schedule frames at a fixed interval

why can't I make this into a function

.gitignore

@@ -1 +1,2 @@
 /target
+/textures

Cargo.toml

@@ -1,23 +1,27 @@
 [package]
 name = "strafe-client"
-version = "0.2.0"
+version = "0.8.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-async-executor = "1.5.1"
 bytemuck = { version = "1.13.1", features = ["derive"] }
+configparser = "3.0.2"
 ddsfile = "0.5.1"
-env_logger = "0.10.0"
 glam = "0.24.1"
-log = "0.4.20"
+lazy-regex = "3.0.2"
 obj = "0.10.2"
+parking_lot = "0.12.1"
 pollster = "0.3.0"
-wgpu = "0.17.0"
-winit = "0.28.6"
+rbx_binary = "0.7.1"
+rbx_dom_weak = "2.5.0"
+rbx_reflection_database = "0.2.7"
+rbx_xml = "0.13.1"
+wgpu = "0.18.0"
+winit = { version = "0.29.2", features = ["rwh_05"] }
 
-[profile.release]
-lto = true
-strip = true
-codegen-units = 1
+#[profile.release]
+#lto = true
+#strip = true
+#codegen-units = 1

src/aabb.rs

@@ -0,0 +1,89 @@
+use crate::integer::Planar64Vec3;
+
+#[derive(Debug,Clone,Copy,Hash,Eq,PartialEq)]
+pub enum AabbFace{
+	Right,//+X
+	Top,
+	Back,
+	Left,
+	Bottom,
+	Front,
+}
+#[derive(Clone)]
+pub struct Aabb{
+	pub min:Planar64Vec3,
+	pub max:Planar64Vec3,
+}
+
+impl Default for Aabb {
+	fn default()->Self {
+		Self{min:Planar64Vec3::MAX,max:Planar64Vec3::MIN}
+	}
+}
+
+impl Aabb{
+	const VERTEX_DATA:[Planar64Vec3;8]=[
+		Planar64Vec3::int( 1,-1,-1),
+		Planar64Vec3::int( 1, 1,-1),
+		Planar64Vec3::int( 1, 1, 1),
+		Planar64Vec3::int( 1,-1, 1),
+		Planar64Vec3::int(-1,-1, 1),
+		Planar64Vec3::int(-1, 1, 1),
+		Planar64Vec3::int(-1, 1,-1),
+		Planar64Vec3::int(-1,-1,-1),
+	];
+
+	pub fn grow(&mut self,point:Planar64Vec3){
+		self.min=self.min.min(point);
+		self.max=self.max.max(point);
+	}
+	pub fn join(&mut self,aabb:&Aabb){
+		self.min=self.min.min(aabb.min);
+		self.max=self.max.max(aabb.max);
+	}
+	pub fn inflate(&mut self,hs:Planar64Vec3){
+		self.min-=hs;
+		self.max+=hs;
+	}
+	pub fn intersects(&self,aabb:&Aabb)->bool{
+		(self.min.cmplt(aabb.max)&aabb.min.cmplt(self.max)).all()
+	}
+	pub fn normal(face:AabbFace)->Planar64Vec3{
+		match face {
+			AabbFace::Right=>Planar64Vec3::int(1,0,0),
+			AabbFace::Top=>Planar64Vec3::int(0,1,0),
+			AabbFace::Back=>Planar64Vec3::int(0,0,1),
+			AabbFace::Left=>Planar64Vec3::int(-1,0,0),
+			AabbFace::Bottom=>Planar64Vec3::int(0,-1,0),
+			AabbFace::Front=>Planar64Vec3::int(0,0,-1),
+		}
+	}
+	pub fn unit_vertices()->[Planar64Vec3;8] {
+		return Self::VERTEX_DATA;
+	}
+	// pub fn face(&self,face:AabbFace)->Aabb {
+	// 	let mut aabb=self.clone();
+	// 	//in this implementation face = worldspace aabb face
+	// 	match face {
+	// 		AabbFace::Right => aabb.min.x=aabb.max.x,
+	// 		AabbFace::Top => aabb.min.y=aabb.max.y,
+	// 		AabbFace::Back => aabb.min.z=aabb.max.z,
+	// 		AabbFace::Left => aabb.max.x=aabb.min.x,
+	// 		AabbFace::Bottom => aabb.max.y=aabb.min.y,
+	// 		AabbFace::Front => aabb.max.z=aabb.min.z,
+	// 	}
+	// 	return aabb;
+	// }
+	pub fn center(&self)->Planar64Vec3{
+		return self.min.midpoint(self.max)
+	}
+	//probably use floats for area & volume because we don't care about precision
+	// pub fn area_weight(&self)->f32{
+	// 	let d=self.max-self.min;
+	// 	d.x*d.y+d.y*d.z+d.z*d.x
+	// }
+	// pub fn volume(&self)->f32{
+	// 	let d=self.max-self.min;
+	// 	d.x*d.y*d.z
+	// }
+}

src/bvh.rs

@@ -0,0 +1,123 @@
+use crate::aabb::Aabb;
+
+//da algaritum
+//lista boxens
+//sort by {minx,maxx,miny,maxy,minz,maxz} (6 lists)
+//find the sets that minimizes the sum of surface areas
+//splitting is done when the minimum split sum of surface areas is larger than the node's own surface area
+
+//start with bisection into octrees because a bad bvh is still 1000x better than no bvh
+//sort the centerpoints on each axis (3 lists)
+//bv is put into octant based on whether it is upper or lower in each list
+enum BvhNodeContent{
+	Branch(Vec<BvhNode>),
+	Leaf(usize),
+}
+impl Default for BvhNodeContent{
+	fn default()->Self{
+		Self::Branch(Vec::new())
+	}
+}
+#[derive(Default)]
+pub struct BvhNode{
+	content:BvhNodeContent,
+	aabb:Aabb,
+}
+
+impl BvhNode{
+	pub fn the_tester<F:FnMut(usize)>(&self,aabb:&Aabb,f:&mut F){
+		match &self.content{
+			&BvhNodeContent::Leaf(model)=>f(model),
+			BvhNodeContent::Branch(children)=>for child in children{
+				//this test could be moved outside the match statement
+				//but that would test the root node aabb
+				//you're probably not going to spend a lot of time outside the map,
+				//so the test is extra work for nothing
+				if aabb.intersects(&child.aabb){
+					child.the_tester(aabb,f);
+				}
+			},
+		}
+	}
+}
+
+pub fn generate_bvh(boxen:Vec<Aabb>)->BvhNode{
+	generate_bvh_node(boxen.into_iter().enumerate().collect())
+}
+
+fn generate_bvh_node(boxen:Vec<(usize,Aabb)>)->BvhNode{
+	let n=boxen.len();
+	if n<20{
+		let mut aabb=Aabb::default();
+		let nodes=boxen.into_iter().map(|b|{
+			aabb.join(&b.1);
+			BvhNode{
+				content:BvhNodeContent::Leaf(b.0),
+				aabb:b.1,
+			}
+		}).collect();
+		BvhNode{
+			content:BvhNodeContent::Branch(nodes),
+			aabb,
+		}
+	}else{
+		let mut octant=std::collections::HashMap::with_capacity(n);//this ids which octant the boxen is put in
+		let mut sort_x=Vec::with_capacity(n);
+		let mut sort_y=Vec::with_capacity(n);
+		let mut sort_z=Vec::with_capacity(n);
+		for (i,aabb) in boxen.iter(){
+			let center=aabb.center();
+			octant.insert(*i,0);
+			sort_x.push((*i,center.x()));
+			sort_y.push((*i,center.y()));
+			sort_z.push((*i,center.z()));
+		}
+		sort_x.sort_by(|tup0,tup1|tup0.1.partial_cmp(&tup1.1).unwrap());
+		sort_y.sort_by(|tup0,tup1|tup0.1.partial_cmp(&tup1.1).unwrap());
+		sort_z.sort_by(|tup0,tup1|tup0.1.partial_cmp(&tup1.1).unwrap());
+		let h=n/2;
+		let median_x=sort_x[h].1;
+		let median_y=sort_y[h].1;
+		let median_z=sort_z[h].1;
+		for (i,c) in sort_x{
+			if median_x<c{
+				octant.insert(i,octant[&i]+1<<0);
+			}
+		}
+		for (i,c) in sort_y{
+			if median_y<c{
+				octant.insert(i,octant[&i]+1<<1);
+			}
+		}
+		for (i,c) in sort_z{
+			if median_z<c{
+				octant.insert(i,octant[&i]+1<<2);
+			}
+		}
+		//generate lists for unique octant values
+		let mut list_list=Vec::with_capacity(8);
+		let mut octant_list=Vec::with_capacity(8);
+		for (i,aabb) in boxen.into_iter(){
+			let octant_id=octant[&i];
+			let list_id=if let Some(list_id)=octant_list.iter().position(|&id|id==octant_id){
+				list_id
+			}else{
+				let list_id=list_list.len();
+				octant_list.push(octant_id);
+				list_list.push(Vec::new());
+				list_id
+			};
+			list_list[list_id].push((i,aabb));
+		}
+		let mut aabb=Aabb::default();
+		let children=list_list.into_iter().map(|b|{
+			let node=generate_bvh_node(b);
+			aabb.join(&node.aabb);
+			node
+		}).collect();
+		BvhNode{
+			content:BvhNodeContent::Branch(children),
+			aabb,
+		}
+	}
+}

src/compat_worker.rs

@@ -0,0 +1,21 @@
+pub type QNWorker<'a,Task>=CompatNWorker<'a,Task>;
+pub type INWorker<'a,Task>=CompatNWorker<'a,Task>;
+
+pub struct CompatNWorker<'a,Task>{
+	data:std::marker::PhantomData<Task>,
+	f:Box<dyn FnMut(Task)+Send+'a>,
+}
+
+impl<'a,Task> CompatNWorker<'a,Task>{
+	pub fn new(f:impl FnMut(Task)+Send+'a)->CompatNWorker<'a,Task>{
+		Self{
+			data:std::marker::PhantomData,
+			f:Box::new(f),
+		}
+	}
+
+	pub fn send(&mut self,task:Task)->Result<(),()>{
+		(self.f)(task);
+		Ok(())
+	}
+}

src/framework.rs

@@ -1,516 +0,0 @@
-use std::future::Future;
-#[cfg(target_arch = "wasm32")]
-use std::str::FromStr;
-#[cfg(not(target_arch = "wasm32"))]
-use std::time::Instant;
-#[cfg(target_arch = "wasm32")]
-use web_sys::{ImageBitmapRenderingContext, OffscreenCanvas};
-use winit::{
-	event::{self, WindowEvent},
-	event_loop::{ControlFlow, EventLoop},
-};
-
-#[allow(dead_code)]
-pub fn cast_slice<T>(data: &[T]) -> &[u8] {
-	use std::{mem::size_of, slice::from_raw_parts};
-
-	unsafe { from_raw_parts(data.as_ptr() as *const u8, data.len() * size_of::<T>()) }
-}
-
-#[allow(dead_code)]
-pub enum ShaderStage {
-	Vertex,
-	Fragment,
-	Compute,
-}
-
-pub trait Example: 'static + Sized {
-	fn optional_features() -> wgpu::Features {
-		wgpu::Features::empty()
-	}
-	fn required_features() -> wgpu::Features {
-		wgpu::Features::empty()
-	}
-	fn required_downlevel_capabilities() -> wgpu::DownlevelCapabilities {
-		wgpu::DownlevelCapabilities {
-			flags: wgpu::DownlevelFlags::empty(),
-			shader_model: wgpu::ShaderModel::Sm5,
-			..wgpu::DownlevelCapabilities::default()
-		}
-	}
-	fn required_limits() -> wgpu::Limits {
-		wgpu::Limits::downlevel_webgl2_defaults() // These downlevel limits will allow the code to run on all possible hardware
-	}
-	fn init(
-		config: &wgpu::SurfaceConfiguration,
-		adapter: &wgpu::Adapter,
-		device: &wgpu::Device,
-		queue: &wgpu::Queue,
-	) -> Self;
-	fn resize(
-		&mut self,
-		config: &wgpu::SurfaceConfiguration,
-		device: &wgpu::Device,
-		queue: &wgpu::Queue,
-	);
-	fn update(&mut self, event: WindowEvent);
-	fn move_mouse(&mut self, delta: (f64,f64));
-	fn render(
-		&mut self,
-		view: &wgpu::TextureView,
-		device: &wgpu::Device,
-		queue: &wgpu::Queue,
-		spawner: &Spawner,
-	);
-}
-
-struct Setup {
-	window: winit::window::Window,
-	event_loop: EventLoop<()>,
-	instance: wgpu::Instance,
-	size: winit::dpi::PhysicalSize<u32>,
-	surface: wgpu::Surface,
-	adapter: wgpu::Adapter,
-	device: wgpu::Device,
-	queue: wgpu::Queue,
-	#[cfg(target_arch = "wasm32")]
-	offscreen_canvas_setup: Option<OffscreenCanvasSetup>,
-}
-
-#[cfg(target_arch = "wasm32")]
-struct OffscreenCanvasSetup {
-	offscreen_canvas: OffscreenCanvas,
-	bitmap_renderer: ImageBitmapRenderingContext,
-}
-
-async fn setup<E: Example>(title: &str) -> Setup {
-	#[cfg(not(target_arch = "wasm32"))]
-	{
-		env_logger::init();
-	};
-
-	let event_loop = EventLoop::new();
-	let mut builder = winit::window::WindowBuilder::new();
-	builder = builder.with_title(title);
-	#[cfg(windows_OFF)] // TODO
-	{
-		use winit::platform::windows::WindowBuilderExtWindows;
-		builder = builder.with_no_redirection_bitmap(true);
-	}
-	let window = builder.build(&event_loop).unwrap();
-
-	#[cfg(target_arch = "wasm32")]
-	{
-		use winit::platform::web::WindowExtWebSys;
-		let query_string = web_sys::window().unwrap().location().search().unwrap();
-		let level: log::Level = parse_url_query_string(&query_string, "RUST_LOG")
-			.and_then(|x| x.parse().ok())
-			.unwrap_or(log::Level::Error);
-		console_log::init_with_level(level).expect("could not initialize logger");
-		std::panic::set_hook(Box::new(console_error_panic_hook::hook));
-		// On wasm, append the canvas to the document body
-		web_sys::window()
-			.and_then(|win| win.document())
-			.and_then(|doc| doc.body())
-			.and_then(|body| {
-				body.append_child(&web_sys::Element::from(window.canvas()))
-					.ok()
-			})
-			.expect("couldn't append canvas to document body");
-	}
-
-	#[cfg(target_arch = "wasm32")]
-	let mut offscreen_canvas_setup: Option<OffscreenCanvasSetup> = None;
-	#[cfg(target_arch = "wasm32")]
-	{
-		use wasm_bindgen::JsCast;
-		use winit::platform::web::WindowExtWebSys;
-
-		let query_string = web_sys::window().unwrap().location().search().unwrap();
-		if let Some(offscreen_canvas_param) =
-			parse_url_query_string(&query_string, "offscreen_canvas")
-		{
-			if FromStr::from_str(offscreen_canvas_param) == Ok(true) {
-				log::info!("Creating OffscreenCanvasSetup");
-
-				let offscreen_canvas =
-					OffscreenCanvas::new(1024, 768).expect("couldn't create OffscreenCanvas");
-
-				let bitmap_renderer = window
-					.canvas()
-					.get_context("bitmaprenderer")
-					.expect("couldn't create ImageBitmapRenderingContext (Result)")
-					.expect("couldn't create ImageBitmapRenderingContext (Option)")
-					.dyn_into::<ImageBitmapRenderingContext>()
-					.expect("couldn't convert into ImageBitmapRenderingContext");
-
-				offscreen_canvas_setup = Some(OffscreenCanvasSetup {
-					offscreen_canvas,
-					bitmap_renderer,
-				})
-			}
-		}
-	};
-
-	log::info!("Initializing the surface...");
-
-	let backends = wgpu::util::backend_bits_from_env().unwrap_or_else(wgpu::Backends::all);
-	let dx12_shader_compiler = wgpu::util::dx12_shader_compiler_from_env().unwrap_or_default();
-
-	let instance = wgpu::Instance::new(wgpu::InstanceDescriptor {
-		backends,
-		dx12_shader_compiler,
-	});
-	let (size, surface) = unsafe {
-		let size = window.inner_size();
-
-		#[cfg(any(not(target_arch = "wasm32"), target_os = "emscripten"))]
-		let surface = instance.create_surface(&window).unwrap();
-		#[cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))]
-		let surface = {
-			if let Some(offscreen_canvas_setup) = &offscreen_canvas_setup {
-				log::info!("Creating surface from OffscreenCanvas");
-				instance.create_surface_from_offscreen_canvas(
-					offscreen_canvas_setup.offscreen_canvas.clone(),
-				)
-			} else {
-				instance.create_surface(&window)
-			}
-		}
-		.unwrap();
-
-		(size, surface)
-	};
-	let adapter = wgpu::util::initialize_adapter_from_env_or_default(&instance, Some(&surface))
-		.await
-		.expect("No suitable GPU adapters found on the system!");
-
-	#[cfg(not(target_arch = "wasm32"))]
-	{
-		let adapter_info = adapter.get_info();
-		println!("Using {} ({:?})", adapter_info.name, adapter_info.backend);
-	}
-
-	let optional_features = E::optional_features();
-	let required_features = E::required_features();
-	let adapter_features = adapter.features();
-	assert!(
-		adapter_features.contains(required_features),
-		"Adapter does not support required features for this example: {:?}",
-		required_features - adapter_features
-	);
-
-	let required_downlevel_capabilities = E::required_downlevel_capabilities();
-	let downlevel_capabilities = adapter.get_downlevel_capabilities();
-	assert!(
-		downlevel_capabilities.shader_model >= required_downlevel_capabilities.shader_model,
-		"Adapter does not support the minimum shader model required to run this example: {:?}",
-		required_downlevel_capabilities.shader_model
-	);
-	assert!(
-		downlevel_capabilities
-			.flags
-			.contains(required_downlevel_capabilities.flags),
-		"Adapter does not support the downlevel capabilities required to run this example: {:?}",
-		required_downlevel_capabilities.flags - downlevel_capabilities.flags
-	);
-
-	// Make sure we use the texture resolution limits from the adapter, so we can support images the size of the surface.
-	let needed_limits = E::required_limits().using_resolution(adapter.limits());
-
-	let trace_dir = std::env::var("WGPU_TRACE");
-	let (device, queue) = adapter
-		.request_device(
-			&wgpu::DeviceDescriptor {
-				label: None,
-				features: (optional_features & adapter_features) | required_features,
-				limits: needed_limits,
-			},
-			trace_dir.ok().as_ref().map(std::path::Path::new),
-		)
-		.await
-		.expect("Unable to find a suitable GPU adapter!");
-
-	Setup {
-		window,
-		event_loop,
-		instance,
-		size,
-		surface,
-		adapter,
-		device,
-		queue,
-		#[cfg(target_arch = "wasm32")]
-		offscreen_canvas_setup,
-	}
-}
-
-fn start<E: Example>(
-	#[cfg(not(target_arch = "wasm32"))] Setup {
-		window,
-		event_loop,
-		instance,
-		size,
-		surface,
-		adapter,
-		device,
-		queue,
-	}: Setup,
-	#[cfg(target_arch = "wasm32")] Setup {
-		window,
-		event_loop,
-		instance,
-		size,
-		surface,
-		adapter,
-		device,
-		queue,
-		offscreen_canvas_setup,
-	}: Setup,
-) {
-	let spawner = Spawner::new();
-	let mut config = surface
-		.get_default_config(&adapter, size.width, size.height)
-		.expect("Surface isn't supported by the adapter.");
-	let surface_view_format = config.format.add_srgb_suffix();
-	config.view_formats.push(surface_view_format);
-	surface.configure(&device, &config);
-
-	log::info!("Initializing the example...");
-	let mut example = E::init(&config, &adapter, &device, &queue);
-
-	#[cfg(not(target_arch = "wasm32"))]
-	let mut last_frame_inst = Instant::now();
-	#[cfg(not(target_arch = "wasm32"))]
-	let (mut frame_count, mut accum_time) = (0, 0.0);
-
-	log::info!("Entering render loop...");
-	event_loop.run(move |event, _, control_flow| {
-		let _ = (&instance, &adapter); // force ownership by the closure
-		*control_flow = if cfg!(feature = "metal-auto-capture") {
-			ControlFlow::Exit
-		} else {
-			ControlFlow::Poll
-		};
-		match event {
-			event::Event::RedrawEventsCleared => {
-				#[cfg(not(target_arch = "wasm32"))]
-				spawner.run_until_stalled();
-
-				window.request_redraw();
-			}
-			event::Event::WindowEvent {
-				event:
-					WindowEvent::Resized(size)
-					| WindowEvent::ScaleFactorChanged {
-						new_inner_size: &mut size,
-						..
-					},
-				..
-			} => {
-				// Once winit is fixed, the detection conditions here can be removed.
-				// https://github.com/rust-windowing/winit/issues/2876
-				let max_dimension = adapter.limits().max_texture_dimension_2d;
-				if size.width > max_dimension || size.height > max_dimension {
-					log::warn!(
-						"The resizing size {:?} exceeds the limit of {}.",
-						size,
-						max_dimension
-					);
-				} else {
-					log::info!("Resizing to {:?}", size);
-					config.width = size.width.max(1);
-					config.height = size.height.max(1);
-					example.resize(&config, &device, &queue);
-					surface.configure(&device, &config);
-				}
-			}
-			event::Event::WindowEvent { event, .. } => match event {
-				WindowEvent::KeyboardInput {
-					input:
-						event::KeyboardInput {
-							virtual_keycode: Some(event::VirtualKeyCode::Escape),
-							state: event::ElementState::Pressed,
-							..
-						},
-					..
-				}
-				| WindowEvent::CloseRequested => {
-					*control_flow = ControlFlow::Exit;
-				}
-				#[cfg(not(target_arch = "wasm32"))]
-				WindowEvent::KeyboardInput {
-					input:
-						event::KeyboardInput {
-							virtual_keycode: Some(event::VirtualKeyCode::R),
-							state: event::ElementState::Pressed,
-							..
-						},
-					..
-				} => {
-					println!("{:#?}", instance.generate_report());
-				}
-				_ => {
-					example.update(event);
-				}
-			},
-			event::Event::DeviceEvent {
-				event:
-					winit::event::DeviceEvent::MouseMotion {
-						delta,
-					},
-				..
-			} => {
-				example.move_mouse(delta);
-			},
-			event::Event::RedrawRequested(_) => {
-				#[cfg(not(target_arch = "wasm32"))]
-				{
-					accum_time += last_frame_inst.elapsed().as_secs_f32();
-					last_frame_inst = Instant::now();
-					frame_count += 1;
-					if frame_count == 100 {
-						println!(
-							"Avg frame time {}ms",
-							accum_time * 1000.0 / frame_count as f32
-						);
-						accum_time = 0.0;
-						frame_count = 0;
-					}
-				}
-
-				let frame = match surface.get_current_texture() {
-					Ok(frame) => frame,
-					Err(_) => {
-						surface.configure(&device, &config);
-						surface
-							.get_current_texture()
-							.expect("Failed to acquire next surface texture!")
-					}
-				};
-				let view = frame.texture.create_view(&wgpu::TextureViewDescriptor {
-					format: Some(surface_view_format),
-					..wgpu::TextureViewDescriptor::default()
-				});
-
-				example.render(&view, &device, &queue, &spawner);
-
-				frame.present();
-
-				#[cfg(target_arch = "wasm32")]
-				{
-					if let Some(offscreen_canvas_setup) = &offscreen_canvas_setup {
-						let image_bitmap = offscreen_canvas_setup
-							.offscreen_canvas
-							.transfer_to_image_bitmap()
-							.expect("couldn't transfer offscreen canvas to image bitmap.");
-						offscreen_canvas_setup
-							.bitmap_renderer
-							.transfer_from_image_bitmap(&image_bitmap);
-
-						log::info!("Transferring OffscreenCanvas to ImageBitmapRenderer");
-					}
-				}
-			}
-			_ => {}
-		}
-	});
-}
-
-#[cfg(not(target_arch = "wasm32"))]
-pub struct Spawner<'a> {
-	executor: async_executor::LocalExecutor<'a>,
-}
-
-#[cfg(not(target_arch = "wasm32"))]
-impl<'a> Spawner<'a> {
-	fn new() -> Self {
-		Self {
-			executor: async_executor::LocalExecutor::new(),
-		}
-	}
-
-	#[allow(dead_code)]
-	pub fn spawn_local(&self, future: impl Future<Output = ()> + 'a) {
-		self.executor.spawn(future).detach();
-	}
-
-	fn run_until_stalled(&self) {
-		while self.executor.try_tick() {}
-	}
-}
-
-#[cfg(target_arch = "wasm32")]
-pub struct Spawner {}
-
-#[cfg(target_arch = "wasm32")]
-impl Spawner {
-	fn new() -> Self {
-		Self {}
-	}
-
-	#[allow(dead_code)]
-	pub fn spawn_local(&self, future: impl Future<Output = ()> + 'static) {
-		wasm_bindgen_futures::spawn_local(future);
-	}
-}
-
-#[cfg(not(target_arch = "wasm32"))]
-pub fn run<E: Example>(title: &str) {
-	let setup = pollster::block_on(setup::<E>(title));
-	start::<E>(setup);
-}
-
-#[cfg(target_arch = "wasm32")]
-pub fn run<E: Example>(title: &str) {
-	use wasm_bindgen::prelude::*;
-
-	let title = title.to_owned();
-	wasm_bindgen_futures::spawn_local(async move {
-		let setup = setup::<E>(&title).await;
-		let start_closure = Closure::once_into_js(move || start::<E>(setup));
-
-		// make sure to handle JS exceptions thrown inside start.
-		// Otherwise wasm_bindgen_futures Queue would break and never handle any tasks again.
-		// This is required, because winit uses JS exception for control flow to escape from `run`.
-		if let Err(error) = call_catch(&start_closure) {
-			let is_control_flow_exception = error.dyn_ref::<js_sys::Error>().map_or(false, |e| {
-				e.message().includes("Using exceptions for control flow", 0)
-			});
-
-			if !is_control_flow_exception {
-				web_sys::console::error_1(&error);
-			}
-		}
-
-		#[wasm_bindgen]
-		extern "C" {
-			#[wasm_bindgen(catch, js_namespace = Function, js_name = "prototype.call.call")]
-			fn call_catch(this: &JsValue) -> Result<(), JsValue>;
-		}
-	});
-}
-
-#[cfg(target_arch = "wasm32")]
-/// Parse the query string as returned by `web_sys::window()?.location().search()?` and get a
-/// specific key out of it.
-pub fn parse_url_query_string<'a>(query: &'a str, search_key: &str) -> Option<&'a str> {
-	let query_string = query.strip_prefix('?')?;
-
-	for pair in query_string.split('&') {
-		let mut pair = pair.split('=');
-		let key = pair.next()?;
-		let value = pair.next()?;
-
-		if key == search_key {
-			return Some(value);
-		}
-	}
-
-	None
-}
-
-// This allows treating the framework as a standalone example,
-// thus avoiding listing the example names in `Cargo.toml`.
-#[allow(dead_code)]
-fn main() {}

src/graphics_worker.rs

@@ -0,0 +1,71 @@
+pub enum Instruction{
+	Render(crate::physics::PhysicsOutputState,crate::integer::Time,glam::IVec2),
+	//UpdateModel(crate::graphics::GraphicsModelUpdate),
+	Resize(winit::dpi::PhysicalSize<u32>,crate::settings::UserSettings),
+	GenerateModels(crate::model::IndexedModelInstances),
+	ClearModels,
+}
+
+//Ideally the graphics thread worker description is:
+/*
+WorkerDescription{
+	input:Immediate,
+	output:Realtime(PoolOrdering::Ordered(3)),
+}
+*/
+//up to three frames in flight, dropping new frame requests when all three are busy, and dropping output frames when one renders out of order
+
+pub fn new<'a>(
+		scope:&'a std::thread::Scope<'a,'_>,
+		mut graphics:crate::graphics::GraphicsState,
+		mut config:wgpu::SurfaceConfiguration,
+		surface:wgpu::Surface,
+		device:wgpu::Device,
+		queue:wgpu::Queue,
+	)->crate::worker::INWorker<'a,Instruction>{
+	let mut resize=None;
+	crate::worker::INWorker::new(scope,move |ins:Instruction|{
+		match ins{
+			Instruction::GenerateModels(indexed_model_instances)=>{
+				graphics.generate_models(&device,&queue,indexed_model_instances);
+			},
+			Instruction::ClearModels=>{
+				graphics.clear();
+			},
+			Instruction::Resize(size,user_settings)=>{
+				resize=Some((size,user_settings));
+			}
+			Instruction::Render(physics_output,predicted_time,mouse_pos)=>{
+				if let Some((size,user_settings))=&resize{
+					println!("Resizing to {:?}",size);
+					let t0=std::time::Instant::now();
+					config.width=size.width.max(1);
+					config.height=size.height.max(1);
+					surface.configure(&device,&config);
+					graphics.resize(&device,&config,user_settings);
+					println!("Resize took {:?}",t0.elapsed());
+				}
+				//clear every time w/e
+				resize=None;
+				//this has to go deeper somehow
+				let frame=match surface.get_current_texture(){
+					Ok(frame)=>frame,
+					Err(_)=>{
+						surface.configure(&device,&config);
+						surface
+							.get_current_texture()
+							.expect("Failed to acquire next surface texture!")
+					}
+				};
+				let view=frame.texture.create_view(&wgpu::TextureViewDescriptor{
+					format:Some(config.view_formats[0]),
+					..wgpu::TextureViewDescriptor::default()
+				});
+
+				graphics.render(&view,&device,&queue,physics_output,predicted_time,mouse_pos);
+
+				frame.present();
+			}
+		}
+	})
+}

src/instruction.rs

@@ -0,0 +1,50 @@
+use crate::integer::Time;
+
+#[derive(Debug)]
+pub struct TimedInstruction<I>{
+	pub time:Time,
+	pub instruction:I,
+}
+
+pub trait InstructionEmitter<I>{
+	fn next_instruction(&self,time_limit:Time)->Option<TimedInstruction<I>>;
+}
+pub trait InstructionConsumer<I>{
+	fn process_instruction(&mut self, instruction:TimedInstruction<I>);
+}
+
+//PROPER PRIVATE FIELDS!!!
+pub struct InstructionCollector<I>{
+	time:Time,
+	instruction:Option<I>,
+}
+impl<I> InstructionCollector<I>{
+	pub fn new(time:Time)->Self{
+		Self{
+			time,
+			instruction:None
+		}
+	}
+
+	pub fn collect(&mut self,instruction:Option<TimedInstruction<I>>){
+		match instruction{
+			Some(unwrap_instruction)=>{
+				if unwrap_instruction.time<self.time {
+					self.time=unwrap_instruction.time;
+					self.instruction=Some(unwrap_instruction.instruction);
+				}
+			},
+			None=>(),
+		}
+	}
+	pub fn instruction(self)->Option<TimedInstruction<I>>{
+		//STEAL INSTRUCTION AND DESTROY INSTRUCTIONCOLLECTOR
+		match self.instruction{
+			Some(instruction)=>Some(TimedInstruction{
+				time:self.time,
+				instruction
+			}),
+			None=>None,
+		}
+	}
+}

src/integer.rs

@@ -0,0 +1,958 @@
+//integer units
+#[derive(Clone,Copy,Hash,PartialEq,PartialOrd,Debug)]
+pub struct Time(i64);
+impl Time{
+	pub const ZERO:Self=Self(0);
+	pub const ONE_SECOND:Self=Self(1_000_000_000);
+	pub const ONE_MILLISECOND:Self=Self(1_000_000);
+	pub const ONE_MICROSECOND:Self=Self(1_000);
+	pub const ONE_NANOSECOND:Self=Self(1);
+	#[inline]
+	pub fn from_secs(num:i64)->Self{
+		Self(Self::ONE_SECOND.0*num)
+	}
+	#[inline]
+	pub fn from_millis(num:i64)->Self{
+		Self(Self::ONE_MILLISECOND.0*num)
+	}
+	#[inline]
+	pub fn from_micros(num:i64)->Self{
+		Self(Self::ONE_MICROSECOND.0*num)
+	}
+	#[inline]
+	pub fn from_nanos(num:i64)->Self{
+		Self(Self::ONE_NANOSECOND.0*num)
+	}
+	//should I have checked subtraction? force all time variables to be positive?
+	#[inline]
+	pub fn nanos(&self)->i64{
+		self.0
+	}
+}
+impl From<Planar64> for Time{
+	#[inline]
+	fn from(value:Planar64)->Self{
+		Time((((value.0 as i128)*1_000_000_000)>>32) as i64)
+	}
+}
+impl std::fmt::Display for Time{
+	#[inline]
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{}s+{:09}ns",self.0/Self::ONE_SECOND.0,self.0%Self::ONE_SECOND.0)
+	}
+}
+impl std::default::Default for Time{
+	fn default()->Self{
+		Self(0)
+	}
+}
+impl std::ops::Neg for Time{
+	type Output=Time;
+	#[inline]
+	fn neg(self)->Self::Output {
+		Time(-self.0)
+	}
+}
+impl std::ops::Add<Time> for Time{
+	type Output=Time;
+	#[inline]
+	fn add(self,rhs:Self)->Self::Output {
+		Time(self.0+rhs.0)
+	}
+}
+impl std::ops::Sub<Time> for Time{
+	type Output=Time;
+	#[inline]
+	fn sub(self,rhs:Self)->Self::Output {
+		Time(self.0-rhs.0)
+	}
+}
+impl std::ops::Mul<Time> for Time{
+	type Output=Time;
+	#[inline]
+	fn mul(self,rhs:Time)->Self::Output{
+		Self((((self.0 as i128)*(rhs.0 as i128))/1_000_000_000) as i64)
+	}
+}
+impl std::ops::Div<i64> for Time{
+	type Output=Time;
+	#[inline]
+	fn div(self,rhs:i64)->Self::Output {
+		Time(self.0/rhs)
+	}
+}
+
+#[inline]
+const fn gcd(mut a:u64,mut b:u64)->u64{
+	while b!=0{
+		(a,b)=(b,a.rem_euclid(b));
+	};
+	a
+}
+#[derive(Clone,Hash)]
+pub struct Ratio64{
+	num:i64,
+	den:u64,
+}
+impl Ratio64{
+	pub const ZERO:Self=Ratio64{num:0,den:1};
+	pub const ONE:Self=Ratio64{num:1,den:1};
+	#[inline]
+	pub const fn new(num:i64,den:u64)->Option<Ratio64>{
+		if den==0{
+			None
+		}else{
+			let d=gcd(num.unsigned_abs(),den);
+			Some(Self{num:num/d as i64,den:den/d})
+		}
+	}
+	#[inline]
+	pub fn mul_int(&self,rhs:i64)->i64{
+		rhs*self.num/self.den as i64
+	}
+	#[inline]
+	pub fn rhs_div_int(&self,rhs:i64)->i64{
+		rhs*self.den as i64/self.num
+	}
+	#[inline]
+	pub fn mul_ref(&self,rhs:&Ratio64)->Ratio64{
+		let (num,den)=(self.num*rhs.num,self.den*rhs.den);
+		let d=gcd(num.unsigned_abs(),den);
+		Self{
+			num:num/d as i64,
+			den:den/d,
+		}
+	}
+}
+//from num_traits crate
+#[inline]
+fn integer_decode_f32(f: f32) -> (u64, i16, i8) {
+	let bits: u32 = f.to_bits();
+	let sign: i8 = if bits >> 31 == 0 { 1 } else { -1 };
+	let mut exponent: i16 = ((bits >> 23) & 0xff) as i16;
+	let mantissa = if exponent == 0 {
+		(bits & 0x7fffff) << 1
+	} else {
+		(bits & 0x7fffff) | 0x800000
+	};
+	// Exponent bias + mantissa shift
+	exponent -= 127 + 23;
+	(mantissa as u64, exponent, sign)
+}
+#[inline]
+fn integer_decode_f64(f: f64) -> (u64, i16, i8) {
+	let bits: u64 = f.to_bits();
+	let sign: i8 = if bits >> 63 == 0 { 1 } else { -1 };
+	let mut exponent: i16 = ((bits >> 52) & 0x7ff) as i16;
+	let mantissa = if exponent == 0 {
+		(bits & 0xfffffffffffff) << 1
+	} else {
+		(bits & 0xfffffffffffff) | 0x10000000000000
+	};
+	// Exponent bias + mantissa shift
+	exponent -= 1023 + 52;
+	(mantissa, exponent, sign)
+}
+#[derive(Debug)]
+pub enum Ratio64TryFromFloatError{
+	Nan,
+	Infinite,
+	Subnormal,
+	HighlyNegativeExponent(i16),
+	HighlyPositiveExponent(i16),
+}
+const MAX_DENOMINATOR:u128=u64::MAX as u128;
+#[inline]
+fn ratio64_from_mes((m,e,s):(u64,i16,i8))->Result<Ratio64,Ratio64TryFromFloatError>{
+	if e< -127{
+		//this can also just be zero
+		Err(Ratio64TryFromFloatError::HighlyNegativeExponent(e))
+	}else if e< -63{
+		//approximate input ratio within denominator limit
+		let mut target_num=m as u128;
+		let mut target_den=1u128<<-e;
+
+		let mut num=1;
+		let mut den=0;
+		let mut prev_num=0;
+		let mut prev_den=1;
+
+		while target_den!=0{
+			let whole=target_num/target_den;
+			(target_num,target_den)=(target_den,target_num-whole*target_den);
+			let new_num=whole*num+prev_num;
+			let new_den=whole*den+prev_den;
+			if MAX_DENOMINATOR<new_den{
+				break;
+			}else{
+				(prev_num,prev_den)=(num,den);
+				(num,den)=(new_num,new_den);
+			}
+		}
+
+		Ok(Ratio64::new(num as i64,den as u64).unwrap())
+	}else if e<0{
+		Ok(Ratio64::new((m as i64)*(s as i64),1<<-e).unwrap())
+	}else if (64-m.leading_zeros() as i16)+e<64{
+		Ok(Ratio64::new((m as i64)*(s as i64)*(1<<e),1).unwrap())
+	}else{
+		Err(Ratio64TryFromFloatError::HighlyPositiveExponent(e))
+	}
+}
+impl TryFrom<f32> for Ratio64{
+	type Error=Ratio64TryFromFloatError;
+	#[inline]
+	fn try_from(value:f32)->Result<Self,Self::Error>{
+		match value.classify(){
+			std::num::FpCategory::Nan=>Err(Self::Error::Nan),
+			std::num::FpCategory::Infinite=>Err(Self::Error::Infinite),
+			std::num::FpCategory::Zero=>Ok(Self::ZERO),
+			std::num::FpCategory::Subnormal=>Err(Self::Error::Subnormal),
+			std::num::FpCategory::Normal=>ratio64_from_mes(integer_decode_f32(value)),
+		}
+	}
+}
+impl TryFrom<f64> for Ratio64{
+	type Error=Ratio64TryFromFloatError;
+	#[inline]
+	fn try_from(value:f64)->Result<Self,Self::Error>{
+		match value.classify(){
+			std::num::FpCategory::Nan=>Err(Self::Error::Nan),
+			std::num::FpCategory::Infinite=>Err(Self::Error::Infinite),
+			std::num::FpCategory::Zero=>Ok(Self::ZERO),
+			std::num::FpCategory::Subnormal=>Err(Self::Error::Subnormal),
+			std::num::FpCategory::Normal=>ratio64_from_mes(integer_decode_f64(value)),
+		}
+	}
+}
+impl std::ops::Mul<Ratio64> for Ratio64{
+	type Output=Ratio64;
+	#[inline]
+	fn mul(self,rhs:Ratio64)->Self::Output{
+		let (num,den)=(self.num*rhs.num,self.den*rhs.den);
+		let d=gcd(num.unsigned_abs(),den);
+		Self{
+			num:num/d as i64,
+			den:den/d,
+		}
+	}
+}
+impl std::ops::Mul<i64> for Ratio64{
+	type Output=Ratio64;
+	#[inline]
+	fn mul(self,rhs:i64)->Self::Output {
+		Self{
+			num:self.num*rhs,
+			den:self.den,
+		}
+	}
+}
+impl std::ops::Div<u64> for Ratio64{
+	type Output=Ratio64;
+	#[inline]
+	fn div(self,rhs:u64)->Self::Output {
+		Self{
+			num:self.num,
+			den:self.den*rhs,
+		}
+	}
+}
+#[derive(Clone,Hash)]
+pub struct Ratio64Vec2{
+	pub x:Ratio64,
+	pub y:Ratio64,
+}
+impl Ratio64Vec2{
+	pub const ONE:Self=Self{x:Ratio64::ONE,y:Ratio64::ONE};
+	#[inline]
+	pub fn new(x:Ratio64,y:Ratio64)->Self{
+		Self{x,y}
+	}
+	#[inline]
+	pub fn mul_int(&self,rhs:glam::I64Vec2)->glam::I64Vec2{
+		glam::i64vec2(
+			self.x.mul_int(rhs.x),
+			self.y.mul_int(rhs.y),
+		)
+	}
+}
+impl std::ops::Mul<i64> for Ratio64Vec2{
+	type Output=Ratio64Vec2;
+	#[inline]
+	fn mul(self,rhs:i64)->Self::Output {
+		Self{
+			x:self.x*rhs,
+			y:self.y*rhs,
+		}
+	}
+}
+
+///[-pi,pi) = [-2^31,2^31-1]
+#[derive(Clone,Copy,Hash)]
+pub struct Angle32(i32);
+impl Angle32{
+	pub const FRAC_PI_2:Self=Self(1<<30);
+	pub const PI:Self=Self(-1<<31);
+	#[inline]
+	pub fn wrap_from_i64(theta:i64)->Self{
+		//take lower bits
+		//note: this was checked on compiler explorer and compiles to 1 instruction!
+		Self(i32::from_ne_bytes(((theta&((1<<32)-1)) as u32).to_ne_bytes()))
+	}
+	#[inline]
+	pub fn clamp_from_i64(theta:i64)->Self{
+		//the assembly is a bit confusing for this, I thought it was checking the same thing twice
+		//but it's just checking and then overwriting the value for both upper and lower bounds.
+		Self(theta.clamp(i32::MIN as i64,i32::MAX as i64) as i32)
+	}
+	#[inline]
+	pub fn get(&self)->i32{
+		self.0
+	}
+	/// Clamps the value towards the midpoint of the range.
+	/// Note that theta_min can be larger than theta_max and it will wrap clamp the other way around
+	#[inline]
+	pub fn clamp(&self,theta_min:Self,theta_max:Self)->Self{
+		//((max-min as u32)/2 as i32)+min
+		let midpoint=((
+			(theta_max.0 as u32)
+			.wrapping_sub(theta_min.0 as u32)
+			/2
+		) as i32)//(u32::MAX/2) as i32 ALWAYS works
+		.wrapping_add(theta_min.0);
+		//(theta-mid).clamp(max-mid,min-mid)+mid
+		Self(
+			self.0.wrapping_sub(midpoint)
+			.max(theta_min.0.wrapping_sub(midpoint))
+			.min(theta_max.0.wrapping_sub(midpoint))
+			.wrapping_add(midpoint)
+		)
+	}
+	/*
+	#[inline]
+	pub fn cos(&self)->Unit32{
+		//TODO: fix this rounding towards 0
+		Unit32(unsafe{((self.0 as f64*ANGLE32_TO_FLOAT64_RADIANS).cos()*UNIT32_ONE_FLOAT64).to_int_unchecked()})
+	}
+	#[inline]
+	pub fn sin(&self)->Unit32{
+		//TODO: fix this rounding towards 0
+		Unit32(unsafe{((self.0 as f64*ANGLE32_TO_FLOAT64_RADIANS).sin()*UNIT32_ONE_FLOAT64).to_int_unchecked()})
+	}
+	*/
+}
+const ANGLE32_TO_FLOAT64_RADIANS:f64=std::f64::consts::PI/((1i64<<31) as f64);
+impl Into<f32> for Angle32{
+	#[inline]
+	fn into(self)->f32{
+		(self.0 as f64*ANGLE32_TO_FLOAT64_RADIANS) as f32
+	}
+}
+impl std::ops::Neg for Angle32{
+	type Output=Angle32;
+	#[inline]
+	fn neg(self)->Self::Output{
+		Angle32(self.0.wrapping_neg())
+	}
+}
+impl std::ops::Add<Angle32> for Angle32{
+	type Output=Angle32;
+	#[inline]
+	fn add(self,rhs:Self)->Self::Output {
+		Angle32(self.0.wrapping_add(rhs.0))
+	}
+}
+impl std::ops::Sub<Angle32> for Angle32{
+	type Output=Angle32;
+	#[inline]
+	fn sub(self,rhs:Self)->Self::Output {
+		Angle32(self.0.wrapping_sub(rhs.0))
+	}
+}
+impl std::ops::Mul<i32> for Angle32{
+	type Output=Angle32;
+	#[inline]
+	fn mul(self,rhs:i32)->Self::Output {
+		Angle32(self.0.wrapping_mul(rhs))
+	}
+}
+impl std::ops::Mul<Angle32> for Angle32{
+	type Output=Angle32;
+	#[inline]
+	fn mul(self,rhs:Self)->Self::Output {
+		Angle32(self.0.wrapping_mul(rhs.0))
+	}
+}
+
+/* Unit type unused for now, may revive it for map files
+///[-1.0,1.0] = [-2^30,2^30]
+pub struct Unit32(i32);
+impl Unit32{
+	#[inline]
+	pub fn as_planar64(&self) -> Planar64{
+		Planar64(4*(self.0 as i64))
+	}
+}
+const UNIT32_ONE_FLOAT64=((1<<30) as f64);
+///[-1.0,1.0] = [-2^30,2^30]
+pub struct Unit32Vec3(glam::IVec3);
+impl TryFrom<[f32;3]> for Unit32Vec3{
+	type Error=Unit32TryFromFloatError;
+	fn try_from(value:[f32;3])->Result<Self,Self::Error>{
+		Ok(Self(glam::ivec3(
+			Unit32::try_from(Planar64::try_from(value[0])?)?.0,
+			Unit32::try_from(Planar64::try_from(value[1])?)?.0,
+			Unit32::try_from(Planar64::try_from(value[2])?)?.0,
+		)))
+	}
+}
+*/
+
+///[-1.0,1.0] = [-2^32,2^32]
+#[derive(Clone,Copy,Hash,Eq,Ord,PartialEq,PartialOrd)]
+pub struct Planar64(i64);
+impl Planar64{
+	pub const ZERO:Self=Self(0);
+	pub const ONE:Self=Self(1<<32);
+	#[inline]
+	pub const fn int(num:i32)->Self{
+		Self(Self::ONE.0*num as i64)
+	}
+	#[inline]
+	pub const fn raw(num:i64)->Self{
+		Self(num)
+	}
+	#[inline]
+	pub const fn get(&self)->i64{
+		self.0
+	}
+	pub fn sqrt(&self)->Self{
+		Planar64(unsafe{(((self.0 as i128)<<32) as f64).sqrt().to_int_unchecked()})
+	}
+}
+const PLANAR64_ONE_FLOAT32:f32=(1u64<<32) as f32;
+const PLANAR64_CONVERT_TO_FLOAT32:f32=1.0/PLANAR64_ONE_FLOAT32;
+const PLANAR64_ONE_FLOAT64:f64=(1u64<<32) as f64;
+impl Into<f32> for Planar64{
+	#[inline]
+	fn into(self)->f32{
+		self.0 as f32*PLANAR64_CONVERT_TO_FLOAT32
+	}
+}
+impl From<Ratio64> for Planar64{
+	#[inline]
+	fn from(ratio:Ratio64)->Self{
+		Self((((ratio.num as i128)<<32)/ratio.den as i128) as i64)
+	}
+}
+#[derive(Debug)]
+pub enum Planar64TryFromFloatError{
+	Nan,
+	Infinite,
+	Subnormal,
+	HighlyNegativeExponent(i16),
+	HighlyPositiveExponent(i16),
+}
+#[inline]
+fn planar64_from_mes((m,e,s):(u64,i16,i8))->Result<Planar64,Planar64TryFromFloatError>{
+	let e32=e+32;
+	if e32<0&&(m>>-e32)==0{//shifting m will underflow to 0
+		Ok(Planar64::ZERO)
+		// println!("m{} e{} s{}",m,e,s);
+		// println!("f={}",(m as f64)*(2.0f64.powf(e as f64))*(s as f64));
+		// Err(Planar64TryFromFloatError::HighlyNegativeExponent(e))
+	}else if (64-m.leading_zeros() as i16)+e32<64{//shifting m will not overflow
+		if e32<0{
+			Ok(Planar64((m as i64)*(s as i64)>>-e32))
+		}else{
+			Ok(Planar64((m as i64)*(s as i64)<<e32))
+		}
+	}else{//if shifting m will overflow (prev check failed)
+		Err(Planar64TryFromFloatError::HighlyPositiveExponent(e))
+	}
+}
+impl TryFrom<f32> for Planar64{
+	type Error=Planar64TryFromFloatError;
+	#[inline]
+	fn try_from(value:f32)->Result<Self,Self::Error>{
+		match value.classify(){
+			std::num::FpCategory::Nan=>Err(Self::Error::Nan),
+			std::num::FpCategory::Infinite=>Err(Self::Error::Infinite),
+			std::num::FpCategory::Zero=>Ok(Self::ZERO),
+			std::num::FpCategory::Subnormal=>Err(Self::Error::Subnormal),
+			std::num::FpCategory::Normal=>planar64_from_mes(integer_decode_f32(value)),
+		}
+	}
+}
+impl TryFrom<f64> for Planar64{
+	type Error=Planar64TryFromFloatError;
+	#[inline]
+	fn try_from(value:f64)->Result<Self,Self::Error>{
+		match value.classify(){
+			std::num::FpCategory::Nan=>Err(Self::Error::Nan),
+			std::num::FpCategory::Infinite=>Err(Self::Error::Infinite),
+			std::num::FpCategory::Zero=>Ok(Self::ZERO),
+			std::num::FpCategory::Subnormal=>Err(Self::Error::Subnormal),
+			std::num::FpCategory::Normal=>planar64_from_mes(integer_decode_f64(value)),
+		}
+	}
+}
+impl std::fmt::Display for Planar64{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{:.3}",
+			Into::<f32>::into(*self),
+		)
+	}
+}
+impl std::ops::Neg for Planar64{
+	type Output=Planar64;
+	#[inline]
+	fn neg(self)->Self::Output{
+		Planar64(-self.0)
+	}
+}
+impl std::ops::Add<Planar64> for Planar64{
+	type Output=Planar64;
+	#[inline]
+	fn add(self, rhs: Self) -> Self::Output {
+		Planar64(self.0+rhs.0)
+	}
+}
+impl std::ops::Sub<Planar64> for Planar64{
+	type Output=Planar64;
+	#[inline]
+	fn sub(self, rhs: Self) -> Self::Output {
+		Planar64(self.0-rhs.0)
+	}
+}
+impl std::ops::Mul<i64> for Planar64{
+	type Output=Planar64;
+	#[inline]
+	fn mul(self, rhs: i64) -> Self::Output {
+		Planar64(self.0*rhs)
+	}
+}
+impl std::ops::Mul<Planar64> for Planar64{
+	type Output=Planar64;
+	#[inline]
+	fn mul(self, rhs: Self) -> Self::Output {
+		Planar64(((self.0 as i128*rhs.0 as i128)>>32) as i64)
+	}
+}
+impl std::ops::Mul<Time> for Planar64{
+	type Output=Planar64;
+	#[inline]
+	fn mul(self,rhs:Time)->Self::Output{
+		Planar64(((self.0 as i128*rhs.0 as i128)/1_000_000_000) as i64)
+	}
+}
+impl std::ops::Div<i64> for Planar64{
+	type Output=Planar64;
+	#[inline]
+	fn div(self, rhs: i64) -> Self::Output {
+		Planar64(self.0/rhs)
+	}
+}
+impl std::ops::Div<Planar64> for Planar64{
+	type Output=Planar64;
+	#[inline]
+	fn div(self, rhs: Planar64) -> Self::Output {
+		Planar64((((self.0 as i128)<<32)/rhs.0 as i128) as i64)
+	}
+}
+// impl PartialOrd<i64> for Planar64{
+// 	fn partial_cmp(&self, other: &i64) -> Option<std::cmp::Ordering> {
+// 		self.0.partial_cmp(other)
+// 	}
+// }
+
+
+///[-1.0,1.0] = [-2^32,2^32]
+#[derive(Clone,Copy,Default,Hash,Eq,PartialEq)]
+pub struct Planar64Vec3(glam::I64Vec3);
+impl Planar64Vec3{
+	pub const ZERO:Self=Planar64Vec3(glam::I64Vec3::ZERO);
+	pub const ONE:Self=Self::int(1,1,1);
+	pub const X:Self=Self::int(1,0,0);
+	pub const Y:Self=Self::int(0,1,0);
+	pub const Z:Self=Self::int(0,0,1);
+	pub const NEG_X:Self=Self::int(-1,0,0);
+	pub const NEG_Y:Self=Self::int(0,-1,0);
+	pub const NEG_Z:Self=Self::int(0,0,-1);
+	pub const MIN:Self=Planar64Vec3(glam::I64Vec3::MIN);
+	pub const MAX:Self=Planar64Vec3(glam::I64Vec3::MAX);
+	#[inline]
+	pub const fn int(x:i32,y:i32,z:i32)->Self{
+		Self(glam::i64vec3((x as i64)<<32,(y as i64)<<32,(z as i64)<<32))
+	}
+	#[inline]
+	pub const fn raw(x:i64,y:i64,z:i64)->Self{
+		Self(glam::i64vec3(x,y,z))
+	}
+	#[inline]
+	pub fn x(&self)->Planar64{
+		Planar64(self.0.x)
+	}
+	#[inline]
+	pub fn y(&self)->Planar64{
+		Planar64(self.0.y)
+	}
+	#[inline]
+	pub fn z(&self)->Planar64{
+		Planar64(self.0.z)
+	}
+	#[inline]
+	pub fn min(&self,rhs:Self)->Self{
+		Self(glam::i64vec3(
+			self.0.x.min(rhs.0.x),
+			self.0.y.min(rhs.0.y),
+			self.0.z.min(rhs.0.z),
+		))
+	}
+	#[inline]
+	pub fn max(&self,rhs:Self)->Self{
+		Self(glam::i64vec3(
+			self.0.x.max(rhs.0.x),
+			self.0.y.max(rhs.0.y),
+			self.0.z.max(rhs.0.z),
+		))
+	}
+	#[inline]
+	pub fn midpoint(&self,rhs:Self)->Self{
+		Self((self.0+rhs.0)/2)
+	}
+	#[inline]
+	pub fn cmplt(&self,rhs:Self)->glam::BVec3{
+		self.0.cmplt(rhs.0)
+	}
+	#[inline]
+	pub fn dot(&self,rhs:Self)->Planar64{
+		Planar64(((
+			(self.0.x as i128)*(rhs.0.x as i128)+
+			(self.0.y as i128)*(rhs.0.y as i128)+
+			(self.0.z as i128)*(rhs.0.z as i128)
+		)>>32) as i64)
+	}
+	#[inline]
+	pub fn length(&self)->Planar64{
+		let radicand=(self.0.x as i128)*(self.0.x as i128)+(self.0.y as i128)*(self.0.y as i128)+(self.0.z as i128)*(self.0.z as i128);
+		Planar64(unsafe{(radicand as f64).sqrt().to_int_unchecked()})
+	}
+	#[inline]
+	pub fn with_length(&self,length:Planar64)->Self{
+		let radicand=(self.0.x as i128)*(self.0.x as i128)+(self.0.y as i128)*(self.0.y as i128)+(self.0.z as i128)*(self.0.z as i128);
+		let self_length:i128=unsafe{(radicand as f64).sqrt().to_int_unchecked()};
+		//self.0*length/self_length
+		Planar64Vec3(
+			glam::i64vec3(
+				((self.0.x as i128)*(length.0 as i128)/self_length) as i64,
+				((self.0.y as i128)*(length.0 as i128)/self_length) as i64,
+				((self.0.z as i128)*(length.0 as i128)/self_length) as i64,
+			)
+		)
+	}
+}
+impl Into<glam::Vec3> for Planar64Vec3{
+	#[inline]
+	fn into(self)->glam::Vec3{
+		glam::vec3(
+			self.0.x as f32,
+			self.0.y as f32,
+			self.0.z as f32,
+		)*PLANAR64_CONVERT_TO_FLOAT32
+	}
+}
+impl TryFrom<[f32;3]> for Planar64Vec3{
+	type Error=Planar64TryFromFloatError;
+	#[inline]
+	fn try_from(value:[f32;3])->Result<Self,Self::Error>{
+		Ok(Self(glam::i64vec3(
+			Planar64::try_from(value[0])?.0,
+			Planar64::try_from(value[1])?.0,
+			Planar64::try_from(value[2])?.0,
+		)))
+	}
+}
+impl TryFrom<glam::Vec3A> for Planar64Vec3{
+	type Error=Planar64TryFromFloatError;
+	#[inline]
+	fn try_from(value:glam::Vec3A)->Result<Self,Self::Error>{
+		Ok(Self(glam::i64vec3(
+			Planar64::try_from(value.x)?.0,
+			Planar64::try_from(value.y)?.0,
+			Planar64::try_from(value.z)?.0,
+		)))
+	}
+}
+impl std::fmt::Display for Planar64Vec3{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{:.3},{:.3},{:.3}",
+			Into::<f32>::into(self.x()),Into::<f32>::into(self.y()),Into::<f32>::into(self.z()),
+		)
+	}
+}
+impl std::ops::Neg for Planar64Vec3{
+	type Output=Planar64Vec3;
+	#[inline]
+	fn neg(self)->Self::Output{
+		Planar64Vec3(-self.0)
+	}
+}
+impl std::ops::Add<Planar64Vec3> for Planar64Vec3{
+	type Output=Planar64Vec3;
+	#[inline]
+	fn add(self,rhs:Planar64Vec3) -> Self::Output {
+		Planar64Vec3(self.0+rhs.0)
+	}
+}
+impl std::ops::AddAssign<Planar64Vec3> for Planar64Vec3{
+	#[inline]
+	fn add_assign(&mut self,rhs:Planar64Vec3){
+		*self=*self+rhs
+	}
+}
+impl std::ops::Sub<Planar64Vec3> for Planar64Vec3{
+	type Output=Planar64Vec3;
+	#[inline]
+	fn sub(self,rhs:Planar64Vec3) -> Self::Output {
+		Planar64Vec3(self.0-rhs.0)
+	}
+}
+impl std::ops::SubAssign<Planar64Vec3> for Planar64Vec3{
+	#[inline]
+	fn sub_assign(&mut self,rhs:Planar64Vec3){
+		*self=*self-rhs
+	}
+}
+impl std::ops::Mul<Planar64Vec3> for Planar64Vec3{
+	type Output=Planar64Vec3;
+	#[inline]
+	fn mul(self, rhs: Planar64Vec3) -> Self::Output {
+		Planar64Vec3(glam::i64vec3(
+			(((self.0.x as i128)*(rhs.0.x as i128))>>32) as i64,
+			(((self.0.y as i128)*(rhs.0.y as i128))>>32) as i64,
+			(((self.0.z as i128)*(rhs.0.z as i128))>>32) as i64
+		))
+	}
+}
+impl std::ops::Mul<Planar64> for Planar64Vec3{
+	type Output=Planar64Vec3;
+	#[inline]
+	fn mul(self, rhs: Planar64) -> Self::Output {
+		Planar64Vec3(glam::i64vec3(
+			(((self.0.x as i128)*(rhs.0 as i128))>>32) as i64,
+			(((self.0.y as i128)*(rhs.0 as i128))>>32) as i64,
+			(((self.0.z as i128)*(rhs.0 as i128))>>32) as i64
+		))
+	}
+}
+impl std::ops::Mul<i64> for Planar64Vec3{
+	type Output=Planar64Vec3;
+	#[inline]
+	fn mul(self,rhs:i64)->Self::Output {
+		Planar64Vec3(glam::i64vec3(
+			self.0.x*rhs,
+			self.0.y*rhs,
+			self.0.z*rhs
+		))
+	}
+}
+impl std::ops::Mul<Time> for Planar64Vec3{
+	type Output=Planar64Vec3;
+	#[inline]
+	fn mul(self,rhs:Time)->Self::Output{
+		Planar64Vec3(glam::i64vec3(
+			(((self.0.x as i128)*(rhs.0 as i128))/1_000_000_000) as i64,
+			(((self.0.y as i128)*(rhs.0 as i128))/1_000_000_000) as i64,
+			(((self.0.z as i128)*(rhs.0 as i128))/1_000_000_000) as i64
+		))
+	}
+}
+impl std::ops::Div<i64> for Planar64Vec3{
+	type Output=Planar64Vec3;
+	#[inline]
+	fn div(self,rhs:i64)->Self::Output{
+		Planar64Vec3(glam::i64vec3(
+			self.0.x/rhs,
+			self.0.y/rhs,
+			self.0.z/rhs,
+		))
+	}
+}
+
+///[-1.0,1.0] = [-2^32,2^32]
+#[derive(Clone,Copy)]
+pub struct Planar64Mat3{
+	x_axis:Planar64Vec3,
+	y_axis:Planar64Vec3,
+	z_axis:Planar64Vec3,
+}
+impl Default for Planar64Mat3{
+	#[inline]
+	fn default() -> Self {
+		Self{
+			x_axis:Planar64Vec3::X,
+			y_axis:Planar64Vec3::Y,
+			z_axis:Planar64Vec3::Z,
+		}
+	}
+}
+impl std::ops::Mul<Planar64Vec3> for Planar64Mat3{
+	type Output=Planar64Vec3;
+	#[inline]
+	fn mul(self,rhs:Planar64Vec3) -> Self::Output {
+		self.x_axis*rhs.x()
+		+self.y_axis*rhs.y()
+		+self.z_axis*rhs.z()
+	}
+}
+
+impl Planar64Mat3{
+	#[inline]
+	pub fn from_cols(x_axis:Planar64Vec3,y_axis:Planar64Vec3,z_axis:Planar64Vec3)->Self{
+		Self{
+			x_axis,
+			y_axis,
+			z_axis,
+		}
+	}
+	pub const fn int_from_cols_array(array:[i32;9])->Self{
+		Self{
+			x_axis:Planar64Vec3::int(array[0],array[1],array[2]),
+			y_axis:Planar64Vec3::int(array[3],array[4],array[5]),
+			z_axis:Planar64Vec3::int(array[6],array[7],array[8]),
+		}
+	}
+	#[inline]
+	pub fn from_rotation_yx(yaw:Angle32,pitch:Angle32)->Self{
+		let xtheta=yaw.0 as f64*ANGLE32_TO_FLOAT64_RADIANS;
+		let (xs,xc)=xtheta.sin_cos();
+		let (xc,xs)=(xc*PLANAR64_ONE_FLOAT64,xs*PLANAR64_ONE_FLOAT64);
+		let ytheta=pitch.0 as f64*ANGLE32_TO_FLOAT64_RADIANS;
+		let (ys,yc)=ytheta.sin_cos();
+		let (yc,ys)=(yc*PLANAR64_ONE_FLOAT64,ys*PLANAR64_ONE_FLOAT64);
+		//TODO: fix this rounding towards 0
+		let (xc,xs):(i64,i64)=(unsafe{xc.to_int_unchecked()},unsafe{xs.to_int_unchecked()});
+		let (yc,ys):(i64,i64)=(unsafe{yc.to_int_unchecked()},unsafe{ys.to_int_unchecked()});
+		Self::from_cols(
+			Planar64Vec3(glam::i64vec3(xc,0,-xs)),
+			Planar64Vec3(glam::i64vec3(((xs as i128*ys as i128)>>32) as i64,yc,((xc as i128*ys as i128)>>32) as i64)),
+			Planar64Vec3(glam::i64vec3(((xs as i128*yc as i128)>>32) as i64,-ys,((xc as i128*yc as i128)>>32) as i64)),
+		)
+	}
+	#[inline]
+	pub fn from_rotation_y(angle:Angle32)->Self{
+		let theta=angle.0 as f64*ANGLE32_TO_FLOAT64_RADIANS;
+		let (s,c)=theta.sin_cos();
+		let (c,s)=(c*PLANAR64_ONE_FLOAT64,s*PLANAR64_ONE_FLOAT64);
+		//TODO: fix this rounding towards 0
+		let (c,s):(i64,i64)=(unsafe{c.to_int_unchecked()},unsafe{s.to_int_unchecked()});
+		Self::from_cols(
+			Planar64Vec3(glam::i64vec3(c,0,-s)),
+			Planar64Vec3::Y,
+			Planar64Vec3(glam::i64vec3(s,0,c)),
+		)
+	}
+}
+impl Into<glam::Mat3> for Planar64Mat3{
+	#[inline]
+	fn into(self)->glam::Mat3{
+		glam::Mat3::from_cols(
+			self.x_axis.into(),
+			self.y_axis.into(),
+			self.z_axis.into(),
+		)
+	}
+}
+impl TryFrom<glam::Mat3A> for Planar64Mat3{
+	type Error=Planar64TryFromFloatError;
+	#[inline]
+	fn try_from(value:glam::Mat3A)->Result<Self,Self::Error>{
+		Ok(Self{
+			x_axis:Planar64Vec3::try_from(value.x_axis)?,
+			y_axis:Planar64Vec3::try_from(value.y_axis)?,
+			z_axis:Planar64Vec3::try_from(value.z_axis)?,
+		})
+	}
+}
+impl std::fmt::Display for Planar64Mat3{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"\n{:.3},{:.3},{:.3}\n{:.3},{:.3},{:.3}\n{:.3},{:.3},{:.3}",
+			Into::<f32>::into(self.x_axis.x()),Into::<f32>::into(self.x_axis.y()),Into::<f32>::into(self.x_axis.z()),
+			Into::<f32>::into(self.y_axis.x()),Into::<f32>::into(self.y_axis.y()),Into::<f32>::into(self.y_axis.z()),
+			Into::<f32>::into(self.z_axis.x()),Into::<f32>::into(self.z_axis.y()),Into::<f32>::into(self.z_axis.z()),
+		)
+	}
+}
+impl std::ops::Div<i64> for Planar64Mat3{
+	type Output=Planar64Mat3;
+	#[inline]
+	fn div(self,rhs:i64)->Self::Output{
+		Planar64Mat3{
+			x_axis:self.x_axis/rhs,
+			y_axis:self.y_axis/rhs,
+			z_axis:self.z_axis/rhs,
+		}
+	}
+}
+
+///[-1.0,1.0] = [-2^32,2^32]
+#[derive(Clone,Copy,Default)]
+pub struct Planar64Affine3{
+	pub matrix3:Planar64Mat3,//includes scale above 1
+	pub translation:Planar64Vec3,
+}
+
+impl Planar64Affine3{
+	#[inline]
+	pub fn new(matrix3:Planar64Mat3,translation:Planar64Vec3)->Self{
+		Self{matrix3,translation}
+	}
+	#[inline]
+	pub fn transform_point3(&self,point:Planar64Vec3) -> Planar64Vec3{
+		Planar64Vec3(
+			self.translation.0
+			+(self.matrix3.x_axis*point.x()).0
+			+(self.matrix3.y_axis*point.y()).0
+			+(self.matrix3.z_axis*point.z()).0
+		)
+	}
+}
+impl Into<glam::Mat4> for Planar64Affine3{
+	#[inline]
+	fn into(self)->glam::Mat4{
+		glam::Mat4::from_cols_array(&[
+			self.matrix3.x_axis.0.x as f32,self.matrix3.x_axis.0.y as f32,self.matrix3.x_axis.0.z as f32,0.0,
+			self.matrix3.y_axis.0.x as f32,self.matrix3.y_axis.0.y as f32,self.matrix3.y_axis.0.z as f32,0.0,
+			self.matrix3.z_axis.0.x as f32,self.matrix3.z_axis.0.y as f32,self.matrix3.z_axis.0.z as f32,0.0,
+			self.translation.0.x as f32,self.translation.0.y as f32,self.translation.0.z as f32,PLANAR64_ONE_FLOAT32
+		])*PLANAR64_CONVERT_TO_FLOAT32
+	}
+}
+impl TryFrom<glam::Affine3A> for Planar64Affine3{
+	type Error=Planar64TryFromFloatError;
+	fn try_from(value: glam::Affine3A)->Result<Self, Self::Error> {
+		Ok(Self{
+			matrix3:Planar64Mat3::try_from(value.matrix3)?,
+			translation:Planar64Vec3::try_from(value.translation)?
+		})
+	}
+}
+impl std::fmt::Display for Planar64Affine3{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"translation: {:.3},{:.3},{:.3}\nmatrix3:\n{:.3},{:.3},{:.3}\n{:.3},{:.3},{:.3}\n{:.3},{:.3},{:.3}",
+			Into::<f32>::into(self.translation.x()),Into::<f32>::into(self.translation.y()),Into::<f32>::into(self.translation.z()),
+			Into::<f32>::into(self.matrix3.x_axis.x()),Into::<f32>::into(self.matrix3.x_axis.y()),Into::<f32>::into(self.matrix3.x_axis.z()),
+			Into::<f32>::into(self.matrix3.y_axis.x()),Into::<f32>::into(self.matrix3.y_axis.y()),Into::<f32>::into(self.matrix3.y_axis.z()),
+			Into::<f32>::into(self.matrix3.z_axis.x()),Into::<f32>::into(self.matrix3.z_axis.y()),Into::<f32>::into(self.matrix3.z_axis.z()),
+		)
+	}
+}
+
+#[test]
+fn test_sqrt(){
+	let r=Planar64::int(400);
+	println!("r{}",r.get());
+	let s=r.sqrt();
+	println!("s{}",s.get());
+}

src/lib.rs

@@ -1 +0,0 @@
-pub mod framework;

src/load_roblox.rs

@@ -0,0 +1,502 @@
+use crate::primitives;
+use crate::integer::{Planar64,Planar64Vec3,Planar64Mat3,Planar64Affine3};
+
+fn class_is_a(class: &str, superclass: &str) -> bool {
+	if class==superclass {
+		return true
+	}
+	let class_descriptor=rbx_reflection_database::get().classes.get(class);
+	if let Some(descriptor) = &class_descriptor {
+		if let Some(class_super) = &descriptor.superclass {
+			return class_is_a(&class_super, superclass)
+		}
+	}
+	return false
+}
+fn recursive_collect_superclass(objects: &mut std::vec::Vec<rbx_dom_weak::types::Ref>,dom: &rbx_dom_weak::WeakDom, instance: &rbx_dom_weak::Instance, superclass: &str){
+	for &referent in instance.children() {
+		if let Some(c) = dom.get_by_ref(referent) {
+			if class_is_a(c.class.as_str(), superclass) {
+				objects.push(c.referent());//copy ref
+			}
+			recursive_collect_superclass(objects,dom,c,superclass);
+		}
+	}
+}
+fn planar64_affine3_from_roblox(cf:&rbx_dom_weak::types::CFrame,size:&rbx_dom_weak::types::Vector3)->Planar64Affine3{
+	Planar64Affine3::new(
+		Planar64Mat3::from_cols(
+			Planar64Vec3::try_from([cf.orientation.x.x,cf.orientation.y.x,cf.orientation.z.x]).unwrap()
+			*Planar64::try_from(size.x/2.0).unwrap(),
+			Planar64Vec3::try_from([cf.orientation.x.y,cf.orientation.y.y,cf.orientation.z.y]).unwrap()
+			*Planar64::try_from(size.y/2.0).unwrap(),
+			Planar64Vec3::try_from([cf.orientation.x.z,cf.orientation.y.z,cf.orientation.z.z]).unwrap()
+			*Planar64::try_from(size.z/2.0).unwrap(),
+		),
+		Planar64Vec3::try_from([cf.position.x,cf.position.y,cf.position.z]).unwrap()
+	)
+}
+fn get_attributes(name:&str,can_collide:bool,velocity:Planar64Vec3,force_intersecting:bool)->crate::model::CollisionAttributes{
+	let mut general=crate::model::GameMechanicAttributes::default();
+	let mut intersecting=crate::model::IntersectingAttributes::default();
+	let mut contacting=crate::model::ContactingAttributes::default();
+	let mut force_can_collide=can_collide;
+	match name{
+		"Water"=>{
+			force_can_collide=false;
+			//TODO: read stupid CustomPhysicalProperties
+			intersecting.water=Some(crate::model::IntersectingWater{density:Planar64::ONE,viscosity:Planar64::ONE/10,current:velocity});
+		},
+		"Accelerator"=>{
+			//although the new game supports collidable accelerators, this is a roblox compatability map loader
+			force_can_collide=false;
+			general.accelerator=Some(crate::model::GameMechanicAccelerator{acceleration:velocity});
+		},
+		"UnorderedCheckpoint"=>general.checkpoint=Some(crate::model::GameMechanicCheckpoint::Unordered{mode_id:0}),
+		"SetVelocity"=>general.trajectory=Some(crate::model::GameMechanicSetTrajectory::Velocity(velocity)),
+		"MapFinish"=>{force_can_collide=false;general.zone=Some(crate::model::GameMechanicZone{mode_id:0,behaviour:crate::model::ZoneBehaviour::Finish})},
+		"MapAnticheat"=>{force_can_collide=false;general.zone=Some(crate::model::GameMechanicZone{mode_id:0,behaviour:crate::model::ZoneBehaviour::Anitcheat})},
+		"Platform"=>general.teleport_behaviour=Some(crate::model::TeleportBehaviour::StageElement(crate::model::GameMechanicStageElement{
+			mode_id:0,
+			stage_id:0,
+			force:false,
+			behaviour:crate::model::StageElementBehaviour::Platform,
+		})),
+		other=>{
+			if let Some(captures)=lazy_regex::regex!(r"^(Force)?(Spawn|SpawnAt|Trigger|Teleport|Platform)(\d+)$")
+			.captures(other){
+				general.teleport_behaviour=Some(crate::model::TeleportBehaviour::StageElement(crate::model::GameMechanicStageElement{
+					mode_id:0,
+					stage_id:captures[3].parse::<u32>().unwrap(),
+					force:match captures.get(1){
+						Some(m)=>m.as_str()=="Force",
+						None=>false,
+					},
+					behaviour:match &captures[2]{
+						"Spawn"|"SpawnAt"=>crate::model::StageElementBehaviour::SpawnAt,
+						//cancollide false so you don't hit the side
+						//NOT a decoration
+						"Trigger"=>{force_can_collide=false;crate::model::StageElementBehaviour::Trigger},
+						"Teleport"=>{force_can_collide=false;crate::model::StageElementBehaviour::Teleport},
+						"Platform"=>crate::model::StageElementBehaviour::Platform,
+						_=>panic!("regex1[2] messed up bad"),
+					}
+				}));
+			}else if let Some(captures)=lazy_regex::regex!(r"^(Force)?(Jump)(\d+)$")
+			.captures(other){
+				general.teleport_behaviour=Some(crate::model::TeleportBehaviour::StageElement(crate::model::GameMechanicStageElement{
+					mode_id:0,
+					stage_id:0,
+					force:match captures.get(1){
+						Some(m)=>m.as_str()=="Force",
+						None=>false,
+					},
+					behaviour:match &captures[2]{
+						"Jump"=>crate::model::StageElementBehaviour::JumpLimit(captures[3].parse::<u32>().unwrap()),
+						_=>panic!("regex4[1] messed up bad"),
+					}
+				}));
+			}else if let Some(captures)=lazy_regex::regex!(r"^Bonus(Finish|Anticheat)(\d+)$")
+			.captures(other){
+				force_can_collide=false;
+				match &captures[1]{
+					"Finish"=>general.zone=Some(crate::model::GameMechanicZone{mode_id:captures[2].parse::<u32>().unwrap(),behaviour:crate::model::ZoneBehaviour::Finish}),
+					"Anticheat"=>general.zone=Some(crate::model::GameMechanicZone{mode_id:captures[2].parse::<u32>().unwrap(),behaviour:crate::model::ZoneBehaviour::Anitcheat}),
+					_=>panic!("regex2[1] messed up bad"),
+				}
+			}else if let Some(captures)=lazy_regex::regex!(r"^(WormholeIn)(\d+)$")
+			.captures(other){
+				force_can_collide=false;
+				match &captures[1]{
+					"WormholeIn"=>general.teleport_behaviour=Some(crate::model::TeleportBehaviour::Wormhole(crate::model::GameMechanicWormhole{destination_model_id:captures[2].parse::<u32>().unwrap()})),
+					_=>panic!("regex3[1] messed up bad"),
+				}
+			}else if let Some(captures)=lazy_regex::regex!(r"^(OrderedCheckpoint)(\d+)$")
+			.captures(other){
+				match &captures[1]{
+					"OrderedCheckpoint"=>general.checkpoint=Some(crate::model::GameMechanicCheckpoint::Ordered{mode_id:0,checkpoint_id:captures[2].parse::<u32>().unwrap()}),
+					_=>panic!("regex3[1] messed up bad"),
+				}
+			}
+		}
+	}
+	//need some way to skip this
+	if velocity!=Planar64Vec3::ZERO{
+		general.booster=Some(crate::model::GameMechanicBooster::Velocity(velocity));
+	}
+	match force_can_collide{
+		true=>{
+			match name{
+				"Bounce"=>contacting.contact_behaviour=Some(crate::model::ContactingBehaviour::Elastic(u32::MAX)),
+				"Surf"=>contacting.contact_behaviour=Some(crate::model::ContactingBehaviour::Surf),
+				"Ladder"=>contacting.contact_behaviour=Some(crate::model::ContactingBehaviour::Ladder(crate::model::ContactingLadder{sticky:true})),
+				_=>(),
+			}
+			crate::model::CollisionAttributes::Contact{contacting,general}
+		},
+		false=>if force_intersecting
+		||general.any()
+		||intersecting.any()
+		{
+			crate::model::CollisionAttributes::Intersect{intersecting,general}
+		}else{
+			crate::model::CollisionAttributes::Decoration
+		},
+	}
+}
+
+struct RobloxAssetId(u64);
+struct RobloxAssetIdParseErr;
+impl std::str::FromStr for RobloxAssetId {
+	type Err=RobloxAssetIdParseErr;
+	fn from_str(s: &str) -> Result<Self, Self::Err>{
+		let regman=lazy_regex::regex!(r"(\d+)$");
+		if let Some(captures) = regman.captures(s) {
+			if captures.len()==2{//captures[0] is all captures concatenated, and then each individual capture
+				if let Ok(id) = captures[0].parse::<u64>() {
+					return Ok(Self(id));
+				}
+			}
+		}
+		Err(RobloxAssetIdParseErr)
+	}
+}
+#[derive(Clone,Copy,PartialEq)]
+struct RobloxTextureTransform{
+	offset_u:f32,
+	offset_v:f32,
+	scale_u:f32,
+	scale_v:f32,
+}
+impl std::cmp::Eq for RobloxTextureTransform{}//????
+impl std::default::Default for RobloxTextureTransform{
+    fn default() -> Self {
+        Self{offset_u:0.0,offset_v:0.0,scale_u:1.0,scale_v:1.0}
+    }
+}
+impl std::hash::Hash for RobloxTextureTransform {
+	fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
+		self.offset_u.to_ne_bytes().hash(state);
+		self.offset_v.to_ne_bytes().hash(state);
+		self.scale_u.to_ne_bytes().hash(state);
+		self.scale_v.to_ne_bytes().hash(state);
+	}
+}
+#[derive(Clone,PartialEq)]
+struct RobloxFaceTextureDescription{
+	texture:u32,
+	color:glam::Vec4,
+	transform:RobloxTextureTransform,
+}
+impl std::cmp::Eq for RobloxFaceTextureDescription{}//????
+impl std::hash::Hash for RobloxFaceTextureDescription {
+	fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
+		self.texture.hash(state);
+		self.transform.hash(state);
+        for &el in self.color.as_ref().iter() {
+            el.to_ne_bytes().hash(state);
+        }
+    }
+}
+impl RobloxFaceTextureDescription{
+	fn to_face_description(&self)->primitives::FaceDescription{
+		primitives::FaceDescription{
+			texture:Some(self.texture),
+			transform:glam::Affine2::from_translation(
+				glam::vec2(self.transform.offset_u,self.transform.offset_v)
+			)
+			*glam::Affine2::from_scale(
+				glam::vec2(self.transform.scale_u,self.transform.scale_v)
+			),
+			color:self.color,
+		}
+	}
+}
+type RobloxPartDescription=[Option<RobloxFaceTextureDescription>;6];
+type RobloxWedgeDescription=[Option<RobloxFaceTextureDescription>;5];
+type RobloxCornerWedgeDescription=[Option<RobloxFaceTextureDescription>;5];
+#[derive(Clone,Eq,Hash,PartialEq)]
+enum RobloxBasePartDescription{
+	Sphere(RobloxPartDescription),
+	Part(RobloxPartDescription),
+	Cylinder(RobloxPartDescription),
+	Wedge(RobloxWedgeDescription),
+	CornerWedge(RobloxCornerWedgeDescription),
+}
+pub fn generate_indexed_models(dom:rbx_dom_weak::WeakDom) -> crate::model::IndexedModelInstances{
+	//IndexedModelInstances includes textures
+	let mut spawn_point=Planar64Vec3::ZERO;
+
+	let mut indexed_models=Vec::new();
+	let mut model_id_from_description=std::collections::HashMap::<RobloxBasePartDescription,usize>::new();
+
+	let mut texture_id_from_asset_id=std::collections::HashMap::<u64,u32>::new();
+	let mut asset_id_from_texture_id=Vec::new();
+
+	let mut object_refs=Vec::new();
+	let mut temp_objects=Vec::new();
+	recursive_collect_superclass(&mut object_refs, &dom, dom.root(),"BasePart");
+	for object_ref in object_refs {
+		if let Some(object)=dom.get_by_ref(object_ref){
+			if let (
+					Some(rbx_dom_weak::types::Variant::CFrame(cf)),
+					Some(rbx_dom_weak::types::Variant::Vector3(size)),
+					Some(rbx_dom_weak::types::Variant::Vector3(velocity)),
+					Some(rbx_dom_weak::types::Variant::Float32(transparency)),
+					Some(rbx_dom_weak::types::Variant::Color3uint8(color3)),
+					Some(rbx_dom_weak::types::Variant::Bool(can_collide)),
+				) = (
+					object.properties.get("CFrame"),
+					object.properties.get("Size"),
+					object.properties.get("Velocity"),
+					object.properties.get("Transparency"),
+					object.properties.get("Color"),
+					object.properties.get("CanCollide"),
+				)
+			{
+				let model_transform=planar64_affine3_from_roblox(cf,size);
+
+				//push TempIndexedAttributes
+				let mut force_intersecting=false;
+				let mut temp_indexing_attributes=Vec::new();
+				if let Some(attr)=match &object.name[..]{
+					"MapStart"=>{
+						spawn_point=model_transform.transform_point3(Planar64Vec3::ZERO)+Planar64Vec3::Y*5/2;
+						Some(crate::model::TempIndexedAttributes::Start(crate::model::TempAttrStart{mode_id:0}))
+					},
+					other=>{
+						let regman=lazy_regex::regex!(r"^(BonusStart|Spawn|ForceSpawn|WormholeOut)(\d+)$");
+						if let Some(captures) = regman.captures(other) {
+							match &captures[1]{
+								"BonusStart"=>Some(crate::model::TempIndexedAttributes::Start(crate::model::TempAttrStart{mode_id:captures[2].parse::<u32>().unwrap()})),
+								"Spawn"|"ForceSpawn"=>Some(crate::model::TempIndexedAttributes::Spawn(crate::model::TempAttrSpawn{mode_id:0,stage_id:captures[2].parse::<u32>().unwrap()})),
+								"WormholeOut"=>Some(crate::model::TempIndexedAttributes::Wormhole(crate::model::TempAttrWormhole{wormhole_id:captures[2].parse::<u32>().unwrap()})),
+								_=>None,
+							}
+						}else{
+							None
+						}
+					}
+				}{
+					force_intersecting=true;
+					temp_indexing_attributes.push(attr);
+				}
+
+				//TODO: also detect "CylinderMesh" etc here
+				let shape=match &object.class[..]{
+					"Part"=>{
+						if let Some(rbx_dom_weak::types::Variant::Enum(shape))=object.properties.get("Shape"){
+							match shape.to_u32(){
+								0=>primitives::Primitives::Sphere,
+								1=>primitives::Primitives::Cube,
+								2=>primitives::Primitives::Cylinder,
+								3=>primitives::Primitives::Wedge,
+								4=>primitives::Primitives::CornerWedge,
+								_=>panic!("Funky roblox PartType={};",shape.to_u32()),
+							}
+						}else{
+							panic!("Part has no Shape!");
+						}
+					},
+					"TrussPart"=>primitives::Primitives::Cube,
+					"WedgePart"=>primitives::Primitives::Wedge,
+					"CornerWedgePart"=>primitives::Primitives::CornerWedge,
+					_=>{
+						println!("Unsupported BasePart ClassName={}; defaulting to cube",object.class);
+						primitives::Primitives::Cube
+					}
+				};
+
+				//use the biggest one and cut it down later...
+				let mut part_texture_description:RobloxPartDescription=[None,None,None,None,None,None];
+				temp_objects.clear();
+				recursive_collect_superclass(&mut temp_objects, &dom, object,"Decal");
+				for &decal_ref in &temp_objects{
+					if let Some(decal)=dom.get_by_ref(decal_ref){
+						if let (
+							Some(rbx_dom_weak::types::Variant::Content(content)),
+							Some(rbx_dom_weak::types::Variant::Enum(normalid)),
+							Some(rbx_dom_weak::types::Variant::Color3(decal_color3)),
+							Some(rbx_dom_weak::types::Variant::Float32(decal_transparency)),
+						) = (
+							decal.properties.get("Texture"),
+							decal.properties.get("Face"),
+							decal.properties.get("Color3"),
+							decal.properties.get("Transparency"),
+						) {
+							if let Ok(asset_id)=content.clone().into_string().parse::<RobloxAssetId>(){
+								let texture_id=if let Some(&texture_id)=texture_id_from_asset_id.get(&asset_id.0){
+									texture_id
+								}else{
+									let texture_id=asset_id_from_texture_id.len() as u32;
+									texture_id_from_asset_id.insert(asset_id.0,texture_id);
+									asset_id_from_texture_id.push(asset_id.0);
+									texture_id
+								};
+								let normal_id=normalid.to_u32();
+								if normal_id<6{
+									let (roblox_texture_color,roblox_texture_transform)=if decal.class=="Texture"{
+										//generate tranform
+										if let (
+												Some(rbx_dom_weak::types::Variant::Float32(ox)),
+												Some(rbx_dom_weak::types::Variant::Float32(oy)),
+												Some(rbx_dom_weak::types::Variant::Float32(sx)),
+												Some(rbx_dom_weak::types::Variant::Float32(sy)),
+											) = (
+												decal.properties.get("OffsetStudsU"),
+												decal.properties.get("OffsetStudsV"),
+												decal.properties.get("StudsPerTileU"),
+												decal.properties.get("StudsPerTileV"),
+											)
+										{
+											let (size_u,size_v)=match normal_id{
+												0=>(size.z,size.y),//right
+												1=>(size.x,size.z),//top
+												2=>(size.x,size.y),//back
+												3=>(size.z,size.y),//left
+												4=>(size.x,size.z),//bottom
+												5=>(size.x,size.y),//front
+												_=>panic!("unreachable"),
+											};
+											(
+												glam::vec4(decal_color3.r,decal_color3.g,decal_color3.b,1.0-*decal_transparency),
+												RobloxTextureTransform{
+													offset_u:*ox/(*sx),offset_v:*oy/(*sy),
+													scale_u:size_u/(*sx),scale_v:size_v/(*sy),
+												}
+											)
+										}else{
+											(glam::Vec4::ONE,RobloxTextureTransform::default())
+										}
+									}else{
+										(glam::Vec4::ONE,RobloxTextureTransform::default())
+									};
+									part_texture_description[normal_id as usize]=Some(RobloxFaceTextureDescription{
+										texture:texture_id,
+										color:roblox_texture_color,
+										transform:roblox_texture_transform,
+									});
+								}else{
+									println!("NormalId={} unsupported for shape={:?}",normal_id,shape);
+								}
+							}
+						}
+					}
+				}
+				//obscure rust syntax "slice pattern"
+				let [
+					f0,//Cube::Right
+					f1,//Cube::Top
+					f2,//Cube::Back
+					f3,//Cube::Left
+					f4,//Cube::Bottom
+					f5,//Cube::Front
+				]=part_texture_description;
+				let basepart_texture_description=match shape{
+					primitives::Primitives::Sphere=>RobloxBasePartDescription::Sphere([f0,f1,f2,f3,f4,f5]),
+					primitives::Primitives::Cube=>RobloxBasePartDescription::Part([f0,f1,f2,f3,f4,f5]),
+					primitives::Primitives::Cylinder=>RobloxBasePartDescription::Cylinder([f0,f1,f2,f3,f4,f5]),
+					//use front face texture first and use top face texture as a fallback
+					primitives::Primitives::Wedge=>RobloxBasePartDescription::Wedge([
+						f0,//Cube::Right->Wedge::Right
+						if f5.is_some(){f5}else{f1},//Cube::Front|Cube::Top->Wedge::TopFront
+						f2,//Cube::Back->Wedge::Back
+						f3,//Cube::Left->Wedge::Left
+						f4,//Cube::Bottom->Wedge::Bottom
+					]),
+					//TODO: fix Left+Back texture coordinates to match roblox when not overwridden by Top
+					primitives::Primitives::CornerWedge=>RobloxBasePartDescription::CornerWedge([
+						f0,//Cube::Right->CornerWedge::Right
+						if f2.is_some(){f2}else{f1.clone()},//Cube::Back|Cube::Top->CornerWedge::TopBack
+						if f3.is_some(){f3}else{f1},//Cube::Left|Cube::Top->CornerWedge::TopLeft
+						f4,//Cube::Bottom->CornerWedge::Bottom
+						f5,//Cube::Front->CornerWedge::Front
+					]),
+				};
+				//make new model if unit cube has not been created before
+				let model_id=if let Some(&model_id)=model_id_from_description.get(&basepart_texture_description){
+					//push to existing texture model
+					model_id
+				}else{
+					let model_id=indexed_models.len();
+					model_id_from_description.insert(basepart_texture_description.clone(),model_id);//borrow checker going crazy
+					indexed_models.push(match basepart_texture_description{
+						RobloxBasePartDescription::Sphere(part_texture_description)
+						|RobloxBasePartDescription::Cylinder(part_texture_description)
+						|RobloxBasePartDescription::Part(part_texture_description)=>{
+							let mut cube_face_description=primitives::CubeFaceDescription::default();
+							for (face_id,roblox_face_description) in part_texture_description.iter().enumerate(){
+								cube_face_description.insert(
+								match face_id{
+									0=>primitives::CubeFace::Right,
+									1=>primitives::CubeFace::Top,
+									2=>primitives::CubeFace::Back,
+									3=>primitives::CubeFace::Left,
+									4=>primitives::CubeFace::Bottom,
+									5=>primitives::CubeFace::Front,
+									_=>panic!("unreachable"),
+								},
+								match roblox_face_description{
+									Some(roblox_texture_transform)=>roblox_texture_transform.to_face_description(),
+									None=>primitives::FaceDescription::default(),
+								});
+							}
+							primitives::generate_partial_unit_cube(cube_face_description)
+						},
+						RobloxBasePartDescription::Wedge(wedge_texture_description)=>{
+							let mut wedge_face_description=primitives::WedgeFaceDescription::default();
+							for (face_id,roblox_face_description) in wedge_texture_description.iter().enumerate(){
+								wedge_face_description.insert(
+								match face_id{
+									0=>primitives::WedgeFace::Right,
+									1=>primitives::WedgeFace::TopFront,
+									2=>primitives::WedgeFace::Back,
+									3=>primitives::WedgeFace::Left,
+									4=>primitives::WedgeFace::Bottom,
+									_=>panic!("unreachable"),
+								},
+								match roblox_face_description{
+									Some(roblox_texture_transform)=>roblox_texture_transform.to_face_description(),
+									None=>primitives::FaceDescription::default(),
+								});
+							}
+							primitives::generate_partial_unit_wedge(wedge_face_description)
+						},
+						RobloxBasePartDescription::CornerWedge(cornerwedge_texture_description)=>{
+							let mut cornerwedge_face_description=primitives::CornerWedgeFaceDescription::default();
+							for (face_id,roblox_face_description) in cornerwedge_texture_description.iter().enumerate(){
+								cornerwedge_face_description.insert(
+								match face_id{
+									0=>primitives::CornerWedgeFace::Right,
+									1=>primitives::CornerWedgeFace::TopBack,
+									2=>primitives::CornerWedgeFace::TopLeft,
+									3=>primitives::CornerWedgeFace::Bottom,
+									4=>primitives::CornerWedgeFace::Front,
+									_=>panic!("unreachable"),
+								},
+								match roblox_face_description{
+									Some(roblox_texture_transform)=>roblox_texture_transform.to_face_description(),
+									None=>primitives::FaceDescription::default(),
+								});
+							}
+							primitives::generate_partial_unit_cornerwedge(cornerwedge_face_description)
+						},
+					});
+					model_id
+				};
+				indexed_models[model_id].instances.push(crate::model::ModelInstance {
+					transform:model_transform,
+					color:glam::vec4(color3.r as f32/255f32, color3.g as f32/255f32, color3.b as f32/255f32, 1.0-*transparency),
+					attributes:get_attributes(&object.name,*can_collide,Planar64Vec3::try_from([velocity.x,velocity.y,velocity.z]).unwrap(),force_intersecting),
+					temp_indexing:temp_indexing_attributes,
+				});
+			}
+		}
+	}
+	crate::model::IndexedModelInstances{
+		textures:asset_id_from_texture_id.iter().map(|t|t.to_string()).collect(),
+		models:indexed_models,
+		spawn_point,
+		modes:Vec::new(),
+	}
+}

src/main.rs

@@ -1,750 +1,124 @@
-use bytemuck::{Pod, Zeroable};
-use std::{borrow::Cow, time::Instant};
-use wgpu::{util::DeviceExt, AstcBlock, AstcChannel};
+mod bvh;
+mod aabb;
+mod model;
+mod setup;
+mod window;
+mod worker;
+mod zeroes;
+mod integer;
+mod physics;
+mod graphics;
+mod settings;
+mod primitives;
+mod instruction;
+mod load_roblox;
+mod compat_worker;
+mod model_graphics;
+mod physics_worker;
+mod graphics_worker;
 
-const IMAGE_SIZE: u32 = 128;
-
-#[derive(Clone, Copy, Pod, Zeroable)]
-#[repr(C)]
-struct Vertex {
-	pos: [f32; 3],
-	texture: [f32; 2],
-	normal: [f32; 3],
-}
-
-struct Entity {
-	index_count: u32,
-	index_buf: wgpu::Buffer,
-}
-
-//temp?
-struct ModelData {
-	transform: glam::Mat4,
-	vertex_buf: wgpu::Buffer,
-	entities: Vec<Entity>,
-}
-
-struct Model {
-	transform: glam::Mat4,
-	vertex_buf: wgpu::Buffer,
-	entities: Vec<Entity>,
-	bind_group: wgpu::BindGroup,
-	model_buf: wgpu::Buffer,
-}
-
-// Note: we use the Y=up coordinate space in this example.
-struct Camera {
-	time: Instant,
-	pos: glam::Vec3,
-	vel: glam::Vec3,
-	gravity: glam::Vec3,
-	friction: f32,
-	screen_size: (u32, u32),
-	offset: glam::Vec3,
-	fov: f32,
-	yaw: f32,
-	pitch: f32,
-	controls: u32,
-	mv: f32,
-	grounded: bool,
-	walkspeed: f32,
-}
-
-const CONTROL_MOVEFORWARD:u32 = 0b00000001;
-const CONTROL_MOVEBACK:u32 = 0b00000010;
-const CONTROL_MOVERIGHT:u32 = 0b00000100;
-const CONTROL_MOVELEFT:u32 = 0b00001000;
-const CONTROL_MOVEUP:u32 = 0b00010000;
-const CONTROL_MOVEDOWN:u32 = 0b00100000;
-const CONTROL_JUMP:u32 = 0b01000000;
-const CONTROL_ZOOM:u32 = 0b10000000;
-
-const FORWARD_DIR:glam::Vec3 = glam::Vec3::new(0.0,0.0,-1.0);
-const RIGHT_DIR:glam::Vec3 = glam::Vec3::new(1.0,0.0,0.0);
-const UP_DIR:glam::Vec3 = glam::Vec3::new(0.0,1.0,0.0);
-
-fn get_control_dir(controls: u32) -> glam::Vec3{
-	//don't get fancy just do it
-	let mut control_dir:glam::Vec3 = glam::Vec3::new(0.0,0.0,0.0);
-	if controls & CONTROL_MOVEFORWARD == CONTROL_MOVEFORWARD {
-		control_dir+=FORWARD_DIR;
-	}
-	if controls & CONTROL_MOVEBACK == CONTROL_MOVEBACK {
-		control_dir+=-FORWARD_DIR;
-	}
-	if controls & CONTROL_MOVELEFT == CONTROL_MOVELEFT {
-		control_dir+=-RIGHT_DIR;
-	}
-	if controls & CONTROL_MOVERIGHT == CONTROL_MOVERIGHT {
-		control_dir+=RIGHT_DIR;
-	}
-	if controls & CONTROL_MOVEUP == CONTROL_MOVEUP {
-		control_dir+=UP_DIR;
-	}
-	if controls & CONTROL_MOVEDOWN == CONTROL_MOVEDOWN {
-		control_dir+=-UP_DIR;
-	}
-	return control_dir
-}
-
-	#[inline]
-	fn perspective_rh(fov_y_slope: f32, aspect_ratio: f32, z_near: f32, z_far: f32) -> glam::Mat4 {
-		//glam_assert!(z_near > 0.0 && z_far > 0.0);
-		let r = z_far / (z_near - z_far);
-		glam::Mat4::from_cols(
-			glam::Vec4::new(1.0/(fov_y_slope * aspect_ratio), 0.0, 0.0, 0.0),
-			glam::Vec4::new(0.0, 1.0/fov_y_slope, 0.0, 0.0),
-			glam::Vec4::new(0.0, 0.0, r, -1.0),
-			glam::Vec4::new(0.0, 0.0, r * z_near, 0.0),
-		)
-	}
-
-impl Camera {
-	fn to_uniform_data(&self) -> [f32; 16 * 3 + 4] {
-		let aspect = self.screen_size.0 as f32 / self.screen_size.1 as f32;
-		let fov = if self.controls&CONTROL_ZOOM==0 {
-			self.fov
+fn load_file(path: std::path::PathBuf)->Option<model::IndexedModelInstances>{
+	println!("Loading file: {:?}", &path);
+	//oh boy! let's load the map!
+	if let Ok(file)=std::fs::File::open(path){
+		let mut input = std::io::BufReader::new(file);
+		let mut first_8=[0u8;8];
+		//.rbxm roblox binary = "<roblox!"
+		//.rbxmx roblox xml = "<roblox "
+		//.bsp = "VBSP"
+		//.vmf = 
+		//.snf = "SNMF"
+		//.snf = "SNBF"
+		if let (Ok(()),Ok(()))=(std::io::Read::read_exact(&mut input, &mut first_8),std::io::Seek::rewind(&mut input)){
+			match &first_8[0..4]{
+				b"<rob"=>{
+					match match &first_8[4..8]{
+						b"lox!"=>rbx_binary::from_reader(input).map_err(|e|format!("{:?}",e)),
+						b"lox "=>rbx_xml::from_reader(input,rbx_xml::DecodeOptions::default()).map_err(|e|format!("{:?}",e)),
+						other=>Err(format!("Unknown Roblox file type {:?}",other)),
+					}{
+						Ok(dom)=>Some(load_roblox::generate_indexed_models(dom)),
+						Err(e)=>{
+							println!("Error loading roblox file:{:?}",e);
+							None
+						},
+					}
+				},
+				//b"VBSP"=>Some(load_bsp::generate_indexed_models(input)),
+				//b"SNFM"=>Some(sniffer::generate_indexed_models(input)),
+				//b"SNFB"=>Some(sniffer::load_bot(input)),
+				other=>{
+					println!("loser file {:?}",other);
+					None
+				},
+			}
 		}else{
-			self.fov/5.0
-		};
-		let proj = perspective_rh(fov, aspect, 0.5, 1000.0);
-		let proj_inv = proj.inverse();
-		let view = glam::Mat4::from_translation(self.pos+self.offset) * glam::Mat4::from_euler(glam::EulerRot::YXZ, self.yaw, self.pitch, 0f32);
-		let view_inv = view.inverse();
-
-		let mut raw = [0f32; 16 * 3 + 4];
-		raw[..16].copy_from_slice(&AsRef::<[f32; 16]>::as_ref(&proj)[..]);
-		raw[16..32].copy_from_slice(&AsRef::<[f32; 16]>::as_ref(&proj_inv)[..]);
-		raw[32..48].copy_from_slice(&AsRef::<[f32; 16]>::as_ref(&view_inv)[..]);
-		raw[48..52].copy_from_slice(AsRef::<[f32; 4]>::as_ref(&view.col(3)));
-		raw
+			println!("Failed to read first 8 bytes and seek back to beginning of file.");
+			None
+		}
+	}else{
+		println!("Could not open file");
+		None
 	}
 }
 
-pub struct Skybox {
-	camera: Camera,
-	sky_pipeline: wgpu::RenderPipeline,
-	entity_pipeline: wgpu::RenderPipeline,
-	ground_pipeline: wgpu::RenderPipeline,
-	main_bind_group: wgpu::BindGroup,
-	camera_buf: wgpu::Buffer,
-	models: Vec<Model>,
-	depth_view: wgpu::TextureView,
-	staging_belt: wgpu::util::StagingBelt,
-}
-
-impl Skybox {
-	const DEPTH_FORMAT: wgpu::TextureFormat = wgpu::TextureFormat::Depth24Plus;
-
-	fn create_depth_texture(
-		config: &wgpu::SurfaceConfiguration,
-		device: &wgpu::Device,
-	) -> wgpu::TextureView {
-		let depth_texture = device.create_texture(&wgpu::TextureDescriptor {
-			size: wgpu::Extent3d {
-				width: config.width,
-				height: config.height,
-				depth_or_array_layers: 1,
-			},
-			mip_level_count: 1,
-			sample_count: 1,
-			dimension: wgpu::TextureDimension::D2,
-			format: Self::DEPTH_FORMAT,
-			usage: wgpu::TextureUsages::RENDER_ATTACHMENT,
-			label: None,
-			view_formats: &[],
-		});
-
-		depth_texture.create_view(&wgpu::TextureViewDescriptor::default())
+pub fn default_models()->model::IndexedModelInstances{
+	let mut indexed_models = Vec::new();
+	indexed_models.append(&mut model::generate_indexed_model_list_from_obj(obj::ObjData::load_buf(&include_bytes!("../models/teslacyberv3.0.obj")[..]).unwrap(),glam::Vec4::ONE));
+	indexed_models.push(primitives::unit_sphere());
+	indexed_models.push(primitives::unit_cylinder());
+	indexed_models.push(primitives::unit_cube());
+	println!("models.len = {:?}", indexed_models.len());
+	indexed_models[0].instances.push(model::ModelInstance{
+		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(10.,0.,-10.))).unwrap(),
+		..Default::default()
+	});
+	//quad monkeys
+	indexed_models[1].instances.push(model::ModelInstance{
+		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(10.,5.,10.))).unwrap(),
+		..Default::default()
+	});
+	indexed_models[1].instances.push(model::ModelInstance{
+		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(20.,5.,10.))).unwrap(),
+		color:glam::vec4(1.0,0.0,0.0,1.0),
+		..Default::default()
+	});
+	indexed_models[1].instances.push(model::ModelInstance{
+		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(10.,5.,20.))).unwrap(),
+		color:glam::vec4(0.0,1.0,0.0,1.0),
+		..Default::default()
+	});
+	indexed_models[1].instances.push(model::ModelInstance{
+		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(20.,5.,20.))).unwrap(),
+		color:glam::vec4(0.0,0.0,1.0,1.0),
+		..Default::default()
+	});
+	//decorative monkey
+	indexed_models[1].instances.push(model::ModelInstance{
+		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(15.,10.,15.))).unwrap(),
+		color:glam::vec4(0.5,0.5,0.5,0.5),
+		attributes:model::CollisionAttributes::Decoration,
+		..Default::default()
+	});
+	//teapot
+	indexed_models[2].instances.push(model::ModelInstance{
+		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_scale_rotation_translation(glam::vec3(0.5, 1.0, 0.2),glam::quat(-0.22248298016985793,-0.839457167990537,-0.05603504040830783,-0.49261857546227916),glam::vec3(-10.,7.,10.))).unwrap(),
+		..Default::default()
+	});
+	//ground
+	indexed_models[3].instances.push(model::ModelInstance{
+		transform:integer::Planar64Affine3::try_from(glam::Affine3A::from_translation(glam::vec3(0.,0.,0.))*glam::Affine3A::from_scale(glam::vec3(160.0, 1.0, 160.0))).unwrap(),
+		..Default::default()
+	});
+	model::IndexedModelInstances{
+		textures:Vec::new(),
+		models:indexed_models,
+		spawn_point:integer::Planar64Vec3::Y*50,
+		modes:Vec::new(),
 	}
 }
 
-fn get_transform_uniform_data(transform:&glam::Mat4) -> [f32; 4*4] {
-	let mut raw = [0f32; 4*4];
-	raw[0..16].copy_from_slice(&AsRef::<[f32; 4*4]>::as_ref(transform)[..]);
-	raw
-}
-
-fn add_obj(device:&wgpu::Device,modeldatas:& mut Vec<ModelData>,source:&[u8]){
-	let data = obj::ObjData::load_buf(&source[..]).unwrap();
-	let mut vertices = Vec::new();
-	let mut vertex_index = std::collections::HashMap::<obj::IndexTuple,u16>::new();
-	for object in data.objects {
-		let mut entities = Vec::<Entity>::new();
-		for group in object.groups {
-			let mut indices = Vec::new();
-			for poly in group.polys {
-				for end_index in 2..poly.0.len() {
-					for &index in &[0, end_index - 1, end_index] {
-						let vert = poly.0[index];
-						if let Some(&i)=vertex_index.get(&vert){
-							indices.push(i as u16);
-						}else{
-							let i=vertices.len() as u16;
-							vertices.push(Vertex {
-								pos: data.position[vert.0],
-								texture: data.texture[vert.1.unwrap()],
-								normal: data.normal[vert.2.unwrap()],
-							});
-							vertex_index.insert(vert,i);
-							indices.push(i);
-						}
-					}
-				}
-			}
-			let index_buf = device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
-				label: Some("Index"),
-				contents: bytemuck::cast_slice(&indices),
-				usage: wgpu::BufferUsages::INDEX,
-			});
-			entities.push(Entity {
-				index_buf,
-				index_count: indices.len() as u32,
-			});
-		}
-		let vertex_buf = device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
-			label: Some("Vertex"),
-			contents: bytemuck::cast_slice(&vertices),
-			usage: wgpu::BufferUsages::VERTEX,
-		});
-		modeldatas.push(ModelData {
-			transform: glam::Mat4::default(),
-			vertex_buf,
-			entities,
-		})
-	}
-}
-
-impl strafe_client::framework::Example for Skybox {
-	fn optional_features() -> wgpu::Features {
-		wgpu::Features::TEXTURE_COMPRESSION_ASTC
-			| wgpu::Features::TEXTURE_COMPRESSION_ETC2
-			| wgpu::Features::TEXTURE_COMPRESSION_BC
-	}
-
-	fn init(
-		config: &wgpu::SurfaceConfiguration,
-		_adapter: &wgpu::Adapter,
-		device: &wgpu::Device,
-		queue: &wgpu::Queue,
-	) -> Self {
-		let mut modeldatas = Vec::<ModelData>::new();
-		add_obj(device,& mut modeldatas,include_bytes!("../models/teslacyberv3.0.obj"));
-		add_obj(device,& mut modeldatas,include_bytes!("../models/suzanne.obj"));
-		add_obj(device,& mut modeldatas,include_bytes!("../models/teapot.obj"));
-		println!("models.len = {:?}", modeldatas.len());
-		modeldatas[1].transform=glam::Mat4::from_translation(glam::vec3(10.,5.,10.));
-		modeldatas[2].transform=glam::Mat4::from_translation(glam::vec3(-10.,5.,10.));
-
-		let main_bind_group_layout = device.create_bind_group_layout(&wgpu::BindGroupLayoutDescriptor {
-			label: None,
-			entries: &[
-				wgpu::BindGroupLayoutEntry {
-					binding: 0,
-					visibility: wgpu::ShaderStages::VERTEX,
-					ty: wgpu::BindingType::Buffer {
-						ty: wgpu::BufferBindingType::Uniform,
-						has_dynamic_offset: false,
-						min_binding_size: None,
-					},
-					count: None,
-				},
-				wgpu::BindGroupLayoutEntry {
-					binding: 1,
-					visibility: wgpu::ShaderStages::FRAGMENT,
-					ty: wgpu::BindingType::Texture {
-						sample_type: wgpu::TextureSampleType::Float { filterable: true },
-						multisampled: false,
-						view_dimension: wgpu::TextureViewDimension::Cube,
-					},
-					count: None,
-				},
-				wgpu::BindGroupLayoutEntry {
-					binding: 2,
-					visibility: wgpu::ShaderStages::FRAGMENT,
-					ty: wgpu::BindingType::Sampler(wgpu::SamplerBindingType::Filtering),
-					count: None,
-				},
-			],
-		});
-		let model_bind_group_layout = device.create_bind_group_layout(&wgpu::BindGroupLayoutDescriptor {
-			label: None,
-			entries: &[
-				wgpu::BindGroupLayoutEntry {
-					binding: 0,
-					visibility: wgpu::ShaderStages::VERTEX,
-					ty: wgpu::BindingType::Buffer {
-						ty: wgpu::BufferBindingType::Uniform,
-						has_dynamic_offset: false,
-						min_binding_size: None,
-					},
-					count: None,
-				},
-			],
-		});
-
-		// Create the render pipeline
-		let shader = device.create_shader_module(wgpu::ShaderModuleDescriptor {
-			label: None,
-			source: wgpu::ShaderSource::Wgsl(Cow::Borrowed(include_str!("shader.wgsl"))),
-		});
-
-		let camera = Camera {
-			time: Instant::now(),
-			pos: glam::Vec3::new(5.0,0.0,5.0),
-			vel: glam::Vec3::new(0.0,0.0,0.0),
-			gravity: glam::Vec3::new(0.0,-100.0,0.0),
-			friction: 90.0,
-			screen_size: (config.width, config.height),
-			offset: glam::Vec3::new(0.0,4.5,0.0),
-			fov: 1.0, //fov_slope = tan(fov_y/2)
-			pitch: 0.0,
-			yaw: 0.0,
-			mv: 2.7,
-			controls:0,
-			grounded: true,
-			walkspeed: 18.0,
-		};
-		let camera_uniforms = camera.to_uniform_data();
-		let camera_buf = device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
-			label: Some("Camera"),
-			contents: bytemuck::cast_slice(&camera_uniforms),
-			usage: wgpu::BufferUsages::UNIFORM | wgpu::BufferUsages::COPY_DST,
-		});
-
-		let pipeline_layout = device.create_pipeline_layout(&wgpu::PipelineLayoutDescriptor {
-			label: None,
-			bind_group_layouts: &[&main_bind_group_layout, &model_bind_group_layout],
-			push_constant_ranges: &[],
-		});
-
-		// Create the render pipelines
-		let sky_pipeline = device.create_render_pipeline(&wgpu::RenderPipelineDescriptor {
-			label: Some("Sky"),
-			layout: Some(&pipeline_layout),
-			vertex: wgpu::VertexState {
-				module: &shader,
-				entry_point: "vs_sky",
-				buffers: &[],
-			},
-			fragment: Some(wgpu::FragmentState {
-				module: &shader,
-				entry_point: "fs_sky",
-				targets: &[Some(config.view_formats[0].into())],
-			}),
-			primitive: wgpu::PrimitiveState {
-				front_face: wgpu::FrontFace::Cw,
-				..Default::default()
-			},
-			depth_stencil: Some(wgpu::DepthStencilState {
-				format: Self::DEPTH_FORMAT,
-				depth_write_enabled: false,
-				depth_compare: wgpu::CompareFunction::LessEqual,
-				stencil: wgpu::StencilState::default(),
-				bias: wgpu::DepthBiasState::default(),
-			}),
-			multisample: wgpu::MultisampleState::default(),
-			multiview: None,
-		});
-		let entity_pipeline = device.create_render_pipeline(&wgpu::RenderPipelineDescriptor {
-			label: Some("Entity"),
-			layout: Some(&pipeline_layout),
-			vertex: wgpu::VertexState {
-				module: &shader,
-				entry_point: "vs_entity",
-				buffers: &[wgpu::VertexBufferLayout {
-					array_stride: std::mem::size_of::<Vertex>() as wgpu::BufferAddress,
-					step_mode: wgpu::VertexStepMode::Vertex,
-					attributes: &wgpu::vertex_attr_array![0 => Float32x3, 1 => Float32x2, 2 => Float32x3],
-				}],
-			},
-			fragment: Some(wgpu::FragmentState {
-				module: &shader,
-				entry_point: "fs_entity",
-				targets: &[Some(config.view_formats[0].into())],
-			}),
-			primitive: wgpu::PrimitiveState {
-				front_face: wgpu::FrontFace::Cw,
-				..Default::default()
-			},
-			depth_stencil: Some(wgpu::DepthStencilState {
-				format: Self::DEPTH_FORMAT,
-				depth_write_enabled: true,
-				depth_compare: wgpu::CompareFunction::LessEqual,
-				stencil: wgpu::StencilState::default(),
-				bias: wgpu::DepthBiasState::default(),
-			}),
-			multisample: wgpu::MultisampleState::default(),
-			multiview: None,
-		});
-		let ground_pipeline = device.create_render_pipeline(&wgpu::RenderPipelineDescriptor {
-			label: Some("Ground"),
-			layout: Some(&pipeline_layout),
-			vertex: wgpu::VertexState {
-				module: &shader,
-				entry_point: "vs_ground",
-				buffers: &[],
-			},
-			fragment: Some(wgpu::FragmentState {
-				module: &shader,
-				entry_point: "fs_ground",
-				targets: &[Some(config.view_formats[0].into())],
-			}),
-			primitive: wgpu::PrimitiveState {
-				front_face: wgpu::FrontFace::Cw,
-				..Default::default()
-			},
-			depth_stencil: Some(wgpu::DepthStencilState {
-				format: Self::DEPTH_FORMAT,
-				depth_write_enabled: true,
-				depth_compare: wgpu::CompareFunction::LessEqual,
-				stencil: wgpu::StencilState::default(),
-				bias: wgpu::DepthBiasState::default(),
-			}),
-			multisample: wgpu::MultisampleState::default(),
-			multiview: None,
-		});
-
-		let sampler = device.create_sampler(&wgpu::SamplerDescriptor {
-			label: None,
-			address_mode_u: wgpu::AddressMode::ClampToEdge,
-			address_mode_v: wgpu::AddressMode::ClampToEdge,
-			address_mode_w: wgpu::AddressMode::ClampToEdge,
-			mag_filter: wgpu::FilterMode::Linear,
-			min_filter: wgpu::FilterMode::Linear,
-			mipmap_filter: wgpu::FilterMode::Linear,
-			..Default::default()
-		});
-
-		let device_features = device.features();
-
-		let skybox_format = if device_features.contains(wgpu::Features::TEXTURE_COMPRESSION_ASTC) {
-			log::info!("Using ASTC");
-			wgpu::TextureFormat::Astc {
-				block: AstcBlock::B4x4,
-				channel: AstcChannel::UnormSrgb,
-			}
-		} else if device_features.contains(wgpu::Features::TEXTURE_COMPRESSION_ETC2) {
-			log::info!("Using ETC2");
-			wgpu::TextureFormat::Etc2Rgb8UnormSrgb
-		} else if device_features.contains(wgpu::Features::TEXTURE_COMPRESSION_BC) {
-			log::info!("Using BC");
-			wgpu::TextureFormat::Bc1RgbaUnormSrgb
-		} else {
-			log::info!("Using plain");
-			wgpu::TextureFormat::Bgra8UnormSrgb
-		};
-
-		let size = wgpu::Extent3d {
-			width: IMAGE_SIZE,
-			height: IMAGE_SIZE,
-			depth_or_array_layers: 6,
-		};
-
-		let layer_size = wgpu::Extent3d {
-			depth_or_array_layers: 1,
-			..size
-		};
-		let max_mips = layer_size.max_mips(wgpu::TextureDimension::D2);
-
-		log::debug!(
-			"Copying {:?} skybox images of size {}, {}, 6 with {} mips to gpu",
-			skybox_format,
-			IMAGE_SIZE,
-			IMAGE_SIZE,
-			max_mips,
-		);
-
-		let bytes = match skybox_format {
-			wgpu::TextureFormat::Astc {
-				block: AstcBlock::B4x4,
-				channel: AstcChannel::UnormSrgb,
-			} => &include_bytes!("../images/astc.dds")[..],
-			wgpu::TextureFormat::Etc2Rgb8UnormSrgb => &include_bytes!("../images/etc2.dds")[..],
-			wgpu::TextureFormat::Bc1RgbaUnormSrgb => &include_bytes!("../images/bc1.dds")[..],
-			wgpu::TextureFormat::Bgra8UnormSrgb => &include_bytes!("../images/bgra.dds")[..],
-			_ => unreachable!(),
-		};
-
-		let image = ddsfile::Dds::read(&mut std::io::Cursor::new(&bytes)).unwrap();
-
-		let texture = device.create_texture_with_data(
-			queue,
-			&wgpu::TextureDescriptor {
-				size,
-				mip_level_count: max_mips,
-				sample_count: 1,
-				dimension: wgpu::TextureDimension::D2,
-				format: skybox_format,
-				usage: wgpu::TextureUsages::TEXTURE_BINDING | wgpu::TextureUsages::COPY_DST,
-				label: None,
-				view_formats: &[],
-			},
-			&image.data,
-		);
-
-		let texture_view = texture.create_view(&wgpu::TextureViewDescriptor {
-			label: None,
-			dimension: Some(wgpu::TextureViewDimension::Cube),
-			..wgpu::TextureViewDescriptor::default()
-		});
-		let main_bind_group = device.create_bind_group(&wgpu::BindGroupDescriptor {
-			layout: &main_bind_group_layout,
-			entries: &[
-				wgpu::BindGroupEntry {
-					binding: 0,
-					resource: camera_buf.as_entire_binding(),
-				},
-				wgpu::BindGroupEntry {
-					binding: 1,
-					resource: wgpu::BindingResource::TextureView(&texture_view),
-				},
-				wgpu::BindGroupEntry {
-					binding: 2,
-					resource: wgpu::BindingResource::Sampler(&sampler),
-				},
-			],
-			label: Some("Camera"),
-		});
-
-		//drain the modeldata vec so entities can be /moved/ to models.entities
-		let mut models = Vec::<Model>::with_capacity(modeldatas.len());
-		for (i,modeldata) in modeldatas.drain(..).enumerate() {
-			let model_uniforms = get_transform_uniform_data(&modeldata.transform);
-			let model_buf = device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
-				label: Some(format!("Model{}",i).as_str()),
-				contents: bytemuck::cast_slice(&model_uniforms),
-				usage: wgpu::BufferUsages::UNIFORM | wgpu::BufferUsages::COPY_DST,
-			});
-			let model_bind_group = device.create_bind_group(&wgpu::BindGroupDescriptor {
-				layout: &model_bind_group_layout,
-				entries: &[
-					wgpu::BindGroupEntry {
-						binding: 0,
-						resource: model_buf.as_entire_binding(),
-					},
-				],
-				label: Some(format!("Model{}",i).as_str()),
-			});
-			//all of these are being moved here
-			models.push(Model{
-				transform: modeldata.transform,
-				vertex_buf:modeldata.vertex_buf,
-				entities: modeldata.entities,
-				bind_group: model_bind_group,
-				model_buf,
-			})
-		}
-
-		let depth_view = Self::create_depth_texture(config, device);
-
-		Skybox {
-			camera,
-			sky_pipeline,
-			entity_pipeline,
-			ground_pipeline,
-			main_bind_group,
-			camera_buf,
-			models,
-			depth_view,
-			staging_belt: wgpu::util::StagingBelt::new(0x100),
-		}
-	}
-
-	#[allow(clippy::single_match)]
-	fn update(&mut self, event: winit::event::WindowEvent) {
-		match event {
-			winit::event::WindowEvent::KeyboardInput {
-				input:
-					winit::event::KeyboardInput {
-						state,
-						virtual_keycode: Some(keycode),
-						..
-					},
-				..
-			} => {
-				match (state,keycode) {
-					(k,winit::event::VirtualKeyCode::W) => match k {
-						winit::event::ElementState::Pressed => self.camera.controls|=CONTROL_MOVEFORWARD,
-						winit::event::ElementState::Released => self.camera.controls&=!CONTROL_MOVEFORWARD,
-					}
-					(k,winit::event::VirtualKeyCode::A) => match k {
-						winit::event::ElementState::Pressed => self.camera.controls|=CONTROL_MOVELEFT,
-						winit::event::ElementState::Released => self.camera.controls&=!CONTROL_MOVELEFT,
-					}
-					(k,winit::event::VirtualKeyCode::S) => match k {
-						winit::event::ElementState::Pressed => self.camera.controls|=CONTROL_MOVEBACK,
-						winit::event::ElementState::Released => self.camera.controls&=!CONTROL_MOVEBACK,
-					}
-					(k,winit::event::VirtualKeyCode::D) => match k {
-						winit::event::ElementState::Pressed => self.camera.controls|=CONTROL_MOVERIGHT,
-						winit::event::ElementState::Released => self.camera.controls&=!CONTROL_MOVERIGHT,
-					}
-					(k,winit::event::VirtualKeyCode::E) => match k {
-						winit::event::ElementState::Pressed => self.camera.controls|=CONTROL_MOVEUP,
-						winit::event::ElementState::Released => self.camera.controls&=!CONTROL_MOVEUP,
-					}
-					(k,winit::event::VirtualKeyCode::Q) => match k {
-						winit::event::ElementState::Pressed => self.camera.controls|=CONTROL_MOVEDOWN,
-						winit::event::ElementState::Released => self.camera.controls&=!CONTROL_MOVEDOWN,
-					}
-					(k,winit::event::VirtualKeyCode::Space) => match k {
-						winit::event::ElementState::Pressed => self.camera.controls|=CONTROL_JUMP,
-						winit::event::ElementState::Released => self.camera.controls&=!CONTROL_JUMP,
-					}
-					(k,winit::event::VirtualKeyCode::Z) => match k {
-						winit::event::ElementState::Pressed => self.camera.controls|=CONTROL_ZOOM,
-						winit::event::ElementState::Released => self.camera.controls&=!CONTROL_ZOOM,
-					}
-					_ => (),
-				}
-			}
-			_ => {}
-		}
-	}
-
-	fn move_mouse(&mut self, delta: (f64,f64)) {
-		self.camera.pitch=(self.camera.pitch as f64+delta.1/-2048.) as f32;
-		self.camera.yaw=(self.camera.yaw as f64+delta.0/-2048.) as f32;
-	}
-
-	fn resize(
-		&mut self,
-		config: &wgpu::SurfaceConfiguration,
-		device: &wgpu::Device,
-		_queue: &wgpu::Queue,
-	) {
-		self.depth_view = Self::create_depth_texture(config, device);
-		self.camera.screen_size = (config.width, config.height);
-	}
-
-	fn render(
-		&mut self,
-		view: &wgpu::TextureView,
-		device: &wgpu::Device,
-		queue: &wgpu::Queue,
-		_spawner: &strafe_client::framework::Spawner,
-	) {
-		let time = Instant::now();
-
-		//physique
-		let dt=(time-self.camera.time).as_secs_f32();
-		self.camera.time=time;
-		let camera_mat=glam::Mat3::from_euler(glam::EulerRot::YXZ,self.camera.yaw,0f32,0f32);
-		let control_dir=camera_mat*get_control_dir(self.camera.controls&(CONTROL_MOVELEFT|CONTROL_MOVERIGHT|CONTROL_MOVEFORWARD|CONTROL_MOVEBACK)).normalize_or_zero();
-		let d=self.camera.vel.dot(control_dir);
-		if d<self.camera.mv {
-			self.camera.vel+=(self.camera.mv-d)*control_dir;
-		}
-		self.camera.vel+=self.camera.gravity*dt;
-		self.camera.pos+=self.camera.vel*dt;
-		if self.camera.pos.y<0.0{
-			self.camera.pos.y=0.0;
-			self.camera.vel.y=0.0;
-			self.camera.grounded=true;
-		}
-		if self.camera.grounded&&(self.camera.controls&CONTROL_JUMP)!=0 {
-			self.camera.grounded=false;
-			self.camera.vel+=glam::Vec3::new(0.0,0.715588/2.0*100.0,0.0);
-		}
-		if self.camera.grounded {
-			let applied_friction=self.camera.friction*dt;
-			let targetv=control_dir*self.camera.walkspeed;
-			let diffv=targetv-self.camera.vel;
-			if applied_friction*applied_friction<diffv.length_squared() {
-				self.camera.vel+=applied_friction*diffv.normalize();
-			} else {
-				self.camera.vel=targetv;
-			}
-		}
-
-		let mut encoder =
-			device.create_command_encoder(&wgpu::CommandEncoderDescriptor { label: None });
-
-		// update rotation
-		let camera_uniforms = self.camera.to_uniform_data();
-		self.staging_belt
-			.write_buffer(
-				&mut encoder,
-				&self.camera_buf,
-				0,
-				wgpu::BufferSize::new((camera_uniforms.len() * 4) as wgpu::BufferAddress).unwrap(),
-				device,
-			)
-			.copy_from_slice(bytemuck::cast_slice(&camera_uniforms));
-		//This code only needs to run when the uniforms change
-		for model in self.models.iter() {
-			let model_uniforms = get_transform_uniform_data(&model.transform);
-			self.staging_belt
-				.write_buffer(
-					&mut encoder,
-					&model.model_buf,//description of where data will be written when command is executed
-					0,//offset in staging belt?
-					wgpu::BufferSize::new((model_uniforms.len() * 4) as wgpu::BufferAddress).unwrap(),
-					device,
-				)
-				.copy_from_slice(bytemuck::cast_slice(&model_uniforms));
-		}
-		self.staging_belt.finish();
-
-		{
-			let mut rpass = encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
-				label: None,
-				color_attachments: &[Some(wgpu::RenderPassColorAttachment {
-					view,
-					resolve_target: None,
-					ops: wgpu::Operations {
-						load: wgpu::LoadOp::Clear(wgpu::Color {
-							r: 0.1,
-							g: 0.2,
-							b: 0.3,
-							a: 1.0,
-						}),
-						store: true,
-					},
-				})],
-				depth_stencil_attachment: Some(wgpu::RenderPassDepthStencilAttachment {
-					view: &self.depth_view,
-					depth_ops: Some(wgpu::Operations {
-						load: wgpu::LoadOp::Clear(1.0),
-						store: false,
-					}),
-					stencil_ops: None,
-				}),
-			});
-
-			rpass.set_bind_group(0, &self.main_bind_group, &[]);
-
-			rpass.set_pipeline(&self.entity_pipeline);
-			for model in self.models.iter() {
-				rpass.set_bind_group(1, &model.bind_group, &[]);
-				rpass.set_vertex_buffer(0, model.vertex_buf.slice(..));
-
-				for entity in model.entities.iter() {
-					rpass.set_index_buffer(entity.index_buf.slice(..), wgpu::IndexFormat::Uint16);
-					rpass.draw_indexed(0..entity.index_count, 0, 0..1);
-				}
-			}
-
-			rpass.set_pipeline(&self.ground_pipeline);
-			//rpass.set_index_buffer(&[0u16,1,2,1,2,3][..] as wgpu::BufferSlice, wgpu::IndexFormat::Uint16);
-			//rpass.draw_indexed(0..4, 0, 0..1);
-			rpass.draw(0..6, 0..1);
-
-			rpass.set_pipeline(&self.sky_pipeline);
-			rpass.draw(0..3, 0..1);
-		}
-
-		queue.submit(std::iter::once(encoder.finish()));
-
-		self.staging_belt.recall();
-	}
-}
-
-fn main() {
-	strafe_client::framework::run::<Skybox>(
-		format!("Strafe Client v{}",
-			env!("CARGO_PKG_VERSION")
-		).as_str()
-	);
+fn main(){
+	let context=setup::setup(format!("Strafe Client v{}",env!("CARGO_PKG_VERSION")).as_str());
+	context.start();//creates and runs a window context
 }

src/model.rs

@@ -0,0 +1,299 @@
+use crate::integer::{Time,Planar64,Planar64Vec3,Planar64Affine3};
+pub type TextureCoordinate=glam::Vec2;
+pub type Color4=glam::Vec4;
+#[derive(Clone,Hash,PartialEq,Eq)]
+pub struct IndexedVertex{
+	pub pos:u32,
+	pub tex:u32,
+	pub normal:u32,
+	pub color:u32,
+}
+pub struct IndexedPolygon{
+	pub vertices:Vec<u32>,
+}
+pub struct IndexedGroup{
+	pub texture:Option<u32>,//RenderPattern? material/texture/shader/flat color
+	pub polys:Vec<IndexedPolygon>,
+}
+pub struct IndexedModel{
+	pub unique_pos:Vec<Planar64Vec3>,
+	pub unique_normal:Vec<Planar64Vec3>,
+	pub unique_tex:Vec<TextureCoordinate>,
+	pub unique_color:Vec<Color4>,
+	pub unique_vertices:Vec<IndexedVertex>,
+	pub groups: Vec<IndexedGroup>,
+	pub instances:Vec<ModelInstance>,
+}
+pub struct ModelInstance{
+	//pub id:u64,//this does not actually help with map fixes resimulating bots, they must always be resimulated
+	pub transform:Planar64Affine3,
+	pub color:Color4,//transparency is in here
+	pub attributes:CollisionAttributes,
+	pub temp_indexing:Vec<TempIndexedAttributes>,
+}
+impl std::default::Default for ModelInstance{
+	fn default() -> Self {
+		Self{
+			color:Color4::ONE,
+			transform:Default::default(),
+			attributes:Default::default(),
+			temp_indexing:Default::default(),
+		}
+	}
+}
+pub struct IndexedModelInstances{
+	pub textures:Vec<String>,//RenderPattern
+	pub models:Vec<IndexedModel>,
+	//may make this into an object later.
+	pub modes:Vec<ModeDescription>,
+	pub spawn_point:Planar64Vec3,
+}
+//stage description referencing flattened ids is spooky, but the map loading is meant to be deterministic.
+pub struct ModeDescription{
+	//TODO: put "default" style modifiers in mode
+	//pub style:StyleModifiers,
+	pub start:usize,//start=model_id
+	pub spawns:Vec<usize>,//spawns[spawn_id]=model_id
+	pub spawn_from_stage_id:std::collections::HashMap::<u32,usize>,
+	pub ordered_checkpoint_from_checkpoint_id:std::collections::HashMap::<u32,usize>,
+}
+impl ModeDescription{
+	pub fn get_spawn_model_id(&self,stage_id:u32)->Option<&usize>{
+		self.spawns.get(*self.spawn_from_stage_id.get(&stage_id)?)
+	}
+}
+//I don't want this code to exist!
+#[derive(Clone)]
+pub struct TempAttrStart{
+	pub mode_id:u32,
+}
+#[derive(Clone)]
+pub struct TempAttrSpawn{
+	pub mode_id:u32,
+	pub stage_id:u32,
+}
+#[derive(Clone)]
+pub struct TempAttrWormhole{
+	pub wormhole_id:u32,
+}
+pub enum TempIndexedAttributes{
+	Start(TempAttrStart),
+	Spawn(TempAttrSpawn),
+	Wormhole(TempAttrWormhole),
+}
+
+//you have this effect while in contact
+#[derive(Clone)]
+pub struct ContactingLadder{
+	pub sticky:bool
+}
+#[derive(Clone)]
+pub enum ContactingBehaviour{
+    Surf,
+    Ladder(ContactingLadder),
+    Elastic(u32),//[1/2^32,1] 0=None (elasticity+1)/2^32
+}
+//you have this effect while intersecting
+#[derive(Clone)]
+pub struct IntersectingWater{
+	pub viscosity:Planar64,
+	pub density:Planar64,
+	pub current:Planar64Vec3,
+}
+//All models can be given these attributes
+#[derive(Clone)]
+pub struct GameMechanicAccelerator{
+	pub acceleration:Planar64Vec3
+}
+#[derive(Clone)]
+pub enum GameMechanicBooster{
+	Affine(Planar64Affine3),//capable of SetVelocity,DotVelocity,normal booster,bouncy part,redirect velocity, and much more
+	Velocity(Planar64Vec3),//straight up boost velocity adds to your current velocity
+	Energy{direction:Planar64Vec3,energy:Planar64},//increase energy in direction
+}
+#[derive(Clone)]
+pub enum GameMechanicCheckpoint{
+	Ordered{
+		mode_id:u32,
+		checkpoint_id:u32,
+	},
+	Unordered{
+		mode_id:u32,
+	},
+}
+#[derive(Clone)]
+pub enum TrajectoryChoice{
+	HighArcLongDuration,//underhand lob at target: less horizontal speed and more air time
+	LowArcShortDuration,//overhand throw at target: more horizontal speed and less air time
+}
+#[derive(Clone)]
+pub enum GameMechanicSetTrajectory{
+	AirTime(Time),//air time (relative to gravity direction) is invariant across mass and gravity changes
+	Height(Planar64),//boost height (relative to gravity direction) is invariant across mass and gravity changes
+	TargetPointTime{//launch on a trajectory that will land at a target point in a set amount of time
+		target_point:Planar64Vec3,
+		time:Time,//short time = fast and direct, long time = launch high in the air, negative time = wrong way
+	},
+	TrajectoryTargetPoint{//launch at a fixed speed and land at a target point
+		target_point:Planar64Vec3,
+		speed:Planar64,//if speed is too low this will fail to reach the target.  The closest-passing trajectory will be chosen instead
+		trajectory_choice:TrajectoryChoice,
+	},
+	Velocity(Planar64Vec3),//SetVelocity
+	DotVelocity{direction:Planar64Vec3,dot:Planar64},//set your velocity in a specific direction without touching other directions
+}
+#[derive(Clone)]
+pub enum ZoneBehaviour{
+	//Start is indexed
+	//Checkpoints are indexed
+	Finish,
+	Anitcheat,
+}
+#[derive(Clone)]
+pub struct GameMechanicZone{
+	pub mode_id:u32,
+	pub behaviour:ZoneBehaviour,
+}
+// enum TrapCondition{
+// 	FasterThan(Planar64),
+// 	SlowerThan(Planar64),
+// 	InRange(Planar64,Planar64),
+// 	OutsideRange(Planar64,Planar64),
+// }
+#[derive(Clone)]
+pub enum StageElementBehaviour{
+ 	//Spawn,//The behaviour of stepping on a spawn setting the spawnid
+ 	SpawnAt,
+ 	Trigger,
+ 	Teleport,
+ 	Platform,
+ 	//Acts like a trigger if you haven't hit all the checkpoints.
+ 	Checkpoint{
+ 		//if this is 2 you must have hit OrderedCheckpoint(0) OrderedCheckpoint(1) OrderedCheckpoint(2) to pass
+ 		ordered_checkpoint_id:Option<u32>,
+ 		//if this is 2 you must have hit at least 2 UnorderedCheckpoints to pass
+ 		unordered_checkpoint_count:u32,
+ 	},
+ 	JumpLimit(u32),
+ 	//Speedtrap(TrapCondition),//Acts as a trigger with a speed condition
+}
+#[derive(Clone)]
+pub struct GameMechanicStageElement{
+	pub mode_id:u32,
+	pub stage_id:u32,//which spawn to send to
+	pub force:bool,//allow setting to lower spawn id i.e. 7->3
+	pub behaviour:StageElementBehaviour
+}
+#[derive(Clone)]
+pub struct GameMechanicWormhole{
+	//destination does not need to be another wormhole
+	//this defines a one way portal to a destination model transform
+	//two of these can create a two way wormhole
+	pub destination_model_id:u32,
+	//(position,angles)*=origin.transform.inverse()*destination.transform
+}
+#[derive(Clone)]
+pub enum TeleportBehaviour{
+	StageElement(GameMechanicStageElement),
+	Wormhole(GameMechanicWormhole),
+}
+//attributes listed in order of handling
+#[derive(Default,Clone)]
+pub struct GameMechanicAttributes{
+	pub zone:Option<GameMechanicZone>,
+	pub booster:Option<GameMechanicBooster>,
+	pub checkpoint:Option<GameMechanicCheckpoint>,
+	pub trajectory:Option<GameMechanicSetTrajectory>,
+	pub teleport_behaviour:Option<TeleportBehaviour>,
+	pub accelerator:Option<GameMechanicAccelerator>,
+}
+impl GameMechanicAttributes{
+	pub fn any(&self)->bool{
+		self.zone.is_some()
+		||self.booster.is_some()
+		||self.checkpoint.is_some()
+		||self.trajectory.is_some()
+		||self.teleport_behaviour.is_some()
+		||self.accelerator.is_some()
+	}
+}
+#[derive(Default,Clone)]
+pub struct ContactingAttributes{
+	//friction?
+	pub contact_behaviour:Option<ContactingBehaviour>,
+}
+impl ContactingAttributes{
+	pub fn any(&self)->bool{
+		self.contact_behaviour.is_some()
+	}
+}
+#[derive(Default,Clone)]
+pub struct IntersectingAttributes{
+	pub water:Option<IntersectingWater>,
+}
+impl IntersectingAttributes{
+	pub fn any(&self)->bool{
+		self.water.is_some()
+	}
+}
+//Spawn(u32) NO! spawns are indexed in the map header instead of marked with attibutes
+pub enum CollisionAttributes{
+	Decoration,//visual only
+	Contact{//track whether you are contacting the object
+		contacting:ContactingAttributes,
+		general:GameMechanicAttributes,
+	},
+	Intersect{//track whether you are intersecting the object
+		intersecting:IntersectingAttributes,
+		general:GameMechanicAttributes,
+	},
+}
+impl std::default::Default for CollisionAttributes{
+	fn default() -> Self {
+		Self::Contact{
+			contacting:ContactingAttributes::default(),
+			general:GameMechanicAttributes::default()
+		}
+	}
+}
+
+pub fn generate_indexed_model_list_from_obj(data:obj::ObjData,color:Color4)->Vec<IndexedModel>{
+	let mut unique_vertex_index = std::collections::HashMap::<obj::IndexTuple,u32>::new();
+	return data.objects.iter().map(|object|{
+		unique_vertex_index.clear();
+		let mut unique_vertices = Vec::new();
+		let groups = object.groups.iter().map(|group|{
+			IndexedGroup{
+				texture:None,
+				polys:group.polys.iter().map(|poly|{
+					IndexedPolygon{
+						vertices:poly.0.iter().map(|&tup|{
+							if let Some(&i)=unique_vertex_index.get(&tup){
+								i
+							}else{
+								let i=unique_vertices.len() as u32;
+								unique_vertices.push(IndexedVertex{
+									pos: tup.0 as u32,
+									tex: tup.1.unwrap() as u32,
+									normal: tup.2.unwrap() as u32,
+									color: 0,
+								});
+								unique_vertex_index.insert(tup,i);
+								i
+							}
+						}).collect()
+					}
+				}).collect()
+			}
+		}).collect();
+		IndexedModel{
+			unique_pos: data.position.iter().map(|&v|Planar64Vec3::try_from(v).unwrap()).collect(),
+			unique_tex: data.texture.iter().map(|&v|TextureCoordinate::from_array(v)).collect(),
+			unique_normal: data.normal.iter().map(|&v|Planar64Vec3::try_from(v).unwrap()).collect(),
+			unique_color: vec![color],
+			unique_vertices,
+			groups,
+			instances:Vec::new(),
+		}
+	}).collect()
+}

src/model_graphics.rs

@@ -0,0 +1,59 @@
+use bytemuck::{Pod, Zeroable};
+use crate::model::{IndexedVertex,IndexedPolygon};
+#[derive(Clone, Copy, Pod, Zeroable)]
+#[repr(C)]
+pub struct GraphicsVertex {
+	pub pos: [f32; 3],
+	pub tex: [f32; 2],
+	pub normal: [f32; 3],
+	pub color: [f32; 4],
+}
+pub struct IndexedGroupFixedTexture{
+	pub polys:Vec<IndexedPolygon>,
+}
+pub struct IndexedGraphicsModelSingleTexture{
+	pub unique_pos:Vec<[f32; 3]>,
+	pub unique_tex:Vec<[f32; 2]>,
+	pub unique_normal:Vec<[f32; 3]>,
+	pub unique_color:Vec<[f32; 4]>,
+	pub unique_vertices:Vec<IndexedVertex>,
+	pub texture:Option<u32>,//RenderPattern? material/texture/shader/flat color
+	pub groups: Vec<IndexedGroupFixedTexture>,
+	pub instances:Vec<GraphicsModelInstance>,
+}
+pub enum Entities{
+	U32(Vec<Vec<u32>>),
+	U16(Vec<Vec<u16>>),
+}
+pub struct GraphicsModelSingleTexture{
+	pub instances:Vec<GraphicsModelInstance>,
+	pub vertices:Vec<GraphicsVertex>,
+	pub entities:Entities,
+	pub texture:Option<u32>,
+}
+#[derive(Clone,PartialEq)]
+pub struct GraphicsModelColor4(glam::Vec4);
+impl GraphicsModelColor4{
+	pub const fn get(&self)->glam::Vec4{
+		self.0
+	}
+}
+impl From<glam::Vec4> for GraphicsModelColor4{
+	fn from(value:glam::Vec4)->Self{
+		Self(value)
+	}
+}
+impl std::hash::Hash for GraphicsModelColor4{
+	fn hash<H: std::hash::Hasher>(&self,state:&mut H) {
+		for &f in self.0.as_ref(){
+			bytemuck::cast::<f32,u32>(f).hash(state);
+		}
+	}
+}
+impl Eq for GraphicsModelColor4{}
+#[derive(Clone)]
+pub struct GraphicsModelInstance{
+	pub transform:glam::Mat4,
+	pub normal_transform:glam::Mat3,
+	pub color:GraphicsModelColor4,
+}

src/model_physics.rs

@@ -0,0 +1 @@
+//

src/physics_worker.rs

@@ -0,0 +1,134 @@
+use crate::integer::Time;
+use crate::physics::{MouseState,PhysicsInputInstruction};
+use crate::instruction::{TimedInstruction,InstructionConsumer};
+#[derive(Debug)]
+pub enum InputInstruction {
+	MoveMouse(glam::IVec2),
+	MoveRight(bool),
+	MoveUp(bool),
+	MoveBack(bool),
+	MoveLeft(bool),
+	MoveDown(bool),
+	MoveForward(bool),
+	Jump(bool),
+	Zoom(bool),
+	Reset,
+}
+pub enum Instruction{
+	Input(InputInstruction),
+	Render,
+	Resize(winit::dpi::PhysicalSize<u32>,crate::settings::UserSettings),
+	GenerateModels(crate::model::IndexedModelInstances),
+	ClearModels,
+	//Graphics(crate::graphics_worker::Instruction),
+}
+
+	pub fn new<'a>(scope:&'a std::thread::Scope<'a,'_>,mut physics:crate::physics::PhysicsState,graphics_worker:crate::worker::INWorker<'a,crate::graphics_worker::Instruction>)->crate::worker::QNWorker<'a,TimedInstruction<Instruction>>{
+		let mut mouse_blocking=true;
+		let mut last_mouse_time=physics.next_mouse.time;
+		let mut timeline=std::collections::VecDeque::new();
+		crate::worker::QNWorker::new(scope,move |ins:TimedInstruction<Instruction>|{
+			if if let Some(phys_input)=match &ins.instruction{
+				Instruction::Input(input_instruction)=>match input_instruction{
+					&InputInstruction::MoveMouse(m)=>{
+						if mouse_blocking{
+							//tell the game state which is living in the past about its future
+							timeline.push_front(TimedInstruction{
+								time:last_mouse_time,
+								instruction:PhysicsInputInstruction::SetNextMouse(MouseState{time:ins.time,pos:m}),
+							});
+						}else{
+							//mouse has just started moving again after being still for longer than 10ms.
+							//replace the entire mouse interpolation state to avoid an intermediate state with identical m0.t m1.t timestamps which will divide by zero
+							timeline.push_front(TimedInstruction{
+								time:last_mouse_time,
+								instruction:PhysicsInputInstruction::ReplaceMouse(
+									MouseState{time:last_mouse_time,pos:physics.next_mouse.pos},
+									MouseState{time:ins.time,pos:m}
+								),
+							});
+							//delay physics execution until we have an interpolation target
+							mouse_blocking=true;
+						}
+						last_mouse_time=ins.time;
+						None
+					},
+					&InputInstruction::MoveForward(s)=>Some(PhysicsInputInstruction::SetMoveForward(s)),
+					&InputInstruction::MoveLeft(s)=>Some(PhysicsInputInstruction::SetMoveLeft(s)),
+					&InputInstruction::MoveBack(s)=>Some(PhysicsInputInstruction::SetMoveBack(s)),
+					&InputInstruction::MoveRight(s)=>Some(PhysicsInputInstruction::SetMoveRight(s)),
+					&InputInstruction::MoveUp(s)=>Some(PhysicsInputInstruction::SetMoveUp(s)),
+					&InputInstruction::MoveDown(s)=>Some(PhysicsInputInstruction::SetMoveDown(s)),
+					&InputInstruction::Jump(s)=>Some(PhysicsInputInstruction::SetJump(s)),
+					&InputInstruction::Zoom(s)=>Some(PhysicsInputInstruction::SetZoom(s)),
+					InputInstruction::Reset=>Some(PhysicsInputInstruction::Reset),
+				},
+				Instruction::GenerateModels(_)=>Some(PhysicsInputInstruction::Idle),
+				Instruction::ClearModels=>Some(PhysicsInputInstruction::Idle),
+				Instruction::Resize(_,_)=>Some(PhysicsInputInstruction::Idle),
+				Instruction::Render=>Some(PhysicsInputInstruction::Idle),
+			}{
+				//non-mouse event
+				timeline.push_back(TimedInstruction{
+					time:ins.time,
+					instruction:phys_input,
+				});
+				
+				if mouse_blocking{
+					//assume the mouse has stopped moving after 10ms.
+					//shitty mice are 125Hz which is 8ms so this should cover that.
+					//setting this to 100us still doesn't print even though it's 10x lower than the polling rate,
+					//so mouse events are probably not handled separately from drawing and fire right before it :(
+					if Time::from_millis(10)<ins.time-physics.next_mouse.time{
+						//push an event to extrapolate no movement from
+						timeline.push_front(TimedInstruction{
+							time:last_mouse_time,
+							instruction:PhysicsInputInstruction::SetNextMouse(MouseState{time:ins.time,pos:physics.next_mouse.pos}),
+						});
+						last_mouse_time=ins.time;
+						//stop blocking. the mouse is not moving so the physics does not need to live in the past and wait for interpolation targets.
+						mouse_blocking=false;
+						true
+					}else{
+						false
+					}
+				}else{
+					//keep this up to date so that it can be used as a known-timestamp
+					//that the mouse was not moving when the mouse starts moving again
+					last_mouse_time=ins.time;
+					true
+				}
+			}else{
+				//mouse event
+				true
+			}{
+				//empty queue
+				while let Some(instruction)=timeline.pop_front(){
+					physics.run(instruction.time);
+					physics.process_instruction(TimedInstruction{
+						time:instruction.time,
+						instruction:crate::physics::PhysicsInstruction::Input(instruction.instruction),
+					});
+				}
+			}
+			match ins.instruction{
+				Instruction::Render=>{
+					let _=graphics_worker.send(crate::graphics_worker::Instruction::Render(physics.output(),ins.time,physics.next_mouse.pos));
+				},
+				Instruction::Resize(size,user_settings)=>{
+					//block!
+					graphics_worker.blocking_send(crate::graphics_worker::Instruction::Resize(size,user_settings)).unwrap();
+				},
+				Instruction::GenerateModels(indexed_model_instances)=>{
+					physics.generate_models(&indexed_model_instances);
+					physics.spawn(indexed_model_instances.spawn_point);
+					graphics_worker.send(crate::graphics_worker::Instruction::GenerateModels(indexed_model_instances)).unwrap();
+				},
+				Instruction::ClearModels=>{
+					physics.clear();
+					graphics_worker.send(crate::graphics_worker::Instruction::ClearModels).unwrap();
+				},
+				_=>(),
+			}
+		})
+	}

src/primitives.rs

@@ -0,0 +1,493 @@
+use crate::model::{Color4,TextureCoordinate,IndexedModel,IndexedPolygon,IndexedGroup,IndexedVertex};
+use crate::integer::Planar64Vec3;
+
+#[derive(Debug)]
+pub enum Primitives{
+	Sphere,
+	Cube,
+	Cylinder,
+	Wedge,
+	CornerWedge,
+}
+#[derive(Hash,PartialEq,Eq)]
+pub enum CubeFace{
+	Right,
+	Top,
+	Back,
+	Left,
+	Bottom,
+	Front,
+}
+const CUBE_DEFAULT_TEXTURE_COORDS:[TextureCoordinate;4]=[
+	TextureCoordinate::new(0.0,0.0),
+	TextureCoordinate::new(1.0,0.0),
+	TextureCoordinate::new(1.0,1.0),
+	TextureCoordinate::new(0.0,1.0),
+];
+const CUBE_DEFAULT_VERTICES:[Planar64Vec3;8]=[
+	Planar64Vec3::int(-1,-1, 1),//0 left bottom back
+	Planar64Vec3::int( 1,-1, 1),//1 right bottom back
+	Planar64Vec3::int( 1, 1, 1),//2 right top back
+	Planar64Vec3::int(-1, 1, 1),//3 left top back
+	Planar64Vec3::int(-1, 1,-1),//4 left top front
+	Planar64Vec3::int( 1, 1,-1),//5 right top front
+	Planar64Vec3::int( 1,-1,-1),//6 right bottom front
+	Planar64Vec3::int(-1,-1,-1),//7 left bottom front
+];
+const CUBE_DEFAULT_NORMALS:[Planar64Vec3;6]=[
+	Planar64Vec3::int( 1, 0, 0),//CubeFace::Right
+	Planar64Vec3::int( 0, 1, 0),//CubeFace::Top
+	Planar64Vec3::int( 0, 0, 1),//CubeFace::Back
+	Planar64Vec3::int(-1, 0, 0),//CubeFace::Left
+	Planar64Vec3::int( 0,-1, 0),//CubeFace::Bottom
+	Planar64Vec3::int( 0, 0,-1),//CubeFace::Front
+];
+const CUBE_DEFAULT_POLYS:[[[u32;3];4];6]=[
+	// right (1, 0, 0)
+	[
+		[6,2,0],//[vertex,tex,norm]
+		[5,1,0],
+		[2,0,0],
+		[1,3,0],
+	],
+	// top (0, 1, 0)
+	[
+		[5,3,1],
+		[4,2,1],
+		[3,1,1],
+		[2,0,1],
+	],
+	// back (0, 0, 1)
+	[
+		[0,3,2],
+		[1,2,2],
+		[2,1,2],
+		[3,0,2],
+	],
+	// left (-1, 0, 0)
+	[
+		[0,2,3],
+		[3,1,3],
+		[4,0,3],
+		[7,3,3],
+	],
+	// bottom (0,-1, 0)
+	[
+		[1,1,4],
+		[0,0,4],
+		[7,3,4],
+		[6,2,4],
+	],
+	// front (0, 0,-1)
+	[
+		[4,1,5],
+		[5,0,5],
+		[6,3,5],
+		[7,2,5],
+	],
+];
+
+#[derive(Hash,PartialEq,Eq)]
+pub enum WedgeFace{
+	Right,
+	TopFront,
+	Back,
+	Left,
+	Bottom,
+}
+const WEDGE_DEFAULT_NORMALS:[Planar64Vec3;5]=[
+	Planar64Vec3::int( 1, 0, 0),//Wedge::Right
+	Planar64Vec3::int( 0, 1,-1),//Wedge::TopFront
+	Planar64Vec3::int( 0, 0, 1),//Wedge::Back
+	Planar64Vec3::int(-1, 0, 0),//Wedge::Left
+	Planar64Vec3::int( 0,-1, 0),//Wedge::Bottom
+];
+/*
+local cornerWedgeVerticies = {
+	Vector3.new(-1/2,-1/2,-1/2),7
+	Vector3.new(-1/2,-1/2, 1/2),0
+	Vector3.new( 1/2,-1/2,-1/2),6
+	Vector3.new( 1/2,-1/2, 1/2),1
+	Vector3.new( 1/2, 1/2,-1/2),5
+}
+*/
+#[derive(Hash,PartialEq,Eq)]
+pub enum CornerWedgeFace{
+	Right,
+	TopBack,
+	TopLeft,
+	Bottom,
+	Front,
+}
+const CORNERWEDGE_DEFAULT_NORMALS:[Planar64Vec3;5]=[
+	Planar64Vec3::int( 1, 0, 0),//CornerWedge::Right
+	Planar64Vec3::int( 0, 1, 1),//CornerWedge::BackTop
+	Planar64Vec3::int(-1, 1, 0),//CornerWedge::LeftTop
+	Planar64Vec3::int( 0,-1, 0),//CornerWedge::Bottom
+	Planar64Vec3::int( 0, 0,-1),//CornerWedge::Front
+];
+pub fn unit_sphere()->crate::model::IndexedModel{
+	unit_cube()
+}
+#[derive(Default)]
+pub struct CubeFaceDescription([Option<FaceDescription>;6]);
+impl CubeFaceDescription{
+	pub fn insert(&mut self,index:CubeFace,value:FaceDescription){
+		self.0[index as usize]=Some(value);
+	}
+	pub fn pairs(self)->std::iter::FilterMap<std::iter::Enumerate<std::array::IntoIter<Option<FaceDescription>,6>>,impl FnMut((usize,Option<FaceDescription>))->Option<(usize,FaceDescription)>>{
+		self.0.into_iter().enumerate().filter_map(|v|v.1.map(|u|(v.0,u)))
+	}
+}
+pub fn unit_cube()->crate::model::IndexedModel{
+	let mut t=CubeFaceDescription::default();
+	t.insert(CubeFace::Right,FaceDescription::default());
+	t.insert(CubeFace::Top,FaceDescription::default());
+	t.insert(CubeFace::Back,FaceDescription::default());
+	t.insert(CubeFace::Left,FaceDescription::default());
+	t.insert(CubeFace::Bottom,FaceDescription::default());
+	t.insert(CubeFace::Front,FaceDescription::default());
+	generate_partial_unit_cube(t)
+}
+pub fn unit_cylinder()->crate::model::IndexedModel{
+	unit_cube()
+}
+#[derive(Default)]
+pub struct WedgeFaceDescription([Option<FaceDescription>;5]);
+impl WedgeFaceDescription{
+	pub fn insert(&mut self,index:WedgeFace,value:FaceDescription){
+		self.0[index as usize]=Some(value);
+	}
+	pub fn pairs(self)->std::iter::FilterMap<std::iter::Enumerate<std::array::IntoIter<Option<FaceDescription>,5>>,impl FnMut((usize,Option<FaceDescription>))->Option<(usize,FaceDescription)>>{
+		self.0.into_iter().enumerate().filter_map(|v|v.1.map(|u|(v.0,u)))
+	}
+}
+pub fn unit_wedge()->crate::model::IndexedModel{
+	let mut t=WedgeFaceDescription::default();
+	t.insert(WedgeFace::Right,FaceDescription::default());
+	t.insert(WedgeFace::TopFront,FaceDescription::default());
+	t.insert(WedgeFace::Back,FaceDescription::default());
+	t.insert(WedgeFace::Left,FaceDescription::default());
+	t.insert(WedgeFace::Bottom,FaceDescription::default());
+	generate_partial_unit_wedge(t)
+}
+#[derive(Default)]
+pub struct CornerWedgeFaceDescription([Option<FaceDescription>;5]);
+impl CornerWedgeFaceDescription{
+	pub fn insert(&mut self,index:CornerWedgeFace,value:FaceDescription){
+		self.0[index as usize]=Some(value);
+	}
+	pub fn pairs(self)->std::iter::FilterMap<std::iter::Enumerate<std::array::IntoIter<Option<FaceDescription>,5>>,impl FnMut((usize,Option<FaceDescription>))->Option<(usize,FaceDescription)>>{
+		self.0.into_iter().enumerate().filter_map(|v|v.1.map(|u|(v.0,u)))
+	}
+}
+pub fn unit_cornerwedge()->crate::model::IndexedModel{
+	let mut t=CornerWedgeFaceDescription::default();
+	t.insert(CornerWedgeFace::Right,FaceDescription::default());
+	t.insert(CornerWedgeFace::TopBack,FaceDescription::default());
+	t.insert(CornerWedgeFace::TopLeft,FaceDescription::default());
+	t.insert(CornerWedgeFace::Bottom,FaceDescription::default());
+	t.insert(CornerWedgeFace::Front,FaceDescription::default());
+	generate_partial_unit_cornerwedge(t)
+}
+
+#[derive(Clone)]
+pub struct FaceDescription{
+	pub texture:Option<u32>,
+	pub transform:glam::Affine2,
+	pub color:Color4,
+}
+impl std::default::Default for FaceDescription{
+	fn default()->Self {
+		Self{
+			texture:None,
+			transform:glam::Affine2::IDENTITY,
+			color:Color4::new(1.0,1.0,1.0,0.0),//zero alpha to hide the default texture
+		}
+	}
+}
+//TODO: it's probably better to use a shared vertex buffer between all primitives and use indexed rendering instead of generating a unique vertex buffer for each primitive.
+//implementation: put all roblox primitives into one model.groups <- this won't work but I forget why
+pub fn generate_partial_unit_cube(face_descriptions:CubeFaceDescription)->crate::model::IndexedModel{
+	let mut generated_pos=Vec::new();
+	let mut generated_tex=Vec::new();
+	let mut generated_normal=Vec::new();
+	let mut generated_color=Vec::new();
+	let mut generated_vertices=Vec::new();
+	let mut groups=Vec::new();
+	let mut transforms=Vec::new();
+	//note that on a cube every vertex is guaranteed to be unique, so there's no need to hash them against existing vertices.
+	for (face_id,face_description) in face_descriptions.pairs(){
+		//assume that scanning short lists is faster than hashing.
+		let transform_index=if let Some(transform_index)=transforms.iter().position(|&transform|transform==face_description.transform){
+			transform_index
+		}else{
+			//create new transform_index
+			let transform_index=transforms.len();
+			transforms.push(face_description.transform);
+			for tex in CUBE_DEFAULT_TEXTURE_COORDS{
+				generated_tex.push(face_description.transform.transform_point2(tex));
+			}
+			transform_index
+		} as u32;
+		let color_index=if let Some(color_index)=generated_color.iter().position(|&color|color==face_description.color){
+			color_index
+		}else{
+			//create new color_index
+			let color_index=generated_color.len();
+			generated_color.push(face_description.color);
+			color_index
+		} as u32;
+		//always push normal
+		let normal_index=generated_normal.len() as u32;
+		generated_normal.push(CUBE_DEFAULT_NORMALS[face_id]);
+		//push vertices as they are needed
+		groups.push(IndexedGroup{
+			texture:face_description.texture,
+			polys:vec![IndexedPolygon{
+				vertices:CUBE_DEFAULT_POLYS[face_id].map(|tup|{
+					let pos=CUBE_DEFAULT_VERTICES[tup[0] as usize];
+					let pos_index=if let Some(pos_index)=generated_pos.iter().position(|&p|p==pos){
+						pos_index
+					}else{
+						//create new pos_index
+						let pos_index=generated_pos.len();
+						generated_pos.push(pos);
+						pos_index
+					} as u32;
+					//always push vertex
+					let vertex=IndexedVertex{
+						pos:pos_index,
+						tex:tup[1]+4*transform_index,
+						normal:normal_index,
+						color:color_index,
+					};
+					let vert_index=generated_vertices.len();
+					generated_vertices.push(vertex);
+					vert_index as u32
+				}).to_vec(),
+			}],
+		});
+	}
+	IndexedModel{
+		unique_pos:generated_pos,
+		unique_tex:generated_tex,
+		unique_normal:generated_normal,
+		unique_color:generated_color,
+		unique_vertices:generated_vertices,
+		groups,
+		instances:Vec::new(),
+	}
+}
+//don't think too hard about the copy paste because this is all going into the map tool eventually...
+pub fn generate_partial_unit_wedge(face_descriptions:WedgeFaceDescription)->crate::model::IndexedModel{
+	let wedge_default_polys=vec![
+		// right (1, 0, 0)
+		vec![
+			[6,2,0],//[vertex,tex,norm]
+			[2,0,0],
+			[1,3,0],
+		],
+		// FrontTop (0, 1, -1)
+		vec![
+			[3,1,1],
+			[2,0,1],
+			[6,3,1],
+			[7,2,1],
+		],
+		// back (0, 0, 1)
+		vec![
+			[0,3,2],
+			[1,2,2],
+			[2,1,2],
+			[3,0,2],
+		],
+		// left (-1, 0, 0)
+		vec![
+			[0,2,3],
+			[3,1,3],
+			[7,3,3],
+		],
+		// bottom (0,-1, 0)
+		vec![
+			[1,1,4],
+			[0,0,4],
+			[7,3,4],
+			[6,2,4],
+		],
+	];
+	let mut generated_pos=Vec::new();
+	let mut generated_tex=Vec::new();
+	let mut generated_normal=Vec::new();
+	let mut generated_color=Vec::new();
+	let mut generated_vertices=Vec::new();
+	let mut groups=Vec::new();
+	let mut transforms=Vec::new();
+	//note that on a cube every vertex is guaranteed to be unique, so there's no need to hash them against existing vertices.
+	for (face_id,face_description) in face_descriptions.pairs(){
+		//assume that scanning short lists is faster than hashing.
+		let transform_index=if let Some(transform_index)=transforms.iter().position(|&transform|transform==face_description.transform){
+			transform_index
+		}else{
+			//create new transform_index
+			let transform_index=transforms.len();
+			transforms.push(face_description.transform);
+			for tex in CUBE_DEFAULT_TEXTURE_COORDS{
+				generated_tex.push(face_description.transform.transform_point2(tex));
+			}
+			transform_index
+		} as u32;
+		let color_index=if let Some(color_index)=generated_color.iter().position(|&color|color==face_description.color){
+			color_index
+		}else{
+			//create new color_index
+			let color_index=generated_color.len();
+			generated_color.push(face_description.color);
+			color_index
+		} as u32;
+		//always push normal
+		let normal_index=generated_normal.len() as u32;
+		generated_normal.push(WEDGE_DEFAULT_NORMALS[face_id]);
+		//push vertices as they are needed
+		groups.push(IndexedGroup{
+			texture:face_description.texture,
+			polys:vec![IndexedPolygon{
+				vertices:wedge_default_polys[face_id].iter().map(|tup|{
+					let pos=CUBE_DEFAULT_VERTICES[tup[0] as usize];
+					let pos_index=if let Some(pos_index)=generated_pos.iter().position(|&p|p==pos){
+						pos_index
+					}else{
+						//create new pos_index
+						let pos_index=generated_pos.len();
+						generated_pos.push(pos);
+						pos_index
+					} as u32;
+					//always push vertex
+					let vertex=IndexedVertex{
+						pos:pos_index,
+						tex:tup[1]+4*transform_index,
+						normal:normal_index,
+						color:color_index,
+					};
+					let vert_index=generated_vertices.len();
+					generated_vertices.push(vertex);
+					vert_index as u32
+				}).collect(),
+			}],
+		});
+	}
+	IndexedModel{
+		unique_pos:generated_pos,
+		unique_tex:generated_tex,
+		unique_normal:generated_normal,
+		unique_color:generated_color,
+		unique_vertices:generated_vertices,
+		groups,
+		instances:Vec::new(),
+	}
+}
+
+pub fn generate_partial_unit_cornerwedge(face_descriptions:CornerWedgeFaceDescription)->crate::model::IndexedModel{
+	let cornerwedge_default_polys=vec![
+		// right (1, 0, 0)
+		vec![
+			[6,2,0],//[vertex,tex,norm]
+			[5,1,0],
+			[1,3,0],
+		],
+		// BackTop (0, 1, 1)
+		vec![
+			[5,3,1],
+			[0,1,1],
+			[1,0,1],
+		],
+		// LeftTop (-1, 1, 0)
+		vec![
+			[5,3,2],
+			[7,2,2],
+			[0,1,2],
+		],
+		// bottom (0,-1, 0)
+		vec![
+			[1,1,3],
+			[0,0,3],
+			[7,3,3],
+			[6,2,3],
+		],
+		// front (0, 0,-1)
+		vec![
+			[5,0,4],
+			[6,3,4],
+			[7,2,4],
+		],
+	];
+	let mut generated_pos=Vec::new();
+	let mut generated_tex=Vec::new();
+	let mut generated_normal=Vec::new();
+	let mut generated_color=Vec::new();
+	let mut generated_vertices=Vec::new();
+	let mut groups=Vec::new();
+	let mut transforms=Vec::new();
+	//note that on a cube every vertex is guaranteed to be unique, so there's no need to hash them against existing vertices.
+	for (face_id,face_description) in face_descriptions.pairs(){
+		//assume that scanning short lists is faster than hashing.
+		let transform_index=if let Some(transform_index)=transforms.iter().position(|&transform|transform==face_description.transform){
+			transform_index
+		}else{
+			//create new transform_index
+			let transform_index=transforms.len();
+			transforms.push(face_description.transform);
+			for tex in CUBE_DEFAULT_TEXTURE_COORDS{
+				generated_tex.push(face_description.transform.transform_point2(tex));
+			}
+			transform_index
+		} as u32;
+		let color_index=if let Some(color_index)=generated_color.iter().position(|&color|color==face_description.color){
+			color_index
+		}else{
+			//create new color_index
+			let color_index=generated_color.len();
+			generated_color.push(face_description.color);
+			color_index
+		} as u32;
+		//always push normal
+		let normal_index=generated_normal.len() as u32;
+		generated_normal.push(CORNERWEDGE_DEFAULT_NORMALS[face_id]);
+		//push vertices as they are needed
+		groups.push(IndexedGroup{
+			texture:face_description.texture,
+			polys:vec![IndexedPolygon{
+				vertices:cornerwedge_default_polys[face_id].iter().map(|tup|{
+					let pos=CUBE_DEFAULT_VERTICES[tup[0] as usize];
+					let pos_index=if let Some(pos_index)=generated_pos.iter().position(|&p|p==pos){
+						pos_index
+					}else{
+						//create new pos_index
+						let pos_index=generated_pos.len();
+						generated_pos.push(pos);
+						pos_index
+					} as u32;
+					//always push vertex
+					let vertex=IndexedVertex{
+						pos:pos_index,
+						tex:tup[1]+4*transform_index,
+						normal:normal_index,
+						color:color_index,
+					};
+					let vert_index=generated_vertices.len();
+					generated_vertices.push(vertex);
+					vert_index as u32
+				}).collect(),
+			}],
+		});
+	}
+	IndexedModel{
+		unique_pos:generated_pos,
+		unique_tex:generated_tex,
+		unique_normal:generated_normal,
+		unique_color:generated_color,
+		unique_vertices:generated_vertices,
+		groups,
+		instances:Vec::new(),
+	}
+}

src/settings.rs

@@ -0,0 +1,139 @@
+use crate::integer::{Ratio64,Ratio64Vec2};
+#[derive(Clone)]
+struct Ratio{
+	ratio:f64,
+}
+#[derive(Clone)]
+enum DerivedFov{
+	FromScreenAspect,
+	FromAspect(Ratio),
+}
+#[derive(Clone)]
+enum Fov{
+	Exactly{x:f64,y:f64},
+	SpecifyXDeriveY{x:f64,y:DerivedFov},
+	SpecifyYDeriveX{x:DerivedFov,y:f64},
+}
+impl Default for Fov{
+	fn default()->Self{
+		Fov::SpecifyYDeriveX{x:DerivedFov::FromScreenAspect,y:1.0}
+	}
+}
+#[derive(Clone)]
+enum DerivedSensitivity{
+	FromRatio(Ratio64),
+}
+#[derive(Clone)]
+enum Sensitivity{
+	Exactly{x:Ratio64,y:Ratio64},
+	SpecifyXDeriveY{x:Ratio64,y:DerivedSensitivity},
+	SpecifyYDeriveX{x:DerivedSensitivity,y:Ratio64},
+}
+impl Default for Sensitivity{
+	fn default()->Self{
+		Sensitivity::SpecifyXDeriveY{x:Ratio64::ONE*524288,y:DerivedSensitivity::FromRatio(Ratio64::ONE)}
+	}
+}
+
+#[derive(Default,Clone)]
+pub struct UserSettings{
+	fov:Fov,
+	sensitivity:Sensitivity,
+}
+impl UserSettings{
+	pub fn calculate_fov(&self,zoom:f64,screen_size:&glam::UVec2)->glam::DVec2{
+		zoom*match &self.fov{
+			&Fov::Exactly{x,y}=>glam::dvec2(x,y),
+			Fov::SpecifyXDeriveY{x,y}=>match y{
+				DerivedFov::FromScreenAspect=>glam::dvec2(*x,x*(screen_size.y as f64/screen_size.x as f64)),
+				DerivedFov::FromAspect(ratio)=>glam::dvec2(*x,x*ratio.ratio),
+			},
+			Fov::SpecifyYDeriveX{x,y}=>match x{
+				DerivedFov::FromScreenAspect=>glam::dvec2(y*(screen_size.x as f64/screen_size.y as f64),*y),
+				DerivedFov::FromAspect(ratio)=>glam::dvec2(y*ratio.ratio,*y),
+			},
+		}
+	}
+	pub fn calculate_sensitivity(&self)->Ratio64Vec2{
+		match &self.sensitivity{
+			Sensitivity::Exactly{x,y}=>Ratio64Vec2::new(x.clone(),y.clone()),
+			Sensitivity::SpecifyXDeriveY{x,y}=>match y{
+				DerivedSensitivity::FromRatio(ratio)=>Ratio64Vec2::new(x.clone(),x.mul_ref(ratio)),
+			}
+			Sensitivity::SpecifyYDeriveX{x,y}=>match x{
+				DerivedSensitivity::FromRatio(ratio)=>Ratio64Vec2::new(y.mul_ref(ratio),y.clone()),
+			}
+		}
+	}
+}
+
+/*
+//sensitivity is raw input dots (i.e. dpi = dots per inch) to radians conversion factor
+sensitivity_x=0.001
+sensitivity_y_from_x_ratio=1
+Sensitivity::DeriveY{x:0.0.001,y:DerivedSensitivity{ratio:1.0}}
+*/
+
+pub fn read_user_settings()->UserSettings{
+	let mut cfg=configparser::ini::Ini::new();
+	if let Ok(_)=cfg.load("settings.conf"){
+		let (cfg_fov_x,cfg_fov_y)=(cfg.getfloat("camera","fov_x"),cfg.getfloat("camera","fov_y"));
+		let fov=match(cfg_fov_x,cfg_fov_y){
+			(Ok(Some(fov_x)),Ok(Some(fov_y)))=>Fov::Exactly {
+				x:fov_x,
+				y:fov_y
+			},
+			(Ok(Some(fov_x)),Ok(None))=>Fov::SpecifyXDeriveY{
+				x:fov_x,
+				y:if let Ok(Some(fov_y_from_x_ratio))=cfg.getfloat("camera","fov_y_from_x_ratio"){
+					DerivedFov::FromAspect(Ratio{ratio:fov_y_from_x_ratio})
+				}else{
+					DerivedFov::FromScreenAspect
+				}
+			},
+			(Ok(None),Ok(Some(fov_y)))=>Fov::SpecifyYDeriveX{
+				x:if let Ok(Some(fov_x_from_y_ratio))=cfg.getfloat("camera","fov_x_from_y_ratio"){
+					DerivedFov::FromAspect(Ratio{ratio:fov_x_from_y_ratio})
+				}else{
+					DerivedFov::FromScreenAspect
+				},
+				y:fov_y,
+			},
+			_=>{
+				Fov::default()
+			},
+		};
+		let (cfg_sensitivity_x,cfg_sensitivity_y)=(cfg.getfloat("camera","sensitivity_x"),cfg.getfloat("camera","sensitivity_y"));
+		let sensitivity=match(cfg_sensitivity_x,cfg_sensitivity_y){
+			(Ok(Some(sensitivity_x)),Ok(Some(sensitivity_y)))=>Sensitivity::Exactly {
+				x:Ratio64::try_from(sensitivity_x).unwrap(),
+				y:Ratio64::try_from(sensitivity_y).unwrap(),
+			},
+			(Ok(Some(sensitivity_x)),Ok(None))=>Sensitivity::SpecifyXDeriveY{
+				x:Ratio64::try_from(sensitivity_x).unwrap(),
+				y:if let Ok(Some(sensitivity_y_from_x_ratio))=cfg.getfloat("camera","sensitivity_y_from_x_ratio"){
+					DerivedSensitivity::FromRatio(Ratio64::try_from(sensitivity_y_from_x_ratio).unwrap())
+				}else{
+					DerivedSensitivity::FromRatio(Ratio64::ONE)
+				},
+			},
+			(Ok(None),Ok(Some(sensitivity_y)))=>Sensitivity::SpecifyYDeriveX{
+				x:if let Ok(Some(sensitivity_x_from_y_ratio))=cfg.getfloat("camera","sensitivity_x_from_y_ratio"){
+					DerivedSensitivity::FromRatio(Ratio64::try_from(sensitivity_x_from_y_ratio).unwrap())
+				}else{
+					DerivedSensitivity::FromRatio(Ratio64::ONE)
+				},
+				y:Ratio64::try_from(sensitivity_y).unwrap(),
+			},
+			_=>{
+				Sensitivity::default()
+			},
+		};
+		UserSettings{
+			fov,
+			sensitivity,
+		}
+	}else{
+		UserSettings::default()
+	}
+}

src/setup.rs

@@ -0,0 +1,315 @@
+use crate::instruction::TimedInstruction;
+use crate::window::WindowInstruction;
+
+fn optional_features()->wgpu::Features{
+	wgpu::Features::TEXTURE_COMPRESSION_ASTC
+	|wgpu::Features::TEXTURE_COMPRESSION_ETC2
+}
+fn required_features()->wgpu::Features{
+	wgpu::Features::TEXTURE_COMPRESSION_BC
+}
+fn required_downlevel_capabilities()->wgpu::DownlevelCapabilities{
+	wgpu::DownlevelCapabilities{
+		flags:wgpu::DownlevelFlags::empty(),
+		shader_model:wgpu::ShaderModel::Sm5,
+		..wgpu::DownlevelCapabilities::default()
+	}
+}
+pub fn required_limits()->wgpu::Limits{
+	wgpu::Limits::default()
+}
+
+struct SetupContextPartial1{
+	backends:wgpu::Backends,
+	instance:wgpu::Instance,
+}
+fn create_window(title:&str,event_loop:&winit::event_loop::EventLoop<()>)->Result<winit::window::Window,winit::error::OsError>{
+	let mut builder = winit::window::WindowBuilder::new();
+	builder = builder.with_title(title);
+	#[cfg(windows_OFF)] // TODO
+	{
+		use winit::platform::windows::WindowBuilderExtWindows;
+		builder = builder.with_no_redirection_bitmap(true);
+	}
+	builder.build(event_loop)
+}
+fn create_instance()->SetupContextPartial1{
+	let backends=wgpu::util::backend_bits_from_env().unwrap_or_else(wgpu::Backends::all);
+	let dx12_shader_compiler=wgpu::util::dx12_shader_compiler_from_env().unwrap_or_default();
+	SetupContextPartial1{
+		backends,
+		instance:wgpu::Instance::new(wgpu::InstanceDescriptor{
+			backends,
+			dx12_shader_compiler,
+			..Default::default()
+		}),
+	}
+}
+impl SetupContextPartial1{
+	fn create_surface(self,window:&winit::window::Window)->Result<SetupContextPartial2,wgpu::CreateSurfaceError>{
+		Ok(SetupContextPartial2{
+			backends:self.backends,
+			surface:unsafe{self.instance.create_surface(window)}?,
+			instance:self.instance,
+		})
+	}
+}
+struct SetupContextPartial2{
+	backends:wgpu::Backends,
+	instance:wgpu::Instance,
+	surface:wgpu::Surface,
+}
+impl SetupContextPartial2{
+	fn pick_adapter(self)->SetupContextPartial3{
+		let adapter;
+
+		//TODO: prefer adapter that implements optional features
+		//let optional_features=optional_features();
+		let required_features=required_features();
+
+		//no helper function smh gotta write it myself
+		let adapters=self.instance.enumerate_adapters(self.backends);
+
+		let mut chosen_adapter=None;
+		let mut chosen_adapter_score=0;
+		for adapter in adapters {
+			if !adapter.is_surface_supported(&self.surface) {
+				continue;
+			}
+
+			let score=match adapter.get_info().device_type{
+				wgpu::DeviceType::IntegratedGpu=>3,
+				wgpu::DeviceType::DiscreteGpu=>4,
+				wgpu::DeviceType::VirtualGpu=>2,
+				wgpu::DeviceType::Other|wgpu::DeviceType::Cpu=>1,
+			};
+
+			let adapter_features=adapter.features();
+			if chosen_adapter_score<score&&adapter_features.contains(required_features) {
+				chosen_adapter_score=score;
+				chosen_adapter=Some(adapter);
+			}
+		}
+
+		if let Some(maybe_chosen_adapter)=chosen_adapter{
+			adapter=maybe_chosen_adapter;
+		}else{
+			panic!("No suitable GPU adapters found on the system!");
+		}
+
+
+		let adapter_info=adapter.get_info();
+		println!("Using {} ({:?})", adapter_info.name, adapter_info.backend);
+
+		let required_downlevel_capabilities=required_downlevel_capabilities();
+		let downlevel_capabilities=adapter.get_downlevel_capabilities();
+		assert!(
+			downlevel_capabilities.shader_model >= required_downlevel_capabilities.shader_model,
+			"Adapter does not support the minimum shader model required to run this example: {:?}",
+			required_downlevel_capabilities.shader_model
+		);
+		assert!(
+			downlevel_capabilities
+				.flags
+				.contains(required_downlevel_capabilities.flags),
+			"Adapter does not support the downlevel capabilities required to run this example: {:?}",
+			required_downlevel_capabilities.flags - downlevel_capabilities.flags
+		);
+		SetupContextPartial3{
+			instance:self.instance,
+			surface:self.surface,
+			adapter,
+		}
+	}
+}
+struct SetupContextPartial3{
+	instance:wgpu::Instance,
+	surface:wgpu::Surface,
+	adapter:wgpu::Adapter,
+}
+impl SetupContextPartial3{
+	fn request_device(self)->SetupContextPartial4{
+		let optional_features=optional_features();
+		let required_features=required_features();
+
+		// Make sure we use the texture resolution limits from the adapter, so we can support images the size of the surface.
+		let needed_limits=required_limits().using_resolution(self.adapter.limits());
+
+		let trace_dir=std::env::var("WGPU_TRACE");
+		let (device, queue)=pollster::block_on(self.adapter
+			.request_device(
+				&wgpu::DeviceDescriptor {
+					label: None,
+					features: (optional_features & self.adapter.features()) | required_features,
+					limits: needed_limits,
+				},
+				trace_dir.ok().as_ref().map(std::path::Path::new),
+			))
+			.expect("Unable to find a suitable GPU adapter!");
+
+		SetupContextPartial4{
+			instance:self.instance,
+			surface:self.surface,
+			adapter:self.adapter,
+			device,
+			queue,
+		}
+	}
+}
+struct SetupContextPartial4{
+	instance:wgpu::Instance,
+	surface:wgpu::Surface,
+	adapter:wgpu::Adapter,
+	device:wgpu::Device,
+	queue:wgpu::Queue,
+}
+impl SetupContextPartial4{
+	fn configure_surface(self,size:&winit::dpi::PhysicalSize<u32>)->SetupContext{
+		let mut config=self.surface
+			.get_default_config(&self.adapter, size.width, size.height)
+			.expect("Surface isn't supported by the adapter.");
+		let surface_view_format=config.format.add_srgb_suffix();
+		config.view_formats.push(surface_view_format);
+		config.present_mode=wgpu::PresentMode::AutoNoVsync;
+		self.surface.configure(&self.device, &config);
+
+		SetupContext{
+			instance:self.instance,
+			surface:self.surface,
+			device:self.device,
+			queue:self.queue,
+			config,
+		}
+	}
+}
+pub struct SetupContext{
+	pub instance:wgpu::Instance,
+	pub surface:wgpu::Surface,
+	pub device:wgpu::Device,
+	pub queue:wgpu::Queue,
+	pub config:wgpu::SurfaceConfiguration,
+}
+
+pub fn setup(title:&str)->SetupContextSetup{
+	let event_loop=winit::event_loop::EventLoop::new().unwrap();
+
+	let window=create_window(title,&event_loop).unwrap();
+
+	println!("Initializing the surface...");
+
+	let partial_1=create_instance();
+
+	let partial_2=partial_1.create_surface(&window).unwrap();
+
+	let partial_3=partial_2.pick_adapter();
+
+	let partial_4=partial_3.request_device();
+
+	SetupContextSetup{
+		window,
+		event_loop,
+		partial_context:partial_4,
+	}
+}
+
+pub struct SetupContextSetup{
+	window:winit::window::Window,
+	event_loop:winit::event_loop::EventLoop<()>,
+	partial_context:SetupContextPartial4,
+}
+
+impl SetupContextSetup{
+	fn into_split(self)->(winit::window::Window,winit::event_loop::EventLoop<()>,SetupContext){
+		let size=self.window.inner_size();
+		//Steal values and drop self
+		(
+			self.window,
+			self.event_loop,
+			self.partial_context.configure_surface(&size),
+		)
+	}
+	pub fn start(self){
+		let (window,event_loop,setup_context)=self.into_split();
+
+		//dedicated thread to ping request redraw back and resize the window doesn't seem logical
+		//but here I am doing it
+		let root_time=std::time::Instant::now();
+		std::thread::scope(|s|{
+			let window=crate::window::WindowContextSetup::new(&setup_context,window);
+			//the thread that spawns the physics thread
+			let window_thread=window.into_worker(s,setup_context);
+
+			//schedule frames at 165fps
+			let event_loop_proxy=event_loop.create_proxy();
+
+			s.spawn(move ||{
+				loop{
+					std::thread::sleep(std::time::Duration::from_nanos(1_000_000_000/165));
+					event_loop_proxy.send_event(()).ok();
+				}
+			});
+
+			println!("Entering event loop...");
+			run_event_loop(event_loop,window_thread,root_time).unwrap();
+		});
+	}
+}
+
+fn run_event_loop(
+	event_loop:winit::event_loop::EventLoop<()>,
+	window_thread:crate::worker::QNWorker<TimedInstruction<WindowInstruction>>,
+	root_time:std::time::Instant
+	)->Result<(),winit::error::EventLoopError>{
+		event_loop.run(move |event,elwt|{
+			let time=crate::integer::Time::from_nanos(root_time.elapsed().as_nanos() as i64);
+			// *control_flow=if cfg!(feature="metal-auto-capture"){
+			// 	winit::event_loop::ControlFlow::Exit
+			// }else{
+			// 	winit::event_loop::ControlFlow::Poll
+			// };
+			match event{
+				winit::event::Event::UserEvent(())=>{
+					window_thread.send(TimedInstruction{time,instruction:WindowInstruction::RequestRedraw}).unwrap();
+				}
+				winit::event::Event::WindowEvent {
+					event:
+						// WindowEvent::Resized(size)
+						// | WindowEvent::ScaleFactorChanged {
+						// 	new_inner_size: &mut size,
+						// 	..
+						// },
+						winit::event::WindowEvent::Resized(size),//ignoring scale factor changed for now because mutex bruh
+					window_id:_,
+				} => {
+					window_thread.send(TimedInstruction{time,instruction:WindowInstruction::Resize(size)}).unwrap();
+				}
+				winit::event::Event::WindowEvent{event,..}=>match event{
+					winit::event::WindowEvent::KeyboardInput{
+						event:
+							winit::event::KeyEvent {
+							logical_key: winit::keyboard::Key::Named(winit::keyboard::NamedKey::Escape),
+								state: winit::event::ElementState::Pressed,
+								..
+							},
+						..
+					}
+					|winit::event::WindowEvent::CloseRequested=>{
+						elwt.exit();
+					}
+					winit::event::WindowEvent::RedrawRequested=>{
+						window_thread.send(TimedInstruction{time,instruction:WindowInstruction::Render}).unwrap();
+					}
+					_=>{
+						window_thread.send(TimedInstruction{time,instruction:WindowInstruction::WindowEvent(event)}).unwrap();
+					}
+				},
+				winit::event::Event::DeviceEvent{
+					event,
+					..
+				} => {
+					window_thread.send(TimedInstruction{time,instruction:WindowInstruction::DeviceEvent(event)}).unwrap();
+				},
+				_=>{}
+			}
+		})
+}

src/shader.wgsl

@@ -1,21 +1,23 @@
-struct SkyOutput {
-	@builtin(position) position: vec4<f32>,
-	@location(0) sampledir: vec3<f32>,
-};
-
-struct Data {
+struct Camera {
 	// from camera to screen
 	proj: mat4x4<f32>,
 	// from screen to camera
 	proj_inv: mat4x4<f32>,
 	// from world to camera
 	view: mat4x4<f32>,
-	// camera position
-	cam_pos: vec4<f32>,
+	// from camera to world
+	view_inv: mat4x4<f32>,
 };
+
+//group 0 is the camera
 @group(0)
 @binding(0)
-var<uniform> r_data: Data;
+var<uniform> camera: Camera;
+
+struct SkyOutput {
+	@builtin(position) position: vec4<f32>,
+	@location(0) sampledir: vec3<f32>,
+};
 
 @vertex
 fn vs_sky(@builtin(vertex_index) vertex_index: u32) -> SkyOutput {
@@ -29,9 +31,8 @@ fn vs_sky(@builtin(vertex_index) vertex_index: u32) -> SkyOutput {
 		1.0
 	);
 
-	// transposition = inversion for this orthonormal matrix
-	let inv_model_view = transpose(mat3x3<f32>(r_data.view[0].xyz, r_data.view[1].xyz, r_data.view[2].xyz));
-	let unprojected = r_data.proj_inv * pos;
+	let inv_model_view = mat3x3<f32>(camera.view_inv[0].xyz, camera.view_inv[1].xyz, camera.view_inv[2].xyz);
+	let unprojected = camera.proj_inv * pos;
 
 	var result: SkyOutput;
 	result.sampledir = inv_model_view * unprojected.xyz;
@@ -39,93 +40,73 @@ fn vs_sky(@builtin(vertex_index) vertex_index: u32) -> SkyOutput {
 	return result;
 }
 
-struct GroundOutput {
-	@builtin(position) position: vec4<f32>,
-	@location(4) pos: vec3<f32>,
-};
-
-@vertex
-fn vs_ground(@builtin(vertex_index) vertex_index: u32) -> GroundOutput {
-	// hacky way to draw two triangles that make a square
-	let tmp1 = i32(vertex_index)/2-i32(vertex_index)/3;
-	let tmp2 = i32(vertex_index)&1;
-	let pos = vec3<f32>(
-		f32(tmp1) * 2.0 - 1.0,
-		0.0,
-		f32(tmp2) * 2.0 - 1.0
-	) * 160.0;
-
-	var result: GroundOutput;
-	result.pos = pos;
-	result.position = r_data.proj * r_data.view * vec4<f32>(pos, 1.0);
-	return result;
+struct ModelInstance{
+	transform:mat4x4<f32>,
+	normal_transform:mat3x3<f32>,
+	color:vec4<f32>,
 }
+//my fancy idea is to create a megatexture for each model that includes all the textures each intance will need
+//the texture transform then maps the texture coordinates to the location of the specific texture
+//group 1 is the model
+const MAX_MODEL_INSTANCES=4096;
+@group(2)
+@binding(0)
+var<uniform> model_instances: array<ModelInstance, MAX_MODEL_INSTANCES>;
+@group(2)
+@binding(1)
+var model_texture: texture_2d<f32>;
+@group(2)
+@binding(2)
+var model_sampler: sampler;
 
-struct EntityOutput {
+struct EntityOutputTexture {
 	@builtin(position) position: vec4<f32>,
 	@location(1) texture: vec2<f32>,
 	@location(2) normal: vec3<f32>,
 	@location(3) view: vec3<f32>,
+	@location(4) color: vec4<f32>,
+	@location(5) @interpolate(flat) model_color: vec4<f32>,
 };
-
-@group(1)
-@binding(0)
-var<uniform> r_EntityTransform: mat4x4<f32>;
-
 @vertex
-fn vs_entity(
+fn vs_entity_texture(
+	@builtin(instance_index) instance: u32,
 	@location(0) pos: vec3<f32>,
 	@location(1) texture: vec2<f32>,
 	@location(2) normal: vec3<f32>,
-) -> EntityOutput {
-	var position: vec4<f32> = r_EntityTransform * vec4<f32>(pos, 1.0);
-	var result: EntityOutput;
-	result.normal = (r_EntityTransform * vec4<f32>(normal, 0.0)).xyz;
-	result.texture=texture;
-	result.view = position.xyz - r_data.cam_pos.xyz;
-	result.position = r_data.proj * r_data.view * position;
+	@location(3) color: vec4<f32>,
+) -> EntityOutputTexture {
+	var position: vec4<f32> = model_instances[instance].transform * vec4<f32>(pos, 1.0);
+	var result: EntityOutputTexture;
+	result.normal = model_instances[instance].normal_transform * normal;
+	result.texture = texture;
+	result.color = color;
+	result.model_color = model_instances[instance].color;
+	result.view = position.xyz - camera.view_inv[3].xyz;//col(3)
+	result.position = camera.proj * camera.view * position;
 	return result;
 }
 
-@group(0)
+//group 2 is the skybox texture
+@group(1)
+@binding(0)
+var cube_texture: texture_cube<f32>;
+@group(1)
 @binding(1)
-var r_texture: texture_cube<f32>;
-@group(0)
-@binding(2)
-var r_sampler: sampler;
+var cube_sampler: sampler;
 
 @fragment
 fn fs_sky(vertex: SkyOutput) -> @location(0) vec4<f32> {
-	return textureSample(r_texture, r_sampler, vertex.sampledir);
+	return textureSample(cube_texture, cube_sampler, vertex.sampledir);
 }
 
 @fragment
-fn fs_entity(vertex: EntityOutput) -> @location(0) vec4<f32> {
+fn fs_entity_texture(vertex: EntityOutputTexture) -> @location(0) vec4<f32> {
 	let incident = normalize(vertex.view);
 	let normal = normalize(vertex.normal);
 	let d = dot(normal, incident);
 	let reflected = incident - 2.0 * d * normal;
 
-	let dir = vec3<f32>(-1.0)+2.0*vec3<f32>(vertex.texture.x,0.0,vertex.texture.y);
-	let texture_color = textureSample(r_texture, r_sampler, dir).rgb;
-	let reflected_color = textureSample(r_texture, r_sampler, reflected).rgb;
-	return vec4<f32>(mix(vec3<f32>(0.1) + 0.5 * reflected_color,texture_color,1.0-pow(1.0-abs(d),2.0)), 1.0);
-}
-
-fn modulo_euclidean (a: f32, b: f32) -> f32 {
-	var m = a % b;
-	if (m < 0.0) {
-		if (b < 0.0) {
-			m -= b;
-		} else {
-			m += b;
-		}
-	}
-	return m;
-}
-
-@fragment
-fn fs_ground(vertex: GroundOutput) -> @location(0) vec4<f32> {
-	let dir = vec3<f32>(-1.0)+vec3<f32>(modulo_euclidean(vertex.pos.x/16.,1.0),0.0,modulo_euclidean(vertex.pos.z/16.,1.0))*2.0;
-	return vec4<f32>(textureSample(r_texture, r_sampler, dir).rgb, 1.0);
+	let fragment_color = textureSample(model_texture, model_sampler, vertex.texture)*vertex.color;
+	let reflected_color = textureSample(cube_texture, cube_sampler, reflected).rgb;
+	return mix(vec4<f32>(vec3<f32>(0.05) + 0.2 * reflected_color,1.0),mix(vertex.model_color,vec4<f32>(fragment_color.rgb,1.0),fragment_color.a),0.5+0.5*abs(d));
 }

src/sweep.rs

@@ -0,0 +1,8 @@
+
+//something that implements body + hitbox + transform can predict collision
+impl crate::sweep::PredictCollision for Model {
+	fn predict_collision(&self,other:&Model) -> Option<crate::event::EventStruct> {
+		//math!
+		None
+	}
+}

src/window.rs

@@ -0,0 +1,243 @@
+use crate::instruction::TimedInstruction;
+use crate::physics_worker::InputInstruction;
+
+pub enum WindowInstruction{
+	Resize(winit::dpi::PhysicalSize<u32>),
+	WindowEvent(winit::event::WindowEvent),
+	DeviceEvent(winit::event::DeviceEvent),
+	RequestRedraw,
+	Render,
+}
+
+//holds thread handles to dispatch to
+struct WindowContext<'a>{
+	manual_mouse_lock:bool,
+	mouse:crate::physics::MouseState,//std::sync::Arc<std::sync::Mutex<>>
+	screen_size:glam::UVec2,
+	user_settings:crate::settings::UserSettings,
+	window:winit::window::Window,
+	physics_thread:crate::worker::QNWorker<'a,TimedInstruction<crate::physics_worker::Instruction>>,
+}
+
+impl WindowContext<'_>{
+	fn get_middle_of_screen(&self)->winit::dpi::PhysicalPosition<f32>{
+		winit::dpi::PhysicalPosition::new(self.screen_size.x as f32/2.0,self.screen_size.y as f32/2.0)
+	}
+	fn window_event(&mut self,time:crate::integer::Time,event: winit::event::WindowEvent) {
+		match event {
+			winit::event::WindowEvent::DroppedFile(path)=>{
+				//blocking because it's simpler...
+				if let Some(indexed_model_instances)=crate::load_file(path){
+					self.physics_thread.send(TimedInstruction{time,instruction:crate::physics_worker::Instruction::ClearModels}).unwrap();
+					self.physics_thread.send(TimedInstruction{time,instruction:crate::physics_worker::Instruction::GenerateModels(indexed_model_instances)}).unwrap();
+				}
+			},
+			winit::event::WindowEvent::Focused(_state)=>{
+				//pause unpause
+				//recalculate pressed keys on focus
+			},
+			winit::event::WindowEvent::KeyboardInput{
+				event:winit::event::KeyEvent{state,logical_key,repeat:false,..},
+				..
+			}=>{
+				let s=match state{
+					winit::event::ElementState::Pressed=>true,
+					winit::event::ElementState::Released=>false,
+				};
+				match logical_key{
+					winit::keyboard::Key::Named(winit::keyboard::NamedKey::Tab)=>{
+						if s{
+							self.manual_mouse_lock=false;
+							match self.window.set_cursor_position(self.get_middle_of_screen()){
+								Ok(())=>(),
+								Err(e)=>println!("Could not set cursor position: {:?}",e),
+							}
+							match self.window.set_cursor_grab(winit::window::CursorGrabMode::None){
+								Ok(())=>(),
+								Err(e)=>println!("Could not release cursor: {:?}",e),
+							}
+						}else{
+							//if cursor is outside window don't lock but apparently there's no get pos function
+							//let pos=window.get_cursor_pos();
+							match self.window.set_cursor_grab(winit::window::CursorGrabMode::Locked){
+								Ok(())=>(),
+								Err(_)=>{
+									match self.window.set_cursor_grab(winit::window::CursorGrabMode::Confined){
+										Ok(())=>(),
+										Err(e)=>{
+											self.manual_mouse_lock=true;
+											println!("Could not confine cursor: {:?}",e)
+										},
+									}
+								}
+							}
+						}
+						self.window.set_cursor_visible(s);
+					},
+					winit::keyboard::Key::Named(winit::keyboard::NamedKey::F11)=>{
+						if s{
+							if self.window.fullscreen().is_some(){
+								self.window.set_fullscreen(None);
+							}else{
+								self.window.set_fullscreen(Some(winit::window::Fullscreen::Borderless(None)));
+							}
+						}
+					},
+					winit::keyboard::Key::Named(winit::keyboard::NamedKey::Escape)=>{
+						if s{
+							self.manual_mouse_lock=false;
+							match self.window.set_cursor_grab(winit::window::CursorGrabMode::None){
+								Ok(())=>(),
+								Err(e)=>println!("Could not release cursor: {:?}",e),
+							}
+							self.window.set_cursor_visible(true);
+						}
+					},
+					keycode=>{
+						if let Some(input_instruction)=match keycode{
+							winit::keyboard::Key::Named(winit::keyboard::NamedKey::Space)=>Some(InputInstruction::Jump(s)),
+							winit::keyboard::Key::Character(key)=>match key.as_str(){
+								"w"=>Some(InputInstruction::MoveForward(s)),
+								"a"=>Some(InputInstruction::MoveLeft(s)),
+								"s"=>Some(InputInstruction::MoveBack(s)),
+								"d"=>Some(InputInstruction::MoveRight(s)),
+								"e"=>Some(InputInstruction::MoveUp(s)),
+								"q"=>Some(InputInstruction::MoveDown(s)),
+								"z"=>Some(InputInstruction::Zoom(s)),
+								"r"=>if s{Some(InputInstruction::Reset)}else{None},
+								_=>None,
+							},
+							_=>None,
+						}{
+							self.physics_thread.send(TimedInstruction{
+								time,
+								instruction:crate::physics_worker::Instruction::Input(input_instruction),
+							}).unwrap();
+						}
+					},
+				}
+			},
+			_=>(),
+		}
+	}
+
+	fn device_event(&mut self,time:crate::integer::Time,event: winit::event::DeviceEvent) {
+		match event {
+			winit::event::DeviceEvent::MouseMotion {
+			    delta,//these (f64,f64) are integers on my machine
+			} => {
+				if self.manual_mouse_lock{
+					match self.window.set_cursor_position(self.get_middle_of_screen()){
+						Ok(())=>(),
+						Err(e)=>println!("Could not set cursor position: {:?}",e),
+					}
+				}
+				//do not step the physics because the mouse polling rate is higher than the physics can run.
+				//essentially the previous input will be overwritten until a true step runs
+				//which is fine because they run all the time.
+				let delta=glam::ivec2(delta.0 as i32,delta.1 as i32);
+				self.mouse.pos+=delta;
+				self.physics_thread.send(TimedInstruction{
+					time,
+					instruction:crate::physics_worker::Instruction::Input(InputInstruction::MoveMouse(self.mouse.pos)),
+				}).unwrap();
+			},
+			winit::event::DeviceEvent::MouseWheel {
+			    delta,
+			} => {
+				println!("mousewheel {:?}",delta);
+				if false{//self.physics.style.use_scroll{
+					self.physics_thread.send(TimedInstruction{
+						time,
+						instruction:crate::physics_worker::Instruction::Input(InputInstruction::Jump(true)),//activates the immediate jump path, but the style modifier prevents controls&CONTROL_JUMP bit from being set to auto jump
+					}).unwrap();
+				}
+			}
+			_=>(),
+		}
+	}
+}
+
+pub struct WindowContextSetup{
+	user_settings:crate::settings::UserSettings,
+	window:winit::window::Window,
+	physics:crate::physics::PhysicsState,
+	graphics:crate::graphics::GraphicsState,
+}
+
+impl WindowContextSetup{
+	pub fn new(context:&crate::setup::SetupContext,window:winit::window::Window)->Self{
+		//wee
+		let user_settings=crate::settings::read_user_settings();
+
+		let args:Vec<String>=std::env::args().collect();
+		let indexed_model_instances=if args.len()==2{
+			crate::load_file(std::path::PathBuf::from(&args[1]))
+		}else{
+			None
+		}.unwrap_or(crate::default_models());
+
+		let mut physics=crate::physics::PhysicsState::default();
+		physics.load_user_settings(&user_settings);
+		physics.generate_models(&indexed_model_instances);
+		physics.spawn(indexed_model_instances.spawn_point);
+
+		let mut graphics=crate::graphics::GraphicsState::new(&context.device,&context.queue,&context.config);
+		graphics.load_user_settings(&user_settings);
+		graphics.generate_models(&context.device,&context.queue,indexed_model_instances);
+
+		Self{
+			user_settings,
+			window,
+			graphics,
+			physics,
+		}
+	}
+
+	fn into_context<'a>(self,scope:&'a std::thread::Scope<'a,'_>,setup_context:crate::setup::SetupContext)->WindowContext<'a>{
+		let screen_size=glam::uvec2(setup_context.config.width,setup_context.config.height);
+		let graphics_thread=crate::graphics_worker::new(scope,self.graphics,setup_context.config,setup_context.surface,setup_context.device,setup_context.queue);
+		WindowContext{
+			manual_mouse_lock:false,
+			mouse:crate::physics::MouseState::default(),
+			//make sure to update this!!!!!
+			screen_size,
+			user_settings:self.user_settings,
+			window:self.window,
+			physics_thread:crate::physics_worker::new(scope,self.physics,graphics_thread),
+		}
+	}
+
+	pub fn into_worker<'a>(self,scope:&'a std::thread::Scope<'a,'_>,setup_context:crate::setup::SetupContext)->crate::worker::QNWorker<'a,TimedInstruction<WindowInstruction>>{
+		let mut window_context=self.into_context(scope,setup_context);
+		crate::worker::QNWorker::new(scope,move |ins:TimedInstruction<WindowInstruction>|{
+			match ins.instruction{
+				WindowInstruction::RequestRedraw=>{
+					window_context.window.request_redraw();
+				}
+				WindowInstruction::WindowEvent(window_event)=>{
+					window_context.window_event(ins.time,window_event);
+				},
+				WindowInstruction::DeviceEvent(device_event)=>{
+					window_context.device_event(ins.time,device_event);
+				},
+				WindowInstruction::Resize(size)=>{
+					window_context.physics_thread.send(
+						TimedInstruction{
+							time:ins.time,
+							instruction:crate::physics_worker::Instruction::Resize(size,window_context.user_settings.clone())
+						}
+					).unwrap();
+				}
+				WindowInstruction::Render=>{
+					window_context.physics_thread.send(
+						TimedInstruction{
+							time:ins.time,
+							instruction:crate::physics_worker::Instruction::Render
+						}
+					).unwrap();
+				}
+			}
+		})
+	}
+}

src/worker.rs

@@ -0,0 +1,210 @@
+use std::thread;
+use std::sync::{mpsc,Arc};
+use parking_lot::Mutex;
+
+//WorkerPool
+struct Pool(u32);
+enum PoolOrdering{
+	Single,//single thread cannot get out of order
+	Ordered(u32),//order matters and should be buffered/dropped according to ControlFlow
+	Unordered(u32),//order does not matter
+}
+//WorkerInput
+enum Input{
+	//no input, workers have everything needed at creation
+	None,
+	//Immediate input to any available worker, dropped if they are overflowing (all workers are busy)
+	Immediate,
+	//Queued input is ordered, but serial jobs that mutate state (such as running physics) can only be done with a single worker
+	Queued,//"Fifo"
+	//Query a function to get next input when a thread becomes available
+	//worker stops querying when Query function returns None and dies after all threads complete
+	//lifetimes sound crazy on this one
+	Query,
+	//Queue of length one, the input is replaced if it is submitted twice before the current work finishes
+	Mailbox,
+}
+//WorkerOutput
+enum Output{
+	None(Pool),
+	Realtime(PoolOrdering),//outputs are dropped if they are out of order and order is demanded
+	Buffered(PoolOrdering),//outputs are held back internally if they are out of order and order is demanded
+}
+
+//It would be possible to implement all variants
+//with a query input function and callback output function but I'm not sure if that's worth it.
+//Immediate = Condvar
+//Queued = receiver.recv()
+//a callback function would need to use an async runtime!
+
+//realtime output is an arc mutex of the output value that is assigned every time a worker completes a job
+//buffered output produces a receiver object that can be passed to the creation of another worker
+//when ordering is requested, output is ordered by the order each thread is run
+//which is the same as the order that the input data is processed except for Input::None which has no input data
+//WorkerDescription
+struct Description{
+	input:Input,
+	output:Output,
+}
+
+//The goal here is to have a worker thread that parks itself when it runs out of work.
+//The worker thread publishes the result of its work back to the worker object for every item in the work queue.
+//Previous values do not matter as soon as a new value is produced, which is why it's called "Realtime"
+//The physics (target use case) knows when it has not changed the body, so not updating the value is also an option.
+
+/*
+QR = WorkerDescription{
+	input:Queued,
+	output:Realtime(Single),
+}
+*/
+pub struct QRWorker<Task:Send,Value:Clone>{
+	sender: mpsc::Sender<Task>,
+	value:Arc<Mutex<Value>>,
+}
+
+impl<Task:Send+'static,Value:Clone+Send+'static> QRWorker<Task,Value>{
+	pub fn new<F:FnMut(Task)->Value+Send+'static>(value:Value,mut f:F) -> Self {
+		let (sender, receiver) = mpsc::channel::<Task>();
+		let ret=Self {
+			sender,
+			value:Arc::new(Mutex::new(value)),
+		};
+		let value=ret.value.clone();
+		thread::spawn(move || {
+			loop {
+				match receiver.recv() {
+					Ok(task) => {
+						let v=f(task);//make sure function is evaluated before lock is acquired
+						*value.lock()=v;
+					}
+					Err(_) => {
+						println!("Worker stopping.",);
+						break;
+					}
+				}
+			}
+		});
+		ret
+	}
+
+	pub fn send(&self,task:Task)->Result<(), mpsc::SendError<Task>>{
+		self.sender.send(task)
+	}
+
+	pub fn grab_clone(&self)->Value{
+		self.value.lock().clone()
+	}
+}
+
+/*
+QN = WorkerDescription{
+	input:Queued,
+	output:None(Single),
+}
+*/
+//None Output Worker does all its work internally from the perspective of the work submitter
+pub struct QNWorker<'a,Task:Send>{
+	sender: mpsc::Sender<Task>,
+	handle:thread::ScopedJoinHandle<'a,()>,
+}
+
+impl<'a,Task:Send+'a> QNWorker<'a,Task>{
+	pub fn new<F:FnMut(Task)+Send+'a>(scope:&'a thread::Scope<'a,'_>,mut f:F)->QNWorker<'a,Task>{
+		let (sender,receiver)=mpsc::channel::<Task>();
+		let handle=scope.spawn(move ||{
+			loop {
+				match receiver.recv() {
+					Ok(task)=>f(task),
+					Err(_)=>{
+						println!("Worker stopping.",);
+						break;
+					}
+				}
+			}
+		});
+		Self{
+			sender,
+			handle,
+		}
+	}
+	pub fn send(&self,task:Task)->Result<(),mpsc::SendError<Task>>{
+		self.sender.send(task)
+	}
+}
+
+/*
+IN = WorkerDescription{
+	input:Immediate,
+	output:None(Single),
+}
+*/
+//Inputs are dropped if the worker is busy
+pub struct INWorker<'a,Task:Send>{
+	sender: mpsc::SyncSender<Task>,
+	handle:thread::ScopedJoinHandle<'a,()>,
+}
+
+impl<'a,Task:Send+'a> INWorker<'a,Task>{
+	pub fn new<F:FnMut(Task)+Send+'a>(scope:&'a thread::Scope<'a,'_>,mut f:F)->INWorker<'a,Task>{
+		let (sender,receiver)=mpsc::sync_channel::<Task>(1);
+		let handle=scope.spawn(move ||{
+			loop {
+				match receiver.recv() {
+					Ok(task)=>f(task),
+					Err(_)=>{
+						println!("Worker stopping.",);
+						break;
+					}
+				}
+			}
+		});
+		Self{
+			sender,
+			handle,
+		}
+	}
+	//blocking!
+	pub fn blocking_send(&self,task:Task)->Result<(), mpsc::SendError<Task>>{
+		self.sender.send(task)
+	}
+	pub fn send(&self,task:Task)->Result<(), mpsc::TrySendError<Task>>{
+		self.sender.try_send(task)
+	}
+}
+
+#[test]//How to run this test with printing: cargo test --release -- --nocapture
+fn test_worker() {
+	println!("hiiiii");
+	// Create the worker thread
+	let worker=QRWorker::new(crate::physics::Body::with_pva(crate::integer::Planar64Vec3::ZERO,crate::integer::Planar64Vec3::ZERO,crate::integer::Planar64Vec3::ZERO),
+		|_|crate::physics::Body::with_pva(crate::integer::Planar64Vec3::ONE,crate::integer::Planar64Vec3::ONE,crate::integer::Planar64Vec3::ONE)
+	);
+
+	// Send tasks to the worker
+	for _ in 0..5 {
+		let task = crate::instruction::TimedInstruction{
+			time:crate::integer::Time::ZERO,
+			instruction:crate::physics::PhysicsInstruction::StrafeTick,
+		};
+		worker.send(task).unwrap();
+	}
+
+	// Optional: Signal the worker to stop (in a real-world scenario)
+	// sender.send("STOP".to_string()).unwrap();
+
+	// Sleep to allow the worker thread to finish processing
+	thread::sleep(std::time::Duration::from_secs(2));
+
+	// Send a new task
+	let task = crate::instruction::TimedInstruction{
+		time:crate::integer::Time::ZERO,
+		instruction:crate::physics::PhysicsInstruction::StrafeTick,
+	};
+	worker.send(task).unwrap();
+
+	println!("value={}",worker.grab_clone());
+
+	// wait long enough to see print from final task
+	thread::sleep(std::time::Duration::from_secs(1));
+}

src/zeroes.rs

@@ -0,0 +1,32 @@
+//find roots of polynomials
+use crate::integer::Planar64;
+
+#[inline]
+pub fn zeroes2(a0:Planar64,a1:Planar64,a2:Planar64) -> Vec<Planar64>{
+	if a2==Planar64::ZERO{
+		return zeroes1(a0, a1);
+	}
+	let radicand=a1.get() as i128*a1.get() as i128-a2.get() as i128*a0.get() as i128*4;
+	if 0<radicand {
+		//start with f64 sqrt
+		let planar_radicand=Planar64::raw(unsafe{(radicand as f64).sqrt().to_int_unchecked()});
+		//TODO: one or two newtons
+		if Planar64::ZERO<a2 {
+			return vec![(-a1-planar_radicand)/(a2*2),(-a1+planar_radicand)/(a2*2)];
+		} else {
+			return vec![(-a1+planar_radicand)/(a2*2),(-a1-planar_radicand)/(a2*2)];
+		}
+	} else if radicand==0 {
+		return vec![a1/(a2*-2)];
+	} else {
+		return vec![];
+	}
+}
+#[inline]
+pub fn zeroes1(a0:Planar64,a1:Planar64) -> Vec<Planar64> {
+	if a1==Planar64::ZERO{
+		return vec![];
+	} else {
+		return vec![-a0/a1];
+	}
+}

tools/arcane

@@ -0,0 +1 @@
+mangohud ../target/release/strafe-client bhop_maps/5692113331.rbxm

tools/bhop_maps

@@ -0,0 +1 @@
+/run/media/quat/Files/Documents/map-files/verify-scripts/maps/bhop_all/

tools/cross-compile.sh

@@ -0,0 +1 @@
+cargo build --release --target x86_64-pc-windows-gnu

tools/make-demo.sh

@@ -0,0 +1,4 @@
+mkdir -p ../target/demo
+mv ../target/x86_64-pc-windows-gnu/release/strafe-client.exe ../target/demo/strafe-client.exe
+rm ../target/demo.7z
+7z a -t7z -mx=9 -mfb=273 -ms -md=31 -myx=9 -mtm=- -mmt -mmtf -md=1536m -mmf=bt3 -mmc=10000 -mpb=0 -mlc=0 ../target/demo.7z ../target/demo

tools/run

@@ -0,0 +1 @@
+mangohud ../target/release/strafe-client "$1"

tools/settings.conf

@@ -0,0 +1,4 @@
+[camera]
+sensitivity_x=98384
+fov_y=1.0
+#fov_x_from_y_ratio=1.33333333333333333333333333333333

tools/textures

@@ -0,0 +1 @@
+/run/media/quat/Files/Documents/map-files/verify-scripts/textures/dds/

tools/toc

@@ -0,0 +1 @@
+mangohud ../target/release/strafe-client bhop_maps/5692152916.rbxm