src/body.rs

@@ -1,338 +0,0 @@
-use crate::instruction::{InstructionEmitter, InstructionConsumer, TimedInstruction};
-
-pub enum PhysicsInstruction {
-	CollisionStart(RelativeCollision),
-	CollisionEnd(RelativeCollision),
-	StrafeTick,
-	Jump,
-	SetWalkTargetVelocity(glam::Vec3),
-	ReachWalkTargetVelocity,
-	// Water,
-	// Spawn(
-	// 	Option<SpawnId>,
-	// 	bool,//true = Trigger; false = teleport
-	// 	bool,//true = Force
-	// )
-}
-
-pub struct Body {
-	position: glam::Vec3,//I64 where 2^32 = 1 u
-	velocity: glam::Vec3,//I64 where 2^32 = 1 u/s
-	acceleration: glam::Vec3,//I64 where 2^32 = 1 u/s/s
-	time: TIME,//nanoseconds x xxxxD!
-}
-
-pub enum MoveRestriction {
-    Air,
-    Water,
-    Ground,
-    Ladder,//multiple ladders how
-}
-
-pub struct PhysicsState {
-	pub body: Body,
-	pub contacts: Vec<RelativeCollision>,
-	//temp
-	pub models_cringe_clone: Vec<Model>,
-	pub temp_control_dir: glam::Vec3,
-	pub time: TIME,
-	pub strafe_tick_num: TIME,
-	pub strafe_tick_den: TIME,
-	pub tick: u32,
-	pub mv: f32,
-	pub walkspeed: f32,
-	pub friction: f32,
-	pub walk_target_velocity: glam::Vec3,
-	pub gravity: glam::Vec3,
-	pub grounded: bool,
-	pub jump_trying: bool,
-}
-
-#[derive(Clone,Copy)]
-pub enum AabbFace{
-	Right,//+X
-	Top,
-	Back,
-	Left,
-	Bottom,
-	Front,
-}
-
-pub struct Aabb {
-	min: glam::Vec3,
-	max: glam::Vec3,
-}
-
-impl Aabb {
-	// const FACE_DATA: [[f32; 3]; 6] = [
-	// 	[0.0f32, 0., 1.],
-	// 	[0.0f32, 0., -1.],
-	// 	[1.0f32, 0., 0.],
-	// 	[-1.0f32, 0., 0.],
-	// 	[0.0f32, 1., 0.],
-	// 	[0.0f32, -1., 0.],
-	// ];
-	const VERTEX_DATA_RIGHT: [glam::Vec3; 4] = [
-		glam::vec3(1., -1., -1.),
-		glam::vec3(1., 1., -1.),
-		glam::vec3(1., 1., 1.),
-		glam::vec3(1., -1., 1.),
-	];
-	const VERTEX_DATA_TOP: [glam::Vec3; 4] = [
-		glam::vec3(1., 1., -1.),
-		glam::vec3(-1., 1., -1.),
-		glam::vec3(-1., 1., 1.),
-		glam::vec3(1., 1., 1.),
-	];
-	const VERTEX_DATA_BACK: [glam::Vec3; 4] = [
-		glam::vec3(-1., -1., 1.),
-		glam::vec3(1., -1., 1.),
-		glam::vec3(1., 1., 1.),
-		glam::vec3(-1., 1., 1.),
-	];
-	const VERTEX_DATA_LEFT: [glam::Vec3; 4] = [
-		glam::vec3(-1., -1., 1.),
-		glam::vec3(-1., 1., 1.),
-		glam::vec3(-1., 1., -1.),
-		glam::vec3(-1., -1., -1.),
-	];
-	const VERTEX_DATA_BOTTOM: [glam::Vec3; 4] = [
-		glam::vec3(1., -1., 1.),
-		glam::vec3(-1., -1., 1.),
-		glam::vec3(-1., -1., -1.),
-		glam::vec3(1., -1., -1.),
-	];
-	const VERTEX_DATA_FRONT: [glam::Vec3; 4] = [
-		glam::vec3(-1., 1., -1.),
-		glam::vec3(1., 1., -1.),
-		glam::vec3(1., -1., -1.),
-		glam::vec3(-1., -1., -1.),
-	];
-
-	pub fn new() -> Self {
-		Self {min: glam::Vec3::INFINITY,max: glam::Vec3::NEG_INFINITY}
-	}
-
-	pub fn grow(&mut self, point:glam::Vec3){
-		self.min=self.min.min(point);
-		self.max=self.max.max(point);
-	}
-
-	pub fn normal(face:AabbFace) -> glam::Vec3 {
-		match face {
-			AabbFace::Right => glam::vec3(1.,0.,0.),
-			AabbFace::Top => glam::vec3(0.,1.,0.),
-			AabbFace::Back => glam::vec3(0.,0.,1.),
-			AabbFace::Left => glam::vec3(-1.,0.,0.),
-			AabbFace::Bottom => glam::vec3(0.,-1.,0.),
-			AabbFace::Front => glam::vec3(0.,0.,-1.),
-		}
-	}
-	pub fn face_vertices(face:AabbFace) -> [glam::Vec3;4] {
-		match face {
-			AabbFace::Right => Self::VERTEX_DATA_RIGHT,
-			AabbFace::Top => Self::VERTEX_DATA_TOP,
-			AabbFace::Back => Self::VERTEX_DATA_BACK,
-			AabbFace::Left => Self::VERTEX_DATA_LEFT,
-			AabbFace::Bottom => Self::VERTEX_DATA_BOTTOM,
-			AabbFace::Front => Self::VERTEX_DATA_FRONT,
-		}
-	}
-}
-
-type Face = AabbFace;
-type TreyMesh = Aabb;
-
-pub struct Model {
-	//A model is a thing that has a hitbox. can be represented by a list of TreyMesh-es
-	//in this iteration, all it needs is extents.
-	transform: glam::Mat4,
-}
-
-impl Model {
-	pub fn new(transform:glam::Mat4) -> Self {
-		Self{transform}
-	}
-	pub fn face_vertices(&self,face:Face) -> [glam::Vec3;4] {
-		Aabb::face_vertices(face)
-	}
-	pub fn face_mesh(&self,face:Face) -> TreyMesh {
-		let mut aabb=Aabb::new();
-		for &vertex in self.face_vertices(face).iter() {
-			aabb.grow(vertex);
-		}
-		return aabb;
-	}
-	pub fn face_normal(&self,face:Face) -> glam::Vec3 {
-		let mut n=glam::Vec3Swizzles::xyzz(Aabb::normal(face));
-		n.w=0.0;//what a man will do to avoid writing out the components
-		glam::Vec4Swizzles::xyz(self.transform*n)//this is wrong for scale
-	}
-}
-
-pub struct RelativeCollision {
-	face: Face,//just an id
-	model: u32,//using id to avoid lifetimes
-}
-
-impl RelativeCollision {
-	pub fn mesh(&self,models:&Vec<Model>) -> TreyMesh {
-		return models.get(self.model as usize).unwrap().face_mesh(self.face)
-	}
-	pub fn normal(&self,models:&Vec<Model>) -> glam::Vec3 {
-		return models.get(self.model as usize).unwrap().face_normal(self.face)
-	}
-}
-
-pub type TIME = i64;
-
-impl Body {
-	pub fn with_position(position:glam::Vec3) -> Self {
-		Self{
-			position: position,
-			velocity: glam::Vec3::ZERO,
-			acceleration: glam::Vec3::ZERO,
-			time: 0,
-		}
-	}
-	pub fn extrapolated_position(&self,time: TIME)->glam::Vec3{
-		let dt=(time-self.time) as f64/1_000_000_000f64;
-		self.position+self.velocity*(dt as f32)+self.acceleration*((0.5*dt*dt) as f32)
-	}
-	pub fn advance_time(&mut self, time: TIME){
-		self.position=self.extrapolated_position(time);
-		self.time=time;
-	}
-}
-
-impl PhysicsState {
-	//tickless gaming
-	pub fn run(&mut self, time: TIME){
-		//prepare is ommitted - everything is done via instructions.
-		while let Some(instruction) = self.next_instruction(time) {//collect
-			//advance
-			//self.advance_time(instruction.time);
-			//process
-			self.process_instruction(instruction);
-			//write hash lol
-		}
-	}
-
-	pub fn advance_time(&mut self, time: TIME){
-		self.body.advance_time(time);
-		self.time=time;
-	}
-
-	fn next_strafe_instruction(&self) -> Option<TimedInstruction<PhysicsInstruction>> {
-		return Some(TimedInstruction{
-			time:(self.time*self.strafe_tick_num/self.strafe_tick_den+1)*self.strafe_tick_den/self.strafe_tick_num,
-			//only poll the physics if there is a before and after mouse event
-			instruction:PhysicsInstruction::StrafeTick
-		});
-	}
-
-	//state mutated on collision:
-	//Accelerator
-	//stair step-up
-
-	//state mutated on instruction
-	//change fly acceleration (fly_sustain)
-	//change fly velocity
-
-	//generic event emmiters
-	//PlatformStandTime
-	//walk/swim/air/ladder sounds
-	//VState?
-
-	//falling under the map
-	// fn next_respawn_instruction(&self) -> Option<TimedInstruction<PhysicsInstruction>> {
-	// 	if self.body.position<self.world.min_y {
-	// 		return Some(TimedInstruction{
-	// 			time:self.time,
-	// 			instruction:PhysicsInstruction::Trigger(None)
-	// 		});
-	// 	}
-	// }
-
-	// fn next_water_instruction(&self) -> Option<TimedInstruction<PhysicsInstruction>> {
-	// 	return Some(TimedInstruction{
-	// 		time:(self.time*self.strafe_tick_num/self.strafe_tick_den+1)*self.strafe_tick_den/self.strafe_tick_num,
-	// 		//only poll the physics if there is a before and after mouse event
-	// 		instruction:PhysicsInstruction::Water
-	// 	});
-	// }
-
-	fn next_walk_instruction(&self) -> Option<TimedInstruction<PhysicsInstruction>> {
-		//check if you are accelerating towards a walk target velocity and create an instruction
-		return None;
-	}
-	fn predict_collision_end(&self,model:&Model) -> Option<TimedInstruction<PhysicsInstruction>> {
-		//must treat cancollide false objects differently: you may not exit through the same face you entered.
-		None
-	}
-	fn predict_collision_start(&self,model:&Model) -> Option<TimedInstruction<PhysicsInstruction>> {
-		None
-	}
-}
-
-impl crate::instruction::InstructionEmitter<PhysicsInstruction> for PhysicsState {
-	//this little next instruction function can cache its return value and invalidate the cached value by watching the State.
-	fn next_instruction(&self,time_limit:TIME) -> Option<TimedInstruction<PhysicsInstruction>> {
-		//JUST POLLING!!! NO MUTATION
-		let mut collector = crate::instruction::InstructionCollector::new(time_limit);
-		//autohop (already pressing spacebar; the signal to begin trying to jump is different)
-		if self.grounded&&self.jump_trying {
-			//scroll will be implemented with InputInstruction::Jump(true) but it blocks setting self.jump_trying=true
-			collector.collect(Some(TimedInstruction{
-				time:self.time,
-				instruction:PhysicsInstruction::Jump
-			}));
-		}
-		//check for collision stop instructions with curent contacts
-		for collision_data in self.contacts.iter() {
-			collector.collect(self.predict_collision_end(self.models_cringe_clone.get(collision_data.model as usize).unwrap()));
-		}
-		//check for collision start instructions (against every part in the game with no optimization!!)
-		for model in &self.models_cringe_clone {
-			collector.collect(self.predict_collision_start(model));
-		}
-		if self.grounded {
-			//walk maintenance
-			collector.collect(self.next_walk_instruction());
-		}else{
-			//check to see when the next strafe tick is
-			collector.collect(self.next_strafe_instruction());
-		}
-		collector.instruction()
-	}
-}
-
-impl crate::instruction::InstructionConsumer<PhysicsInstruction> for PhysicsState {
-	fn process_instruction(&mut self, ins:TimedInstruction<PhysicsInstruction>) {
-		//mutate position and velocity and time
-		self.advance_time(ins.time);//should this be in run?
-		match ins.instruction {
-		    PhysicsInstruction::CollisionStart(_) => todo!(),
-		    PhysicsInstruction::CollisionEnd(_) => todo!(),
-		    PhysicsInstruction::StrafeTick => {
-		    	//let control_dir=self.get_control_dir();//this should respect your mouse interpolation settings
-    			let d=self.body.velocity.dot(self.temp_control_dir);
-    			if d<self.mv {
-    				self.body.velocity+=(self.mv-d)*self.temp_control_dir;
-    			}
-    		}
-		    PhysicsInstruction::Jump => {
-				self.grounded=false;//do I need this?
-				self.body.velocity+=glam::Vec3::new(0.0,0.715588/2.0*100.0,0.0);
-			}
-		    PhysicsInstruction::ReachWalkTargetVelocity => {
-		    	//precisely set velocity
-				self.body.velocity=self.walk_target_velocity;
-			}
-    		PhysicsInstruction::SetWalkTargetVelocity(v) => {
-    			self.walk_target_velocity=v;
-    			//calculate acceleration yada yada
-    		},
-		}
-	}
-}

src/instruction.rs

@@ -1,47 +0,0 @@
-pub struct TimedInstruction<I> {
-	pub time: crate::body::TIME,
-	pub instruction: I,
-}
-
-pub trait InstructionEmitter<I> {
-	fn next_instruction(&self, time:crate::body::TIME) -> Option<TimedInstruction<I>>;
-}
-pub trait InstructionConsumer<I> {
-	fn process_instruction(&mut self, instruction:TimedInstruction<I>);
-}
-
-//PROPER PRIVATE FIELDS!!!
-pub struct InstructionCollector<I> {
-	time: crate::body::TIME,
-	instruction: Option<I>,
-}
-impl<I> InstructionCollector<I> {
-	pub fn new(time:crate::body::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/lib.rs

@@ -1,3 +1 @@
 pub mod framework;
-pub mod body;
-pub mod instruction;

src/main.rs

@@ -24,7 +24,7 @@ struct ModelData {
 	entities: Vec<Entity>,
 }
 
-struct ModelGraphics {
+struct Model {
 	transform: glam::Mat4,
 	vertex_buf: wgpu::Buffer,
 	entities: Vec<Entity>,
@@ -34,12 +34,20 @@ struct ModelGraphics {
 
 // 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;
@@ -92,7 +100,7 @@ fn get_control_dir(controls: u32) -> glam::Vec3{
 	}
 
 impl Camera {
-	fn to_uniform_data(&self, pos: glam::Vec3) -> [f32; 16 * 3 + 4] {
+	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
@@ -101,7 +109,7 @@ impl Camera {
 		};
 		let proj = perspective_rh(fov, aspect, 0.5, 1000.0);
 		let proj_inv = proj.inverse();
-		let view = glam::Mat4::from_translation(pos+self.offset) * glam::Mat4::from_euler(glam::EulerRot::YXZ, self.yaw, self.pitch, 0f32);
+		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];
@@ -114,15 +122,13 @@ impl Camera {
 }
 
 pub struct Skybox {
-	start_time: std::time::Instant,
 	camera: Camera,
-	physics: strafe_client::body::PhysicsState,
 	sky_pipeline: wgpu::RenderPipeline,
 	entity_pipeline: wgpu::RenderPipeline,
 	ground_pipeline: wgpu::RenderPipeline,
 	main_bind_group: wgpu::BindGroup,
 	camera_buf: wgpu::Buffer,
-	models: Vec<ModelGraphics>,
+	models: Vec<Model>,
 	depth_view: wgpu::TextureView,
 	staging_belt: wgpu::util::StagingBelt,
 }
@@ -284,67 +290,28 @@ impl strafe_client::framework::Example for Skybox {
 		});
 
 		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,
-			controls:0,
-		};
-		let physics = strafe_client::body::PhysicsState {
-			body: strafe_client::body::Body::with_position(glam::Vec3::new(5.0,5.0,5.0)),
-			time: 0,
-			tick: 0,
-			strafe_tick_num: 100,//100t
-			strafe_tick_den: 1_000_000_000,
-			gravity: glam::Vec3::new(0.0,-100.0,0.0),
-			friction: 90.0,
 			mv: 2.7,
-			grounded: false,
-			jump_trying: false,
-			temp_control_dir: glam::Vec3::ZERO,
+			controls:0,
+			grounded: true,
 			walkspeed: 18.0,
-			contacts: Vec::<strafe_client::body::RelativeCollision>::new(),
-    		models_cringe_clone: modeldatas.iter().map(|m|strafe_client::body::Model::new(m.transform)).collect(),
-    		walk_target_velocity: glam::Vec3::ZERO,
 		};
-
-		let camera_uniforms = camera.to_uniform_data(physics.body.extrapolated_position(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,
 		});
 
-		//drain the modeldata vec so entities can be /moved/ to models.entities
-		let mut models = Vec::<ModelGraphics>::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!("ModelGraphics{}",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!("ModelGraphics{}",i).as_str()),
-			});
-			//all of these are being moved here
-			models.push(ModelGraphics{
-				transform: modeldata.transform,
-				vertex_buf:modeldata.vertex_buf,
-				entities: modeldata.entities,
-				bind_group: model_bind_group,
-				model_buf,
-			})
-		}
-
 		let pipeline_layout = device.create_pipeline_layout(&wgpu::PipelineLayoutDescriptor {
 			label: None,
 			bind_group_layouts: &[&main_bind_group_layout, &model_bind_group_layout],
@@ -540,12 +507,39 @@ impl strafe_client::framework::Example for Skybox {
 			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 {
-			start_time: Instant::now(),
 			camera,
-			physics,
 			sky_pipeline,
 			entity_pipeline,
 			ground_pipeline,
@@ -631,20 +625,44 @@ impl strafe_client::framework::Example for Skybox {
 		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 time=self.start_time.elapsed().as_nanos() as i64;
-
-		self.physics.temp_control_dir=control_dir;
-		self.physics.jump_trying=self.camera.controls&CONTROL_JUMP!=0;
-		self.physics.run(time);
+		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.physics.body.extrapolated_position(time));
+		let camera_uniforms = self.camera.to_uniform_data();
 		self.staging_belt
 			.write_buffer(
 				&mut encoder,

src/sweep.rs

@@ -1,8 +0,0 @@
-
-//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
-	}
-}