load good

Cargo.lock

@@ -1955,9 +1955,9 @@ dependencies = [
 
 [[package]]
 name = "rbx_mesh"
-version = "0.1.2"
+version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "864ead0e98afce28c960f653d6203483834890d07f87b60e2f01415530a2fe9d"
+checksum = "1205fdae1f9a8bfd5d8fbe6036066673d530ee392f7840d6f8a24e763559c7fd"
 dependencies = [
  "binrw",
  "lazy-regex",
@@ -2015,6 +2015,13 @@ dependencies = [
  "xml-rs",
 ]
 
+[[package]]
+name = "rbxassetid"
+version = "0.1.0"
+dependencies = [
+ "url",
+]
+
 [[package]]
 name = "redox_syscall"
 version = "0.4.1"
@@ -2322,6 +2329,7 @@ version = "0.2.2"
 dependencies = [
  "glam",
  "strafesnet_common",
+ "strafesnet_deferred_loader",
  "vbsp",
  "vmdl",
 ]
@@ -2341,11 +2349,9 @@ dependencies = [
 
 [[package]]
 name = "strafesnet_deferred_loader"
-version = "0.4.1"
+version = "0.5.0"
 dependencies = [
  "strafesnet_common",
- "url",
- "vbsp",
 ]
 
 [[package]]
@@ -2384,8 +2390,10 @@ dependencies = [
  "rbx_mesh",
  "rbx_reflection_database",
  "rbx_xml",
+ "rbxassetid",
  "roblox_emulator",
  "strafesnet_common",
+ "strafesnet_deferred_loader",
 ]
 
 [[package]]

Cargo.toml

@@ -12,6 +12,7 @@ members = [
 	"lib/linear_ops",
 	"lib/ratio_ops",
 	"lib/rbx_loader",
+	"lib/rbxassetid",
 	"lib/roblox_emulator",
 	"lib/snf",
 	"strafe-client",

lib/bsp_loader/Cargo.toml

@@ -12,5 +12,6 @@ authors = ["Rhys Lloyd <krakow20@gmail.com>"]
 [dependencies]
 glam = "0.29.0"
 strafesnet_common = { path = "../common", registry = "strafesnet" }
+strafesnet_deferred_loader = { version = "0.5.0", path = "../deferred_loader" }
 vbsp = "0.6.0"
 vmdl = "0.2.0"

lib/bsp_loader/src/bsp.rs

@@ -1,18 +1,18 @@
-use strafesnet_common::{map,model,integer,gameplay_attributes};
+use std::borrow::Cow;
 
-const VALVE_SCALE:f32=1.0/16.0;
-fn valve_transform([x,y,z]:[f32;3])->integer::Planar64Vec3{
-	integer::vec3::try_from_f32_array([x*VALVE_SCALE,z*VALVE_SCALE,-y*VALVE_SCALE]).unwrap()
-}
-pub fn convert_bsp<AcquireRenderConfigId,AcquireMeshId>(
-	bsp:&vbsp::Bsp,
-	mut acquire_render_config_id:AcquireRenderConfigId,
-	mut acquire_mesh_id:AcquireMeshId
-)->PartialMap1
-where
-	AcquireRenderConfigId:FnMut(Option<&str>)->model::RenderConfigId,
-	AcquireMeshId:FnMut(&str)->model::MeshId,
-{
+use strafesnet_common::{map,model,integer,gameplay_attributes};
+use strafesnet_deferred_loader::deferred_loader::{MeshDeferredLoader,RenderConfigDeferredLoader};
+use strafesnet_deferred_loader::mesh::Meshes;
+use strafesnet_deferred_loader::texture::{RenderConfigs,Texture};
+
+use crate::valve_transform;
+
+pub fn convert<'a>(
+	bsp:&'a crate::Bsp,
+	render_config_deferred_loader:&mut RenderConfigDeferredLoader<Cow<'a,str>>,
+	mesh_deferred_loader:&mut MeshDeferredLoader<&'a str>,
+)->PartialMap1{
+	let bsp=bsp.as_ref();
 	//figure out real attributes later
 	let mut unique_attributes=Vec::new();
 	unique_attributes.push(gameplay_attributes::CollisionAttributes::Decoration);
@@ -22,7 +22,7 @@ where
 	//declare all prop models to Loader
 	let prop_models=bsp.static_props().map(|prop|{
 		//get or create mesh_id
-		let mesh_id=acquire_mesh_id(prop.model());
+		let mesh_id=mesh_deferred_loader.acquire_mesh_id(prop.model());
 		//not the most failsafe code but this is just for the map tool lmao
 		if prop_mesh_count==mesh_id.get(){
 			prop_mesh_count+=1;
@@ -65,7 +65,7 @@ where
 
 			//this automatically figures out what the texture is trying to do and creates
 			//a render config for it, and then returns the id to that render config
-			let render_id=acquire_render_config_id(Some(face_texture_data.name()));
+			let render_id=render_config_deferred_loader.acquire_render_config_id(Some(face_texture_data.name().into()));
 
 			//normal
 			let normal=face.normal();
@@ -176,26 +176,13 @@ pub struct PartialMap1{
 	modes:strafesnet_common::gameplay_modes::Modes,
 }
 impl PartialMap1{
-	pub fn add_prop_meshes<AcquireRenderConfigId>(
+	pub fn add_prop_meshes<'a>(
 		self,
-		prop_meshes:impl IntoIterator<Item=(model::MeshId,crate::data::ModelData)>,
-		mut acquire_render_config_id:AcquireRenderConfigId,
-	)->PartialMap2
-	where
-		AcquireRenderConfigId:FnMut(Option<&str>)->model::RenderConfigId,
-	{
+		prop_meshes:Meshes,
+	)->PartialMap2{
 		PartialMap2{
 			attributes:self.attributes,
-			prop_meshes:prop_meshes.into_iter().filter_map(|(mesh_id,model_data)|
-				//this will generate new render ids and texture ids
-				match convert_mesh(model_data,&mut acquire_render_config_id){
-					Ok(mesh)=>Some((mesh_id,mesh)),
-					Err(e)=>{
-						println!("error converting mesh: {e}");
-						None
-					}
-				}
-			).collect(),
+			prop_meshes:prop_meshes.consume().collect(),
 			prop_models:self.prop_models,
 			world_meshes:self.world_meshes,
 			world_models:self.world_models,
@@ -214,8 +201,7 @@ pub struct PartialMap2{
 impl PartialMap2{
 	pub fn add_render_configs_and_textures(
 		mut self,
-		render_configs:impl IntoIterator<Item=(model::RenderConfigId,model::RenderConfig)>,
-		textures:impl IntoIterator<Item=(model::TextureId,Vec<u8>)>,
+		render_configs:RenderConfigs,
 	)->map::CompleteMap{
 		//merge mesh and model lists, flatten and remap all ids
 		let mesh_id_offset=self.world_meshes.len();
@@ -234,10 +220,11 @@ impl PartialMap2{
 			})
 		));
 		//let mut models=Vec::new();
+		let (textures,render_configs)=render_configs.consume();
 		let (textures,texture_id_map):(Vec<Vec<u8>>,std::collections::HashMap<model::TextureId,model::TextureId>)
 		=textures.into_iter()
 		//.filter_map(f) cull unused textures
-		.enumerate().map(|(new_texture_id,(old_texture_id,texture))|{
+		.enumerate().map(|(new_texture_id,(old_texture_id,Texture::ImageDDS(texture)))|{
 			(texture,(old_texture_id,model::TextureId::new(new_texture_id as u32)))
 		}).unzip();
 		let render_configs=render_configs.into_iter().map(|(_render_config_id,mut render_config)|{
@@ -257,77 +244,3 @@ impl PartialMap2{
 		}
 	}
 }
-
-fn convert_mesh<AcquireRenderConfigId>(
-	model_data:crate::data::ModelData,
-	acquire_render_config_id:&mut AcquireRenderConfigId,
-)->Result<model::Mesh,vmdl::ModelError>
-where
-	AcquireRenderConfigId:FnMut(Option<&str>)->model::RenderConfigId,
-{
-	let model=model_data.read_model()?;
-	let texture_paths=model.texture_directories();
-	if texture_paths.len()!=1{
-		println!("WARNING: multiple texture paths");
-	}
-	let skin=model.skin_tables().nth(0).unwrap();
-
-	let mut spam_pos=Vec::with_capacity(model.vertices().len());
-	let mut spam_normal=Vec::with_capacity(model.vertices().len());
-	let mut spam_tex=Vec::with_capacity(model.vertices().len());
-	let mut spam_vertices=Vec::with_capacity(model.vertices().len());
-	for (i,vertex) in model.vertices().iter().enumerate(){
-		spam_pos.push(valve_transform(vertex.position.into()));
-		spam_normal.push(valve_transform(vertex.normal.into()));
-		spam_tex.push(glam::Vec2::from_array(vertex.texture_coordinates));
-		spam_vertices.push(model::IndexedVertex{
-			pos:model::PositionId::new(i as u32),
-			tex:model::TextureCoordinateId::new(i as u32),
-			normal:model::NormalId::new(i as u32),
-			color:model::ColorId::new(0),
-		});
-	}
-	let mut graphics_groups=Vec::new();
-	let mut physics_groups=Vec::new();
-	let polygon_groups=model.meshes().enumerate().map(|(polygon_group_id,mesh)|{
-		let polygon_group_id=model::PolygonGroupId::new(polygon_group_id as u32);
-
-		let render_id=if let (Some(texture_path),Some(texture_name))=(texture_paths.get(0),skin.texture(mesh.material_index())){
-			let mut path=std::path::PathBuf::from(texture_path.as_str());
-			path.push(texture_name);
-			acquire_render_config_id(path.as_os_str().to_str())
-		}else{
-			acquire_render_config_id(None)
-		};
-
-		graphics_groups.push(model::IndexedGraphicsGroup{
-			render:render_id,
-			groups:vec![polygon_group_id],
-		});
-		physics_groups.push(model::IndexedPhysicsGroup{
-			groups:vec![polygon_group_id],
-		});
-		model::PolygonGroup::PolygonList(model::PolygonList::new(
-			//looking at the code, it would seem that the strips are pre-deindexed into triangle lists when calling this function
-			mesh.vertex_strip_indices().flat_map(|mut strip|
-				std::iter::from_fn(move||{
-					match (strip.next(),strip.next(),strip.next()){
-						(Some(v1),Some(v2),Some(v3))=>Some([v1,v2,v3].map(|vertex_id|model::VertexId::new(vertex_id as u32)).to_vec()),
-						//ignore extra vertices, not sure what to do in this case, failing the whole conversion could be appropriate
-						_=>None,
-					}
-				})
-			).collect()
-		))
-	}).collect();
-	Ok(model::Mesh{
-		unique_pos:spam_pos,
-		unique_normal:spam_normal,
-		unique_tex:spam_tex,
-		unique_color:vec![glam::Vec4::ONE],
-		unique_vertices:spam_vertices,
-		polygon_groups,
-		graphics_groups,
-		physics_groups,
-	})
-}

lib/bsp_loader/src/data.rs

@@ -1,60 +0,0 @@
-pub struct Bsp(vbsp::Bsp);
-impl Bsp{
-	pub const fn new(value:vbsp::Bsp)->Self{
-		Self(value)
-	}
-}
-impl AsRef<vbsp::Bsp> for Bsp{
-	fn as_ref(&self)->&vbsp::Bsp{
-		&self.0
-	}
-}
-
-pub struct MdlData(Vec<u8>);
-impl MdlData{
-	pub const fn new(value:Vec<u8>)->Self{
-		Self(value)
-	}
-}
-impl AsRef<[u8]> for MdlData{
-	fn as_ref(&self)->&[u8]{
-		self.0.as_ref()
-	}
-}
-pub struct VtxData(Vec<u8>);
-impl VtxData{
-	pub const fn new(value:Vec<u8>)->Self{
-		Self(value)
-	}
-}
-impl AsRef<[u8]> for VtxData{
-	fn as_ref(&self)->&[u8]{
-		self.0.as_ref()
-	}
-}
-pub struct VvdData(Vec<u8>);
-impl VvdData{
-	pub const fn new(value:Vec<u8>)->Self{
-		Self(value)
-	}
-}
-impl AsRef<[u8]> for VvdData{
-	fn as_ref(&self)->&[u8]{
-		self.0.as_ref()
-	}
-}
-
-pub struct ModelData{
-	pub mdl:MdlData,
-	pub vtx:VtxData,
-	pub vvd:VvdData,
-}
-impl ModelData{
-	pub fn read_model(&self)->Result<vmdl::Model,vmdl::ModelError>{
-		Ok(vmdl::Model::from_parts(
-			vmdl::mdl::Mdl::read(self.mdl.as_ref())?,
-			vmdl::vtx::Vtx::read(self.vtx.as_ref())?,
-			vmdl::vvd::Vvd::read(self.vvd.as_ref())?,
-		))
-	}
-}

lib/bsp_loader/src/lib.rs

@@ -1,7 +1,23 @@
 mod bsp;
-pub mod data;
+mod mesh;
+pub mod loader;
 
-pub use data::Bsp;
+pub struct Bsp(vbsp::Bsp);
+impl Bsp{
+	pub const fn new(value:vbsp::Bsp)->Self{
+		Self(value)
+	}
+}
+impl AsRef<vbsp::Bsp> for Bsp{
+	fn as_ref(&self)->&vbsp::Bsp{
+		&self.0
+	}
+}
+
+const VALVE_SCALE:f32=1.0/16.0;
+pub(crate) fn valve_transform([x,y,z]:[f32;3])->strafesnet_common::integer::Planar64Vec3{
+	strafesnet_common::integer::vec3::try_from_f32_array([x*VALVE_SCALE,z*VALVE_SCALE,-y*VALVE_SCALE]).unwrap()
+}
 
 #[derive(Debug)]
 pub enum ReadError{
@@ -24,14 +40,4 @@ pub fn read<R:std::io::Read>(mut input:R)->Result<Bsp,ReadError>{
 	vbsp::Bsp::read(s.as_slice()).map(Bsp::new).map_err(ReadError::Bsp)
 }
 
-pub fn convert<AcquireRenderConfigId,AcquireMeshId>(
-	bsp:&Bsp,
-	acquire_render_config_id:AcquireRenderConfigId,
-	acquire_mesh_id:AcquireMeshId
-)->bsp::PartialMap1
-where
-	AcquireRenderConfigId:FnMut(Option<&str>)->strafesnet_common::model::RenderConfigId,
-	AcquireMeshId:FnMut(&str)->strafesnet_common::model::MeshId,
-{
-	bsp::convert_bsp(bsp.as_ref(),acquire_render_config_id,acquire_mesh_id)
-}
+pub use bsp::convert;

lib/bsp_loader/src/loader.rs

@@ -0,0 +1,112 @@
+use std::{borrow::Cow, io::Read};
+
+use strafesnet_common::model::Mesh;
+use strafesnet_deferred_loader::{loader::Loader,texture::Texture};
+
+use crate::{mesh::ModelData, Bsp};
+
+#[allow(dead_code)]
+#[derive(Debug)]
+pub enum TextureError{
+	Io(std::io::Error),
+}
+impl std::fmt::Display for TextureError{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{self:?}")
+	}
+}
+impl std::error::Error for TextureError{}
+impl From<std::io::Error> for TextureError{
+	fn from(value:std::io::Error)->Self{
+		Self::Io(value)
+	}
+}
+
+pub struct TextureLoader<'a>(std::marker::PhantomData<&'a ()>);
+impl TextureLoader<'_>{
+	pub fn new()->Self{
+		Self(std::marker::PhantomData)
+	}
+}
+impl<'a> Loader for TextureLoader<'a>{
+	type Error=TextureError;
+	type Index=Cow<'a,str>;
+	type Resource=Texture;
+	fn load(&mut self,index:Self::Index)->Result<Self::Resource,Self::Error>{
+		let file_name=format!("textures/{}.dds",index);
+		let mut file=std::fs::File::open(file_name)?;
+		let mut data=Vec::new();
+		file.read_to_end(&mut data)?;
+		Ok(Texture::ImageDDS(data))
+	}
+}
+
+#[allow(dead_code)]
+#[derive(Debug)]
+pub enum MeshError{
+	Io(std::io::Error),
+	VMDL(vmdl::ModelError),
+	VBSP(vbsp::BspError),
+	MissingMdl,
+	MissingVtx,
+	MissingVvd,
+}
+impl std::fmt::Display for MeshError{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{self:?}")
+	}
+}
+impl std::error::Error for MeshError{}
+impl From<std::io::Error> for MeshError{
+	fn from(value:std::io::Error)->Self{
+		Self::Io(value)
+	}
+}
+impl From<vmdl::ModelError> for MeshError{
+	fn from(value:vmdl::ModelError)->Self{
+		Self::VMDL(value)
+	}
+}
+impl From<vbsp::BspError> for MeshError{
+	fn from(value:vbsp::BspError)->Self{
+		Self::VBSP(value)
+	}
+}
+
+pub struct MeshLoader<'a,'b>{
+	bsp:&'a Bsp,
+	deferred_loader:&'b mut strafesnet_deferred_loader::deferred_loader::RenderConfigDeferredLoader<Cow<'a,str>>,
+}
+impl MeshLoader<'_,'_>{
+	pub fn new<'a,'b>(
+		bsp:&'a Bsp,
+		deferred_loader:&'b mut strafesnet_deferred_loader::deferred_loader::RenderConfigDeferredLoader<Cow<'a,str>>,
+	)->MeshLoader<'a,'b>{
+		MeshLoader{
+			bsp,
+			deferred_loader,
+		}
+	}
+}
+impl<'a> Loader for MeshLoader<'a,'_>{
+	type Error=MeshError;
+	type Index=&'a str;
+	type Resource=Mesh;
+	fn load(&mut self,index:Self::Index)->Result<Self::Resource,Self::Error>{
+		let mdl_path_lower=index.to_lowercase();
+		//.mdl, .vvd, .dx90.vtx
+		let path=std::path::PathBuf::from(mdl_path_lower.as_str());
+		let mut vvd_path=path.clone();
+		let mut vtx_path=path;
+		vvd_path.set_extension("vvd");
+		vtx_path.set_extension("dx90.vtx");
+		// TODO: search more packs, possibly using an index of multiple packs
+		let bsp=self.bsp.as_ref();
+		let mdl=bsp.pack.get(mdl_path_lower.as_str())?.ok_or(MeshError::MissingMdl)?;
+		let vtx=bsp.pack.get(vvd_path.as_os_str().to_str().unwrap())?.ok_or(MeshError::MissingVtx)?;
+		let vvd=bsp.pack.get(vtx_path.as_os_str().to_str().unwrap())?.ok_or(MeshError::MissingVvd)?;
+		let model=ModelData{mdl,vtx,vvd};
+		let mesh=model.convert_mesh(&mut self.deferred_loader)?;
+		Ok(mesh)
+	}
+}

lib/bsp_loader/src/mesh.rs

@@ -0,0 +1,89 @@
+use std::borrow::Cow;
+
+use strafesnet_common::model;
+use strafesnet_deferred_loader::deferred_loader::RenderConfigDeferredLoader;
+
+use crate::valve_transform;
+
+pub struct ModelData{
+	pub mdl:Vec<u8>,
+	pub vtx:Vec<u8>,
+	pub vvd:Vec<u8>,
+}
+impl ModelData{
+	fn read_model(&self)->Result<vmdl::Model,vmdl::ModelError>{
+		Ok(vmdl::Model::from_parts(
+			vmdl::mdl::Mdl::read(self.mdl.as_ref())?,
+			vmdl::vtx::Vtx::read(self.vtx.as_ref())?,
+			vmdl::vvd::Vvd::read(self.vvd.as_ref())?,
+		))
+	}
+	pub fn convert_mesh<'a>(self,deferred_loader:&mut RenderConfigDeferredLoader<Cow<'a,str>>)->Result<model::Mesh,vmdl::ModelError>{
+		let model=self.read_model()?;
+		let texture_paths=model.texture_directories();
+		if texture_paths.len()!=1{
+			println!("WARNING: multiple texture paths");
+		}
+		let skin=model.skin_tables().nth(0).unwrap();
+
+		let mut spam_pos=Vec::with_capacity(model.vertices().len());
+		let mut spam_normal=Vec::with_capacity(model.vertices().len());
+		let mut spam_tex=Vec::with_capacity(model.vertices().len());
+		let mut spam_vertices=Vec::with_capacity(model.vertices().len());
+		for (i,vertex) in model.vertices().iter().enumerate(){
+			spam_pos.push(valve_transform(vertex.position.into()));
+			spam_normal.push(valve_transform(vertex.normal.into()));
+			spam_tex.push(glam::Vec2::from_array(vertex.texture_coordinates));
+			spam_vertices.push(model::IndexedVertex{
+				pos:model::PositionId::new(i as u32),
+				tex:model::TextureCoordinateId::new(i as u32),
+				normal:model::NormalId::new(i as u32),
+				color:model::ColorId::new(0),
+			});
+		}
+		let mut graphics_groups=Vec::new();
+		let mut physics_groups=Vec::new();
+		let polygon_groups=model.meshes().enumerate().map(|(polygon_group_id,mesh)|{
+			let polygon_group_id=model::PolygonGroupId::new(polygon_group_id as u32);
+
+			let render_id=if let (Some(texture_path),Some(texture_name))=(texture_paths.get(0),skin.texture(mesh.material_index())){
+				let mut path=std::path::PathBuf::from(texture_path.as_str());
+				path.push(texture_name);
+				let index=path.as_os_str().to_str().map(|s|Cow::Owned(s.to_owned()));
+				deferred_loader.acquire_render_config_id(index)
+			}else{
+				deferred_loader.acquire_render_config_id(None)
+			};
+
+			graphics_groups.push(model::IndexedGraphicsGroup{
+				render:render_id,
+				groups:vec![polygon_group_id],
+			});
+			physics_groups.push(model::IndexedPhysicsGroup{
+				groups:vec![polygon_group_id],
+			});
+			model::PolygonGroup::PolygonList(model::PolygonList::new(
+				//looking at the code, it would seem that the strips are pre-deindexed into triangle lists when calling this function
+				mesh.vertex_strip_indices().flat_map(|mut strip|
+					std::iter::from_fn(move||{
+						match (strip.next(),strip.next(),strip.next()){
+							(Some(v1),Some(v2),Some(v3))=>Some([v1,v2,v3].map(|vertex_id|model::VertexId::new(vertex_id as u32)).to_vec()),
+							//ignore extra vertices, not sure what to do in this case, failing the whole conversion could be appropriate
+							_=>None,
+						}
+					})
+				).collect()
+			))
+		}).collect();
+		Ok(model::Mesh{
+			unique_pos:spam_pos,
+			unique_normal:spam_normal,
+			unique_tex:spam_tex,
+			unique_color:vec![glam::Vec4::ONE],
+			unique_vertices:spam_vertices,
+			polygon_groups,
+			graphics_groups,
+			physics_groups,
+		})
+	}
+}

lib/deferred_loader/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "strafesnet_deferred_loader"
-version = "0.4.1"
+version = "0.5.0"
 edition = "2021"
 repository = "https://git.itzana.me/StrafesNET/strafe-project"
 license = "MIT OR Apache-2.0"
@@ -9,13 +9,5 @@ authors = ["Rhys Lloyd <krakow20@gmail.com>"]
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
-[features]
-default = ["legacy"]
-legacy = ["dep:url","dep:vbsp"]
-roblox = []
-source = ["dep:vbsp"]
-
 [dependencies]
 strafesnet_common = { path = "../common", registry = "strafesnet" }
-url = { version = "2.5.2", optional = true }
-vbsp = { version = "0.6.0", optional = true }

lib/deferred_loader/src/deferred_loader.rs

@@ -0,0 +1,109 @@
+use std::collections::HashMap;
+use crate::loader::Loader;
+use crate::mesh::Meshes;
+use crate::texture::{RenderConfigs,Texture};
+use strafesnet_common::model::{Mesh,MeshId,RenderConfig,RenderConfigId,TextureId};
+
+pub enum LoadFailureMode{
+	DefaultToNone,
+	Fatal,
+}
+
+pub struct RenderConfigDeferredLoader<H>{
+	texture_count:u32,
+	render_configs:Vec<RenderConfig>,
+	render_config_id_from_asset_id:HashMap<Option<H>,RenderConfigId>,
+}
+impl<H> RenderConfigDeferredLoader<H>{
+	pub fn new()->Self{
+		Self{
+			texture_count:0,
+			render_configs:Vec::new(),
+			render_config_id_from_asset_id:HashMap::new(),
+		}
+	}
+}
+
+impl<H:core::hash::Hash+Eq> RenderConfigDeferredLoader<H>{
+	pub fn acquire_render_config_id(&mut self,index:Option<H>)->RenderConfigId{
+		let some_texture=index.is_some();
+		*self.render_config_id_from_asset_id.entry(index).or_insert_with(||{
+			//create the render config.
+			let render_config=if some_texture{
+				let render_config=RenderConfig::texture(TextureId::new(self.texture_count));
+				self.texture_count+=1;
+				render_config
+			}else{
+				RenderConfig::default()
+			};
+			let render_id=RenderConfigId::new(self.render_configs.len() as u32);
+			self.render_configs.push(render_config);
+			render_id
+		})
+	}
+	pub fn into_render_configs<L:Loader<Index=H,Resource=Texture>>(mut self,loader:&mut L,failure_mode:LoadFailureMode)->Result<RenderConfigs,L::Error>{
+		let mut sorted_textures=vec![None;self.texture_count as usize];
+		for (index_option,render_config_id) in self.render_config_id_from_asset_id{
+			let render_config=&mut self.render_configs[render_config_id.get() as usize];
+			if let (Some(index),Some(texture_id))=(index_option,render_config.texture){
+				let resource_result=loader.load(index);
+				let texture=match failure_mode{
+					// if texture fails to load, use no texture
+					LoadFailureMode::DefaultToNone=>match resource_result{
+						Ok(texture)=>Some(texture),
+						Err(e)=>{
+							render_config.texture=None;
+							println!("Error loading resource: {e}");
+							None
+						},
+					},
+					// loading failure is fatal
+					LoadFailureMode::Fatal=>Some(resource_result?)
+				};
+				sorted_textures[texture_id.get() as usize]=texture;
+			}
+		}
+		Ok(RenderConfigs::new(
+			sorted_textures,
+			self.render_configs,
+		))
+	}
+}
+
+pub struct MeshDeferredLoader<H>{
+	mesh_id_from_asset_id:HashMap<H,MeshId>,
+}
+impl<H> MeshDeferredLoader<H>{
+	pub fn new()->Self{
+		Self{
+			mesh_id_from_asset_id:HashMap::new(),
+		}
+	}
+}
+
+impl<H:core::hash::Hash+Eq> MeshDeferredLoader<H>{
+	pub fn acquire_mesh_id(&mut self,index:H)->MeshId{
+		let mesh_id=MeshId::new(self.mesh_id_from_asset_id.len() as u32);
+		*self.mesh_id_from_asset_id.entry(index).or_insert(mesh_id)
+	}
+	pub fn into_meshes<L:Loader<Index=H,Resource=Mesh>>(self,loader:&mut L,failure_mode:LoadFailureMode)->Result<Meshes,L::Error>{
+		let mut mesh_list=vec![None;self.mesh_id_from_asset_id.len()];
+		for (index,mesh_id) in self.mesh_id_from_asset_id{
+			let resource_result=loader.load(index);
+			let mesh=match failure_mode{
+				// if mesh fails to load, use no mesh
+				LoadFailureMode::DefaultToNone=>match resource_result{
+					Ok(mesh)=>Some(mesh),
+					Err(e)=>{
+						println!("Error loading resource: {e}");
+						None
+					},
+				},
+				// loading failure is fatal
+				LoadFailureMode::Fatal=>Some(resource_result?)
+			};
+			mesh_list[mesh_id.get() as usize]=mesh;
+		}
+		Ok(Meshes::new(mesh_list))
+	}
+}

lib/deferred_loader/src/lib.rs

@@ -1,34 +1,5 @@
-#[cfg(feature="legacy")]
-mod roblox_legacy;
-#[cfg(feature="legacy")]
-mod source_legacy;
-#[cfg(feature="roblox")]
-mod roblox;
-#[cfg(feature="source")]
-mod source;
-
-#[cfg(any(feature="roblox",feature="legacy"))]
-pub mod rbxassetid;
 
+pub mod mesh;
+pub mod loader;
 pub mod texture;
-#[cfg(any(feature="source",feature="legacy"))]
-pub mod valve_mesh;
-#[cfg(any(feature="roblox",feature="legacy"))]
-pub mod roblox_mesh;
-
-#[cfg(feature="legacy")]
-pub fn roblox_legacy()->roblox_legacy::Loader{
-	roblox_legacy::Loader::new()
-}
-#[cfg(feature="legacy")]
-pub fn source_legacy()->source_legacy::Loader{
-	source_legacy::Loader::new()
-}
-#[cfg(feature="roblox")]
-pub fn roblox()->roblox::Loader{
-	roblox::Loader::new()
-}
-#[cfg(feature="source")]
-pub fn source()->source::Loader{
-	source::Loader::new()
-}
+pub mod deferred_loader;

lib/deferred_loader/src/loader.rs

@@ -0,0 +1,8 @@
+use std::error::Error;
+
+pub trait Loader{
+	type Error:Error;
+	type Index;
+	type Resource;
+	fn load(&mut self,index:Self::Index)->Result<Self::Resource,Self::Error>;
+}

lib/deferred_loader/src/mesh.rs

@@ -0,0 +1,17 @@
+use strafesnet_common::model::{Mesh,MeshId};
+
+pub struct Meshes{
+	meshes:Vec<Option<Mesh>>,
+}
+impl Meshes{
+	pub(crate) const fn new(meshes:Vec<Option<Mesh>>)->Self{
+		Self{
+			meshes,
+		}
+	}
+	pub fn consume(self)->impl Iterator<Item=(MeshId,Mesh)>{
+		self.meshes.into_iter().enumerate().filter_map(|(mesh_id,maybe_mesh)|
+			maybe_mesh.map(|mesh|(MeshId::new(mesh_id as u32),mesh))
+		)
+	}
+}

lib/deferred_loader/src/rbxassetid.rs

@@ -1,48 +0,0 @@
-#[derive(Hash,Eq,PartialEq)]
-pub struct RobloxAssetId(pub u64);
-#[derive(Debug)]
-#[allow(dead_code)]
-pub struct StringWithError{
-	string:String,
-	error:RobloxAssetIdParseErr,
-}
-impl std::fmt::Display for StringWithError{
-	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
-		write!(f,"{self:?}")
-	}
-}
-impl std::error::Error for StringWithError{}
-impl StringWithError{
-	const fn new(
-		string:String,
-		error:RobloxAssetIdParseErr,
-	)->Self{
-		Self{string,error}
-	}
-}
-#[derive(Debug)]
-pub enum RobloxAssetIdParseErr{
-	Url(url::ParseError),
-	UnknownScheme,
-	ParseInt(std::num::ParseIntError),
-	MissingAssetId,
-}
-impl std::str::FromStr for RobloxAssetId{
-	type Err=StringWithError;
-	fn from_str(s:&str)->Result<Self,Self::Err>{
-		let url=url::Url::parse(s).map_err(|e|StringWithError::new(s.to_owned(),RobloxAssetIdParseErr::Url(e)))?;
-		let parsed_asset_id=match url.scheme(){
-			"rbxassetid"=>url.domain().ok_or_else(||StringWithError::new(s.to_owned(),RobloxAssetIdParseErr::MissingAssetId))?.parse(),
-			"http"|"https"=>{
-				let (_,asset_id)=url.query_pairs()
-				.find(|(id,_)|match id.as_ref(){
-					"ID"|"id"|"Id"|"iD"=>true,
-					_=>false,
-				}).ok_or_else(||StringWithError::new(s.to_owned(),RobloxAssetIdParseErr::MissingAssetId))?;
-				asset_id.parse()
-			},
-			_=>Err(StringWithError::new(s.to_owned(),RobloxAssetIdParseErr::UnknownScheme))?,
-		};
-		Ok(Self(parsed_asset_id.map_err(|e|StringWithError::new(s.to_owned(),RobloxAssetIdParseErr::ParseInt(e)))?))
-	}
-}

lib/deferred_loader/src/roblox_legacy.rs

@@ -1,112 +0,0 @@
-use std::io::Read;
-use std::collections::HashMap;
-use crate::roblox_mesh;
-use crate::texture::{RenderConfigs,Texture};
-use strafesnet_common::model::{MeshId,RenderConfig,RenderConfigId,TextureId};
-use crate::rbxassetid::RobloxAssetId;
-
-#[derive(Default)]
-pub struct RenderConfigLoader{
-	texture_count:u32,
-	render_configs:Vec<RenderConfig>,
-	render_config_id_from_asset_id:HashMap<Option<RobloxAssetId>,RenderConfigId>,
-}
-
-impl RenderConfigLoader{
-	pub fn acquire_render_config_id(&mut self,name:Option<&str>)->RenderConfigId{
-		let render_id=RenderConfigId::new(self.render_config_id_from_asset_id.len() as u32);
-		let index=name.and_then(|name|{
-			match name.parse::<RobloxAssetId>(){
-				Ok(asset_id)=>Some(asset_id),
-				Err(e)=>{
-					println!("Failed to parse AssetId: {e}");
-					None
-				},
-			}
-		});
-		*self.render_config_id_from_asset_id.entry(index).or_insert_with(||{
-			//create the render config.
-			let render_config=if name.is_some(){
-				let render_config=RenderConfig::texture(TextureId::new(self.texture_count));
-				self.texture_count+=1;
-				render_config
-			}else{
-				RenderConfig::default()
-			};
-			self.render_configs.push(render_config);
-			render_id
-		})
-	}
-}
-
-#[derive(Default)]
-pub struct MeshLoader{
-	mesh_id_from_asset_id:HashMap<Option<RobloxAssetId>,MeshId>,
-}
-
-impl MeshLoader{
-	pub fn acquire_mesh_id(&mut self,name:&str)->MeshId{
-		let mesh_id=MeshId::new(self.mesh_id_from_asset_id.len() as u32);
-		let index=match name.parse::<RobloxAssetId>(){
-			Ok(asset_id)=>Some(asset_id),
-			Err(e)=>{
-				println!("Failed to parse AssetId: {e}");
-				None
-			},
-		};
-		*self.mesh_id_from_asset_id.entry(index).or_insert(mesh_id)
-	}
-	pub fn load_meshes(&mut self)->Result<roblox_mesh::Meshes,std::io::Error>{
-		let mut mesh_data=vec![None;self.mesh_id_from_asset_id.len()];
-		for (asset_id_option,mesh_id) in &self.mesh_id_from_asset_id{
-			if let Some(asset_id)=asset_id_option{
-				if let Ok(mut file)=std::fs::File::open(format!("meshes/{}",asset_id.0)){
-					//TODO: parallel
-					let mut data=Vec::<u8>::new();
-					file.read_to_end(&mut data)?;
-					mesh_data[mesh_id.get() as usize]=Some(roblox_mesh::RobloxMeshData::new(data));
-				}else{
-					println!("[roblox_legacy] no mesh name={}",asset_id.0);
-				}
-			}
-		}
-		Ok(roblox_mesh::Meshes::new(mesh_data))
-	}
-}
-
-pub struct Loader{
-	render_config_loader:RenderConfigLoader,
-	mesh_loader:MeshLoader,
-}
-impl Loader{
-	pub fn new()->Self{
-		Self{
-			render_config_loader:RenderConfigLoader::default(),
-			mesh_loader:MeshLoader::default(),
-		}
-	}
-	pub fn get_inner_mut(&mut self)->(&mut RenderConfigLoader,&mut MeshLoader){
-		(&mut self.render_config_loader,&mut self.mesh_loader)
-	}
-	pub fn into_render_configs(mut self)->Result<RenderConfigs,std::io::Error>{
-		let mut sorted_textures=vec![None;self.render_config_loader.texture_count as usize];
-		for (asset_id_option,render_config_id) in self.render_config_loader.render_config_id_from_asset_id{
-			let render_config=self.render_config_loader.render_configs.get_mut(render_config_id.get() as usize).unwrap();
-			if let (Some(asset_id),Some(texture_id))=(asset_id_option,render_config.texture){
-				if let Ok(mut file)=std::fs::File::open(format!("textures/{}.dds",asset_id.0)){
-					//TODO: parallel
-					let mut data=Vec::<u8>::new();
-					file.read_to_end(&mut data)?;
-					sorted_textures[texture_id.get() as usize]=Some(Texture::ImageDDS(data));
-				}else{
-					//texture failed to load
-					render_config.texture=None;
-				}
-			}
-		}
-		Ok(RenderConfigs::new(
-			sorted_textures,
-			self.render_config_loader.render_configs,
-		))
-	}
-}

lib/deferred_loader/src/roblox_mesh.rs

@@ -1,30 +0,0 @@
-use strafesnet_common::model::MeshId;
-
-#[derive(Clone)]
-pub struct RobloxMeshData(Vec<u8>);
-impl RobloxMeshData{
-	pub(crate) fn new(data:Vec<u8>)->Self{
-		Self(data)
-	}
-	pub fn get(self)->Vec<u8>{
-		self.0
-	}
-}
-pub struct Meshes{
-	meshes:Vec<Option<RobloxMeshData>>,
-}
-impl Meshes{
-	pub(crate) const fn new(meshes:Vec<Option<RobloxMeshData>>)->Self{
-		Self{
-			meshes,
-		}
-	}
-	pub fn get_texture(&self,texture_id:MeshId)->Option<&RobloxMeshData>{
-		self.meshes.get(texture_id.get() as usize)?.as_ref()
-	}
-	pub fn into_iter(self)->impl Iterator<Item=(MeshId,RobloxMeshData)>{
-		self.meshes.into_iter().enumerate().filter_map(|(mesh_id,maybe_mesh)|
-			maybe_mesh.map(|mesh|(MeshId::new(mesh_id as u32),mesh))
-		)
-	}
-}

lib/deferred_loader/src/source_legacy.rs

@@ -1,102 +0,0 @@
-use std::io::Read;
-use std::collections::HashMap;
-use crate::valve_mesh;
-use crate::texture::{Texture,RenderConfigs};
-use strafesnet_common::model::{MeshId,TextureId,RenderConfig,RenderConfigId};
-
-pub struct RenderConfigLoader{
-	texture_count:u32,
-	render_configs:Vec<RenderConfig>,
-	texture_paths:HashMap<Option<Box<str>>,RenderConfigId>,
-}
-impl RenderConfigLoader{
-	pub fn acquire_render_config_id(&mut self,name:Option<&str>)->RenderConfigId{
-		let render_id=RenderConfigId::new(self.texture_paths.len() as u32);
-		*self.texture_paths.entry(name.map(Into::into)).or_insert_with(||{
-			//create the render config.
-			let render_config=if name.is_some(){
-				let render_config=RenderConfig::texture(TextureId::new(self.texture_count));
-				self.texture_count+=1;
-				render_config
-			}else{
-				RenderConfig::default()
-			};
-			self.render_configs.push(render_config);
-			render_id
-		})
-	}
-}
-pub struct MeshLoader{
-	mesh_paths:HashMap<Box<str>,MeshId>,
-}
-impl MeshLoader{
-	pub fn acquire_mesh_id(&mut self,name:&str)->MeshId{
-		let mesh_id=MeshId::new(self.mesh_paths.len() as u32);
-		*self.mesh_paths.entry(name.into()).or_insert(mesh_id)
-	}
-	//load_meshes should look like load_textures
-	pub fn load_meshes(&mut self,bsp:&vbsp::Bsp)->valve_mesh::Meshes{
-		let mut mesh_data=vec![None;self.mesh_paths.len()];
-		for (mesh_path,mesh_id) in &self.mesh_paths{
-			let mesh_path_lower=mesh_path.to_lowercase();
-			//.mdl, .vvd, .dx90.vtx
-			let path=std::path::PathBuf::from(mesh_path_lower.as_str());
-			let mut vvd_path=path.clone();
-			let mut vtx_path=path.clone();
-			vvd_path.set_extension("vvd");
-			vtx_path.set_extension("dx90.vtx");
-			match (bsp.pack.get(mesh_path_lower.as_str()),bsp.pack.get(vvd_path.as_os_str().to_str().unwrap()),bsp.pack.get(vtx_path.as_os_str().to_str().unwrap())){
-				(Ok(Some(mdl_file)),Ok(Some(vvd_file)),Ok(Some(vtx_file)))=>{
-					mesh_data[mesh_id.get() as usize]=Some(valve_mesh::ModelData{
-						mdl:valve_mesh::MdlData::new(mdl_file),
-						vtx:valve_mesh::VtxData::new(vtx_file),
-						vvd:valve_mesh::VvdData::new(vvd_file),
-					});
-				},
-				_=>println!("no model name={}",mesh_path),
-			}
-		}
-		valve_mesh::Meshes::new(mesh_data)
-	}
-}
-
-pub struct Loader{
-	render_config_loader:RenderConfigLoader,
-	mesh_loader:MeshLoader,
-}
-impl Loader{
-	pub fn new()->Self{
-		Self{
-			render_config_loader:RenderConfigLoader{
-				texture_count:0,
-				texture_paths:HashMap::new(),
-				render_configs:Vec::new(),
-			},
-			mesh_loader:MeshLoader{mesh_paths:HashMap::new()},
-		}
-	}
-	pub fn get_inner_mut(&mut self)->(&mut RenderConfigLoader,&mut MeshLoader){
-		(&mut self.render_config_loader,&mut self.mesh_loader)
-	}
-	pub fn into_render_configs(mut self)->Result<RenderConfigs,std::io::Error>{
-		let mut sorted_textures=vec![None;self.render_config_loader.texture_count as usize];
-		for (texture_path,render_config_id) in self.render_config_loader.texture_paths{
-			let render_config=self.render_config_loader.render_configs.get_mut(render_config_id.get() as usize).unwrap();
-			if let (Some(texture_path),Some(texture_id))=(texture_path,render_config.texture){
-				if let Ok(mut file)=std::fs::File::open(format!("textures/{}.dds",texture_path)){
-					//TODO: parallel
-					let mut data=Vec::<u8>::new();
-					file.read_to_end(&mut data)?;
-					sorted_textures[texture_id.get() as usize]=Some(Texture::ImageDDS(data));
-				}else{
-					//texture failed to load
-					render_config.texture=None;
-				}
-			}
-		}
-		Ok(RenderConfigs::new(
-			sorted_textures,
-			self.render_config_loader.render_configs,
-		))
-	}
-}

lib/deferred_loader/src/valve_mesh.rs

@@ -1,60 +0,0 @@
-use strafesnet_common::model::MeshId;
-
-//duplicate this code for now
-#[derive(Clone)]
-pub struct MdlData(Vec<u8>);
-impl MdlData{
-	pub const fn new(value:Vec<u8>)->Self{
-		Self(value)
-	}
-	pub fn get(self)->Vec<u8>{
-		self.0
-	}
-}
-#[derive(Clone)]
-pub struct VtxData(Vec<u8>);
-impl VtxData{
-	pub const fn new(value:Vec<u8>)->Self{
-		Self(value)
-	}
-	pub fn get(self)->Vec<u8>{
-		self.0
-	}
-}
-#[derive(Clone)]
-pub struct VvdData(Vec<u8>);
-impl VvdData{
-	pub const fn new(value:Vec<u8>)->Self{
-		Self(value)
-	}
-	pub fn get(self)->Vec<u8>{
-		self.0
-	}
-}
-
-#[derive(Clone)]
-pub struct ModelData{
-	pub mdl:MdlData,
-	pub vtx:VtxData,
-	pub vvd:VvdData,
-}
-
-//meshes is more prone to failure
-pub struct Meshes{
-	meshes:Vec<Option<ModelData>>,
-}
-impl Meshes{
-	pub(crate) const fn new(meshes:Vec<Option<ModelData>>)->Self{
-		Self{
-			meshes,
-		}
-	}
-	pub fn get_texture(&self,texture_id:MeshId)->Option<&ModelData>{
-		self.meshes.get(texture_id.get() as usize)?.as_ref()
-	}
-	pub fn into_iter(self)->impl Iterator<Item=(MeshId,ModelData)>{
-		self.meshes.into_iter().enumerate().filter_map(|(mesh_id,maybe_mesh)|
-			maybe_mesh.map(|mesh|(MeshId::new(mesh_id as u32),mesh))
-		)
-	}
-}

lib/rbx_loader/Cargo.toml

@@ -15,8 +15,10 @@ glam = "0.29.0"
 lazy-regex = "3.1.0"
 rbx_binary = { version = "0.7.4", registry = "strafesnet" }
 rbx_dom_weak = { version = "2.7.0", registry = "strafesnet" }
-rbx_mesh = "0.1.2"
+rbx_mesh = "0.2.0"
 rbx_reflection_database = { version = "0.2.10", registry = "strafesnet" }
 rbx_xml = { version = "0.13.3", registry = "strafesnet" }
+rbxassetid = { version = "0.1.0", path = "../rbxassetid" }
 roblox_emulator = { path = "../roblox_emulator", registry = "strafesnet" }
 strafesnet_common = { path = "../common", registry = "strafesnet" }
+strafesnet_deferred_loader = { version = "0.5.0", path = "../deferred_loader" }

lib/rbx_loader/src/directories.rs

@@ -0,0 +1,6 @@
+// TODO: make a directories structure like strafe client
+struct Directories{
+	textures:PathBuf,
+	meshes:PathBuf,
+	unions:PathBuf,
+}

lib/rbx_loader/src/lib.rs

@@ -3,6 +3,8 @@ use rbx_dom_weak::WeakDom;
 
 mod rbx;
 mod mesh;
+mod union;
+pub mod loader;
 mod primitives;
 
 pub mod data{
@@ -94,14 +96,4 @@ pub fn read<R:Read>(input:R)->Result<Model,ReadError>{
 
 //ConvertError
 
-pub fn convert<AcquireRenderConfigId,AcquireMeshId>(
-	dom:impl AsRef<WeakDom>,
-	acquire_render_config_id:AcquireRenderConfigId,
-	acquire_mesh_id:AcquireMeshId
-)->rbx::PartialMap1
-where
-	AcquireRenderConfigId:FnMut(Option<&str>)->strafesnet_common::model::RenderConfigId,
-	AcquireMeshId:FnMut(&str)->strafesnet_common::model::MeshId,
-{
-	rbx::convert(&dom.as_ref(),acquire_render_config_id,acquire_mesh_id)
-}
+pub use rbx::convert;

lib/rbx_loader/src/loader.rs

@@ -0,0 +1,180 @@
+use std::io::Read;
+use rbxassetid::{RobloxAssetId,RobloxAssetIdParseErr};
+use strafesnet_common::model::Mesh;
+use strafesnet_deferred_loader::{loader::Loader,texture::Texture};
+
+use crate::data::RobloxMeshBytes;
+
+fn read_entire_file(path:impl AsRef<std::path::Path>)->Result<Vec<u8>,std::io::Error>{
+	let mut file=std::fs::File::open(path)?;
+	let mut data=Vec::new();
+	file.read_to_end(&mut data)?;
+	Ok(data)
+}
+
+#[allow(dead_code)]
+#[derive(Debug)]
+pub enum TextureError{
+	Io(std::io::Error),
+	RobloxAssetIdParse(RobloxAssetIdParseErr),
+}
+impl std::fmt::Display for TextureError{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{self:?}")
+	}
+}
+impl std::error::Error for TextureError{}
+impl From<std::io::Error> for TextureError{
+	fn from(value:std::io::Error)->Self{
+		Self::Io(value)
+	}
+}
+impl From<RobloxAssetIdParseErr> for TextureError{
+	fn from(value:RobloxAssetIdParseErr)->Self{
+		Self::RobloxAssetIdParse(value)
+	}
+}
+
+pub struct TextureLoader<'a>(std::marker::PhantomData<&'a ()>);
+impl TextureLoader<'_>{
+	pub fn new()->Self{
+		Self(std::marker::PhantomData)
+	}
+}
+impl<'a> Loader for TextureLoader<'a>{
+	type Error=TextureError;
+	type Index=&'a str;
+	type Resource=Texture;
+	fn load(&mut self,index:Self::Index)->Result<Self::Resource,Self::Error>{
+		let RobloxAssetId(asset_id)=index.parse()?;
+		let file_name=format!("textures/{}.dds",asset_id);
+		let data=read_entire_file(file_name)?;
+		Ok(Texture::ImageDDS(data))
+	}
+}
+
+#[allow(dead_code)]
+#[derive(Debug)]
+pub enum MeshError{
+	Io(std::io::Error),
+	RobloxAssetIdParse(RobloxAssetIdParseErr),
+	Mesh(crate::mesh::Error),
+	Union(crate::union::Error),
+	DecodeBinary(rbx_binary::DecodeError),
+	OneChildPolicy,
+	MissingInstance,
+}
+impl std::fmt::Display for MeshError{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{self:?}")
+	}
+}
+impl std::error::Error for MeshError{}
+impl From<std::io::Error> for MeshError{
+	fn from(value:std::io::Error)->Self{
+		Self::Io(value)
+	}
+}
+impl From<RobloxAssetIdParseErr> for MeshError{
+	fn from(value:RobloxAssetIdParseErr)->Self{
+		Self::RobloxAssetIdParse(value)
+	}
+}
+impl From<crate::mesh::Error> for MeshError{
+	fn from(value:crate::mesh::Error)->Self{
+		Self::Mesh(value)
+	}
+}
+impl From<crate::union::Error> for MeshError{
+	fn from(value:crate::union::Error)->Self{
+		Self::Union(value)
+	}
+}
+impl From<rbx_binary::DecodeError> for MeshError{
+	fn from(value:rbx_binary::DecodeError)->Self{
+		Self::DecodeBinary(value)
+	}
+}
+
+#[derive(Hash,Eq,PartialEq)]
+pub enum MeshType<'a>{
+	FileMesh,
+	Union{
+		mesh_data:&'a [u8],
+		physics_data:&'a [u8],
+	},
+}
+#[derive(Hash,Eq,PartialEq)]
+pub struct MeshIndex<'a>{
+	mesh_type:MeshType<'a>,
+	content:&'a str,
+}
+impl MeshIndex<'_>{
+	pub fn file_mesh(content:&str)->MeshIndex{
+		MeshIndex{
+			mesh_type:MeshType::FileMesh,
+			content,
+		}
+	}
+	pub fn union<'a>(
+		content:&'a str,
+		mesh_data:&'a [u8],
+		physics_data:&'a [u8],
+	)->MeshIndex<'a>{
+		MeshIndex{
+			mesh_type:MeshType::Union{mesh_data,physics_data},
+			content,
+		}
+	}
+}
+
+pub struct MeshLoader<'a>(std::marker::PhantomData<&'a ()>);
+impl MeshLoader<'_>{
+	pub fn new()->Self{
+		Self(std::marker::PhantomData)
+	}
+}
+impl<'a> Loader for MeshLoader<'a>{
+	type Error=MeshError;
+	type Index=MeshIndex<'a>;
+	type Resource=Mesh;
+	fn load(&mut self,index:Self::Index)->Result<Self::Resource,Self::Error>{
+		let mesh=match index.mesh_type{
+			MeshType::FileMesh=>{
+				let RobloxAssetId(asset_id)=index.content.parse()?;
+				let file_name=format!("meshes/{}",asset_id);
+				let data=read_entire_file(file_name)?;
+				crate::mesh::convert(RobloxMeshBytes::new(data))?
+			},
+			MeshType::Union{mut physics_data,mut mesh_data}=>{
+				// decode asset
+				if !index.content.is_empty()&&(physics_data.is_empty()||mesh_data.is_empty()){
+					let RobloxAssetId(asset_id)=index.content.parse()?;
+					let file_name=format!("unions/{}",asset_id);
+					let data=read_entire_file(file_name)?;
+					let dom=rbx_binary::from_reader(std::io::Cursor::new(data))?;
+					let &[referent]=dom.root().children()else{
+						return Err(MeshError::OneChildPolicy);
+					};
+					let Some(instance)=dom.get_by_ref(referent)else{
+						return Err(MeshError::MissingInstance);
+					};
+					if physics_data.is_empty(){
+						if let Some(rbx_dom_weak::types::Variant::BinaryString(data))=instance.properties.get("PhysicsData"){
+							physics_data=data.as_ref();
+						}
+					}
+					if mesh_data.is_empty(){
+						if let Some(rbx_dom_weak::types::Variant::BinaryString(data))=instance.properties.get("MeshData"){
+							mesh_data=data.as_ref();
+						}
+					}
+					crate::union::convert(physics_data,mesh_data)?
+				}else{
+					crate::union::convert(physics_data,mesh_data)?
+				}
+			},
+		};
+		Ok(mesh)
+	}
+}

lib/rbx_loader/src/mesh.rs

@@ -1,7 +1,7 @@
 use std::collections::HashMap;
 
-use rbx_mesh::mesh::{Vertex2, Vertex2Truncated};
-use strafesnet_common::{integer::vec3,model::{self, ColorId, IndexedVertex, NormalId, PolygonGroup, PolygonList, PositionId, TextureCoordinateId, VertexId}};
+use rbx_mesh::mesh::{Vertex2,Vertex2Truncated};
+use strafesnet_common::{integer::vec3,model::{self,ColorId,IndexedVertex,NormalId,PolygonGroup,PolygonList,PositionId,RenderConfigId,TextureCoordinateId,VertexId}};
 
 #[allow(dead_code)]
 #[derive(Debug)]
@@ -205,7 +205,13 @@ pub fn convert(roblox_mesh_bytes:crate::data::RobloxMeshBytes)->Result<model::Me
 		unique_vertices,
 		polygon_groups,
 		//these should probably be moved to the model...
-		graphics_groups:Vec::new(),
+		//but what if models want to use the same texture
+		graphics_groups:vec![model::IndexedGraphicsGroup{
+			render:RenderConfigId::new(0),
+			//the lowest lod is highest quality
+			groups:vec![model::PolygonGroupId::new(0)]
+		}],
+		//disable physics
 		physics_groups:Vec::new(),
 	})
 }

lib/rbx_loader/src/rbx.rs

@@ -1,4 +1,5 @@
 use std::collections::HashMap;
+use crate::loader::MeshIndex;
 use crate::primitives;
 use strafesnet_common::map;
 use strafesnet_common::model;
@@ -8,6 +9,9 @@ use strafesnet_common::gameplay_attributes as attr;
 use strafesnet_common::integer::{self,vec3,Planar64,Planar64Vec3,Planar64Mat3,Planar64Affine3};
 use strafesnet_common::model::RenderConfigId;
 use strafesnet_common::updatable::Updatable;
+use strafesnet_deferred_loader::deferred_loader::{RenderConfigDeferredLoader,MeshDeferredLoader};
+use strafesnet_deferred_loader::mesh::Meshes;
+use strafesnet_deferred_loader::texture::{RenderConfigs,Texture};
 
 fn class_is_a(class: &str, superclass: &str) -> bool {
 	if class==superclass {
@@ -403,52 +407,130 @@ enum RobloxBasePartDescription{
 	Wedge(RobloxWedgeDescription),
 	CornerWedge(RobloxCornerWedgeDescription),
 }
+fn get_texture_description<'a>(
+	temp_objects:&mut Vec<rbx_dom_weak::types::Ref>,
+	render_config_deferred_loader:&mut RenderConfigDeferredLoader<&'a str>,
+	dom:&'a rbx_dom_weak::WeakDom,
+	object:&rbx_dom_weak::Instance,
+	size:&rbx_dom_weak::types::Vector3,
+)->RobloxPartDescription{
+	//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(temp_objects,&dom,object,"Decal");
+	for &mut 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"),
+		) {
+			let render_id=render_config_deferred_loader.acquire_render_config_id(Some(content.as_ref()));
+				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
+								_=>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{
+						render:render_id,
+						color:roblox_texture_color,
+						transform:roblox_texture_transform,
+					});
+				}else{
+					println!("NormalId={} is invalid",normal_id);
+				}
+			}
+		}
+	}
+	part_texture_description
+}
 enum Shape{
 	Primitive(primitives::Primitives),
 	MeshPart,
+	PhysicsData,
 }
 enum MeshAvailability{
 	Immediate,
-	Deferred(RenderConfigId),
+	DeferredMesh(RenderConfigId),
+	DeferredUnion(RobloxPartDescription),
 }
-struct DeferredModelDeferredAttributes{
+struct DeferredModelDeferredAttributes<'a>{
 	render:RenderConfigId,
-	model:ModelDeferredAttributes,
+	model:ModelDeferredAttributes<'a>,
 }
-struct ModelDeferredAttributes{
+struct ModelDeferredAttributes<'a>{
 	mesh:model::MeshId,
-	deferred_attributes:GetAttributesArgs,
+	deferred_attributes:GetAttributesArgs<'a>,
 	color:model::Color4,//transparency is in here
 	transform:Planar64Affine3,
 }
+struct DeferredUnionDeferredAttributes<'a>{
+	render:RobloxPartDescription,
+	model:ModelDeferredAttributes<'a>,
+}
 struct ModelOwnedAttributes{
 	mesh:model::MeshId,
 	attributes:attr::CollisionAttributes,
 	color:model::Color4,//transparency is in here
 	transform:Planar64Affine3,
 }
-struct GetAttributesArgs{
-	name:Box<str>,
+struct GetAttributesArgs<'a>{
+	name:&'a str,
 	can_collide:bool,
 	velocity:Planar64Vec3,
 }
-pub fn convert<AcquireRenderConfigId,AcquireMeshId>(
-	dom:&rbx_dom_weak::WeakDom,
-	mut acquire_render_config_id:AcquireRenderConfigId,
-	mut acquire_mesh_id:AcquireMeshId,
-)->PartialMap1
-where
-	AcquireRenderConfigId:FnMut(Option<&str>)->model::RenderConfigId,
-	AcquireMeshId:FnMut(&str)->model::MeshId,
-{
-
+pub fn convert<'a>(
+	dom:&'a rbx_dom_weak::WeakDom,
+	render_config_deferred_loader:&mut RenderConfigDeferredLoader<&'a str>,
+	mesh_deferred_loader:&mut MeshDeferredLoader<MeshIndex<'a>>,
+)->PartialMap1<'a>{
 	let mut deferred_models_deferred_attributes=Vec::new();
+	let mut deferred_unions_deferred_attributes=Vec::new();
 	let mut primitive_models_deferred_attributes=Vec::new();
 	let mut primitive_meshes=Vec::new();
 	let mut mesh_id_from_description=HashMap::new();
 
 	//just going to leave it like this for now instead of reworking the data structures for this whole thing
-	let textureless_render_group=acquire_render_config_id(None);
+	let textureless_render_group=render_config_deferred_loader.acquire_render_config_id(None);
 
 	let mut object_refs=Vec::new();
 	let mut temp_objects=Vec::new();
@@ -471,7 +553,7 @@ where
 					object.properties.get("CanCollide"),
 				)
 			{
-				let model_transform=planar64_affine3_from_roblox(cf,size);
+				let mut model_transform=planar64_affine3_from_roblox(cf,size);
 
 				if model_transform.matrix3.det().is_zero(){
 					let mut parent_ref=object.parent();
@@ -503,6 +585,7 @@ where
 					"WedgePart"=>Shape::Primitive(primitives::Primitives::Wedge),
 					"CornerWedgePart"=>Shape::Primitive(primitives::Primitives::CornerWedge),
 					"MeshPart"=>Shape::MeshPart,
+					"UnionOperation"=>Shape::PhysicsData,
 					_=>{
 						println!("Unsupported BasePart ClassName={}; defaulting to cube",object.class);
 						Shape::Primitive(primitives::Primitives::Cube)
@@ -511,74 +594,8 @@ where
 
 				let (availability,mesh_id)=match shape{
 					Shape::Primitive(primitive_shape)=>{
-						//TODO: TAB TAB
-				//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"),
-						) {
-							let render_id=acquire_render_config_id(Some(content.as_ref()));
-								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
-												_=>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{
-										render:render_id,
-										color:roblox_texture_color,
-										transform:roblox_texture_transform,
-									});
-								}else{
-									println!("NormalId={} unsupported for shape={:?}",normal_id,primitive_shape);
-								}
-						}
-					}
-				}
+				//TODO: TAB TAB
+				let part_texture_description=get_texture_description(&mut temp_objects,render_config_deferred_loader,dom,object,size);
 				//obscure rust syntax "slice pattern"
 				let [
 					f0,//Cube::Right
@@ -691,29 +708,54 @@ where
 						object.properties.get("TextureID"),
 					){
 						(
-							MeshAvailability::Deferred(acquire_render_config_id(Some(texture_asset_id.as_ref()))),
-							acquire_mesh_id(mesh_asset_id.as_ref()),
+							MeshAvailability::DeferredMesh(render_config_deferred_loader.acquire_render_config_id(Some(texture_asset_id.as_ref()))),
+							mesh_deferred_loader.acquire_mesh_id(MeshIndex::file_mesh(mesh_asset_id.as_ref())),
 						)
 					}else{
 						panic!("Mesh has no Mesh or Texture");
 					},
+					Shape::PhysicsData=>{
+						//The union mesh is sized already
+						model_transform=planar64_affine3_from_roblox(cf,&rbx_dom_weak::types::Vector3{x:2.0,y:2.0,z:2.0});
+
+						let mut content="";
+						let mut mesh_data:&[u8]=&[];
+						let mut physics_data:&[u8]=&[];
+						if let Some(rbx_dom_weak::types::Variant::Content(asset_id))=object.properties.get("AssetId"){
+							content=asset_id.as_ref();
+						}
+						if let Some(rbx_dom_weak::types::Variant::BinaryString(data))=object.properties.get("MeshData"){
+							mesh_data=data.as_ref();
+						}
+						if let Some(rbx_dom_weak::types::Variant::BinaryString(data))=object.properties.get("PhysicsData"){
+							physics_data=data.as_ref();
+						}
+						let part_texture_description=get_texture_description(&mut temp_objects,render_config_deferred_loader,dom,object,size);
+						let mesh_index=MeshIndex::union(content,mesh_data,physics_data);
+						let mesh_id=mesh_deferred_loader.acquire_mesh_id(mesh_index);
+						(MeshAvailability::DeferredUnion(part_texture_description),mesh_id)
+					},
 				};
 				let model_deferred_attributes=ModelDeferredAttributes{
 					mesh:mesh_id,
 					transform:model_transform,
 					color:glam::vec4(color3.r as f32/255f32, color3.g as f32/255f32, color3.b as f32/255f32, 1.0-*transparency),
 					deferred_attributes:GetAttributesArgs{
-						name:object.name.as_str().into(),
+						name:object.name.as_str(),
 						can_collide:*can_collide,
 						velocity:vec3::try_from_f32_array([velocity.x,velocity.y,velocity.z]).unwrap(),
 					},
 				};
 				match availability{
 					MeshAvailability::Immediate=>primitive_models_deferred_attributes.push(model_deferred_attributes),
-					MeshAvailability::Deferred(render)=>deferred_models_deferred_attributes.push(DeferredModelDeferredAttributes{
+					MeshAvailability::DeferredMesh(render)=>deferred_models_deferred_attributes.push(DeferredModelDeferredAttributes{
 						render,
 						model:model_deferred_attributes
 					}),
+					MeshAvailability::DeferredUnion(part_texture_description)=>deferred_unions_deferred_attributes.push(DeferredUnionDeferredAttributes{
+						render:part_texture_description,
+						model:model_deferred_attributes,
+					}),
 				}
 			}
 		}
@@ -722,21 +764,23 @@ where
 		primitive_meshes,
 		primitive_models_deferred_attributes,
 		deferred_models_deferred_attributes,
+		deferred_unions_deferred_attributes,
 	}
 }
 struct MeshWithAabb{
 	mesh:model::Mesh,
 	aabb:strafesnet_common::aabb::Aabb,
 }
-pub struct PartialMap1{
+pub struct PartialMap1<'a>{
 	primitive_meshes:Vec<model::Mesh>,
-	primitive_models_deferred_attributes:Vec<ModelDeferredAttributes>,
-	deferred_models_deferred_attributes:Vec<DeferredModelDeferredAttributes>,
+	primitive_models_deferred_attributes:Vec<ModelDeferredAttributes<'a>>,
+	deferred_models_deferred_attributes:Vec<DeferredModelDeferredAttributes<'a>>,
+	deferred_unions_deferred_attributes:Vec<DeferredUnionDeferredAttributes<'a>>,
 }
-impl PartialMap1{
+impl PartialMap1<'_>{
 	pub fn add_meshpart_meshes_and_calculate_attributes(
 		mut self,
-		meshpart_meshes:impl IntoIterator<Item=(model::MeshId,crate::data::RobloxMeshBytes)>,
+		meshpart_meshes:Meshes,
 	)->PartialMap2{
 		//calculate attributes
 		let mut modes_builder=ModesBuilder::default();
@@ -749,24 +793,16 @@ impl PartialMap1{
 		//decode roblox meshes
 		//generate mesh_id_map based on meshes that failed to load
 		let loaded_meshes:HashMap<model::MeshId,MeshWithAabb>=
-		meshpart_meshes.into_iter().flat_map(|(old_mesh_id,roblox_mesh_bytes)|
-			match crate::mesh::convert(roblox_mesh_bytes){
-				Ok(mesh)=>{
-					let mut aabb=strafesnet_common::aabb::Aabb::default();
-					for &pos in &mesh.unique_pos{
-						aabb.grow(pos);
-					}
-					Some((old_mesh_id,MeshWithAabb{
-						mesh,
-						aabb,
-					}))
-				},
-				Err(e)=>{
-					println!("Error converting mesh: {e:?}");
-					None
-				},
+		meshpart_meshes.consume().map(|(old_mesh_id,mesh)|{
+			let mut aabb=strafesnet_common::aabb::Aabb::default();
+			for &pos in &mesh.unique_pos{
+				aabb.grow(pos);
 			}
-		).collect();
+			(old_mesh_id,MeshWithAabb{
+				mesh,
+				aabb,
+			})
+		}).collect();
 
 		let mut mesh_id_from_render_config_id=HashMap::new();
 		//ignore meshes that fail to load completely for now
@@ -776,12 +812,10 @@ impl PartialMap1{
 				.entry(render).or_insert_with(||{
 					let mesh_id=model::MeshId::new(self.primitive_meshes.len() as u32);
 					let mut mesh_clone=mesh_with_aabb.mesh.clone();
-					//add a render group lool
-					mesh_clone.graphics_groups.push(model::IndexedGraphicsGroup{
-						render,
-						//the lowest lod is highest quality
-						groups:vec![model::PolygonGroupId::new(0)]
-					});
+					//set the render group lool
+					if let Some(graphics_group)=mesh_clone.graphics_groups.first_mut(){
+						graphics_group.render=render;
+					}
 					self.primitive_meshes.push(mesh_clone);
 					mesh_id
 				}),
@@ -879,11 +913,11 @@ pub struct PartialMap2{
 impl PartialMap2{
 	pub fn add_render_configs_and_textures(
 		self,
-		render_configs:impl IntoIterator<Item=(model::RenderConfigId,model::RenderConfig)>,
-		textures:impl IntoIterator<Item=(model::TextureId,Vec<u8>)>,
+		render_configs:RenderConfigs,
 	)->map::CompleteMap{
+		let (textures,render_configs)=render_configs.consume();
 		let (textures,texture_id_map):(Vec<Vec<u8>>,HashMap<model::TextureId,model::TextureId>)
-		=textures.into_iter().enumerate().map(|(new_texture_id,(old_texture_id,texture))|{
+		=textures.into_iter().enumerate().map(|(new_texture_id,(old_texture_id,Texture::ImageDDS(texture)))|{
 			(texture,(old_texture_id,model::TextureId::new(new_texture_id as u32)))
 		}).unzip();
 		let render_configs=render_configs.into_iter().map(|(_render_config_id,mut render_config)|{

lib/rbx_loader/src/union.rs

@@ -0,0 +1,143 @@
+use std::collections::HashMap;
+
+use strafesnet_common::model::{self, ColorId, IndexedVertex, NormalId, PolygonGroup, PolygonGroupId, PolygonList, PositionId, RenderConfigId, TextureCoordinateId, VertexId};
+use strafesnet_common::integer::vec3;
+
+#[allow(dead_code)]
+#[derive(Debug)]
+pub enum Error{
+	Block,
+	NotSupposedToHappen,
+	MissingVertexId(u32),
+	Planar64Vec3(strafesnet_common::integer::Planar64TryFromFloatError),
+	RobloxPhysicsData(rbx_mesh::physics_data::Error),
+	RobloxMeshData(rbx_mesh::mesh_data::Error),
+}
+impl std::fmt::Display for Error{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{self:?}")
+	}
+}
+
+impl std::error::Error for Error{}
+pub fn convert(roblox_physics_data:&[u8],roblox_mesh_data:&[u8])->Result<model::Mesh,Error>{
+	match (roblox_physics_data,roblox_mesh_data){
+		(b"",b"")=>return Err(Error::Block),
+		(b"",_)
+		|(_,b"")=>return Err(Error::NotSupposedToHappen),
+		_=>(),
+	}
+
+	// graphical
+	let mesh_data=rbx_mesh::read_mesh_data_versioned(
+		std::io::Cursor::new(roblox_mesh_data)
+	).map_err(Error::RobloxMeshData)?;
+	let graphics_mesh=match mesh_data{
+		rbx_mesh::mesh_data::CSGPHS::CSGK(_)=>return Err(Error::NotSupposedToHappen),
+		rbx_mesh::mesh_data::CSGPHS::CSGPHS2(mesh_data2)=>mesh_data2.mesh,
+		rbx_mesh::mesh_data::CSGPHS::CSGPHS4(mesh_data4)=>mesh_data4.mesh,
+	};
+
+	// physical
+	let physics_data=rbx_mesh::read_physics_data(
+		std::io::Cursor::new(roblox_physics_data)
+	).map_err(Error::RobloxPhysicsData)?;
+	let physics_convex_meshes=match physics_data{
+		rbx_mesh::physics_data::PhysicsData::CSGK(_)
+		// have not seen this format in practice
+		|rbx_mesh::physics_data::PhysicsData::CSGPHS(rbx_mesh::physics_data::CSGPHS::Block)
+		=>return Err(Error::NotSupposedToHappen),
+		rbx_mesh::physics_data::PhysicsData::CSGPHS(rbx_mesh::physics_data::CSGPHS::Meshes(meshes))
+		=>meshes.meshes,
+		rbx_mesh::physics_data::PhysicsData::CSGPHS(rbx_mesh::physics_data::CSGPHS::PhysicsInfoMesh(pim))
+		=>vec![pim.mesh],
+	};
+	let mut unique_pos=Vec::new();
+	let mut pos_id_from=HashMap::new();
+	let mut unique_tex=Vec::new();
+	let mut tex_id_from=HashMap::new();
+	let mut unique_normal=Vec::new();
+	let mut normal_id_from=HashMap::new();
+	let mut unique_color=Vec::new();
+	let mut color_id_from=HashMap::new();
+	let mut unique_vertices=Vec::new();
+	let mut vertex_id_from=HashMap::new();
+	let mut acquire_pos_id=|pos|{
+		let p=vec3::try_from_f32_array(pos).map_err(Error::Planar64Vec3)?;
+		Ok(*pos_id_from.entry(p).or_insert_with(||{
+			let pos_id=PositionId::new(unique_pos.len() as u32);
+			unique_pos.push(p);
+			pos_id
+		}))
+	};
+	let mut acquire_tex_id=|tex|{
+		let h=bytemuck::cast::<[f32;2],[u32;2]>(tex);
+		*tex_id_from.entry(h).or_insert_with(||{
+			let tex_id=TextureCoordinateId::new(unique_tex.len() as u32);
+			unique_tex.push(glam::Vec2::from_array(tex));
+			tex_id
+		})
+	};
+	let mut acquire_normal_id=|normal|{
+		let n=vec3::try_from_f32_array(normal).map_err(Error::Planar64Vec3)?;
+		Ok(*normal_id_from.entry(n).or_insert_with(||{
+			let normal_id=NormalId::new(unique_normal.len() as u32);
+			unique_normal.push(n);
+			normal_id
+		}))
+	};
+	let mut acquire_color_id=|color|{
+		let h=bytemuck::cast::<[f32;4],[u32;4]>(color);
+		*color_id_from.entry(h).or_insert_with(||{
+			let color_id=ColorId::new(unique_color.len() as u32);
+			unique_color.push(glam::Vec4::from_array(color));
+			color_id
+		})
+	};
+	let mut acquire_vertex_id=|vertex:IndexedVertex|{
+		*vertex_id_from.entry(vertex.clone()).or_insert_with(||{
+			let vertex_id=VertexId::new(unique_vertices.len() as u32);
+			unique_vertices.push(vertex);
+			vertex_id
+		})
+	};
+	let color=acquire_color_id([1.0f32;4]);
+	let tex=acquire_tex_id([0.0f32;2]);
+	let polygon_groups:Vec<PolygonGroup>=physics_convex_meshes.into_iter().map(|mesh|{
+		Ok(PolygonGroup::PolygonList(PolygonList::new(mesh.faces.into_iter().map(|[vertex_id0,vertex_id1,vertex_id2]|{
+			let v0=mesh.vertices.get(vertex_id0.0 as usize).ok_or(Error::MissingVertexId(vertex_id0.0))?;
+			let v1=mesh.vertices.get(vertex_id1.0 as usize).ok_or(Error::MissingVertexId(vertex_id1.0))?;
+			let v2=mesh.vertices.get(vertex_id2.0 as usize).ok_or(Error::MissingVertexId(vertex_id2.0))?;
+			let vertex_norm=(glam::Vec3::from_slice(v1)-glam::Vec3::from_slice(v0))
+			          .cross(glam::Vec3::from_slice(v2)-glam::Vec3::from_slice(v0)).to_array();
+			let mut ingest_vertex_id=|&vertex_pos:&[f32;3]|Ok(acquire_vertex_id(IndexedVertex{
+				pos:acquire_pos_id(vertex_pos)?,
+				tex,
+				normal:acquire_normal_id(vertex_norm)?,
+				color,
+			}));
+			Ok(vec![
+				ingest_vertex_id(v0)?,
+				ingest_vertex_id(v1)?,
+				ingest_vertex_id(v2)?,
+			])
+		}).collect::<Result<_,_>>()?)))
+	}).collect::<Result<_,_>>()?;
+	let graphics_groups=vec![model::IndexedGraphicsGroup{
+		render:RenderConfigId::new(0),
+		groups:(0..polygon_groups.len()).map(|id|PolygonGroupId::new(id as u32)).collect()
+	}];
+	let physics_groups=(0..polygon_groups.len()).map(|id|model::IndexedPhysicsGroup{
+		groups:vec![PolygonGroupId::new(id as u32)]
+	}).collect();
+	Ok(model::Mesh{
+		unique_pos,
+		unique_normal,
+		unique_tex,
+		unique_color,
+		unique_vertices,
+		polygon_groups,
+		graphics_groups,
+		physics_groups,
+	})
+}

lib/rbxassetid/Cargo.toml

@@ -0,0 +1,7 @@
+[package]
+name = "rbxassetid"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+url = "2.5.4"

lib/rbxassetid/src/lib.rs

@@ -0,0 +1,35 @@
+#[derive(Clone,Copy,Debug,Hash,Eq,PartialEq)]
+pub struct RobloxAssetId(pub u64);
+#[derive(Debug)]
+pub enum RobloxAssetIdParseErr{
+	Url(url::ParseError),
+	UnknownScheme,
+	ParseInt(std::num::ParseIntError),
+	MissingAssetId,
+	MissingIDQueryParam,
+}
+impl std::fmt::Display for RobloxAssetIdParseErr{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{self:?}")
+	}
+}
+impl std::error::Error for RobloxAssetIdParseErr{}
+impl std::str::FromStr for RobloxAssetId{
+	type Err=RobloxAssetIdParseErr;
+	fn from_str(s:&str)->Result<Self,Self::Err>{
+		let url=url::Url::parse(s).map_err(RobloxAssetIdParseErr::Url)?;
+		let parsed_asset_id=match url.scheme(){
+			"rbxassetid"=>url.domain().ok_or(RobloxAssetIdParseErr::MissingAssetId)?.parse(),
+			"http"|"https"=>{
+				let (_,asset_id)=url.query_pairs()
+				.find(|(id,_)|match id.as_ref(){
+					"ID"|"id"|"Id"|"iD"=>true,
+					_=>false,
+				}).ok_or(RobloxAssetIdParseErr::MissingIDQueryParam)?;
+				asset_id.parse()
+			},
+			_=>Err(RobloxAssetIdParseErr::UnknownScheme)?,
+		};
+		Ok(Self(parsed_asset_id.map_err(RobloxAssetIdParseErr::ParseInt)?))
+	}
+}

strafe-client/Cargo.toml

@@ -21,7 +21,7 @@ parking_lot = "0.12.1"
 pollster = "0.4.0"
 strafesnet_bsp_loader = { path = "../lib/bsp_loader", registry = "strafesnet", optional = true }
 strafesnet_common = { path = "../lib/common", registry = "strafesnet" }
-strafesnet_deferred_loader = { path = "../lib/deferred_loader", features = ["legacy"], registry = "strafesnet", optional = true }
+strafesnet_deferred_loader = { path = "../lib/deferred_loader", registry = "strafesnet", optional = true }
 strafesnet_graphics = { path = "../engine/graphics", registry = "strafesnet" }
 strafesnet_physics = { path = "../engine/physics", registry = "strafesnet" }
 strafesnet_rbx_loader = { path = "../lib/rbx_loader", registry = "strafesnet", optional = true }

strafe-client/src/file.rs

@@ -1,5 +1,8 @@
 use std::io::Read;
 
+#[cfg(any(feature="roblox",feature="source"))]
+use strafesnet_deferred_loader::deferred_loader::{LoadFailureMode,MeshDeferredLoader,RenderConfigDeferredLoader};
+
 #[allow(dead_code)]
 #[derive(Debug)]
 pub enum ReadError{
@@ -65,7 +68,14 @@ pub fn read<R:Read+std::io::Seek>(input:R)->Result<ReadFormat,ReadError>{
 pub enum LoadError{
 	ReadError(ReadError),
 	File(std::io::Error),
-	Io(std::io::Error),
+	#[cfg(feature="roblox")]
+	LoadRobloxMesh(strafesnet_rbx_loader::loader::MeshError),
+	#[cfg(feature="roblox")]
+	LoadRobloxTexture(strafesnet_rbx_loader::loader::TextureError),
+	#[cfg(feature="source")]
+	LoadSourceMesh(strafesnet_bsp_loader::loader::MeshError),
+	#[cfg(feature="source")]
+	LoadSourceTexture(strafesnet_bsp_loader::loader::TextureError),
 }
 impl std::fmt::Display for LoadError{
 	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
@@ -94,73 +104,47 @@ pub fn load<P:AsRef<std::path::Path>>(path:P)->Result<LoadFormat,LoadError>{
 			let mut place=model.into_place();
 			place.run_scripts();
 
-			let mut loader=strafesnet_deferred_loader::roblox_legacy();
-
-			let (texture_loader,mesh_loader)=loader.get_inner_mut();
+			let mut texture_deferred_loader=RenderConfigDeferredLoader::new();
+			let mut mesh_deferred_loader=MeshDeferredLoader::new();
 
 			let map_step1=strafesnet_rbx_loader::convert(
-				&place,
-				|name|texture_loader.acquire_render_config_id(name),
-				|name|mesh_loader.acquire_mesh_id(name),
+				place.as_ref(),
+				&mut texture_deferred_loader,
+				&mut mesh_deferred_loader,
 			);
 
-			let meshpart_meshes=mesh_loader.load_meshes().map_err(LoadError::Io)?;
+			let mut mesh_loader=strafesnet_rbx_loader::loader::MeshLoader::new();
+			let meshpart_meshes=mesh_deferred_loader.into_meshes(&mut mesh_loader,LoadFailureMode::DefaultToNone).map_err(LoadError::LoadRobloxMesh)?;
 
-			let map_step2=map_step1.add_meshpart_meshes_and_calculate_attributes(
-				meshpart_meshes.into_iter().map(|(mesh_id,loader_model)|
-					(mesh_id,strafesnet_rbx_loader::data::RobloxMeshBytes::new(loader_model.get()))
-				)
-			);
+			let map_step2=map_step1.add_meshpart_meshes_and_calculate_attributes(meshpart_meshes);
 
-			let (textures,render_configs)=loader.into_render_configs().map_err(LoadError::Io)?.consume();
+			let mut texture_loader=strafesnet_rbx_loader::loader::TextureLoader::new();
+			let render_configs=texture_deferred_loader.into_render_configs(&mut texture_loader,LoadFailureMode::DefaultToNone).map_err(LoadError::LoadRobloxTexture)?;
 
-			let map=map_step2.add_render_configs_and_textures(
-				render_configs.into_iter(),
-				textures.into_iter().map(|(texture_id,texture)|
-					(texture_id,match texture{
-						strafesnet_deferred_loader::texture::Texture::ImageDDS(data)=>data,
-					})
-				)
-			);
+			let map=map_step2.add_render_configs_and_textures(render_configs);
 
 			Ok(LoadFormat::Map(map))
 		},
 		#[cfg(feature="source")]
 		ReadFormat::Source(bsp)=>{
-			let mut loader=strafesnet_deferred_loader::source_legacy();
-
-			let (texture_loader,mesh_loader)=loader.get_inner_mut();
+			let mut texture_deferred_loader=RenderConfigDeferredLoader::new();
+			let mut mesh_deferred_loader=MeshDeferredLoader::new();
 
 			let map_step1=strafesnet_bsp_loader::convert(
 				&bsp,
-				|name|texture_loader.acquire_render_config_id(name),
-				|name|mesh_loader.acquire_mesh_id(name),
+				&mut texture_deferred_loader,
+				&mut mesh_deferred_loader,
 			);
 
-			let prop_meshes=mesh_loader.load_meshes(bsp.as_ref());
+			let mut mesh_loader=strafesnet_bsp_loader::loader::MeshLoader::new(&bsp,&mut texture_deferred_loader);
+			let prop_meshes=mesh_deferred_loader.into_meshes(&mut mesh_loader,LoadFailureMode::DefaultToNone).map_err(LoadError::LoadSourceMesh)?;
 
-			let map_step2=map_step1.add_prop_meshes(
-				//the type conflagulator 9000
-				prop_meshes.into_iter().map(|(mesh_id,loader_model)|
-					(mesh_id,strafesnet_bsp_loader::data::ModelData{
-						mdl:strafesnet_bsp_loader::data::MdlData::new(loader_model.mdl.get()),
-						vtx:strafesnet_bsp_loader::data::VtxData::new(loader_model.vtx.get()),
-						vvd:strafesnet_bsp_loader::data::VvdData::new(loader_model.vvd.get()),
-					})
-				),
-				|name|texture_loader.acquire_render_config_id(name),
-			);
+			let map_step2=map_step1.add_prop_meshes(prop_meshes);
 
-			let (textures,render_configs)=loader.into_render_configs().map_err(LoadError::Io)?.consume();
+			let mut texture_loader=strafesnet_bsp_loader::loader::TextureLoader::new();
+			let render_configs=texture_deferred_loader.into_render_configs(&mut texture_loader,LoadFailureMode::DefaultToNone).map_err(LoadError::LoadSourceTexture)?;
 
-			let map=map_step2.add_render_configs_and_textures(
-				render_configs.into_iter(),
-				textures.into_iter().map(|(texture_id,texture)|
-					(texture_id,match texture{
-						strafesnet_deferred_loader::texture::Texture::ImageDDS(data)=>data,
-					})
-				),
-			);
+			let map=map_step2.add_render_configs_and_textures(render_configs);
 
 			Ok(LoadFormat::Map(map))
 		},

tools/meshes

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

tools/textures

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