strafe-project/lib/deferred_loader/src/roblox_legacy.rs

113 lines
3.5 KiB
Rust

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,
))
}
}