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bsp_loader: deduplicate graphics groups by render id

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This commit is contained in:
Quaternions 2025-02-04 09:48:57 -08:00
parent 6c81fc43bb
commit c6f31a3eb5
1 changed files with 14 additions and 10 deletions

24
lib/bsp_loader/src/bsp.rs

@ -72,7 +72,7 @@ pub fn convert<'a>(
let color=mb.acquire_color_id(glam::Vec4::ONE);
let mut graphics_groups=Vec::new();
let mut physics_group=model::IndexedPhysicsGroup::default();
let mut render_id_to_graphics_group_id=std::collections::HashMap::new();
let polygon_groups=world_model.faces().enumerate().map(|(polygon_group_id,face)|{
let polygon_group_id=model::PolygonGroupId::new(polygon_group_id as u32);
let face_texture=face.texture();
@ -81,10 +81,6 @@ pub fn convert<'a>(
let texture_transform_u=glam::Vec4::from_array(face_texture.texture_transforms_u)/(face_texture_data.width as f32);
let texture_transform_v=glam::Vec4::from_array(face_texture.texture_transforms_v)/(face_texture_data.height as f32);
//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=render_config_deferred_loader.acquire_render_config_id(Some(Cow::Borrowed(face_texture_data.name())));
//normal
let normal=mb.acquire_normal_id(valve_transform(face.normal().into()));
let mut polygon_iter=face.vertex_positions().map(|vertex_position|
@ -102,11 +98,19 @@ pub fn convert<'a>(
).to_vec()
}).collect();
if face.is_visible(){
//TODO: deduplicate graphics groups by render id
graphics_groups.push(model::IndexedGraphicsGroup{
render:render_id,
groups:vec![polygon_group_id],
})
//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=render_config_deferred_loader.acquire_render_config_id(Some(Cow::Borrowed(face_texture_data.name())));
//deduplicate graphics groups by render id
let graphics_group_id=*render_id_to_graphics_group_id.entry(render_id).or_insert_with(||{
let graphics_group_id=graphics_groups.len();
graphics_groups.push(model::IndexedGraphicsGroup{
render:render_id,
groups:vec![],
});
graphics_group_id
});
graphics_groups[graphics_group_id].groups.push(polygon_group_id);
}
model::PolygonGroup::PolygonList(model::PolygonList::new(polygon_list))
}).collect();