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functionate valve_transform + vectorize texture coordinate calculation

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Quaternions 2024-01-09 14:10:36 -08:00
parent ddd1a9a88c
commit fe2478ce79
1 changed files with 10 additions and 6 deletions
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16
src/load_bsp.rs
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@ -1,4 +1,7 @@
const VALVE_SCALE:f32=1.0/16.0; const VALVE_SCALE:f32=1.0/16.0;
fn valve_transform(v:[f32;3])->crate::integer::Planar64Vec3{
crate::integer::Planar64Vec3::try_from([v[0]*VALVE_SCALE,v[2]*VALVE_SCALE,v[1]*VALVE_SCALE]).unwrap()
}
pub fn generate_indexed_models<R:std::io::Read+std::io::Seek>(input:&mut R)->Result<crate::model::IndexedModelInstances,vbsp::BspError>{ pub fn generate_indexed_models<R:std::io::Read+std::io::Seek>(input:&mut R)->Result<crate::model::IndexedModelInstances,vbsp::BspError>{
let mut s=Vec::new(); let mut s=Vec::new();
@ -31,8 +34,9 @@ pub fn generate_indexed_models<R:std::io::Read+std::io::Seek>(input:&mut R)->Res
.map(|face|{ .map(|face|{
let face_texture=face.texture(); let face_texture=face.texture();
let face_texture_data=face_texture.texture_data(); let face_texture_data=face_texture.texture_data();
let (s,t)=(glam::Vec3A::from_slice(&face_texture.texture_transforms_u[0..3]),glam::Vec3A::from_slice(&face_texture.texture_transforms_v[0..3])); let (texture_u,texture_v)=(glam::Vec3A::from_slice(&face_texture.texture_transforms_u[0..3]),glam::Vec3A::from_slice(&face_texture.texture_transforms_v[0..3]));
let (s0,t0)=(face_texture.texture_transforms_u[3],face_texture.texture_transforms_v[3]); let texture_offset=glam::vec2(face_texture.texture_transforms_u[3],face_texture.texture_transforms_v[3]);
let texture_size=glam::vec2(face_texture_data.width as f32,face_texture_data.height as f32);
//texture //texture
let texture_id=if let Some(&texture_id)=texture_id_from_name.get(face_texture_data.name()){ let texture_id=if let Some(&texture_id)=texture_id_from_name.get(face_texture_data.name()){
@ -47,19 +51,19 @@ pub fn generate_indexed_models<R:std::io::Read+std::io::Seek>(input:&mut R)->Res
//normal //normal
let normal=face.normal(); let normal=face.normal();
let normal_idx=spam_normal.len() as u32; let normal_idx=spam_normal.len() as u32;
spam_normal.push(crate::integer::Planar64Vec3::try_from([normal.x,normal.z,normal.y]).unwrap()); spam_normal.push(valve_transform(<[f32;3]>::from(normal)));
crate::model::IndexedGroup{ crate::model::IndexedGroup{
texture:Some(texture_id), texture:Some(texture_id),
polys:vec![crate::model::IndexedPolygon{vertices:face.vertex_indexes().map(|vertex_index|{ polys:vec![crate::model::IndexedPolygon{vertices:face.vertex_indexes().map(|vertex_index|{
let pos=glam::Vec3A::from_array(vertices[vertex_index as usize]); let pos=glam::Vec3A::from_array(vertices[vertex_index as usize]);
let pos_idx=spam_pos.len(); let pos_idx=spam_pos.len();
spam_pos.push(crate::integer::Planar64Vec3::try_from(glam::Vec3Swizzles::xzy(pos)*VALVE_SCALE).unwrap()); spam_pos.push(valve_transform(vertices[vertex_index as usize]));
//calculate texture coordinates //calculate texture coordinates
let tex=[(pos.dot(s)+s0)/face_texture_data.width as f32,(pos.dot(t)+t0)/face_texture_data.height as f32]; let tex=(glam::vec2(pos.dot(texture_u),pos.dot(texture_v))+texture_offset)/texture_size;
let tex_idx=spam_tex.len() as u32; let tex_idx=spam_tex.len() as u32;
spam_tex.push(crate::model::TextureCoordinate::from_array(tex)); spam_tex.push(tex);
let i=spam_vertices.len() as u32; let i=spam_vertices.len() as u32;
spam_vertices.push(crate::model::IndexedVertex{ spam_vertices.push(crate::model::IndexedVertex{