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Normals are typically three half-width floats, not three full floats

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This commit is contained in:
Joshua Goins 2022-08-05 18:23:52 -04:00
parent 195726b1d0
commit 287d807f01
1 changed files with 4 additions and 1 deletions
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5
src/model.rs
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@ -380,7 +380,10 @@ impl MDL {
vertices[k as usize].bone_id = <[u8; 4]>::read(&mut cursor).unwrap();
}
VertexUsage::Normal => {
vertices[k as usize].normal = <[f32; 3]>::read(&mut cursor).unwrap();
// TODO: normals are assumed to be half4
vertices[k as usize].normal[0] = f16::from_bits(<u16 as BinRead>::read(&mut cursor).unwrap()).to_f32();
vertices[k as usize].normal[1] = f16::from_bits(<u16 as BinRead>::read(&mut cursor).unwrap()).to_f32();
vertices[k as usize].normal[2] = f16::from_bits(<u16 as BinRead>::read(&mut cursor).unwrap()).to_f32();
}
VertexUsage::UV => {
vertices[k as usize].uv[0] = f16::from_bits(<u16 as BinRead>::read(&mut cursor).unwrap()).to_f32();