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read and use dds format

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This commit is contained in:
Quaternions 2023-09-29 18:05:36 -07:00
parent 9ce9eb50be
commit 4ee29911a3
1 changed files with 16 additions and 3 deletions
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19
src/main.rs
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@ -102,9 +102,22 @@ impl GraphicsData {
if let Ok(mut file) = std::fs::File::open(std::path::Path::new(&format!("textures/{}.dds",t))){
let image = ddsfile::Dds::read(&mut file).unwrap();
let (mut width,mut height)=(image.get_width(),image.get_height());
let format=match image.header10.unwrap().dxgi_format{
ddsfile::DxgiFormat::R8G8B8A8_UNorm_sRGB => wgpu::TextureFormat::Rgba8UnormSrgb,
ddsfile::DxgiFormat::BC7_UNorm_sRGB => {
//floor(w,4), should be ceil(w,4)
width=width/4*4;
height=height/4*4;
wgpu::TextureFormat::Bc7RgbaUnormSrgb
},
other=>panic!("unsupported format {:?}",other),
};
let size = wgpu::Extent3d {
width: image.get_width()/4*4,//floor(w,4), should be ceil(w,4)
height: image.get_height()/4*4,
width,
height,
depth_or_array_layers: 1,
};
@ -121,7 +134,7 @@ impl GraphicsData {
mip_level_count: max_mips,
sample_count: 1,
dimension: wgpu::TextureDimension::D2,
format: wgpu::TextureFormat::Bc7RgbaUnormSrgb,
format,
usage: wgpu::TextureUsages::TEXTURE_BINDING | wgpu::TextureUsages::COPY_DST,
label: Some(format!("Texture{}",i).as_str()),
view_formats: &[],