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D3D11: Re-implement RGBA4/RGB5A1/R5G6B5 swizzle in TextureD3D11::update. Closes #2953. (#3742)

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This commit is contained in:
Branimir Karadžić
2026-06-08 21:07:05 -07:00
committed by GitHub
parent 8e68f79eeb
commit ddfc707b4e
1 changed files with 26 additions and 0 deletions
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26
src/renderer_d3d11.cpp
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@@ -4830,6 +4830,32 @@ namespace bgfx { namespace d3d11
box.right = bx::max(1u, m_width >> _mip);
box.bottom = bx::max(1u, m_height >> _mip);
}
else
{
switch (m_textureFormat)
{
case TextureFormat::R5G6B5:
temp = (uint8_t*)bx::alloc(g_allocator, slicepitch);
bimg::imageConvert(temp, 16, bx::packB5G6R5, data, bx::unpackR5G6B5, slicepitch);
data = temp;
break;
case TextureFormat::RGBA4:
temp = (uint8_t*)bx::alloc(g_allocator, slicepitch);
bimg::imageConvert(temp, 16, bx::packBgra4, data, bx::unpackRgba4, slicepitch);
data = temp;
break;
case TextureFormat::RGB5A1:
temp = (uint8_t*)bx::alloc(g_allocator, slicepitch);
bimg::imageConvert(temp, 16, bx::packBgr5a1, data, bx::unpackRgb5a1, slicepitch);
data = temp;
break;
default:
break;
}
}
deviceCtx->UpdateSubresource(
m_ptr