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shader: fix filtering for scaled 8-bit textures

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Co-authored-by: Çağatay Güçlü <33038942+defektu@users.noreply.github.com>
This commit is contained in:
nmzik
2026-10-04 20:55:18 +04:00
parent deb45a8bb2
commit 96c067d0fb
4 changed files with 146 additions and 35 deletions
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src/graphics/guest_gpu/gpu_format.cpp
+8 -1
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@@ -20,6 +20,7 @@ struct FormatInfo {
constexpr FormatInfo kFormatInfo[] = {
{BufferFormat::k8UNorm, 1, 0, 1, true, false},
{BufferFormat::k8UScaled, 1, 0, 0, true, false},
{BufferFormat::k8SNorm, 0, 0, 1, false, false},
{BufferFormat::k8UInt, 1, 0, 1, true, true},
{BufferFormat::k16UNorm, 2, 0, 2, true, false},
@@ -28,6 +29,7 @@ constexpr FormatInfo kFormatInfo[] = {
{BufferFormat::k16SInt, 2, 0, 2, true, false, true},
{BufferFormat::k16Float, 2, 0, 2, true, false},
{BufferFormat::k8_8UNorm, 2, 0, 2, true, false},
{BufferFormat::k8_8UScaled, 2, 0, 0, true, false},
{BufferFormat::k8_8SNorm, 2, 0, 2, true, false},
{BufferFormat::k8_8UInt, 2, 0, 2, true, true},
{BufferFormat::k8_8SInt, 2, 0, 2, true, false, true},
@@ -231,7 +233,12 @@ TextureNumericClass SampledTextureNumericClass(BufferFormat format) {
}
BufferFormat RemapTextureFormat(BufferFormat format) {
return format == BufferFormat::k11_11_10UInt ? BufferFormat::k32UInt : format;
switch (format) {
case BufferFormat::k8UScaled: return BufferFormat::k8UNorm;
case BufferFormat::k8_8UScaled: return BufferFormat::k8_8UNorm;
case BufferFormat::k11_11_10UInt: return BufferFormat::k32UInt;
default: return format;
}
}
} // namespace Libs::Graphics::Prospero