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[Fix] (MG_Backend/DirectGLES): fix Complementary shaders on Mali

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- emulate RGBA8 SNORM fallback writes
This commit is contained in:
swung0x48
2026-06-26 23:33:46 +08:00
parent f6114c9e15
commit 195330ccea
8 changed files with 134 additions and 7 deletions
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MobileGL/MG_Backend/DirectGLES/BackendObject_DirectGLES.cpp
+5
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@@ -184,6 +184,7 @@ namespace MobileGL::MG_Backend::DirectGLES {
Flags<PixelFormatNormalizeOptionBit> GetDriverPixelFormatNormalizeOptions() {
Flags<PixelFormatNormalizeOptionBit> options = PixelFormatNormalizeOptionBit::NoDepthComponent32;
options |= PixelFormatNormalizeOptionBit::NoRGBA8Snorm;
if (!g_GLESCapabilities.SupportsNorm16Texture) {
options |= PixelFormatNormalizeOptionBit::NoNorm16;
}
@@ -207,6 +208,10 @@ namespace MobileGL::MG_Backend::DirectGLES {
reasons.push_back(forced ? "SNORM8 fallback forced by backend policy"
: "SNORM8 native path is not supported");
}
if (options & PixelFormatNormalizeOptionBit::NoRGBA8Snorm) {
reasons.push_back(forced ? "RGBA8_SNORM fallback forced by backend policy"
: "RGBA8_SNORM render target path is not supported");
}
if (options & PixelFormatNormalizeOptionBit::NoDepthComponent32) {
reasons.push_back("GL_DEPTH_COMPONENT32 native probe failed on OpenGL ES");
}