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[Refactor] (ShaderTranspiler, MG_Backend, MG_Util): gate the subgroup prefix-scan rewrite behind a generic device-quirk registry with GPU vendor detection and MOBILEGL_QUIRK_SUBGROUP_PREFIX_SCAN override, warn on template mismatch, and block ARB/NV subgroup spellings

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swung0x48
2026-07-20 02:36:26 -04:00
parent 293f64b3c2
commit bf7b5755cc
10 changed files with 219 additions and 9 deletions
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MobileGL/MG_Backend/DirectGLES/BackendObject_DirectGLES.cpp
+26
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@@ -1035,6 +1035,32 @@ namespace MobileGL::MG_Backend::DirectGLES {
m_dynamicParameters.ViewportSubpixelBits = m_GLESCapabilities.ViewportSubpixelBits;
m_dynamicParameters.SupportsWideLines =
m_GLESCapabilities.AliasedLineWidthRangeMax > 1.0f || m_GLESCapabilities.SmoothLineWidthRangeMax > 1.0f;
const auto containsAny = [](const String& haystack, std::initializer_list<const char*> needles) {
return std::any_of(needles.begin(), needles.end(), [&](const char* needle) {
return haystack.find(needle) != String::npos;
});
};
const String vendorAndRenderer =
m_GLESCapabilities.GLESVendorString + " " + m_GLESCapabilities.GLESRendererString;
if (containsAny(vendorAndRenderer, {"llvmpipe", "SwiftShader", "softpipe"})) {
// Check software rasterizers first: ANGLE-on-llvmpipe reports both.
m_dynamicParameters.GpuVendor = GpuVendorKind::Software;
} else if (containsAny(vendorAndRenderer, {"Qualcomm", "Adreno"})) {
m_dynamicParameters.GpuVendor = GpuVendorKind::Qualcomm;
} else if (containsAny(vendorAndRenderer, {"Mali", "ARM"})) {
m_dynamicParameters.GpuVendor = GpuVendorKind::Arm;
} else if (containsAny(vendorAndRenderer, {"NVIDIA"})) {
m_dynamicParameters.GpuVendor = GpuVendorKind::Nvidia;
} else if (containsAny(vendorAndRenderer, {"AMD", "Radeon"})) {
m_dynamicParameters.GpuVendor = GpuVendorKind::Amd;
} else if (containsAny(vendorAndRenderer, {"Intel"})) {
m_dynamicParameters.GpuVendor = GpuVendorKind::Intel;
} else if (containsAny(vendorAndRenderer, {"Imagination", "PowerVR"})) {
m_dynamicParameters.GpuVendor = GpuVendorKind::ImgTec;
} else {
m_dynamicParameters.GpuVendor = GpuVendorKind::Unknown;
}
}
const MG_External::GLESFunctionsTable& BackendObject_DirectGLES::GetGLESFunctions() const {