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[Fix, Test] (MG_Util, MG_Backend/DirectGLES): transform feedback captured nothing at all from an interface block

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swung0x48
2026-08-12 07:38:50 -04:00
parent ea4819a21d
commit 21159caf31
8 changed files with 1028 additions and 2 deletions
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MobileGL/MG_Util/ShaderTranspiler/ShaderCompiler.cpp
+21
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@@ -21,6 +21,7 @@
#include "SpirvPasses/DemoteFloat64Pass.h"
#include "SpirvPasses/LowerDrawParametersPass.h"
#include "SpirvPasses/PackDoubleVertexInputsPass.h"
#include "SpirvPasses/FlattenXfbInterfaceBlocksPass.h"
#include "SpirvPasses/SplitArrayVertexInputsPass.h"
#include "SpirvPasses/RebaseInstanceIndexPass.h"
#include "SpirvPasses/ZeroBaseVertexPass.h"
@@ -684,6 +685,26 @@ namespace MobileGL {
outputBinary);
}
bool ShaderCompiler::FlattenXfbInterfaceBlocksForEssl(const Vector<Uint32>& inputBinary,
const std::set<String>& blockNames,
std::set<String>& flattenedBlockNames,
Vector<uint32_t>& outputBinary) {
using namespace spvtools;
if (blockNames.empty()) return false;
Optimizer optimizer(SPV_ENV_VULKAN_1_1);
optimizer.RegisterPass(FlattenXfbInterfaceBlocksPass::CreateFlattenXfbInterfaceBlocksPass(
blockNames, &flattenedBlockNames));
return RunOptimizerChecked("FlattenXfbInterfaceBlocksForEssl", optimizer, inputBinary,
outputBinary);
}
bool ShaderCompiler::RewriteXfbCaptureNameForFlattenedBlock(
const String& captureName, const std::set<String>& flattenedBlockNames, String& outName) {
return FlattenXfbInterfaceBlocksPass::RewriteCaptureName(captureName, flattenedBlockNames,
outName);
}
bool ShaderCompiler::PackDoubleVertexInputsForVulkan(const Vector<Uint32>& inputBinary,
Vector<uint32_t>& outputBinary) {
using namespace spvtools;