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perf: 降低 Desktop Duplication 捕获模式的 GPU 占用

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This commit is contained in:
Xu Liu 2022-04-10 18:53:24 +08:00
commit dba3c5566f
8 changed files with 105 additions and 57 deletions
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24
Runtime/EffectCompiler.cpp
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@ -253,9 +253,9 @@ UINT GetNextExpr(std::string_view& source, std::string& expr) {
UINT ResolveHeader(std::string_view block, EffectDesc& desc) {
// 必需的选项：VERSION
// 可选的选项：OUTPUT_WIDTH，OUTPUT_HEIGHT
// 可选的选项：OUTPUT_WIDTH，OUTPUT_HEIGHT，USE_DYNAMIC
std::bitset<3> processed;
std::bitset<4> processed;
std::string_view token;
@ -305,6 +305,17 @@ UINT ResolveHeader(std::string_view block, EffectDesc& desc) {
if (GetNextExpr(block, desc.outSizeExpr.second)) {
return 1;
}
} else if (t == "USE_DYNAMIC") {
if (processed[3]) {
return 1;
}
processed[3] = true;
if (GetNextToken<false>(block, token) != 2) {
return 1;
}
desc.isUseDynamic = true;
} else {
return 1;
}
@ -1225,10 +1236,17 @@ float2 GetInputPt() { return __inputPt; }
uint2 GetOutputSize() { return __outputSize; }
float2 GetOutputPt() { return __outputPt; }
float2 GetScale() { return __scale; }
uint GetFrameCount() { return __frameCount; }
)");
if (desc.isUseDynamic) {
result.append(R"(uint GetFrameCount() { return __frameCount; }
uint2 GetCursorPos() { return __cursorPos; }
)");
} else {
result.push_back('\n');
}
for (std::string_view commonBlock : commonBlocks) {
result.append(commonBlock);