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Be a bit smarter when loading the shader cache, avoid duplicating work #18189

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merged 1 commit into from
Sep 21, 2023
Merged

Be a bit smarter when loading the shader cache, avoid duplicating work #18189

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29 changes: 10 additions & 19 deletions GPU/Vulkan/ShaderManagerVulkan.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -597,15 +597,12 @@ bool ShaderManagerVulkan::LoadCache(FILE *f) {
continue;
}
_assert_msg_(strlen(codeBuffer_) < CODE_BUFFER_SIZE, "VS length error: %d", (int)strlen(codeBuffer_));
VulkanVertexShader *vs = new VulkanVertexShader(vulkan, id, flags, codeBuffer_, useHWTransform);
// Remove first, just to be safe (we are loading on a background thread.)
// Don't add the new shader if already compiled (can happen since this is a background thread).
std::lock_guard<std::mutex> guard(cacheLock_);
VulkanVertexShader *old;
if (vsCache_.Get(id, &old)) {
vsCache_.Remove(id);
delete old;
if (!vsCache_.ContainsKey(id)) {
VulkanVertexShader *vs = new VulkanVertexShader(vulkan, id, flags, codeBuffer_, useHWTransform);
vsCache_.Insert(id, vs);
}
vsCache_.Insert(id, vs);
}
uint32_t vendorID = vulkan->GetPhysicalDeviceProperties().properties.vendorID;

Expand All @@ -625,14 +622,11 @@ bool ShaderManagerVulkan::LoadCache(FILE *f) {
continue;
}
_assert_msg_(strlen(codeBuffer_) < CODE_BUFFER_SIZE, "FS length error: %d", (int)strlen(codeBuffer_));
VulkanFragmentShader *fs = new VulkanFragmentShader(vulkan, id, flags, codeBuffer_);
std::lock_guard<std::mutex> guard(cacheLock_);
VulkanFragmentShader *old;
if (fsCache_.Get(id, &old)) {
fsCache_.Remove(id);
delete old;
if (!fsCache_.ContainsKey(id)) {
VulkanFragmentShader *fs = new VulkanFragmentShader(vulkan, id, flags, codeBuffer_);
fsCache_.Insert(id, fs);
}
fsCache_.Insert(id, fs);
}

for (int i = 0; i < header.numGeometryShaders; i++) {
Expand All @@ -649,14 +643,11 @@ bool ShaderManagerVulkan::LoadCache(FILE *f) {
continue;
}
_assert_msg_(strlen(codeBuffer_) < CODE_BUFFER_SIZE, "GS length error: %d", (int)strlen(codeBuffer_));
VulkanGeometryShader *gs = new VulkanGeometryShader(vulkan, id, codeBuffer_);
std::lock_guard<std::mutex> guard(cacheLock_);
VulkanGeometryShader *old;
if (gsCache_.Get(id, &old)) {
gsCache_.Remove(id);
delete old;
if (!gsCache_.ContainsKey(id)) {
VulkanGeometryShader *gs = new VulkanGeometryShader(vulkan, id, codeBuffer_);
gsCache_.Insert(id, gs);
}
gsCache_.Insert(id, gs);
}

NOTICE_LOG(G3D, "ShaderCache: Loaded %d vertex, %d fragment shaders and %d geometry shaders (failed %d)", header.numVertexShaders, header.numFragmentShaders, header.numGeometryShaders, failCount);
Expand Down