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Vulkan: Multithreaded creation of UID pipeline caches

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Should give a decent speedup to boot time.
This commit is contained in:
Stenzek 2017-07-20 15:25:38 +10:00
commit 33f6668544
3 changed files with 19 additions and 7 deletions
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20
Source/Core/VideoBackends/Vulkan/StateTracker.cpp
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@ -156,6 +156,10 @@ void StateTracker::ReloadPipelineUIDCache()
PipelineInserter inserter(this);
m_uid_cache.OpenAndRead(filename, inserter);
}
// If we were using background compilation, ensure everything is ready before continuing.
if (g_ActiveConfig.bBackgroundShaderCompiling)
g_shader_cache->WaitForBackgroundCompilesToComplete();
}
void StateTracker::AppendToPipelineUIDCache(const PipelineInfo& info)
@ -212,11 +216,19 @@ bool StateTracker::PrecachePipelineUID(const SerializedPipelineUID& uid)
pinfo.blend_state.hex = uid.blend_state_bits;
pinfo.primitive_topology = uid.primitive_topology;
VkPipeline pipeline = g_shader_cache->GetPipeline(pinfo);
if (pipeline == VK_NULL_HANDLE)
if (g_ActiveConfig.bBackgroundShaderCompiling)
{
WARN_LOG(VIDEO, "Failed to get pipeline from cached UID.");
return false;
// Use async for multithreaded compilation.
g_shader_cache->GetPipelineWithCacheResultAsync(pinfo);
}
else
{
VkPipeline pipeline = g_shader_cache->GetPipeline(pinfo);
if (pipeline == VK_NULL_HANDLE)
{
WARN_LOG(VIDEO, "Failed to get pipeline from cached UID.");
return false;
}
}
// We don't need to do anything with this pipeline, just make sure it exists.