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[dxvk] Use derivative pipelines again

This commit is contained in:
Philip Rebohle 2018-05-13 15:36:44 +02:00
parent b805560340
commit 368eea7310
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GPG Key ID: C8CC613427A31C99
2 changed files with 18 additions and 3 deletions
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14
src/dxvk/dxvk_graphics.cpp
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@ -118,8 +118,9 @@ namespace dxvk {
// If no pipeline instance exists with the given state
// vector, create a new one and add it to the list.
VkPipeline newPipelineBase = m_basePipelineBase.load();
VkPipeline newPipelineHandle = this->compilePipeline(state, renderPassHandle,
VK_PIPELINE_CREATE_DISABLE_OPTIMIZATION_BIT, VK_NULL_HANDLE);
VK_PIPELINE_CREATE_DISABLE_OPTIMIZATION_BIT, newPipelineBase);
Rc<DxvkGraphicsPipelineInstance> newPipeline =
new DxvkGraphicsPipelineInstance(m_device->vkd(), state,
@ -141,6 +142,10 @@ namespace dxvk {
stats.addCtr(DxvkStatCounter::PipeCountGraphics, 1);
}
// Use the new pipeline as the base pipeline for derivative pipelines
if (newPipelineBase == VK_NULL_HANDLE && newPipelineHandle != VK_NULL_HANDLE)
m_basePipelineBase.compare_exchange_strong(newPipelineBase, newPipelineHandle);
// Compile optimized pipeline asynchronously
m_compiler->queueCompilation(this, newPipeline);
return newPipelineHandle;
@ -150,9 +155,14 @@ namespace dxvk {
void DxvkGraphicsPipeline::compileInstance(
const Rc<DxvkGraphicsPipelineInstance>& instance) {
// Compile an optimized version of the pipeline
VkPipeline newPipelineBase = m_fastPipelineBase.load();
VkPipeline newPipelineHandle = this->compilePipeline(
instance->m_stateVector, instance->m_renderPass,
0, VK_NULL_HANDLE);
0, m_fastPipelineBase);
// Use the new pipeline as the base pipeline for derivative pipelines
if (newPipelineBase == VK_NULL_HANDLE && newPipelineHandle != VK_NULL_HANDLE)
m_fastPipelineBase.compare_exchange_strong(newPipelineBase, newPipelineHandle);
// If an optimized version has been compiled
// in the meantime, discard the new pipeline

7
src/dxvk/dxvk_graphics.h
View File

@ -249,9 +249,14 @@ namespace dxvk {
DxvkGraphicsCommonPipelineStateInfo m_common;
sync::Spinlock m_mutex;
// List of pipeline instances, shared between threads
alignas(CACHE_LINE_SIZE) sync::Spinlock m_mutex;
std::vector<Rc<DxvkGraphicsPipelineInstance>> m_pipelines;
// Pipeline handles used for derivative pipelines
std::atomic<VkPipeline> m_basePipelineBase = { VK_NULL_HANDLE };
std::atomic<VkPipeline> m_fastPipelineBase = { VK_NULL_HANDLE };
DxvkGraphicsPipelineInstance* findInstance(
const DxvkGraphicsPipelineStateInfo& state,
VkRenderPass renderPass) const;