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[dxvk] Only pass required spec constants when compiling graphics pipelines

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This commit is contained in:
Philip Rebohle 2022-07-30 15:54:38 +02:00
parent 80a58f000a
commit b90f8819c6
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GPG Key ID: C8CC613427A31C99
2 changed files with 29 additions and 3 deletions
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26
src/dxvk/dxvk_graphics.cpp
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@ -514,6 +514,7 @@ namespace dxvk {
m_fsLibrary (fsLibrary) {
m_vsIn = m_shaders.vs != nullptr ? m_shaders.vs->info().inputMask : 0;
m_fsOut = m_shaders.fs != nullptr ? m_shaders.fs->info().outputMask : 0;
m_specConstantMask = this->computeSpecConstantMask();
if (m_shaders.gs != nullptr) {
if (m_shaders.gs->flags().test(DxvkShaderFlag::HasTransformFeedback)) {
@ -814,8 +815,13 @@ namespace dxvk {
// Set up some specialization constants
DxvkSpecConstants specData;
for (uint32_t i = 0; i < MaxNumSpecConstants; i++)
specData.set(i, state.sc.specConstants[i], 0u);
for (uint32_t i = 0; i < MaxNumSpecConstants; i++) {
if (m_specConstantMask & (1u << i))
specData.set(i, state.sc.specConstants[i], 0u);
}
if (m_specConstantMask & (1u << MaxNumSpecConstants))
specData.set(MaxNumSpecConstants, 1u, 0u);
VkSpecializationInfo specInfo = specData.getSpecInfo();
@ -969,6 +975,22 @@ namespace dxvk {
}
uint32_t DxvkGraphicsPipeline::computeSpecConstantMask() const {
uint32_t mask = m_shaders.vs->getSpecConstantMask();
if (m_shaders.tcs != nullptr)
mask |= m_shaders.tcs->getSpecConstantMask();
if (m_shaders.tes != nullptr)
mask |= m_shaders.tes->getSpecConstantMask();
if (m_shaders.gs != nullptr)
mask |= m_shaders.gs->getSpecConstantMask();
if (m_shaders.fs != nullptr)
mask |= m_shaders.fs->getSpecConstantMask();
return mask;
}
bool DxvkGraphicsPipeline::validatePipelineState(
const DxvkGraphicsPipelineStateInfo& state,
bool trusted) const {

6
src/dxvk/dxvk_graphics.h
View File

@ -395,7 +395,9 @@ namespace dxvk {
uint32_t m_vsIn = 0;
uint32_t m_fsOut = 0;
uint32_t m_specConstantMask = 0;
// List of pipeline instances, shared between threads
alignas(CACHE_LINE_SIZE)
dxvk::mutex m_mutex;
@ -436,6 +438,8 @@ namespace dxvk {
const DxvkGraphicsPipelineStateInfo& state,
uint32_t target) const;
uint32_t computeSpecConstantMask() const;
bool validatePipelineState(
const DxvkGraphicsPipelineStateInfo& state,
bool trusted) const;