mirror of https://github.com/doitsujin/dxvk
72 lines
1.6 KiB
C++
72 lines
1.6 KiB
C++
#pragma once
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#include "dxvk_limits.h"
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#include "dxvk_shader.h"
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namespace dxvk {
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constexpr uint32_t MaxNumSpecConstants = 1
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+ uint32_t(DxvkSpecConstantId::SpecConstantIdMax)
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- uint32_t(DxvkSpecConstantId::SpecConstantIdMin);
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/**
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* \brief Spec costant data
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*
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* The values are derived from the pipeline
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* state vector so that they can be used by
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* the shaders.
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*/
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struct DxvkSpecConstantData {
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uint32_t rasterizerSampleCount;
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VkBool32 activeBindings[MaxNumActiveBindings];
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};
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/**
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* \brief Spec constant map
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*
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* Stores the specialization constant map.
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* This can be passed to Vulkan when compiling
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* both graphics and compute pipelines.
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*/
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class DxvkSpecConstantMap {
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public:
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DxvkSpecConstantMap();
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/**
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* \brief Map entry count
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*
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* \param [in] bindingCount Number of active bindings
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* \returns The number of map entries to read
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*/
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uint32_t mapEntryCount() const {
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return m_mapEntries.size();
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}
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/**
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* \brief Map entry data
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* \returns Map entries
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*/
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const VkSpecializationMapEntry* mapEntryData() const {
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return m_mapEntries.data();
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}
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private:
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std::array<VkSpecializationMapEntry, MaxNumSpecConstants + MaxNumActiveBindings> m_mapEntries;
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void setConstantEntry(
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DxvkSpecConstantId specId,
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uint32_t offset,
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uint32_t size);
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void setBindingEntry(
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uint32_t binding);
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};
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extern DxvkSpecConstantMap g_specConstantMap;
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} |