mirror of https://github.com/doitsujin/dxvk
118 lines
2.8 KiB
C++
118 lines
2.8 KiB
C++
#pragma once
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#include "../dxvk/dxvk_device.h"
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#include "../dxvk/dxvk_context.h"
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namespace dxvk {
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/**
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* \brief Gamma control point
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*/
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struct DxvkGammaCp {
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uint16_t r, g, b, a;
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};
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/**
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* \brief Swap chain blitter
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*
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* Provides common rendering code for blitting
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* rendered images to a swap chain image.
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*/
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class DxvkSwapchainBlitter : public RcObject {
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public:
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DxvkSwapchainBlitter(const Rc<DxvkDevice>& device);
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~DxvkSwapchainBlitter();
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/**
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* \brief Records presentation commands
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*
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* \param [in] ctx Context
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* \param [in] dstView Swap chain image view
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* \param [in] srcView Image to present
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* \param [in] dstRect Destination rectangle
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* \param [in] srcRect Back buffer rectangle
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*/
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void presentImage(
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DxvkContext* ctx,
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const Rc<DxvkImageView>& dstView,
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VkRect2D dstRect,
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const Rc<DxvkImageView>& srcView,
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VkRect2D srcRect);
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/**
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* \brief Sets gamma ramp
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*
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* If the number of control points is non-zero, this
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* will create a texture containing a gamma ramp that
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* will be used for presentation.
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* \param [in] cpCount Number of control points
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* \param [in] cpData Control point data
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*/
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void setGammaRamp(
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uint32_t cpCount,
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const DxvkGammaCp* cpData);
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private:
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enum BindingIds : uint32_t {
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Image = 0,
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Gamma = 1,
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};
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struct PresenterArgs {
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VkOffset2D srcOffset;
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union {
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VkExtent2D srcExtent;
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VkOffset2D dstOffset;
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};
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};
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Rc<DxvkDevice> m_device;
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Rc<DxvkShader> m_fsCopy;
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Rc<DxvkShader> m_fsBlit;
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Rc<DxvkShader> m_fsResolve;
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Rc<DxvkShader> m_vs;
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Rc<DxvkBuffer> m_gammaBuffer;
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Rc<DxvkImage> m_gammaImage;
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Rc<DxvkImageView> m_gammaView;
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uint32_t m_gammaCpCount = 0;
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bool m_gammaDirty = false;
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DxvkBufferSliceHandle m_gammaSlice = { };
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Rc<DxvkImage> m_resolveImage;
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Rc<DxvkImageView> m_resolveView;
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Rc<DxvkSampler> m_samplerPresent;
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Rc<DxvkSampler> m_samplerGamma;
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void draw(
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DxvkContext* ctx,
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const Rc<DxvkShader>& fs,
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const Rc<DxvkImageView>& dstView,
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VkRect2D dstRect,
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const Rc<DxvkImageView>& srcView,
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VkRect2D srcRect);
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void resolve(
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DxvkContext* ctx,
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const Rc<DxvkImageView>& dstView,
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const Rc<DxvkImageView>& srcView);
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void updateGammaTexture(DxvkContext* ctx);
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void createSampler();
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void createShaders();
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void createResolveImage(
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const DxvkImageCreateInfo& info);
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void destroyResolveImage();
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};
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} |