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#pragma once
#include <mutex>
#include <unordered_map>
#include "../spirv/spirv_code_buffer.h"
#include "dxvk_hash.h"
#include "dxvk_image.h"
namespace dxvk {
/**
* \brief Texture coordinates
*/
struct DxvkMetaBlitOffset {
float x, y, z;
};
/**
* \brief Push constant data
*/
struct DxvkMetaBlitPushConstants {
DxvkMetaBlitOffset srcCoord0;
uint32_t pad1;
DxvkMetaBlitOffset srcCoord1;
uint32_t layerCount;
};
/**
* \brief Blit pipeline key
*
* We have to create pipelines for each
* combination of source image view type
* and image format.
*/
struct DxvkMetaBlitPipelineKey {
VkImageViewType viewType;
VkFormat viewFormat;
VkSampleCountFlagBits samples;
bool eq(const DxvkMetaBlitPipelineKey& other) const {
return this->viewType == other.viewType
&& this->viewFormat == other.viewFormat
&& this->samples == other.samples;
}
size_t hash() const {
DxvkHashState result;
result.add(uint32_t(this->viewType));
result.add(uint32_t(this->viewFormat));
result.add(uint32_t(this->samples));
return result;
}
};
/**
* \brief Blit render pass key
*/
struct DxvkMetaBlitRenderPassKey {
VkFormat viewFormat;
VkSampleCountFlagBits samples;
bool eq(const DxvkMetaBlitRenderPassKey& other) const {
return this->viewFormat == other.viewFormat
&& this->samples == other.samples;
}
size_t hash() const {
DxvkHashState result;
result.add(uint32_t(this->viewFormat));
result.add(uint32_t(this->samples));
return result;
}
};
/**
* \brief Blit pipeline
*
* Stores the objects for a single pipeline
* that is used for blitting.
*/
struct DxvkMetaBlitPipeline {
VkDescriptorSetLayout dsetLayout;
VkPipelineLayout pipeLayout;
VkPipeline pipeHandle;
};
/**
* \brief Blit framebuffer
*
* Stores the image views and framebuffer
* handle used to generate one mip level.
*/
struct DxvkMetaBlitPass {
VkImageView srcView;
VkImageView dstView;
VkRenderPass renderPass;
VkFramebuffer framebuffer;
};
/**
* \brief Blit render pass
*
* Stores image view, render pass and framebuffer
* objects for a blit operation, as well as some
* metadata.
*/
class DxvkMetaBlitRenderPass : public DxvkResource {
public:
DxvkMetaBlitRenderPass(
const Rc<DxvkDevice>& device,
const Rc<DxvkImage>& dstImage,
const Rc<DxvkImage>& srcImage,
const VkImageBlit& region,
const VkComponentMapping& mapping);
~DxvkMetaBlitRenderPass();
VkImageViewType viewType() const;
uint32_t framebufferLayerIndex() const;
uint32_t framebufferLayerCount() const;
DxvkMetaBlitPass pass() const;
private:
Rc<vk::DeviceFn> m_vkd;
Rc<DxvkImage> m_dstImage;
Rc<DxvkImage> m_srcImage;
VkImageBlit m_region;
VkImageView m_dstView;
VkImageView m_srcView;
VkRenderPass m_renderPass;
VkFramebuffer m_framebuffer;
VkImageView createDstView();
VkImageView createSrcView(const VkComponentMapping& mapping);
VkRenderPass createRenderPass();
VkFramebuffer createFramebuffer();
};
/**
* \brief Blitter objects
*
* Stores render pass objects and pipelines used
* to generate mip maps. Due to Vulkan API design
* decisions, we have to create one render pass
* and pipeline object per image format used.
*/
class DxvkMetaBlitObjects {
public:
DxvkMetaBlitObjects(const DxvkDevice* device);
~DxvkMetaBlitObjects();
/**
* \brief Creates a blit pipeline
*
* \param [in] viewType Source image view type
* \param [in] viewFormat Image view format
* \param [in] samples Target sample count
* \returns The blit pipeline
*/
DxvkMetaBlitPipeline getPipeline(
VkImageViewType viewType,
VkFormat viewFormat,
VkSampleCountFlagBits samples);
/**
* \brief Retrieves sampler with a given filter
*
* \param [in] filter The desired filter
* \returns Sampler object with the given filter
*/
VkSampler getSampler(
VkFilter filter);
private:
Rc<vk::DeviceFn> m_vkd;
VkSampler m_samplerCopy;
VkSampler m_samplerBlit;
VkShaderModule m_shaderVert = VK_NULL_HANDLE;
VkShaderModule m_shaderGeom = VK_NULL_HANDLE;
VkShaderModule m_shaderFrag1D = VK_NULL_HANDLE;
VkShaderModule m_shaderFrag2D = VK_NULL_HANDLE;
VkShaderModule m_shaderFrag3D = VK_NULL_HANDLE;
dxvk::mutex m_mutex;
std::unordered_map<
DxvkMetaBlitRenderPassKey,
VkRenderPass,
DxvkHash, DxvkEq> m_renderPasses;
std::unordered_map<
DxvkMetaBlitPipelineKey,
DxvkMetaBlitPipeline,
DxvkHash, DxvkEq> m_pipelines;
VkRenderPass getRenderPass(
VkFormat viewFormat,
VkSampleCountFlagBits samples);
VkSampler createSampler(
VkFilter filter) const;
VkShaderModule createShaderModule(
const SpirvCodeBuffer& code) const;
DxvkMetaBlitPipeline createPipeline(
const DxvkMetaBlitPipelineKey& key);
VkRenderPass createRenderPass(
VkFormat format,
VkSampleCountFlagBits samples) const;
VkDescriptorSetLayout createDescriptorSetLayout(
VkImageViewType viewType) const;
VkPipelineLayout createPipelineLayout(
VkDescriptorSetLayout descriptorSetLayout) const;
VkPipeline createPipeline(
VkImageViewType imageViewType,
VkPipelineLayout pipelineLayout,
VkRenderPass renderPass,
VkSampleCountFlagBits samples) const;
};
}
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