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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrVkCopyManager_DEFINED
#define GrVkCopyManager_DEFINED
#include "GrVkDescriptorSetManager.h"
#include "vk/GrVkDefines.h"
class GrSurface;
class GrVkCopyPipeline;
class GrVkGpu;
class GrVkUniformBuffer;
class GrVkVertexBuffer;
struct SkIPoint;
struct SkIRect;
class GrVkCopyManager {
public:
GrVkCopyManager()
: fVertShaderModule(VK_NULL_HANDLE)
, fFragShaderModule(VK_NULL_HANDLE)
, fPipelineLayout(VK_NULL_HANDLE)
, fUniformBuffer(nullptr) {}
bool copySurfaceAsDraw(GrVkGpu* gpu,
GrSurface* dst,
GrSurface* src,
const SkIRect& srcRect,
const SkIPoint& dstPoint);
void destroyResources(GrVkGpu* gpu);
void abandonResources();
private:
bool createCopyProgram(GrVkGpu* gpu);
// Everything below is only created once and shared by all copy draws/pipelines
VkShaderModule fVertShaderModule;
VkShaderModule fFragShaderModule;
VkPipelineShaderStageCreateInfo fShaderStageInfo[2];
GrVkDescriptorSetManager::Handle fSamplerDSHandle;
VkPipelineLayout fPipelineLayout;
sk_sp<GrVkVertexBuffer> fVertexBuffer;
GrVkUniformBuffer* fUniformBuffer;
};
#endif
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