| /* |
| * Copyright 2015 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef GrVkImage_DEFINED |
| #define GrVkImage_DEFINED |
| |
| #include "GrVkResource.h" |
| #include "SkTypes.h" |
| |
| #include "vulkan/vulkan.h" |
| |
| class GrVkGpu; |
| |
| class GrVkImage : SkNoncopyable { |
| public: |
| // unlike GrVkBuffer, this needs to be public so GrVkStencilAttachment can use it |
| class Resource : public GrVkResource { |
| public: |
| enum Flags { |
| kNo_Flags = 0, |
| kLinearTiling_Flag = 0x01 |
| }; |
| |
| VkImage fImage; |
| VkDeviceMemory fAlloc; |
| Flags fFlags; |
| |
| Resource() : INHERITED(), fImage(VK_NULL_HANDLE), fAlloc(VK_NULL_HANDLE), fFlags(kNo_Flags) {} |
| |
| Resource(VkImage image, VkDeviceMemory alloc, Flags flags) |
| : fImage(image), fAlloc(alloc), fFlags(flags) {} |
| |
| ~Resource() override {} |
| private: |
| void freeGPUData(const GrVkGpu* gpu) const override; |
| |
| typedef GrVkResource INHERITED; |
| }; |
| |
| |
| GrVkImage(const Resource* imageResource) : fResource(imageResource) { |
| if (imageResource->fFlags & Resource::kLinearTiling_Flag) { |
| fCurrentLayout = VK_IMAGE_LAYOUT_PREINITIALIZED; |
| } else { |
| fCurrentLayout = VK_IMAGE_LAYOUT_UNDEFINED; |
| } |
| imageResource->ref(); |
| } |
| |
| virtual ~GrVkImage(); |
| |
| VkImage textureImage() const { return fResource->fImage; } |
| VkDeviceMemory textureMemory() const { return fResource->fAlloc; } |
| const Resource* resource() const { return fResource; } |
| bool isLinearTiled() const { |
| return SkToBool(fResource->fFlags & Resource::kLinearTiling_Flag); |
| } |
| |
| VkImageLayout currentLayout() const { return fCurrentLayout; } |
| |
| void setImageLayout(const GrVkGpu* gpu, VkImageLayout newLayout, |
| VkAccessFlags srcAccessMask, |
| VkAccessFlags dstAccessMask, |
| VkPipelineStageFlags srcStageMask, |
| VkPipelineStageFlags dstStageMask, |
| bool byRegion); |
| |
| struct ImageDesc { |
| VkImageType fImageType; |
| VkFormat fFormat; |
| uint32_t fWidth; |
| uint32_t fHeight; |
| uint32_t fLevels; |
| uint32_t fSamples; |
| VkImageTiling fImageTiling; |
| VkImageUsageFlags fUsageFlags; |
| VkFlags fMemProps; |
| |
| ImageDesc() |
| : fImageType(VK_IMAGE_TYPE_2D) |
| , fFormat(VK_FORMAT_UNDEFINED) |
| , fWidth(0) |
| , fHeight(0) |
| , fLevels(1) |
| , fSamples(1) |
| , fImageTiling(VK_IMAGE_TILING_OPTIMAL) |
| , fUsageFlags(0) |
| , fMemProps(VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT) {} |
| }; |
| |
| static const Resource* CreateResource(const GrVkGpu* gpu, const ImageDesc& imageDesc); |
| |
| protected: |
| |
| void releaseImage(const GrVkGpu* gpu); |
| void abandonImage(); |
| |
| const Resource* fResource; |
| |
| VkImageLayout fCurrentLayout; |
| |
| }; |
| |
| #endif |