| |
| /* |
| * 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 GrVkTypes_DEFINED |
| #define GrVkTypes_DEFINED |
| |
| #include "GrTypes.h" |
| #include "vk/GrVkDefines.h" |
| |
| /** |
| * KHR_debug |
| */ |
| /*typedef void (GR_GL_FUNCTION_TYPE* GrVkDEBUGPROC)(GrVkenum source, |
| GrVkenum type, |
| GrVkuint id, |
| GrVkenum severity, |
| GrVksizei length, |
| const GrVkchar* message, |
| const void* userParam);*/ |
| |
| |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| /** |
| * Types for interacting with Vulkan resources created externally to Skia. GrBackendObjects for |
| * Vulkan textures are really const GrVkImageInfo* |
| */ |
| struct GrVkAlloc { |
| GrVkAlloc() |
| : fMemory(VK_NULL_HANDLE) |
| , fOffset(0) |
| , fSize(0) |
| , fFlags(0) |
| , fUsesSystemHeap(false) {} |
| |
| GrVkAlloc(VkDeviceMemory memory, VkDeviceSize offset, VkDeviceSize size, uint32_t flags) |
| : fMemory(memory) |
| , fOffset(offset) |
| , fSize(size) |
| , fFlags(flags) |
| , fUsesSystemHeap(false) {} |
| |
| VkDeviceMemory fMemory; // can be VK_NULL_HANDLE iff is an RT and is borrowed |
| VkDeviceSize fOffset; |
| VkDeviceSize fSize; // this can be indeterminate iff Tex uses borrow semantics |
| uint32_t fFlags; |
| |
| enum Flag { |
| kNoncoherent_Flag = 0x1, // memory must be flushed to device after mapping |
| }; |
| private: |
| friend class GrVkHeap; // For access to usesSystemHeap |
| bool fUsesSystemHeap; |
| }; |
| struct GrVkImageInfo { |
| /** |
| * If the image's format is sRGB (GrVkFormatIsSRGB returns true), then the image must have |
| * been created with VkImageCreateFlags containing VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT. |
| */ |
| VkImage fImage; |
| GrVkAlloc fAlloc; |
| VkImageTiling fImageTiling; |
| VkImageLayout fImageLayout; |
| VkFormat fFormat; |
| uint32_t fLevelCount; |
| |
| // This gives a way for a client to update the layout of the Image if they change the layout |
| // while we're still holding onto the wrapped texture. They will first need to get a handle |
| // to our internal GrVkImageInfo by calling getTextureHandle on a GrVkTexture. |
| void updateImageLayout(VkImageLayout layout) { fImageLayout = layout; } |
| }; |
| |
| GR_STATIC_ASSERT(sizeof(GrBackendObject) >= sizeof(const GrVkImageInfo*)); |
| |
| #endif |