| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #pragma once |
| |
| #include "flutter/fml/macros.h" |
| #include "impeller/base/backend_cast.h" |
| #include "impeller/renderer/backend/vulkan/context_vk.h" |
| #include "impeller/renderer/backend/vulkan/swapchain_vk.h" |
| #include "impeller/renderer/backend/vulkan/vk.h" |
| #include "impeller/renderer/texture.h" |
| |
| namespace impeller { |
| |
| enum class TextureBackingTypeVK { |
| kUnknownType, |
| kAllocatedTexture, |
| kWrappedTexture, |
| }; |
| |
| struct WrappedTextureInfoVK { |
| SwapchainImageVK* swapchain_image = nullptr; |
| uint32_t frame_num = 0; |
| }; |
| |
| struct AllocatedTextureInfoVK { |
| VmaAllocator* allocator = nullptr; |
| VmaAllocation allocation = nullptr; |
| VmaAllocationInfo allocation_info = {}; |
| VkImage image = nullptr; |
| VkImageView image_view = nullptr; |
| }; |
| |
| struct TextureInfoVK { |
| TextureBackingTypeVK backing_type; |
| union { |
| WrappedTextureInfoVK wrapped_texture; |
| AllocatedTextureInfoVK allocated_texture; |
| }; |
| }; |
| |
| class TextureVK final : public Texture, public BackendCast<TextureVK, Texture> { |
| public: |
| TextureVK(TextureDescriptor desc, |
| ContextVK* context, |
| std::unique_ptr<TextureInfoVK> texture_info); |
| |
| // |Texture| |
| ~TextureVK() override; |
| |
| bool IsWrapped() const; |
| |
| vk::Image GetImage() const; |
| |
| vk::ImageView GetImageView() const; |
| |
| TextureInfoVK* GetTextureInfo() const; |
| |
| private: |
| ContextVK* context_; |
| std::unique_ptr<TextureInfoVK> texture_info_; |
| |
| // |Texture| |
| void SetLabel(std::string_view label) override; |
| |
| // |Texture| |
| bool OnSetContents(const uint8_t* contents, |
| size_t length, |
| size_t slice) override; |
| |
| // |Texture| |
| bool OnSetContents(std::shared_ptr<const fml::Mapping> mapping, |
| size_t slice) override; |
| |
| // |Texture| |
| bool IsValid() const override; |
| |
| // |Texture| |
| ISize GetSize() const override; |
| |
| FML_DISALLOW_COPY_AND_ASSIGN(TextureVK); |
| }; |
| |
| } // namespace impeller |