| // Copyright 2018 The Dawn Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #ifndef DAWNNATIVE_VULKAN_SWAPCHAINVK_H_ |
| #define DAWNNATIVE_VULKAN_SWAPCHAINVK_H_ |
| |
| #include "dawn_native/SwapChain.h" |
| |
| #include "common/vulkan_platform.h" |
| |
| #include <vector> |
| |
| namespace dawn_native { namespace vulkan { |
| |
| class Device; |
| class Texture; |
| struct VulkanSurfaceInfo; |
| |
| class OldSwapChain : public OldSwapChainBase { |
| public: |
| static Ref<OldSwapChain> Create(Device* device, const SwapChainDescriptor* descriptor); |
| |
| protected: |
| OldSwapChain(Device* device, const SwapChainDescriptor* descriptor); |
| ~OldSwapChain() override; |
| |
| TextureBase* GetNextTextureImpl(const TextureDescriptor* descriptor) override; |
| MaybeError OnBeforePresent(TextureViewBase* texture) override; |
| |
| private: |
| wgpu::TextureUsage mTextureUsage; |
| }; |
| |
| class SwapChain : public NewSwapChainBase { |
| public: |
| static ResultOrError<Ref<SwapChain>> Create(Device* device, |
| Surface* surface, |
| NewSwapChainBase* previousSwapChain, |
| const SwapChainDescriptor* descriptor); |
| ~SwapChain() override; |
| |
| private: |
| using NewSwapChainBase::NewSwapChainBase; |
| MaybeError Initialize(NewSwapChainBase* previousSwapChain); |
| |
| struct Config { |
| // Information that's passed to vulkan swapchain creation. |
| VkPresentModeKHR presentMode; |
| VkExtent2D extent; |
| VkImageUsageFlags usage; |
| VkFormat format; |
| VkColorSpaceKHR colorSpace; |
| uint32_t targetImageCount; |
| VkSurfaceTransformFlagBitsKHR transform; |
| VkCompositeAlphaFlagBitsKHR alphaMode; |
| |
| // Redundant information but as WebGPU enums to create the wgpu::Texture that |
| // encapsulates the native swapchain texture. |
| wgpu::TextureUsage wgpuUsage; |
| wgpu::TextureFormat wgpuFormat; |
| |
| // Information about the blit workarounds we need to do (if any) |
| bool needsBlit = false; |
| }; |
| ResultOrError<Config> ChooseConfig(const VulkanSurfaceInfo& surfaceInfo) const; |
| ResultOrError<TextureViewBase*> GetCurrentTextureViewInternal(bool isReentrant = false); |
| |
| // NewSwapChainBase implementation |
| MaybeError PresentImpl() override; |
| ResultOrError<TextureViewBase*> GetCurrentTextureViewImpl() override; |
| void DetachFromSurfaceImpl() override; |
| |
| Config mConfig; |
| |
| VkSurfaceKHR mVkSurface = VK_NULL_HANDLE; |
| VkSwapchainKHR mSwapChain = VK_NULL_HANDLE; |
| std::vector<VkImage> mSwapChainImages; |
| uint32_t mLastImageIndex = 0; |
| |
| Ref<Texture> mBlitTexture; |
| Ref<Texture> mTexture; |
| }; |
| |
| }} // namespace dawn_native::vulkan |
| |
| #endif // DAWNNATIVE_VULKAN_SWAPCHAINVK_H_ |