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// 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_NATIVESWAPCHAINIMPLVK_H_
#define DAWNNATIVE_VULKAN_NATIVESWAPCHAINIMPLVK_H_
#include "dawn_native/vulkan/VulkanInfo.h"
#include "dawn/dawn_wsi.h"
#include "dawn_native/dawn_platform.h"
namespace dawn_native { namespace vulkan {
class Device;
class NativeSwapChainImpl {
public:
using WSIContext = DawnWSIContextVulkan;
NativeSwapChainImpl(Device* device, VkSurfaceKHR surface);
~NativeSwapChainImpl();
void Init(DawnWSIContextVulkan* context);
DawnSwapChainError Configure(WGPUTextureFormat format,
WGPUTextureUsage,
uint32_t width,
uint32_t height);
DawnSwapChainError GetNextTexture(DawnSwapChainNextTexture* nextTexture);
DawnSwapChainError Present();
wgpu::TextureFormat GetPreferredFormat() const;
struct ChosenConfig {
VkFormat nativeFormat;
wgpu::TextureFormat format;
VkColorSpaceKHR colorSpace;
VkSurfaceTransformFlagBitsKHR preTransform;
uint32_t minImageCount;
VkPresentModeKHR presentMode;
VkCompositeAlphaFlagBitsKHR compositeAlpha;
};
private:
void UpdateSurfaceConfig();
VkSurfaceKHR mSurface = VK_NULL_HANDLE;
VkSwapchainKHR mSwapChain = VK_NULL_HANDLE;
std::vector<VkImage> mSwapChainImages;
uint32_t mLastImageIndex = 0;
VulkanSurfaceInfo mInfo;
ChosenConfig mConfig;
Device* mDevice = nullptr;
};
}} // namespace dawn_native::vulkan
#endif // DAWNNATIVE_VULKAN_NATIVESWAPCHAINIMPLVK_H_