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- /*
- * 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 VulkanWindowContext_DEFINED
- #define VulkanWindowContext_DEFINED
- #include "include/core/SkTypes.h"
- #ifdef SK_VULKAN
- #include "include/gpu/vk/GrVkVulkan.h"
- #include "include/gpu/vk/GrVkBackendContext.h"
- #include "src/gpu/vk/GrVkInterface.h"
- #include "tools/gpu/vk/VkTestUtils.h"
- #include "tools/sk_app/WindowContext.h"
- class GrRenderTarget;
- namespace sk_app {
- class VulkanWindowContext : public WindowContext {
- public:
- ~VulkanWindowContext() override;
- sk_sp<SkSurface> getBackbufferSurface() override;
- void swapBuffers() override;
- bool isValid() override { return fDevice != VK_NULL_HANDLE; }
- void resize(int w, int h) override {
- this->createSwapchain(w, h, fDisplayParams);
- }
- void setDisplayParams(const DisplayParams& params) override {
- this->destroyContext();
- fDisplayParams = params;
- this->initializeContext();
- }
- /** Platform specific function that creates a VkSurfaceKHR for a window */
- using CreateVkSurfaceFn = std::function<VkSurfaceKHR(VkInstance)>;
- /** Platform specific function that determines whether presentation will succeed. */
- using CanPresentFn = sk_gpu_test::CanPresentFn;
- VulkanWindowContext(const DisplayParams&, CreateVkSurfaceFn, CanPresentFn,
- PFN_vkGetInstanceProcAddr, PFN_vkGetDeviceProcAddr);
- private:
- void initializeContext();
- void destroyContext();
- struct BackbufferInfo {
- uint32_t fImageIndex; // image this is associated with
- VkSemaphore fRenderSemaphore; // we wait on this for rendering to be done
- };
- BackbufferInfo* getAvailableBackbuffer();
- bool createSwapchain(int width, int height, const DisplayParams& params);
- void createBuffers(VkFormat format, SkColorType colorType);
- void destroyBuffers();
- VkInstance fInstance = VK_NULL_HANDLE;
- VkPhysicalDevice fPhysicalDevice = VK_NULL_HANDLE;
- VkDevice fDevice = VK_NULL_HANDLE;
- VkDebugReportCallbackEXT fDebugCallback = VK_NULL_HANDLE;
- // Create functions
- CreateVkSurfaceFn fCreateVkSurfaceFn;
- CanPresentFn fCanPresentFn;
- // Vulkan GetProcAddr functions
- PFN_vkGetInstanceProcAddr fGetInstanceProcAddr = nullptr;
- PFN_vkGetDeviceProcAddr fGetDeviceProcAddr = nullptr;
- // WSI interface functions
- PFN_vkDestroySurfaceKHR fDestroySurfaceKHR = nullptr;
- PFN_vkGetPhysicalDeviceSurfaceSupportKHR fGetPhysicalDeviceSurfaceSupportKHR = nullptr;
- PFN_vkGetPhysicalDeviceSurfaceCapabilitiesKHR fGetPhysicalDeviceSurfaceCapabilitiesKHR =nullptr;
- PFN_vkGetPhysicalDeviceSurfaceFormatsKHR fGetPhysicalDeviceSurfaceFormatsKHR = nullptr;
- PFN_vkGetPhysicalDeviceSurfacePresentModesKHR fGetPhysicalDeviceSurfacePresentModesKHR =nullptr;
- PFN_vkCreateSwapchainKHR fCreateSwapchainKHR = nullptr;
- PFN_vkDestroySwapchainKHR fDestroySwapchainKHR = nullptr;
- PFN_vkGetSwapchainImagesKHR fGetSwapchainImagesKHR = nullptr;
- PFN_vkAcquireNextImageKHR fAcquireNextImageKHR = nullptr;
- PFN_vkQueuePresentKHR fQueuePresentKHR = nullptr;
- PFN_vkDestroyInstance fDestroyInstance = nullptr;
- PFN_vkDeviceWaitIdle fDeviceWaitIdle = nullptr;
- PFN_vkDestroyDebugReportCallbackEXT fDestroyDebugReportCallbackEXT = nullptr;
- PFN_vkQueueWaitIdle fQueueWaitIdle = nullptr;
- PFN_vkDestroyDevice fDestroyDevice = nullptr;
- PFN_vkGetDeviceQueue fGetDeviceQueue = nullptr;
- sk_sp<const GrVkInterface> fInterface;
- VkSurfaceKHR fSurface;
- VkSwapchainKHR fSwapchain;
- uint32_t fGraphicsQueueIndex;
- VkQueue fGraphicsQueue;
- uint32_t fPresentQueueIndex;
- VkQueue fPresentQueue;
- uint32_t fImageCount;
- VkImage* fImages; // images in the swapchain
- VkImageLayout* fImageLayouts; // layouts of these images when not color attachment
- sk_sp<SkSurface>* fSurfaces; // surfaces client renders to (may not be based on rts)
- BackbufferInfo* fBackbuffers;
- uint32_t fCurrentBackbufferIndex;
- };
- } // namespace sk_app
- #endif // SK_VULKAN
- #endif
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