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122 lines
4.2 KiB
122 lines
4.2 KiB
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/*
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* Copyright 2016 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef VulkanWindowContext_DEFINED
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#define VulkanWindowContext_DEFINED
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#include "include/core/SkTypes.h"
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#ifdef SK_VULKAN
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#include "include/gpu/vk/GrVkVulkan.h"
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#include "include/gpu/vk/GrVkBackendContext.h"
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#include "src/gpu/vk/GrVkInterface.h"
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#include "tools/gpu/vk/VkTestUtils.h"
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#include "tools/sk_app/WindowContext.h"
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class GrRenderTarget;
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namespace sk_app {
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class VulkanWindowContext : public WindowContext {
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public:
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~VulkanWindowContext() override;
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sk_sp<SkSurface> getBackbufferSurface() override;
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void swapBuffers() override;
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bool isValid() override { return fDevice != VK_NULL_HANDLE; }
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void resize(int w, int h) override {
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this->createSwapchain(w, h, fDisplayParams);
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}
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void setDisplayParams(const DisplayParams& params) override {
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this->destroyContext();
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fDisplayParams = params;
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this->initializeContext();
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}
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/** Platform specific function that creates a VkSurfaceKHR for a window */
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using CreateVkSurfaceFn = std::function<VkSurfaceKHR(VkInstance)>;
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/** Platform specific function that determines whether presentation will succeed. */
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using CanPresentFn = sk_gpu_test::CanPresentFn;
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VulkanWindowContext(const DisplayParams&, CreateVkSurfaceFn, CanPresentFn,
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PFN_vkGetInstanceProcAddr, PFN_vkGetDeviceProcAddr);
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private:
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void initializeContext();
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void destroyContext();
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struct BackbufferInfo {
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uint32_t fImageIndex; // image this is associated with
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VkSemaphore fRenderSemaphore; // we wait on this for rendering to be done
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};
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BackbufferInfo* getAvailableBackbuffer();
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bool createSwapchain(int width, int height, const DisplayParams& params);
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bool createBuffers(VkFormat format, VkImageUsageFlags, SkColorType colorType, VkSharingMode);
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void destroyBuffers();
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VkInstance fInstance = VK_NULL_HANDLE;
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VkPhysicalDevice fPhysicalDevice = VK_NULL_HANDLE;
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VkDevice fDevice = VK_NULL_HANDLE;
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VkDebugReportCallbackEXT fDebugCallback = VK_NULL_HANDLE;
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// Create functions
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CreateVkSurfaceFn fCreateVkSurfaceFn;
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CanPresentFn fCanPresentFn;
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// Vulkan GetProcAddr functions
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PFN_vkGetInstanceProcAddr fGetInstanceProcAddr = nullptr;
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PFN_vkGetDeviceProcAddr fGetDeviceProcAddr = nullptr;
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// WSI interface functions
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PFN_vkDestroySurfaceKHR fDestroySurfaceKHR = nullptr;
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PFN_vkGetPhysicalDeviceSurfaceSupportKHR fGetPhysicalDeviceSurfaceSupportKHR = nullptr;
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PFN_vkGetPhysicalDeviceSurfaceCapabilitiesKHR fGetPhysicalDeviceSurfaceCapabilitiesKHR =nullptr;
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PFN_vkGetPhysicalDeviceSurfaceFormatsKHR fGetPhysicalDeviceSurfaceFormatsKHR = nullptr;
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PFN_vkGetPhysicalDeviceSurfacePresentModesKHR fGetPhysicalDeviceSurfacePresentModesKHR =nullptr;
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PFN_vkCreateSwapchainKHR fCreateSwapchainKHR = nullptr;
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PFN_vkDestroySwapchainKHR fDestroySwapchainKHR = nullptr;
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PFN_vkGetSwapchainImagesKHR fGetSwapchainImagesKHR = nullptr;
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PFN_vkAcquireNextImageKHR fAcquireNextImageKHR = nullptr;
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PFN_vkQueuePresentKHR fQueuePresentKHR = nullptr;
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PFN_vkDestroyInstance fDestroyInstance = nullptr;
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PFN_vkDeviceWaitIdle fDeviceWaitIdle = nullptr;
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PFN_vkDestroyDebugReportCallbackEXT fDestroyDebugReportCallbackEXT = nullptr;
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PFN_vkQueueWaitIdle fQueueWaitIdle = nullptr;
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PFN_vkDestroyDevice fDestroyDevice = nullptr;
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PFN_vkGetDeviceQueue fGetDeviceQueue = nullptr;
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sk_sp<const GrVkInterface> fInterface;
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VkSurfaceKHR fSurface;
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VkSwapchainKHR fSwapchain;
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uint32_t fGraphicsQueueIndex;
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VkQueue fGraphicsQueue;
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uint32_t fPresentQueueIndex;
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VkQueue fPresentQueue;
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uint32_t fImageCount;
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VkImage* fImages; // images in the swapchain
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VkImageLayout* fImageLayouts; // layouts of these images when not color attachment
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sk_sp<SkSurface>* fSurfaces; // surfaces client renders to (may not be based on rts)
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BackbufferInfo* fBackbuffers;
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uint32_t fCurrentBackbufferIndex;
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};
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} // namespace sk_app
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#endif // SK_VULKAN
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#endif
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