1 /* 2 * Copyright 2023 Google LLC 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 #ifndef VulkanWindowContext_DEFINED 8 #define VulkanWindowContext_DEFINED 9 10 #include "include/core/SkTypes.h" 11 12 #include "include/gpu/vk/VulkanBackendContext.h" 13 #include "tools/gpu/vk/VkTestUtils.h" 14 #include "tools/window/WindowContext.h" 15 16 class GrRenderTarget; 17 18 namespace skgpu { struct VulkanInterface; } 19 20 namespace skwindow::internal { 21 22 class VulkanWindowContext : public WindowContext { 23 public: 24 ~VulkanWindowContext() override; 25 26 sk_sp<SkSurface> getBackbufferSurface() override; 27 isValid()28 bool isValid() override { return fDevice != VK_NULL_HANDLE; } 29 resize(int w,int h)30 void resize(int w, int h) override { this->createSwapchain(w, h); } 31 setDisplayParams(std::unique_ptr<const DisplayParams> params)32 void setDisplayParams(std::unique_ptr<const DisplayParams> params) override { 33 this->destroyContext(); 34 fDisplayParams = std::move(params); 35 this->initializeContext(); 36 } 37 38 /** Platform specific function that creates a VkSurfaceKHR for a window */ 39 using CreateVkSurfaceFn = std::function<VkSurfaceKHR(VkInstance)>; 40 /** Platform specific function that determines whether presentation will succeed. */ 41 using CanPresentFn = sk_gpu_test::CanPresentFn; 42 43 VulkanWindowContext(std::unique_ptr<const DisplayParams>, 44 CreateVkSurfaceFn, 45 CanPresentFn, 46 PFN_vkGetInstanceProcAddr); 47 48 private: 49 void initializeContext(); 50 void destroyContext(); 51 52 struct BackbufferInfo { 53 uint32_t fImageIndex; // image this is associated with 54 VkSemaphore fRenderSemaphore; // we wait on this for rendering to be done 55 }; 56 57 BackbufferInfo* getAvailableBackbuffer(); 58 bool createSwapchain(int width, int height); 59 bool createBuffers(VkFormat format, VkImageUsageFlags, SkColorType colorType, VkSharingMode); 60 void destroyBuffers(); 61 void onSwapBuffers() override; 62 63 VkInstance fInstance = VK_NULL_HANDLE; 64 VkPhysicalDevice fPhysicalDevice = VK_NULL_HANDLE; 65 VkDevice fDevice = VK_NULL_HANDLE; 66 VkDebugReportCallbackEXT fDebugCallback = VK_NULL_HANDLE; 67 68 // Create functions 69 CreateVkSurfaceFn fCreateVkSurfaceFn; 70 CanPresentFn fCanPresentFn; 71 72 PFN_vkGetInstanceProcAddr fGetInstanceProcAddr = nullptr; 73 74 // WSI interface functions 75 PFN_vkDestroySurfaceKHR fDestroySurfaceKHR = nullptr; 76 PFN_vkGetPhysicalDeviceSurfaceSupportKHR fGetPhysicalDeviceSurfaceSupportKHR = nullptr; 77 PFN_vkGetPhysicalDeviceSurfaceCapabilitiesKHR fGetPhysicalDeviceSurfaceCapabilitiesKHR =nullptr; 78 PFN_vkGetPhysicalDeviceSurfaceFormatsKHR fGetPhysicalDeviceSurfaceFormatsKHR = nullptr; 79 PFN_vkGetPhysicalDeviceSurfacePresentModesKHR fGetPhysicalDeviceSurfacePresentModesKHR =nullptr; 80 81 PFN_vkCreateSwapchainKHR fCreateSwapchainKHR = nullptr; 82 PFN_vkDestroySwapchainKHR fDestroySwapchainKHR = nullptr; 83 PFN_vkGetSwapchainImagesKHR fGetSwapchainImagesKHR = nullptr; 84 PFN_vkAcquireNextImageKHR fAcquireNextImageKHR = nullptr; 85 PFN_vkQueuePresentKHR fQueuePresentKHR = nullptr; 86 87 PFN_vkDestroyInstance fDestroyInstance = nullptr; 88 PFN_vkDeviceWaitIdle fDeviceWaitIdle = nullptr; 89 PFN_vkDestroyDebugReportCallbackEXT fDestroyDebugReportCallbackEXT = nullptr; 90 PFN_vkQueueWaitIdle fQueueWaitIdle = nullptr; 91 PFN_vkDestroyDevice fDestroyDevice = nullptr; 92 PFN_vkGetDeviceQueue fGetDeviceQueue = nullptr; 93 94 sk_sp<const skgpu::VulkanInterface> fInterface; 95 96 VkSurfaceKHR fSurface; 97 VkSwapchainKHR fSwapchain; 98 uint32_t fGraphicsQueueIndex; 99 VkQueue fGraphicsQueue; 100 uint32_t fPresentQueueIndex; 101 VkQueue fPresentQueue; 102 103 uint32_t fImageCount; 104 VkImage* fImages; // images in the swapchain 105 VkImageLayout* fImageLayouts; // layouts of these images when not color attachment 106 sk_sp<SkSurface>* fSurfaces; // surfaces client renders to (may not be based on rts) 107 BackbufferInfo* fBackbuffers; 108 uint32_t fCurrentBackbufferIndex; 109 }; 110 111 } // namespace skwindow::internal 112 113 #endif 114