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 SkVulkanWindowContext_DEFINED 8 #define SkVulkanWindowContext_DEFINED 9 10 #include "include/core/SkTypes.h" 11 12 #ifdef SK_VULKAN 13 14 #include "include/gpu/vk/GrVkBackendContext.h" 15 #include "tools/gpu/vk/VkTestUtils.h" 16 #include "tools/window/SkWindowContext.h" 17 18 class GrRenderTarget; 19 20 namespace skgpu { struct VulkanInterface; } 21 22 class SkVulkanWindowContext : public SkWindowContext { 23 public: 24 ~SkVulkanWindowContext() override; 25 26 sk_sp<SkSurface> getBackbufferSurface() override; 27 void swapBuffers() override; 28 isValid()29 bool isValid() override { return fDevice != VK_NULL_HANDLE; } 30 resize(int w,int h)31 void resize(int w, int h) override { 32 this->createSwapchain(w, h, fDisplayParams); 33 } 34 setDisplayParams(const SkDisplayParams & params)35 void setDisplayParams(const SkDisplayParams& params) override { 36 this->destroyContext(); 37 fDisplayParams = params; 38 this->initializeContext(); 39 } 40 41 /** Platform specific function that creates a VkSurfaceKHR for a window */ 42 using CreateVkSurfaceFn = std::function<VkSurfaceKHR(VkInstance)>; 43 /** Platform specific function that determines whether presentation will succeed. */ 44 using CanPresentFn = sk_gpu_test::CanPresentFn; 45 46 SkVulkanWindowContext(const SkDisplayParams&, CreateVkSurfaceFn, CanPresentFn, 47 PFN_vkGetInstanceProcAddr); 48 49 private: 50 void initializeContext(); 51 void destroyContext(); 52 53 struct BackbufferInfo { 54 uint32_t fImageIndex; // image this is associated with 55 VkSemaphore fRenderSemaphore; // we wait on this for rendering to be done 56 }; 57 58 BackbufferInfo* getAvailableBackbuffer(); 59 bool createSwapchain(int width, int height, const SkDisplayParams& params); 60 bool createBuffers(VkFormat format, VkImageUsageFlags, SkColorType colorType, VkSharingMode); 61 void destroyBuffers(); 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 #endif // SK_VULKAN 112 113 #endif 114