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| 1 | |
| 2 /* | |
| 3 * Copyright 2016 Google Inc. | |
| 4 * | |
| 5 * Use of this source code is governed by a BSD-style license that can be | |
| 6 * found in the LICENSE file. | |
| 7 */ | |
| 8 #ifndef VulkanTestContext_DEFINED | |
| 9 #define VulkanTestContext_DEFINED | |
| 10 | |
| 11 #ifdef SK_VULKAN | |
| 12 | |
| 13 #include "GrTypes.h" | |
| 14 #include "vk/GrVkBackendContext.h" | |
| 15 | |
| 16 class SkSurface; | |
| 17 class GrContext; | |
| 18 | |
| 19 class VulkanTestContext { | |
| 20 public: | |
| 21 ~VulkanTestContext(); | |
| 22 | |
| 23 // each platform will have to implement these in its CPP file | |
| 24 static VkSurfaceKHR createVkSurface(VkInstance, void* platformData); | |
| 25 static bool canPresent(VkInstance, VkPhysicalDevice, uint32_t queueFamilyInd
ex); | |
| 26 | |
| 27 static VulkanTestContext* Create(void* platformData, int msaaSampleCount) { | |
| 28 VulkanTestContext* ctx = new VulkanTestContext(platformData, msaaSampleC
ount); | |
| 29 if (!ctx->isValid()) { | |
| 30 delete ctx; | |
| 31 return nullptr; | |
| 32 } | |
| 33 return ctx; | |
| 34 } | |
| 35 | |
| 36 SkSurface* getBackbufferSurface(); | |
| 37 void swapBuffers(); | |
| 38 | |
| 39 bool makeCurrent() { return true; } | |
| 40 | |
| 41 bool isValid() { return SkToBool(fBackendContext.get()); } | |
| 42 | |
| 43 void resize(uint32_t w, uint32_t h) { | |
| 44 this->createSwapchain(w, h); | |
| 45 } | |
| 46 | |
| 47 GrBackendContext getBackendContext() { return (GrBackendContext)fBackendCont
ext.get(); } | |
| 48 | |
| 49 private: | |
| 50 VulkanTestContext(); | |
| 51 VulkanTestContext(void*, int msaaSampleCount); | |
| 52 void initializeContext(void*); | |
| 53 void destroyContext(); | |
| 54 | |
| 55 struct BackbufferInfo { | |
| 56 uint32_t fImageIndex; // image this is associated with | |
| 57 VkSemaphore fAcquireSemaphore; // we signal on this for acquisiti
on of image | |
| 58 VkSemaphore fRenderSemaphore; // we wait on this for rendering t
o be done | |
| 59 VkCommandBuffer fTransitionCmdBuffers[2]; // to transition layout betwee
n present and render | |
| 60 VkFence fUsageFences[2]; // used to ensure this data is no
longer used on GPU | |
| 61 }; | |
| 62 | |
| 63 BackbufferInfo* getAvailableBackbuffer(); | |
| 64 bool createSwapchain(uint32_t width, uint32_t height); | |
| 65 void createBuffers(VkFormat format); | |
| 66 void destroyBuffers(); | |
| 67 | |
| 68 SkAutoTUnref<const GrVkBackendContext> fBackendContext; | |
| 69 | |
| 70 // simple wrapper class that exists only to initialize a pointer to NULL | |
| 71 template <typename FNPTR_TYPE> class VkPtr { | |
| 72 public: | |
| 73 VkPtr() : fPtr(NULL) {} | |
| 74 VkPtr operator=(FNPTR_TYPE ptr) { fPtr = ptr; return *this; } | |
| 75 operator FNPTR_TYPE() const { return fPtr; } | |
| 76 private: | |
| 77 FNPTR_TYPE fPtr; | |
| 78 }; | |
| 79 | |
| 80 // WSI interface functions | |
| 81 VkPtr<PFN_vkDestroySurfaceKHR> fDestroySurfaceKHR; | |
| 82 VkPtr<PFN_vkGetPhysicalDeviceSurfaceSupportKHR> fGetPhysicalDeviceSurfaceSup
portKHR; | |
| 83 VkPtr<PFN_vkGetPhysicalDeviceSurfaceCapabilitiesKHR> fGetPhysicalDeviceSurfa
ceCapabilitiesKHR; | |
| 84 VkPtr<PFN_vkGetPhysicalDeviceSurfaceFormatsKHR> fGetPhysicalDeviceSurfaceFor
matsKHR; | |
| 85 VkPtr<PFN_vkGetPhysicalDeviceSurfacePresentModesKHR> fGetPhysicalDeviceSurfa
cePresentModesKHR; | |
| 86 | |
| 87 VkPtr<PFN_vkCreateSwapchainKHR> fCreateSwapchainKHR; | |
| 88 VkPtr<PFN_vkDestroySwapchainKHR> fDestroySwapchainKHR; | |
| 89 VkPtr<PFN_vkGetSwapchainImagesKHR> fGetSwapchainImagesKHR; | |
| 90 VkPtr<PFN_vkAcquireNextImageKHR> fAcquireNextImageKHR; | |
| 91 VkPtr<PFN_vkQueuePresentKHR> fQueuePresentKHR; | |
| 92 VkPtr<PFN_vkCreateSharedSwapchainsKHR> fCreateSharedSwapchainsKHR; | |
| 93 | |
| 94 GrContext* fContext; | |
| 95 VkSurfaceKHR fSurface; | |
| 96 VkSwapchainKHR fSwapchain; | |
| 97 uint32_t fPresentQueueIndex; | |
| 98 VkQueue fPresentQueue; | |
| 99 int fWidth; | |
| 100 int fHeight; | |
| 101 GrPixelConfig fPixelConfig; | |
| 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; // wrapped surface for those images | |
| 107 VkCommandPool fCommandPool; | |
| 108 BackbufferInfo* fBackbuffers; | |
| 109 uint32_t fCurrentBackbufferIndex; | |
| 110 }; | |
| 111 | |
| 112 #endif // SK_VULKAN | |
| 113 | |
| 114 #endif | |
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Chromium Code Reviews
Issue 1945103003:
Rename VulkanViewer to Viewer, take 2. (Closed)
Base URL: https://skia.googlesource.com/skia.git@master