/* * Copyright 2017 Google Inc. * * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ #ifndef GrVkSemaphore_DEFINED #define GrVkSemaphore_DEFINED #include "GrSemaphore.h" #include "GrResourceProvider.h" #include "GrVkResource.h" #include "vk/GrVkTypes.h" class GrBackendSemaphore; class GrVkGpu; class GrVkSemaphore : public GrSemaphore { public: static sk_sp<GrVkSemaphore> Make(const GrVkGpu* gpu, bool isOwned); using WrapType = GrResourceProvider::SemaphoreWrapType; static sk_sp<GrVkSemaphore> MakeWrapped(const GrVkGpu* gpu, VkSemaphore semaphore, WrapType wrapType, GrWrapOwnership); ~GrVkSemaphore() override; class Resource : public GrVkResource { public: Resource(VkSemaphore semaphore, bool prohibitSignal, bool prohibitWait, bool isOwned) : INHERITED() , fSemaphore(semaphore) , fHasBeenSubmittedToQueueForSignal(prohibitSignal) , fHasBeenSubmittedToQueueForWait(prohibitWait) , fIsOwned(isOwned) {} ~Resource() override {} VkSemaphore semaphore() const { return fSemaphore; } static void AcquireMutex() { gMutex.acquire(); } static void ReleaseMutex() { gMutex.release(); } bool shouldSignal() const { return !fHasBeenSubmittedToQueueForSignal; } bool shouldWait() const { return !fHasBeenSubmittedToQueueForWait; } void markAsSignaled() { gMutex.assertHeld(); fHasBeenSubmittedToQueueForSignal = true; } void markAsWaited() { gMutex.assertHeld(); fHasBeenSubmittedToQueueForWait = true; } #ifdef SK_TRACE_VK_RESOURCES void dumpInfo() const override { SkDebugf("GrVkSemaphore: %d (%d refs)\n", fSemaphore, this->getRefCnt()); } #endif private: void freeGPUData(const GrVkGpu* gpu) const override; static SkMutex gMutex; VkSemaphore fSemaphore; bool fHasBeenSubmittedToQueueForSignal; bool fHasBeenSubmittedToQueueForWait; bool fIsOwned; typedef GrVkResource INHERITED; }; Resource* getResource() { return fResource; } private: GrVkSemaphore(const GrVkGpu* gpu, VkSemaphore semaphore, bool prohibitSignal, bool prohibitWait, bool isOwned); void setBackendSemaphore(GrBackendSemaphore*) const override; Resource* fResource; typedef GrSemaphore INHERITED; }; #endif