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/*
* Copyright 2017 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrVkSemaphore.h"
#include "GrBackendSemaphore.h"
#include "GrVkGpu.h"
#include "GrVkUtil.h"
#ifdef VK_USE_PLATFORM_WIN32_KHR
// windows wants to define this as CreateSemaphoreA or CreateSemaphoreW
#undef CreateSemaphore
#endif
sk_sp<GrVkSemaphore> GrVkSemaphore::Make(const GrVkGpu* gpu, bool isOwned) {
VkSemaphoreCreateInfo createInfo;
memset(&createInfo, 0, sizeof(VkSemaphoreCreateInfo));
createInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
createInfo.pNext = nullptr;
createInfo.flags = 0;
VkSemaphore semaphore = VK_NULL_HANDLE;
GR_VK_CALL_ERRCHECK(gpu->vkInterface(),
CreateSemaphore(gpu->device(), &createInfo, nullptr, &semaphore));
return sk_sp<GrVkSemaphore>(new GrVkSemaphore(gpu, semaphore, false, false, isOwned));
}
sk_sp<GrVkSemaphore> GrVkSemaphore::MakeWrapped(const GrVkGpu* gpu,
VkSemaphore semaphore,
WrapType wrapType,
GrWrapOwnership ownership) {
if (VK_NULL_HANDLE == semaphore) {
return nullptr;
}
bool prohibitSignal = WrapType::kWillWait == wrapType;
bool prohibitWait = WrapType::kWillSignal == wrapType;
return sk_sp<GrVkSemaphore>(new GrVkSemaphore(gpu, semaphore, prohibitSignal, prohibitWait,
kBorrow_GrWrapOwnership != ownership));
}
GrVkSemaphore::GrVkSemaphore(const GrVkGpu* gpu, VkSemaphore semaphore, bool prohibitSignal,
bool prohibitWait, bool isOwned)
: INHERITED(gpu) {
fResource = new Resource(semaphore, prohibitSignal, prohibitWait, isOwned);
}
GrVkSemaphore::~GrVkSemaphore() {
if (fGpu) {
fResource->unref(static_cast<const GrVkGpu*>(fGpu));
} else {
fResource->unrefAndAbandon();
}
}
void GrVkSemaphore::Resource::freeGPUData(const GrVkGpu* gpu) const {
if (fIsOwned) {
GR_VK_CALL(gpu->vkInterface(),
DestroySemaphore(gpu->device(), fSemaphore, nullptr));
}
}
void GrVkSemaphore::setBackendSemaphore(GrBackendSemaphore* backendSemaphore) const {
backendSemaphore->initVulkan(fResource->semaphore());
}
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