1 /*
2 * Copyright 2017 Google Inc.
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
8 #include "src/gpu/ganesh/vk/GrVkSemaphore.h"
9
10 #include "include/gpu/GrBackendSemaphore.h"
11 #include "include/gpu/ganesh/vk/GrVkBackendSemaphore.h"
12 #include "src/gpu/ganesh/vk/GrVkGpu.h"
13 #include "src/gpu/ganesh/vk/GrVkUtil.h"
14
15 #ifdef VK_USE_PLATFORM_WIN32_KHR
16 // windows wants to define this as CreateSemaphoreA or CreateSemaphoreW
17 #undef CreateSemaphore
18 #endif
19
Make(GrVkGpu * gpu,bool isOwned)20 std::unique_ptr<GrVkSemaphore> GrVkSemaphore::Make(GrVkGpu* gpu, bool isOwned) {
21 VkSemaphoreCreateInfo createInfo;
22 memset(&createInfo, 0, sizeof(VkSemaphoreCreateInfo));
23 createInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
24 createInfo.pNext = nullptr;
25 createInfo.flags = 0;
26 VkSemaphore semaphore = VK_NULL_HANDLE;
27 VkResult result;
28 GR_VK_CALL_RESULT(gpu, result, CreateSemaphore(gpu->device(), &createInfo, nullptr,
29 &semaphore));
30 if (result != VK_SUCCESS) {
31 return nullptr;
32 }
33
34 return std::unique_ptr<GrVkSemaphore>(new GrVkSemaphore(gpu, semaphore, false, false, isOwned));
35 }
36
MakeWrapped(GrVkGpu * gpu,VkSemaphore semaphore,GrSemaphoreWrapType wrapType,GrWrapOwnership ownership)37 std::unique_ptr<GrVkSemaphore> GrVkSemaphore::MakeWrapped(GrVkGpu* gpu,
38 VkSemaphore semaphore,
39 GrSemaphoreWrapType wrapType,
40 GrWrapOwnership ownership) {
41 if (VK_NULL_HANDLE == semaphore) {
42 SkDEBUGFAIL("Trying to wrap an invalid VkSemaphore");
43 return nullptr;
44 }
45 bool prohibitSignal = GrSemaphoreWrapType::kWillWait == wrapType;
46 bool prohibitWait = GrSemaphoreWrapType::kWillSignal == wrapType;
47 return std::unique_ptr<GrVkSemaphore>(new GrVkSemaphore(gpu, semaphore, prohibitSignal,
48 prohibitWait,
49 kBorrow_GrWrapOwnership != ownership));
50 }
51
GrVkSemaphore(GrVkGpu * gpu,VkSemaphore semaphore,bool prohibitSignal,bool prohibitWait,bool isOwned)52 GrVkSemaphore::GrVkSemaphore(GrVkGpu* gpu, VkSemaphore semaphore, bool prohibitSignal,
53 bool prohibitWait, bool isOwned) {
54 fResource = new Resource(gpu, semaphore, prohibitSignal, prohibitWait, isOwned);
55 }
56
~GrVkSemaphore()57 GrVkSemaphore::~GrVkSemaphore() {
58 if (fResource) {
59 fResource->unref();
60 }
61 }
62
freeGPUData() const63 void GrVkSemaphore::Resource::freeGPUData() const {
64 if (fIsOwned) {
65 GR_VK_CALL(fGpu->vkInterface(),
66 DestroySemaphore(fGpu->device(), fSemaphore, nullptr));
67 }
68 }
69
backendSemaphore() const70 GrBackendSemaphore GrVkSemaphore::backendSemaphore() const {
71 return GrBackendSemaphores::MakeVk(fResource->semaphore());
72 }
73