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/ganesh/GrBackendSemaphore.h"
11 #include "include/gpu/ganesh/vk/GrVkBackendSemaphore.h"
12 #include "include/private/base/SkAssert.h"
13 #include "src/gpu/ganesh/vk/GrVkGpu.h"
14 #include "src/gpu/ganesh/vk/GrVkUtil.h"
15
16 #include <string.h>
17
18 #ifdef VK_USE_PLATFORM_WIN32_KHR
19 // windows wants to define this as CreateSemaphoreA or CreateSemaphoreW
20 #undef CreateSemaphore
21 #endif
22
Make(GrVkGpu * gpu,bool isOwned)23 std::unique_ptr<GrVkSemaphore> GrVkSemaphore::Make(GrVkGpu* gpu, bool isOwned) {
24 VkSemaphoreCreateInfo createInfo;
25 memset(&createInfo, 0, sizeof(VkSemaphoreCreateInfo));
26 createInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
27 createInfo.pNext = nullptr;
28 createInfo.flags = 0;
29 VkSemaphore semaphore = VK_NULL_HANDLE;
30 VkResult result;
31 GR_VK_CALL_RESULT(gpu, result, CreateSemaphore(gpu->device(), &createInfo, nullptr,
32 &semaphore));
33 if (result != VK_SUCCESS) {
34 return nullptr;
35 }
36
37 return std::unique_ptr<GrVkSemaphore>(new GrVkSemaphore(gpu, semaphore, false, false, isOwned));
38 }
39
MakeWrapped(GrVkGpu * gpu,VkSemaphore semaphore,GrSemaphoreWrapType wrapType,GrWrapOwnership ownership)40 std::unique_ptr<GrVkSemaphore> GrVkSemaphore::MakeWrapped(GrVkGpu* gpu,
41 VkSemaphore semaphore,
42 GrSemaphoreWrapType wrapType,
43 GrWrapOwnership ownership) {
44 if (VK_NULL_HANDLE == semaphore) {
45 SkDEBUGFAIL("Trying to wrap an invalid VkSemaphore");
46 return nullptr;
47 }
48 bool prohibitSignal = GrSemaphoreWrapType::kWillWait == wrapType;
49 bool prohibitWait = GrSemaphoreWrapType::kWillSignal == wrapType;
50 return std::unique_ptr<GrVkSemaphore>(new GrVkSemaphore(gpu, semaphore, prohibitSignal,
51 prohibitWait,
52 kBorrow_GrWrapOwnership != ownership));
53 }
54
GrVkSemaphore(GrVkGpu * gpu,VkSemaphore semaphore,bool prohibitSignal,bool prohibitWait,bool isOwned)55 GrVkSemaphore::GrVkSemaphore(GrVkGpu* gpu, VkSemaphore semaphore, bool prohibitSignal,
56 bool prohibitWait, bool isOwned) {
57 fResource = new Resource(gpu, semaphore, prohibitSignal, prohibitWait, isOwned);
58 }
59
~GrVkSemaphore()60 GrVkSemaphore::~GrVkSemaphore() {
61 if (fResource) {
62 fResource->unref();
63 }
64 }
65
freeGPUData() const66 void GrVkSemaphore::Resource::freeGPUData() const {
67 if (fIsOwned) {
68 GR_VK_CALL(fGpu->vkInterface(),
69 DestroySemaphore(fGpu->device(), fSemaphore, nullptr));
70 }
71 }
72
backendSemaphore() const73 GrBackendSemaphore GrVkSemaphore::backendSemaphore() const {
74 return GrBackendSemaphores::MakeVk(fResource->semaphore());
75 }
76