bdf12ad8d5
Bug: skia: Change-Id: I8add2470313549723be6720b543091c444d2eb4f Reviewed-on: https://skia-review.googlesource.com/c/161680 Commit-Queue: Greg Daniel <egdaniel@google.com> Reviewed-by: Brian Salomon <bsalomon@google.com>
67 lines
1.6 KiB
C++
67 lines
1.6 KiB
C++
/*
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* Copyright 2017 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef GrBackendSemaphore_DEFINED
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#define GrBackendSemaphore_DEFINED
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#include "GrTypes.h"
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#include "gl/GrGLTypes.h"
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#include "vk/GrVkTypes.h"
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/**
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* Wrapper class for passing into and receiving data from Ganesh about a backend semaphore object.
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*/
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class GrBackendSemaphore {
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public:
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// For convenience we just set the backend here to OpenGL. The GrBackendSemaphore cannot be used
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// until either initGL or initVulkan are called which will set the appropriate GrBackend.
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GrBackendSemaphore() : fBackend(GrBackendApi::kOpenGL), fGLSync(0), fIsInitialized(false) {}
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void initGL(GrGLsync sync) {
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fBackend = GrBackendApi::kOpenGL;
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fGLSync = sync;
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fIsInitialized = true;
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}
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void initVulkan(VkSemaphore semaphore) {
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fBackend = GrBackendApi::kVulkan;
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fVkSemaphore = semaphore;
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#ifdef SK_VULKAN
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fIsInitialized = true;
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#else
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fIsInitialized = false;
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#endif
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}
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bool isInitialized() const { return fIsInitialized; }
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GrGLsync glSync() const {
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if (!fIsInitialized || GrBackendApi::kOpenGL != fBackend) {
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return 0;
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}
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return fGLSync;
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}
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VkSemaphore vkSemaphore() const {
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if (!fIsInitialized || GrBackendApi::kVulkan != fBackend) {
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return VK_NULL_HANDLE;
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}
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return fVkSemaphore;
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}
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private:
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GrBackendApi fBackend;
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union {
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GrGLsync fGLSync;
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VkSemaphore fVkSemaphore;
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};
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bool fIsInitialized;
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};
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#endif
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