0e32aa8a3a
I want to free up GrD3DTypesPriv to actually be private types that include real d3d objects. Change-Id: Id38d6baae4fa68c19301b27d4f9d51eb1d9c5db0 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/443676 Commit-Queue: Greg Daniel <egdaniel@google.com> Commit-Queue: Jim Van Verth <jvanverth@google.com> Auto-Submit: Greg Daniel <egdaniel@google.com> Reviewed-by: Jim Van Verth <jvanverth@google.com> Reviewed-by: Brian Salomon <bsalomon@google.com>
128 lines
3.3 KiB
C++
128 lines
3.3 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 "include/gpu/GrTypes.h"
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#include "include/gpu/gl/GrGLTypes.h"
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#include "include/gpu/mtl/GrMtlTypes.h"
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#include "include/gpu/vk/GrVkTypes.h"
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#ifdef SK_DIRECT3D
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#include "include/private/GrD3DTypesMinimal.h"
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#endif
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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()
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: fBackend(GrBackendApi::kOpenGL), fGLSync(nullptr), fIsInitialized(false) {}
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#ifdef SK_DIRECT3D
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// We only need to specify these if Direct3D is enabled, because it requires special copy
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// characteristics.
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~GrBackendSemaphore();
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GrBackendSemaphore(const GrBackendSemaphore&);
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GrBackendSemaphore& operator=(const GrBackendSemaphore&);
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#endif
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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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// It is the creator's responsibility to ref the MTLEvent passed in here, via __bridge_retained.
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// The other end will wrap this BackendSemaphore and take the ref, via __bridge_transfer.
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void initMetal(GrMTLHandle event, uint64_t value) {
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fBackend = GrBackendApi::kMetal;
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fMtlEvent = event;
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fMtlValue = value;
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#ifdef SK_METAL
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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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#ifdef SK_DIRECT3D
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void initDirect3D(const GrD3DFenceInfo& info) {
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fBackend = GrBackendApi::kDirect3D;
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this->assignD3DFenceInfo(info);
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fIsInitialized = true;
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}
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#endif
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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 nullptr;
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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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GrMTLHandle mtlSemaphore() const {
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if (!fIsInitialized || GrBackendApi::kMetal != fBackend) {
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return nullptr;
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}
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return fMtlEvent;
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}
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uint64_t mtlValue() const {
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if (!fIsInitialized || GrBackendApi::kMetal != fBackend) {
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return 0;
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}
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return fMtlValue;
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}
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#ifdef SK_DIRECT3D
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bool getD3DFenceInfo(GrD3DFenceInfo* outInfo) const;
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#endif
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private:
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#ifdef SK_DIRECT3D
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void assignD3DFenceInfo(const GrD3DFenceInfo& info);
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#endif
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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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GrMTLHandle fMtlEvent; // Expected to be an id<MTLEvent>
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#ifdef SK_DIRECT3D
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GrD3DFenceInfo* fD3DFenceInfo;
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#endif
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};
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uint64_t fMtlValue;
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bool fIsInitialized;
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};
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#endif
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