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https://gitlab.winehq.org/wine/wine-gecko.git
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102 lines
3.3 KiB
C++
102 lines
3.3 KiB
C++
/* -*- Mode: c++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40; -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef SHARED_SURFACEIO_H_
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#define SHARED_SURFACEIO_H_
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#include "mozilla/RefPtr.h"
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#include "SharedSurface.h"
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class MacIOSurface;
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namespace mozilla {
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namespace gl {
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class SharedSurface_IOSurface : public SharedSurface
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{
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private:
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const RefPtr<MacIOSurface> mIOSurf;
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GLuint mProdTex;
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public:
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static UniquePtr<SharedSurface_IOSurface> Create(const RefPtr<MacIOSurface>& ioSurf,
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GLContext* gl,
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bool hasAlpha);
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private:
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SharedSurface_IOSurface(const RefPtr<MacIOSurface>& ioSurf,
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GLContext* gl, const gfx::IntSize& size,
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bool hasAlpha);
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public:
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~SharedSurface_IOSurface();
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virtual void LockProdImpl() override { }
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virtual void UnlockProdImpl() override { }
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virtual void Fence() override;
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virtual bool WaitSync() override { return true; }
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virtual bool PollSync() override { return true; }
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virtual bool CopyTexImage2D(GLenum target, GLint level, GLenum internalformat,
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GLint x, GLint y, GLsizei width, GLsizei height,
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GLint border) override;
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virtual bool ReadPixels(GLint x, GLint y, GLsizei width, GLsizei height,
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GLenum format, GLenum type, GLvoid *pixels) override;
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virtual GLuint ProdTexture() override {
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return mProdTex;
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}
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virtual GLenum ProdTextureTarget() const override {
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return LOCAL_GL_TEXTURE_RECTANGLE_ARB;
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}
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static SharedSurface_IOSurface* Cast(SharedSurface *surf) {
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MOZ_ASSERT(surf->mType == SharedSurfaceType::IOSurface);
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return static_cast<SharedSurface_IOSurface*>(surf);
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}
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MacIOSurface* GetIOSurface() const {
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return mIOSurf;
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}
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virtual bool NeedsIndirectReads() const override {
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return true;
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}
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virtual bool ToSurfaceDescriptor(layers::SurfaceDescriptor* const out_descriptor) override;
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virtual bool ReadbackBySharedHandle(gfx::DataSourceSurface* out_surface) override;
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};
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class SurfaceFactory_IOSurface : public SurfaceFactory
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{
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public:
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// Infallible.
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static UniquePtr<SurfaceFactory_IOSurface> Create(GLContext* gl,
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const SurfaceCaps& caps,
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const RefPtr<layers::ISurfaceAllocator>& allocator,
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const layers::TextureFlags& flags);
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protected:
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const gfx::IntSize mMaxDims;
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SurfaceFactory_IOSurface(GLContext* gl, const SurfaceCaps& caps,
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const RefPtr<layers::ISurfaceAllocator>& allocator,
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const layers::TextureFlags& flags,
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const gfx::IntSize& maxDims)
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: SurfaceFactory(SharedSurfaceType::IOSurface, gl, caps, allocator, flags)
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, mMaxDims(maxDims)
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{ }
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virtual UniquePtr<SharedSurface> CreateShared(const gfx::IntSize& size) override;
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};
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} // namespace gl
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} /* namespace mozilla */
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#endif /* SHARED_SURFACEIO_H_ */
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