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63 lines
2.2 KiB
C++
63 lines
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 MOZILLA_GFX_TEXTURECLIENTOGL_H
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#define MOZILLA_GFX_TEXTURECLIENTOGL_H
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#include "mozilla/layers/TextureClient.h"
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#include "ISurfaceAllocator.h" // For IsSurfaceDescriptorValid
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namespace mozilla {
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namespace layers {
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class TextureClientSharedOGL : public TextureClient
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{
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public:
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TextureClientSharedOGL(CompositableForwarder* aForwarder, const TextureInfo& aTextureInfo);
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~TextureClientSharedOGL() { ReleaseResources(); }
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virtual bool SupportsType(TextureClientType aType) MOZ_OVERRIDE { return aType == TEXTURE_SHARED_GL; }
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virtual void EnsureAllocated(gfx::IntSize aSize, gfxASurface::gfxContentType aType);
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virtual void ReleaseResources();
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virtual gfxASurface::gfxContentType GetContentType() MOZ_OVERRIDE { return gfxASurface::CONTENT_COLOR_ALPHA; }
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protected:
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gl::GLContext* mGL;
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gfx::IntSize mSize;
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friend class CompositingFactory;
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};
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// Doesn't own the surface descriptor, so we shouldn't delete it
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class TextureClientSharedOGLExternal : public TextureClientSharedOGL
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{
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public:
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TextureClientSharedOGLExternal(CompositableForwarder* aForwarder, const TextureInfo& aTextureInfo)
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: TextureClientSharedOGL(aForwarder, aTextureInfo)
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{}
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virtual bool SupportsType(TextureClientType aType) MOZ_OVERRIDE { return aType == TEXTURE_SHARED_GL_EXTERNAL; }
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virtual void ReleaseResources() {}
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};
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class TextureClientStreamOGL : public TextureClient
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{
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public:
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TextureClientStreamOGL(CompositableForwarder* aForwarder, const TextureInfo& aTextureInfo)
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: TextureClient(aForwarder, aTextureInfo)
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{}
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~TextureClientStreamOGL() { ReleaseResources(); }
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virtual bool SupportsType(TextureClientType aType) MOZ_OVERRIDE { return aType == TEXTURE_STREAM_GL; }
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virtual void EnsureAllocated(gfx::IntSize aSize, gfxASurface::gfxContentType aType) { }
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virtual void ReleaseResources() { mDescriptor = SurfaceDescriptor(); }
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virtual gfxASurface::gfxContentType GetContentType() MOZ_OVERRIDE { return gfxASurface::CONTENT_COLOR_ALPHA; }
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};
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} // namespace
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} // namespace
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#endif
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