71 lines
2.1 KiB
C++
71 lines
2.1 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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#include "GLManager.h"
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#include "CompositorOGL.h" // for CompositorOGL
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#include "GLContext.h" // for GLContext
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#include "mozilla/Attributes.h" // for override
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#include "mozilla/RefPtr.h" // for RefPtr
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#include "mozilla/layers/Compositor.h" // for Compositor
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#include "mozilla/layers/LayerManagerComposite.h"
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#include "mozilla/layers/LayersTypes.h"
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#include "mozilla/mozalloc.h" // for operator new, etc
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using namespace mozilla::gl;
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namespace mozilla {
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namespace layers {
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class GLManagerCompositor : public GLManager
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{
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public:
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explicit GLManagerCompositor(CompositorOGL* aCompositor)
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: mImpl(aCompositor)
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{}
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virtual GLContext* gl() const override
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{
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return mImpl->gl();
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}
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virtual void ActivateProgram(ShaderProgramOGL *aProg) override
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{
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mImpl->ActivateProgram(aProg);
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}
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virtual ShaderProgramOGL* GetProgram(GLenum aTarget, gfx::SurfaceFormat aFormat) override
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{
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ShaderConfigOGL config = ShaderConfigFromTargetAndFormat(aTarget, aFormat);
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return mImpl->GetShaderProgramFor(config);
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}
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virtual const gfx::Matrix4x4& GetProjMatrix() const override
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{
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return mImpl->GetProjMatrix();
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}
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virtual void BindAndDrawQuad(ShaderProgramOGL *aProg,
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const gfx::Rect& aLayerRect,
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const gfx::Rect& aTextureRect) override
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{
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mImpl->BindAndDrawQuad(aProg, aLayerRect, aTextureRect);
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}
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private:
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RefPtr<CompositorOGL> mImpl;
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};
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/* static */ GLManager*
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GLManager::CreateGLManager(LayerManagerComposite* aManager)
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{
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if (aManager && aManager->GetCompositor()->GetBackendType() == LayersBackend::LAYERS_OPENGL) {
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return new GLManagerCompositor(aManager->GetCompositor()->AsCompositorOGL());
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}
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return nullptr;
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}
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} // namespace layers
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} // namespace mozilla
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