gecko-dev/gfx/layers/opengl/GLManager.h

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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_GFX_GLMANAGER_H
#define MOZILLA_GFX_GLMANAGER_H
#include "mozilla/gfx/Types.h" // for SurfaceFormat
#include "OGLShaderProgram.h"
namespace mozilla {
namespace gl {
class GLContext;
}
namespace layers {
class LayerManagerComposite;
/**
* Minimal interface to allow widgets to draw using OpenGL. Abstracts
* CompositorOGL. Call CreateGLManager with a LayerManagerComposite
* backed by a CompositorOGL.
*/
class GLManager
{
public:
static GLManager* CreateGLManager(LayerManagerComposite* aManager);
virtual ~GLManager() {}
virtual gl::GLContext* gl() const = 0;
virtual ShaderProgramOGL* GetProgram(ShaderProgramType aType) = 0;
virtual void BindAndDrawQuad(ShaderProgramOGL *aProg) = 0;
ShaderProgramOGL* GetProgram(gfx::SurfaceFormat aFormat) {
return GetProgram(ShaderProgramFromSurfaceFormat(aFormat));
}
};
}
}
#endif