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1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- |
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2 * This Source Code Form is subject to the terms of the Mozilla Public |
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this |
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
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5 |
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6 #ifndef MOZILLA_GFX_GLMANAGER_H |
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7 #define MOZILLA_GFX_GLMANAGER_H |
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8 |
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9 #include "mozilla/gfx/Types.h" // for SurfaceFormat |
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10 #include "OGLShaderProgram.h" |
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11 |
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12 namespace mozilla { |
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13 namespace gl { |
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14 class GLContext; |
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15 } |
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16 |
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17 namespace layers { |
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18 |
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19 class LayerManagerComposite; |
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20 |
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21 /** |
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22 * Minimal interface to allow widgets to draw using OpenGL. Abstracts |
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23 * CompositorOGL. Call CreateGLManager with a LayerManagerComposite |
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24 * backed by a CompositorOGL. |
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25 */ |
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26 class GLManager |
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27 { |
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28 public: |
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29 static GLManager* CreateGLManager(LayerManagerComposite* aManager); |
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30 |
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31 virtual ~GLManager() {} |
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32 |
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33 virtual gl::GLContext* gl() const = 0; |
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34 virtual ShaderProgramOGL* GetProgram(GLenum aTarget, gfx::SurfaceFormat aFormat) = 0; |
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35 virtual const gfx::Matrix4x4& GetProjMatrix() const = 0; |
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36 virtual void BindAndDrawQuad(ShaderProgramOGL *aProg) = 0; |
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37 }; |
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38 |
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39 } |
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40 } |
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41 #endif |