79 lines
2 KiB
C++
79 lines
2 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef BACKENDS_GRAPHICS_OPENGL_SHADER_H
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#define BACKENDS_GRAPHICS_OPENGL_SHADER_H
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#include "graphics/opengl/system_headers.h"
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#if !USE_FORCED_GLES
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#include "common/singleton.h"
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#include "graphics/opengl/shader.h"
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namespace OpenGL {
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class ShaderManager : public Common::Singleton<ShaderManager> {
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public:
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enum ShaderUsage {
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/** Default shader implementing the GL fixed-function pipeline. */
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kDefault = 0,
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/** CLUT8 look up shader. */
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kCLUT8LookUp,
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/** Number of built-in shaders. Should not be used for query. */
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kMaxUsages
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};
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/**
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* Notify shader manager about context destruction.
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*/
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void notifyDestroy();
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/**
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* Notify shader manager about context creation.
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*/
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void notifyCreate();
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/**
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* Query a built-in shader.
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* Shader returned must be destroyed by caller.
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*/
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Shader *query(ShaderUsage shader) const;
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private:
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friend class Common::Singleton<SingletonBaseType>;
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ShaderManager();
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~ShaderManager();
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Shader *_builtIn[kMaxUsages];
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};
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} // End of namespace OpenGL
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/** Shortcut for accessing the font manager. */
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#define ShaderMan (OpenGL::ShaderManager::instance())
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#endif // !USE_FORCED_GLES
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#endif
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