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openglssurface.h

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00001 /* ResidualVM - A 3D game interpreter
00002  *
00003  * ResidualVM is the legal property of its developers, whose names
00004  * are too numerous to list here. Please refer to the AUTHORS
00005  * file distributed with this source distribution.
00006  *
00007  * This program is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU General Public License
00009  * as published by the Free Software Foundation; either version 2
00010  * of the License, or (at your option) any later version.
00011  *
00012  * This program is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU General Public License
00018  * along with this program; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00020  *
00021  */
00022 
00023 #ifndef STARK_GFX_OPENGL_S_SURFACE_H
00024 #define STARK_GFX_OPENGL_S_SURFACE_H
00025 
00026 #include "engines/stark/gfx/surfacerenderer.h"
00027 
00028 #include "math/vector2d.h"
00029 
00030 namespace OpenGL {
00031 class Shader;
00032 }
00033 
00034 namespace Stark {
00035 namespace Gfx {
00036 
00037 class OpenGLSDriver;
00038 class Texture;
00039 
00043 class OpenGLSSurfaceRenderer : public SurfaceRenderer {
00044 public:
00045     OpenGLSSurfaceRenderer(OpenGLSDriver *gfx);
00046     virtual ~OpenGLSSurfaceRenderer();
00047 
00048     // SurfaceRenderer API
00049     void render(const Texture *texture, const Common::Point &dest) override;
00050     void render(const Texture *texture, const Common::Point &dest, uint width, uint height) override;
00051 
00052 private:
00053     Math::Vector2d normalizeOriginalCoordinates(int x, int y) const;
00054     Math::Vector2d normalizeCurrentCoordinates(int x, int y) const;
00055 
00056     OpenGLSDriver *_gfx;
00057     OpenGL::Shader *_shader;
00058 };
00059 
00060 } // End of namespace Gfx
00061 } // End of namespace Stark
00062 
00063 #endif // STARK_GFX_OPENGL_S_SURFACE_H


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