1 /* ResidualVM - A 3D game interpreter 2 * 3 * ResidualVM is the legal property of its developers, whose names 4 * are too numerous to list here. Please refer to the AUTHORS 5 * file distributed with this source distribution. 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; either version 2 10 * of the License, or (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 20 * 21 */ 22 23 #ifndef STARK_GFX_OPENGL_SURFACE_H 24 #define STARK_GFX_OPENGL_SURFACE_H 25 26 #include "engines/stark/gfx/surfacerenderer.h" 27 #include "engines/stark/gfx/opengl.h" 28 29 #include "math/vector2d.h" 30 31 #if defined(USE_OPENGL_GAME) 32 33 namespace Stark { 34 namespace Gfx { 35 36 class OpenGLDriver; 37 class Texture; 38 39 struct _SurfaceVertex { 40 float x; 41 float y; 42 }; 43 typedef _SurfaceVertex SurfaceVertex; 44 45 /** 46 * An programmable pipeline OpenGL surface renderer 47 */ 48 class OpenGLSurfaceRenderer : public SurfaceRenderer { 49 public: 50 OpenGLSurfaceRenderer(OpenGLDriver *gfx); 51 virtual ~OpenGLSurfaceRenderer(); 52 53 // SurfaceRenderer API 54 void render(const Texture *texture, const Common::Point &dest) override; 55 void render(const Texture *texture, const Common::Point &dest, uint width, uint height) override; 56 57 private: 58 Math::Vector2d normalizeOriginalCoordinates(int x, int y) const; 59 Math::Vector2d normalizeCurrentCoordinates(int x, int y) const; 60 61 OpenGLDriver *_gfx; 62 }; 63 64 } // End of namespace Gfx 65 } // End of namespace Stark 66 67 #endif // defined(USE_OPENGL_GAME) 68 69 #endif // STARK_GFX_OPENGL_SURFACE_H 70