Mercurial > fife-parpg

annotate engine/core/video/opengl/renderbackendopengl.h @ 696:e201abd8c807

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Merged in the VFS fix for absolute paths from FIFE svn trunk. * This fix superseeds my previous patch, so that patch has been removed.
author M. George Hansen <technopolitica@gmail.com>
date Fri, 10 Jun 2011 23:37:46 -1000
parents e3140f01749d
children
rev   line source
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1 /***************************************************************************
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2 * Copyright (C) 2005-2008 by the FIFE team *
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3 * http://www.fifengine.de *
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4 * This file is part of FIFE. *
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5 * *
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6 * FIFE is free software; you can redistribute it and/or *
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7 * modify it under the terms of the GNU Lesser General Public *
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8 * License as published by the Free Software Foundation; either *
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9 * version 2.1 of the License, or (at your option) any later version. *
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10 * *
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11 * This library is distributed in the hope that it will be useful, *
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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14 * Lesser General Public License for more details. *
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15 * *
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16 * You should have received a copy of the GNU Lesser General Public *
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17 * License along with this library; if not, write to the *
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18 * Free Software Foundation, Inc., *
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19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
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20 ***************************************************************************/
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21
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22 #ifndef FIFE_VIDEO_RENDERBACKENSD_OPENGL_RENDERBACKENDOPENGL_H
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23 #define FIFE_VIDEO_RENDERBACKENSD_OPENGL_RENDERBACKENDOPENGL_H
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24
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25 // Standard C++ library includes
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26
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27 // 3rd party library includes
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28
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29 // FIFE includes
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30 // These includes are split up in two parts, separated by one empty line
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31 // First block: files included from the FIFE root src directory
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32 // Second block: files included from the same folder
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33 #include "video/renderbackend.h"
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34
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35 namespace FIFE {
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36
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37 class ScreenMode;
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38
0
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39 /** The main class of the OpenGL-based renderer.
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40 * @see RenderBackend
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41 */
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42 class RenderBackendOpenGL : public RenderBackend {
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43 public:
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ad7969d9460b A client can now specify a global color key to be used with all images. The default color key is (255,0,255) in RGB format. Also the client can enable/disable the color key feature by using the setColorKeyEnabled function in the EngineSettings class. By default the color key feature is disabled. fixes[t:451]
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44 RenderBackendOpenGL(const SDL_Color& colorkey);
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45 virtual ~RenderBackendOpenGL();
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46 const std::string& getName() const;
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47 void startFrame();
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48 void endFrame();
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855ad500f991 * Added the ability to set/get the video driver used using the settings interface. Note that the default driver for the OS will be used unless explicitly specified.
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49 void init(const std::string& driver);
634
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50 void clearBackBuffer();
661
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51 void setLightingModel(unsigned int lighting);
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52 unsigned int getLightingModel() const;
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53 void enableLighting();
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54 void disableLighting();
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55 void setLighting(float red, float green, float blue, float alpha);
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56 void resetLighting();
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57 void enableStencilTest();
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58 void disableStencilTest();
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59 void setStencilTest(uint8_t stencil_ref, unsigned int stencil_op, unsigned int stencil_func);
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60 void resetStencilBuffer(uint8_t buffer);
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61 uint8_t getStencilRef() const;
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62 void enableAlphaTest();
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63 void disableAlphaTest();
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64 void setAlphaTest(float ref_alpha);
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65 void changeBlending(int scr, int dst);
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66
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67 Image* createMainScreen(const ScreenMode& mode, const std::string& title, const std::string& icon);
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68 Image* setScreenMode(const ScreenMode& mode);
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69 Image* createImage(const uint8_t* data, unsigned int width, unsigned int height);
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70 Image* createImage(SDL_Surface* surface);
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47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
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71 bool putPixel(int x, int y, int r, int g, int b, int a = 255);
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72 void drawLine(const Point& p1, const Point& p2, int r, int g, int b, int a = 255);
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73 void drawTriangle(const Point& p1, const Point& p2, const Point& p3, int r, int g, int b, int a = 255);
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74 void drawRectangle(const Point& p, uint16_t w, uint16_t h, uint8_t r, uint8_t g, uint8_t b, uint8_t a = 255);
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75 void fillRectangle(const Point& p, uint16_t w, uint16_t h, uint8_t r, uint8_t g, uint8_t b, uint8_t a = 255);
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76 void drawQuad(const Point& p1, const Point& p2, const Point& p3, const Point& p4, int r, int g, int b, int a = 255);
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77 void drawVertex(const Point& p, const uint8_t size, int r, int g, int b, int a = 255);
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78 void drawLightPrimitive(const Point& p, uint8_t intensity, float radius, int subdivisions, float xstretch, float ystretch, uint8_t red, uint8_t green, uint8_t blue);
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ad1f09d954f9 Added the ability to render a vertex on the screen. The vertex is represented by a small square. fixes[t:455]
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79
0
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80 private:
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81 SDL_PixelFormat m_rgba_format;
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82
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83 unsigned int m_lightmodel;
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84 float m_lred;
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85 float m_lgreen;
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86 float m_lblue;
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87 float m_lalpha;
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88 bool m_light_enabled;
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89 bool m_stencil_enabled;
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90 bool m_alpha_enabled;
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91 uint8_t m_sten_ref;
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92 GLint m_sten_buf;
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93 unsigned int m_sten_op;
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94 unsigned int m_sten_func;
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95 GLenum m_blend_src;
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96 GLenum m_blend_dst;
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97 };
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98
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99 }
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100
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101 #endif
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102 /* vim: set noexpandtab: set shiftwidth=2: set tabstop=2: */