Mercurial > fife-parpg

annotate engine/core/video/opengl/renderbackendopengl.cpp @ 641:52708806f35c

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* Small fix for gcc on Linux. It didn't like passing a const char* to a function that requires a char*.
author prock@33b003aa-7bff-0310-803a-e67f0ece8222
date Thu, 07 Oct 2010 19:39:58 +0000
parents 855ad500f991
children 6e2151325017
rev   line source
0
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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1 /***************************************************************************
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mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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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. *
0
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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 // Standard C++ library includes
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23
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24 // Platform specific includes
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25
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26 // 3rd party library includes
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27 #include <SDL.h>
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28
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29 // FIFE includes
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30 #include "util/base/exception.h"
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31
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32 #include "fife_opengl.h"
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33 #include "glimage.h"
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34 #include "renderbackendopengl.h"
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spq@33b003aa-7bff-0310-803a-e67f0ece8222
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35 #include "SDL_image.h"
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36
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37 namespace FIFE {
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38
425
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]
vtchill@33b003aa-7bff-0310-803a-e67f0ece8222
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39 RenderBackendOpenGL::RenderBackendOpenGL(const SDL_Color& colorkey) : RenderBackend(colorkey) {
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40 // Get the pixelformat we want.
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41 SDL_Surface* testsurface = SDL_CreateRGBSurface(SDL_SWSURFACE | SDL_SRCALPHA, 1, 1, 32,
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42 RMASK, GMASK, BMASK ,AMASK);
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43
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44 m_rgba_format = *(testsurface->format);
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45 SDL_FreeSurface(testsurface);
634
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prock@33b003aa-7bff-0310-803a-e67f0ece8222
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46 m_clear = false;
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47 }
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48
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49 const std::string& RenderBackendOpenGL::getName() const {
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50 static std::string backend_name = "OpenGL";
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51 return backend_name;
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52 }
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53
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54 RenderBackendOpenGL::~RenderBackendOpenGL() {
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55 }
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56
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57
640
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58 void RenderBackendOpenGL::init(const std::string& driver) {
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59
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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60 //note: driver has no affect on the opengl renderer so do nothing with it here.
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61
0
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62 Uint32 flags = SDL_INIT_VIDEO;
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63 if (SDL_InitSubSystem(flags) < 0)
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64 throw SDLException(SDL_GetError());
59
129d3dafd3a5 fix initialization of opengl, SDL_GL_DOUBLEBUFFER was accidently used as flag for SDL_SetVideoMode, instead it has to be used with SDL_GL_SetAttribute, thanks to austin_, who reported that.
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65 SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
0
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66
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67 SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL); // temporary hack
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68 }
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69
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70 void RenderBackendOpenGL::clearBackBuffer() {
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71 GLDisable flag(GL_SCISSOR_TEST);
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72 glClear(GL_COLOR_BUFFER_BIT);
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73 }
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74
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75 Image* RenderBackendOpenGL::createMainScreen(unsigned int width, unsigned int height, unsigned char bitsPerPixel, bool fs, const std::string& title, const std::string& icon) {
0
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76 delete m_screen;
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77 m_screen = 0;
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78
59
129d3dafd3a5 fix initialization of opengl, SDL_GL_DOUBLEBUFFER was accidently used as flag for SDL_SetVideoMode, instead it has to be used with SDL_GL_SetAttribute, thanks to austin_, who reported that.
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79 Uint32 flags = SDL_OPENGL | SDL_HWPALETTE | SDL_HWACCEL;
0
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80 if ( fs ) {
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81 flags |= SDL_FULLSCREEN;
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82 }
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83
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84 if(icon != "") {
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85 SDL_Surface *img = IMG_Load(icon.c_str());
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86 if(img != NULL) {
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87 SDL_WM_SetIcon(img, 0);
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88 }
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89 }
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90
0
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91 SDL_Surface* screen = NULL;
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92
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93 if( 0 == bitsPerPixel ) {
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94 /// autodetect best mode
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95 unsigned char possibleBitsPerPixel[] = {32, 24, 16, 0};
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96 int i = 0;
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97 while( true ) {
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98 bitsPerPixel = possibleBitsPerPixel[i];
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99 if( !bitsPerPixel ) {
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100 throw SDLException("Videomode not available");
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101 }
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102
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103 if ( SDL_VideoModeOK(width, height, bitsPerPixel, flags) ) {
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104 screen = SDL_SetVideoMode(width, height, bitsPerPixel, flags);
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105 if( screen ) {
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106 break;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
107 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
108 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
109 ++i;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
110 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
111 } else {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
112 if ( !SDL_VideoModeOK(width, height, bitsPerPixel, flags) ) {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
113 throw SDLException("Videomode not available");
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
114 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
115 screen = SDL_SetVideoMode(width, height, bitsPerPixel, flags);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
116 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
117
61
18c2a21ac0ad allow clients to set a custom window title and icon
spq@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 59
diff changeset
118 SDL_WM_SetCaption(title.c_str(), 0);
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
119
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
120 if (!screen) {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
121 throw SDLException(SDL_GetError());
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
122 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
123
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
124 glViewport(0, 0, width, height);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
125 glMatrixMode(GL_PROJECTION);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
126 gluOrtho2D(0, width, height, 0);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
127 glMatrixMode(GL_MODELVIEW);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
128
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
129 glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
130 glEnable(GL_TEXTURE_2D);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
131 glEnable(GL_BLEND);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
132 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
133
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
134 glEnable(GL_SCISSOR_TEST);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
135
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
136 glPointSize(1.0);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
137 glLineWidth(1.0);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
138
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
139 m_screen = new GLImage(screen);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
140 return m_screen;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
141 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
142
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
143 void RenderBackendOpenGL::startFrame() {
579
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
144 if(m_clear) {
634
5f381fa34769 * Added the clearBackBuffer() function to the renderbackends.
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 633
diff changeset
145 clearBackBuffer();
579
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
146 }
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
147 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
148
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
149 void RenderBackendOpenGL::endFrame() {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
150 SDL_GL_SwapBuffers();
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
151 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
152
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
153 Image* RenderBackendOpenGL::createImage(SDL_Surface* surface) {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
154 // Given an abritary surface, we must convert it to the format GLImage will understand.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
155 // It's easiest to let SDL do this for us.
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
156
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
157 // Uh. Gotta love this :-)
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
158 // Check for colorkey too?
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
159 // Leave out the loss/shift checks?
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
160 if( m_rgba_format.BitsPerPixel == surface->format->BitsPerPixel
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
161 && m_rgba_format.Rmask == surface->format->Rmask
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
162 && m_rgba_format.Gmask == surface->format->Gmask
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
163 && m_rgba_format.Bmask == surface->format->Bmask
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
164 && m_rgba_format.Amask == surface->format->Amask
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
165 && m_rgba_format.Rshift == surface->format->Rshift
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
166 && m_rgba_format.Gshift == surface->format->Gshift
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
167 && m_rgba_format.Bshift == surface->format->Bshift
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
168 && m_rgba_format.Ashift == surface->format->Ashift
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
169 && m_rgba_format.Rloss == surface->format->Rloss
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
170 && m_rgba_format.Gloss == surface->format->Gloss
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
171 && m_rgba_format.Bloss == surface->format->Bloss
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
172 && m_rgba_format.Aloss == surface->format->Aloss
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
173 && surface->flags & SDL_SRCALPHA ) {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
174
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
175 return new GLImage(surface);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
176 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
177
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
178 SDL_Surface* conv = SDL_ConvertSurface(surface, &m_rgba_format, SDL_SWSURFACE|SDL_SRCALPHA);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
179 GLImage* image = new GLImage(conv);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
180 SDL_FreeSurface( surface );
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
181 return image;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
182 }
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
183
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
184 Image* RenderBackendOpenGL::createImage(const uint8_t* data, unsigned int width, unsigned int height) {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
185 return new GLImage(data, width, height);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
186 }
417
14e8087cde2c Fixed the problem where the opengl renderer was leaving traces on the screen after closing maps in the editor. [t:392]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 346
diff changeset
187
583
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
188 bool RenderBackendOpenGL::putPixel(int x, int y, int r, int g, int b, int a) {
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
189 if ((x < 0) || (x >= (int)getWidth()) || (y < 0) || (y >= (int)getHeight())) {
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
190 return false;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
191 }
583
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
192
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
193 glColor4ub(r, g, b, a);
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
194
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
195 glBegin(GL_POINTS);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
196 glVertex2i(x, y);
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
197 glEnd();
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
198 return true;
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
199 }
417
14e8087cde2c Fixed the problem where the opengl renderer was leaving traces on the screen after closing maps in the editor. [t:392]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 346
diff changeset
200
583
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
201 void RenderBackendOpenGL::drawLine(const Point& p1, const Point& p2, int r, int g, int b, int a) {
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
202 glColor4ub(r, g, b, a);
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
203
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
204 glBegin(GL_LINES);
579
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
205 glVertex2f(p1.x+0.5f, p1.y+0.5f);
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
206 glVertex2f(p2.x+0.5f, p2.y+0.5f);
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
207 glEnd();
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
208
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
209 glBegin(GL_POINTS);
579
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
210 glVertex2f(p2.x+0.5f, p2.y+0.5f);
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
parents:
diff changeset
211 glEnd();
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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diff changeset
212 }
417
14e8087cde2c Fixed the problem where the opengl renderer was leaving traces on the screen after closing maps in the editor. [t:392]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 346
diff changeset
213
583
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
214 void RenderBackendOpenGL::drawTriangle(const Point& p1, const Point& p2, const Point& p3, int r, int g, int b, int a) {
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
215 glColor4ub(r, g, b, a);
620
853d25234671 * Moved the GLEnable and GLDisable structures from opengl_gui_graphics.cpp to fife_opengl.h as they may prove to be useful elsewhere.
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 583
diff changeset
216
583
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
217 glBegin(GL_TRIANGLES);
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
218 glVertex2f(p1.x, p1.y);
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
219 glVertex2f(p2.x, p2.y);
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
220 glVertex2f(p3.x, p3.y);
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
221 glEnd();
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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parents: 579
diff changeset
222 }
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
223
631
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
224 void RenderBackendOpenGL::drawRectangle(const Point& p, uint16_t w, uint16_t h, uint8_t r, uint8_t g, uint8_t b, uint8_t a) {
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
225 glColor4ub(r, g, b, a);
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
226
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
227 glBegin(GL_LINE_LOOP);
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
228 glVertex2f(p.x, p.y);
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
229 glVertex2f(p.x+w, p.y);
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
230 glVertex2f(p.x+w, p.y+h);
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
231 glVertex2f(p.x, p.y+h);
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
232 glEnd();
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
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parents: 620
diff changeset
233 }
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
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parents: 620
diff changeset
234
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
235 void RenderBackendOpenGL::fillRectangle(const Point& p, uint16_t w, uint16_t h, uint8_t r, uint8_t g, uint8_t b, uint8_t a) {
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
236 glColor4ub(r, g, b, a);
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
237
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
238 glBegin(GL_QUADS);
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
239 glVertex2f(p.x, p.y);
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
240 glVertex2f(p.x+w, p.y);
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
241 glVertex2f(p.x+w, p.y+h);
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
242 glVertex2f(p.x, p.y+h);
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
243 glEnd();
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 620
diff changeset
244 }
f3457443c95f * Added drawRectangle() and fillRectangle() functions to the renderers
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parents: 620
diff changeset
245
583
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
246 void RenderBackendOpenGL::drawQuad(const Point& p1, const Point& p2, const Point& p3, const Point& p4, int r, int g, int b, int a) {
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
247 glColor4ub(r, g, b, a);
620
853d25234671 * Moved the GLEnable and GLDisable structures from opengl_gui_graphics.cpp to fife_opengl.h as they may prove to be useful elsewhere.
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 583
diff changeset
248
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
249 glBegin(GL_QUADS);
579
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
250 glVertex2f(p1.x, p1.y);
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
251 glVertex2f(p2.x, p2.y);
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
252 glVertex2f(p3.x, p3.y);
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
253 glVertex2f(p4.x, p4.y);
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
254 glEnd();
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
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diff changeset
255 }
417
14e8087cde2c Fixed the problem where the opengl renderer was leaving traces on the screen after closing maps in the editor. [t:392]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 346
diff changeset
256
583
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
257 void RenderBackendOpenGL::drawVertex(const Point& p, const uint8_t size, int r, int g, int b, int a){
430
ad1f09d954f9 Added the ability to render a vertex on the screen. The vertex is represented by a small square. fixes[t:455]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 425
diff changeset
258 GLfloat width;
ad1f09d954f9 Added the ability to render a vertex on the screen. The vertex is represented by a small square. fixes[t:455]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 425
diff changeset
259 glGetFloatv(GL_LINE_WIDTH, &width);
ad1f09d954f9 Added the ability to render a vertex on the screen. The vertex is represented by a small square. fixes[t:455]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 425
diff changeset
260 glLineWidth(1.0);
ad1f09d954f9 Added the ability to render a vertex on the screen. The vertex is represented by a small square. fixes[t:455]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 425
diff changeset
261
583
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
262 glColor4ub(r, g, b, a);
47b49b9b0c0a * Improved the floatingtextrenderer. Now you can set an alpha value for font, background quad and border. Splited quad and border into own commands.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 579
diff changeset
263
430
ad1f09d954f9 Added the ability to render a vertex on the screen. The vertex is represented by a small square. fixes[t:455]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 425
diff changeset
264 glBegin(GL_LINE_LOOP);
579
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
265 glVertex2f(p.x-size, p.y+size);
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
266 glVertex2f(p.x+size, p.y+size);
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
267 glVertex2f(p.x+size, p.y-size);
b2feacaed53c * Added the colorbuffer patch with a small change due to SDL. Performance boost between 20-30% under OpenGL.
helios2000@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 430
diff changeset
268 glVertex2f(p.x-size, p.y-size);
430
ad1f09d954f9 Added the ability to render a vertex on the screen. The vertex is represented by a small square. fixes[t:455]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 425
diff changeset
269 glEnd();
ad1f09d954f9 Added the ability to render a vertex on the screen. The vertex is represented by a small square. fixes[t:455]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 425
diff changeset
270
ad1f09d954f9 Added the ability to render a vertex on the screen. The vertex is represented by a small square. fixes[t:455]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 425
diff changeset
271 glLineWidth(width);
ad1f09d954f9 Added the ability to render a vertex on the screen. The vertex is represented by a small square. fixes[t:455]
prock@33b003aa-7bff-0310-803a-e67f0ece8222
parents: 425
diff changeset
272 }
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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diff changeset
273 }