1 | /* |
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2 | orxonox - the future of 3D-vertical-scrollers |
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3 | |
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4 | Copyright (C) 2004 orx |
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5 | |
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6 | This program is free software; you can redistribute it and/or modify |
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7 | it under the terms of the GNU General Public License as published by |
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8 | the Free Software Foundation; either version 2, or (at your option) |
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9 | any later version. |
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10 | |
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11 | ### File Specific: |
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12 | main-programmer: Benjamin Grauer |
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13 | co-programmer: ... |
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14 | */ |
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15 | |
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16 | #define DEBUG_SPECIAL_MODULE DEBUG_MODULE_GRAPHICS |
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17 | |
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18 | #include "graphics_engine.h" |
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19 | #include "util/loading/resource_manager.h" |
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20 | #include "event_handler.h" |
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21 | #include "state.h" |
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22 | |
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23 | #include "world_entity.h" |
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24 | |
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25 | #include "render_2d.h" |
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26 | #include "text_engine.h" |
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27 | #include "light.h" |
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28 | #include "shader.h" |
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29 | #include "debug.h" |
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30 | |
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31 | #include "util/preferences.h" |
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32 | #include "substring.h" |
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33 | #include "text.h" |
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34 | |
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35 | #include "globals.h" |
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36 | #include "texture.h" |
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37 | |
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38 | #include "effects/graphics_effect.h" |
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39 | #include "effects/fog_effect.h" |
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40 | #include "effects/lense_flare.h" |
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41 | |
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42 | #include "shell_command.h" |
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43 | |
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44 | |
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45 | #include "parser/tinyxml/tinyxml.h" |
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46 | #include "util/loading/load_param.h" |
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47 | #include "util/loading/factory.h" |
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48 | #include "class_list.h" |
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49 | |
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50 | #ifdef __WIN32__ |
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51 | #include "static_model.h" |
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52 | #endif |
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53 | using namespace std; |
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54 | |
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55 | SHELL_COMMAND(wireframe, GraphicsEngine, wireframe); |
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56 | |
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57 | |
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58 | /** |
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59 | * standard constructor |
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60 | */ |
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61 | GraphicsEngine::GraphicsEngine () |
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62 | { |
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63 | this->setClassID(CL_GRAPHICS_ENGINE, "GraphicsEngine"); |
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64 | this->setName("GraphicsEngine"); |
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65 | |
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66 | this->isInit = false; |
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67 | |
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68 | this->bDisplayFPS = false; |
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69 | this->minFPS = 9999; |
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70 | this->maxFPS = 0; |
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71 | |
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72 | this->geTextCFPS = NULL; |
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73 | this->geTextMaxFPS = NULL; |
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74 | this->geTextMinFPS = NULL; |
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75 | |
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76 | this->fullscreenFlag = 0; |
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77 | this->videoFlags = 0; |
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78 | this->screen = NULL; |
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79 | |
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80 | // initialize the Modules |
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81 | TextEngine::getInstance(); |
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82 | this->graphicsEffects = NULL; |
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83 | |
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84 | } |
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85 | |
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86 | /** |
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87 | * The Pointer to this GraphicsEngine |
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88 | */ |
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89 | GraphicsEngine* GraphicsEngine::singletonRef = NULL; |
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90 | |
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91 | /** |
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92 | * destructs the graphicsEngine. |
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93 | */ |
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94 | GraphicsEngine::~GraphicsEngine () |
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95 | { |
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96 | // delete what has to be deleted here |
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97 | this->displayFPS( false ); |
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98 | |
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99 | //TextEngine |
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100 | delete TextEngine::getInstance(); |
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101 | // render 2D |
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102 | delete Render2D::getInstance(); |
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103 | |
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104 | SDL_QuitSubSystem(SDL_INIT_VIDEO); |
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105 | // if (this->screen != NULL) |
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106 | // SDL_FreeSurface(this->screen); |
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107 | |
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108 | GraphicsEngine::singletonRef = NULL; |
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109 | } |
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110 | |
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111 | |
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112 | /** |
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113 | * loads the GraphicsEngine Specific Parameters. |
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114 | * @param root: the XML-Element to load the Data From |
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115 | */ |
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116 | void GraphicsEngine::loadParams(const TiXmlElement* root) |
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117 | { |
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118 | LoadParamXML(root, "GraphicsEffect", this, GraphicsEngine, loadGraphicsEffects) |
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119 | .describe("loads a graphics effect"); |
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120 | } |
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121 | |
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122 | |
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123 | |
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124 | |
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125 | /** |
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126 | * @param root The XML-element to load GraphicsEffects from |
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127 | */ |
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128 | void GraphicsEngine::loadGraphicsEffects(const TiXmlElement* root) |
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129 | { |
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130 | LOAD_PARAM_START_CYCLE(root, element); |
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131 | { |
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132 | PRINTF(4)("element is: %s\n", element->Value()); |
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133 | Factory::fabricate(element); |
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134 | } |
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135 | LOAD_PARAM_END_CYCLE(element); |
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136 | } |
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137 | |
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138 | |
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139 | |
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140 | /** |
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141 | * initializes the GraphicsEngine with default settings. |
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142 | */ |
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143 | int GraphicsEngine::init() |
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144 | { |
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145 | if (this->isInit) |
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146 | return -1; |
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147 | this->initVideo(640, 480, 16); |
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148 | } |
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149 | |
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150 | /** |
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151 | * loads the GraphicsEngine's settings from a given ini-file and section |
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152 | * @returns nothing usefull |
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153 | */ |
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154 | int GraphicsEngine::initFromPreferences() |
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155 | { |
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156 | // looking if we are in fullscreen-mode |
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157 | MultiType fullscreen = Preferences::getInstance()->getString(CONFIG_SECTION_VIDEO, CONFIG_NAME_FULLSCREEN, "0"); |
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158 | |
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159 | if (fullscreen.getBool()) |
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160 | this->fullscreenFlag = SDL_FULLSCREEN; |
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161 | |
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162 | // looking if we are in fullscreen-mode |
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163 | MultiType textures = Preferences::getInstance()->getString(CONFIG_SECTION_VIDEO_ADVANCED, CONFIG_NAME_TEXTURES, "1"); |
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164 | Texture::setTextureEnableState(textures.getBool()); |
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165 | |
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166 | // searching for a usefull resolution |
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167 | SubString resolution(Preferences::getInstance()->getString(CONFIG_SECTION_VIDEO, CONFIG_NAME_RESOLUTION, "640x480").c_str(), 'x'); ///FIXME |
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168 | //resolution.debug(); |
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169 | MultiType x = resolution.getString(0), y = resolution.getString(1); |
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170 | this->initVideo(x.getInt(), y.getInt(), 16); |
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171 | |
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172 | // GraphicsEffect* fe = new FogEffect(NULL); |
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173 | // this->loadGraphicsEffect(fe); |
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174 | // fe->activate(); |
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175 | // PRINTF(0)("--------------------------------------------------------------\n"); |
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176 | |
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177 | //LenseFlare* ge = new LenseFlare(); |
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178 | //this->loadGraphicsEffect(ge); |
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179 | |
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180 | //ge->addFlare("pictures/lense_flare/sun.png"); //sun |
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181 | //ge->addFlare("pictures/lense_flare/lens2.png"); //first halo |
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182 | //ge->addFlare("pictures/lense_flare/lens1.png"); //small birst |
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183 | //ge->addFlare("pictures/lense_flare/lens3.png"); //second halo |
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184 | //ge->addFlare("pictures/lense_flare/lens4.png"); |
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185 | //ge->addFlare("pictures/lense_flare/lens1.png"); |
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186 | //ge->addFlare("pictures/lense_flare/lens3.png"); |
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187 | |
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188 | //ge->activate(); |
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189 | } |
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190 | |
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191 | |
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192 | |
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193 | /** |
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194 | * initializes the Video for openGL. |
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195 | * |
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196 | * This has to be done only once when starting orxonox. |
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197 | */ |
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198 | int GraphicsEngine::initVideo(unsigned int resX, unsigned int resY, unsigned int bbp) |
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199 | { |
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200 | if (this->isInit) |
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201 | return -1; |
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202 | // initialize SDL_VIDEO |
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203 | if (SDL_InitSubSystem(SDL_INIT_VIDEO) == -1) |
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204 | { |
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205 | PRINTF(1)("could not initialize SDL Video\n"); |
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206 | // return -1; |
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207 | } |
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208 | // initialize SDL_GL-settings |
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209 | this->setGLattribs(); |
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210 | |
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211 | // setting the Video Flags. |
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212 | this->videoFlags = SDL_OPENGL | SDL_HWPALETTE | SDL_RESIZABLE ; |
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213 | |
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214 | /* query SDL for information about our video hardware */ |
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215 | const SDL_VideoInfo* videoInfo = SDL_GetVideoInfo (); |
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216 | if( videoInfo == NULL) |
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217 | { |
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218 | PRINTF(1)("Failed getting Video Info :%s\n", SDL_GetError()); |
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219 | SDL_Quit (); |
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220 | } |
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221 | if( videoInfo->hw_available) |
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222 | this->videoFlags |= SDL_HWSURFACE; |
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223 | else |
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224 | this->videoFlags |= SDL_SWSURFACE; |
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225 | /* |
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226 | if(VideoInfo -> blit_hw) |
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227 | VideoFlags |= SDL_HWACCEL; |
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228 | */ |
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229 | // setting up the Resolution |
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230 | this->setResolution(resX, resY, bbp); |
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231 | |
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232 | // GRABBING ALL GL-extensions |
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233 | this->grabHardwareSettings(); |
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234 | |
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235 | // Enable default GL stuff |
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236 | glEnable(GL_DEPTH_TEST); |
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237 | |
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238 | Render2D::getInstance(); |
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239 | |
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240 | this->isInit = true; |
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241 | } |
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242 | |
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243 | /** |
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244 | * sets the Window Captions and the Name of the icon. |
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245 | * @param windowName The name of the Window |
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246 | * @param icon The name of the Icon on the Disc |
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247 | */ |
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248 | void GraphicsEngine::setWindowName(const std::string& windowName, const std::string& icon) |
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249 | { |
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250 | SDL_Surface* iconSurf = SDL_LoadBMP(icon.c_str()); |
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251 | if (iconSurf != NULL) |
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252 | { |
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253 | Uint32 colorkey = SDL_MapRGB(iconSurf->format, 0, 0, 0); |
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254 | SDL_SetColorKey(iconSurf, SDL_SRCCOLORKEY, colorkey); |
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255 | SDL_WM_SetIcon(iconSurf, NULL); |
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256 | SDL_FreeSurface(iconSurf); |
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257 | } |
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258 | |
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259 | SDL_WM_SetCaption (windowName.c_str(), icon.c_str()); |
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260 | } |
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261 | |
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262 | |
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263 | /** |
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264 | * Sets the GL-attributes |
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265 | */ |
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266 | int GraphicsEngine::setGLattribs() |
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267 | { |
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268 | // Set video mode |
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269 | // TO DO: parse arguments for settings |
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270 | //SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5); |
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271 | //SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 5); |
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272 | //SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5); |
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273 | //SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16); |
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274 | |
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275 | |
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276 | SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 ); |
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277 | SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, 16); |
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278 | SDL_GL_SetAttribute( SDL_GL_STENCIL_SIZE, 0); |
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279 | SDL_GL_SetAttribute( SDL_GL_ACCUM_RED_SIZE, 0); |
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280 | SDL_GL_SetAttribute( SDL_GL_ACCUM_GREEN_SIZE, 0); |
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281 | SDL_GL_SetAttribute( SDL_GL_ACCUM_BLUE_SIZE, 0); |
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282 | SDL_GL_SetAttribute( SDL_GL_ACCUM_ALPHA_SIZE, 0); |
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283 | |
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284 | SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5); //Use at least 5 bits of Red |
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285 | SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 5); //Use at least 5 bits of Green |
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286 | SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5); //Use at least 5 bits of Blue |
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287 | SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16); //Use at least 16 bits for the depth buffer |
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288 | SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1); //Enable double buffering |
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289 | } |
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290 | |
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291 | /** |
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292 | * grabs the Hardware Specifics |
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293 | * checks for all the different HW-types |
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294 | */ |
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295 | void GraphicsEngine::grabHardwareSettings() |
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296 | { |
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297 | const char* renderer = (const char*) glGetString(GL_RENDERER); |
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298 | const char* vendor = (const char*) glGetString(GL_VENDOR); |
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299 | const char* version = (const char*) glGetString(GL_VERSION); |
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300 | const char* extensions = (const char*) glGetString(GL_EXTENSIONS); |
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301 | |
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302 | // printf("%s %s %s\n %s", renderer, vendor, version, extensions); |
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303 | |
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304 | if (renderer != NULL) |
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305 | { |
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306 | this->hwRenderer == renderer; |
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307 | } |
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308 | if (vendor != NULL) |
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309 | { |
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310 | this->hwVendor == vendor; |
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311 | } |
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312 | if (version != NULL) |
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313 | { |
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314 | this->hwVersion == version; |
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315 | } |
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316 | |
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317 | if (extensions != NULL) |
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318 | this->hwExtensions.split(extensions, " \n\t,"); |
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319 | |
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320 | PRINT(4)("Running on : vendor: %s, renderer: %s, version:%s\n", vendor, renderer, version); |
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321 | PRINT(4)("Extensions:\n"); |
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322 | for (unsigned int i = 0; i < this->hwExtensions.size(); i++) |
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323 | PRINT(4)("%d: %s\n", i, this->hwExtensions[i].c_str()); |
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324 | |
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325 | |
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326 | // inizializing GLEW |
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327 | GLenum err = glewInit(); |
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328 | if (GLEW_OK != err) |
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329 | { |
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330 | /* Problem: glewInit failed, something is seriously wrong. */ |
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331 | PRINTF(1)("%s\n", glewGetErrorString(err)); |
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332 | } |
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333 | PRINTF(4)("Status: Using GLEW %s\n", glewGetString(GLEW_VERSION)); |
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334 | } |
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335 | |
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336 | |
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337 | /** |
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338 | * sets the Resolution of the Screen to display the Graphics to. |
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339 | * @param width The width of the window |
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340 | * @param height The height of the window |
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341 | * @param bpp bits per pixel |
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342 | */ |
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343 | int GraphicsEngine::setResolution(int width, int height, int bpp) |
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344 | { |
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345 | this->resolutionX = width; |
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346 | this->resolutionY = height; |
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347 | this->bitsPerPixel = bpp; |
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348 | State::setResolution( width, height); |
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349 | |
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350 | if (this->screen != NULL) |
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351 | SDL_FreeSurface(screen); |
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352 | if((this->screen = SDL_SetVideoMode(this->resolutionX, this->resolutionY, this->bitsPerPixel, this->videoFlags | this->fullscreenFlag)) == NULL) |
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353 | { |
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354 | PRINTF(1)("Could not SDL_SetVideoMode(%d, %d, %d, %d): %s\n", this->resolutionX, this->resolutionY, this->bitsPerPixel, this->videoFlags, SDL_GetError()); |
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355 | // SDL_Quit(); |
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356 | // return -1; |
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357 | } |
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358 | glViewport(0, 0, width, height); // Reset The Current Viewport |
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359 | |
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360 | #ifdef __WIN32__ |
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361 | // REBUILDING TEXTURES (ON WINDOWS CONTEXT SWITCH) |
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362 | const std::list<BaseObject*>* texList = ClassList::getList(CL_TEXTURE); |
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363 | if (texList != NULL) |
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364 | { |
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365 | std::list<BaseObject*>::const_iterator reTex; |
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366 | for (reTex = texList->begin(); reTex != texList->end(); reTex++) |
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367 | dynamic_cast<Texture*>(*reTex)->rebuild(); |
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368 | } |
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369 | // REBUILDING MODELS |
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370 | const std::list<BaseObject*>* modelList = ClassList::getList(CL_STATIC_MODEL); |
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371 | if (texList != NULL) |
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372 | { |
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373 | std::list<BaseObject*>::const_iterator reModel; |
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374 | for (reModel = modelList->begin(); reModel != modelList->end(); reModel++) |
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375 | dynamic_cast<StaticModel*>(*reModel)->rebuild(); |
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376 | } |
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377 | #endif /* __WIN32__ */ |
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378 | } |
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379 | |
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380 | /** |
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381 | * sets Fullscreen mode |
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382 | * @param fullscreen true if fullscreen, false if windowed |
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383 | */ |
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384 | void GraphicsEngine::setFullscreen(bool fullscreen) |
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385 | { |
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386 | if (fullscreen) |
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387 | this->fullscreenFlag = SDL_FULLSCREEN; |
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388 | else |
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389 | this->fullscreenFlag = 0; |
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390 | this->setResolution(this->resolutionX, this->resolutionY, this->bitsPerPixel); |
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391 | } |
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392 | |
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393 | /** |
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394 | * sets the background color |
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395 | * @param red the red part of the background |
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396 | * @param blue the blue part of the background |
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397 | * @param green the green part of the background |
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398 | * @param alpha the alpha part of the background |
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399 | */ |
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400 | void GraphicsEngine::setBackgroundColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha) |
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401 | { |
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402 | glClearColor(red, green, blue, alpha); |
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403 | } |
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404 | |
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405 | /** |
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406 | * Signalhandler, for when the resolution has changed |
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407 | * @param resizeInfo SDL information about the size of the new screen size |
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408 | */ |
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409 | int GraphicsEngine::resolutionChanged(const SDL_ResizeEvent& resizeInfo) |
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410 | { |
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411 | this->setResolution(resizeInfo.w, resizeInfo.h, this->bitsPerPixel); |
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412 | } |
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413 | |
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414 | /** |
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415 | |
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416 | /** |
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417 | * entering 2D Mode |
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418 | |
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419 | this is a GL-Projection-mode, that is orthogonal, for placing the font in fron of everything else |
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420 | */ |
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421 | void GraphicsEngine::enter2DMode() |
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422 | { |
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423 | //GraphicsEngine::storeMatrices(); |
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424 | SDL_Surface *screen = SDL_GetVideoSurface(); |
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425 | |
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426 | /* Note, there may be other things you need to change, |
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427 | depending on how you have your OpenGL state set up. |
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428 | */ |
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429 | glPushAttrib(GL_ENABLE_BIT); |
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430 | glDisable(GL_DEPTH_TEST); |
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431 | glDisable(GL_CULL_FACE); |
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432 | glDisable(GL_LIGHTING); // will be set back when leaving 2D-mode |
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433 | |
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434 | glMatrixMode(GL_PROJECTION); |
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435 | glPushMatrix(); |
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436 | glLoadIdentity(); |
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437 | glOrtho(0.0, (GLdouble)screen->w, (GLdouble)screen->h, 0.0, 0.0, 1.0); |
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438 | |
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439 | glMatrixMode(GL_MODELVIEW); |
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440 | glPushMatrix(); |
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441 | glLoadIdentity(); |
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442 | } |
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443 | |
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444 | /** |
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445 | * leaves the 2DMode again also @see Font::enter2DMode() |
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446 | */ |
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447 | void GraphicsEngine::leave2DMode() |
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448 | { |
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449 | |
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450 | glMatrixMode(GL_MODELVIEW); |
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451 | glPopMatrix(); |
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452 | |
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453 | glMatrixMode(GL_PROJECTION); |
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454 | glPopMatrix(); |
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455 | |
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456 | glPopAttrib(); |
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457 | } |
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458 | |
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459 | void GraphicsEngine::wireframe() |
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460 | { |
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461 | glPolygonMode(GL_FRONT, GL_LINE); |
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462 | } |
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463 | |
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464 | /** |
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465 | * stores the GL_matrices |
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466 | */ |
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467 | void GraphicsEngine::storeMatrices() |
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468 | { |
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469 | glGetDoublev(GL_PROJECTION_MATRIX, GraphicsEngine::projMat); |
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470 | glGetDoublev(GL_MODELVIEW_MATRIX, GraphicsEngine::modMat); |
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471 | glGetIntegerv(GL_VIEWPORT, GraphicsEngine::viewPort); |
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472 | } |
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473 | |
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474 | //! the stored ModelView Matrix. |
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475 | GLdouble GraphicsEngine::modMat[16] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; |
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476 | //! the stored Projection Matrix |
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477 | GLdouble GraphicsEngine::projMat[16] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; |
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478 | //! The ViewPort |
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479 | GLint GraphicsEngine::viewPort[4] = {0,0,0,0}; |
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480 | |
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481 | |
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482 | |
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483 | /** |
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484 | * outputs all the Fullscreen modes. |
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485 | */ |
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486 | void GraphicsEngine::listModes() |
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487 | { |
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488 | /* Get available fullscreen/hardware modes */ |
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489 | this->videoModes=SDL_ListModes(NULL, SDL_FULLSCREEN|SDL_HWSURFACE); |
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490 | |
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491 | /* Check is there are any modes available */ |
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492 | if(this->videoModes == (SDL_Rect **)0) |
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493 | { |
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494 | PRINTF(1)("No modes available!\n"); |
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495 | exit(-1); |
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496 | } |
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497 | |
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498 | /* Check if our resolution is restricted */ |
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499 | if(this->videoModes == (SDL_Rect **)-1) |
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500 | { |
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501 | PRINTF(2)("All resolutions available.\n"); |
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502 | } |
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503 | else |
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504 | { |
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505 | /* Print valid modes */ |
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506 | PRINT(0)("Available Resoulution Modes are\n"); |
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507 | for(int i = 0; this->videoModes[i]; ++i) |
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508 | PRINT(4)(" | %d x %d\n", this->videoModes[i]->w, this->videoModes[i]->h); |
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509 | } |
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510 | } |
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511 | |
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512 | /** |
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513 | * checks wether a certain extension is availiable |
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514 | * @param extension the Extension to check for (ex. GL_ARB_texture_env_dot3) |
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515 | * @return true if it is, false otherwise |
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516 | */ |
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517 | bool GraphicsEngine::hwSupportsEXT(const std::string& extension) |
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518 | { |
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519 | for (unsigned int i = 0; i < this->hwExtensions.size(); i++) |
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520 | if ( this->hwExtensions.getString(i) == extension) |
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521 | return true; |
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522 | return false; |
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523 | } |
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524 | |
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525 | /** |
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526 | * updates everything that is to be updated in the GraphicsEngine |
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527 | */ |
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528 | void GraphicsEngine::update(float dt) |
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529 | { |
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530 | Render2D::getInstance()->update(dt); |
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531 | } |
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532 | |
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533 | |
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534 | /** |
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535 | * ticks the Text |
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536 | * @param dt the time passed |
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537 | */ |
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538 | void GraphicsEngine::tick(float dt) |
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539 | { |
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540 | if( unlikely(this->bDisplayFPS)) |
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541 | { |
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542 | this->currentFPS = 1.0/dt; |
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543 | if( unlikely(this->currentFPS > this->maxFPS)) this->maxFPS = this->currentFPS; |
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544 | if( unlikely(this->currentFPS < this->minFPS)) this->minFPS = this->currentFPS; |
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545 | |
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546 | #ifndef NO_TEXT |
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547 | char tmpChar1[20]; |
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548 | sprintf(tmpChar1, "Current: %4.0f", this->currentFPS); |
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549 | this->geTextCFPS->setText(tmpChar1); |
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550 | char tmpChar2[20]; |
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551 | sprintf(tmpChar2, "Max: %4.0f", this->maxFPS); |
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552 | this->geTextMaxFPS->setText(tmpChar2); |
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553 | char tmpChar3[20]; |
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554 | sprintf(tmpChar3, "Min: %4.0f", this->minFPS); |
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555 | this->geTextMinFPS->setText(tmpChar3); |
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556 | #endif /* NO_TEXT */ |
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557 | |
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558 | } |
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559 | |
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560 | Render2D::getInstance()->tick(dt); |
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561 | |
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562 | // tick the graphics effects |
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563 | if (this->graphicsEffects != NULL || (this->graphicsEffects = ClassList::getList(CL_GRAPHICS_EFFECT)) != NULL) |
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564 | { |
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565 | std::list<BaseObject*>::const_iterator it; |
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566 | for (it = this->graphicsEffects->begin(); it != this->graphicsEffects->end(); it++) |
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567 | dynamic_cast<GraphicsEffect*>(*it)->tick(dt); |
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568 | } |
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569 | } |
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570 | |
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571 | |
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572 | void GraphicsEngine::draw() const |
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573 | { |
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574 | // LightManager::getInstance()->draw(); |
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575 | |
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576 | if (this->graphicsEffects != NULL) |
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577 | { |
---|
578 | //draw the graphics effects |
---|
579 | list<BaseObject*>::const_iterator it; |
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580 | for (it = this->graphicsEffects->begin(); it != this->graphicsEffects->end(); it++) |
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581 | dynamic_cast<GraphicsEffect*>(*it)->draw(); |
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582 | } |
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583 | GraphicsEngine::storeMatrices(); |
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584 | Shader::suspendShader(); |
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585 | |
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586 | Render2D::getInstance()->draw(E2D_LAYER_ALL); |
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587 | Shader::restoreShader(); |
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588 | } |
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589 | |
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590 | |
---|
591 | /** |
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592 | * displays the Frames per second |
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593 | * @param display if the text should be displayed |
---|
594 | */ |
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595 | void GraphicsEngine::displayFPS(bool display) |
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596 | { |
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597 | #ifndef NO_TEXT |
---|
598 | if( display ) |
---|
599 | { |
---|
600 | if (this->geTextCFPS == NULL) |
---|
601 | { |
---|
602 | this->geTextCFPS = new Text("fonts/arial_black.ttf", 15); |
---|
603 | this->geTextCFPS->setName("curFPS"); |
---|
604 | this->geTextCFPS->setAlignment(TEXT_ALIGN_LEFT); |
---|
605 | this->geTextCFPS->setAbsCoor2D(5, 0); |
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606 | } |
---|
607 | if (this->geTextMaxFPS == NULL) |
---|
608 | { |
---|
609 | this->geTextMaxFPS = new Text("fonts/arial_black.ttf", 15); |
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610 | this->geTextMaxFPS->setName("MaxFPS"); |
---|
611 | this->geTextMaxFPS->setAlignment(TEXT_ALIGN_LEFT); |
---|
612 | this->geTextMaxFPS->setAbsCoor2D(5, 20); |
---|
613 | } |
---|
614 | if (this->geTextMinFPS == NULL) |
---|
615 | { |
---|
616 | this->geTextMinFPS = new Text("fonts/arial_black.ttf", 15); |
---|
617 | this->geTextMinFPS->setName("MinFPS"); |
---|
618 | this->geTextMinFPS->setAlignment(TEXT_ALIGN_LEFT); |
---|
619 | this->geTextMinFPS->setAbsCoor2D(5, 40); |
---|
620 | } |
---|
621 | } |
---|
622 | else |
---|
623 | { |
---|
624 | delete this->geTextCFPS; |
---|
625 | this->geTextCFPS = NULL; |
---|
626 | delete this->geTextMaxFPS; |
---|
627 | this->geTextMaxFPS = NULL; |
---|
628 | delete this->geTextMinFPS; |
---|
629 | this->geTextMinFPS = NULL; |
---|
630 | } |
---|
631 | this->bDisplayFPS = display; |
---|
632 | #else |
---|
633 | this->bDisplayFPS = false; |
---|
634 | #endif /* NO_TEXT */ |
---|
635 | } |
---|
636 | |
---|
637 | |
---|
638 | /** |
---|
639 | processes the events for the GraphicsEngine class |
---|
640 | * @param the event to handle |
---|
641 | */ |
---|
642 | void GraphicsEngine::process(const Event &event) |
---|
643 | { |
---|
644 | switch (event.type) |
---|
645 | { |
---|
646 | case EV_VIDEO_RESIZE: |
---|
647 | this->resolutionChanged(event.resize); |
---|
648 | break; |
---|
649 | } |
---|
650 | } |
---|