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 | #include "framework.h" |
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17 | |
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18 | #include "physics_engine.h" |
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19 | #include "particle_engine.h" |
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20 | |
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21 | #include "gui_gtk.h" |
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22 | #include "p_node.h" |
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23 | #include "null_parent.h" |
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24 | #include "state.h" |
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25 | #include "debug.h" |
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26 | #include "graphics_engine.h" |
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27 | #include "light.h" |
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28 | #include "resource_manager.h" |
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29 | #include "camera.h" |
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30 | |
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31 | |
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32 | int verbose; |
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33 | |
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34 | int quitGui(GtkWidget* widget, void* data); |
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35 | |
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36 | |
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37 | void Framework::initModule() |
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38 | { |
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39 | // Creating a Test Particle System |
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40 | ParticleSystem* system = new ParticleSystem(100000, PARTICLE_SPRITE); |
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41 | |
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42 | // Creating a Test Particle Emitter |
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43 | ParticleEmitter* emitter = new ParticleEmitter(Vector(0 , 1, 0)); |
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44 | // Add the Flow from the Emitter into the System |
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45 | ParticleEngine::getInstance()->addConnection(emitter, system); |
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46 | } |
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47 | |
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48 | void* Framework::mainLoop(void* tmp) |
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49 | { |
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50 | Framework* framework = Framework::getInstance(); |
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51 | while(!framework->isFinished) |
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52 | { |
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53 | while(gtk_events_pending()) |
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54 | gtk_main_iteration(); |
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55 | |
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56 | // keyhandler returns false if sdl gets quit by some event |
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57 | framework->keyHandler(); |
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58 | |
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59 | // tick the scene |
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60 | float dt = framework->tick(); |
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61 | |
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62 | // Draw the scene |
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63 | framework->draw(dt); |
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64 | |
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65 | } |
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66 | } |
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67 | |
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68 | bool Framework::draw(float dt) |
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69 | { |
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70 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
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71 | glLoadIdentity(); // Reset the view |
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72 | |
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73 | ParticleEngine::getInstance()->draw(dt); |
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74 | |
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75 | camera->apply(); |
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76 | |
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77 | SDL_GL_SwapBuffers(); // Swap the buffers |
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78 | } |
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79 | |
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80 | |
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81 | float Framework::tick() |
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82 | { |
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83 | currFrame = SDL_GetTicks(); |
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84 | float dt = (float)(currFrame - lastFrame) / 1000.0; |
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85 | lastFrame = currFrame; |
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86 | |
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87 | ParticleEngine::getInstance()->tick(dt); |
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88 | |
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89 | NullParent::getInstance()->update(dt); |
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90 | return dt; |
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91 | } |
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92 | |
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93 | |
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94 | bool Framework::keyHandler() |
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95 | { |
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96 | // This is the main loop for the entire program and it will run until done==TRUE |
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97 | { |
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98 | // And poll for events |
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99 | SDL_Event event; |
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100 | while(SDL_PollEvent(&event)) |
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101 | { |
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102 | switch (event.type) { |
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103 | case SDL_MOUSEMOTION: |
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104 | { |
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105 | Vector view = camera->getTarget()->getAbsCoor() - camera->getAbsCoor(); |
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106 | Vector up = Vector(0, 1, 0); |
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107 | up = camera->getAbsDir().apply(up); |
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108 | Vector h = up.cross(view); |
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109 | Vector v = h.cross(view); |
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110 | h.normalize(); |
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111 | v.normalize(); |
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112 | |
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113 | if (mouseDown[1]) |
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114 | camera->setRelCoor(camera->getRelCoor()+ h * event.motion.xrel *.05 - v * event.motion.yrel * .05); |
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115 | if (mouseDown[3]) |
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116 | camera->getTarget()->setRelCoor(camera->getTarget()->getRelCoor()+ h * event.motion.xrel *.05 - v * event.motion.yrel * .05); |
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117 | |
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118 | } |
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119 | break; |
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120 | case SDL_MOUSEBUTTONDOWN: |
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121 | switch (event.button.button) |
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122 | { |
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123 | case 4: |
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124 | PRINTF(4)("MouseWheel up\n"); |
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125 | camera->setRelCoor(camera->getRelCoor() + (camera->getTarget()->getAbsCoor() - camera->getAbsCoor())*.1); |
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126 | break; |
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127 | case 5: |
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128 | PRINTF(4)("MouseWheel down\n"); |
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129 | camera->setRelCoor(camera->getRelCoor() - (camera->getTarget()->getAbsCoor() - camera->getAbsCoor())*.1); |
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130 | break; |
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131 | case 1: |
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132 | case 2: |
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133 | case 3: |
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134 | mouseDown[event.button.button] = true; |
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135 | break; |
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136 | } |
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137 | |
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138 | break; |
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139 | case SDL_MOUSEBUTTONUP: |
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140 | switch (event.button.button) |
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141 | { |
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142 | case 1: |
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143 | case 2: |
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144 | case 3: |
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145 | mouseDown[event.button.button] = false; |
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146 | break; |
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147 | } |
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148 | break; |
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149 | case SDL_VIDEORESIZE: |
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150 | GraphicsEngine::getInstance()->resolutionChanged(&event.resize); |
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151 | break; |
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152 | case SDL_KEYDOWN: |
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153 | switch (event.key.keysym.sym) |
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154 | { |
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155 | case SDLK_q: |
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156 | case SDLK_ESCAPE: |
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157 | quitGui(NULL, NULL); |
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158 | break; |
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159 | case SDLK_c: |
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160 | |
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161 | break; |
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162 | case SDLK_i: |
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163 | ParticleEngine::getInstance()->debug(); |
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164 | break; |
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165 | case SDLK_a: |
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166 | camera->setRelCoor(camera->getRelCoor() + (camera->getTarget()->getAbsCoor() - camera->getAbsCoor())*.1); |
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167 | break; |
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168 | case SDLK_z: |
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169 | camera->setRelCoor(camera->getRelCoor() - (camera->getTarget()->getAbsCoor() - camera->getAbsCoor())*.1); |
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170 | break; |
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171 | case SDLK_h: |
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172 | this->printHelp(); |
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173 | break; |
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174 | } |
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175 | break; |
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176 | |
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177 | // If a quit event was recieved |
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178 | case SDL_QUIT: |
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179 | // then we're done and we'll end this program |
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180 | quitGui(NULL, NULL); |
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181 | break; |
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182 | default: |
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183 | break; |
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184 | } |
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185 | |
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186 | } |
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187 | |
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188 | // Get the state of the keyboard keys |
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189 | keys = SDL_GetKeyState(NULL); |
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190 | |
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191 | // and check if ESCAPE has been pressed. If so then quit |
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192 | if(keys[SDLK_ESCAPE]) return false; |
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193 | } |
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194 | return true; |
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195 | } |
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196 | |
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197 | void Framework::quit(void) |
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198 | { |
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199 | this->isFinished = true; |
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200 | } |
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201 | |
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202 | Framework* Framework::singletonRef = NULL; |
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203 | |
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204 | Framework* Framework::getInstance(void) |
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205 | { |
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206 | if (Framework::singletonRef == NULL) |
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207 | Framework::singletonRef = new Framework(); |
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208 | return Framework::singletonRef; |
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209 | } |
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210 | |
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211 | Framework::Framework() |
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212 | { |
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213 | this->isFinished = false; |
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214 | |
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215 | this->lastFrame = 0; |
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216 | // Create a new OpenGL window with the title "Cone3D Basecode" at |
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217 | // 640x480x32, fullscreen and check for errors along the way |
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218 | GraphicsEngine::getInstance(); |
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219 | |
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220 | LightManager::getInstance(); |
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221 | glEnable(GL_TEXTURE_2D); |
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222 | |
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223 | // Build the font from a TGA image font.tga in the data directory |
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224 | // Hide the mouse cursor |
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225 | SDL_ShowCursor(2); |
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226 | |
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227 | for (int i = 0; i <MOUSE_BUTTON_COUNT; i++) |
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228 | mouseDown[i] = false; |
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229 | |
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230 | ResourceManager::getInstance()->setDataDir(DATA_DIRECTORY); |
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231 | |
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232 | |
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233 | initModule(); |
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234 | |
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235 | camera = new Camera(); |
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236 | |
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237 | State::getInstance()->setCamera(camera, camera->getTarget()); |
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238 | |
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239 | camera->setAbsCoor(Vector(10, 10, 0)); |
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240 | |
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241 | } |
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242 | |
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243 | Framework::~Framework() |
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244 | { |
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245 | delete GraphicsEngine::getInstance(); |
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246 | |
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247 | } |
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248 | |
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249 | |
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250 | |
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251 | void Framework::printHelp(void) const |
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252 | { |
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253 | PRINT(0)(" Help for the frameWork\n"); |
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254 | PRINT(0)("========================\n"); |
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255 | PRINT(0)("h - print thisHelp\n"); |
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256 | PRINT(0)("i - state Information\n\n"); |
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257 | PRINT(0)("\n"); |
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258 | |
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259 | |
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260 | } |
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261 | |
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262 | int emitterChange(GtkWidget* nonInterest, void* widget) |
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263 | { |
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264 | Option* option = (Option*) widget; |
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265 | const char* name = option->getTitle(); |
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266 | char* valueC = option->save(); |
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267 | float value = atof(valueC); |
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268 | |
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269 | ParticleEmitter* tmpEmit = ParticleEngine::getInstance()->getEmitterByNumber(1); |
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270 | if (tmpEmit) |
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271 | { |
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272 | if (!strcmp(name, "EmissionRate")) |
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273 | { |
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274 | tmpEmit->setEmissionRate(value); |
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275 | PRINT(3)("EmissionRate set to %f\n", value); |
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276 | } |
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277 | else if (!strcmp(name, "Velocity")) |
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278 | { |
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279 | tmpEmit->setEmissionVelocity(value); |
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280 | PRINT(3)("Velocity set to %f\n", value); |
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281 | } |
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282 | else if(!strcmp(name, "SpreadAngle")) |
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283 | { |
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284 | tmpEmit->setSpread(value); |
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285 | PRINT(3)("SpreadAngle set to %f\n", value); |
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286 | } |
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287 | else if(!strcmp(name, "EmitterType")) |
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288 | { |
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289 | if (!strcmp(valueC, "EMITTER_DOT")) |
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290 | tmpEmit->setType(EMITTER_DOT); |
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291 | else if (!strcmp(valueC, "EMITTER_PLANE")) |
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292 | tmpEmit->setType(EMITTER_PLANE); |
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293 | else if (!strcmp(valueC, "EMITTER_CUBE")) |
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294 | tmpEmit->setType(EMITTER_CUBE); |
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295 | PRINT(3)("EmitterType set to %s\n", valueC); |
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296 | } |
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297 | else if(!strcmp(name, "EmitterSize")) |
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298 | { |
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299 | tmpEmit->setSize(value); |
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300 | PRINT(3)("EmitterSize set to %f\n", value); |
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301 | } |
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302 | } |
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303 | delete valueC; |
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304 | } |
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305 | |
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306 | |
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307 | int systemChange(GtkWidget* nonInterest, void* widget) |
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308 | { |
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309 | Option* option = (Option*) widget; |
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310 | const char* name = option->getTitle(); |
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311 | char* valueC = option->save(); |
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312 | float value = atof(valueC); |
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313 | |
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314 | ParticleSystem* tmpSys = ParticleEngine::getInstance()->getSystemByNumber(1); |
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315 | if (tmpSys) |
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316 | { |
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317 | if (!strcmp(name, "StartRadius")) |
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318 | { |
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319 | tmpSys->setRadius(value, tmpSys->getEndRadius()); |
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320 | PRINT(3)("ParticleStartRadius set to %f\n", value); |
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321 | } |
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322 | else if (!strcmp(name, "EndRadius")) |
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323 | { |
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324 | tmpSys->setRadius( tmpSys->getStartRadius(), value); |
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325 | PRINT(3)("ParticleEndRadius set to %f\n", value); |
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326 | } |
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327 | |
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328 | else if (!strcmp(name, "LifeSpan")) |
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329 | { |
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330 | tmpSys->setLifeSpan(value); |
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331 | PRINT(3)("ParticleLifeSpan set to %f\n", value); |
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332 | } |
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333 | |
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334 | else if (!strcmp(name, "ConserveFactor")) |
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335 | { |
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336 | tmpSys->setConserve(value); |
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337 | PRINT(3)("ParticleConserveFactor set to %f\n", value); |
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338 | } |
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339 | |
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340 | else if (!strcmp(name, "ParticleType")) |
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341 | { |
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342 | if (!strcmp(valueC, "PARTICLE_DOT")) |
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343 | tmpSys->setType(PARTICLE_DOT); |
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344 | else if (!strcmp(valueC, "PARTICLE_SPARK")) |
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345 | tmpSys->setType(PARTICLE_SPARK); |
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346 | else if (!strcmp(valueC, "PARTICLE_SPRITE")) |
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347 | tmpSys->setType(PARTICLE_SPRITE); |
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348 | |
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349 | PRINT(3)("ParticleType set to %s\n", valueC); |
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350 | } |
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351 | |
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352 | else if (!strcmp(name, "InheritSpeed")) |
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353 | { |
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354 | tmpSys->setInheritSpeed(value); |
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355 | PRINT(3)("ParticleInheritSpeed set to %f\n", value); |
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356 | } |
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357 | |
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358 | } |
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359 | delete valueC; |
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360 | } |
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361 | |
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362 | |
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363 | int quitGui(GtkWidget* widget, void* data) |
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364 | { |
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365 | #ifdef HAVE_GTK2 |
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366 | gtk_main_quit(); |
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367 | while(gtk_events_pending()) gtk_main_iteration(); |
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368 | Framework::getInstance()->quit(); |
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369 | #endif /* HAVE_GTK2 */ |
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370 | } |
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371 | |
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372 | void* Framework::initGui(void* argv) |
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373 | { |
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374 | Window* guiMainWindow = NULL; |
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375 | |
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376 | initGUI(0, NULL); |
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377 | |
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378 | guiMainWindow = new Window("ParticlesFUN"); |
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379 | { |
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380 | Box* windowBox = new Box('v'); |
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381 | { |
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382 | Frame* emitterFrame = new Frame("emitter-settings"); |
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383 | { |
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384 | Box* emitterBox = new Box('v'); |
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385 | { |
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386 | emitterBox->fill(new Label("EmissionRate")); |
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387 | Slider* EmissionRate = new Slider("EmissionRate", 0, 1000); |
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388 | EmissionRate->connectSignal("value_changed", (void*)EmissionRate, emitterChange ); |
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389 | emitterBox->fill(EmissionRate); |
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390 | |
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391 | emitterBox->fill(new Label("Velocity")); |
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392 | Slider* velocity = new Slider("Velocity", 0, 2); |
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393 | velocity->setExactness(3); |
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394 | velocity->connectSignal("value_changed", (void*)velocity, emitterChange ); |
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395 | emitterBox->fill(velocity); |
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396 | |
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397 | emitterBox->fill(new Label("SpreadAngle")); |
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398 | Slider* SpreadAngle = new Slider("SpreadAngle", 0, M_PI); |
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399 | SpreadAngle->setExactness(3); |
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400 | SpreadAngle->connectSignal("value_changed", (void*)SpreadAngle, emitterChange ); |
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401 | emitterBox->fill(SpreadAngle); |
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402 | |
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403 | emitterBox->fill(new Label("EmitterType")); |
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404 | Menu* EmitterType = new Menu("EmitterType"); |
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405 | EmitterType->addItem("EMITTER_DOT"); |
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406 | EmitterType->addItem("EMITTER_PLANE"); |
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407 | EmitterType->addItem("EMITTER_CUBE"); |
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408 | EmitterType->connectSignal("changed", (void*)EmitterType, emitterChange ); |
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409 | emitterBox->fill(EmitterType); |
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410 | |
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411 | emitterBox->fill(new Label("EmitterSize")); |
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412 | Slider* EmitterSize = new Slider("EmitterSize", 0, 100); |
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413 | EmitterSize->setExactness(1); |
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414 | EmitterSize->connectSignal("value_changed", (void*)EmitterSize, emitterChange ); |
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415 | emitterBox->fill(EmitterSize); |
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416 | } |
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417 | emitterFrame->fill(emitterBox); |
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418 | } |
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419 | windowBox->fill(emitterFrame); |
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420 | |
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421 | Frame* systemFrame = new Frame("system-settings"); |
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422 | { |
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423 | Box* systemBox = new Box('v'); |
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424 | { |
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425 | systemBox->fill(new Label("StartRadius")); |
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426 | Slider* StartRadius = new Slider("StartRadius", 0, 10); |
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427 | StartRadius->setExactness(3); |
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428 | StartRadius->connectSignal("value_changed", (void*)StartRadius, systemChange ); |
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429 | systemBox->fill(StartRadius); |
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430 | |
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431 | systemBox->fill(new Label("EndRadius")); |
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432 | Slider* EndRadius = new Slider("EndRadius", 0, 10); |
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433 | EndRadius->setExactness(3); |
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434 | EndRadius->connectSignal("value_changed", (void*)EndRadius, systemChange ); |
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435 | systemBox->fill(EndRadius); |
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436 | |
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437 | systemBox->fill(new Label("LifeSpan")); |
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438 | Slider* LifeSpan = new Slider("LifeSpan", 0, 10); |
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439 | LifeSpan->setExactness(3); |
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440 | LifeSpan->connectSignal("value_changed", (void*)LifeSpan, systemChange ); |
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441 | systemBox->fill(LifeSpan); |
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442 | |
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443 | systemBox->fill(new Label("ConserveFactor")); |
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444 | Slider* ConserveFactor = new Slider("ConserveFactor", 0, 1); |
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445 | ConserveFactor->setExactness(3); |
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446 | ConserveFactor->connectSignal("value_changed", (void*)ConserveFactor, systemChange ); |
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447 | systemBox->fill(ConserveFactor); |
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448 | |
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449 | systemBox->fill(new Label("ParticleType")); |
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450 | Menu* ParticleType = new Menu("ParticleType"); |
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451 | ParticleType->addItem("PARTICLE_DOT"); |
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452 | ParticleType->addItem("PARTICLE_SPARK"); |
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453 | ParticleType->addItem("PARTICLE_SPRITE"); |
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454 | ParticleType->connectSignal("changed", (void*)ParticleType, systemChange ); |
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455 | systemBox->fill(ParticleType); |
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456 | |
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457 | systemBox->fill(new Label("InheritSpeed")); |
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458 | Slider* InheritSpeed = new Slider("InheritSpeed", 0, 1); |
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459 | InheritSpeed->setExactness(3); |
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460 | InheritSpeed->connectSignal("value_changed", (void*)InheritSpeed, systemChange ); |
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461 | systemBox->fill(InheritSpeed); |
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462 | |
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463 | |
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464 | } |
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465 | systemFrame->fill(systemBox); |
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466 | } |
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467 | windowBox->fill(systemFrame); |
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468 | |
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469 | Button* quitButton = new Button("quit"); |
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470 | |
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471 | quitButton->connectSignal("clicked", NULL, quitGui); |
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472 | // Window::mainWindow->connectSignal("remove", this, GuiExec::quitGui); |
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473 | Window::mainWindow->connectSignal("destroy", NULL, quitGui); |
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474 | |
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475 | windowBox->fill(quitButton); |
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476 | } |
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477 | guiMainWindow->fill(windowBox); |
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478 | } |
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479 | Window::mainWindow->showall(); |
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480 | Window::mainWindow->setSize(300, 500); |
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481 | } |
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482 | |
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483 | void* Framework::mainloopGui(void* tmp) |
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484 | { |
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485 | mainloopGUI(); |
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486 | } |
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487 | |
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488 | |
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489 | |
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490 | int main(int argc, char *argv[]) |
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491 | { |
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492 | verbose = 3; |
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493 | |
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494 | Framework* framework = Framework::getInstance(); |
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495 | |
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496 | framework->initGui((void*)argv); |
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497 | // framework->mainloopGui(NULL); |
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498 | |
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499 | framework->mainLoop(NULL); |
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500 | |
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501 | |
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502 | delete framework; |
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503 | // Kill the GL & SDL screens |
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504 | // And quit |
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505 | return 0; |
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506 | } |
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