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4 | /*
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5 | -----------------------------------------------------------------------------
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6 | This source file is part of OGRE
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7 | (Object-oriented Graphics Rendering Engine)
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8 | For the latest info, see http://www.ogre3d.org/
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9 |
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10 | Copyright (c) 2000-2005 The OGRE Team
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11 | Also see acknowledgements in Readme.html
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12 |
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13 | You may use this sample code for anything you like, it is not covered by the
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14 | LGPL like the rest of the engine.
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15 | -----------------------------------------------------------------------------
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16 | */
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17 |
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18 | /**
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19 | \file
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20 | Lighting.h
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21 | \brief
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22 | Shows lighting support in OGRE. Also demonstrates the use of billboards
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23 | and controllers for automatic time-relative behaviour.
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24 | */
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25 |
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26 |
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27 | #include "ExampleApplication.h"
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28 | #include "OgreIlluminationManager.h"
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29 | #include "SpriteParticleRenderer.h"
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30 |
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31 | float causize = 10;
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32 | float cauintens = 1;
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33 |
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34 | // Listener class for frame updates
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35 | class RaytraceDemoListener : public ExampleFrameListener
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36 | {
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37 | protected:
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38 | SceneNode* goldSphereNode;
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39 | SceneNode* silverSphereNode;
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40 | SceneNode* copperSphereNode;
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41 | SceneNode* aluSphereNode;
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42 | SceneNode* centerSphereNode;
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43 | SceneNode* lightNode;
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44 | Light* light;
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45 | unsigned long framecount;
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46 |
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47 | public:
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48 | RaytraceDemoListener(RenderWindow* window, Camera* maincam,SceneNode* lightNode,
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49 | SceneNode* goldSphereNode,
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50 | SceneNode* silverSphereNode,
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51 | SceneNode* copperSphereNode,
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52 | SceneNode* aluSphereNode,
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53 | SceneNode* centerSphereNode,
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54 | Light* light)
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55 | :ExampleFrameListener(window, maincam)
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56 |
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57 | {
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58 | framecount = 0;
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59 | this->goldSphereNode = goldSphereNode;
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60 | this->silverSphereNode = silverSphereNode;
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61 | this->copperSphereNode = copperSphereNode;
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62 | this->aluSphereNode = aluSphereNode;
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63 | this->centerSphereNode = centerSphereNode;
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64 | this->lightNode = lightNode;
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65 | this->light = light;
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66 | }
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67 | bool processUnbufferedKeyInput(const FrameEvent& evt)
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68 | {
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69 | /* MaterialPtr mat = MaterialManager::getSingleton().getByName("GTP/Caustic/CauCube_PointSpritecenterHead_SE_0_clone");
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70 | GpuProgramParameters* Vparams = mat->getTechnique(0)->getPass(0)->getVertexProgramParameters().getPointer();
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71 | GpuProgramParameters* Fparams = mat->getTechnique(0)->getPass(0)->getFragmentProgramParameters().getPointer();
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72 |
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73 | if (mInputDevice->isKeyDown(KC_SUBTRACT))
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74 | {
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75 | cauintens -= 0.5;
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76 | cauintens = std::max(cauintens, 1.0f);
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77 | float intensity = cauintens;
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78 | float causticColor[] = {1.0, 1.0, 1.0, intensity};
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79 | Fparams->setNamedConstant("CausticColor", causticColor, 4);
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80 | }
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81 | if (mInputDevice->isKeyDown(KC_ADD))
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82 | {
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83 | cauintens += 0.5;
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84 | cauintens = std::min(cauintens, 100.0f);
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85 | float intensity = pow( cauintens / 100.0f, 2 );
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86 | float causticColor[] = {1.0, 1.0, 1.0, intensity};
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87 | Fparams->setNamedConstant("CausticColor", causticColor, 4);
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88 | }
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89 | if (mInputDevice->isKeyDown(KC_MULTIPLY))
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90 | {
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91 | causize = std::max(causize - 0.1, 0.0);
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92 | Vparams->setNamedConstant("CauSpriteSize", causize);
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93 | }
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94 | if (mInputDevice->isKeyDown(KC_DIVIDE))
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95 | {
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96 | causize = causize + 0.1;
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97 | Vparams->setNamedConstant("CauSpriteSize", causize);
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98 | }
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99 | */
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100 | return ExampleFrameListener::processUnbufferedKeyInput(evt);
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101 | }
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102 | bool frameStarted(const FrameEvent& evt)
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103 | {
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104 | static bool first = true;
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105 | if(first)
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106 | {
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107 | /* MaterialPtr mat = MaterialManager::getSingleton().getByName("GTP/Caustic/CauCube_PointSpritecenterHead_SE_0_clone");
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108 | GpuProgramParameters* Vparams = mat->getTechnique(0)->getPass(0)->getVertexProgramParameters().getPointer();
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109 | GpuProgramParameters* Fparams = mat->getTechnique(0)->getPass(0)->getFragmentProgramParameters().getPointer();
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110 | float intensity = cauintens;
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111 | float causticColor[] = {1.0, 1.0, 1.0, intensity};
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112 | Fparams->setNamedConstant("CausticColor", causticColor, 4);
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113 | Vparams->setNamedConstant("CauSpriteSize", causize);
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114 | first = false;*/
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115 | }
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116 |
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117 | lightNode->setPosition( 100.0 * Vector3(cos(-(float)framecount/500.0),2.0,sin(-(float)framecount/500.0)));
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118 | light->setDirection(Vector3(0,100,0)-lightNode->getPosition());
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119 |
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120 | goldSphereNode->setPosition( 100.0 *
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121 | Vector3(
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122 | cos((float)framecount/700.0),
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123 | 1.0,
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124 | sin((float)framecount/700.0)));
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125 | silverSphereNode->setPosition( 100.0 *
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126 | Vector3(
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127 | cos((float)framecount/700.0 + Math::PI / 2.0),
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128 | 1.0,
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129 | sin((float)framecount/700.0 + Math::PI / 2.0)));
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130 | copperSphereNode->setPosition( 100.0 *
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131 | Vector3(
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132 | cos((float)framecount/700.0 + Math::PI ),
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133 | 1.0,
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134 | sin((float)framecount/700.0 + Math::PI)));
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135 | aluSphereNode->setPosition( 100.0 *
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136 | Vector3(
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137 | cos((float)framecount/700.0 + 3 * Math::PI / 2.0),
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138 | 1.0,
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139 | sin((float)framecount/700.0+ 3 * Math::PI / 2.0)));
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140 |
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141 | bool result = ExampleFrameListener::frameStarted(evt);
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142 | framecount++;
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143 | return result;
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144 | }
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145 |
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146 |
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147 |
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148 | };
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149 |
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150 | /** Application class */
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151 | class RaytraceDemoApplication : public ExampleApplication
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152 | {
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153 |
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154 | public:
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155 |
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156 |
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157 | protected:
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158 | SceneNode* kupolaNode;
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159 | SceneNode* mainLightNode;
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160 | SceneNode* goldSphereNode;
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161 | SceneNode* silverSphereNode;
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162 | SceneNode* copperSphereNode;
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163 | SceneNode* aluSphereNode;
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164 | SceneNode* centerSphereNode;
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165 | Light* mainLight;
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166 |
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167 |
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168 | void loadResources(void)
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169 | {
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170 | // Initialise, parse scripts etc
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171 | ResourceGroupManager::getSingleton().initialiseResourceGroup("Bootstrap");
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172 | ResourceGroupManager::getSingleton().initialiseResourceGroup("General");
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173 | ResourceGroupManager::getSingleton().initialiseResourceGroup("GTP_Basic");
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174 | ResourceGroupManager::getSingleton().initialiseResourceGroup("PostProc");
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175 | ResourceGroupManager::getSingleton().initialiseResourceGroup("GTP_EnvMap");
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176 | ResourceGroupManager::getSingleton().initialiseResourceGroup("GTP_Caustic");
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177 | }
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178 |
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179 | void createPostproc()
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180 | {
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181 | CompositorManager::getSingleton().addCompositor(mWindow->getViewport(0),
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182 | "GTP/PostProc/Glow");
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183 | CompositorManager::getSingleton().setCompositorEnabled(mWindow->getViewport(0),
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184 | "GTP/PostProc/Glow", true);
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185 |
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186 | CompositorManager::getSingleton().addCompositor(mWindow->getViewport(0),
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187 | "GTP/PostProc/ToneMap");
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188 | CompositorManager::getSingleton().setCompositorEnabled(mWindow->getViewport(0),
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189 | "GTP/PostProc/ToneMap", true);
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190 | }
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191 |
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192 | void chooseSceneManager()
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193 | {
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194 | mSceneMgr = mRoot->createSceneManager("OctreeSceneManager");
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195 | //mSceneMgr = mRoot->createSceneManager("OcclusionCullingSceneManager");
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196 | }
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197 |
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198 | void createScene(void)
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199 | {
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200 | createPostproc();
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201 |
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202 | OgreIlluminationManager::getSingleton().setMainCamera(mCamera);
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203 | OgreIlluminationManager::getSingleton().setMainViewport(mWindow->getViewport(0));
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204 |
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205 | OgreIlluminationManager::getSingleton().setMaxJoinRadius(1000);
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206 |
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207 | Root::getSingleton()._setCurrentSceneManager(mSceneMgr);
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208 |
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209 | mCamera->setPosition(0,100,240);
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210 | mCamera->setFOVy(Radian(Degree(80)));
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211 | //mCamera->setFarClipDistance(1000);
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212 | // Set ambient light
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213 | mSceneMgr->setAmbientLight(ColourValue(1, 1, 1));
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214 |
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215 | // Skybox
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216 | mSceneMgr->setSkyBox(true, "Examples/MorningSkyBox");
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217 |
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218 | SceneNode* rootNode = mSceneMgr->getRootSceneNode();
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219 |
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220 |
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221 | //init objects
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222 | Entity* kupola = mSceneMgr->createEntity("kupola", "kupola.mesh");
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223 |
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224 | Entity* centerHead = mSceneMgr->createEntity("centerHead", "head.mesh");
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225 | Entity* goldHead = mSceneMgr->createEntity("goldHead", "head.mesh");
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226 | Entity* silverHead = mSceneMgr->createEntity("silverHeade", "head.mesh");
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227 | Entity* copperHead = mSceneMgr->createEntity("copperHead", "head.mesh");
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228 | Entity* aluHead = mSceneMgr->createEntity("aluHead", "head.mesh");
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229 |
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230 | kupola->setCastShadows(false);
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231 |
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232 | MeshPtr kmesh = kupola->getMesh();
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233 | kmesh->buildTangentVectors(0,1);
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234 |
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235 | //init nodes
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236 | kupolaNode = rootNode->createChildSceneNode( "kupola" );
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237 | kupolaNode->rotate(Vector3(0,1,0),Radian(Degree(90)));
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238 | kupolaNode->attachObject( kupola );
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239 | kupolaNode->scale(25,21,25);
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240 | //kupolaNode->scale(2,2,2);
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241 | //kupolaNode->setPosition(0,100,0);
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242 |
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243 | centerSphereNode = rootNode->createChildSceneNode("centerSphere");
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244 | centerSphereNode->setPosition(0, 100,0);
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245 | centerSphereNode->attachObject(centerHead);
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246 | centerSphereNode->setScale(3.2, 3.2, 3.2);
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247 |
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248 | goldSphereNode = rootNode->createChildSceneNode( "goldSphere" );
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249 | goldSphereNode->scale(2.4, 2.4, 2.4);
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250 | goldSphereNode->attachObject(goldHead);
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251 |
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252 | silverSphereNode = rootNode->createChildSceneNode( "silverSphere" );
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253 | silverSphereNode->scale(2.4, 2.4, 2.4);
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254 | silverSphereNode->attachObject(silverHead);
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255 |
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256 | aluSphereNode = rootNode->createChildSceneNode( "aluSphere" );
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257 | aluSphereNode->scale(2.4, 2.4, 2.4);
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258 | aluSphereNode->attachObject(aluHead);
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259 |
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260 | copperSphereNode = rootNode->createChildSceneNode( "copperSphere" );
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261 | copperSphereNode->scale(2.4, 2.4, 2.4);
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262 | copperSphereNode->attachObject(copperHead);
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263 |
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264 | goldSphereNode->_updateBounds();
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265 | silverSphereNode->_updateBounds();
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266 | aluSphereNode->_updateBounds();
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267 | copperSphereNode->_updateBounds();
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268 |
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269 |
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270 | kupolaNode->_updateBounds();
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271 | centerSphereNode->_updateBounds();
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272 |
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273 | //Init lights
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274 | mainLight = mSceneMgr->createLight("MainLight");
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275 | mainLight->setType(Light::LT_POINT);
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276 | mainLight->setDiffuseColour(ColourValue::White);
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277 | mainLight->setSpecularColour(ColourValue::White);
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278 | //mainLight->setSpotlightRange(Radian(Degree(175)),Radian(Degree(180)));
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279 | mainLightNode = rootNode->createChildSceneNode();
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280 | mainLightNode->setPosition(0,0,0);
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281 | mainLight->setPosition(mainLightNode->getWorldPosition());
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282 | mainLightNode->attachObject(mainLight);
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283 | BillboardSet* bbs = mSceneMgr->createBillboardSet("bb", 1);
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284 | bbs->setDefaultDimensions(10,10);
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285 | bbs->createBillboard(Vector3::ZERO, ColourValue::White);
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286 | bbs->setMaterialName("Flare");
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287 | mainLightNode->attachObject(bbs);
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288 |
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289 |
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290 | aluHead->setMaterialName("GTP/EnvMap/Alu");
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291 | copperHead->setMaterialName("GTP/EnvMap/Copper");
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292 | goldHead->setMaterialName("GTP/EnvMap/Gold");
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293 | silverHead->setMaterialName("GTP/EnvMap/Silver");
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294 | centerHead->setMaterialName("GTP/Caustic/Glass_PointSprite");
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295 |
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296 | OgreIlluminationManager::getSingleton().initTechniques();
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297 | }
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298 |
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299 | void createFrameListener(void)
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300 | {
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301 | // This is where we instantiate our own frame listener
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302 | mFrameListener= new RaytraceDemoListener(mWindow,
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303 | mCamera,
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304 | mainLightNode,
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305 | goldSphereNode,
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306 | silverSphereNode,
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307 | copperSphereNode,
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308 | aluSphereNode,
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309 | centerSphereNode,
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310 | mainLight);
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311 | mFrameListener->setPriority(1);
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312 | OgreIlluminationManager::getSingleton().setPriority(2);
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313 | mRoot->addFrameListener(mFrameListener);
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314 | mRoot->addFrameListener(&OgreIlluminationManager::getSingleton());
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315 |
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316 | }
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317 |
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318 | };
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319 |
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