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3 |
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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 | #include "FrameCapture.h"
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31 |
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32 | int scene = 1;
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33 | FrameCapture* capture;
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34 |
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35 | // Listener class for frame updates
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36 | class RaytraceDemoListener : public ExampleFrameListener
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37 | {
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38 | protected:
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39 | unsigned long framecount;
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40 | SceneNode* objectNode;
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41 |
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42 | public:
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43 | RaytraceDemoListener(RenderWindow* window, Camera* maincam, SceneNode* objectNode)
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44 | :ExampleFrameListener(window, maincam)
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45 |
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46 | {
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47 | this->mMoveSpeed = 0.1;
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48 | framecount = 0;
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49 | this->objectNode = objectNode;
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50 |
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51 | }
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52 |
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53 | void moveCamera()
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54 | {/*
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55 | mCamera->yaw(mRotX);
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56 | mCamera->pitch(mRotY);
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57 | mCamera->moveRelative(mTranslateVector);*/
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58 |
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59 | mCamera->getParentSceneNode()->yaw(mRotX, Node::TransformSpace::TS_WORLD);
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60 | mCamera->getParentSceneNode()->pitch(mRotY, Node::TransformSpace::TS_LOCAL);
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61 | mCamera->getParentSceneNode()->translate(mTranslateVector, Node::TransformSpace::TS_LOCAL);
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62 |
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63 | }
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64 |
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65 | bool processUnbufferedKeyInput(const FrameEvent& evt)
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66 | {
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67 | static float lastTime = 0.0;
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68 | float thisTime = (float) Root::getSingleton().getTimer()->getMilliseconds() / 1000.0f;
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69 | float elapsed = thisTime - lastTime;
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70 | float move = elapsed * 0.25;
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71 | float rotate = 80.0 * move;
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72 |
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73 | if (mInputDevice->isKeyDown(KC_UP))
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74 | {
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75 | objectNode->translate(0,0,move);
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76 | }
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77 | if (mInputDevice->isKeyDown(KC_MULTIPLY))
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78 | {
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79 | //objectNode->scale(1.1,1.1,1.1);
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80 | objectNode->rotate(Vector3(0,0,1), Degree(rotate));
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81 | mTimeUntilNextToggle = 1;
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82 | }
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83 | if (mInputDevice->isKeyDown(KC_DIVIDE))
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84 | {
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85 | //objectNode->scale(1.0/1.1,1.0/1.1,1.0/1.1);
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86 | objectNode->rotate(Vector3(1,0,0), Degree(rotate));
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87 | mTimeUntilNextToggle = 1;
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88 | }
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89 | if (mInputDevice->isKeyDown(KC_ADD))
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90 | {
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91 | objectNode->rotate(Vector3(0,1,0), Degree(rotate));
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92 | }
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93 | if (mInputDevice->isKeyDown(KC_HOME))
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94 | {
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95 | objectNode->translate(0,move,0);
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96 | }
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97 | if (mInputDevice->isKeyDown(KC_END))
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98 | {
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99 | objectNode->translate(0,-move,0);
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100 | }
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101 | if (mInputDevice->isKeyDown(KC_DOWN))
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102 | {
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103 | objectNode->translate(0,0,-move);
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104 | }
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105 | if (mInputDevice->isKeyDown(KC_RIGHT))
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106 | {
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107 | objectNode->translate(-move,0,0);
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108 | }
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109 | if (mInputDevice->isKeyDown(KC_LEFT))
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110 | {
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111 | objectNode->translate(move,0,0);
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112 | }
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113 |
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114 | if (mInputDevice->isKeyDown(KC_A))
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115 | {
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116 | // Move camera left
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117 | mTranslateVector.x = -mMoveScale;
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118 | }
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119 |
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120 | if (mInputDevice->isKeyDown(KC_D))
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121 | {
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122 | // Move camera RIGHT
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123 | mTranslateVector.x = mMoveScale;
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124 | }
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125 |
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126 | /* Move camera forward by keypress. */
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127 | if ( mInputDevice->isKeyDown(KC_W) )
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128 | {
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129 | mTranslateVector.z = -mMoveScale;
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130 | }
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131 |
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132 | /* Move camera backward by keypress. */
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133 | if (mInputDevice->isKeyDown(KC_S) )
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134 | {
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135 | mTranslateVector.z = mMoveScale;
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136 | }
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137 |
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138 | if (mInputDevice->isKeyDown(KC_PGUP))
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139 | {
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140 | // Move camera up
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141 | mTranslateVector.y = mMoveScale;
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142 | }
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143 |
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144 | if (mInputDevice->isKeyDown(KC_PGDOWN))
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145 | {
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146 | // Move camera down
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147 | mTranslateVector.y = -mMoveScale;
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148 | }
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149 | if (mInputDevice->isKeyDown(KC_N) && mTimeUntilNextToggle <= 0)
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150 | {
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151 | capture->playEvent();
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152 | mTimeUntilNextToggle = 1;
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153 | }
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154 | if (mInputDevice->isKeyDown(KC_B) && mTimeUntilNextToggle <= 0)
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155 | {
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156 | capture->recordEvent();
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157 | mTimeUntilNextToggle = 1;
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158 | }
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159 | if (mInputDevice->isKeyDown(KC_M) && mTimeUntilNextToggle <= 0)
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160 | {
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161 | capture->setSaving();
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162 | capture->playEvent();
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163 | mTimeUntilNextToggle = 1;
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164 | }
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165 |
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166 | if( mInputDevice->isKeyDown( KC_ESCAPE) )
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167 | {
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168 | return false;
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169 | }
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170 |
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171 | // see if switching is on, and you want to toggle
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172 | if (mInputTypeSwitchingOn && mInputDevice->isKeyDown(KC_M) && mTimeUntilNextToggle <= 0)
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173 | {
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174 | switchMouseMode();
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175 | mTimeUntilNextToggle = 1;
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176 | }
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177 |
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178 | if (mInputTypeSwitchingOn && mInputDevice->isKeyDown(KC_K) && mTimeUntilNextToggle <= 0)
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179 | {
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180 | // must be going from immediate keyboard to buffered keyboard
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181 | switchKeyMode();
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182 | mTimeUntilNextToggle = 1;
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183 | }
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184 | if (mInputDevice->isKeyDown(KC_F) && mTimeUntilNextToggle <= 0)
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185 | {
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186 | mStatsOn = !mStatsOn;
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187 | showDebugOverlay(mStatsOn);
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188 |
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189 | mTimeUntilNextToggle = 1;
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190 | }
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191 |
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192 | if (mInputDevice->isKeyDown(KC_SYSRQ) && mTimeUntilNextToggle <= 0)
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193 | {
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194 | char tmp[20];
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195 | sprintf(tmp, "screenshot_%d.png", ++mNumScreenShots);
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196 | mWindow->writeContentsToFile(tmp);
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197 | mTimeUntilNextToggle = 0.5;
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198 | mWindow->setDebugText(String("Wrote ") + tmp);
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199 | }
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200 |
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201 | static bool displayCameraDetails = false;
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202 | if (mInputDevice->isKeyDown(KC_P) && mTimeUntilNextToggle <= 0)
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203 | {
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204 | displayCameraDetails = !displayCameraDetails;
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205 | mTimeUntilNextToggle = 0.5;
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206 | if (!displayCameraDetails)
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207 | mWindow->setDebugText("");
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208 | }
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209 | if (displayCameraDetails)
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210 | {
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211 | // Print camera details
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212 | mWindow->setDebugText("P: " + StringConverter::toString(mCamera->getDerivedPosition()) + " " +
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213 | "O: " + StringConverter::toString(mCamera->getDerivedOrientation()));
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214 | }
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215 | lastTime = thisTime;
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216 | // Return true to continue rendering
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217 | return true;
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218 | }
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219 | bool frameStarted(const FrameEvent& evt)
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220 | {
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221 | bool result = ExampleFrameListener::frameStarted(evt);
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222 | framecount++;
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223 | return result;
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224 | }
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225 | };
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226 |
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227 | /** Application class */
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228 | class RaytraceDemoApplication : public ExampleApplication
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229 | {
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230 |
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231 | public:
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232 |
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233 |
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234 | protected:
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235 |
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236 | SceneNode* objectNode;
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237 |
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238 | void createCamera(void)
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239 | {
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240 | // Create the camera
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241 | mCamera = mSceneMgr->createCamera("PlayerCam");
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242 |
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243 | SceneNode* camNode = mSceneMgr->getRootSceneNode()->createChildSceneNode("mainCameraNode");
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244 | camNode->attachObject(mCamera);
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245 | camNode->setPosition(Vector3(0,1,0));
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246 | // Position it at 500 in Z direction
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247 | //mCamera->setPosition(Vector3(0,0,500));
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248 | // Look back along -Z
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249 | //mCamera->lookAt(Vector3(0,0,-300));
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250 | mCamera->setNearClipDistance(5);
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251 |
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252 | }
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253 |
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254 | void createScene(void)
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255 | {
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256 |
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257 | OgreIlluminationManager::getSingleton().setMainCamera(mCamera);
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258 | OgreIlluminationManager::getSingleton().setMainViewport(mWindow->getViewport(0));
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259 |
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260 | OgreIlluminationManager::getSingleton().setMaxJoinRadius(420);
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261 |
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262 | Root::getSingleton()._setCurrentSceneManager(mSceneMgr);
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263 |
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264 | //mCamera->setPosition(0,1,0);
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265 | mCamera->setFOVy(Radian(Degree(80)));
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266 | mCamera->setFarClipDistance(200);
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267 | mCamera->setNearClipDistance(0.1);
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268 |
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269 | SceneNode* cn = mCamera->getParentSceneNode();
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270 |
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271 | OgreIlluminationManager::getSingleton().setFocusingSM(false);
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272 | OgreIlluminationManager::getSingleton().setShadowMapSize(512);
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273 | OgreIlluminationManager::getSingleton().setBlurShadowMap(true);
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274 | OgreIlluminationManager::getSingleton().setShadowMapMaterialName("GameTools/ShadowMapDistance");
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275 | mSceneMgr->setAmbientLight(ColourValue(0.505 * 0.2, 0.897 * 0.2, 0.914 * 0.2));
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276 |
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277 | capture = new FrameCapture(mWindow);
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278 | if(scene == 1) createScene1();
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279 | if(scene == 2) createScene2();
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280 |
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281 | OgreIlluminationManager::getSingleton().initTechniques();
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282 | }
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283 |
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284 | void createScene1(void)
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285 | {
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286 | SceneNode* rootNode = mSceneMgr->getRootSceneNode();
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287 |
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288 | Entity* object = mSceneMgr->createEntity("object", "teapot.mesh");
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289 | object->setMaterialName("MetalTeapotMultipleBounce");
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290 | objectNode = rootNode->createChildSceneNode();
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291 | objectNode->attachObject(object);
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292 | objectNode->scale(0.5,0.5,0.5);
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293 | //objectNode->scale(0.005,0.005,0.005);
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294 | objectNode->setPosition(0,1.2,0);
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295 | objectNode->_updateBounds();
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296 |
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297 | capture->addAnimableNode(mCamera->getParentSceneNode());
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298 | capture->addAnimableNode(objectNode);
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299 |
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300 | Entity* room = mSceneMgr->createEntity("scene", "difflab.mesh");
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301 | //room->setMaterialName("GameTools/Phong");
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302 | SceneNode* roomNode = rootNode->createChildSceneNode();
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303 | roomNode->attachObject(room);
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304 | roomNode->_updateBounds();
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305 |
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306 | mSceneMgr->setShadowTechnique(SHADOWTYPE_NONE);
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307 | Light* redLight1 = mSceneMgr->createLight("RedLight1");
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308 | redLight1->setType(Light::LT_POINT);
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309 | redLight1->setCastShadows(false);
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310 | redLight1->setDiffuseColour(ColourValue(1,0.055, 0.0));
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311 | redLight1->setPowerScale(1.6);
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312 | SceneNode* redLightNode1 = rootNode->createChildSceneNode();
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313 | redLightNode1->setPosition(0.05,2.361,-1.07);
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314 | redLightNode1->attachObject(redLight1);
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315 |
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316 | Light* greenLight1 = mSceneMgr->createLight("GreenLight1");
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317 | greenLight1->setType(Light::LT_POINT);
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318 | greenLight1->setCastShadows(false);
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319 | greenLight1->setDiffuseColour(ColourValue(0.362,0.783, 0.685));
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320 | greenLight1->setPowerScale(2.0);
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321 | SceneNode* greenLightNode1 = rootNode->createChildSceneNode();
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322 | greenLightNode1->setPosition(1.312,1.313,0);
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323 | greenLightNode1->attachObject(greenLight1);
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324 |
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325 | Light* mainBlueLight = mSceneMgr->createLight("MainBlueLight");
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326 | mainBlueLight->setType(Light::LT_SPOTLIGHT);
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327 | mainBlueLight->setCastShadows(true);
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328 | mainBlueLight->setDiffuseColour(ColourValue(0.395,0.766, 1.0));
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329 | mainBlueLight->setPowerScale(5.0);
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330 | mainBlueLight->setSpotlightRange(Degree(0),Degree(160));
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331 | mainBlueLight->setAttenuation(2.5, 0, 1, 0);
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332 | SceneNode* mainBlueLightNode = rootNode->createChildSceneNode();
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333 | mainBlueLightNode->setPosition(-0.546,2.095,1.035);
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334 | //mainBlueLightNode->rotate(Vector3::UNIT_X, Degree(161.396));
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335 | //mainBlueLightNode->rotate(Vector3::UNIT_Y, Degree(53.955));
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336 | //mainBlueLightNode->rotate(Vector3::UNIT_Z, Degree(-145.065));
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337 | mainBlueLight->setDirection(-1.5,-2.0,1.0);
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338 | mainBlueLightNode->attachObject(mainBlueLight);
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339 | }
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340 |
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341 | void createScene2(void)
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342 | {
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343 | SceneNode* rootNode = mSceneMgr->getRootSceneNode();
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344 |
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345 | Entity* object = mSceneMgr->createEntity("object", "athene.mesh");
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346 | object->setMaterialName("MetalTeapotMultipleBounce");
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347 | objectNode = rootNode->createChildSceneNode();
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348 | objectNode->attachObject(object);
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349 | //objectNode->scale(0.5,0.5,0.5);
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350 | objectNode->scale(0.005,0.005,0.005);
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351 | objectNode->setPosition(0,1.2,0);
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352 | objectNode->_updateBounds();
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353 |
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354 | Entity* room = mSceneMgr->createEntity("scene", "difflab.mesh");
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355 | //room->setMaterialName("GameTools/Phong");
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356 | SceneNode* roomNode = rootNode->createChildSceneNode();
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357 | roomNode->attachObject(room);
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358 | roomNode->_updateBounds();
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359 |
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360 | mSceneMgr->setShadowTechnique(SHADOWTYPE_NONE);
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361 | Light* redLight1 = mSceneMgr->createLight("RedLight1");
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362 | redLight1->setType(Light::LT_POINT);
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363 | redLight1->setCastShadows(false);
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364 | redLight1->setDiffuseColour(ColourValue(1,0.055, 0.0));
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365 | redLight1->setPowerScale(1.6);
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366 | SceneNode* redLightNode1 = rootNode->createChildSceneNode();
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367 | redLightNode1->setPosition(0.05,2.361,-1.07);
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368 | redLightNode1->attachObject(redLight1);
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369 |
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370 | Light* greenLight1 = mSceneMgr->createLight("GreenLight1");
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371 | greenLight1->setType(Light::LT_POINT);
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372 | greenLight1->setCastShadows(false);
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373 | greenLight1->setDiffuseColour(ColourValue(0.362,0.783, 0.685));
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374 | greenLight1->setPowerScale(2.0);
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375 | SceneNode* greenLightNode1 = rootNode->createChildSceneNode();
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376 | greenLightNode1->setPosition(1.312,1.313,0);
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377 | greenLightNode1->attachObject(greenLight1);
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378 |
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379 | Light* mainBlueLight = mSceneMgr->createLight("MainBlueLight");
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380 | mainBlueLight->setType(Light::LT_SPOTLIGHT);
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381 | mainBlueLight->setCastShadows(true);
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382 | mainBlueLight->setDiffuseColour(ColourValue(0.395,0.766, 1.0));
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383 | mainBlueLight->setPowerScale(5.0);
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384 | mainBlueLight->setSpotlightRange(Degree(0),Degree(160));
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385 | mainBlueLight->setAttenuation(2.5, 0, 1, 0);
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386 | SceneNode* mainBlueLightNode = rootNode->createChildSceneNode();
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387 | mainBlueLightNode->setPosition(-0.546,2.095,1.035);
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388 | //mainBlueLightNode->rotate(Vector3::UNIT_X, Degree(161.396));
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389 | //mainBlueLightNode->rotate(Vector3::UNIT_Y, Degree(53.955));
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390 | //mainBlueLightNode->rotate(Vector3::UNIT_Z, Degree(-145.065));
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391 | mainBlueLight->setDirection(-1.5,-2.0,1.0);
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392 | mainBlueLightNode->attachObject(mainBlueLight);
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393 | }
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394 |
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395 | void createFrameListener(void)
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396 | {
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397 | // This is where we instantiate our own frame listener
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398 | mFrameListener= new RaytraceDemoListener(mWindow, mCamera, objectNode);
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399 | mFrameListener->setPriority(1);
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400 | OgreIlluminationManager::getSingleton().setPriority(3);
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401 | capture->setPriority(2);
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402 | mRoot->addFrameListener(capture);
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403 | mRoot->addFrameListener(mFrameListener);
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404 | mRoot->addFrameListener(&OgreIlluminationManager::getSingleton());
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405 |
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406 | }
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407 |
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408 | };
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409 |
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