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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 | std::string occlusion_cfg("OcclusionCulling.cfg");
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| 203 | //mSceneMgr->setWorldGeometry(occlusion_cfg);
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| 204 |
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| 205 | OgreIlluminationManager::getSingleton().setMainCamera(mCamera);
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| 206 | OgreIlluminationManager::getSingleton().setMainViewport(mWindow->getViewport(0));
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| 207 |
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| 208 | OgreIlluminationManager::getSingleton().setMaxJoinRadius(1000);
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| 209 |
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| 210 | Root::getSingleton()._setCurrentSceneManager(mSceneMgr);
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| 211 |
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| 212 | mCamera->setPosition(0,100,240);
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| 213 | mCamera->setFOVy(Radian(Degree(80)));
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| 214 | //mCamera->setFarClipDistance(1000);
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| 215 | // Set ambient light
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| 216 | mSceneMgr->setAmbientLight(ColourValue(1, 1, 1));
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| 217 |
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| 218 | // Skybox
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| 219 | mSceneMgr->setSkyBox(true, "Examples/MorningSkyBox");
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| 220 |
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| 221 | SceneNode* rootNode = mSceneMgr->getRootSceneNode();
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| 222 |
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| 223 |
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| 224 | //init objects
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| 225 | Entity* kupola = mSceneMgr->createEntity("kupola", "kupola.mesh");
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| 226 |
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| 227 | Entity* centerHead = mSceneMgr->createEntity("centerHead", "head.mesh");
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| 228 | Entity* goldHead = mSceneMgr->createEntity("goldHead", "head.mesh");
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| 229 | Entity* silverHead = mSceneMgr->createEntity("silverHead", "head.mesh");
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| 230 | Entity* copperHead = mSceneMgr->createEntity("copperHead", "head.mesh");
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| 231 | Entity* aluHead = mSceneMgr->createEntity("aluHead", "head.mesh");
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| 232 |
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| 233 | kupola->setCastShadows(false);
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| 234 |
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| 235 | MeshPtr kmesh = kupola->getMesh();
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| 236 | kmesh->buildTangentVectors(0,1);
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| 237 |
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| 238 | //init nodes
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| 239 | centerSphereNode = rootNode->createChildSceneNode("centerSphere");
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| 240 | centerSphereNode->setPosition(0, 100,0);
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| 241 | centerSphereNode->attachObject(centerHead);
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| 242 | centerSphereNode->setScale(3.2, 3.2, 3.2);
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| 243 |
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| 244 | goldSphereNode = rootNode->createChildSceneNode( "goldSphere" );
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| 245 | goldSphereNode->scale(2.4, 2.4, 2.4);
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| 246 | goldSphereNode->attachObject(goldHead);
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| 247 |
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| 248 | silverSphereNode = rootNode->createChildSceneNode( "silverSphere" );
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| 249 | silverSphereNode->scale(2.4, 2.4, 2.4);
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| 250 | silverSphereNode->attachObject(silverHead);
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| 251 |
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| 252 | aluSphereNode = rootNode->createChildSceneNode( "aluSphere" );
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| 253 | aluSphereNode->scale(2.4, 2.4, 2.4);
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| 254 | aluSphereNode->attachObject(aluHead);
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| 255 |
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| 256 | copperSphereNode = rootNode->createChildSceneNode( "copperSphere" );
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| 257 | copperSphereNode->scale(2.4, 2.4, 2.4);
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| 258 | copperSphereNode->attachObject(copperHead);
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| 259 |
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| 260 | goldSphereNode->_updateBounds();
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| 261 | silverSphereNode->_updateBounds();
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| 262 | aluSphereNode->_updateBounds();
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| 263 | copperSphereNode->_updateBounds();
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| 264 |
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| 265 |
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| 266 | kupolaNode = rootNode->createChildSceneNode( "kupola" );
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| 267 | kupolaNode->rotate(Vector3(0,1,0),Radian(Degree(90)));
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| 268 | kupolaNode->attachObject( kupola );
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| 269 | kupolaNode->scale(25,21,25);
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| 270 | //kupolaNode->scale(2,2,2);
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| 271 | //kupolaNode->setPosition(0,100,0);
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| 272 | kupolaNode->_updateBounds();
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| 273 | centerSphereNode->_updateBounds();
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| 274 |
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| 275 | //Init lights
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| 276 | mainLight = mSceneMgr->createLight("MainLight");
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| 277 | mainLight->setType(Light::LT_POINT);
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| 278 | mainLight->setDiffuseColour(ColourValue::White);
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| 279 | mainLight->setSpecularColour(ColourValue::White);
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| 280 | //mainLight->setSpotlightRange(Radian(Degree(175)),Radian(Degree(180)));
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| 281 | mainLightNode = rootNode->createChildSceneNode();
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| 282 | mainLightNode->setPosition(0,0,0);
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| 283 | mainLight->setPosition(mainLightNode->getWorldPosition());
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| 284 | mainLightNode->attachObject(mainLight);
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| 285 | BillboardSet* bbs = mSceneMgr->createBillboardSet("bb", 1);
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| 286 | bbs->setDefaultDimensions(10,10);
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| 287 | bbs->createBillboard(Vector3::ZERO, ColourValue::White);
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| 288 | bbs->setMaterialName("Flare");
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| 289 | mainLightNode->attachObject(bbs);
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| 290 |
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| 291 |
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| 292 | aluHead->setMaterialName("GTP/EnvMap/Alu");
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| 293 | copperHead->setMaterialName("GTP/EnvMap/Copper");
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| 294 | goldHead->setMaterialName("GTP/EnvMap/Gold");
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| 295 | silverHead->setMaterialName("GTP/EnvMap/Silver");
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| 296 | centerHead->setMaterialName("GTP/Caustic/Glass_PointSprite");
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| 297 |
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| 298 | OgreIlluminationManager::getSingleton().initTechniques();
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| 299 | }
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| 300 |
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| 301 | void createFrameListener(void)
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| 302 | {
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| 303 | // This is where we instantiate our own frame listener
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| 304 | mFrameListener= new RaytraceDemoListener(mWindow,
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| 305 | mCamera,
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| 306 | mainLightNode,
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| 307 | goldSphereNode,
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| 308 | silverSphereNode,
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| 309 | copperSphereNode,
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| 310 | aluSphereNode,
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| 311 | centerSphereNode,
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| 312 | mainLight);
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| 313 | mFrameListener->setPriority(1);
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| 314 | OgreIlluminationManager::getSingleton().setPriority(2);
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| 315 | mRoot->addFrameListener(mFrameListener);
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| 316 | mRoot->addFrameListener(&OgreIlluminationManager::getSingleton());
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| 317 |
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| 318 | }
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| 319 |
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| 320 | };
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| 321 |
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