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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 |
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| 30 | float causize = 10;
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| 31 | float cauintens = 40;
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| 32 |
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| 33 | // Listener class for frame updates
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| 34 | class RaytraceDemoListener : public ExampleFrameListener
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| 35 | {
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| 36 | protected:
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| 37 |
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[1629] | 38 | Light* light;
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[1450] | 39 | SceneNode* lightNode;
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| 40 | SceneNode* sphereNode;
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| 41 | unsigned long framecount;
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| 42 |
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| 43 | public:
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[1629] | 44 | RaytraceDemoListener(RenderWindow* window, Camera* maincam,SceneNode* lightNode, SceneNode* sphereNode, Light* l)
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[1450] | 45 | :ExampleFrameListener(window, maincam)
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| 46 |
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| 47 | {
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| 48 | framecount = 0;
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| 49 | this->sphereNode = sphereNode;
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| 50 | this->lightNode = lightNode;
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[1629] | 51 | light = l;
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[1450] | 52 | }
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| 53 | bool processUnbufferedKeyInput(const FrameEvent& evt)
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| 54 | {
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| 55 | if (mInputDevice->isKeyDown(KC_SUBTRACT))
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| 56 | {
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| 57 | Vector3 lPos = lightNode->getPosition();
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| 58 | Vector3 lDir = sphereNode->getPosition() - lPos;
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| 59 | lDir.normalise();
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| 60 | lPos -= lDir;
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[1629] | 61 | lightNode->setPosition(lPos);
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| 62 | light->setDirection(lDir);
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[1450] | 63 | }
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| 64 | if (mInputDevice->isKeyDown(KC_ADD))
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| 65 | {
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| 66 |
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| 67 | Vector3 lPos = lightNode->getPosition();
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| 68 | Vector3 lDir = sphereNode->getPosition() - lPos;
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| 69 | lDir.normalise();
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| 70 | lPos += lDir;
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[1629] | 71 | lightNode->setPosition(lPos);
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| 72 | light->setDirection(lDir);
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[1450] | 73 | }
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| 74 | if (mInputDevice->isKeyDown(KC_MULTIPLY))
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| 75 | {
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| 76 | Vector3 lPos = lightNode->getPosition();
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| 77 | Vector3 lDir = sphereNode->getPosition() - lPos;
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| 78 | lDir.normalise();
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| 79 | Vector3 right = lDir.crossProduct(Vector3(0,1,0));
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| 80 | Vector3 up = lDir.crossProduct(right);
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| 81 | lPos += up,
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[1629] | 82 | lightNode->setPosition(lPos);
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| 83 | light->setDirection(lDir);
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[1450] | 84 | }
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| 85 | if (mInputDevice->isKeyDown(KC_DIVIDE))
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| 86 | {
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| 87 | Vector3 lPos = lightNode->getPosition();
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| 88 | Vector3 lDir = sphereNode->getPosition() - lPos;
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| 89 | lDir.normalise();
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| 90 | Vector3 right = lDir.crossProduct(Vector3(0,1,0));
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| 91 | Vector3 up = lDir.crossProduct(right);
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| 92 | lPos -= up,
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| 93 | lightNode->setPosition(lPos);
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[1629] | 94 | light->setDirection(lDir);
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[1450] | 95 |
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| 96 | }
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[1691] | 97 | if (mInputDevice->isKeyDown(KC_HOME))
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| 98 | {
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| 99 | Vector3 lPos = lightNode->getPosition();
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| 100 | Vector3 lDir = sphereNode->getPosition() - lPos;
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| 101 | lDir.normalise();
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| 102 | Vector3 right = lDir.crossProduct(Vector3(0,1,0));
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| 103 | Vector3 up = lDir.crossProduct(right);
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| 104 | lPos += right,
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| 105 | lightNode->setPosition(lPos);
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| 106 | light->setDirection(lDir);
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| 107 | }
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| 108 | if (mInputDevice->isKeyDown(KC_END))
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| 109 | {
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| 110 | Vector3 lPos = lightNode->getPosition();
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| 111 | Vector3 lDir = sphereNode->getPosition() - lPos;
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| 112 | lDir.normalise();
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| 113 | Vector3 right = lDir.crossProduct(Vector3(0,1,0));
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| 114 | Vector3 up = lDir.crossProduct(right);
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| 115 | lPos -= right,
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| 116 | lightNode->setPosition(lPos);
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| 117 | light->setDirection(lDir);
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| 118 |
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| 119 | }
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[1450] | 120 | return ExampleFrameListener::processUnbufferedKeyInput(evt);
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| 121 | }
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| 122 | bool frameStarted(const FrameEvent& evt)
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| 123 | {
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| 124 | static bool first = true;
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| 125 |
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| 126 |
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| 127 | // lightNode->setPosition( 100.0 * Vector3(cos(-(float)framecount/500.0),2.0,sin(-(float)framecount/500.0)));
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| 128 |
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| 129 |
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| 130 | bool result = ExampleFrameListener::frameStarted(evt);
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| 131 | framecount++;
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| 132 | return result;
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| 133 | }
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| 134 |
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| 135 |
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| 136 |
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| 137 | };
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| 138 |
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| 139 | /** Application class */
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| 140 | class RaytraceDemoApplication : public ExampleApplication
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| 141 | {
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| 142 |
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| 143 | public:
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| 144 |
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| 145 | protected:
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| 146 | SceneNode* mainLightNode;
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| 147 | SceneNode* sphereNode;
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[2144] | 148 |
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| 149 | void chooseSceneManager()
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| 150 | {
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[2252] | 151 | //mSceneMgr = mRoot->createSceneManager("OctreeSceneManager");
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| 152 | mSceneMgr = mRoot->createSceneManager("OcclusionCullingSceneManager");
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[2144] | 153 | }
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[1450] | 154 |
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[2025] | 155 | void loadResources(void)
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| 156 | {
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[2144] | 157 |
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[2025] | 158 | // Initialise, parse scripts etc
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| 159 | ResourceGroupManager::getSingleton().initialiseResourceGroup("Bootstrap");
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| 160 | ResourceGroupManager::getSingleton().initialiseResourceGroup("General");
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[2040] | 161 | ResourceGroupManager::getSingleton().initialiseResourceGroup("GTP_Basic");
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[2025] | 162 | ResourceGroupManager::getSingleton().initialiseResourceGroup("PostProc");
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[2040] | 163 | ResourceGroupManager::getSingleton().initialiseResourceGroup("GTP_EnvMap");
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| 164 | ResourceGroupManager::getSingleton().initialiseResourceGroup("GTP_Caustic");
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[2025] | 165 | }
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| 166 |
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[1450] | 167 | void createPostproc()
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[2025] | 168 | {
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[1450] | 169 | CompositorManager::getSingleton().addCompositor(mWindow->getViewport(0),
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[2025] | 170 | "GTP/PostProc/Glow");
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[1450] | 171 | CompositorManager::getSingleton().setCompositorEnabled(mWindow->getViewport(0),
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[2025] | 172 | "GTP/PostProc/Glow", true);
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[1450] | 173 |
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[2025] | 174 | CompositorManager::getSingleton().addCompositor(mWindow->getViewport(0),
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| 175 | "GTP/PostProc/ToneMap");
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| 176 | CompositorManager::getSingleton().setCompositorEnabled(mWindow->getViewport(0),
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| 177 | "GTP/PostProc/ToneMap", true);
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[1450] | 178 | }
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| 179 |
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[1629] | 180 | Light* light;
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[1450] | 181 | void createScene(void)
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| 182 | {
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[2252] | 183 | std::string occlusion_cfg("OcclusionCulling.cfg");
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| 184 | mSceneMgr->setWorldGeometry(occlusion_cfg);
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[2267] | 185 |
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[1450] | 186 | //createPostproc();
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[1629] | 187 | OgreIlluminationManager::getSingleton().setBlurShadowMap(true);
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| 188 | OgreIlluminationManager::getSingleton().setUseLISPSM(false);
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| 189 |
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[1450] | 190 | OgreIlluminationManager::getSingleton().setMainCamera(mCamera);
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| 191 | OgreIlluminationManager::getSingleton().setMainViewport(mWindow->getViewport(0));
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| 192 |
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| 193 | OgreIlluminationManager::getSingleton().setMaxJoinRadius(420);
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| 194 |
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| 195 | Root::getSingleton()._setCurrentSceneManager(mSceneMgr);
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| 196 |
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| 197 | mCamera->setPosition(0,100,240);
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| 198 | mCamera->setFOVy(Radian(Degree(80)));
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| 199 | //mCamera->setFarClipDistance(1000);
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| 200 | // Set ambient light
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| 201 | mSceneMgr->setAmbientLight(ColourValue(1, 1, 1));
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| 202 |
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| 203 | // Skybox
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[1691] | 204 | mSceneMgr->setSkyBox(true, "Examples/EveningSkyBox");
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[1490] | 205 |
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[1450] | 206 | SceneNode* rootNode = mSceneMgr->getRootSceneNode();
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| 207 |
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[1691] | 208 | Entity* sphere = mSceneMgr->createEntity("sphere", "head.mesh");
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[2201] | 209 |
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| 210 | // Material* mat = (Material*) MaterialManager::getSingleton().getByName("GTP/Caustic/Glass").getPointer();
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| 211 | // Material* newMat = mat->clone(mat->getName() + "_new").getPointer();
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| 212 |
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[2267] | 213 | sphere->setMaterialName("GTP/Caustic/Glass_PointSprite");
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[1450] | 214 | sphereNode = rootNode->createChildSceneNode();
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[1691] | 215 | //sphereNode->setScale(0.1, 0.1, 0.1);//sphere
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[1450] | 216 | sphereNode->setPosition(0, 50, 0);
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| 217 | sphereNode->attachObject(sphere);
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| 218 | sphereNode->_updateBounds();
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| 219 |
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[1691] | 220 | Entity* room = mSceneMgr->createEntity("room", "atlascube.mesh");
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[2201] | 221 | // mat = (Material*) MaterialManager::getSingleton().getByName("TestPlane").getPointer();
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| 222 | // newMat = mat->clone(mat->getName() + "_new").getPointer();
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| 223 |
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[1691] | 224 | room->setMaterialName("TestPlane");
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| 225 | SceneNode *roomNode = rootNode->createChildSceneNode();
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| 226 | //roomNode->setScale(0.1, 0.1, 0.1);
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| 227 | roomNode->setPosition(0, 50, 0);
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| 228 | roomNode->attachObject(room);
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| 229 |
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[1629] | 230 |
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[1450] | 231 | Light* mainLight = mSceneMgr->createLight("MainLight");
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[1629] | 232 | light = mainLight;
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[1691] | 233 | mainLight->setType(Light::LT_POINT);
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[1450] | 234 | mainLight->setDiffuseColour(ColourValue::White);
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| 235 | mainLight->setSpecularColour(ColourValue::White);
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| 236 | mainLightNode = rootNode->createChildSceneNode();
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| 237 | mainLightNode->setPosition(100,100,0);
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| 238 | //mainLight->setPosition(mainLightNode->getWorldPosition());
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| 239 | mainLightNode->attachObject(mainLight);
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| 240 | BillboardSet* bbs = mSceneMgr->createBillboardSet("bb", 1);
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| 241 | bbs->setDefaultDimensions(10,10);
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| 242 | bbs->createBillboard(Vector3::ZERO, ColourValue::White);
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| 243 | bbs->setMaterialName("Flare");
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| 244 | mainLightNode->attachObject(bbs);
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[2163] | 245 |
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[1691] | 246 | //createPlane("ground", "TestPlane", Vector3(0,0,0), Vector2(500,500));
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[1450] | 247 | OgreIlluminationManager::getSingleton().initTechniques();
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[2175] | 248 | }
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[1450] | 249 | void createPlane(Ogre::String _name, Ogre::String _material, Ogre::Vector3 _pos, Ogre::Vector2 _size, Ogre::Vector2 _subdivisions = Ogre::Vector2(1,1)) {
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| 250 |
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| 251 | Plane _plane;
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| 252 | _plane.normal = Vector3::UNIT_Y;
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| 253 | _plane.d = 0;
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| 254 |
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| 255 |
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| 256 | MeshManager::getSingleton().createPlane(_name + ".plane",
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| 257 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME,
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| 258 | _plane,_size.x,_size.y,1,1,true,1,_subdivisions.x,_subdivisions.y,Vector3::UNIT_Z);
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| 259 |
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| 260 | Entity *_entity = mSceneMgr->createEntity(_name + ".entity", _name + ".plane");
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| 261 | _entity->setMaterialName(_material);
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| 262 |
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| 263 | SceneNode* _node = mSceneMgr->getRootSceneNode()->createChildSceneNode(_name + ".node");
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| 264 | _node->attachObject(_entity);
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| 265 | _node->setPosition(_pos);
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| 266 | }
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| 267 |
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| 268 |
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| 269 |
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| 270 | void createFrameListener(void)
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| 271 | {
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| 272 | // This is where we instantiate our own frame listener
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| 273 | mFrameListener= new RaytraceDemoListener(mWindow,
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| 274 | mCamera,
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| 275 | mainLightNode,
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[1629] | 276 | sphereNode,
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| 277 | light
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[1450] | 278 | );
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[1629] | 279 | mFrameListener->setPriority(1);
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| 280 | OgreIlluminationManager::getSingleton().setPriority(2);
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[1487] | 281 | mRoot->addFrameListener(&OgreIlluminationManager::getSingleton());
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| 282 | mRoot->addFrameListener(mFrameListener);
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| 283 |
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[1450] | 284 | }
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| 285 |
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| 286 | };
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| 287 |
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