1 | /**
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2 | \file
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3 | TestCullingTerrainApplication.cpp
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4 | \brief
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5 | Tests the visibility culling algorithm
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6 | */
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7 |
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8 | #include <OgreNoMemoryMacros.h>
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9 | #include <CEGUI/CEGUI.h>
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10 | #include <../CEGUIRenderer/include/OgreCEGUIRenderer.h>
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11 | #include <../CEGUIRenderer/include/OgreCEGUIResourceProvider.h>
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12 | #include <../CEGUIRenderer/include/OgreCEGUITexture.h>
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13 | #include <OgreMemoryMacros.h>
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14 |
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15 | #include <Ogre.h>
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16 | #include "OgreReferenceAppLayer.h"
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17 | //#include "OgreRefAppWorld.h"
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18 | #include "TestCullingTerrainApplication.h"
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19 |
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20 | #define WIN32_LEAN_AND_MEAN
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21 | #include <windows.h>
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22 |
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23 | #define VIZ_VIEWPORT_Z_ORDER 10
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24 |
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25 | /*******************************************************/
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26 | /* TestCullingTerrainApplication implementation */
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27 | /*******************************************************/
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28 |
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29 | //-----------------------------------------------------------------------
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30 | TestCullingTerrainApplication::~TestCullingTerrainApplication()
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31 | {
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32 | if(mTerrainContentGenerator)
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33 | delete mTerrainContentGenerator;
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34 | //if(mRenderTargetListener) delete mRenderTargetListener;
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35 | }
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36 | //-----------------------------------------------------------------------
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37 | void TestCullingTerrainApplication::createCamera()
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38 | {
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39 | // create the camera
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40 | mCamera = mSceneMgr->createCamera("PlayerCam");
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41 |
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42 | /** set a nice viewpoint
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43 | * we use a camera node here and apply all transformations on it instead
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44 | * of applying all transformations directly to the camera
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45 | * because then the camera is displayed correctly in the visualization
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46 | */
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47 |
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48 | mCamNode = mSceneMgr->getRootSceneNode()->createChildSceneNode(
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49 | "CamNode1", Vector3(707, 5000, 528));
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50 | //mCamera->setPosition(707, 5000, 528);
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51 | mCamNode->setOrientation(Quaternion(-0.3486, 0.0122, 0.9365, 0.0329));
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52 |
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53 | mCamNode->attachObject(mCamera);
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54 |
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55 | //-- create visualization camera
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56 | mVizCamera = mSceneMgr->createCamera("VizCam");
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57 | mVizCamera->setPosition(mCamNode->getPosition());
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58 |
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59 | mVizCamera->setNearClipDistance(1);
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60 | mCamera->setNearClipDistance(1);
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61 |
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62 | // infinite far plane?
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63 | if (mRoot->getRenderSystem()->getCapabilities()->hasCapability(RSC_INFINITE_FAR_PLANE))
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64 | {
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65 | mVizCamera->setFarClipDistance(0);
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66 | mCamera->setFarClipDistance(0);
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67 | }
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68 | else
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69 | {
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70 | mVizCamera->setFarClipDistance(20000);
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71 | mCamera->setFarClipDistance(20000);
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72 | }
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73 | }
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74 |
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75 | //-----------------------------------------------------------------------
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76 | bool TestCullingTerrainApplication::setup()
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77 | {
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78 | bool result = ExampleApplication::setup();
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79 |
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80 | createRenderTargetListener();
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81 |
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82 | return result;
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83 | }
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84 | //-----------------------------------------------------------------------
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85 | void TestCullingTerrainApplication::createRenderTargetListener()
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86 | {
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87 | mWindow->addListener(new VisualizationRenderTargetListener(mSceneMgr));
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88 | }
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89 | //-----------------------------------------------------------------------
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90 | void TestCullingTerrainApplication::createScene()
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91 | {
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92 | // Set ambient light
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93 | mSceneMgr->setAmbientLight(ColourValue(0.5, 0.5, 0.5));
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94 |
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95 | // Create a light
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96 | Light* l = mSceneMgr->createLight("MainLight");
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97 | // Accept default settings: point light, white diffuse, just set position
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98 | // NB I could attach the light to a SceneNode if I wanted it to move automatically with
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99 | // other objects, but I don't
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100 | l->setPosition(20,80,50);
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101 |
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102 | // --Fog
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103 | // NB it's VERY important to set this before calling setWorldGeometry
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104 | // because the vertex program picked will be different
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105 | ColourValue fadeColour(0.93, 0.86, 0.76);
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106 | mWindow->getViewport(0)->setBackgroundColour(fadeColour);
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107 | //mSceneMgr->setFog( FOG_LINEAR, fadeColour, .001, 500, 1000);
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108 |
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109 | // Create a skybox
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110 | mSceneMgr->setSkyBox(true, "Examples/SpaceSkyBox", 5000, false);
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111 |
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112 | std::string terrain_cfg("terrain.cfg");
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113 | #if OGRE_PLATFORM == OGRE_PLATFORM_APPLE
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114 | terrain_cfg = mResourcePath + terrain_cfg;
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115 | #endif
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116 | mSceneMgr->setWorldGeometry(terrain_cfg);
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117 |
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118 | //-- CEGUI setup
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119 | setupGui();
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120 |
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121 | //-- terrain content setup
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122 |
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123 | // HACK: necessary to call once before the content creation for
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124 | // terrain initialisation
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125 | mSceneMgr->_renderScene(mCamera, mWindow->getViewport(0), true);
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126 |
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127 | mTerrainContentGenerator = new TerrainContentGenerator(mSceneMgr);
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128 | mTerrainContentGenerator->SetMaxPos(Vector3(3000.0f, 5000.0f, 3000.0f));
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129 |
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130 | mTerrainContentGenerator->GenerateScene(1500, "robot.mesh");
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131 | // mTerrainContentGenerator->GenerateScene(500, "ninja.mesh");
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132 |
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133 | // no limitations needed anymore: the user can set
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134 | // objects also on peaks of terrain
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135 | mTerrainContentGenerator->SetMaxHeight(5000);
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136 | }
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137 | //-----------------------------------------------------------------------
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138 | void TestCullingTerrainApplication::setupGui()
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139 | {
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140 | mGUIRenderer = new CEGUI::OgreCEGUIRenderer(mWindow, Ogre::RENDER_QUEUE_OVERLAY,
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141 | false, 3000, ST_EXTERIOR_CLOSE);
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142 | mGUISystem = new CEGUI::System(mGUIRenderer);
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143 |
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144 | // Mouse
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145 | CEGUI::SchemeManager::getSingleton().loadScheme((CEGUI::utf8*)"TaharezLook.scheme");
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146 | CEGUI::MouseCursor::getSingleton().setImage("TaharezLook", "MouseArrow");
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147 | mGUISystem->setDefaultMouseCursor(
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148 | (CEGUI::utf8*)"TaharezLook", (CEGUI::utf8*)"MouseArrow");
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149 |
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150 | CEGUI::MouseCursor::getSingleton().show();
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151 | }
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152 | //-----------------------------------------------------------------------
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153 | void TestCullingTerrainApplication::createFrameListener()
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154 | {
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155 | mFrameListener= new MouseQueryListener(mWindow, mCamera, mSceneMgr,
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156 | mGUIRenderer, mTerrainContentGenerator, mVizCamera, mCamNode);
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157 | mFrameListener->showDebugOverlay(true);
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158 | mRoot->addFrameListener(mFrameListener);
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159 | }
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160 | //-----------------------------------------------------------------------
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161 | void TestCullingTerrainApplication::chooseSceneManager()
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162 | {
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163 | mSceneMgr = mRoot->getSceneManager(ST_EXTERIOR_CLOSE);
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164 | }
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165 | /***********************************************/
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166 | /* MouseQueryListener implementation */
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167 | /***********************************************/
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168 | //-----------------------------------------------------------------------
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169 | MouseQueryListener::MouseQueryListener(RenderWindow* win, Camera* cam,
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170 | SceneManager *sceneManager,
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171 | CEGUI::Renderer *renderer,
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172 | TerrainContentGenerator *sceneGenerator,
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173 | Camera *vizCamera,
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174 | SceneNode *camNode):
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175 | ExampleFrameListener(win, cam, false, true),
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176 | mGUIRenderer(renderer),
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177 | mShutdownRequested(false),
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178 | mLMouseDown(false),
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179 | mRMouseDown(false),
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180 | mSceneMgr(sceneManager),
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181 | mCurrentObject(NULL),
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182 | mTerrainContentGenerator(sceneGenerator),
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183 | mVisibilityThreshold(0),
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184 | mCurrentAlgorithm(GtpVisibility::VisibilityEnvironment::COHERENT_HIERARCHICAL_CULLING),
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185 | mShowOctree(false),
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186 | mUseVisibilityCulling(true),
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187 | mUseOptimization(true),
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188 | mVizCamera(vizCamera),
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189 | mShowVisualization(false),
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190 | mRenderNodesForViz(false),
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191 | mVizCameraHeight(Real(2500.0)),
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192 | mCamNode(camNode),
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193 | mCullCamera(false),
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194 | mState(WALKTHROUGH),
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195 | mCurrentFrame(1)
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196 | {
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197 | // Reduce move speed
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198 | mMoveSpeed = 50;
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199 | mRotateSpeed *= 2;
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200 |
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201 | // Register this so that we get mouse events.
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202 | mEventProcessor->addMouseListener(this);
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203 | mEventProcessor->addMouseMotionListener(this);
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204 | mEventProcessor->addKeyListener(this);
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205 |
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206 | mRayQueryExecutor = new RayQueryExecutor(mSceneMgr);
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207 |
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208 | // show overlay
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209 | Overlay* pOver = OverlayManager::getSingleton().getByName("Example/VisibilityDemoOverlay");
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210 |
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211 | mAlgorithmInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/AlgorithmInfo");
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212 | mThresholdInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/ThresholdInfo");
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213 |
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214 | mFrustumCulledNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/FrustumCulledNodesInfo");
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215 | mQueryCulledNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/QueryCulledNodesInfo");
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216 | mTraversedNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/TraversedNodesInfo");
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217 | mHierarchyNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/HierarchyNodesInfo");
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218 | mRenderedNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/RenderedNodesInfo");
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219 | mObjectsInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/ObjectsInfo");
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220 | mUseOptimizationInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/UseOptimizationInfo");
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221 | mQueriesIssuedInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/QueriesIssuedInfo");
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222 |
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223 | mAlgorithmInfo->setCaption(": " + mCurrentAlgorithmCaptions[mCurrentAlgorithm]);
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224 | mThresholdInfo->setCaption(": 0");
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225 | mFrustumCulledNodesInfo->setCaption(": 0");
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226 | mQueryCulledNodesInfo->setCaption(": 0");
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227 | mTraversedNodesInfo->setCaption(": 0");
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228 | mHierarchyNodesInfo->setCaption(": 0");
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229 | mRenderedNodesInfo->setCaption(": 0");
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230 | mObjectsInfo->setCaption(": 0");
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231 | mUseOptimizationInfo->setCaption(": true");
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232 | mQueriesIssuedInfo->setCaption(": 0");
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233 |
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234 | setAlgorithm(mCurrentAlgorithm);
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235 |
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236 | mSceneMgr->setOption("UseOptimization", &mUseOptimization);
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237 | mSceneMgr->setOption("UseVisibilityCulling", &mUseVisibilityCulling);
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238 | mSceneMgr->setOption("ShowOctree", &mShowOctree);
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239 | mSceneMgr->setOption("CullCamera", &mCullCamera);
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240 | mSceneMgr->setOption("ShowVisualization", &mShowVisualization);
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241 | mSceneMgr->setOption("RenderNodesForViz", &mRenderNodesForViz);
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242 |
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243 | pOver->show();
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244 | }
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245 | //-----------------------------------------------------------------------
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246 | MouseQueryListener::~MouseQueryListener()
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247 | {
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248 | delete mRayQueryExecutor;
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249 | }
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250 | //-----------------------------------------------------------------------
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251 | void MouseQueryListener::mouseMoved(MouseEvent *e)
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252 | {
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253 | // Update CEGUI with the mouse motion
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254 | CEGUI::System::getSingleton().injectMouseMove(e->getRelX() *
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255 | mGUIRenderer->getWidth(), e->getRelY() * mGUIRenderer->getHeight());
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256 | }
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257 | //-----------------------------------------------------------------------
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258 | void MouseQueryListener::mousePressed(MouseEvent* e)
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259 | {
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260 | // Left mouse button down
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261 | if (e->getButtonID() & InputEvent::BUTTON0_MASK)
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262 | {
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263 | CEGUI::MouseCursor::getSingleton().hide();
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264 |
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265 | // Setup the ray scene query
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266 | Ray mouseRay = mCamera->getCameraToViewportRay(e->getX(), e->getY());
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267 |
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268 | Vector3 queryResult;
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269 |
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270 | // Get results, create a node/entity on the position
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271 | mCurrentObject = mTerrainContentGenerator->GenerateSceneObject(
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272 | mouseRay.getOrigin(), mouseRay.getDirection(), "robot.mesh");
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273 |
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274 | mLMouseDown = true;
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275 | }
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276 | // Right mouse button down
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277 | else if (e->getButtonID() & InputEvent::BUTTON1_MASK)
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278 | {
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279 | CEGUI::MouseCursor::getSingleton().hide();
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280 | mRMouseDown = true;
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281 | }
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282 | } // mousePressed
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283 | //-----------------------------------------------------------------------
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284 | void MouseQueryListener::mouseReleased(MouseEvent* e)
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285 | {
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286 | // Left mouse button up
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287 | if (e->getButtonID() & InputEvent::BUTTON0_MASK)
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288 | {
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289 | CEGUI::MouseCursor::getSingleton().show();
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290 | mLMouseDown = false;
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291 | }
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292 | // Right mouse button up
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293 | else if (e->getButtonID() & InputEvent::BUTTON1_MASK)
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294 | {
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295 | CEGUI::MouseCursor::getSingleton().show();
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296 | mRMouseDown = false;
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297 | }
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298 | }
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299 | //-----------------------------------------------------------------------
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300 | void MouseQueryListener::mouseDragged(MouseEvent *e)
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301 | {
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302 | // If we are dragging the left mouse button.
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303 | if (mLMouseDown)
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304 | {
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305 | Vector3 queryResult;
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306 | Ray mouseRay = mCamera->getCameraToViewportRay(e->getX(), e->getY());
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307 |
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308 | if (mRayQueryExecutor->executeRayQuery(&queryResult, mouseRay))
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309 | {
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310 | if (mCurrentObject)
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311 | {
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312 | mCurrentObject->setPosition(queryResult);
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313 | }
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314 | }
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315 | }
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316 | // If we are dragging the right mouse button.
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317 | if (mRMouseDown)
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318 | {
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319 | //mCamera->yaw(-e->getRelX() * mRotateSpeed);
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320 | //mCamera->pitch(-e->getRelY() * mRotateSpeed);
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321 | mCamNode->yaw(-e->getRelX() * mRotateSpeed);
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322 | mCamNode->pitch(-e->getRelY() * mRotateSpeed);
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323 | }
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324 | }
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325 | //-----------------------------------------------------------------------
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326 | bool MouseQueryListener::frameStarted(const FrameEvent &evt)
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327 | {
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328 | switch (mState)
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329 | {
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330 | case REPLAY:
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331 | SetCurrentCameraPath(mCamNode);
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332 | mCamNode->setPosition(mCameraPath[mCurrentFrame].position);
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333 | mCamNode->setOrientation(mCameraPath[mCurrentFrame].orientation);
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334 | (mCurrentFrame++) % mCameraPath.size();
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335 | break;
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336 | case WALKTHROUGH:
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337 | Clamp2Terrain();
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338 |
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339 | case RECORD:
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340 | AddCameraPath(mCamNode);
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341 | break;
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342 | default:
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343 | break;
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344 | };
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345 |
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346 | if (mShowVisualization)
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347 | {
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348 | // important for visualization => draw octree bounding boxes
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349 | mSceneMgr->setOption("ShowOctree", &mShowVisualization);
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350 | // also render geometry?
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351 | mSceneMgr->setOption("RenderNodesForViz", &mRenderNodesForViz);
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352 |
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353 | // -- setup visualization camera
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354 | mVizCamera->setPosition(0, 0, 0);
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355 | mVizCamera->setOrientation(Quaternion::IDENTITY);
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356 |
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357 | Vector3 camPos = mCamNode->getPosition();
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358 | mVizCamera->setPosition(camPos.x, mVizCameraHeight, camPos.z);
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359 |
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360 | // Point down -Z axis
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361 | mVizCamera->pitch(Radian(Degree(270.0)));
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362 |
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363 | // Rotation arounnd X axis
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364 | mVizCamera->yaw(Math::ATan2(-mCamera->getDerivedDirection().x,
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365 | -mCamera->getDerivedDirection().z));
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366 |
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367 | mVizCamera->moveRelative(Vector3(0, 800, 0));
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368 | }
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369 |
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370 | return ExampleFrameListener::frameStarted(evt);
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371 | }
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372 | //-----------------------------------------------------------------------
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373 | void MouseQueryListener::Clamp2Terrain()
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374 | {
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375 | // clamp to terrain
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376 | Vector3 camPos = mCamNode->getPosition();
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377 | Vector3 queryResult;
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378 |
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379 | if (mRayQueryExecutor->executeRayQuery(&queryResult,
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380 | Vector3(camPos.x, 5000.0f, camPos.z), Vector3::NEGATIVE_UNIT_Y))
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381 | {
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382 | mCamNode->setPosition(camPos.x, queryResult.y + 10, camPos.z);
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383 | }
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384 | }
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385 | //-----------------------------------------------------------------------
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386 | bool MouseQueryListener::frameEnded(const FrameEvent& evt)
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387 | {
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388 | if (mShutdownRequested)
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389 | return false;
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390 |
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391 | if (timeDelay >= 0)
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392 | timeDelay -= evt.timeSinceLastFrame;
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393 |
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394 | KEY_PRESSED(KC_SPACE, 0.3, nextAlgorithm());
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395 |
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396 | KEY_PRESSED(KC_O, 0.3, toggleUseOptimization());
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397 | KEY_PRESSED(KC_T, 0.3, toggleShowOctree());
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398 | KEY_PRESSED(KC_C, 0.3, toggleUseVisibilityCulling());
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399 | KEY_PRESSED(KC_1, 0.3, toggleShowViz());
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400 | KEY_PRESSED(KC_2, 0.3, toggleRenderNodesForViz());
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401 | KEY_PRESSED(KC_SUBTRACT, 0, changeThreshold(-10));
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402 | KEY_PRESSED(KC_ADD, 0, changeThreshold(10));
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403 | KEY_PRESSED(KC_3, 0, zoomVizCamera(50));
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404 | KEY_PRESSED(KC_4, 0, zoomVizCamera(-50));
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405 | KEY_PRESSED(KC_F1, 0, setState(RECORD));
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406 | KEY_PRESSED(KC_F2, 0, setState(REPLAY));
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407 | KEY_PRESSED(KC_F3, 0, setState(WALKTHROUGH));
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408 | updateStats();
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409 |
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410 | return ExampleFrameListener::frameStarted(evt) && ExampleFrameListener::frameEnded(evt);
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411 | }
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412 | void MouseQueryListener::moveCamera()
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413 | {
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414 | mCamNode->yaw(mRotX);
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415 | mCamNode->pitch(mRotY);
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416 | mCamNode->translate(mCamNode->getLocalAxes(), mTranslateVector);
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417 | }
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418 | //-----------------------------------------------------------------------
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419 | void MouseQueryListener::changeThreshold(int incr)
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420 | {
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421 | mVisibilityThreshold += incr;
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422 | if(mVisibilityThreshold < 0) mVisibilityThreshold = 0;
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423 |
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424 | char str[100]; sprintf(str,": %d", mVisibilityThreshold);
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425 |
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426 | mSceneMgr->setOption("Threshold", &mVisibilityThreshold);
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427 | mThresholdInfo->setCaption(str);
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428 | }
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429 | //-----------------------------------------------------------------------
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430 | bool MouseQueryListener::processUnbufferedKeyInput(const FrameEvent& evt)
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431 | {
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432 | if (mInputDevice->isKeyDown(KC_RIGHT))
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433 | {
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434 | mCamNode->yaw(-mRotScale);
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435 | return true;
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436 | }
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437 | if (mInputDevice->isKeyDown(KC_LEFT))
|
---|
438 | {
|
---|
439 | mCamNode->yaw(mRotScale);
|
---|
440 | return true;
|
---|
441 | }
|
---|
442 |
|
---|
443 | return ExampleFrameListener::processUnbufferedKeyInput(evt);
|
---|
444 | }
|
---|
445 | //-----------------------------------------------------------------------
|
---|
446 | void MouseQueryListener::zoomVizCamera(int zoom)
|
---|
447 | {
|
---|
448 | mVizCameraHeight += zoom;
|
---|
449 | if(mVizCameraHeight < 0) mVizCameraHeight = 0;
|
---|
450 | }
|
---|
451 | //-----------------------------------------------------------------------
|
---|
452 | void MouseQueryListener::nextAlgorithm()
|
---|
453 | {
|
---|
454 | mCurrentAlgorithm = ++mCurrentAlgorithm %
|
---|
455 | GtpVisibility::VisibilityEnvironment::NUM_CULLING_MANAGERS,
|
---|
456 |
|
---|
457 | setAlgorithm(mCurrentAlgorithm);
|
---|
458 | }
|
---|
459 | //-----------------------------------------------------------------------
|
---|
460 | void MouseQueryListener::setAlgorithm(int algorithm)
|
---|
461 | {
|
---|
462 | mAlgorithmInfo->setCaption(": " + mCurrentAlgorithmCaptions[mCurrentAlgorithm]);
|
---|
463 | mSceneMgr->setOption("Algorithm", &mCurrentAlgorithm);
|
---|
464 | }
|
---|
465 | //-----------------------------------------------------------------------
|
---|
466 | void MouseQueryListener::updateStats()
|
---|
467 | {
|
---|
468 | unsigned int opt = 0;
|
---|
469 | char str[100];
|
---|
470 |
|
---|
471 | mSceneMgr->getOption("NumFrustumCulledNodes", &opt); sprintf(str,": %d", opt);
|
---|
472 | mFrustumCulledNodesInfo->setCaption(str);
|
---|
473 |
|
---|
474 | mSceneMgr->getOption("NumQueriesIssued", &opt); sprintf(str,": %d", opt);
|
---|
475 | mQueriesIssuedInfo->setCaption(str);
|
---|
476 |
|
---|
477 | mSceneMgr->getOption("NumQueryCulledNodes", &opt); sprintf(str,": %d", opt);
|
---|
478 | mQueryCulledNodesInfo->setCaption(str);
|
---|
479 |
|
---|
480 | mSceneMgr->getOption("NumTraversedNodes", &opt); sprintf(str,": %d", opt);
|
---|
481 | mTraversedNodesInfo->setCaption(str);
|
---|
482 |
|
---|
483 | mSceneMgr->getOption("NumHierarchyNodes", &opt); sprintf(str,": %d", opt);
|
---|
484 | mHierarchyNodesInfo->setCaption(str);
|
---|
485 |
|
---|
486 | mSceneMgr->getOption("NumRenderedNodes", &opt); sprintf(str,": %d", opt);
|
---|
487 | mRenderedNodesInfo->setCaption(str);
|
---|
488 |
|
---|
489 | sprintf(str,": %d", mTerrainContentGenerator->GetObjectCount());
|
---|
490 | mObjectsInfo->setCaption(str);
|
---|
491 | }
|
---|
492 | //-----------------------------------------------------------------------
|
---|
493 | void MouseQueryListener::toggleUseOptimization()
|
---|
494 | {
|
---|
495 | mUseOptimization = !mUseOptimization;
|
---|
496 |
|
---|
497 | mSceneMgr->setOption("UseOptimization", &mUseOptimization);
|
---|
498 |
|
---|
499 | if (mUseOptimization)
|
---|
500 | mUseOptimizationInfo->setCaption(": true");
|
---|
501 | else
|
---|
502 | mUseOptimizationInfo->setCaption(": false");
|
---|
503 | }
|
---|
504 | //-----------------------------------------------------------------------
|
---|
505 | void MouseQueryListener::toggleShowOctree()
|
---|
506 | {
|
---|
507 | mShowOctree = !mShowOctree;
|
---|
508 |
|
---|
509 | mSceneMgr->setOption("ShowOctree", &mShowOctree);
|
---|
510 | }
|
---|
511 | //-----------------------------------------------------------------------
|
---|
512 | void MouseQueryListener::toggleUseVisibilityCulling()
|
---|
513 | {
|
---|
514 | mUseVisibilityCulling = !mUseVisibilityCulling;
|
---|
515 |
|
---|
516 | mSceneMgr->setOption("UseVisibilityCulling", &mUseVisibilityCulling);
|
---|
517 | }
|
---|
518 | //-----------------------------------------------------------------------
|
---|
519 | void MouseQueryListener::toggleShowViz()
|
---|
520 | {
|
---|
521 | mShowVisualization = !mShowVisualization;
|
---|
522 |
|
---|
523 | // create viewport with priority VIZ_VIEWPORT_Z_ORDER:
|
---|
524 | // will be rendered over standard viewport
|
---|
525 | if (mShowVisualization)
|
---|
526 | {
|
---|
527 | Viewport *vizvp = mWindow->addViewport(mVizCamera,
|
---|
528 | VIZ_VIEWPORT_Z_ORDER, 0.6, 0.6, 0.4, 0.4);
|
---|
529 |
|
---|
530 | vizvp->setBackgroundColour(ColourValue(0.0, 0.3, 0.2, 1));
|
---|
531 |
|
---|
532 | vizvp->setOverlaysEnabled(false);
|
---|
533 | // Alter the camera aspect ratio to match the viewport
|
---|
534 | mVizCamera->setAspectRatio(Real(vizvp->getActualWidth()) /
|
---|
535 | Real(vizvp->getActualHeight()));
|
---|
536 | //vizvp->setClearEveryFrame(false);
|
---|
537 |
|
---|
538 | // Create a skyplane (for visualization background)
|
---|
539 | /*
|
---|
540 | Plane plane;
|
---|
541 | plane.d = -1000;
|
---|
542 | plane.normal = Vector3::UNIT_Y;
|
---|
543 | mSceneMgr->setSkyPlane(true, plane, "Examples/TransparentTest", 4000, 75, false);
|
---|
544 | */
|
---|
545 |
|
---|
546 | }
|
---|
547 | else
|
---|
548 | {
|
---|
549 | mWindow->removeViewport(VIZ_VIEWPORT_Z_ORDER);
|
---|
550 | // if octree was enabled for visualization purpose
|
---|
551 | mSceneMgr->setOption("ShowOctree", &mShowOctree);
|
---|
552 | }
|
---|
553 | }
|
---|
554 | //-----------------------------------------------------------------------
|
---|
555 | void MouseQueryListener::toggleRenderNodesForViz()
|
---|
556 | {
|
---|
557 | mRenderNodesForViz = !mRenderNodesForViz;
|
---|
558 |
|
---|
559 | mSceneMgr->setOption("RenderNodesForViz", &mRenderNodesForViz);
|
---|
560 | }
|
---|
561 | //-----------------------------------------------------------------------
|
---|
562 | void MouseQueryListener::keyPressed(KeyEvent* e)
|
---|
563 | {
|
---|
564 | if(e->getKey() == KC_ESCAPE)
|
---|
565 | {
|
---|
566 | mShutdownRequested = true;
|
---|
567 | e->consume();
|
---|
568 | return;
|
---|
569 | }
|
---|
570 |
|
---|
571 | CEGUI::System::getSingleton().injectKeyDown(e->getKey());
|
---|
572 | CEGUI::System::getSingleton().injectChar(e->getKeyChar());
|
---|
573 | e->consume();
|
---|
574 | }
|
---|
575 | //-----------------------------------------------------------------------
|
---|
576 | void MouseQueryListener::keyReleased(KeyEvent* e)
|
---|
577 | {
|
---|
578 | CEGUI::System::getSingleton().injectKeyUp(e->getKey());
|
---|
579 | e->consume();
|
---|
580 | }
|
---|
581 | //-----------------------------------------------------------------------
|
---|
582 | void MouseQueryListener::keyClicked(KeyEvent* e)
|
---|
583 | {
|
---|
584 | // Do nothing
|
---|
585 | e->consume();
|
---|
586 | }
|
---|
587 | //-----------------------------------------------------------------------
|
---|
588 | void MouseQueryListener::AddCameraPath(SceneNode *camNode)
|
---|
589 | {
|
---|
590 | frame_info info;
|
---|
591 | info.orientation = mCamNode->getOrientation();
|
---|
592 | info.position = mCamNode->getPosition();
|
---|
593 | mCameraPath.push_back(info);
|
---|
594 | }
|
---|
595 | //-----------------------------------------------------------------------
|
---|
596 | void MouseQueryListener::SetCurrentCameraPath(SceneNode *camNode)
|
---|
597 | {
|
---|
598 | mCamNode->setPosition(mCameraPath[mCurrentFrame].position);
|
---|
599 | mCamNode->setOrientation(mCameraPath[mCurrentFrame].orientation);
|
---|
600 | (mCurrentFrame++) % mCameraPath.size();
|
---|
601 | }
|
---|
602 |
|
---|
603 | /**************************************************************/
|
---|
604 | /* VisualizationRenderTargetListener implementation */
|
---|
605 | /**************************************************************/
|
---|
606 |
|
---|
607 | VisualizationRenderTargetListener::VisualizationRenderTargetListener(SceneManager *sceneMgr)
|
---|
608 | :RenderTargetListener(), mSceneMgr(sceneMgr)
|
---|
609 | {
|
---|
610 | }
|
---|
611 | //-----------------------------------------------------------------------
|
---|
612 | void VisualizationRenderTargetListener::preViewportUpdate(const RenderTargetViewportEvent &evt)
|
---|
613 | {
|
---|
614 | const bool showViz = evt.source->getZOrder() == VIZ_VIEWPORT_Z_ORDER; // visualization viewport
|
---|
615 | const bool nShowViz = !showViz;
|
---|
616 |
|
---|
617 | mSceneMgr->setOption("ShowVisualization", &showViz);
|
---|
618 | mSceneMgr->setOption("SkyBoxEnabled", &nShowViz);
|
---|
619 | //mSceneMgr->setOption("SkyPlaneEnabled", &showViz);
|
---|
620 |
|
---|
621 | RenderTargetListener::preViewportUpdate(evt);
|
---|
622 | }
|
---|
623 | //-----------------------------------------------------------------------
|
---|
624 | void VisualizationRenderTargetListener::postRenderTargetUpdate(const RenderTargetEvent &evt)
|
---|
625 | {
|
---|
626 | RenderTargetListener::postRenderTargetUpdate(evt);
|
---|
627 | }
|
---|
628 | //-----------------------------------------------------------------------
|
---|
629 | INT WINAPI WinMain( HINSTANCE hInst, HINSTANCE, LPSTR strCmdLine, INT )
|
---|
630 | {
|
---|
631 | // Create application object
|
---|
632 | TestCullingTerrainApplication app;
|
---|
633 |
|
---|
634 | try
|
---|
635 | {
|
---|
636 | app.go();
|
---|
637 | }
|
---|
638 | catch( Ogre::Exception& e )
|
---|
639 | {
|
---|
640 | MessageBox( NULL, e.getFullDescription().c_str(),
|
---|
641 | "An exception has occured!", MB_OK | MB_ICONERROR | MB_TASKMODAL);
|
---|
642 | }
|
---|
643 |
|
---|
644 | return 0;
|
---|
645 | } |
---|