1 | #include <OgreNoMemoryMacros.h>
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2 | #include <CEGUI/CEGUI.h>
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3 | #include <../CEGUIRenderer/include/OgreCEGUIRenderer.h>
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4 | #include <../CEGUIRenderer/include/OgreCEGUIResourceProvider.h>
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5 | #include <../CEGUIRenderer/include/OgreCEGUITexture.h>
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6 | #include <OgreMemoryMacros.h>
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7 |
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8 | #include <Ogre.h>
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9 | //#include "OgreReferenceAppLayer.h"
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10 | //#include "OgreRefAppWorld.h"
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11 | #include "TestCullingTerrainApplication.h"
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12 |
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13 |
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14 | #define WIN32_LEAN_AND_MEAN
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15 | #include <windows.h>
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16 |
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17 | /*******************************************************/
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18 | /* TestCullingTerrainApplication implementation */
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19 | /*******************************************************/
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20 |
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21 | //-----------------------------------------------------------------------
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22 | TestCullingTerrainApplication::~TestCullingTerrainApplication()
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23 | {
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24 | if(mTerrainContentGenerator)
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25 | delete mTerrainContentGenerator;
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26 | //if(mRenderTargetListener) delete mRenderTargetListener;
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27 | }
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28 | //-----------------------------------------------------------------------
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29 | void TestCullingTerrainApplication::createCamera()
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30 | {
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31 | // create the camera
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32 | mCamera = mSceneMgr->createCamera("PlayerCam");
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33 |
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34 | /** set a nice viewpoint
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35 | * we use a camera node here and apply all transformations on it instead
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36 | * of applying all transformations directly to the camera
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37 | * because then the camera is displayed correctly in the visualization
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38 | */
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39 | mCamNode = mSceneMgr->getRootSceneNode()->createChildSceneNode(
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40 | "CamNode1", Vector3(707, 5000, 528));
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41 | //mCamera->setPosition(707, 5000, 528);
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42 | mCamNode->setOrientation(Quaternion(-0.3486, 0.0122, 0.9365, 0.0329));
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43 | mCamNode->attachObject(mCamera);
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44 |
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45 | //-- create visualization camera
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46 | mVizCamera = mSceneMgr->createCamera("VizCam");
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47 | mVizCamera->setPosition(mCamNode->getPosition());
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48 |
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49 | mVizCamera->setNearClipDistance(1);
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50 | mCamera->setNearClipDistance(1);
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51 |
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52 | // infinite far plane?
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53 | if (mRoot->getRenderSystem()->getCapabilities()->hasCapability(RSC_INFINITE_FAR_PLANE))
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54 | {
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55 | mVizCamera->setFarClipDistance(0);
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56 | mCamera->setFarClipDistance(0);
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57 | }
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58 | else
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59 | {
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60 | mVizCamera->setFarClipDistance(20000);
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61 | mCamera->setFarClipDistance(20000);
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62 | }
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63 | }
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64 |
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65 | //-----------------------------------------------------------------------
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66 | bool TestCullingTerrainApplication::setup()
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67 | {
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68 | bool result = ExampleApplication::setup();
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69 |
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70 | createRenderTargetListener();
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71 |
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72 | return result;
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73 | }
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74 | //-----------------------------------------------------------------------
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75 | void TestCullingTerrainApplication::createRenderTargetListener()
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76 | {
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77 | mWindow->addListener(new VisualizationRenderTargetListener(mSceneMgr));
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78 | }
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79 | //-----------------------------------------------------------------------
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80 | void TestCullingTerrainApplication::createScene()
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81 | {
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82 | // Set ambient light
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83 | mSceneMgr->setAmbientLight(ColourValue(0.5, 0.5, 0.5));
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84 |
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85 | //-- create light
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86 | mSunLight = mSceneMgr->createLight("SunLight");
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87 | mSunLight->setType(Light::LT_DIRECTIONAL);
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88 | //mSunLight->setType(Light::LT_SPOTLIGHT);
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89 | //mSunLight->setSpotlightRange(Degree(30), Degree(50));
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90 |
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91 | mSunLight->setPosition(707, 2000, 500);
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92 | mSunLight->setCastShadows(true);
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93 |
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94 | Vector3 dir(0.5, 1, 0.5);
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95 | dir.normalise();
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96 | mSunLight->setDirection(dir);
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97 | //mSunLight->setDirection(Vector3::NEGATIVE_UNIT_Y);
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98 |
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99 | mSunLight->setDiffuseColour(1, 1, 1);
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100 | mSunLight->setSpecularColour(1, 1, 1);
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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 | // Floor plane
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122 | /*
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123 | Plane plane;
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124 | plane.normal = Vector3::UNIT_Y;
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125 | plane.d = -60;
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126 | MeshManager::getSingleton().createPlane("Myplane",
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127 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, plane,
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128 | 5000,5000,100,100,true,1,5,5,Vector3::UNIT_Z);
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129 | Entity* pPlaneEnt = mSceneMgr->createEntity( "plane", "Myplane" );
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130 | pPlaneEnt->setMaterialName("Examples/Rockwall");
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131 | pPlaneEnt->setCastShadows(true);
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132 | mSceneMgr->getRootSceneNode()->createChildSceneNode()->attachObject(pPlaneEnt);
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133 | */
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134 |
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135 | if (mRoot->getRenderSystem()->getCapabilities()->hasCapability(RSC_HWRENDER_TO_TEXTURE))
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136 | {
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137 | // In D3D, use a 1024x1024 shadow texture
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138 | mSceneMgr->setShadowTextureSettings(1024, 2);
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139 | }
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140 | else
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141 | {
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142 | // Use 512x512 texture in GL since we can't go higher than the window res
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143 | mSceneMgr->setShadowTextureSettings(512, 2);
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144 | }
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145 | //mSceneMgr->setShadowColour(ColourValue(0, 0, 0));
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146 | mSceneMgr->setShadowColour(ColourValue(0.5, 0.5, 0.5));
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147 | // mSceneMgr->setShowDebugShadows(true);
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148 |
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149 |
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150 | //-- terrain content setup
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151 |
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152 | // HACK: necessary to call once before the content creation for
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153 | // terrain initialisation
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154 | mSceneMgr->_renderScene(mCamera, mWindow->getViewport(0), true);
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155 |
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156 | mTerrainContentGenerator = new TerrainContentGenerator(mSceneMgr);
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157 |
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158 | // if no objects file generate yourself
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159 | if (!mTerrainContentGenerator->LoadObjects("objects.out"))
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160 | {
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161 | // height is restricted to 50, so no objects appear on peaks
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162 | // => there is much occlusion
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163 | mTerrainContentGenerator->SetMaxPos(Vector3(3000.0f, 50.0f, 3000.0f));
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164 | mTerrainContentGenerator->SetOffset(0);
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165 |
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166 | // the objects are generated on the whole terrain
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167 | mTerrainContentGenerator->GenerateScene(1500, "robot");
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168 | //mTerrainContentGenerator->GenerateScene(1500, "athene");
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169 | //mTerrainContentGenerator->GenerateScene(500, "ninja");
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170 | }
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171 |
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172 | // no limitations needed anymore: the user can set
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173 | // objects also on peaks of terrain
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174 | mTerrainContentGenerator->SetMaxPos(Vector3(3000.0f, 5000.0f, 3000.0f));
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175 | }
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176 | //-----------------------------------------------------------------------
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177 | void TestCullingTerrainApplication::setupGui()
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178 | {
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179 | mGUIRenderer = new CEGUI::OgreCEGUIRenderer(mWindow, Ogre::RENDER_QUEUE_OVERLAY,
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180 | false, 3000, ST_EXTERIOR_CLOSE);
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181 | mGUISystem = new CEGUI::System(mGUIRenderer);
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182 |
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183 | // Mouse
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184 | CEGUI::SchemeManager::getSingleton().loadScheme((CEGUI::utf8*)"TaharezLook.scheme");
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185 | CEGUI::MouseCursor::getSingleton().setImage("TaharezLook", "MouseArrow");
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186 | mGUISystem->setDefaultMouseCursor(
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187 | (CEGUI::utf8*)"TaharezLook", (CEGUI::utf8*)"MouseArrow");
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188 |
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189 | CEGUI::MouseCursor::getSingleton().show();
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190 | }
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191 | //-----------------------------------------------------------------------
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192 | void TestCullingTerrainApplication::createFrameListener()
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193 | {
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194 | mTerrainFrameListener = new TerrainMouseQueryListener(mWindow, mCamera, mSceneMgr,
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195 | mGUIRenderer, mTerrainContentGenerator, mVizCamera, mCamNode, mSunLight);
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196 |
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197 | mRoot->addFrameListener(mTerrainFrameListener);
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198 | }
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199 | //-----------------------------------------------------------------------
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200 | void TestCullingTerrainApplication::chooseSceneManager()
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201 | {
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202 | mSceneMgr = mRoot->getSceneManager(ST_EXTERIOR_CLOSE);
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203 | }
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204 |
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205 |
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206 | /**************************************************************/
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207 | /* VisualizationRenderTargetListener implementation */
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208 | /**************************************************************/
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209 | //-----------------------------------------------------------------------
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210 | VisualizationRenderTargetListener::VisualizationRenderTargetListener(SceneManager *sceneMgr)
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211 | :RenderTargetListener(), mSceneMgr(sceneMgr)
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212 | {
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213 | }
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214 | //-----------------------------------------------------------------------
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215 | void VisualizationRenderTargetListener::preViewportUpdate(const RenderTargetViewportEvent &evt)
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216 | {
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217 | const bool showViz = evt.source->getZOrder() == VIZ_VIEWPORT_Z_ORDER; // visualization viewport
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218 | const bool nShowViz = !showViz;
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219 |
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220 | // ambient light must be full for visualization
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221 | if (showViz)
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222 | {
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223 | mSceneMgr->setAmbientLight(ColourValue(1, 1, 1));
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224 | }
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225 | else
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226 | {
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227 | mSceneMgr->setAmbientLight(ColourValue(0.5, 0.5, 0.5));
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228 | }
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229 |
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230 | mSceneMgr->setOption("ShowVisualization", &showViz);
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231 | mSceneMgr->setOption("SkyBoxEnabled", &nShowViz);
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232 | //mSceneMgr->setOption("SkyPlaneEnabled", &showViz);
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233 |
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234 | RenderTargetListener::preViewportUpdate(evt);
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235 | }
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236 | //-----------------------------------------------------------------------
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237 | void VisualizationRenderTargetListener::postRenderTargetUpdate(const RenderTargetEvent &evt)
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238 | {
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239 | RenderTargetListener::postRenderTargetUpdate(evt);
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240 | }
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241 | //-----------------------------------------------------------------------
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242 | INT WINAPI WinMain( HINSTANCE hInst, HINSTANCE, LPSTR strCmdLine, INT )
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243 | {
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244 | // Create application object
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245 | TestCullingTerrainApplication app;
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246 |
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247 | try
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248 | {
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249 | app.go();
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250 | }
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251 | catch( Ogre::Exception& e )
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252 | {
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253 | MessageBox( NULL, e.getFullDescription().c_str(),
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254 | "An exception has occured!", MB_OK | MB_ICONERROR | MB_TASKMODAL);
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255 | }
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256 |
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257 | return 0;
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258 | } |
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