[61] | 1 | /**
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| 2 | \file
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| 3 | TestCullingTerrainApplication.cpp
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| 4 | \brief
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[74] | 5 | Tests the visibility culling algorithm
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[61] | 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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[100] | 15 | #include <Ogre.h>
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| 16 | #include "OgreReferenceAppLayer.h"
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| 17 | //#include "OgreRefAppWorld.h"
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[61] | 18 | #include "TestCullingTerrainApplication.h"
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| 19 |
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| 20 | #define WIN32_LEAN_AND_MEAN
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[94] | 21 | #include <windows.h>
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[61] | 22 |
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[100] | 23 | #define VIZ_VIEWPORT_Z_ORDER 10
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[61] | 24 |
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[107] | 25 | const char* frame_outfile = "frame.out";
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| 26 | const char* objects_outfile = "objects.out";
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| 27 |
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[80] | 28 | /*******************************************************/
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| 29 | /* TestCullingTerrainApplication implementation */
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| 30 | /*******************************************************/
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[100] | 31 |
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| 32 | //-----------------------------------------------------------------------
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[61] | 33 | TestCullingTerrainApplication::~TestCullingTerrainApplication()
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| 34 | {
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[93] | 35 | if(mTerrainContentGenerator)
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| 36 | delete mTerrainContentGenerator;
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[99] | 37 | //if(mRenderTargetListener) delete mRenderTargetListener;
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[61] | 38 | }
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| 39 | //-----------------------------------------------------------------------
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[93] | 40 | void TestCullingTerrainApplication::createCamera()
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[61] | 41 | {
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[99] | 42 | // create the camera
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[103] | 43 | mCamera = mSceneMgr->createCamera("PlayerCam");
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[93] | 44 |
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[100] | 45 | /** set a nice viewpoint
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| 46 | * we use a camera node here and apply all transformations on it instead
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| 47 | * of applying all transformations directly to the camera
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| 48 | * because then the camera is displayed correctly in the visualization
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| 49 | */
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| 50 | mCamNode = mSceneMgr->getRootSceneNode()->createChildSceneNode(
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| 51 | "CamNode1", Vector3(707, 5000, 528));
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| 52 | //mCamera->setPosition(707, 5000, 528);
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| 53 | mCamNode->setOrientation(Quaternion(-0.3486, 0.0122, 0.9365, 0.0329));
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| 54 |
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| 55 | mCamNode->attachObject(mCamera);
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[61] | 56 |
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[100] | 57 | //-- create visualization camera
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| 58 | mVizCamera = mSceneMgr->createCamera("VizCam");
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| 59 | mVizCamera->setPosition(mCamNode->getPosition());
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| 60 |
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| 61 | mVizCamera->setNearClipDistance(1);
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[93] | 62 | mCamera->setNearClipDistance(1);
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[61] | 63 |
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[99] | 64 | // infinite far plane?
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[93] | 65 | if (mRoot->getRenderSystem()->getCapabilities()->hasCapability(RSC_INFINITE_FAR_PLANE))
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| 66 | {
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[100] | 67 | mVizCamera->setFarClipDistance(0);
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[93] | 68 | mCamera->setFarClipDistance(0);
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| 69 | }
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| 70 | else
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| 71 | {
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[104] | 72 | mVizCamera->setFarClipDistance(20000);
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| 73 | mCamera->setFarClipDistance(20000);
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[99] | 74 | }
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[61] | 75 | }
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[99] | 76 |
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[61] | 77 | //-----------------------------------------------------------------------
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[99] | 78 | bool TestCullingTerrainApplication::setup()
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| 79 | {
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| 80 | bool result = ExampleApplication::setup();
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| 81 |
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| 82 | createRenderTargetListener();
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| 83 |
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| 84 | return result;
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| 85 | }
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| 86 | //-----------------------------------------------------------------------
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| 87 | void TestCullingTerrainApplication::createRenderTargetListener()
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| 88 | {
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| 89 | mWindow->addListener(new VisualizationRenderTargetListener(mSceneMgr));
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| 90 | }
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| 91 | //-----------------------------------------------------------------------
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[75] | 92 | void TestCullingTerrainApplication::createScene()
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[61] | 93 | {
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| 94 | // Set ambient light
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| 95 | mSceneMgr->setAmbientLight(ColourValue(0.5, 0.5, 0.5));
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| 96 |
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| 97 | // Create a light
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| 98 | Light* l = mSceneMgr->createLight("MainLight");
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| 99 | // Accept default settings: point light, white diffuse, just set position
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| 100 | // NB I could attach the light to a SceneNode if I wanted it to move automatically with
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[100] | 101 | // other objects, but I don't
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[61] | 102 | l->setPosition(20,80,50);
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| 103 |
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| 104 | // --Fog
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| 105 | // NB it's VERY important to set this before calling setWorldGeometry
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| 106 | // because the vertex program picked will be different
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| 107 | ColourValue fadeColour(0.93, 0.86, 0.76);
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| 108 | mWindow->getViewport(0)->setBackgroundColour(fadeColour);
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| 109 | //mSceneMgr->setFog( FOG_LINEAR, fadeColour, .001, 500, 1000);
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[94] | 110 |
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[61] | 111 | // Create a skybox
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[103] | 112 | mSceneMgr->setSkyBox(true, "Examples/SpaceSkyBox", 5000, false);
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| 113 |
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[61] | 114 | std::string terrain_cfg("terrain.cfg");
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| 115 | #if OGRE_PLATFORM == OGRE_PLATFORM_APPLE
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| 116 | terrain_cfg = mResourcePath + terrain_cfg;
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| 117 | #endif
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[74] | 118 | mSceneMgr->setWorldGeometry(terrain_cfg);
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[75] | 119 |
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[100] | 120 | //-- CEGUI setup
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[61] | 121 | setupGui();
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[100] | 122 |
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| 123 | //-- terrain content setup
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| 124 |
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[80] | 125 | // HACK: necessary to call once before the content creation for
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| 126 | // terrain initialisation
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| 127 | mSceneMgr->_renderScene(mCamera, mWindow->getViewport(0), true);
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[74] | 128 |
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[82] | 129 | mTerrainContentGenerator = new TerrainContentGenerator(mSceneMgr);
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[103] | 130 |
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[107] | 131 | // if no objects file generate yourself
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[109] | 132 | //if (!mTerrainContentGenerator->LoadObjects("objects.out"))
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| 133 | //{
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[107] | 134 | // the objects are generated on the whole terrain
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| 135 | // height is restricted to 50, so no objects appear on peaks
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| 136 | // => there is much occlusion
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| 137 | mTerrainContentGenerator->SetMaxPos(Vector3(3000.0f, 50.0f, 3000.0f));
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| 138 | mTerrainContentGenerator->GenerateScene(1500, "robot");
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| 139 | // mTerrainContentGenerator->GenerateScene(500, "ninja");
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[109] | 140 | //}
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[86] | 141 |
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[84] | 142 | // no limitations needed anymore: the user can set
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| 143 | // objects also on peaks of terrain
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[107] | 144 | mTerrainContentGenerator->SetMaxPos(Vector3(3000.0f, 5000.0f, 3000.0f));
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[109] | 145 |
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| 146 | //-- create light
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| 147 | mSunLight = mSceneMgr->createLight("SunLight");
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| 148 | mSunLight->setType(Light::LT_SPOTLIGHT);
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| 149 | mSunLight->setPosition(1000,1250,500);
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| 150 | mSunLight->setSpotlightRange(Degree(30), Degree(50));
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| 151 |
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| 152 | Vector3 dir;
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| 153 | dir = -mSunLight->getPosition();
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| 154 | dir.normalise();
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| 155 | mSunLight->setDirection(dir);
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| 156 | mSunLight->setDiffuseColour(0.35, 0.35, 0.38);
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| 157 | mSunLight->setSpecularColour(0.9, 0.9, 1);
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| 158 |
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| 159 | mSunLight->setCastShadows(true);
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[61] | 160 | }
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| 161 | //-----------------------------------------------------------------------
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[80] | 162 | void TestCullingTerrainApplication::setupGui()
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[61] | 163 | {
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[75] | 164 | mGUIRenderer = new CEGUI::OgreCEGUIRenderer(mWindow, Ogre::RENDER_QUEUE_OVERLAY,
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| 165 | false, 3000, ST_EXTERIOR_CLOSE);
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[61] | 166 | mGUISystem = new CEGUI::System(mGUIRenderer);
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| 167 |
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| 168 | // Mouse
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| 169 | CEGUI::SchemeManager::getSingleton().loadScheme((CEGUI::utf8*)"TaharezLook.scheme");
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| 170 | CEGUI::MouseCursor::getSingleton().setImage("TaharezLook", "MouseArrow");
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| 171 | mGUISystem->setDefaultMouseCursor(
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| 172 | (CEGUI::utf8*)"TaharezLook", (CEGUI::utf8*)"MouseArrow");
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| 173 |
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[75] | 174 | CEGUI::MouseCursor::getSingleton().show();
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[61] | 175 | }
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| 176 | //-----------------------------------------------------------------------
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[80] | 177 | void TestCullingTerrainApplication::createFrameListener()
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[61] | 178 | {
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[80] | 179 | mFrameListener= new MouseQueryListener(mWindow, mCamera, mSceneMgr,
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[100] | 180 | mGUIRenderer, mTerrainContentGenerator, mVizCamera, mCamNode);
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[61] | 181 | mFrameListener->showDebugOverlay(true);
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| 182 | mRoot->addFrameListener(mFrameListener);
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| 183 | }
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| 184 | //-----------------------------------------------------------------------
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[80] | 185 | void TestCullingTerrainApplication::chooseSceneManager()
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[61] | 186 | {
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| 187 | mSceneMgr = mRoot->getSceneManager(ST_EXTERIOR_CLOSE);
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| 188 | }
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| 189 | /***********************************************/
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[80] | 190 | /* MouseQueryListener implementation */
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[61] | 191 | /***********************************************/
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| 192 | //-----------------------------------------------------------------------
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[75] | 193 | MouseQueryListener::MouseQueryListener(RenderWindow* win, Camera* cam,
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| 194 | SceneManager *sceneManager,
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[80] | 195 | CEGUI::Renderer *renderer,
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[93] | 196 | TerrainContentGenerator *sceneGenerator,
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[100] | 197 | Camera *vizCamera,
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| 198 | SceneNode *camNode):
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[86] | 199 | ExampleFrameListener(win, cam, false, true),
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| 200 | mGUIRenderer(renderer),
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| 201 | mShutdownRequested(false),
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| 202 | mLMouseDown(false),
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| 203 | mRMouseDown(false),
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| 204 | mSceneMgr(sceneManager),
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| 205 | mCurrentObject(NULL),
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| 206 | mTerrainContentGenerator(sceneGenerator),
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| 207 | mVisibilityThreshold(0),
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[87] | 208 | mCurrentAlgorithm(GtpVisibility::VisibilityEnvironment::COHERENT_HIERARCHICAL_CULLING),
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[93] | 209 | mShowOctree(false),
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[99] | 210 | mUseVisibilityCulling(true),
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[94] | 211 | mUseOptimization(true),
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[100] | 212 | mVizCamera(vizCamera),
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| 213 | mShowVisualization(false),
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[103] | 214 | mRenderNodesForViz(false),
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[100] | 215 | mVizCameraHeight(Real(2500.0)),
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| 216 | mCamNode(camNode),
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[104] | 217 | mCullCamera(false),
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[107] | 218 | mAppState(WALKTHROUGH),
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| 219 | mCurrentFrame(0),
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| 220 | mRecord(false),
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| 221 | mTimeElapsed(0)
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[61] | 222 | {
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[86] | 223 | // Reduce move speed
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[61] | 224 | mMoveSpeed = 50;
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| 225 | mRotateSpeed *= 2;
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| 226 |
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| 227 | // Register this so that we get mouse events.
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| 228 | mEventProcessor->addMouseListener(this);
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| 229 | mEventProcessor->addMouseMotionListener(this);
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| 230 | mEventProcessor->addKeyListener(this);
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| 231 |
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[74] | 232 | mRayQueryExecutor = new RayQueryExecutor(mSceneMgr);
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[75] | 233 |
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[61] | 234 | // show overlay
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| 235 | Overlay* pOver = OverlayManager::getSingleton().getByName("Example/VisibilityDemoOverlay");
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| 236 |
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[74] | 237 | mAlgorithmInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/AlgorithmInfo");
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| 238 | mThresholdInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/ThresholdInfo");
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[84] | 239 |
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[74] | 240 | mFrustumCulledNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/FrustumCulledNodesInfo");
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| 241 | mQueryCulledNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/QueryCulledNodesInfo");
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| 242 | mTraversedNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/TraversedNodesInfo");
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| 243 | mHierarchyNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/HierarchyNodesInfo");
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| 244 | mRenderedNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/RenderedNodesInfo");
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[87] | 245 | mObjectsInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/ObjectsInfo");
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[86] | 246 | mUseOptimizationInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/UseOptimizationInfo");
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[87] | 247 | mQueriesIssuedInfo = OverlayManager::getSingleton().getOverlayElement("Example/Visibility/QueriesIssuedInfo");
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| 248 |
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[61] | 249 | mAlgorithmInfo->setCaption(": " + mCurrentAlgorithmCaptions[mCurrentAlgorithm]);
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| 250 | mThresholdInfo->setCaption(": 0");
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| 251 | mFrustumCulledNodesInfo->setCaption(": 0");
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| 252 | mQueryCulledNodesInfo->setCaption(": 0");
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| 253 | mTraversedNodesInfo->setCaption(": 0");
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| 254 | mHierarchyNodesInfo->setCaption(": 0");
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| 255 | mRenderedNodesInfo->setCaption(": 0");
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[87] | 256 | mObjectsInfo->setCaption(": 0");
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[86] | 257 | mUseOptimizationInfo->setCaption(": true");
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[87] | 258 | mQueriesIssuedInfo->setCaption(": 0");
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[84] | 259 |
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[85] | 260 | setAlgorithm(mCurrentAlgorithm);
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| 261 |
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[93] | 262 | mSceneMgr->setOption("UseOptimization", &mUseOptimization);
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[99] | 263 | mSceneMgr->setOption("UseVisibilityCulling", &mUseVisibilityCulling);
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[93] | 264 | mSceneMgr->setOption("ShowOctree", &mShowOctree);
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[100] | 265 | mSceneMgr->setOption("CullCamera", &mCullCamera);
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[103] | 266 | mSceneMgr->setOption("ShowVisualization", &mShowVisualization);
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| 267 | mSceneMgr->setOption("RenderNodesForViz", &mRenderNodesForViz);
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| 268 |
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| 269 | pOver->show();
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[61] | 270 | }
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| 271 | //-----------------------------------------------------------------------
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[100] | 272 | MouseQueryListener::~MouseQueryListener()
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[61] | 273 | {
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[74] | 274 | delete mRayQueryExecutor;
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[61] | 275 | }
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| 276 | //-----------------------------------------------------------------------
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[100] | 277 | void MouseQueryListener::mouseMoved(MouseEvent *e)
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[61] | 278 | {
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| 279 | // Update CEGUI with the mouse motion
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[100] | 280 | CEGUI::System::getSingleton().injectMouseMove(e->getRelX() *
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| 281 | mGUIRenderer->getWidth(), e->getRelY() * mGUIRenderer->getHeight());
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[61] | 282 | }
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| 283 | //-----------------------------------------------------------------------
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| 284 | void MouseQueryListener::mousePressed(MouseEvent* e)
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| 285 | {
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| 286 | // Left mouse button down
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| 287 | if (e->getButtonID() & InputEvent::BUTTON0_MASK)
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| 288 | {
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[76] | 289 | CEGUI::MouseCursor::getSingleton().hide();
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[61] | 290 |
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| 291 | // Setup the ray scene query
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[80] | 292 | Ray mouseRay = mCamera->getCameraToViewportRay(e->getX(), e->getY());
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[74] | 293 |
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| 294 | Vector3 queryResult;
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[80] | 295 |
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| 296 | // Get results, create a node/entity on the position
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[82] | 297 | mCurrentObject = mTerrainContentGenerator->GenerateSceneObject(
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[107] | 298 | mouseRay.getOrigin(), Vector3(0,0,0), "robot.mesh");
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[80] | 299 |
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[61] | 300 | mLMouseDown = true;
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| 301 | }
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| 302 | // Right mouse button down
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| 303 | else if (e->getButtonID() & InputEvent::BUTTON1_MASK)
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| 304 | {
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[75] | 305 | CEGUI::MouseCursor::getSingleton().hide();
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[61] | 306 | mRMouseDown = true;
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[100] | 307 | }
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[61] | 308 | } // mousePressed
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[99] | 309 | //-----------------------------------------------------------------------
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[61] | 310 | void MouseQueryListener::mouseReleased(MouseEvent* e)
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| 311 | {
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| 312 | // Left mouse button up
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| 313 | if (e->getButtonID() & InputEvent::BUTTON0_MASK)
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| 314 | {
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[75] | 315 | CEGUI::MouseCursor::getSingleton().show();
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[61] | 316 | mLMouseDown = false;
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| 317 | }
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| 318 | // Right mouse button up
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| 319 | else if (e->getButtonID() & InputEvent::BUTTON1_MASK)
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| 320 | {
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[75] | 321 | CEGUI::MouseCursor::getSingleton().show();
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[61] | 322 | mRMouseDown = false;
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| 323 | }
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| 324 | }
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| 325 | //-----------------------------------------------------------------------
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[75] | 326 | void MouseQueryListener::mouseDragged(MouseEvent *e)
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[61] | 327 | {
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| 328 | // If we are dragging the left mouse button.
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[75] | 329 | if (mLMouseDown)
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[61] | 330 | {
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[74] | 331 | Vector3 queryResult;
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| 332 | Ray mouseRay = mCamera->getCameraToViewportRay(e->getX(), e->getY());
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[61] | 333 |
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[100] | 334 | if (mRayQueryExecutor->executeRayQuery(&queryResult, mouseRay))
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[61] | 335 | {
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[100] | 336 | if (mCurrentObject)
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| 337 | {
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[80] | 338 | mCurrentObject->setPosition(queryResult);
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[100] | 339 | }
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[74] | 340 | }
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[61] | 341 | }
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| 342 | // If we are dragging the right mouse button.
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[75] | 343 | if (mRMouseDown)
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[61] | 344 | {
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[100] | 345 | //mCamera->yaw(-e->getRelX() * mRotateSpeed);
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| 346 | //mCamera->pitch(-e->getRelY() * mRotateSpeed);
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| 347 | mCamNode->yaw(-e->getRelX() * mRotateSpeed);
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| 348 | mCamNode->pitch(-e->getRelY() * mRotateSpeed);
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[61] | 349 | }
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| 350 | }
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| 351 | //-----------------------------------------------------------------------
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[105] | 352 | bool MouseQueryListener::frameStarted(const FrameEvent &evt)
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[104] | 353 | {
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[107] | 354 | switch (mAppState)
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[104] | 355 | {
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[106] | 356 | case REPLAY:
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[107] | 357 | setCurrentFrameInfo(evt.timeSinceLastFrame);
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[106] | 358 | break;
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| 359 | case WALKTHROUGH:
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[107] | 360 | if (mRecord)
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| 361 | {
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| 362 | addFrameInfo(mCamNode, evt.timeSinceLastFrame);
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| 363 | // print recording message
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| 364 | mWindow->setDebugText("Recording frame " +
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| 365 | StringConverter::toString(mFrameInfo.size() - 1));
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| 366 | }
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| 367 |
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[105] | 368 | Clamp2Terrain();
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[106] | 369 | break;
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| 370 | default:
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| 371 | break;
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[107] | 372 | };
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[105] | 373 |
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[100] | 374 | if (mShowVisualization)
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| 375 | {
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| 376 | // important for visualization => draw octree bounding boxes
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| 377 | mSceneMgr->setOption("ShowOctree", &mShowVisualization);
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[103] | 378 | // also render geometry?
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| 379 | mSceneMgr->setOption("RenderNodesForViz", &mRenderNodesForViz);
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[100] | 380 |
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| 381 | // -- setup visualization camera
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| 382 | mVizCamera->setPosition(0, 0, 0);
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| 383 | mVizCamera->setOrientation(Quaternion::IDENTITY);
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| 384 |
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| 385 | Vector3 camPos = mCamNode->getPosition();
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| 386 | mVizCamera->setPosition(camPos.x, mVizCameraHeight, camPos.z);
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| 387 |
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[107] | 388 | // point down -Z axis
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[100] | 389 | mVizCamera->pitch(Radian(Degree(270.0)));
|
---|
| 390 |
|
---|
[107] | 391 | // rotation arounnd X axis
|
---|
[100] | 392 | mVizCamera->yaw(Math::ATan2(-mCamera->getDerivedDirection().x,
|
---|
| 393 | -mCamera->getDerivedDirection().z));
|
---|
[104] | 394 |
|
---|
[107] | 395 | // move by a constant so view plane is on bottom of viewport
|
---|
[104] | 396 | mVizCamera->moveRelative(Vector3(0, 800, 0));
|
---|
[100] | 397 | }
|
---|
| 398 |
|
---|
[94] | 399 | return ExampleFrameListener::frameStarted(evt);
|
---|
| 400 | }
|
---|
[100] | 401 | //-----------------------------------------------------------------------
|
---|
[104] | 402 | void MouseQueryListener::Clamp2Terrain()
|
---|
[94] | 403 | {
|
---|
[61] | 404 | // clamp to terrain
|
---|
[100] | 405 | Vector3 camPos = mCamNode->getPosition();
|
---|
[74] | 406 | Vector3 queryResult;
|
---|
[61] | 407 |
|
---|
[100] | 408 | if (mRayQueryExecutor->executeRayQuery(&queryResult,
|
---|
[94] | 409 | Vector3(camPos.x, 5000.0f, camPos.z), Vector3::NEGATIVE_UNIT_Y))
|
---|
[93] | 410 | {
|
---|
[100] | 411 | mCamNode->setPosition(camPos.x, queryResult.y + 10, camPos.z);
|
---|
[93] | 412 | }
|
---|
[61] | 413 | }
|
---|
| 414 | //-----------------------------------------------------------------------
|
---|
| 415 | bool MouseQueryListener::frameEnded(const FrameEvent& evt)
|
---|
| 416 | {
|
---|
| 417 | if (mShutdownRequested)
|
---|
| 418 | return false;
|
---|
| 419 |
|
---|
| 420 | if (timeDelay >= 0)
|
---|
| 421 | timeDelay -= evt.timeSinceLastFrame;
|
---|
| 422 |
|
---|
[107] | 423 | KEY_PRESSED(KC_SPACE, 0.3, nextAlgorithm());
|
---|
[61] | 424 |
|
---|
[86] | 425 | KEY_PRESSED(KC_O, 0.3, toggleUseOptimization());
|
---|
[103] | 426 | KEY_PRESSED(KC_T, 0.3, toggleShowOctree());
|
---|
[99] | 427 | KEY_PRESSED(KC_C, 0.3, toggleUseVisibilityCulling());
|
---|
[103] | 428 | KEY_PRESSED(KC_1, 0.3, toggleShowViz());
|
---|
| 429 | KEY_PRESSED(KC_2, 0.3, toggleRenderNodesForViz());
|
---|
[107] | 430 |
|
---|
[104] | 431 | KEY_PRESSED(KC_SUBTRACT, 0, changeThreshold(-10));
|
---|
| 432 | KEY_PRESSED(KC_ADD, 0, changeThreshold(10));
|
---|
[107] | 433 |
|
---|
[104] | 434 | KEY_PRESSED(KC_3, 0, zoomVizCamera(50));
|
---|
| 435 | KEY_PRESSED(KC_4, 0, zoomVizCamera(-50));
|
---|
[107] | 436 |
|
---|
| 437 | KEY_PRESSED(KC_F1, 0.3, nextAppState());
|
---|
| 438 | KEY_PRESSED(KC_F2, 0.3, toggleRecord());
|
---|
| 439 | KEY_PRESSED(KC_F3, 0.3, mTerrainContentGenerator->WriteObjects(objects_outfile));
|
---|
| 440 | //KEY_PRESSED(KC_F3, 0.3, writeFrames());
|
---|
| 441 | //KEY_PRESSED(KC_F4, 0.3, loadFrames());
|
---|
| 442 |
|
---|
[87] | 443 | updateStats();
|
---|
[61] | 444 |
|
---|
[107] | 445 | //return ExampleFrameListener::frameStarted(evt) && ExampleFrameListener::frameEnded(evt);
|
---|
| 446 | return ExampleFrameListener::frameEnded(evt);
|
---|
[61] | 447 | }
|
---|
[107] | 448 | //-----------------------------------------------------------------------
|
---|
[100] | 449 | void MouseQueryListener::moveCamera()
|
---|
| 450 | {
|
---|
| 451 | mCamNode->yaw(mRotX);
|
---|
| 452 | mCamNode->pitch(mRotY);
|
---|
| 453 | mCamNode->translate(mCamNode->getLocalAxes(), mTranslateVector);
|
---|
| 454 | }
|
---|
[61] | 455 | //-----------------------------------------------------------------------
|
---|
[107] | 456 | void MouseQueryListener::writeFrames()
|
---|
| 457 | {
|
---|
| 458 | std::ofstream ofstr(frame_outfile);
|
---|
| 459 |
|
---|
| 460 | std::vector<frame_info>::const_iterator it, it_end;
|
---|
| 461 |
|
---|
| 462 | it_end = mFrameInfo.end();
|
---|
| 463 | for(it = mFrameInfo.begin(); it < it_end; ++it)
|
---|
| 464 | {
|
---|
| 465 | ofstr << StringConverter::toString((*it).position) << " "
|
---|
| 466 | << StringConverter::toString((*it).orientation) << " "
|
---|
| 467 | << StringConverter::toString((*it).timeElapsed) << "\n";
|
---|
| 468 | }
|
---|
| 469 | ofstr.close();
|
---|
| 470 | }
|
---|
| 471 | //-----------------------------------------------------------------------
|
---|
| 472 | void MouseQueryListener::loadFrames()
|
---|
| 473 | {
|
---|
| 474 | std::ifstream ifstr(frame_outfile);
|
---|
| 475 | char line[256];
|
---|
| 476 | frame_info info;
|
---|
| 477 |
|
---|
| 478 | // reset current values
|
---|
| 479 | mFrameInfo.clear();
|
---|
| 480 | mCurrentFrame = 0;
|
---|
| 481 |
|
---|
| 482 | while (!ifstr.eof())
|
---|
| 483 | {
|
---|
| 484 | ifstr.getline(line, 256);
|
---|
| 485 | sscanf(line, "%f %f %f %f %f %f %f %f", &info.position.x, &info.position.y, &info.position.z,
|
---|
| 486 | &info.orientation.w, &info.orientation.x, &info.orientation.y, &info.orientation.z,
|
---|
| 487 | &info.timeElapsed);
|
---|
| 488 |
|
---|
| 489 | mFrameInfo.push_back(info);
|
---|
| 490 |
|
---|
| 491 | /*
|
---|
| 492 | std::stringstream d;
|
---|
| 493 | d << StringConverter::toString(info.position) << " " << StringConverter::toString(info.orientation);
|
---|
| 494 | LogManager::getSingleton().logMessage(d.str());
|
---|
| 495 | */
|
---|
| 496 | }
|
---|
| 497 | ifstr.close();
|
---|
| 498 | }
|
---|
| 499 | //-----------------------------------------------------------------------
|
---|
| 500 | void MouseQueryListener::setAppState(int state)
|
---|
| 501 | {
|
---|
| 502 | mAppState = state;
|
---|
| 503 | }
|
---|
| 504 | //-----------------------------------------------------------------------
|
---|
| 505 | void MouseQueryListener::nextAppState()
|
---|
| 506 | {
|
---|
| 507 | mCurrentFrame = 0;
|
---|
| 508 |
|
---|
| 509 | // if last state was replay state
|
---|
| 510 | if (mAppState == REPLAY)
|
---|
| 511 | {
|
---|
| 512 | // reset debug text and write frame info to file
|
---|
| 513 | mWindow->setDebugText("");
|
---|
| 514 | writeFrames();
|
---|
| 515 |
|
---|
| 516 | //-- write out stats
|
---|
| 517 | std::stringstream d;
|
---|
| 518 | d << "Algorithm: " << mCurrentAlgorithmCaptions[mCurrentAlgorithm] << "\n"
|
---|
| 519 | << "avg. FPS: " << mWindow->getAverageFPS() << "\n"
|
---|
| 520 | << "best FPS: " << mWindow->getBestFPS() << "\n"
|
---|
| 521 | << "worst FPS: " << mWindow->getWorstFPS() << "\n"
|
---|
| 522 | << "best frame time: " << mWindow->getBestFrameTime() << "\n"
|
---|
| 523 | << "worst frame time: " << mWindow->getWorstFrameTime();
|
---|
| 524 |
|
---|
| 525 | LogManager::getSingleton().logMessage(d.str());
|
---|
| 526 | }
|
---|
| 527 |
|
---|
| 528 | //-- set the next státe
|
---|
| 529 | mAppState = (mAppState + 1) % STATE_NUM;
|
---|
| 530 |
|
---|
| 531 | // replay recorded walkthrough
|
---|
| 532 | if (mAppState == REPLAY)
|
---|
| 533 | {
|
---|
| 534 | // no recording during replay
|
---|
| 535 | mRecord = false;
|
---|
| 536 |
|
---|
| 537 | // load recorded walkthrough
|
---|
| 538 | if (mFrameInfo.size() == 0)
|
---|
| 539 | {
|
---|
| 540 | loadFrames();
|
---|
| 541 | }
|
---|
| 542 |
|
---|
| 543 | // if there are no recorded frames => set next state
|
---|
| 544 | if (mFrameInfo.size() == 0)
|
---|
| 545 | {
|
---|
| 546 | nextAppState();
|
---|
| 547 | }
|
---|
| 548 | else
|
---|
| 549 | {
|
---|
| 550 | mWindow->setDebugText("Replay");
|
---|
| 551 |
|
---|
| 552 | // reset, because we measure fps stats during walkthrough
|
---|
| 553 | mWindow->resetStatistics();
|
---|
| 554 |
|
---|
| 555 | //-- initialise frame data
|
---|
| 556 | mTimeElapsed = 0;
|
---|
| 557 |
|
---|
| 558 | mCamNode->setPosition(mFrameInfo[0].position);
|
---|
| 559 | mCamNode->setOrientation(mFrameInfo[0].orientation);
|
---|
| 560 | }
|
---|
| 561 | }
|
---|
| 562 |
|
---|
| 563 | }
|
---|
| 564 | //-----------------------------------------------------------------------
|
---|
| 565 | void MouseQueryListener::toggleRecord()
|
---|
| 566 | {
|
---|
| 567 | mRecord = !mRecord;
|
---|
| 568 |
|
---|
| 569 | // clear previous camera path
|
---|
| 570 | if (mRecord)
|
---|
| 571 | mFrameInfo.clear();
|
---|
| 572 | else
|
---|
| 573 | mWindow->setDebugText("");
|
---|
| 574 | }
|
---|
| 575 | //-----------------------------------------------------------------------
|
---|
[61] | 576 | void MouseQueryListener::changeThreshold(int incr)
|
---|
| 577 | {
|
---|
[85] | 578 | mVisibilityThreshold += incr;
|
---|
| 579 | if(mVisibilityThreshold < 0) mVisibilityThreshold = 0;
|
---|
[61] | 580 |
|
---|
[85] | 581 | char str[100]; sprintf(str,": %d", mVisibilityThreshold);
|
---|
[61] | 582 |
|
---|
[85] | 583 | mSceneMgr->setOption("Threshold", &mVisibilityThreshold);
|
---|
[61] | 584 | mThresholdInfo->setCaption(str);
|
---|
| 585 | }
|
---|
| 586 | //-----------------------------------------------------------------------
|
---|
[100] | 587 | bool MouseQueryListener::processUnbufferedKeyInput(const FrameEvent& evt)
|
---|
| 588 | {
|
---|
| 589 | if (mInputDevice->isKeyDown(KC_RIGHT))
|
---|
| 590 | {
|
---|
| 591 | mCamNode->yaw(-mRotScale);
|
---|
| 592 | return true;
|
---|
| 593 | }
|
---|
| 594 | if (mInputDevice->isKeyDown(KC_LEFT))
|
---|
| 595 | {
|
---|
| 596 | mCamNode->yaw(mRotScale);
|
---|
| 597 | return true;
|
---|
| 598 | }
|
---|
| 599 |
|
---|
| 600 | return ExampleFrameListener::processUnbufferedKeyInput(evt);
|
---|
| 601 | }
|
---|
| 602 | //-----------------------------------------------------------------------
|
---|
| 603 | void MouseQueryListener::zoomVizCamera(int zoom)
|
---|
| 604 | {
|
---|
| 605 | mVizCameraHeight += zoom;
|
---|
| 606 | if(mVizCameraHeight < 0) mVizCameraHeight = 0;
|
---|
| 607 | }
|
---|
| 608 | //-----------------------------------------------------------------------
|
---|
[85] | 609 | void MouseQueryListener::nextAlgorithm()
|
---|
[61] | 610 | {
|
---|
[107] | 611 | mCurrentAlgorithm = (mCurrentAlgorithm + 1) %
|
---|
[74] | 612 | GtpVisibility::VisibilityEnvironment::NUM_CULLING_MANAGERS,
|
---|
[61] | 613 |
|
---|
[85] | 614 | setAlgorithm(mCurrentAlgorithm);
|
---|
| 615 | }
|
---|
| 616 | //-----------------------------------------------------------------------
|
---|
| 617 | void MouseQueryListener::setAlgorithm(int algorithm)
|
---|
| 618 | {
|
---|
[61] | 619 | mAlgorithmInfo->setCaption(": " + mCurrentAlgorithmCaptions[mCurrentAlgorithm]);
|
---|
| 620 | mSceneMgr->setOption("Algorithm", &mCurrentAlgorithm);
|
---|
| 621 | }
|
---|
| 622 | //-----------------------------------------------------------------------
|
---|
[87] | 623 | void MouseQueryListener::updateStats()
|
---|
[61] | 624 | {
|
---|
| 625 | unsigned int opt = 0;
|
---|
| 626 | char str[100];
|
---|
| 627 |
|
---|
| 628 | mSceneMgr->getOption("NumFrustumCulledNodes", &opt); sprintf(str,": %d", opt);
|
---|
| 629 | mFrustumCulledNodesInfo->setCaption(str);
|
---|
| 630 |
|
---|
[87] | 631 | mSceneMgr->getOption("NumQueriesIssued", &opt); sprintf(str,": %d", opt);
|
---|
| 632 | mQueriesIssuedInfo->setCaption(str);
|
---|
| 633 |
|
---|
[61] | 634 | mSceneMgr->getOption("NumQueryCulledNodes", &opt); sprintf(str,": %d", opt);
|
---|
| 635 | mQueryCulledNodesInfo->setCaption(str);
|
---|
| 636 |
|
---|
| 637 | mSceneMgr->getOption("NumTraversedNodes", &opt); sprintf(str,": %d", opt);
|
---|
| 638 | mTraversedNodesInfo->setCaption(str);
|
---|
| 639 |
|
---|
[74] | 640 | mSceneMgr->getOption("NumHierarchyNodes", &opt); sprintf(str,": %d", opt);
|
---|
[61] | 641 | mHierarchyNodesInfo->setCaption(str);
|
---|
| 642 |
|
---|
| 643 | mSceneMgr->getOption("NumRenderedNodes", &opt); sprintf(str,": %d", opt);
|
---|
| 644 | mRenderedNodesInfo->setCaption(str);
|
---|
[84] | 645 |
|
---|
| 646 | sprintf(str,": %d", mTerrainContentGenerator->GetObjectCount());
|
---|
[87] | 647 | mObjectsInfo->setCaption(str);
|
---|
[61] | 648 | }
|
---|
| 649 | //-----------------------------------------------------------------------
|
---|
[86] | 650 | void MouseQueryListener::toggleUseOptimization()
|
---|
| 651 | {
|
---|
| 652 | mUseOptimization = !mUseOptimization;
|
---|
| 653 |
|
---|
| 654 | mSceneMgr->setOption("UseOptimization", &mUseOptimization);
|
---|
| 655 |
|
---|
[100] | 656 | if (mUseOptimization)
|
---|
[86] | 657 | mUseOptimizationInfo->setCaption(": true");
|
---|
| 658 | else
|
---|
| 659 | mUseOptimizationInfo->setCaption(": false");
|
---|
| 660 | }
|
---|
| 661 | //-----------------------------------------------------------------------
|
---|
| 662 | void MouseQueryListener::toggleShowOctree()
|
---|
| 663 | {
|
---|
| 664 | mShowOctree = !mShowOctree;
|
---|
| 665 |
|
---|
| 666 | mSceneMgr->setOption("ShowOctree", &mShowOctree);
|
---|
| 667 | }
|
---|
| 668 | //-----------------------------------------------------------------------
|
---|
[99] | 669 | void MouseQueryListener::toggleUseVisibilityCulling()
|
---|
[87] | 670 | {
|
---|
[99] | 671 | mUseVisibilityCulling = !mUseVisibilityCulling;
|
---|
[87] | 672 |
|
---|
[99] | 673 | mSceneMgr->setOption("UseVisibilityCulling", &mUseVisibilityCulling);
|
---|
[87] | 674 | }
|
---|
| 675 | //-----------------------------------------------------------------------
|
---|
[99] | 676 | void MouseQueryListener::toggleShowViz()
|
---|
[93] | 677 | {
|
---|
[99] | 678 | mShowVisualization = !mShowVisualization;
|
---|
[94] | 679 |
|
---|
[100] | 680 | // create viewport with priority VIZ_VIEWPORT_Z_ORDER:
|
---|
| 681 | // will be rendered over standard viewport
|
---|
| 682 | if (mShowVisualization)
|
---|
[94] | 683 | {
|
---|
[100] | 684 | Viewport *vizvp = mWindow->addViewport(mVizCamera,
|
---|
[103] | 685 | VIZ_VIEWPORT_Z_ORDER, 0.6, 0.6, 0.4, 0.4);
|
---|
[100] | 686 |
|
---|
| 687 | vizvp->setBackgroundColour(ColourValue(0.0, 0.3, 0.2, 1));
|
---|
| 688 |
|
---|
| 689 | vizvp->setOverlaysEnabled(false);
|
---|
| 690 | // Alter the camera aspect ratio to match the viewport
|
---|
| 691 | mVizCamera->setAspectRatio(Real(vizvp->getActualWidth()) /
|
---|
| 692 | Real(vizvp->getActualHeight()));
|
---|
| 693 | //vizvp->setClearEveryFrame(false);
|
---|
| 694 |
|
---|
[104] | 695 | // Create a skyplane (for visualization background)
|
---|
| 696 | /*
|
---|
| 697 | Plane plane;
|
---|
| 698 | plane.d = -1000;
|
---|
[100] | 699 | plane.normal = Vector3::UNIT_Y;
|
---|
[104] | 700 | mSceneMgr->setSkyPlane(true, plane, "Examples/TransparentTest", 4000, 75, false);
|
---|
[103] | 701 | */
|
---|
[104] | 702 |
|
---|
[94] | 703 | }
|
---|
| 704 | else
|
---|
[99] | 705 | {
|
---|
[100] | 706 | mWindow->removeViewport(VIZ_VIEWPORT_Z_ORDER);
|
---|
| 707 | // if octree was enabled for visualization purpose
|
---|
| 708 | mSceneMgr->setOption("ShowOctree", &mShowOctree);
|
---|
[99] | 709 | }
|
---|
[93] | 710 | }
|
---|
| 711 | //-----------------------------------------------------------------------
|
---|
[103] | 712 | void MouseQueryListener::toggleRenderNodesForViz()
|
---|
| 713 | {
|
---|
| 714 | mRenderNodesForViz = !mRenderNodesForViz;
|
---|
| 715 |
|
---|
| 716 | mSceneMgr->setOption("RenderNodesForViz", &mRenderNodesForViz);
|
---|
| 717 | }
|
---|
| 718 | //-----------------------------------------------------------------------
|
---|
[61] | 719 | void MouseQueryListener::keyPressed(KeyEvent* e)
|
---|
| 720 | {
|
---|
| 721 | if(e->getKey() == KC_ESCAPE)
|
---|
| 722 | {
|
---|
| 723 | mShutdownRequested = true;
|
---|
| 724 | e->consume();
|
---|
| 725 | return;
|
---|
| 726 | }
|
---|
| 727 |
|
---|
| 728 | CEGUI::System::getSingleton().injectKeyDown(e->getKey());
|
---|
| 729 | CEGUI::System::getSingleton().injectChar(e->getKeyChar());
|
---|
| 730 | e->consume();
|
---|
| 731 | }
|
---|
| 732 | //-----------------------------------------------------------------------
|
---|
| 733 | void MouseQueryListener::keyReleased(KeyEvent* e)
|
---|
| 734 | {
|
---|
| 735 | CEGUI::System::getSingleton().injectKeyUp(e->getKey());
|
---|
| 736 | e->consume();
|
---|
| 737 | }
|
---|
| 738 | //-----------------------------------------------------------------------
|
---|
| 739 | void MouseQueryListener::keyClicked(KeyEvent* e)
|
---|
| 740 | {
|
---|
| 741 | // Do nothing
|
---|
| 742 | e->consume();
|
---|
| 743 | }
|
---|
[106] | 744 | //-----------------------------------------------------------------------
|
---|
[107] | 745 | void MouseQueryListener::addFrameInfo(SceneNode *camNode, Real timeElapsed)
|
---|
[106] | 746 | {
|
---|
| 747 | frame_info info;
|
---|
| 748 | info.orientation = mCamNode->getOrientation();
|
---|
| 749 | info.position = mCamNode->getPosition();
|
---|
[107] | 750 | info.timeElapsed = timeElapsed;
|
---|
| 751 |
|
---|
| 752 | mFrameInfo.push_back(info);
|
---|
[106] | 753 | }
|
---|
| 754 | //-----------------------------------------------------------------------
|
---|
[107] | 755 | void MouseQueryListener::setCurrentFrameInfo(Real timeElapsed)
|
---|
[106] | 756 | {
|
---|
[108] | 757 | //-- find current frame relative to elapsed frame time
|
---|
[107] | 758 | mTimeElapsed -= timeElapsed;
|
---|
| 759 |
|
---|
| 760 | while ((mTimeElapsed <= 0) && (mCurrentFrame < (int)mFrameInfo.size() - 1))
|
---|
| 761 | {
|
---|
| 762 | mTimeElapsed += mFrameInfo[mCurrentFrame ++].timeElapsed;
|
---|
| 763 | }
|
---|
| 764 |
|
---|
| 765 | frame_info new_frame = mFrameInfo[mCurrentFrame];
|
---|
| 766 | frame_info old_frame = mFrameInfo[mCurrentFrame - 1];
|
---|
| 767 |
|
---|
| 768 | //-- interpolate frames
|
---|
| 769 | Real factor = 1;
|
---|
| 770 |
|
---|
| 771 | if (old_frame.timeElapsed > 0)
|
---|
| 772 | factor = mTimeElapsed / old_frame.timeElapsed;
|
---|
| 773 |
|
---|
| 774 | Vector3 camPos = old_frame.position + factor * (new_frame.position - old_frame.position);
|
---|
| 775 | Quaternion camOrienation = Quaternion::Slerp(factor, old_frame.orientation,
|
---|
| 776 | new_frame.orientation, true);
|
---|
| 777 |
|
---|
| 778 | mCamNode->setPosition(camPos);
|
---|
| 779 | mCamNode->setOrientation(camOrienation);
|
---|
[108] | 780 |
|
---|
[107] | 781 | // stop replay after a full walkthrough
|
---|
| 782 | if (mCurrentFrame == (int)mFrameInfo.size() - 1)
|
---|
| 783 | {
|
---|
| 784 | nextAppState();
|
---|
| 785 | }
|
---|
[106] | 786 | }
|
---|
| 787 |
|
---|
[99] | 788 | /**************************************************************/
|
---|
| 789 | /* VisualizationRenderTargetListener implementation */
|
---|
| 790 | /**************************************************************/
|
---|
[107] | 791 | //-----------------------------------------------------------------------
|
---|
[99] | 792 | VisualizationRenderTargetListener::VisualizationRenderTargetListener(SceneManager *sceneMgr)
|
---|
| 793 | :RenderTargetListener(), mSceneMgr(sceneMgr)
|
---|
| 794 | {
|
---|
| 795 | }
|
---|
[61] | 796 | //-----------------------------------------------------------------------
|
---|
[99] | 797 | void VisualizationRenderTargetListener::preViewportUpdate(const RenderTargetViewportEvent &evt)
|
---|
| 798 | {
|
---|
[100] | 799 | const bool showViz = evt.source->getZOrder() == VIZ_VIEWPORT_Z_ORDER; // visualization viewport
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| 800 | const bool nShowViz = !showViz;
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| 801 |
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| 802 | mSceneMgr->setOption("ShowVisualization", &showViz);
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| 803 | mSceneMgr->setOption("SkyBoxEnabled", &nShowViz);
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| 804 | //mSceneMgr->setOption("SkyPlaneEnabled", &showViz);
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[99] | 805 |
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| 806 | RenderTargetListener::preViewportUpdate(evt);
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| 807 | }
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| 808 | //-----------------------------------------------------------------------
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| 809 | void VisualizationRenderTargetListener::postRenderTargetUpdate(const RenderTargetEvent &evt)
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| 810 | {
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| 811 | RenderTargetListener::postRenderTargetUpdate(evt);
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| 812 | }
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| 813 | //-----------------------------------------------------------------------
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[61] | 814 | INT WINAPI WinMain( HINSTANCE hInst, HINSTANCE, LPSTR strCmdLine, INT )
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| 815 | {
|
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| 816 | // Create application object
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| 817 | TestCullingTerrainApplication app;
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| 818 |
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| 819 | try
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| 820 | {
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| 821 | app.go();
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| 822 | }
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| 823 | catch( Ogre::Exception& e )
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| 824 | {
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[75] | 825 | MessageBox( NULL, e.getFullDescription().c_str(),
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| 826 | "An exception has occured!", MB_OK | MB_ICONERROR | MB_TASKMODAL);
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[61] | 827 | }
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| 828 |
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| 829 | return 0;
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| 830 | } |
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