[12] | 1 | /**
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| 2 | \file
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| 3 | TestCullingApplication.cpp
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| 4 | \brief
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| 5 | Tests the occlusion culling algorithm
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| 6 | */
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| 7 |
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[29] | 8 | //#pragma warning (push)
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| 9 | //#pragma warning( disable : 4267 )
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[28] | 10 |
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| 11 | #include <OgreNoMemoryMacros.h>
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| 12 | #include <CEGUI/CEGUI.h>
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| 13 | #include <../CEGUIRenderer/include/OgreCEGUIRenderer.h>
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| 14 | #include <../CEGUIRenderer/include/OgreCEGUIResourceProvider.h>
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| 15 | #include <../CEGUIRenderer/include/OgreCEGUITexture.h>
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| 16 | #include <OgreMemoryMacros.h>
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[29] | 17 | //#pragma warning (pop)
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[28] | 18 | /*
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[18] | 19 | #include <CEGUI/CEGUIImageset.h>
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| 20 | #include <CEGUI/CEGUISystem.h>
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| 21 | #include <CEGUI/CEGUISchemeManager.h>
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| 22 | #include <CEGUI/CEGUIWindowManager.h>
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| 23 | #include <CEGUI/CEGUIWindow.h>
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| 24 | #include <CEGUI/CEGUILogger.h>
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| 25 | #include <CEGUI/elements/CEGUICombobox.h>
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| 26 | #include <CEGUI/elements/CEGUIListbox.h>
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| 27 | #include <CEGUI/elements/CEGUIListboxTextItem.h>
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| 28 | #include <CEGUI/elements/CEGUIPushButton.h>
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| 29 | #include <CEGUI/elements/CEGUIScrollbar.h>
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| 30 | #include <CEGUI/elements/CEGUIStaticImage.h>
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| 31 |
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| 32 | #include "OgreCEGUIRenderer.h"
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| 33 | #include "OgreCEGUIResourceProvider.h"
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[28] | 34 | */
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[12] | 35 | #include "Ogre.h"
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| 36 | #include "TestCullingApplication.h"
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| 37 |
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| 38 | #define WIN32_LEAN_AND_MEAN
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| 39 | #include "windows.h"
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| 40 |
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[29] | 41 | /***********************************************/
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| 42 | /* TestCullingApplication implementation */
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| 43 | /***********************************************/
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| 44 |
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| 45 |
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| 46 | //-----------------------------------------------------------------------
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[12] | 47 | void TestCullingApplication::createScene(void)
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| 48 | {
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| 49 | // Create a skybox
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| 50 | mSceneMgr->setSkyBox(true, "Examples/SpaceSkyBox");
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| 51 | mShip = mSceneMgr->createEntity("razor", "razor.mesh");
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| 52 | mShipNode = mSceneMgr->getRootSceneNode()->createChildSceneNode();
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| 53 | mShipNode->attachObject(mShip);
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| 54 |
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| 55 | mSceneMgr->setAmbientLight(ColourValue(0.5, 0.5, 0.5));
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[18] | 56 |
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| 57 | // CEGUI setup
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| 58 | mGUIRenderer = new CEGUI::OgreCEGUIRenderer(mWindow, Ogre::RENDER_QUEUE_OVERLAY, false, 3000, ST_GENERIC);
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| 59 | mGUISystem = new CEGUI::System(mGUIRenderer);
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| 60 |
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| 61 | // Mouse
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| 62 | CEGUI::SchemeManager::getSingleton().loadScheme((CEGUI::utf8*)"TaharezLook.scheme");
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| 63 | CEGUI::MouseCursor::getSingleton().setImage("TaharezLook", "MouseArrow");
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| 64 | mGUISystem->setDefaultMouseCursor(
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| 65 | (CEGUI::utf8*)"TaharezLook", (CEGUI::utf8*)"MouseArrow");
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| 66 |
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| 67 | CEGUI::MouseCursor::getSingleton().show( );
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| 68 |
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| 69 | /* CEGUI::Window* sheet =
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| 70 | CEGUI::WindowManager::getSingleton().loadWindowLayout(
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| 71 | (CEGUI::utf8*)"ogregui.layout");
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| 72 |
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| 73 | mGUISystem->setGUISheet(sheet);*/
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[12] | 74 | }
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[29] | 75 | //-----------------------------------------------------------------------
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| 76 | void TestCullingApplication::createFrameListener(void)
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| 77 | {
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| 78 | mFrameListener= new MouseQueryListener(mWindow, mCamera, mSceneMgr, mGUIRenderer, mShipNode);
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| 79 | mFrameListener->showDebugOverlay(true);
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| 80 | mRoot->addFrameListener(mFrameListener);
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| 81 | }
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| 82 | //-----------------------------------------------------------------------
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| 83 | void TestCullingApplication::chooseSceneManager(void)
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| 84 | {
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| 85 | mSceneMgr = mRoot->getSceneManager(ST_GENERIC);
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| 86 | }
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[12] | 87 |
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[29] | 88 | /***********************************************/
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| 89 | /* MouseQueryListener implementation */
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| 90 | /***********************************************/
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[12] | 91 |
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[29] | 92 | //-----------------------------------------------------------------------
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| 93 | MouseQueryListener::MouseQueryListener(RenderWindow* win, Camera* cam, SceneManager *sceneManager, CEGUI::Renderer *renderer,
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| 94 | SceneNode* shipNode)
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| 95 | : ExampleFrameListener(win, cam, false, true), mGUIRenderer(renderer), mShipNode(shipNode)//, mShutdownRequested(false)
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| 96 | {
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| 97 |
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| 98 | // Setup default variables
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| 99 | mCurrentObject = NULL;
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| 100 | mLMouseDown = false;
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| 101 | mRMouseDown = false;
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| 102 | mSceneMgr = sceneManager;
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| 103 |
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| 104 | // Reduce move speed
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| 105 | mMoveSpeed = 50;
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| 106 | mRotateSpeed *= 2;
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| 107 |
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[32] | 108 | mCurrentAlgorithm = OcclusionCullingSceneTraverser::RENDER_COHERENT;
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| 109 | mThreshold = 0;
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[29] | 110 |
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| 111 | // Register this so that we get mouse events.
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| 112 | mEventProcessor->addMouseListener(this);
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| 113 | mEventProcessor->addMouseMotionListener(this);
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| 114 | mEventProcessor->addKeyListener(this);
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| 115 |
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| 116 | // show overlay
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[30] | 117 | Overlay* pOver = OverlayManager::getSingleton().getByName("Example/OcclusionDemoOverlay");
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| 118 |
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| 119 | mAlgorithmInfo = OverlayManager::getSingleton().getOverlayElement("Example/Occlusion/AlgorithmInfo");
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| 120 | mThresholdInfo = OverlayManager::getSingleton().getOverlayElement("Example/Occlusion/ThresholdInfo");
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| 121 | mFrustumCulledNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Occlusion/FrustumCulledNodesInfo");
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| 122 | mQueryCulledNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Occlusion/QueryCulledNodesInfo");
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| 123 | mTraversedNodesInfo = OverlayManager::getSingleton().getOverlayElement("Example/Occlusion/TraversedNodesInfo");
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[32] | 124 |
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[29] | 125 | mAlgorithmInfo->setCaption(": " + mCurrentAlgorithmCaptions[mCurrentAlgorithm]);
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[32] | 126 | mThresholdInfo->setCaption(": 0");
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[30] | 127 | mFrustumCulledNodesInfo->setCaption(": 0");
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| 128 | mQueryCulledNodesInfo->setCaption(": 0");
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| 129 | mTraversedNodesInfo->setCaption(": 0");
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| 130 |
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[29] | 131 | pOver->show();
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| 132 | } // MouseQueryListener
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| 133 | //-----------------------------------------------------------------------
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[18] | 134 | void MouseQueryListener::mouseMoved (MouseEvent *e)
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| 135 | {
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| 136 | // Update CEGUI with the mouse motion
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| 137 | CEGUI::System::getSingleton().injectMouseMove(e->getRelX() * mGUIRenderer->getWidth(), e->getRelY() * mGUIRenderer->getHeight());
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| 138 | }
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[29] | 139 | //-----------------------------------------------------------------------
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[18] | 140 | void MouseQueryListener::mousePressed(MouseEvent* e)
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| 141 | {
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| 142 | // Left mouse button down
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| 143 | if (e->getButtonID() & InputEvent::BUTTON0_MASK)
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| 144 | {
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| 145 | CEGUI::MouseCursor::getSingleton().hide( );
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| 146 | mLMouseDown = true;
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| 147 | } // if
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| 148 | // Right mouse button down
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| 149 | else if (e->getButtonID() & InputEvent::BUTTON1_MASK)
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| 150 | {
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| 151 | CEGUI::MouseCursor::getSingleton().hide( );
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| 152 | mRMouseDown = true;
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| 153 | } // else if
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| 154 | } // mousePressed
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| 155 |
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[29] | 156 | //-----------------------------------------------------------------------
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[18] | 157 | void MouseQueryListener::mouseReleased(MouseEvent* e)
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| 158 | {
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| 159 | // Left mouse button up
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| 160 | if (e->getButtonID() & InputEvent::BUTTON0_MASK)
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| 161 | {
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| 162 | CEGUI::MouseCursor::getSingleton().show( );
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| 163 | mLMouseDown = false;
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| 164 | } // if
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| 165 | // Right mouse button up
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| 166 | else if (e->getButtonID() & InputEvent::BUTTON1_MASK)
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| 167 | {
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| 168 | CEGUI::MouseCursor::getSingleton().show( );
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| 169 | mRMouseDown = false;
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| 170 | } // else if
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| 171 | } // mouseReleased
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[29] | 172 | //-----------------------------------------------------------------------
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[18] | 173 | void MouseQueryListener::mouseDragged (MouseEvent *e)
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| 174 | {
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| 175 | // If we are dragging the left mouse button.
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| 176 | if ( mLMouseDown )
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| 177 | {
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| 178 | mShipNode->translate(-e->getRelX() * 200, -e->getRelY() * 200, 0.0);
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| 179 | } // if
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| 180 |
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| 181 | // If we are dragging the right mouse button.
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| 182 | else if ( mRMouseDown )
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| 183 | {
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| 184 | mCamera->yaw( -e->getRelX() * mRotateSpeed );
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| 185 | mCamera->pitch( -e->getRelY() * mRotateSpeed );
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| 186 | } // else if
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| 187 | } // mouseDragged
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[29] | 188 | //-----------------------------------------------------------------------
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| 189 | bool MouseQueryListener::frameEnded(const FrameEvent& evt)
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| 190 | {
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[32] | 191 | if (mShutdownRequested)
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| 192 | return false;
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| 193 |
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[29] | 194 | if (timeDelay >= 0)
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| 195 | timeDelay -= evt.timeSinceLastFrame;
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[18] | 196 |
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[32] | 197 | KEY_PRESSED(KC_SPACE, 0.3, changeAlgorithm());
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| 198 |
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| 199 | KEY_PRESSED(KC_SUBTRACT, 0.3, changeThreshold(-10));
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| 200 | KEY_PRESSED(KC_ADD, 0, changeThreshold(10));
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| 201 | //KEY_PRESSED(KC_T, 1, change);
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[29] | 202 |
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[30] | 203 | changeStats();
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| 204 |
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[29] | 205 | return ExampleFrameListener::frameStarted(evt) && ExampleFrameListener::frameEnded(evt);
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| 206 | }
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| 207 | //-----------------------------------------------------------------------
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[32] | 208 | void MouseQueryListener::changeThreshold(int incr)
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| 209 | {
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| 210 | mThreshold += incr; if(mThreshold < 0) mThreshold = 0;
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| 211 |
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| 212 | char str[100]; sprintf(str,": %d", mThreshold);
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| 213 |
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| 214 | mSceneMgr->setOption("Threshold", &mThreshold);
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| 215 | mThresholdInfo->setCaption(str);
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| 216 | }
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| 217 | //-----------------------------------------------------------------------
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[29] | 218 | void MouseQueryListener::changeAlgorithm()
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| 219 | {
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[32] | 220 | mCurrentAlgorithm = ++mCurrentAlgorithm % OcclusionCullingSceneTraverser::NUM_RENDERMODES;
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[18] | 221 |
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[30] | 222 | mAlgorithmInfo->setCaption(": " + mCurrentAlgorithmCaptions[mCurrentAlgorithm]);
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[29] | 223 | mSceneMgr->setOption("Algorithm", &mCurrentAlgorithm);
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| 224 | }
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[30] | 225 | //-----------------------------------------------------------------------
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| 226 | void MouseQueryListener::changeStats()
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| 227 | {
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| 228 | unsigned int opt = 0;
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[31] | 229 | char str[100];
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[32] | 230 |
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| 231 | mSceneMgr->getOption("NumFrustumCulledNodes", &opt); sprintf(str,": %d", opt);
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| 232 | mFrustumCulledNodesInfo->setCaption(str);
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| 233 |
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| 234 | mSceneMgr->getOption("NumQueryCulledNodes", &opt); sprintf(str,": %d", opt);
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| 235 | mQueryCulledNodesInfo->setCaption(str);
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| 236 |
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| 237 | mSceneMgr->getOption("NumTraversedNodes", &opt); sprintf(str,": %d", opt);
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| 238 | mTraversedNodesInfo->setCaption(str);
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[30] | 239 | }
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| 240 | //-----------------------------------------------------------------------
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[32] | 241 | void MouseQueryListener::keyPressed(KeyEvent* e)
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| 242 | {
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| 243 | if(e->getKey() == KC_ESCAPE)
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| 244 | {
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| 245 | mShutdownRequested = true;
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| 246 | e->consume();
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| 247 | return;
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| 248 | }
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| 249 |
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| 250 | CEGUI::System::getSingleton().injectKeyDown(e->getKey());
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| 251 | CEGUI::System::getSingleton().injectChar(e->getKeyChar());
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| 252 | e->consume();
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| 253 | }
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| 254 | //-----------------------------------------------------------------------
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| 255 | void MouseQueryListener::keyReleased(KeyEvent* e)
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| 256 | {
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| 257 | CEGUI::System::getSingleton().injectKeyUp(e->getKey());
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| 258 | e->consume();
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| 259 | }
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| 260 | //-----------------------------------------------------------------------
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| 261 | void MouseQueryListener::keyClicked(KeyEvent* e)
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| 262 | {
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| 263 | // Do nothing
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| 264 | e->consume();
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| 265 | }
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| 266 | //-----------------------------------------------------------------------
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[12] | 267 | INT WINAPI WinMain( HINSTANCE hInst, HINSTANCE, LPSTR strCmdLine, INT )
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| 268 | {
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| 269 | // Create application object
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| 270 | TestCullingApplication app;
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| 271 |
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[16] | 272 | try {
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[12] | 273 | app.go();
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| 274 | } catch( Ogre::Exception& e ) {
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| 275 | MessageBox( NULL, e.getFullDescription().c_str(), "An exception has occured!", MB_OK | MB_ICONERROR | MB_TASKMODAL);
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[16] | 276 | }
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[12] | 277 |
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| 278 | return 0;
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[18] | 279 | } |
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