[61] | 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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[901] | 7 | #include <OgreIteratorWrappers.h>
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[100] | 8 | #include <Ogre.h>
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[61] | 9 | #include "TestCullingTerrainApplication.h"
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[173] | 10 | #include "TerrainFrameListener.h"
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[61] | 11 |
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[999] | 12 | // #include "OgreColladaPrerequisites.h"
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| 13 | #include "OgreColladaDocument.h"
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| 14 | #include "OgreColladaScene.h"
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| 15 |
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| 16 |
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[866] | 17 | #include "IVReader.h"
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| 18 |
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[61] | 19 | #define WIN32_LEAN_AND_MEAN
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[94] | 20 | #include <windows.h>
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[61] | 21 |
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[901] | 22 | const static bool USE_STATIC_GEOMETRY = false;
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[866] | 23 | bool TestCullingTerrainApplication::msShowHillyTerrain = false;
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[164] | 24 |
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[924] | 25 |
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| 26 |
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[999] | 27 | /*************************************************************/
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| 28 | /* EntityState implementation */
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| 29 | /*************************************************************/
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[173] | 30 |
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[866] | 31 |
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[164] | 32 | Vector3 EntityState::msMinPos = Vector3::ZERO;
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| 33 | Vector3 EntityState::msMaxPos = Vector3::ZERO;
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| 34 |
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[161] | 35 | EntityState::EntityState(Entity *ent, State entityState, Real speed):
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| 36 | mEntity(ent), mState(entityState), mAnimationSpeed(speed)
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| 37 | {
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| 38 | switch(entityState)
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| 39 | {
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| 40 | case MOVING:
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| 41 | mAnimationState = mEntity->getAnimationState("Walk");
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| 42 | break;
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| 43 | case WAITING:
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| 44 | mAnimationState = mEntity->getAnimationState("Idle");
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| 45 | break;
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| 46 | case STOP:
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| 47 | mAnimationState = NULL;
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| 48 | break;
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| 49 | default:
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| 50 | break;
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| 51 | }
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| 52 | // enable animation state
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| 53 | if (mAnimationState)
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| 54 | {
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| 55 | mAnimationState->setLoop(true);
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| 56 | mAnimationState->setEnabled(true);
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| 57 | }
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[901] | 58 |
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[161] | 59 | mTimeElapsed = Math::RangeRandom(1, 5);
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| 60 | }
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| 61 | //-----------------------------------------------------------------------
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[164] | 62 | EntityState::~EntityState()
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| 63 | {
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| 64 | mAnimationState = NULL;
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| 65 | mEntity = NULL;
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| 66 | }
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| 67 | //-----------------------------------------------------------------------
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[161] | 68 | Entity *EntityState::GetEntity()
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| 69 | {
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| 70 | return mEntity;
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| 71 | }
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| 72 | //-----------------------------------------------------------------------
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| 73 | EntityState::State EntityState::GetState()
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| 74 | {
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| 75 | return mState;
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| 76 | }
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| 77 | //-----------------------------------------------------------------------
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| 78 | void EntityState::update(Real timeSinceLastFrame)
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| 79 | {
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| 80 | mTimeElapsed -= timeSinceLastFrame * mAnimationSpeed;
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[164] | 81 |
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| 82 | if (!mEntity || !mAnimationState)
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| 83 | return;
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[161] | 84 |
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| 85 | if (mState == MOVING) // toggle between moving (longer) and waiting (short)
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| 86 | {
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| 87 | SceneNode *parent = mEntity->getParentSceneNode();
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[164] | 88 |
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| 89 | if (!parent)
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| 90 | return;
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[161] | 91 |
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| 92 | if (mTimeElapsed <= 0) // toggle animation state
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| 93 | {
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| 94 | if (mAnimationState->getAnimationName() == "Idle")
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| 95 | {
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| 96 | SetAnimationState("Walk", true);
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[164] | 97 |
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| 98 | mTimeElapsed = walk_duration; // walk for mTimeElapsed units
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[161] | 99 |
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[164] | 100 | // choose random rotation
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| 101 | Radian rnd = Radian(Math::UnitRandom() * Math::PI * rotate_factor);
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[161] | 102 |
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| 103 | //mEntity->getParentSceneNode()->rotate();
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| 104 | parent->yaw(rnd);
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| 105 | }
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| 106 | else
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| 107 | {
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| 108 | SetAnimationState("Idle", true);
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[164] | 109 | mTimeElapsed = wait_duration; // wait for mTimeElapsed seconds
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[161] | 110 | }
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| 111 | }
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| 112 |
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[164] | 113 | if (mAnimationState->getAnimationName() == "Walk") // move forward
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[161] | 114 | {
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[164] | 115 | // store old position, just in case we get out of bounds
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[161] | 116 | Vector3 oldPos = parent->getPosition();
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[164] | 117 | parent->translate(parent->getLocalAxes(), Vector3(move_factor * mAnimationSpeed, 0, 0));
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[161] | 118 |
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[164] | 119 | // HACK: if out of bounds => reset to old position and set animationstate to idle
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[161] | 120 | if (OutOfBounds(parent))
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| 121 | {
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| 122 | parent->setPosition(oldPos);
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[164] | 123 | SetAnimationState("Idle", true);
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[161] | 124 |
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[164] | 125 | mTimeElapsed = wait_duration;
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[161] | 126 | }
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| 127 | }
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| 128 | }
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| 129 |
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[164] | 130 | // add time to drive animation
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| 131 | mAnimationState->addTime(timeSinceLastFrame * mAnimationSpeed);
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[161] | 132 | }
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| 133 | //-----------------------------------------------------------------------
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| 134 | void EntityState::SetAnimationState(String stateStr, bool loop)
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| 135 | {
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[164] | 136 | if (!mEntity)
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| 137 | return;
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| 138 |
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[161] | 139 | mAnimationState = mEntity->getAnimationState(stateStr);
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| 140 | mAnimationState->setLoop(loop);
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| 141 | mAnimationState->setEnabled(true);
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| 142 | }
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| 143 | //-----------------------------------------------------------------------
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| 144 | bool EntityState::OutOfBounds(SceneNode *node)
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| 145 | {
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| 146 | Vector3 pos = node->getPosition();
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| 147 |
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| 148 | if ((pos > msMinPos) && (pos < msMaxPos))
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[164] | 149 | return false;
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[161] | 150 |
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[164] | 151 | return true;
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[161] | 152 | }
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[164] | 153 |
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| 154 |
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| 155 |
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[945] | 156 | /********************************************************************/
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| 157 | /* TestCullingTerrainApplication implementation */
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| 158 | /********************************************************************/
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[160] | 159 |
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| 160 |
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[145] | 161 | TestCullingTerrainApplication::TestCullingTerrainApplication():
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[901] | 162 | mTerrainContentGenerator(NULL),
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| 163 | mRayQueryExecutor(NULL),
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[937] | 164 | mIVReader(NULL),
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| 165 | mFilename("terrain"),
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[945] | 166 | mEnvironmentFilename("generate_viewcells.env")
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[145] | 167 | {
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| 168 | }
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[924] | 169 | //-------------------------------------------------------------------------
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| 170 | void TestCullingTerrainApplication::loadConfig(const String& filename)
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| 171 | {
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| 172 | // TODO matt
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| 173 | // Set up the options
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| 174 | ConfigFile config;
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| 175 | String val;
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| 176 |
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| 177 | config.load(filename);
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| 178 |
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[937] | 179 | std::stringstream d; d << "reading the config file from: " << filename;
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[924] | 180 | LogManager::getSingleton().logMessage(d.str());
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| 181 |
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| 182 | val = config.getSetting("Scene");
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| 183 |
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| 184 | if (!val.empty())
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| 185 | {
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| 186 | mFilename = val.c_str();
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[937] | 187 | d << "\nloading scene from file: " << mFilename;
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[924] | 188 | LogManager::getSingleton().logMessage(d.str());
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| 189 | }
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| 190 |
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[937] | 191 |
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[973] | 192 | /*val = config.getSetting("ViewCells");
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[924] | 193 | if (!val.empty())
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[973] | 194 | { mViewCellsFilename = val.c_str();}*/
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[932] | 195 |
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[937] | 196 | val = config.getSetting("VisibilityEnvironment");
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| 197 |
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| 198 | if (!val.empty())
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| 199 | {
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| 200 | mEnvironmentFilename = val.c_str();
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[973] | 201 | std::stringstream d; d << "loading environment from file: " << mEnvironmentFilename;
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[937] | 202 | LogManager::getSingleton().logMessage(d.str());
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| 203 | }
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| 204 |
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[932] | 205 | Vector3 v = Vector3::UNIT_SCALE;
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| 206 |
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| 207 | val = config.getSetting("ViewX");
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| 208 |
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| 209 | if (!val.empty())
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| 210 | v.x = atof( val.c_str() );
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| 211 |
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| 212 | val = config.getSetting("ViewY");
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| 213 |
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| 214 | if (!val.empty())
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| 215 | v.y = atof(val.c_str());
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| 216 |
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| 217 | val = config.getSetting("ViewZ");
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| 218 |
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| 219 | if (!val.empty())
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| 220 | v.z = atof( val.c_str());
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| 221 |
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[937] | 222 |
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| 223 | /////////////////////////
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| 224 | // setup scene
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| 225 |
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| 226 | //-- load the scene from specified file
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| 227 | if (!LoadScene(mFilename))
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| 228 | LogManager::getSingleton().logMessage("error loading scene");
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| 229 |
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| 230 |
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| 231 | GtpVisibility::VisibilityManager *mVisManager = NULL;
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| 232 |
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| 233 | //-- load the environment from file
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| 234 | if (mSceneMgr->getOption("VisibilityManager", &mVisManager))
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| 235 | {
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| 236 | GtpVisibility::VisibilityEnvironment *visEnv = mVisManager->GetVisibilityEnvironment();
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| 237 |
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| 238 | if (!visEnv->LoadEnvironment(mEnvironmentFilename))
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| 239 | {
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| 240 | std::stringstream d; d << "failed loading environment from " << mEnvironmentFilename;
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| 241 | LogManager::getSingleton().logMessage(d.str());
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| 242 | }
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| 243 | else //-- load environment options
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| 244 | {
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[973] | 245 | //-- get view cells file name, load view cells only on demand
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[937] | 246 | mViewCellsFilename = visEnv->getViewCellsFileName();
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| 247 |
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| 248 | std::stringstream d; d << "view cells file name: " << mViewCellsFilename;
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| 249 | LogManager::getSingleton().logMessage(d.str());
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| 250 | }
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| 251 | }
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| 252 | else
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| 253 | {
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[973] | 254 | LogManager::getSingleton().logMessage("error: no visibility scenemanager available");
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[937] | 255 | }
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[932] | 256 | // set camera position accordingly
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| 257 | mCamNode->setPosition(v);
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[924] | 258 | }
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[100] | 259 | //-----------------------------------------------------------------------
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[61] | 260 | TestCullingTerrainApplication::~TestCullingTerrainApplication()
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| 261 | {
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[161] | 262 | OGRE_DELETE(mTerrainContentGenerator);
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| 263 | OGRE_DELETE(mRayQueryExecutor);
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[866] | 264 | OGRE_DELETE(mIVReader);
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[164] | 265 |
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[657] | 266 | deleteEntityStates();
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[161] | 267 | }
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| 268 | //-----------------------------------------------------------------------
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| 269 | void TestCullingTerrainApplication::deleteEntityStates()
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| 270 | {
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| 271 | for (int i = 0; i < (int)mEntityStates.size(); ++i)
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[122] | 272 | {
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[164] | 273 | OGRE_DELETE(mEntityStates[i]);
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[122] | 274 | }
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[164] | 275 |
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[161] | 276 | mEntityStates.clear();
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[61] | 277 | }
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| 278 | //-----------------------------------------------------------------------
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[93] | 279 | void TestCullingTerrainApplication::createCamera()
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[61] | 280 | {
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[99] | 281 | // create the camera
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[103] | 282 | mCamera = mSceneMgr->createCamera("PlayerCam");
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[93] | 283 |
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[100] | 284 | /** set a nice viewpoint
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| 285 | * we use a camera node here and apply all transformations on it instead
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| 286 | * of applying all transformations directly to the camera
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| 287 | * because then the camera is displayed correctly in the visualization
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| 288 | */
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[901] | 289 | mCamNode = mSceneMgr->getRootSceneNode()->
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[137] | 290 | createChildSceneNode("CamNode1", Vector3(707, 5000, 528));
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[901] | 291 |
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[100] | 292 | mCamNode->setOrientation(Quaternion(-0.3486, 0.0122, 0.9365, 0.0329));
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| 293 | mCamNode->attachObject(mCamera);
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[901] | 294 |
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[100] | 295 | //-- create visualization camera
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| 296 | mVizCamera = mSceneMgr->createCamera("VizCam");
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| 297 | mVizCamera->setPosition(mCamNode->getPosition());
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| 298 |
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| 299 | mVizCamera->setNearClipDistance(1);
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[93] | 300 | mCamera->setNearClipDistance(1);
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[61] | 301 |
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[99] | 302 | // infinite far plane?
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[93] | 303 | if (mRoot->getRenderSystem()->getCapabilities()->hasCapability(RSC_INFINITE_FAR_PLANE))
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| 304 | {
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[100] | 305 | mVizCamera->setFarClipDistance(0);
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[93] | 306 | mCamera->setFarClipDistance(0);
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| 307 | }
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| 308 | else
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| 309 | {
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[104] | 310 | mVizCamera->setFarClipDistance(20000);
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| 311 | mCamera->setFarClipDistance(20000);
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[99] | 312 | }
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[61] | 313 | }
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[99] | 314 |
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[61] | 315 | //-----------------------------------------------------------------------
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[99] | 316 | bool TestCullingTerrainApplication::setup()
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| 317 | {
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[145] | 318 | bool carryOn = ExampleApplication::setup();
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[99] | 319 |
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[145] | 320 | if (carryOn)
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[144] | 321 | createRenderTargetListener();
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[99] | 322 |
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[145] | 323 | return carryOn;
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[99] | 324 | }
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| 325 | //-----------------------------------------------------------------------
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| 326 | void TestCullingTerrainApplication::createRenderTargetListener()
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| 327 | {
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| 328 | mWindow->addListener(new VisualizationRenderTargetListener(mSceneMgr));
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| 329 | }
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| 330 | //-----------------------------------------------------------------------
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[1003] | 331 | bool TestCullingTerrainApplication::LoadSceneCollada(const String &filename,
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| 332 | SceneNode *root,
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| 333 | const int index)
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[866] | 334 | {
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[999] | 335 | // Collada
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| 336 | ColladaDocument *daeDoc = new ColladaDocument(mSceneMgr);
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| 337 |
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[1003] | 338 | String daeName = filename;
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| 339 | //if (daeName.empty())
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| 340 | // daeName = "City_1500.dae";
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[999] | 341 |
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| 342 | // default directory
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[1003] | 343 | //daeName.insert(0, "../../media/models/collada/City");
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[999] | 344 | LogManager::getSingleton().logMessage("ColladaDocument - import started");
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[1003] | 345 |
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[999] | 346 | // full import
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| 347 | if (daeDoc->doImport(daeName))
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| 348 | {
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| 349 | LogManager::getSingleton().logMessage("yuppi");
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| 350 | /**
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| 351 | * build up scene
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| 352 | * if you only want a specific part of the scene graph, you must fetch a scene node
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| 353 | * by its unique node name and give it as parameter
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| 354 | * e.g.
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| 355 | * ColladaSceneNode *box = mScene->getNode("Box2");
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| 356 | * if (box != NULL) box->createOgreInstance(NULL);
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| 357 | */
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| 358 | daeDoc->getScene()->createOgreInstance(NULL);
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[1003] | 359 |
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| 360 | // everything is loaded, we do not need the collada document anymore
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| 361 | delete daeDoc;
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| 362 |
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| 363 | return true;
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[999] | 364 | }
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[1003] | 365 | else
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| 366 | {
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| 367 | LogManager::getSingleton().logMessage("ColladaDocument - import failed");
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| 368 | return false;
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| 369 | }
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[999] | 370 |
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[1003] | 371 | return true;
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| 372 | }
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| 373 | //-----------------------------------------------------------------------
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| 374 | bool TestCullingTerrainApplication::LoadSceneIV(const String &filename,
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| 375 | SceneNode *root,
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| 376 | const int index)
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| 377 | {
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[999] | 378 |
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| 379 |
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[1003] | 380 |
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[866] | 381 | mIVReader = new IVReader();
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| 382 |
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[945] | 383 | Timer *timer = PlatformManager::getSingleton().createTimer();
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| 384 | timer->reset();
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[924] | 385 | if (1)
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[901] | 386 | {
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[932] | 387 | std::string logFilename = "IVLog" + Ogre::StringConverter().toString(index) + ".log";
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| 388 |
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[924] | 389 | Log *log = LogManager::getSingleton().createLog(logFilename);
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| 390 | mIVReader->setLog(log);
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[866] | 391 | }
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| 392 |
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[901] | 393 | //viennaNode->translate(Vector3(-300, -300, 0));
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| 394 |
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[924] | 395 | if (mIVReader->loadFile(filename.c_str()))
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[866] | 396 | {
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[924] | 397 | SceneNode *node = root->createChildSceneNode("IVSceneNode" + index);
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[866] | 398 |
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[924] | 399 | mIVReader->buildTree(mSceneMgr, node);
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[945] | 400 |
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| 401 | mIVReader->collapse();
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[926] | 402 | OGRE_DELETE(mIVReader);
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[945] | 403 |
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| 404 |
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| 405 | std::stringstream d;
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| 406 | d << "loaded " << filename << " in " << timer->getMilliseconds() * 1e-3 << " secs";
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| 407 | LogManager::getSingleton().logMessage(d.str());
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| 408 |
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| 409 | PlatformManager::getSingleton().destroyTimer(timer);
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| 410 |
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| 411 | //-- bake into static geometry
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| 412 | if (USE_STATIC_GEOMETRY)
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| 413 | {
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| 414 | BakeSceneIntoStaticGeometry("staticVienna", "Vienna");
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| 415 | }
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| 416 |
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[924] | 417 | return true;
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[866] | 418 | }
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| 419 |
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[924] | 420 | return false;
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[901] | 421 | }
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| 422 | //--------------------------------------------------------
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| 423 | void TestCullingTerrainApplication::BakeSceneIntoStaticGeometry(const String &staticGeomName,
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| 424 | const String &nodeName)
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| 425 | {
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| 426 | #if OGRE_103
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| 427 | // note: different static geom for roofs, roads, ..., becazse they have same material
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| 428 | StaticGeometry *staticGeom = mSceneMgr->createStaticGeometry(staticGeomName);
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| 429 |
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| 430 | // note: looping over entities here. why does scene node not work?
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| 431 | SceneManager::EntityIterator it = mSceneMgr->getEntityIterator();
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| 432 | while (it.hasMoreElements())
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| 433 | {
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| 434 | Entity *ent = it.getNext();
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| 435 | ent->setVisible(false);
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| 436 | staticGeom->addEntity(ent, ent->getParentSceneNode()->getPosition());
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| 437 | }
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| 438 |
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| 439 | staticGeom->setRegionDimensions(Vector3(100,100,100));
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| 440 | staticGeom->build();
|
---|
| 441 |
|
---|
| 442 | // cleanup node
|
---|
| 443 | //wallsNode->detachAllObjects();
|
---|
| 444 |
|
---|
| 445 | //roofsNode->detachAllObjects();
|
---|
[924] | 446 | //roadsNode->detachAllObjects();
|
---|
[945] | 447 | //planeNode->detachAllObjects();
|
---|
[901] | 448 |
|
---|
| 449 | //viennaNode->removeChild("Walls");
|
---|
| 450 | mSceneMgr->destroySceneNode(nodeName);
|
---|
[866] | 451 | #endif
|
---|
| 452 | }
|
---|
[901] | 453 | //--------------------------------------------------------
|
---|
[75] | 454 | void TestCullingTerrainApplication::createScene()
|
---|
[61] | 455 | {
|
---|
[924] | 456 | //-- load scene
|
---|
[937] | 457 | loadConfig("terrainCulling.cfg");
|
---|
| 458 |
|
---|
[924] | 459 | /////////////////////////////////////
|
---|
| 460 |
|
---|
[61] | 461 | // Set ambient light
|
---|
[417] | 462 | mAmbientLight = ColourValue(0.5, 0.5, 0.5);
|
---|
[139] | 463 | mSceneMgr->setAmbientLight(mAmbientLight);
|
---|
[113] | 464 |
|
---|
[110] | 465 | //-- create light
|
---|
[111] | 466 | mSunLight = mSceneMgr->createLight("SunLight");
|
---|
| 467 | mSunLight->setType(Light::LT_DIRECTIONAL);
|
---|
| 468 | //mSunLight->setType(Light::LT_SPOTLIGHT);
|
---|
[112] | 469 | //mSunLight->setSpotlightRange(Degree(30), Degree(50));
|
---|
| 470 |
|
---|
[111] | 471 | mSunLight->setPosition(707, 2000, 500);
|
---|
| 472 | mSunLight->setCastShadows(true);
|
---|
| 473 |
|
---|
[173] | 474 | // set light angle not too small over the surface, otherwise shadows textures will be broken
|
---|
[113] | 475 | Vector3 dir(0.5, 1, 0.5);
|
---|
[110] | 476 | dir.normalise();
|
---|
[112] | 477 | mSunLight->setDirection(dir);
|
---|
| 478 | //mSunLight->setDirection(Vector3::NEGATIVE_UNIT_Y);
|
---|
[111] | 479 | mSunLight->setDiffuseColour(1, 1, 1);
|
---|
| 480 | mSunLight->setSpecularColour(1, 1, 1);
|
---|
[110] | 481 |
|
---|
[137] | 482 | // -- Fog
|
---|
[61] | 483 | // NB it's VERY important to set this before calling setWorldGeometry
|
---|
| 484 | // because the vertex program picked will be different
|
---|
| 485 | ColourValue fadeColour(0.93, 0.86, 0.76);
|
---|
| 486 | mWindow->getViewport(0)->setBackgroundColour(fadeColour);
|
---|
| 487 | //mSceneMgr->setFog( FOG_LINEAR, fadeColour, .001, 500, 1000);
|
---|
[94] | 488 |
|
---|
[61] | 489 | // Create a skybox
|
---|
[175] | 490 | mSceneMgr->setSkyBox(true, "Examples/CloudyNoonSkyBox", 5000, true);
|
---|
[103] | 491 |
|
---|
[866] | 492 | if (msShowHillyTerrain)
|
---|
| 493 | {
|
---|
| 494 | std::string terrain_cfg("terrain.cfg");
|
---|
[61] | 495 | #if OGRE_PLATFORM == OGRE_PLATFORM_APPLE
|
---|
[866] | 496 | terrain_cfg = mResourcePath + terrain_cfg;
|
---|
[61] | 497 | #endif
|
---|
[866] | 498 | mSceneMgr->setWorldGeometry(terrain_cfg);
|
---|
| 499 | }
|
---|
[75] | 500 |
|
---|
[161] | 501 |
|
---|
[100] | 502 | //-- CEGUI setup
|
---|
[61] | 503 | setupGui();
|
---|
[100] | 504 |
|
---|
[901] | 505 | // occluder plane to test visibility
|
---|
| 506 | if (0)
|
---|
| 507 | {
|
---|
[924] | 508 | Plane plane;
|
---|
| 509 | plane.normal = Vector3::UNIT_Y;
|
---|
| 510 | plane.d = -60;
|
---|
| 511 |
|
---|
[901] | 512 | MeshManager::getSingleton().createPlane("Myplane",
|
---|
| 513 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, plane,
|
---|
| 514 | 5000,5000,100,100,true,1,5,5,Vector3::UNIT_Z);
|
---|
[924] | 515 |
|
---|
[901] | 516 | Entity* pPlaneEnt = mSceneMgr->createEntity( "plane", "Myplane" );
|
---|
| 517 | pPlaneEnt->setMaterialName("Examples/Rockwall");
|
---|
| 518 | pPlaneEnt->setCastShadows(true);
|
---|
| 519 | mSceneMgr->getRootSceneNode()->createChildSceneNode()->attachObject(pPlaneEnt);
|
---|
| 520 | }
|
---|
[159] | 521 |
|
---|
[866] | 522 | // Warning: In GL since we can't go higher than the window res
|
---|
[648] | 523 | mSceneMgr->setShadowTextureSettings(1024, 2);
|
---|
[173] | 524 |
|
---|
[112] | 525 | mSceneMgr->setShadowColour(ColourValue(0.5, 0.5, 0.5));
|
---|
[111] | 526 |
|
---|
[100] | 527 | //-- terrain content setup
|
---|
| 528 |
|
---|
[80] | 529 | // HACK: necessary to call once before the content creation for
|
---|
| 530 | // terrain initialisation
|
---|
| 531 | mSceneMgr->_renderScene(mCamera, mWindow->getViewport(0), true);
|
---|
[74] | 532 |
|
---|
[164] | 533 | // ray query executor: needed to clamp to terrain
|
---|
| 534 | mRayQueryExecutor = new RayQueryExecutor(mSceneMgr);
|
---|
| 535 |
|
---|
| 536 | mTerrainMinPos = EntityState::msMinPos = Vector3(0, 0, 0);
|
---|
[346] | 537 | mTerrainMaxPos = EntityState::msMaxPos = Vector3(5000, 5000, 5000);
|
---|
[164] | 538 |
|
---|
[82] | 539 | mTerrainContentGenerator = new TerrainContentGenerator(mSceneMgr);
|
---|
[945] | 540 |
|
---|
| 541 | if (!msShowHillyTerrain)
|
---|
| 542 | return;
|
---|
| 543 |
|
---|
[160] | 544 | // if no objects in file, we generate new objects
|
---|
[945] | 545 | if (!mTerrainContentGenerator->LoadObjects("objects.out"))
|
---|
[346] | 546 | {
|
---|
[160] | 547 | // the objects are generated randomly distributed over the terrain
|
---|
[937] | 548 | if (1) generateScene(1500, 0); // create robots
|
---|
[723] | 549 | if (0) generateScene(100, 1); // create trees
|
---|
| 550 | if (0) generateScene(100, 2); // create ninjas
|
---|
[346] | 551 | }
|
---|
[61] | 552 | }
|
---|
| 553 | //-----------------------------------------------------------------------
|
---|
[160] | 554 | void TestCullingTerrainApplication::generateScene(int num, int objectType)
|
---|
| 555 | {
|
---|
[345] | 556 | float val = TerrainFrameListener::msObjectScales[objectType];
|
---|
| 557 | Vector3 scale(val, val, val);
|
---|
[347] | 558 | const float maxHeight = 75;
|
---|
[417] | 559 |
|
---|
| 560 | // In order to provide much occlusion,
|
---|
[347] | 561 | // height is restricted to maxHeight => no objects are created on peaks
|
---|
[175] | 562 | mTerrainContentGenerator->SetMinPos(Vector3(mTerrainMinPos));
|
---|
[346] | 563 | mTerrainContentGenerator->SetMaxPos(Vector3(mTerrainMaxPos.x, maxHeight, mTerrainMaxPos.z));
|
---|
[417] | 564 |
|
---|
| 565 | //std::stringstream d; d << "objscale: " << scale[0];
|
---|
| 566 | //Ogre::LogManager::getSingleton().logMessage(d.str());
|
---|
| 567 |
|
---|
[173] | 568 | mTerrainContentGenerator->SetScale(scale);
|
---|
| 569 | mTerrainContentGenerator->SetOffset(TerrainFrameListener::msObjectTerrainOffsets[objectType]);
|
---|
| 570 | mTerrainContentGenerator->GenerateScene(num, TerrainFrameListener::msObjectCaptions[objectType]);
|
---|
| 571 |
|
---|
[160] | 572 | if (objectType != 0) // from our objects, only robot has animation phases
|
---|
| 573 | return;
|
---|
| 574 |
|
---|
| 575 | EntityList *entList = mTerrainContentGenerator->GetGeneratedEntities();
|
---|
| 576 |
|
---|
| 577 | //-- add animation state for new robots (located at the end of the list)
|
---|
[175] | 578 | for (int i = (int)entList->size() - num; i < (int)entList->size(); ++i)
|
---|
[160] | 579 | {
|
---|
[161] | 580 | mEntityStates.push_back(new EntityState((*entList)[i],
|
---|
| 581 | EntityState::WAITING, Math::RangeRandom(0.5, 1.5)));
|
---|
[160] | 582 | }
|
---|
[175] | 583 |
|
---|
[347] | 584 | // release limitations on height => it is possible for the user to put single
|
---|
| 585 | // objects on peaks of the terrain (will be only few, not relevant for occlusion)
|
---|
[175] | 586 | mTerrainContentGenerator->SetMaxPos(mTerrainMaxPos);
|
---|
[160] | 587 | }
|
---|
| 588 | //-----------------------------------------------------------------------
|
---|
[161] | 589 | void TestCullingTerrainApplication::updateAnimations(Real timeSinceLastFrame)
|
---|
[160] | 590 | {
|
---|
[161] | 591 | for (int i = 0; i < (int)mEntityStates.size(); ++i)
|
---|
| 592 | {
|
---|
[164] | 593 | SceneNode *sn = mEntityStates[i]->GetEntity()->getParentSceneNode();
|
---|
[161] | 594 |
|
---|
| 595 | mEntityStates[i]->update(timeSinceLastFrame);
|
---|
| 596 |
|
---|
| 597 | if (mEntityStates[i]->GetState() == EntityState::MOVING)
|
---|
| 598 | {
|
---|
[164] | 599 | Clamp2Terrain(sn, 0); //sn->setNodeVisible(false);
|
---|
[161] | 600 | }
|
---|
| 601 | }
|
---|
[160] | 602 | }
|
---|
| 603 | //-----------------------------------------------------------------------
|
---|
[161] | 604 | EntityStates &TestCullingTerrainApplication::getEntityStates()
|
---|
[160] | 605 | {
|
---|
[161] | 606 | return mEntityStates;
|
---|
[160] | 607 | }
|
---|
| 608 | //-----------------------------------------------------------------------
|
---|
[80] | 609 | void TestCullingTerrainApplication::setupGui()
|
---|
[61] | 610 | {
|
---|
[901] | 611 | #if OGRE103
|
---|
[75] | 612 | mGUIRenderer = new CEGUI::OgreCEGUIRenderer(mWindow, Ogre::RENDER_QUEUE_OVERLAY,
|
---|
| 613 | false, 3000, ST_EXTERIOR_CLOSE);
|
---|
[901] | 614 | #else
|
---|
| 615 | mGUIRenderer = new CEGUI::OgreCEGUIRenderer(mWindow, Ogre::RENDER_QUEUE_OVERLAY,
|
---|
| 616 | false, 3000, mSceneMgr);
|
---|
| 617 | #endif
|
---|
[61] | 618 | mGUISystem = new CEGUI::System(mGUIRenderer);
|
---|
| 619 |
|
---|
| 620 | // Mouse
|
---|
| 621 | CEGUI::SchemeManager::getSingleton().loadScheme((CEGUI::utf8*)"TaharezLook.scheme");
|
---|
| 622 | CEGUI::MouseCursor::getSingleton().setImage("TaharezLook", "MouseArrow");
|
---|
[133] | 623 | mGUISystem->setDefaultMouseCursor((CEGUI::utf8*)"TaharezLook",
|
---|
| 624 | (CEGUI::utf8*)"MouseArrow");
|
---|
[61] | 625 |
|
---|
[418] | 626 | CEGUI::MouseCursor::getSingleton().hide();
|
---|
[61] | 627 | }
|
---|
| 628 | //-----------------------------------------------------------------------
|
---|
[80] | 629 | void TestCullingTerrainApplication::createFrameListener()
|
---|
[61] | 630 | {
|
---|
[133] | 631 | mTerrainFrameListener = new TerrainFrameListener(mWindow, mCamera, mSceneMgr,
|
---|
[160] | 632 | mGUIRenderer, mTerrainContentGenerator, mVizCamera, mCamNode, mSunLight, this);
|
---|
[120] | 633 |
|
---|
[115] | 634 | mRoot->addFrameListener(mTerrainFrameListener);
|
---|
[61] | 635 | }
|
---|
| 636 | //-----------------------------------------------------------------------
|
---|
[80] | 637 | void TestCullingTerrainApplication::chooseSceneManager()
|
---|
[61] | 638 | {
|
---|
[901] | 639 | #ifdef OGRE_103
|
---|
[866] | 640 | if (msShowHillyTerrain)
|
---|
| 641 | {
|
---|
| 642 | // Terrain scene manager
|
---|
| 643 | mSceneMgr = mRoot->getSceneManager(ST_EXTERIOR_CLOSE);
|
---|
| 644 | }
|
---|
| 645 | else
|
---|
| 646 | { // octree scene manager
|
---|
| 647 | mSceneMgr = mRoot->getSceneManager(ST_GENERIC);
|
---|
| 648 | }
|
---|
[901] | 649 | #else
|
---|
| 650 | if (msShowHillyTerrain)
|
---|
| 651 | {
|
---|
[924] | 652 | //mSceneMgr = mRoot->createSceneManager("TerrainSceneManager");
|
---|
| 653 | mSceneMgr = mRoot->createSceneManager("OcclusionCullingSceneManager");
|
---|
[999] | 654 | //mSceneMgr = mRoot->createSceneManager("KdTreeSceneManager");
|
---|
| 655 | //mSceneMgr = mRoot->createSceneManager("OctreeSceneManager");
|
---|
[901] | 656 | }
|
---|
| 657 | else
|
---|
[973] | 658 | {
|
---|
[901] | 659 | //mSceneMgr = mRoot->createSceneManager("OctreeSceneManager");
|
---|
[924] | 660 | mSceneMgr = mRoot->createSceneManager("OcclusionCullingSceneManager");
|
---|
[999] | 661 | //mSceneMgr = mRoot->createSceneManager("KdTreeSceneManager");
|
---|
| 662 | //mSceneMgr = mRoot->createSceneManager("OctreeSceneManager");
|
---|
[901] | 663 | }
|
---|
| 664 |
|
---|
| 665 | #endif
|
---|
[61] | 666 | }
|
---|
[161] | 667 | //-----------------------------------------------------------------------
|
---|
| 668 | bool TestCullingTerrainApplication::Clamp2Terrain(SceneNode *node, int terrainOffs)
|
---|
| 669 | {
|
---|
| 670 | // clamp scene node to terrain
|
---|
| 671 | Vector3 pos = node->getPosition();
|
---|
| 672 | Vector3 queryResult;
|
---|
| 673 |
|
---|
| 674 | if (mRayQueryExecutor->executeRayQuery(&queryResult,
|
---|
| 675 | Vector3(pos.x, MAX_HEIGHT, pos.z), Vector3::NEGATIVE_UNIT_Y))
|
---|
| 676 | {
|
---|
| 677 | node->setPosition(pos.x, queryResult.y + terrainOffs, pos.z);
|
---|
| 678 | return true;
|
---|
| 679 | }
|
---|
| 680 |
|
---|
| 681 | return false;
|
---|
| 682 | }
|
---|
| 683 |
|
---|
[866] | 684 | //-----------------------------------------------------------------------
|
---|
| 685 | bool TestCullingTerrainApplication::Clamp2FloorPlane()
|
---|
| 686 | {
|
---|
| 687 | // clamp to floor plane
|
---|
| 688 | RaySceneQuery *raySceneQuery = mSceneMgr->createRayQuery(
|
---|
| 689 | Ray(mCamNode->getPosition(), Vector3::NEGATIVE_UNIT_Y));
|
---|
[161] | 690 |
|
---|
[866] | 691 | RaySceneQueryResult& qryResult = raySceneQuery->execute();
|
---|
| 692 |
|
---|
| 693 | RaySceneQueryResult::iterator rit = qryResult.begin();
|
---|
| 694 |
|
---|
| 695 | while (rit != qryResult.end() && rit->movable)
|
---|
| 696 | {
|
---|
| 697 | if (rit->movable->getName() != "PlayerCam")
|
---|
| 698 | {
|
---|
| 699 | mCamNode->setPosition(mCamNode->getPosition().x,
|
---|
| 700 | rit->movable->getWorldBoundingBox().getCenter().y + 2,
|
---|
| 701 | mCamNode->getPosition().z);
|
---|
| 702 |
|
---|
[924] | 703 | /*
|
---|
| 704 | std::stringstream d;
|
---|
[866] | 705 | d << "World: " << it->movable->getWorldBoundingBox().getCenter().y <<
|
---|
| 706 | ", Object: " << it->movable->getBoundingBox().getCenter().y <<
|
---|
| 707 | ", Camera: " << mCamera->getDerivedPosition();
|
---|
| 708 |
|
---|
| 709 | LogManager::getSingleton().logMessage(d.str());*/
|
---|
| 710 |
|
---|
| 711 | return true;
|
---|
| 712 | }
|
---|
| 713 |
|
---|
| 714 | ++ rit;
|
---|
| 715 | }
|
---|
| 716 |
|
---|
| 717 | OGRE_DELETE(raySceneQuery);
|
---|
| 718 | return false;
|
---|
| 719 | }
|
---|
| 720 |
|
---|
[924] | 721 | //-----------------------------------------------------------------------
|
---|
| 722 | // splits strings containing multiple file names
|
---|
| 723 | static int SplitFilenames(const std::string str, std::vector<std::string> &filenames)
|
---|
| 724 | {
|
---|
| 725 | int pos = 0;
|
---|
[866] | 726 |
|
---|
[924] | 727 | while(1)
|
---|
| 728 | {
|
---|
| 729 | int npos = (int)str.find(';', pos);
|
---|
| 730 |
|
---|
| 731 | if (npos < 0 || npos - pos < 1)
|
---|
| 732 | break;
|
---|
| 733 | filenames.push_back(std::string(str, pos, npos - pos));
|
---|
| 734 | pos = npos + 1;
|
---|
| 735 | }
|
---|
| 736 |
|
---|
| 737 | filenames.push_back(std::string(str, pos, str.size() - pos));
|
---|
| 738 | return (int)filenames.size();
|
---|
| 739 | }
|
---|
[866] | 740 |
|
---|
[924] | 741 | //-----------------------------------------------------------------------
|
---|
[937] | 742 | bool TestCullingTerrainApplication::LoadScene(const String &filename)
|
---|
[924] | 743 | {
|
---|
| 744 | using namespace std;
|
---|
| 745 | // use leaf nodes of the original spatial hierarchy as occludees
|
---|
| 746 | vector<string> filenames;
|
---|
| 747 | int files = SplitFilenames(filename, filenames);
|
---|
| 748 |
|
---|
| 749 | std::stringstream d;
|
---|
| 750 | d << "number of input files: " << files << "\n";
|
---|
| 751 | LogManager::getSingleton().logMessage(d.str());
|
---|
| 752 |
|
---|
| 753 | bool result = false;
|
---|
| 754 | vector<string>::const_iterator fit, fit_end = filenames.end();
|
---|
| 755 | int i = 0;
|
---|
| 756 | // root for different files
|
---|
| 757 | for (fit = filenames.begin(); fit != fit_end; ++ fit, ++ i)
|
---|
| 758 | {
|
---|
| 759 | const string fn = *fit;
|
---|
| 760 |
|
---|
| 761 | if (strstr(fn.c_str(), ".iv") || strstr(fn.c_str(), ".wrl"))
|
---|
| 762 | {
|
---|
| 763 | // hack: set postion manually for vienna
|
---|
[932] | 764 | //mCamNode->setPosition(Vector3(830, 300, -540));
|
---|
| 765 | //mCamNode->setOrientation(Quaternion(-0.3486, 0.0122, 0.9365, 0.0329));
|
---|
[924] | 766 |
|
---|
| 767 | // load iv files
|
---|
| 768 | LoadSceneIV(fn, mSceneMgr->getRootSceneNode(), i);
|
---|
| 769 | }
|
---|
[1003] | 770 | else if (strstr(filename.c_str(), ".dae"))
|
---|
[924] | 771 | {
|
---|
| 772 | // load collada files
|
---|
[1003] | 773 | // load iv files
|
---|
| 774 | LoadSceneCollada(fn, mSceneMgr->getRootSceneNode(), i);
|
---|
[924] | 775 | }
|
---|
[1003] | 776 | else //if (filename == "terrain")
|
---|
[924] | 777 | {
|
---|
| 778 | // terrain hack
|
---|
| 779 | msShowHillyTerrain = true;
|
---|
| 780 | LogManager::getSingleton().logMessage("loading terrain");
|
---|
| 781 | }
|
---|
| 782 |
|
---|
| 783 | result = true;
|
---|
| 784 | }
|
---|
| 785 |
|
---|
| 786 |
|
---|
| 787 | /*
|
---|
| 788 | if (result)
|
---|
| 789 | {
|
---|
| 790 | int intersectables, faces;
|
---|
| 791 |
|
---|
| 792 | std::stringstream d;
|
---|
| 793 | d << filename << " parsed successfully.\n"
|
---|
| 794 | << "#NUM_OBJECTS (Total numner of objects)\n" << intersectables << "\n"
|
---|
| 795 | << "#NUM_FACES (Total numner of faces)\n" << faces << "\n";
|
---|
| 796 | }
|
---|
| 797 | */
|
---|
| 798 |
|
---|
| 799 | return result;
|
---|
| 800 | }
|
---|
| 801 | //-----------------------------------------------------------------------
|
---|
[937] | 802 | bool TestCullingTerrainApplication::LoadViewCells(const String &filename)
|
---|
[924] | 803 | {
|
---|
[937] | 804 | LogManager::getSingleton().logMessage("loading view cells");
|
---|
[924] | 805 |
|
---|
[937] | 806 | //-- the actual loading happens here
|
---|
[973] | 807 | return mSceneMgr->setOption("LoadViewCells", filename.c_str());
|
---|
[924] | 808 | }
|
---|
| 809 |
|
---|
| 810 |
|
---|
[866] | 811 | /**********************************************************************/
|
---|
[901] | 812 | /* VisualizationRenderTargetListener implementation */
|
---|
[866] | 813 | /**********************************************************************/
|
---|
| 814 |
|
---|
| 815 |
|
---|
[107] | 816 | //-----------------------------------------------------------------------
|
---|
[99] | 817 | VisualizationRenderTargetListener::VisualizationRenderTargetListener(SceneManager *sceneMgr)
|
---|
| 818 | :RenderTargetListener(), mSceneMgr(sceneMgr)
|
---|
| 819 | {
|
---|
| 820 | }
|
---|
[61] | 821 | //-----------------------------------------------------------------------
|
---|
[99] | 822 | void VisualizationRenderTargetListener::preViewportUpdate(const RenderTargetViewportEvent &evt)
|
---|
| 823 | {
|
---|
[133] | 824 | // visualization viewport
|
---|
| 825 | const bool showViz = evt.source->getZOrder() == VIZ_VIEWPORT_Z_ORDER;
|
---|
[100] | 826 | const bool nShowViz = !showViz;
|
---|
| 827 |
|
---|
[139] | 828 | mSavedShadowTechnique = mSceneMgr->getShadowTechnique();
|
---|
| 829 | mSavedAmbientLight = mSceneMgr->getAmbientLight();
|
---|
| 830 |
|
---|
| 831 | // -- ambient light must be full for visualization, shadows disabled
|
---|
[113] | 832 | if (showViz)
|
---|
| 833 | {
|
---|
| 834 | mSceneMgr->setAmbientLight(ColourValue(1, 1, 1));
|
---|
[139] | 835 | mSceneMgr->setShadowTechnique(SHADOWTYPE_NONE);
|
---|
[113] | 836 | }
|
---|
[139] | 837 |
|
---|
| 838 | mSceneMgr->setOption("PrepareVisualization", &showViz);
|
---|
[100] | 839 | mSceneMgr->setOption("SkyBoxEnabled", &nShowViz);
|
---|
| 840 | //mSceneMgr->setOption("SkyPlaneEnabled", &showViz);
|
---|
[99] | 841 |
|
---|
| 842 | RenderTargetListener::preViewportUpdate(evt);
|
---|
| 843 | }
|
---|
| 844 | //-----------------------------------------------------------------------
|
---|
| 845 | void VisualizationRenderTargetListener::postRenderTargetUpdate(const RenderTargetEvent &evt)
|
---|
| 846 | {
|
---|
[139] | 847 | // reset values
|
---|
| 848 | mSceneMgr->setShadowTechnique(mSavedShadowTechnique);
|
---|
| 849 | mSceneMgr->setAmbientLight(mSavedAmbientLight);
|
---|
| 850 |
|
---|
[99] | 851 | RenderTargetListener::postRenderTargetUpdate(evt);
|
---|
| 852 | }
|
---|
| 853 | //-----------------------------------------------------------------------
|
---|
[61] | 854 | INT WINAPI WinMain( HINSTANCE hInst, HINSTANCE, LPSTR strCmdLine, INT )
|
---|
| 855 | {
|
---|
| 856 | // Create application object
|
---|
| 857 | TestCullingTerrainApplication app;
|
---|
| 858 |
|
---|
| 859 | try
|
---|
| 860 | {
|
---|
| 861 | app.go();
|
---|
| 862 | }
|
---|
| 863 | catch( Ogre::Exception& e )
|
---|
| 864 | {
|
---|
[75] | 865 | MessageBox( NULL, e.getFullDescription().c_str(),
|
---|
| 866 | "An exception has occured!", MB_OK | MB_ICONERROR | MB_TASKMODAL);
|
---|
[61] | 867 | }
|
---|
| 868 |
|
---|
| 869 | return 0;
|
---|
[160] | 870 | }
|
---|