[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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[1158] | 12 | #if COLLADA
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| 13 | #include "OgreColladaPrerequisites.h"
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[999] | 14 | #include "OgreColladaDocument.h"
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| 15 | #include "OgreColladaScene.h"
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[1158] | 16 | #endif
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[999] | 17 |
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[866] | 18 | #include "IVReader.h"
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| 19 |
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[61] | 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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[901] | 23 | const static bool USE_STATIC_GEOMETRY = false;
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[866] | 24 | bool TestCullingTerrainApplication::msShowHillyTerrain = false;
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[164] | 25 |
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[924] | 26 |
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| 27 |
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[999] | 28 | /*************************************************************/
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| 29 | /* EntityState implementation */
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| 30 | /*************************************************************/
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[173] | 31 |
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[866] | 32 |
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[164] | 33 | Vector3 EntityState::msMinPos = Vector3::ZERO;
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| 34 | Vector3 EntityState::msMaxPos = Vector3::ZERO;
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| 35 |
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[161] | 36 | EntityState::EntityState(Entity *ent, State entityState, Real speed):
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| 37 | mEntity(ent), mState(entityState), mAnimationSpeed(speed)
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| 38 | {
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| 39 | switch(entityState)
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| 40 | {
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| 41 | case MOVING:
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| 42 | mAnimationState = mEntity->getAnimationState("Walk");
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| 43 | break;
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| 44 | case WAITING:
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| 45 | mAnimationState = mEntity->getAnimationState("Idle");
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| 46 | break;
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| 47 | case STOP:
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| 48 | mAnimationState = NULL;
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| 49 | break;
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| 50 | default:
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| 51 | break;
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| 52 | }
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| 53 | // enable animation state
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| 54 | if (mAnimationState)
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| 55 | {
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| 56 | mAnimationState->setLoop(true);
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| 57 | mAnimationState->setEnabled(true);
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| 58 | }
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[901] | 59 |
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[161] | 60 | mTimeElapsed = Math::RangeRandom(1, 5);
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| 61 | }
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| 62 | //-----------------------------------------------------------------------
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[164] | 63 | EntityState::~EntityState()
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| 64 | {
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| 65 | mAnimationState = NULL;
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| 66 | mEntity = NULL;
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| 67 | }
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| 68 | //-----------------------------------------------------------------------
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[161] | 69 | Entity *EntityState::GetEntity()
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| 70 | {
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| 71 | return mEntity;
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| 72 | }
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| 73 | //-----------------------------------------------------------------------
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| 74 | EntityState::State EntityState::GetState()
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| 75 | {
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| 76 | return mState;
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| 77 | }
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| 78 | //-----------------------------------------------------------------------
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| 79 | void EntityState::update(Real timeSinceLastFrame)
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| 80 | {
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| 81 | mTimeElapsed -= timeSinceLastFrame * mAnimationSpeed;
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[164] | 82 |
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| 83 | if (!mEntity || !mAnimationState)
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| 84 | return;
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[161] | 85 |
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| 86 | if (mState == MOVING) // toggle between moving (longer) and waiting (short)
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| 87 | {
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| 88 | SceneNode *parent = mEntity->getParentSceneNode();
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[164] | 89 |
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| 90 | if (!parent)
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| 91 | return;
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[161] | 92 |
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| 93 | if (mTimeElapsed <= 0) // toggle animation state
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| 94 | {
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| 95 | if (mAnimationState->getAnimationName() == "Idle")
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| 96 | {
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| 97 | SetAnimationState("Walk", true);
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[164] | 98 |
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| 99 | mTimeElapsed = walk_duration; // walk for mTimeElapsed units
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[161] | 100 |
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[164] | 101 | // choose random rotation
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| 102 | Radian rnd = Radian(Math::UnitRandom() * Math::PI * rotate_factor);
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[161] | 103 |
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| 104 | //mEntity->getParentSceneNode()->rotate();
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| 105 | parent->yaw(rnd);
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| 106 | }
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| 107 | else
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| 108 | {
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| 109 | SetAnimationState("Idle", true);
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[164] | 110 | mTimeElapsed = wait_duration; // wait for mTimeElapsed seconds
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[161] | 111 | }
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| 112 | }
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| 113 |
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[164] | 114 | if (mAnimationState->getAnimationName() == "Walk") // move forward
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[161] | 115 | {
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[164] | 116 | // store old position, just in case we get out of bounds
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[161] | 117 | Vector3 oldPos = parent->getPosition();
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[164] | 118 | parent->translate(parent->getLocalAxes(), Vector3(move_factor * mAnimationSpeed, 0, 0));
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[161] | 119 |
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[164] | 120 | // HACK: if out of bounds => reset to old position and set animationstate to idle
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[161] | 121 | if (OutOfBounds(parent))
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| 122 | {
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| 123 | parent->setPosition(oldPos);
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[164] | 124 | SetAnimationState("Idle", true);
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[161] | 125 |
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[164] | 126 | mTimeElapsed = wait_duration;
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[161] | 127 | }
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| 128 | }
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| 129 | }
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| 130 |
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[164] | 131 | // add time to drive animation
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| 132 | mAnimationState->addTime(timeSinceLastFrame * mAnimationSpeed);
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[161] | 133 | }
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| 134 | //-----------------------------------------------------------------------
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| 135 | void EntityState::SetAnimationState(String stateStr, bool loop)
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| 136 | {
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[164] | 137 | if (!mEntity)
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| 138 | return;
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| 139 |
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[161] | 140 | mAnimationState = mEntity->getAnimationState(stateStr);
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| 141 | mAnimationState->setLoop(loop);
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| 142 | mAnimationState->setEnabled(true);
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| 143 | }
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| 144 | //-----------------------------------------------------------------------
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| 145 | bool EntityState::OutOfBounds(SceneNode *node)
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| 146 | {
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| 147 | Vector3 pos = node->getPosition();
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| 148 |
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| 149 | if ((pos > msMinPos) && (pos < msMaxPos))
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[164] | 150 | return false;
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[161] | 151 |
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[164] | 152 | return true;
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[161] | 153 | }
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[164] | 154 |
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| 155 |
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| 156 |
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[945] | 157 | /********************************************************************/
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| 158 | /* TestCullingTerrainApplication implementation */
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| 159 | /********************************************************************/
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[160] | 160 |
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| 161 |
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[145] | 162 | TestCullingTerrainApplication::TestCullingTerrainApplication():
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[901] | 163 | mTerrainContentGenerator(NULL),
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| 164 | mRayQueryExecutor(NULL),
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[937] | 165 | mIVReader(NULL),
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| 166 | mFilename("terrain"),
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[1238] | 167 | mEnvironmentFilename("generate_viewcells.env")
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[145] | 168 | {
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| 169 | }
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[924] | 170 | //-------------------------------------------------------------------------
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| 171 | void TestCullingTerrainApplication::loadConfig(const String& filename)
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| 172 | {
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| 173 | // TODO matt
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| 174 | // Set up the options
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| 175 | ConfigFile config;
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| 176 | String val;
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| 177 |
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| 178 | config.load(filename);
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| 179 |
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[937] | 180 | std::stringstream d; d << "reading the config file from: " << filename;
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[924] | 181 | LogManager::getSingleton().logMessage(d.str());
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| 182 |
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| 183 | val = config.getSetting("Scene");
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| 184 |
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| 185 | if (!val.empty())
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| 186 | {
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| 187 | mFilename = val.c_str();
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[937] | 188 | d << "\nloading scene from file: " << mFilename;
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[924] | 189 | LogManager::getSingleton().logMessage(d.str());
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| 190 | }
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| 191 |
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[937] | 192 |
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[973] | 193 | /*val = config.getSetting("ViewCells");
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[924] | 194 | if (!val.empty())
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[973] | 195 | { mViewCellsFilename = val.c_str();}*/
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[932] | 196 |
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[937] | 197 | val = config.getSetting("VisibilityEnvironment");
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| 198 |
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| 199 | if (!val.empty())
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| 200 | {
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| 201 | mEnvironmentFilename = val.c_str();
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[973] | 202 | std::stringstream d; d << "loading environment from file: " << mEnvironmentFilename;
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[937] | 203 | LogManager::getSingleton().logMessage(d.str());
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| 204 | }
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| 205 |
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[932] | 206 | Vector3 v = Vector3::UNIT_SCALE;
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| 207 |
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| 208 | val = config.getSetting("ViewX");
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| 209 |
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| 210 | if (!val.empty())
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| 211 | v.x = atof( val.c_str() );
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| 212 |
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| 213 | val = config.getSetting("ViewY");
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| 214 |
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| 215 | if (!val.empty())
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| 216 | v.y = atof(val.c_str());
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| 217 |
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| 218 | val = config.getSetting("ViewZ");
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| 219 |
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| 220 | if (!val.empty())
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| 221 | v.z = atof( val.c_str());
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| 222 |
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[937] | 223 |
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| 224 | /////////////////////////
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| 225 | // setup scene
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| 226 |
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| 227 | //-- load the scene from specified file
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[1247] | 228 |
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[937] | 229 | if (!LoadScene(mFilename))
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| 230 | LogManager::getSingleton().logMessage("error loading scene");
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| 231 |
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| 232 |
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| 233 | GtpVisibility::VisibilityManager *mVisManager = NULL;
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| 234 |
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| 235 | //-- load the environment from file
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| 236 | if (mSceneMgr->getOption("VisibilityManager", &mVisManager))
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| 237 | {
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| 238 | GtpVisibility::VisibilityEnvironment *visEnv = mVisManager->GetVisibilityEnvironment();
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| 239 |
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| 240 | if (!visEnv->LoadEnvironment(mEnvironmentFilename))
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| 241 | {
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| 242 | std::stringstream d; d << "failed loading environment from " << mEnvironmentFilename;
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| 243 | LogManager::getSingleton().logMessage(d.str());
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| 244 | }
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| 245 | else //-- load environment options
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| 246 | {
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[973] | 247 | //-- get view cells file name, load view cells only on demand
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[937] | 248 | mViewCellsFilename = visEnv->getViewCellsFileName();
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| 249 |
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| 250 | std::stringstream d; d << "view cells file name: " << mViewCellsFilename;
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| 251 | LogManager::getSingleton().logMessage(d.str());
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| 252 | }
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| 253 | }
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| 254 | else
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| 255 | {
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[973] | 256 | LogManager::getSingleton().logMessage("error: no visibility scenemanager available");
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[937] | 257 | }
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[1247] | 258 |
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[932] | 259 | // set camera position accordingly
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| 260 | mCamNode->setPosition(v);
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[924] | 261 | }
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[100] | 262 | //-----------------------------------------------------------------------
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[61] | 263 | TestCullingTerrainApplication::~TestCullingTerrainApplication()
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| 264 | {
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[161] | 265 | OGRE_DELETE(mTerrainContentGenerator);
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| 266 | OGRE_DELETE(mRayQueryExecutor);
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[866] | 267 | OGRE_DELETE(mIVReader);
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[164] | 268 |
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[657] | 269 | deleteEntityStates();
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[161] | 270 | }
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| 271 | //-----------------------------------------------------------------------
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| 272 | void TestCullingTerrainApplication::deleteEntityStates()
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| 273 | {
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| 274 | for (int i = 0; i < (int)mEntityStates.size(); ++i)
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[122] | 275 | {
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[164] | 276 | OGRE_DELETE(mEntityStates[i]);
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[122] | 277 | }
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[164] | 278 |
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[161] | 279 | mEntityStates.clear();
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[61] | 280 | }
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| 281 | //-----------------------------------------------------------------------
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[93] | 282 | void TestCullingTerrainApplication::createCamera()
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[61] | 283 | {
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[99] | 284 | // create the camera
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[103] | 285 | mCamera = mSceneMgr->createCamera("PlayerCam");
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[93] | 286 |
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[100] | 287 | /** set a nice viewpoint
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| 288 | * we use a camera node here and apply all transformations on it instead
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| 289 | * of applying all transformations directly to the camera
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| 290 | * because then the camera is displayed correctly in the visualization
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| 291 | */
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[901] | 292 | mCamNode = mSceneMgr->getRootSceneNode()->
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[137] | 293 | createChildSceneNode("CamNode1", Vector3(707, 5000, 528));
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[901] | 294 |
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[100] | 295 | mCamNode->setOrientation(Quaternion(-0.3486, 0.0122, 0.9365, 0.0329));
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| 296 | mCamNode->attachObject(mCamera);
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[901] | 297 |
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[100] | 298 | //-- create visualization camera
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| 299 | mVizCamera = mSceneMgr->createCamera("VizCam");
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| 300 | mVizCamera->setPosition(mCamNode->getPosition());
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| 301 |
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| 302 | mVizCamera->setNearClipDistance(1);
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[93] | 303 | mCamera->setNearClipDistance(1);
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[61] | 304 |
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[99] | 305 | // infinite far plane?
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[93] | 306 | if (mRoot->getRenderSystem()->getCapabilities()->hasCapability(RSC_INFINITE_FAR_PLANE))
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| 307 | {
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[100] | 308 | mVizCamera->setFarClipDistance(0);
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[93] | 309 | mCamera->setFarClipDistance(0);
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| 310 | }
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| 311 | else
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| 312 | {
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[104] | 313 | mVizCamera->setFarClipDistance(20000);
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| 314 | mCamera->setFarClipDistance(20000);
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[99] | 315 | }
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[61] | 316 | }
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[99] | 317 |
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[61] | 318 | //-----------------------------------------------------------------------
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[99] | 319 | bool TestCullingTerrainApplication::setup()
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| 320 | {
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[145] | 321 | bool carryOn = ExampleApplication::setup();
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[99] | 322 |
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[145] | 323 | if (carryOn)
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[144] | 324 | createRenderTargetListener();
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[99] | 325 |
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[145] | 326 | return carryOn;
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[99] | 327 | }
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| 328 | //-----------------------------------------------------------------------
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| 329 | void TestCullingTerrainApplication::createRenderTargetListener()
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| 330 | {
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| 331 | mWindow->addListener(new VisualizationRenderTargetListener(mSceneMgr));
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| 332 | }
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| 333 | //-----------------------------------------------------------------------
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[1003] | 334 | bool TestCullingTerrainApplication::LoadSceneCollada(const String &filename,
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| 335 | SceneNode *root,
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| 336 | const int index)
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[866] | 337 | {
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[1158] | 338 | #if COLLADA
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[999] | 339 | // Collada
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| 340 | ColladaDocument *daeDoc = new ColladaDocument(mSceneMgr);
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| 341 |
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[1003] | 342 | String daeName = filename;
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| 343 | //if (daeName.empty())
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| 344 | // daeName = "City_1500.dae";
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[999] | 345 |
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| 346 | // default directory
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[1003] | 347 | //daeName.insert(0, "../../media/models/collada/City");
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[999] | 348 | LogManager::getSingleton().logMessage("ColladaDocument - import started");
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[1003] | 349 |
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[999] | 350 | // full import
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| 351 | if (daeDoc->doImport(daeName))
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| 352 | {
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| 353 | LogManager::getSingleton().logMessage("yuppi");
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| 354 | /**
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| 355 | * build up scene
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| 356 | * if you only want a specific part of the scene graph, you must fetch a scene node
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| 357 | * by its unique node name and give it as parameter
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| 358 | * e.g.
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| 359 | * ColladaSceneNode *box = mScene->getNode("Box2");
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| 360 | * if (box != NULL) box->createOgreInstance(NULL);
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| 361 | */
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| 362 | daeDoc->getScene()->createOgreInstance(NULL);
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[1003] | 363 |
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| 364 | // everything is loaded, we do not need the collada document anymore
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| 365 | delete daeDoc;
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| 366 |
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| 367 | return true;
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[999] | 368 | }
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[1003] | 369 | else
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| 370 | {
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| 371 | LogManager::getSingleton().logMessage("ColladaDocument - import failed");
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| 372 | return false;
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| 373 | }
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[1158] | 374 | #endif
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[1003] | 375 | return true;
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| 376 | }
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| 377 | //-----------------------------------------------------------------------
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| 378 | bool TestCullingTerrainApplication::LoadSceneIV(const String &filename,
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| 379 | SceneNode *root,
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| 380 | const int index)
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| 381 | {
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[999] | 382 |
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| 383 |
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[1003] | 384 |
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[866] | 385 | mIVReader = new IVReader();
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| 386 |
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[945] | 387 | Timer *timer = PlatformManager::getSingleton().createTimer();
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| 388 | timer->reset();
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[924] | 389 | if (1)
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[901] | 390 | {
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[932] | 391 | std::string logFilename = "IVLog" + Ogre::StringConverter().toString(index) + ".log";
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| 392 |
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[924] | 393 | Log *log = LogManager::getSingleton().createLog(logFilename);
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| 394 | mIVReader->setLog(log);
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[866] | 395 | }
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| 396 |
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[901] | 397 | //viennaNode->translate(Vector3(-300, -300, 0));
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| 398 |
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[924] | 399 | if (mIVReader->loadFile(filename.c_str()))
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[866] | 400 | {
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[924] | 401 | SceneNode *node = root->createChildSceneNode("IVSceneNode" + index);
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[866] | 402 |
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[924] | 403 | mIVReader->buildTree(mSceneMgr, node);
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[945] | 404 |
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| 405 | mIVReader->collapse();
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[926] | 406 | OGRE_DELETE(mIVReader);
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[945] | 407 |
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| 408 |
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| 409 | std::stringstream d;
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| 410 | d << "loaded " << filename << " in " << timer->getMilliseconds() * 1e-3 << " secs";
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| 411 | LogManager::getSingleton().logMessage(d.str());
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| 412 |
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| 413 | PlatformManager::getSingleton().destroyTimer(timer);
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| 414 |
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| 415 | //-- bake into static geometry
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| 416 | if (USE_STATIC_GEOMETRY)
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| 417 | {
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| 418 | BakeSceneIntoStaticGeometry("staticVienna", "Vienna");
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| 419 | }
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| 420 |
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[924] | 421 | return true;
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[866] | 422 | }
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| 423 |
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[924] | 424 | return false;
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[901] | 425 | }
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| 426 | //--------------------------------------------------------
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| 427 | void TestCullingTerrainApplication::BakeSceneIntoStaticGeometry(const String &staticGeomName,
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| 428 | const String &nodeName)
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| 429 | {
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| 430 | #if OGRE_103
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| 431 | // note: different static geom for roofs, roads, ..., becazse they have same material
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| 432 | StaticGeometry *staticGeom = mSceneMgr->createStaticGeometry(staticGeomName);
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| 433 |
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| 434 | // note: looping over entities here. why does scene node not work?
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| 435 | SceneManager::EntityIterator it = mSceneMgr->getEntityIterator();
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| 436 | while (it.hasMoreElements())
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| 437 | {
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| 438 | Entity *ent = it.getNext();
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| 439 | ent->setVisible(false);
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| 440 | staticGeom->addEntity(ent, ent->getParentSceneNode()->getPosition());
|
---|
| 441 | }
|
---|
| 442 |
|
---|
| 443 | staticGeom->setRegionDimensions(Vector3(100,100,100));
|
---|
| 444 | staticGeom->build();
|
---|
| 445 |
|
---|
| 446 | // cleanup node
|
---|
| 447 | //wallsNode->detachAllObjects();
|
---|
| 448 |
|
---|
| 449 | //roofsNode->detachAllObjects();
|
---|
[924] | 450 | //roadsNode->detachAllObjects();
|
---|
[945] | 451 | //planeNode->detachAllObjects();
|
---|
[901] | 452 |
|
---|
| 453 | //viennaNode->removeChild("Walls");
|
---|
| 454 | mSceneMgr->destroySceneNode(nodeName);
|
---|
[866] | 455 | #endif
|
---|
| 456 | }
|
---|
[901] | 457 | //--------------------------------------------------------
|
---|
[75] | 458 | void TestCullingTerrainApplication::createScene()
|
---|
[61] | 459 | {
|
---|
[924] | 460 | //-- load scene
|
---|
[937] | 461 | loadConfig("terrainCulling.cfg");
|
---|
| 462 |
|
---|
[924] | 463 | /////////////////////////////////////
|
---|
| 464 |
|
---|
[61] | 465 | // Set ambient light
|
---|
[417] | 466 | mAmbientLight = ColourValue(0.5, 0.5, 0.5);
|
---|
[139] | 467 | mSceneMgr->setAmbientLight(mAmbientLight);
|
---|
[113] | 468 |
|
---|
[110] | 469 | //-- create light
|
---|
[111] | 470 | mSunLight = mSceneMgr->createLight("SunLight");
|
---|
| 471 | mSunLight->setType(Light::LT_DIRECTIONAL);
|
---|
| 472 | //mSunLight->setType(Light::LT_SPOTLIGHT);
|
---|
[112] | 473 | //mSunLight->setSpotlightRange(Degree(30), Degree(50));
|
---|
| 474 |
|
---|
[111] | 475 | mSunLight->setPosition(707, 2000, 500);
|
---|
| 476 | mSunLight->setCastShadows(true);
|
---|
| 477 |
|
---|
[173] | 478 | // set light angle not too small over the surface, otherwise shadows textures will be broken
|
---|
[113] | 479 | Vector3 dir(0.5, 1, 0.5);
|
---|
[110] | 480 | dir.normalise();
|
---|
[112] | 481 | mSunLight->setDirection(dir);
|
---|
| 482 | //mSunLight->setDirection(Vector3::NEGATIVE_UNIT_Y);
|
---|
[111] | 483 | mSunLight->setDiffuseColour(1, 1, 1);
|
---|
| 484 | mSunLight->setSpecularColour(1, 1, 1);
|
---|
[110] | 485 |
|
---|
[137] | 486 | // -- Fog
|
---|
[61] | 487 | // NB it's VERY important to set this before calling setWorldGeometry
|
---|
| 488 | // because the vertex program picked will be different
|
---|
| 489 | ColourValue fadeColour(0.93, 0.86, 0.76);
|
---|
| 490 | mWindow->getViewport(0)->setBackgroundColour(fadeColour);
|
---|
| 491 | //mSceneMgr->setFog( FOG_LINEAR, fadeColour, .001, 500, 1000);
|
---|
[94] | 492 |
|
---|
[61] | 493 | // Create a skybox
|
---|
[175] | 494 | mSceneMgr->setSkyBox(true, "Examples/CloudyNoonSkyBox", 5000, true);
|
---|
[103] | 495 |
|
---|
[866] | 496 | if (msShowHillyTerrain)
|
---|
| 497 | {
|
---|
| 498 | std::string terrain_cfg("terrain.cfg");
|
---|
[61] | 499 | #if OGRE_PLATFORM == OGRE_PLATFORM_APPLE
|
---|
[866] | 500 | terrain_cfg = mResourcePath + terrain_cfg;
|
---|
[61] | 501 | #endif
|
---|
[866] | 502 | mSceneMgr->setWorldGeometry(terrain_cfg);
|
---|
| 503 | }
|
---|
[75] | 504 |
|
---|
[161] | 505 |
|
---|
[100] | 506 | //-- CEGUI setup
|
---|
[61] | 507 | setupGui();
|
---|
[100] | 508 |
|
---|
[901] | 509 | // occluder plane to test visibility
|
---|
| 510 | if (0)
|
---|
| 511 | {
|
---|
[924] | 512 | Plane plane;
|
---|
| 513 | plane.normal = Vector3::UNIT_Y;
|
---|
| 514 | plane.d = -60;
|
---|
| 515 |
|
---|
[901] | 516 | MeshManager::getSingleton().createPlane("Myplane",
|
---|
| 517 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, plane,
|
---|
| 518 | 5000,5000,100,100,true,1,5,5,Vector3::UNIT_Z);
|
---|
[924] | 519 |
|
---|
[901] | 520 | Entity* pPlaneEnt = mSceneMgr->createEntity( "plane", "Myplane" );
|
---|
| 521 | pPlaneEnt->setMaterialName("Examples/Rockwall");
|
---|
| 522 | pPlaneEnt->setCastShadows(true);
|
---|
| 523 | mSceneMgr->getRootSceneNode()->createChildSceneNode()->attachObject(pPlaneEnt);
|
---|
| 524 | }
|
---|
[159] | 525 |
|
---|
[866] | 526 | // Warning: In GL since we can't go higher than the window res
|
---|
[648] | 527 | mSceneMgr->setShadowTextureSettings(1024, 2);
|
---|
[173] | 528 |
|
---|
[112] | 529 | mSceneMgr->setShadowColour(ColourValue(0.5, 0.5, 0.5));
|
---|
[111] | 530 |
|
---|
[100] | 531 | //-- terrain content setup
|
---|
| 532 |
|
---|
[80] | 533 | // HACK: necessary to call once before the content creation for
|
---|
| 534 | // terrain initialisation
|
---|
| 535 | mSceneMgr->_renderScene(mCamera, mWindow->getViewport(0), true);
|
---|
[74] | 536 |
|
---|
[164] | 537 | // ray query executor: needed to clamp to terrain
|
---|
| 538 | mRayQueryExecutor = new RayQueryExecutor(mSceneMgr);
|
---|
| 539 |
|
---|
| 540 | mTerrainMinPos = EntityState::msMinPos = Vector3(0, 0, 0);
|
---|
[346] | 541 | mTerrainMaxPos = EntityState::msMaxPos = Vector3(5000, 5000, 5000);
|
---|
[164] | 542 |
|
---|
[82] | 543 | mTerrainContentGenerator = new TerrainContentGenerator(mSceneMgr);
|
---|
[945] | 544 |
|
---|
| 545 | if (!msShowHillyTerrain)
|
---|
| 546 | return;
|
---|
| 547 |
|
---|
[160] | 548 | // if no objects in file, we generate new objects
|
---|
[945] | 549 | if (!mTerrainContentGenerator->LoadObjects("objects.out"))
|
---|
[346] | 550 | {
|
---|
[160] | 551 | // the objects are generated randomly distributed over the terrain
|
---|
[937] | 552 | if (1) generateScene(1500, 0); // create robots
|
---|
[723] | 553 | if (0) generateScene(100, 1); // create trees
|
---|
| 554 | if (0) generateScene(100, 2); // create ninjas
|
---|
[346] | 555 | }
|
---|
[61] | 556 | }
|
---|
| 557 | //-----------------------------------------------------------------------
|
---|
[160] | 558 | void TestCullingTerrainApplication::generateScene(int num, int objectType)
|
---|
| 559 | {
|
---|
[345] | 560 | float val = TerrainFrameListener::msObjectScales[objectType];
|
---|
| 561 | Vector3 scale(val, val, val);
|
---|
[347] | 562 | const float maxHeight = 75;
|
---|
[417] | 563 |
|
---|
| 564 | // In order to provide much occlusion,
|
---|
[347] | 565 | // height is restricted to maxHeight => no objects are created on peaks
|
---|
[175] | 566 | mTerrainContentGenerator->SetMinPos(Vector3(mTerrainMinPos));
|
---|
[346] | 567 | mTerrainContentGenerator->SetMaxPos(Vector3(mTerrainMaxPos.x, maxHeight, mTerrainMaxPos.z));
|
---|
[417] | 568 |
|
---|
| 569 | //std::stringstream d; d << "objscale: " << scale[0];
|
---|
| 570 | //Ogre::LogManager::getSingleton().logMessage(d.str());
|
---|
| 571 |
|
---|
[173] | 572 | mTerrainContentGenerator->SetScale(scale);
|
---|
| 573 | mTerrainContentGenerator->SetOffset(TerrainFrameListener::msObjectTerrainOffsets[objectType]);
|
---|
| 574 | mTerrainContentGenerator->GenerateScene(num, TerrainFrameListener::msObjectCaptions[objectType]);
|
---|
| 575 |
|
---|
[160] | 576 | if (objectType != 0) // from our objects, only robot has animation phases
|
---|
| 577 | return;
|
---|
| 578 |
|
---|
| 579 | EntityList *entList = mTerrainContentGenerator->GetGeneratedEntities();
|
---|
| 580 |
|
---|
| 581 | //-- add animation state for new robots (located at the end of the list)
|
---|
[175] | 582 | for (int i = (int)entList->size() - num; i < (int)entList->size(); ++i)
|
---|
[160] | 583 | {
|
---|
[161] | 584 | mEntityStates.push_back(new EntityState((*entList)[i],
|
---|
| 585 | EntityState::WAITING, Math::RangeRandom(0.5, 1.5)));
|
---|
[160] | 586 | }
|
---|
[175] | 587 |
|
---|
[347] | 588 | // release limitations on height => it is possible for the user to put single
|
---|
| 589 | // objects on peaks of the terrain (will be only few, not relevant for occlusion)
|
---|
[175] | 590 | mTerrainContentGenerator->SetMaxPos(mTerrainMaxPos);
|
---|
[160] | 591 | }
|
---|
| 592 | //-----------------------------------------------------------------------
|
---|
[161] | 593 | void TestCullingTerrainApplication::updateAnimations(Real timeSinceLastFrame)
|
---|
[160] | 594 | {
|
---|
[161] | 595 | for (int i = 0; i < (int)mEntityStates.size(); ++i)
|
---|
| 596 | {
|
---|
[164] | 597 | SceneNode *sn = mEntityStates[i]->GetEntity()->getParentSceneNode();
|
---|
[161] | 598 |
|
---|
| 599 | mEntityStates[i]->update(timeSinceLastFrame);
|
---|
| 600 |
|
---|
| 601 | if (mEntityStates[i]->GetState() == EntityState::MOVING)
|
---|
| 602 | {
|
---|
[164] | 603 | Clamp2Terrain(sn, 0); //sn->setNodeVisible(false);
|
---|
[161] | 604 | }
|
---|
| 605 | }
|
---|
[160] | 606 | }
|
---|
| 607 | //-----------------------------------------------------------------------
|
---|
[161] | 608 | EntityStates &TestCullingTerrainApplication::getEntityStates()
|
---|
[160] | 609 | {
|
---|
[161] | 610 | return mEntityStates;
|
---|
[160] | 611 | }
|
---|
| 612 | //-----------------------------------------------------------------------
|
---|
[80] | 613 | void TestCullingTerrainApplication::setupGui()
|
---|
[61] | 614 | {
|
---|
[901] | 615 | #if OGRE103
|
---|
[75] | 616 | mGUIRenderer = new CEGUI::OgreCEGUIRenderer(mWindow, Ogre::RENDER_QUEUE_OVERLAY,
|
---|
| 617 | false, 3000, ST_EXTERIOR_CLOSE);
|
---|
[901] | 618 | #else
|
---|
| 619 | mGUIRenderer = new CEGUI::OgreCEGUIRenderer(mWindow, Ogre::RENDER_QUEUE_OVERLAY,
|
---|
| 620 | false, 3000, mSceneMgr);
|
---|
| 621 | #endif
|
---|
[61] | 622 | mGUISystem = new CEGUI::System(mGUIRenderer);
|
---|
| 623 |
|
---|
| 624 | // Mouse
|
---|
| 625 | CEGUI::SchemeManager::getSingleton().loadScheme((CEGUI::utf8*)"TaharezLook.scheme");
|
---|
| 626 | CEGUI::MouseCursor::getSingleton().setImage("TaharezLook", "MouseArrow");
|
---|
[133] | 627 | mGUISystem->setDefaultMouseCursor((CEGUI::utf8*)"TaharezLook",
|
---|
| 628 | (CEGUI::utf8*)"MouseArrow");
|
---|
[61] | 629 |
|
---|
[418] | 630 | CEGUI::MouseCursor::getSingleton().hide();
|
---|
[61] | 631 | }
|
---|
| 632 | //-----------------------------------------------------------------------
|
---|
[80] | 633 | void TestCullingTerrainApplication::createFrameListener()
|
---|
[61] | 634 | {
|
---|
[133] | 635 | mTerrainFrameListener = new TerrainFrameListener(mWindow, mCamera, mSceneMgr,
|
---|
[160] | 636 | mGUIRenderer, mTerrainContentGenerator, mVizCamera, mCamNode, mSunLight, this);
|
---|
[120] | 637 |
|
---|
[115] | 638 | mRoot->addFrameListener(mTerrainFrameListener);
|
---|
[61] | 639 | }
|
---|
| 640 | //-----------------------------------------------------------------------
|
---|
[80] | 641 | void TestCullingTerrainApplication::chooseSceneManager()
|
---|
[61] | 642 | {
|
---|
[901] | 643 | #ifdef OGRE_103
|
---|
[866] | 644 | if (msShowHillyTerrain)
|
---|
| 645 | {
|
---|
| 646 | // Terrain scene manager
|
---|
| 647 | mSceneMgr = mRoot->getSceneManager(ST_EXTERIOR_CLOSE);
|
---|
| 648 | }
|
---|
| 649 | else
|
---|
| 650 | { // octree scene manager
|
---|
| 651 | mSceneMgr = mRoot->getSceneManager(ST_GENERIC);
|
---|
| 652 | }
|
---|
[901] | 653 | #else
|
---|
| 654 | if (msShowHillyTerrain)
|
---|
| 655 | {
|
---|
[924] | 656 | //mSceneMgr = mRoot->createSceneManager("TerrainSceneManager");
|
---|
| 657 | mSceneMgr = mRoot->createSceneManager("OcclusionCullingSceneManager");
|
---|
[999] | 658 | //mSceneMgr = mRoot->createSceneManager("KdTreeSceneManager");
|
---|
[901] | 659 | }
|
---|
| 660 | else
|
---|
[973] | 661 | {
|
---|
[901] | 662 | //mSceneMgr = mRoot->createSceneManager("OctreeSceneManager");
|
---|
[924] | 663 | mSceneMgr = mRoot->createSceneManager("OcclusionCullingSceneManager");
|
---|
[999] | 664 | //mSceneMgr = mRoot->createSceneManager("KdTreeSceneManager");
|
---|
[901] | 665 | }
|
---|
| 666 |
|
---|
| 667 | #endif
|
---|
[61] | 668 | }
|
---|
[161] | 669 | //-----------------------------------------------------------------------
|
---|
| 670 | bool TestCullingTerrainApplication::Clamp2Terrain(SceneNode *node, int terrainOffs)
|
---|
| 671 | {
|
---|
| 672 | // clamp scene node to terrain
|
---|
| 673 | Vector3 pos = node->getPosition();
|
---|
| 674 | Vector3 queryResult;
|
---|
| 675 |
|
---|
| 676 | if (mRayQueryExecutor->executeRayQuery(&queryResult,
|
---|
| 677 | Vector3(pos.x, MAX_HEIGHT, pos.z), Vector3::NEGATIVE_UNIT_Y))
|
---|
| 678 | {
|
---|
| 679 | node->setPosition(pos.x, queryResult.y + terrainOffs, pos.z);
|
---|
| 680 | return true;
|
---|
| 681 | }
|
---|
| 682 |
|
---|
| 683 | return false;
|
---|
| 684 | }
|
---|
| 685 |
|
---|
[866] | 686 | //-----------------------------------------------------------------------
|
---|
| 687 | bool TestCullingTerrainApplication::Clamp2FloorPlane()
|
---|
| 688 | {
|
---|
| 689 | // clamp to floor plane
|
---|
| 690 | RaySceneQuery *raySceneQuery = mSceneMgr->createRayQuery(
|
---|
| 691 | Ray(mCamNode->getPosition(), Vector3::NEGATIVE_UNIT_Y));
|
---|
[161] | 692 |
|
---|
[866] | 693 | RaySceneQueryResult& qryResult = raySceneQuery->execute();
|
---|
| 694 |
|
---|
| 695 | RaySceneQueryResult::iterator rit = qryResult.begin();
|
---|
| 696 |
|
---|
| 697 | while (rit != qryResult.end() && rit->movable)
|
---|
| 698 | {
|
---|
| 699 | if (rit->movable->getName() != "PlayerCam")
|
---|
| 700 | {
|
---|
| 701 | mCamNode->setPosition(mCamNode->getPosition().x,
|
---|
| 702 | rit->movable->getWorldBoundingBox().getCenter().y + 2,
|
---|
| 703 | mCamNode->getPosition().z);
|
---|
| 704 |
|
---|
[924] | 705 | /*
|
---|
| 706 | std::stringstream d;
|
---|
[866] | 707 | d << "World: " << it->movable->getWorldBoundingBox().getCenter().y <<
|
---|
| 708 | ", Object: " << it->movable->getBoundingBox().getCenter().y <<
|
---|
| 709 | ", Camera: " << mCamera->getDerivedPosition();
|
---|
| 710 |
|
---|
| 711 | LogManager::getSingleton().logMessage(d.str());*/
|
---|
| 712 |
|
---|
| 713 | return true;
|
---|
| 714 | }
|
---|
| 715 |
|
---|
| 716 | ++ rit;
|
---|
| 717 | }
|
---|
| 718 |
|
---|
| 719 | OGRE_DELETE(raySceneQuery);
|
---|
| 720 | return false;
|
---|
| 721 | }
|
---|
| 722 |
|
---|
[924] | 723 | //-----------------------------------------------------------------------
|
---|
| 724 | // splits strings containing multiple file names
|
---|
| 725 | static int SplitFilenames(const std::string str, std::vector<std::string> &filenames)
|
---|
| 726 | {
|
---|
| 727 | int pos = 0;
|
---|
[866] | 728 |
|
---|
[924] | 729 | while(1)
|
---|
| 730 | {
|
---|
| 731 | int npos = (int)str.find(';', pos);
|
---|
| 732 |
|
---|
| 733 | if (npos < 0 || npos - pos < 1)
|
---|
| 734 | break;
|
---|
| 735 | filenames.push_back(std::string(str, pos, npos - pos));
|
---|
| 736 | pos = npos + 1;
|
---|
| 737 | }
|
---|
| 738 |
|
---|
| 739 | filenames.push_back(std::string(str, pos, str.size() - pos));
|
---|
| 740 | return (int)filenames.size();
|
---|
| 741 | }
|
---|
[866] | 742 |
|
---|
[924] | 743 | //-----------------------------------------------------------------------
|
---|
[937] | 744 | bool TestCullingTerrainApplication::LoadScene(const String &filename)
|
---|
[924] | 745 | {
|
---|
| 746 | using namespace std;
|
---|
| 747 | // use leaf nodes of the original spatial hierarchy as occludees
|
---|
| 748 | vector<string> filenames;
|
---|
| 749 | int files = SplitFilenames(filename, filenames);
|
---|
| 750 |
|
---|
| 751 | std::stringstream d;
|
---|
| 752 | d << "number of input files: " << files << "\n";
|
---|
| 753 | LogManager::getSingleton().logMessage(d.str());
|
---|
| 754 |
|
---|
| 755 | bool result = false;
|
---|
| 756 | vector<string>::const_iterator fit, fit_end = filenames.end();
|
---|
| 757 | int i = 0;
|
---|
| 758 | // root for different files
|
---|
| 759 | for (fit = filenames.begin(); fit != fit_end; ++ fit, ++ i)
|
---|
| 760 | {
|
---|
| 761 | const string fn = *fit;
|
---|
| 762 |
|
---|
| 763 | if (strstr(fn.c_str(), ".iv") || strstr(fn.c_str(), ".wrl"))
|
---|
| 764 | {
|
---|
| 765 | // hack: set postion manually for vienna
|
---|
[932] | 766 | //mCamNode->setPosition(Vector3(830, 300, -540));
|
---|
| 767 | //mCamNode->setOrientation(Quaternion(-0.3486, 0.0122, 0.9365, 0.0329));
|
---|
[924] | 768 |
|
---|
| 769 | // load iv files
|
---|
[1247] | 770 | if (!LoadSceneIV(fn, mSceneMgr->getRootSceneNode(), i))
|
---|
| 771 | {
|
---|
| 772 | // terrain hack
|
---|
| 773 | msShowHillyTerrain = true;
|
---|
| 774 | LogManager::getSingleton().logMessage("error loading scene. loading terrain instead");
|
---|
| 775 | }
|
---|
[924] | 776 | }
|
---|
[1003] | 777 | else if (strstr(filename.c_str(), ".dae"))
|
---|
[924] | 778 | {
|
---|
| 779 | // load collada files
|
---|
[1003] | 780 | // load iv files
|
---|
| 781 | LoadSceneCollada(fn, mSceneMgr->getRootSceneNode(), i);
|
---|
[924] | 782 | }
|
---|
[1003] | 783 | else //if (filename == "terrain")
|
---|
[924] | 784 | {
|
---|
| 785 | // terrain hack
|
---|
| 786 | msShowHillyTerrain = true;
|
---|
| 787 | LogManager::getSingleton().logMessage("loading terrain");
|
---|
| 788 | }
|
---|
| 789 |
|
---|
| 790 | result = true;
|
---|
| 791 | }
|
---|
| 792 |
|
---|
| 793 |
|
---|
| 794 | /*
|
---|
| 795 | if (result)
|
---|
| 796 | {
|
---|
| 797 | int intersectables, faces;
|
---|
| 798 |
|
---|
| 799 | std::stringstream d;
|
---|
| 800 | d << filename << " parsed successfully.\n"
|
---|
| 801 | << "#NUM_OBJECTS (Total numner of objects)\n" << intersectables << "\n"
|
---|
| 802 | << "#NUM_FACES (Total numner of faces)\n" << faces << "\n";
|
---|
| 803 | }
|
---|
| 804 | */
|
---|
| 805 |
|
---|
| 806 | return result;
|
---|
| 807 | }
|
---|
| 808 | //-----------------------------------------------------------------------
|
---|
[937] | 809 | bool TestCullingTerrainApplication::LoadViewCells(const String &filename)
|
---|
[924] | 810 | {
|
---|
[937] | 811 | LogManager::getSingleton().logMessage("loading view cells");
|
---|
[924] | 812 |
|
---|
[937] | 813 | //-- the actual loading happens here
|
---|
[973] | 814 | return mSceneMgr->setOption("LoadViewCells", filename.c_str());
|
---|
[924] | 815 | }
|
---|
| 816 |
|
---|
| 817 |
|
---|
[866] | 818 | /**********************************************************************/
|
---|
[901] | 819 | /* VisualizationRenderTargetListener implementation */
|
---|
[866] | 820 | /**********************************************************************/
|
---|
| 821 |
|
---|
| 822 |
|
---|
[107] | 823 | //-----------------------------------------------------------------------
|
---|
[99] | 824 | VisualizationRenderTargetListener::VisualizationRenderTargetListener(SceneManager *sceneMgr)
|
---|
| 825 | :RenderTargetListener(), mSceneMgr(sceneMgr)
|
---|
| 826 | {
|
---|
| 827 | }
|
---|
[61] | 828 | //-----------------------------------------------------------------------
|
---|
[99] | 829 | void VisualizationRenderTargetListener::preViewportUpdate(const RenderTargetViewportEvent &evt)
|
---|
| 830 | {
|
---|
[133] | 831 | // visualization viewport
|
---|
| 832 | const bool showViz = evt.source->getZOrder() == VIZ_VIEWPORT_Z_ORDER;
|
---|
[100] | 833 | const bool nShowViz = !showViz;
|
---|
| 834 |
|
---|
[139] | 835 | mSavedShadowTechnique = mSceneMgr->getShadowTechnique();
|
---|
| 836 | mSavedAmbientLight = mSceneMgr->getAmbientLight();
|
---|
| 837 |
|
---|
| 838 | // -- ambient light must be full for visualization, shadows disabled
|
---|
[113] | 839 | if (showViz)
|
---|
| 840 | {
|
---|
| 841 | mSceneMgr->setAmbientLight(ColourValue(1, 1, 1));
|
---|
[139] | 842 | mSceneMgr->setShadowTechnique(SHADOWTYPE_NONE);
|
---|
[113] | 843 | }
|
---|
[139] | 844 |
|
---|
| 845 | mSceneMgr->setOption("PrepareVisualization", &showViz);
|
---|
[100] | 846 | mSceneMgr->setOption("SkyBoxEnabled", &nShowViz);
|
---|
| 847 | //mSceneMgr->setOption("SkyPlaneEnabled", &showViz);
|
---|
[99] | 848 |
|
---|
| 849 | RenderTargetListener::preViewportUpdate(evt);
|
---|
| 850 | }
|
---|
| 851 | //-----------------------------------------------------------------------
|
---|
| 852 | void VisualizationRenderTargetListener::postRenderTargetUpdate(const RenderTargetEvent &evt)
|
---|
| 853 | {
|
---|
[139] | 854 | // reset values
|
---|
| 855 | mSceneMgr->setShadowTechnique(mSavedShadowTechnique);
|
---|
| 856 | mSceneMgr->setAmbientLight(mSavedAmbientLight);
|
---|
| 857 |
|
---|
[99] | 858 | RenderTargetListener::postRenderTargetUpdate(evt);
|
---|
| 859 | }
|
---|
| 860 | //-----------------------------------------------------------------------
|
---|
[61] | 861 | INT WINAPI WinMain( HINSTANCE hInst, HINSTANCE, LPSTR strCmdLine, INT )
|
---|
| 862 | {
|
---|
| 863 | // Create application object
|
---|
| 864 | TestCullingTerrainApplication app;
|
---|
| 865 |
|
---|
| 866 | try
|
---|
| 867 | {
|
---|
| 868 | app.go();
|
---|
| 869 | }
|
---|
| 870 | catch( Ogre::Exception& e )
|
---|
| 871 | {
|
---|
[75] | 872 | MessageBox( NULL, e.getFullDescription().c_str(),
|
---|
| 873 | "An exception has occured!", MB_OK | MB_ICONERROR | MB_TASKMODAL);
|
---|
[61] | 874 | }
|
---|
| 875 |
|
---|
| 876 | return 0;
|
---|
[160] | 877 | }
|
---|