[2106] | 1 | #include <OgreNoMemoryMacros.h>
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| 2 | #include <CEGUI/CEGUI.h>
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| 3 | #include <../CEGUIRenderer/include/OgreCEGUIRenderer.h>
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| 4 | #include <../CEGUIRenderer/include/OgreCEGUIResourceProvider.h>
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| 5 | #include <../CEGUIRenderer/include/OgreCEGUITexture.h>
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| 6 | #include <OgreMemoryMacros.h>
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| 7 | #include <OgreIteratorWrappers.h>
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| 8 | #include <Ogre.h>
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| 9 | #include "TestCullingTerrainApplication.h"
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| 10 | #include "TerrainFrameListener.h"
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| 11 |
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| 12 | #if COLLADA
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| 13 | #include "OgreColladaPrerequisites.h"
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| 14 | #include "OgreColladaDocument.h"
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| 15 | #include "OgreColladaScene.h"
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| 16 | #endif
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| 17 |
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| 18 | #include "IVReader.h"
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| 19 |
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| 20 | #define WIN32_LEAN_AND_MEAN
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| 21 | #include <windows.h>
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| 22 |
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| 23 | const static bool USE_STATIC_GEOMETRY = false;
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| 24 | bool TestCullingTerrainApplication::msShowHillyTerrain = false;
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| 25 |
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| 26 |
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| 27 |
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| 28 | /*************************************************************/
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| 29 | /* EntityState implementation */
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| 30 | /*************************************************************/
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| 31 |
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| 32 |
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| 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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| 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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| 59 |
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| 60 | mTimeElapsed = Math::RangeRandom(1, 5);
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| 61 | }
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| 62 | //-----------------------------------------------------------------------
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| 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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| 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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| 82 |
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| 83 | if (!mEntity || !mAnimationState)
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| 84 | return;
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| 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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| 89 |
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| 90 | if (!parent)
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| 91 | return;
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| 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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| 98 |
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| 99 | mTimeElapsed = walk_duration; // walk for mTimeElapsed units
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| 100 |
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| 101 | // choose random rotation
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| 102 | Radian rnd = Radian(Math::UnitRandom() * Math::PI * rotate_factor);
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| 103 |
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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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| 109 | mTimeElapsed = wait_duration; // wait for mTimeElapsed seconds
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| 110 | }
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| 111 | }
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| 112 |
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| 113 | if (mAnimationState->getAnimationName() == "Walk") // move forward
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| 114 | {
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| 115 | // store old position, just in case we get out of bounds
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| 116 | Vector3 oldPos = parent->getPosition();
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| 117 | parent->translate(parent->getLocalAxes(), Vector3(move_factor * mAnimationSpeed, 0, 0));
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| 118 |
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| 119 | // HACK: if out of bounds => reset to old position and set animationstate to idle
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| 120 | if (OutOfBounds(parent))
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| 121 | {
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| 122 | parent->setPosition(oldPos);
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| 123 | SetAnimationState("Idle", true);
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| 124 |
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| 125 | mTimeElapsed = wait_duration;
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| 126 | }
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| 127 | }
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| 128 | }
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| 129 |
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| 130 | // add time to drive animation
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| 131 | mAnimationState->addTime(timeSinceLastFrame * mAnimationSpeed);
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| 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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| 136 | if (!mEntity)
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| 137 | return;
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| 138 |
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| 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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| 149 | return false;
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| 150 |
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| 151 | return true;
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| 152 | }
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| 153 |
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| 154 |
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| 155 |
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| 156 | /********************************************************************/
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| 157 | /* TestCullingTerrainApplication implementation */
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| 158 | /********************************************************************/
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| 159 |
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| 160 |
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| 161 | TestCullingTerrainApplication::TestCullingTerrainApplication():
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| 162 | mTerrainContentGenerator(NULL),
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| 163 | mRayQueryExecutor(NULL),
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| 164 | mIVReader(NULL),
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| 165 | mFilename("terrain"),
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[2555] | 166 | mViewCellsFilename("")
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| 167 | //,mAlgorithm(GtpVisibility::VisibilityEnvironment::COHERENT_HIERARCHICAL_CULLING)
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[2106] | 168 | {
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| 169 | }
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| 170 | //-------------------------------------------------------------------------
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| 171 | void TestCullingTerrainApplication::loadConfig(const String& filename)
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| 172 | {
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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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| 179 | std::stringstream d; d << "reading the config file from: " << filename;
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| 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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| 187 | d << "\nloading scene from file: " << mFilename;
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| 188 | LogManager::getSingleton().logMessage(d.str());
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| 189 | }
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| 190 | }
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| 191 | //-----------------------------------------------------------------------
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| 192 | TestCullingTerrainApplication::~TestCullingTerrainApplication()
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| 193 | {
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| 194 | OGRE_DELETE(mTerrainContentGenerator);
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| 195 | OGRE_DELETE(mRayQueryExecutor);
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| 196 | OGRE_DELETE(mIVReader);
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| 197 |
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| 198 | deleteEntityStates();
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| 199 | }
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| 200 | //-----------------------------------------------------------------------
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| 201 | void TestCullingTerrainApplication::deleteEntityStates()
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| 202 | {
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| 203 | for (int i = 0; i < (int)mEntityStates.size(); ++i)
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| 204 | {
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| 205 | OGRE_DELETE(mEntityStates[i]);
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| 206 | }
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| 207 |
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| 208 | mEntityStates.clear();
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| 209 | }
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| 210 | //-----------------------------------------------------------------------
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| 211 | void TestCullingTerrainApplication::createCamera()
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| 212 | {
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| 213 | // create the camera
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| 214 | mCamera = mSceneMgr->createCamera("PlayerCam");
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| 215 |
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| 216 | /** set a nice viewpoint
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| 217 | * we use a camera node here and apply all transformations on it instead
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| 218 | * of applying all transformations directly to the camera
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| 219 | * because then the camera is displayed correctly in the visualization
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| 220 | */
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[2123] | 221 | // hack: vienna view point
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[2106] | 222 | Vector3 viewPoint(830, 300, -540);
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[2123] | 223 |
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[2106] | 224 | mCamNode = mSceneMgr->getRootSceneNode()->
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| 225 | createChildSceneNode("CamNode1", viewPoint);
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| 226 |
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| 227 | mCamNode->setOrientation(Quaternion(-0.3486, 0.0122, 0.9365, 0.0329));
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| 228 | mCamNode->attachObject(mCamera);
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| 229 |
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[2501] | 230 |
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[2106] | 231 | ///////////////////
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| 232 | //-- create visualization camera
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| 233 |
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| 234 | mVizCamera = mSceneMgr->createCamera("VizCam");
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| 235 | mVizCamera->setPosition(mCamNode->getPosition());
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| 236 |
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[2746] | 237 | ///////////////
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| 238 |
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[2106] | 239 | mVizCamera->setNearClipDistance(1);
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| 240 | mCamera->setNearClipDistance(1);
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| 241 |
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| 242 | // infinite far plane?
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| 243 | if (mRoot->getRenderSystem()->getCapabilities()->hasCapability(RSC_INFINITE_FAR_PLANE))
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| 244 | {
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| 245 | mVizCamera->setFarClipDistance(0);
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| 246 | mCamera->setFarClipDistance(0);
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| 247 | }
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| 248 | else
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| 249 | {
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| 250 | mVizCamera->setFarClipDistance(20000);
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| 251 | mCamera->setFarClipDistance(20000);
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| 252 | }
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| 253 | }
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| 254 |
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| 255 | //-----------------------------------------------------------------------
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| 256 | bool TestCullingTerrainApplication::setup()
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| 257 | {
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| 258 | bool carryOn = ExampleApplication::setup();
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| 259 |
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| 260 | if (carryOn)
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| 261 | createRenderTargetListener();
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| 262 |
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| 263 | return carryOn;
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| 264 | }
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| 265 | //-----------------------------------------------------------------------
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| 266 | void TestCullingTerrainApplication::createRenderTargetListener()
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| 267 | {
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| 268 | mWindow->addListener(new VisualizationRenderTargetListener(mSceneMgr));
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| 269 | }
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| 270 | //-----------------------------------------------------------------------
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| 271 | bool TestCullingTerrainApplication::LoadSceneCollada(const String &filename,
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| 272 | SceneNode *root,
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| 273 | const int index)
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| 274 | {
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| 275 | #if COLLADA
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| 276 | // Collada
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| 277 | ColladaDocument *daeDoc = new ColladaDocument(mSceneMgr);
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| 278 |
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| 279 | String daeName = filename;
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| 280 | //if (daeName.empty())
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| 281 | // daeName = "City_1500.dae";
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| 282 |
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| 283 | // default directory
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| 284 | //daeName.insert(0, "../../media/models/collada/City");
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| 285 | LogManager::getSingleton().logMessage("ColladaDocument - import started");
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| 286 |
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| 287 | // full import
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| 288 | if (daeDoc->doImport(daeName))
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| 289 | {
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[2305] | 290 | LogManager::getSingleton().logMessage("loading collada");
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[2106] | 291 | /**
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| 292 | * build up scene
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| 293 | * if you only want a specific part of the scene graph, you must fetch a scene node
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| 294 | * by its unique node name and give it as parameter
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| 295 | * e.g.
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| 296 | * ColladaSceneNode *box = mScene->getNode("Box2");
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| 297 | * if (box != NULL) box->createOgreInstance(NULL);
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| 298 | */
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| 299 | daeDoc->getScene()->createOgreInstance(NULL);
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| 300 |
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| 301 | // everything is loaded, we do not need the collada document anymore
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| 302 | delete daeDoc;
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| 303 |
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| 304 | return true;
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| 305 | }
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| 306 | else
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| 307 | {
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| 308 | LogManager::getSingleton().logMessage("ColladaDocument - import failed");
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| 309 | return false;
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| 310 | }
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| 311 | #endif
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| 312 | return true;
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| 313 | }
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| 314 | //-----------------------------------------------------------------------
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| 315 | bool TestCullingTerrainApplication::LoadSceneIV(const String &filename,
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| 316 | SceneNode *root,
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| 317 | const int index)
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| 318 | {
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| 319 | mIVReader = new IVReader();
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| 320 |
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| 321 | Timer *timer = PlatformManager::getSingleton().createTimer();
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| 322 | timer->reset();
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| 323 |
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| 324 | if (1)
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| 325 | {
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| 326 | std::string logFilename = "IVLog" + Ogre::StringConverter().toString(index) + ".log";
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| 327 |
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| 328 | Log *log = LogManager::getSingleton().createLog(logFilename);
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| 329 | mIVReader->setLog(log);
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| 330 | }
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| 331 |
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| 332 | //viennaNode->translate(Vector3(-300, -300, 0));
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| 333 |
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| 334 | if (mIVReader->loadFile(filename.c_str()))
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| 335 | {
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| 336 | SceneNode *node = root->createChildSceneNode("IVSceneNode" + index);
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| 337 |
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| 338 | mIVReader->buildTree(mSceneMgr, node);
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| 339 |
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| 340 | mIVReader->collapse();
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| 341 | OGRE_DELETE(mIVReader);
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| 342 |
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| 343 | std::stringstream d;
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| 344 | d << "loaded " << filename << " in " << timer->getMilliseconds() * 1e-3 << " secs";
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| 345 | LogManager::getSingleton().logMessage(d.str());
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| 346 |
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| 347 | PlatformManager::getSingleton().destroyTimer(timer);
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| 348 |
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| 349 | //-- bake into static geometry
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| 350 | if (USE_STATIC_GEOMETRY)
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| 351 | {
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| 352 | BakeSceneIntoStaticGeometry("staticVienna", "Vienna");
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| 353 | }
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| 354 |
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| 355 | return true;
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| 356 | }
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| 357 |
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| 358 | return false;
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| 359 | }
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| 360 | //--------------------------------------------------------
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| 361 | void TestCullingTerrainApplication::BakeSceneIntoStaticGeometry(const String &staticGeomName,
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| 362 | const String &nodeName)
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| 363 | {
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| 364 | #if OGRE_103
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| 365 | // note: different static geom for roofs, roads, ..., becazse they have same material
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| 366 | StaticGeometry *staticGeom = mSceneMgr->createStaticGeometry(staticGeomName);
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| 367 |
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| 368 | // note: looping over entities here. why does scene node not work?
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| 369 | SceneManager::EntityIterator it = mSceneMgr->getEntityIterator();
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| 370 | while (it.hasMoreElements())
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| 371 | {
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| 372 | Entity *ent = it.getNext();
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| 373 | ent->setVisible(false);
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| 374 | staticGeom->addEntity(ent, ent->getParentSceneNode()->getPosition());
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| 375 | }
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| 376 |
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| 377 | staticGeom->setRegionDimensions(Vector3(100,100,100));
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| 378 | staticGeom->build();
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| 379 |
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| 380 | // cleanup node
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| 381 | //wallsNode->detachAllObjects();
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| 382 |
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| 383 | //roofsNode->detachAllObjects();
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| 384 | //roadsNode->detachAllObjects();
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| 385 | //planeNode->detachAllObjects();
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| 386 |
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| 387 | //viennaNode->removeChild("Walls");
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| 388 | mSceneMgr->destroySceneNode(nodeName);
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| 389 | #endif
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| 390 | }
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| 391 | //--------------------------------------------------------
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| 392 | void TestCullingTerrainApplication::createScene()
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| 393 | {
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| 394 | /////////
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[2123] | 395 | //-- load parameters & scene
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[2183] | 396 | //loadConfig("terrainCulling.cfg");
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[2106] | 397 |
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| 398 | /////////////////////////////////////
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| 399 |
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| 400 | // Set ambient light
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| 401 | mAmbientLight = ColourValue(0.5, 0.5, 0.5);
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| 402 | mSceneMgr->setAmbientLight(mAmbientLight);
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| 403 |
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| 404 | //-- create light
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| 405 | mSunLight = mSceneMgr->createLight("SunLight");
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| 406 | mSunLight->setType(Light::LT_DIRECTIONAL);
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| 407 | //mSunLight->setType(Light::LT_SPOTLIGHT);
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| 408 | //mSunLight->setSpotlightRange(Degree(30), Degree(50));
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| 409 |
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| 410 | mSunLight->setPosition(707, 2000, 500);
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| 411 | mSunLight->setCastShadows(true);
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| 412 |
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| 413 | // set light angle not too small over the surface,
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| 414 | // otherwise shadows textures will be broken
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| 415 | Vector3 dir(0.5, 1, 0.5);
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| 416 | dir.normalise();
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| 417 | mSunLight->setDirection(dir);
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| 418 | //mSunLight->setDirection(Vector3::NEGATIVE_UNIT_Y);
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| 419 | mSunLight->setDiffuseColour(1, 1, 1);
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| 420 | mSunLight->setSpecularColour(1, 1, 1);
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| 421 |
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[2361] | 422 | //-- Fog
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| 423 |
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| 424 | // NB it's VERY important to set this before calling setWorldGeometry
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[2106] | 425 | // because the vertex program picked will be different
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| 426 | ColourValue fadeColour(0.93, 0.86, 0.76);
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| 427 | mWindow->getViewport(0)->setBackgroundColour(fadeColour);
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| 428 | //mSceneMgr->setFog(FOG_LINEAR, fadeColour, .001, 500, 1000);
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| 429 |
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| 430 | // Create a skybox
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[2121] | 431 | mSceneMgr->setSkyBox(true, "Examples/CloudyNoonSkyBox", 50000, true);
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[2106] | 432 |
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| 433 | // terrain creation
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[2290] | 434 | std::string terrain_cfg("terrainCulling.cfg");
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[2352] | 435 |
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[2290] | 436 | mSceneMgr->setWorldGeometry(terrain_cfg);
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[2106] | 437 |
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[2290] | 438 | // was terrain loaded?
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| 439 | mSceneMgr->getOption("ShowTerrain", &msShowHillyTerrain);
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| 440 |
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[2123] | 441 | // hack view point for terrain
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| 442 | if (msShowHillyTerrain)
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| 443 | {
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| 444 | Vector3 viewPoint(707, 5000, 528);
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| 445 | mCamNode->setPosition(viewPoint);
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| 446 | }
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| 447 |
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[2290] | 448 |
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[2106] | 449 | //-- CEGUI setup
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| 450 | setupGui();
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| 451 |
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| 452 | // Warning: In GL since we can't go higher than the window res
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| 453 | mSceneMgr->setShadowTextureSettings(1024, 2);
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| 454 | mSceneMgr->setShadowColour(ColourValue(0.5, 0.5, 0.5));
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| 455 |
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[2290] | 456 |
|
---|
[2106] | 457 | //////////////
|
---|
| 458 | //-- terrain content setup
|
---|
| 459 |
|
---|
| 460 | // HACK: necessary to call once here for terrain initialisation
|
---|
| 461 | mSceneMgr->_renderScene(mCamera, mWindow->getViewport(0), true);
|
---|
| 462 |
|
---|
| 463 | // ray query executor: needed to clamp to terrain
|
---|
| 464 | mRayQueryExecutor = new RayQueryExecutor(mSceneMgr);
|
---|
| 465 |
|
---|
| 466 | mTerrainMinPos = EntityState::msMinPos = Vector3(0, 0, 0);
|
---|
| 467 | mTerrainMaxPos = EntityState::msMaxPos = Vector3(5000, 5000, 5000);
|
---|
| 468 |
|
---|
| 469 | mTerrainContentGenerator = new TerrainContentGenerator(mSceneMgr);
|
---|
| 470 |
|
---|
| 471 | // if no objects in file, we generate new objects
|
---|
[2168] | 472 | if (msShowHillyTerrain && !mTerrainContentGenerator->LoadObjects("objects.out"))
|
---|
[2106] | 473 | {
|
---|
| 474 | // the objects are generated randomly distributed over the terrain
|
---|
[2361] | 475 | if (1) generateScene(500, 0); // create robots
|
---|
| 476 | if (0) generateScene(300, 1); // create ninjas
|
---|
| 477 | if (0) generateScene(1000, 2); // create trees
|
---|
[2106] | 478 | }
|
---|
[2455] | 479 |
|
---|
| 480 | int maxDepth = 30;
|
---|
| 481 |
|
---|
| 482 | mSceneMgr->setOption("BiHierarchyMaxDepth", &maxDepth);
|
---|
| 483 |
|
---|
| 484 | int mode = 1;
|
---|
| 485 |
|
---|
| 486 | mSceneMgr->setOption("EnhancedVisibility", &mode);
|
---|
[2352] | 487 | mSceneMgr->setOption("RebuildBiHierarchy", NULL);
|
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| 488 | mSceneMgr->setOption("RebuildKdTree", NULL);
|
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[2106] | 489 | }
|
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| 490 | //-----------------------------------------------------------------------
|
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| 491 | void TestCullingTerrainApplication::generateScene(int num, int objectType)
|
---|
| 492 | {
|
---|
| 493 | const float val = TerrainFrameListener::msObjectScales[objectType];
|
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| 494 | Vector3 scale(val, val, val);
|
---|
| 495 | const float maxHeight = 75;
|
---|
| 496 |
|
---|
| 497 | // In order to provide much occlusion,
|
---|
| 498 | // height is restricted to maxHeight => no objects are created on peaks
|
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| 499 | mTerrainContentGenerator->SetMinPos(Vector3(mTerrainMinPos));
|
---|
| 500 | mTerrainContentGenerator->SetMaxPos(Vector3(mTerrainMaxPos.x, maxHeight, mTerrainMaxPos.z));
|
---|
| 501 |
|
---|
| 502 | mTerrainContentGenerator->SetScale(scale);
|
---|
| 503 | mTerrainContentGenerator->SetOffset(TerrainFrameListener::msObjectTerrainOffsets[objectType]);
|
---|
| 504 | mTerrainContentGenerator->GenerateScene(num, TerrainFrameListener::msObjectCaptions[objectType]);
|
---|
| 505 |
|
---|
| 506 | if (objectType != 0) // from our objects, only robot has animation phases
|
---|
| 507 | return;
|
---|
| 508 |
|
---|
| 509 | EntityList *entList = mTerrainContentGenerator->GetGeneratedEntities();
|
---|
| 510 |
|
---|
| 511 | /////////////
|
---|
| 512 | //-- add animation state for new robots (located at the end of the list)
|
---|
| 513 |
|
---|
[2455] | 514 | for (size_t i = entList->size() - (unsigned int)num; i < entList->size(); ++ i)
|
---|
[2106] | 515 | {
|
---|
| 516 | mEntityStates.push_back(new EntityState((*entList)[i],
|
---|
| 517 | EntityState::WAITING, Math::RangeRandom(0.5, 1.5)));
|
---|
| 518 | }
|
---|
| 519 |
|
---|
| 520 | // release limitations on height => it is possible for the user to put single
|
---|
| 521 | // objects on peaks of the terrain (will be only few, not relevant for occlusion)
|
---|
| 522 | mTerrainContentGenerator->SetMaxPos(mTerrainMaxPos);
|
---|
| 523 | }
|
---|
| 524 | //-----------------------------------------------------------------------
|
---|
| 525 | void TestCullingTerrainApplication::updateAnimations(Real timeSinceLastFrame)
|
---|
| 526 | {
|
---|
| 527 | for (int i = 0; i < (int)mEntityStates.size(); ++i)
|
---|
| 528 | {
|
---|
| 529 | SceneNode *sn = mEntityStates[i]->GetEntity()->getParentSceneNode();
|
---|
| 530 |
|
---|
| 531 | mEntityStates[i]->update(timeSinceLastFrame);
|
---|
| 532 |
|
---|
| 533 | if (mEntityStates[i]->GetState() == EntityState::MOVING)
|
---|
| 534 | {
|
---|
| 535 | Clamp2Terrain(sn, 0); //sn->setNodeVisible(false);
|
---|
| 536 | }
|
---|
| 537 | }
|
---|
| 538 | }
|
---|
| 539 | //-----------------------------------------------------------------------
|
---|
| 540 | EntityStates &TestCullingTerrainApplication::getEntityStates()
|
---|
| 541 | {
|
---|
| 542 | return mEntityStates;
|
---|
| 543 | }
|
---|
| 544 | //-----------------------------------------------------------------------
|
---|
| 545 | void TestCullingTerrainApplication::setupGui()
|
---|
| 546 | {
|
---|
| 547 | #if OGRE103
|
---|
| 548 | mGUIRenderer = new CEGUI::OgreCEGUIRenderer(mWindow, Ogre::RENDER_QUEUE_OVERLAY,
|
---|
| 549 | false, 3000, ST_EXTERIOR_CLOSE);
|
---|
| 550 | #else
|
---|
| 551 | mGUIRenderer = new CEGUI::OgreCEGUIRenderer(mWindow, Ogre::RENDER_QUEUE_OVERLAY,
|
---|
| 552 | false, 3000, mSceneMgr);
|
---|
| 553 | #endif
|
---|
| 554 | mGUISystem = new CEGUI::System(mGUIRenderer);
|
---|
| 555 |
|
---|
| 556 | // Mouse
|
---|
| 557 | CEGUI::SchemeManager::getSingleton().loadScheme((CEGUI::utf8*)"TaharezLook.scheme");
|
---|
| 558 | CEGUI::MouseCursor::getSingleton().setImage("TaharezLook", "MouseArrow");
|
---|
| 559 | mGUISystem->setDefaultMouseCursor((CEGUI::utf8*)"TaharezLook",
|
---|
| 560 | (CEGUI::utf8*)"MouseArrow");
|
---|
| 561 |
|
---|
| 562 | CEGUI::MouseCursor::getSingleton().hide();
|
---|
| 563 | }
|
---|
| 564 | //-----------------------------------------------------------------------
|
---|
| 565 | void TestCullingTerrainApplication::createFrameListener()
|
---|
| 566 | {
|
---|
| 567 | mTerrainFrameListener =
|
---|
| 568 | new TerrainFrameListener(mWindow,
|
---|
| 569 | mCamera,
|
---|
| 570 | mSceneMgr,
|
---|
| 571 | mGUIRenderer,
|
---|
| 572 | mTerrainContentGenerator,
|
---|
| 573 | mVizCamera,
|
---|
| 574 | mCamNode,
|
---|
| 575 | mSunLight,
|
---|
| 576 | this);
|
---|
[2544] | 577 | #ifdef GAMETOOLS_ILLUMINATION_MODULE
|
---|
[2353] | 578 | mTerrainFrameListener->setPriority(10);
|
---|
[2544] | 579 | #endif
|
---|
[2352] | 580 | mRoot->addFrameListener(mTerrainFrameListener);
|
---|
[2106] | 581 | }
|
---|
| 582 | //-----------------------------------------------------------------------
|
---|
| 583 | void TestCullingTerrainApplication::chooseSceneManager()
|
---|
| 584 | {
|
---|
| 585 | #ifdef OGRE_103
|
---|
| 586 | if (msShowHillyTerrain)
|
---|
| 587 | {
|
---|
| 588 | // Terrain scene manager
|
---|
| 589 | mSceneMgr = mRoot->getSceneManager(ST_EXTERIOR_CLOSE);
|
---|
| 590 | }
|
---|
| 591 | else
|
---|
| 592 | { // octree scene manager
|
---|
| 593 | mSceneMgr = mRoot->getSceneManager(ST_GENERIC);
|
---|
| 594 | }
|
---|
| 595 | #else
|
---|
[2130] | 596 |
|
---|
[2361] | 597 | mSceneMgr = mRoot->createSceneManager("OcclusionCullingSceneManager");
|
---|
| 598 |
|
---|
| 599 | //mSceneMgr = mRoot->createSceneManager("TerrainSceneManager");
|
---|
| 600 | //mSceneMgr = mRoot->createSceneManager("OctreeSceneManager");
|
---|
| 601 | //mSceneMgr = mRoot->createSceneManager("BiHierarchySceneManager");
|
---|
[2353] | 602 | //mSceneMgr = mRoot->createSceneManager("BiTreeTerrainSceneManager");
|
---|
[2108] | 603 |
|
---|
[2401] | 604 | bool useEnhancedVisibility = true;
|
---|
| 605 | mSceneMgr->setOption("EnhancedVisibility", &useEnhancedVisibility);
|
---|
[2106] | 606 | #endif
|
---|
| 607 | }
|
---|
| 608 | //-----------------------------------------------------------------------
|
---|
| 609 | bool TestCullingTerrainApplication::Clamp2Terrain(SceneNode *node, int terrainOffs)
|
---|
| 610 | {
|
---|
| 611 | // clamp scene node to terrain
|
---|
| 612 | Vector3 pos = node->getPosition();
|
---|
| 613 | Vector3 queryResult;
|
---|
| 614 |
|
---|
| 615 | if (mRayQueryExecutor->executeRayQuery(&queryResult,
|
---|
| 616 | Vector3(pos.x, MAX_HEIGHT, pos.z), Vector3::NEGATIVE_UNIT_Y))
|
---|
| 617 | {
|
---|
| 618 | node->setPosition(pos.x, queryResult.y + terrainOffs, pos.z);
|
---|
| 619 | return true;
|
---|
| 620 | }
|
---|
| 621 |
|
---|
| 622 | return false;
|
---|
| 623 | }
|
---|
| 624 |
|
---|
| 625 | //-----------------------------------------------------------------------
|
---|
| 626 | bool TestCullingTerrainApplication::Clamp2FloorPlane(const float dist)
|
---|
| 627 | {
|
---|
| 628 | // clamp to floor plane
|
---|
| 629 | RaySceneQuery *raySceneQuery = mSceneMgr->createRayQuery(
|
---|
| 630 | Ray(mCamNode->getPosition(), Vector3::NEGATIVE_UNIT_Y));
|
---|
| 631 |
|
---|
| 632 | RaySceneQueryResult& qryResult = raySceneQuery->execute();
|
---|
| 633 |
|
---|
| 634 | RaySceneQueryResult::iterator rit = qryResult.begin();
|
---|
| 635 | bool success = false;
|
---|
[2108] | 636 |
|
---|
| 637 | float yVal = 0;
|
---|
| 638 | float minVal = 999999999999;
|
---|
[2106] | 639 |
|
---|
[2501] | 640 | // find next valid intersection
|
---|
[2106] | 641 | while (rit != qryResult.end() && rit->movable)
|
---|
| 642 | {
|
---|
[2501] | 643 | // camera is not a real world object
|
---|
[2106] | 644 | if (rit->movable->getName() != "PlayerCam")
|
---|
| 645 | {
|
---|
[2501] | 646 | // get the next intersection with a movable object
|
---|
[2106] | 647 | yVal = rit->movable->getWorldBoundingBox().getCenter().y;
|
---|
| 648 |
|
---|
[2501] | 649 | if (yVal < minVal)
|
---|
| 650 | minVal = yVal;
|
---|
| 651 |
|
---|
[2106] | 652 | success = true;
|
---|
| 653 | }
|
---|
| 654 |
|
---|
| 655 | ++ rit;
|
---|
| 656 | }
|
---|
[2501] | 657 |
|
---|
| 658 | // place player on the ground object
|
---|
[2106] | 659 | if (success)
|
---|
[2501] | 660 | {
|
---|
| 661 | mCamNode->setPosition(mCamNode->getPosition().x,
|
---|
| 662 | minVal + dist,
|
---|
| 663 | mCamNode->getPosition().z);
|
---|
| 664 | }
|
---|
[2106] | 665 |
|
---|
| 666 | OGRE_DELETE(raySceneQuery);
|
---|
| 667 | return success;
|
---|
| 668 | }
|
---|
| 669 |
|
---|
| 670 | //-----------------------------------------------------------------------
|
---|
| 671 | // splits strings containing multiple file names
|
---|
| 672 | static int SplitFilenames(const std::string str, std::vector<std::string> &filenames)
|
---|
| 673 | {
|
---|
| 674 | int pos = 0;
|
---|
| 675 |
|
---|
| 676 | while(1)
|
---|
| 677 | {
|
---|
| 678 | int npos = (int)str.find(';', pos);
|
---|
| 679 |
|
---|
| 680 | if (npos < 0 || npos - pos < 1)
|
---|
| 681 | break;
|
---|
| 682 | filenames.push_back(std::string(str, pos, npos - pos));
|
---|
| 683 | pos = npos + 1;
|
---|
| 684 | }
|
---|
| 685 |
|
---|
| 686 | filenames.push_back(std::string(str, pos, str.size() - pos));
|
---|
| 687 | return (int)filenames.size();
|
---|
| 688 | }
|
---|
| 689 | //-----------------------------------------------------------------------
|
---|
| 690 | bool TestCullingTerrainApplication::LoadScene(const String &filename)
|
---|
| 691 | {
|
---|
| 692 | using namespace std;
|
---|
| 693 | // use leaf nodes of the original spatial hierarchy as occludees
|
---|
| 694 | vector<string> filenames;
|
---|
| 695 | int files = SplitFilenames(filename, filenames);
|
---|
| 696 |
|
---|
| 697 | std::stringstream d;
|
---|
| 698 | d << "number of input files: " << files << "\n";
|
---|
| 699 | LogManager::getSingleton().logMessage(d.str());
|
---|
| 700 |
|
---|
| 701 | bool result = false;
|
---|
| 702 | vector<string>::const_iterator fit, fit_end = filenames.end();
|
---|
| 703 | int i = 0;
|
---|
| 704 |
|
---|
| 705 | for (fit = filenames.begin(); fit != fit_end; ++ fit, ++ i)
|
---|
| 706 | {
|
---|
| 707 | const string fn = *fit;
|
---|
| 708 |
|
---|
| 709 | if (strstr(fn.c_str(), ".iv") || strstr(fn.c_str(), ".wrl"))
|
---|
| 710 | {
|
---|
| 711 | // load iv files
|
---|
| 712 | if (!LoadSceneIV(fn, mSceneMgr->getRootSceneNode(), i))
|
---|
| 713 | {
|
---|
| 714 | // terrain hack
|
---|
[2108] | 715 | //msShowHillyTerrain = true;
|
---|
[2106] | 716 | LogManager::getSingleton().logMessage("error loading scene => load terrain");
|
---|
| 717 | }
|
---|
| 718 | }
|
---|
| 719 | else if (strstr(filename.c_str(), ".dae"))
|
---|
| 720 | {
|
---|
| 721 | // load collada files
|
---|
| 722 | LoadSceneCollada(fn, mSceneMgr->getRootSceneNode(), i);
|
---|
| 723 | }
|
---|
| 724 | else //if (filename == "terrain")
|
---|
| 725 | {
|
---|
| 726 | // terrain hack
|
---|
| 727 | msShowHillyTerrain = true;
|
---|
| 728 | LogManager::getSingleton().logMessage("loading terrain");
|
---|
| 729 | }
|
---|
| 730 |
|
---|
| 731 | result = true;
|
---|
| 732 | }
|
---|
| 733 |
|
---|
| 734 | return result;
|
---|
| 735 | }
|
---|
| 736 | //-----------------------------------------------------------------------
|
---|
| 737 | bool TestCullingTerrainApplication::LoadViewCells(const String &filename)
|
---|
| 738 | {
|
---|
[2544] | 739 | // if not already loaded, the scene manager will load the view cells
|
---|
[2106] | 740 | return mSceneMgr->setOption("UseViewCells", filename.c_str());
|
---|
| 741 | }
|
---|
| 742 |
|
---|
| 743 |
|
---|
[2501] | 744 |
|
---|
[2106] | 745 | /**********************************************************************/
|
---|
| 746 | /* VisualizationRenderTargetListener implementation */
|
---|
| 747 | /**********************************************************************/
|
---|
| 748 |
|
---|
| 749 | //-----------------------------------------------------------------------
|
---|
| 750 | VisualizationRenderTargetListener::VisualizationRenderTargetListener(SceneManager *sceneMgr)
|
---|
| 751 | :RenderTargetListener(), mSceneMgr(sceneMgr)
|
---|
| 752 | {
|
---|
| 753 | }
|
---|
| 754 | //-----------------------------------------------------------------------
|
---|
| 755 | void VisualizationRenderTargetListener::preViewportUpdate(const RenderTargetViewportEvent &evt)
|
---|
| 756 | {
|
---|
| 757 | // visualization viewport
|
---|
| 758 | const bool showViz = evt.source->getZOrder() == VIZ_VIEWPORT_Z_ORDER;
|
---|
| 759 | const bool nShowViz = !showViz;
|
---|
| 760 |
|
---|
| 761 | mSavedShadowTechnique = mSceneMgr->getShadowTechnique();
|
---|
| 762 | mSavedAmbientLight = mSceneMgr->getAmbientLight();
|
---|
| 763 |
|
---|
[2544] | 764 | //-- ambient light must be full for visualization, shadows disabled
|
---|
[2106] | 765 | if (showViz)
|
---|
| 766 | {
|
---|
| 767 | mSceneMgr->setAmbientLight(ColourValue(1, 1, 1));
|
---|
| 768 | mSceneMgr->setShadowTechnique(SHADOWTYPE_NONE);
|
---|
| 769 | }
|
---|
| 770 |
|
---|
| 771 | mSceneMgr->setOption("PrepareVisualization", &showViz);
|
---|
| 772 | mSceneMgr->setOption("SkyBoxEnabled", &nShowViz);
|
---|
| 773 |
|
---|
| 774 | RenderTargetListener::preViewportUpdate(evt);
|
---|
| 775 | }
|
---|
| 776 | //-----------------------------------------------------------------------
|
---|
| 777 | void VisualizationRenderTargetListener::postRenderTargetUpdate(const RenderTargetEvent &evt)
|
---|
| 778 | {
|
---|
| 779 | // reset values
|
---|
| 780 | mSceneMgr->setShadowTechnique(mSavedShadowTechnique);
|
---|
| 781 | mSceneMgr->setAmbientLight(mSavedAmbientLight);
|
---|
| 782 |
|
---|
| 783 | RenderTargetListener::postRenderTargetUpdate(evt);
|
---|
| 784 | }
|
---|
| 785 | //-----------------------------------------------------------------------
|
---|
| 786 | INT WINAPI WinMain( HINSTANCE hInst, HINSTANCE, LPSTR strCmdLine, INT )
|
---|
| 787 | {
|
---|
| 788 | // Create application object
|
---|
| 789 | TestCullingTerrainApplication app;
|
---|
| 790 |
|
---|
| 791 | try
|
---|
| 792 | {
|
---|
| 793 | app.go();
|
---|
| 794 | }
|
---|
| 795 | catch( Ogre::Exception& e )
|
---|
| 796 | {
|
---|
| 797 | MessageBox( NULL, e.getFullDescription().c_str(),
|
---|
| 798 | "An exception has occured!", MB_OK | MB_ICONERROR | MB_TASKMODAL);
|
---|
| 799 | }
|
---|
| 800 |
|
---|
| 801 | return 0;
|
---|
[2544] | 802 | } |
---|