[1791] | 1 | /* ==========================================================================
|
---|
| 2 | * (C) 2006 Universitat Jaume I
|
---|
| 3 | * ==========================================================================
|
---|
| 4 | * PROYECT: GAME TOOLS
|
---|
| 5 | * ==========================================================================*/
|
---|
| 6 | /** CONTENT:
|
---|
| 7 | *
|
---|
| 8 | *
|
---|
| 9 | * @file main.cpp
|
---|
| 10 | /** COMMENTS:
|
---|
| 11 | * Model must be in "media/models" folder.
|
---|
| 12 | * Lod file must be in "media/GT" folder.
|
---|
| 13 | /*===========================================================================*/
|
---|
| 14 | #include "ExampleApplication.h"
|
---|
| 15 | #include "GeoLodManager.h"
|
---|
| 16 | #include "GeoMeshLoader.h"
|
---|
| 17 | #include "audiere.h"
|
---|
| 18 |
|
---|
| 19 |
|
---|
| 20 | // Distance values
|
---|
| 21 | #define dist_min 2000
|
---|
[1819] | 22 | #define dist_max 2500
|
---|
[1791] | 23 |
|
---|
| 24 | // Model name
|
---|
| 25 | //#define model_name "dwarf2"
|
---|
| 26 |
|
---|
| 27 |
|
---|
| 28 | //Global variables
|
---|
| 29 | Geometry::LodManager* lodManager = NULL;
|
---|
| 30 | Geometry::Mesh *the_lodstrips_mesh = NULL,
|
---|
| 31 | *the_lodtree_mesh = NULL;
|
---|
| 32 | Geometry::GeoMeshLoader *lodstrips_meshloader = NULL,
|
---|
| 33 | *lodtree_meshloader = NULL;
|
---|
| 34 | Ogre::SceneManager *sceneManager = NULL;
|
---|
| 35 | Ogre::Entity *orig_lodstrips_entity = NULL,
|
---|
| 36 | *orig_lodtree_entity = NULL;
|
---|
| 37 |
|
---|
| 38 | audiere::AudioDevicePtr device(audiere::OpenDevice());
|
---|
| 39 | audiere::OutputStreamPtr song(OpenSound(device,"../../musica.mp3",false));
|
---|
| 40 |
|
---|
| 41 |
|
---|
| 42 | MaterialPtr *mat;
|
---|
| 43 |
|
---|
| 44 | ColourValue color=ColourValue::Red;
|
---|
| 45 |
|
---|
| 46 | Camera* theCam;
|
---|
| 47 | Entity* pPlaneEnt;
|
---|
| 48 |
|
---|
| 49 | char HelpString[]="(F1) Quit this Help\n"
|
---|
| 50 | "This demo shows an example of the LODManager in action. Every model in the scene\n"
|
---|
| 51 | "has its own LodStrips object associated that manages its level of detail.\n"
|
---|
| 52 | "Since the scene is highly populated, changing the LOD of every object independently\n"
|
---|
| 53 | "would make the performance to fall.\n"
|
---|
| 54 | "The LodManager makes efficient LOD computations by reusing previously calculated LODs.\n"
|
---|
| 55 | "The level of detail of the objects depends on the distance to the camera. When the\n"
|
---|
| 56 | "camera goes away from them, the level of detail decreases, and when the camera gets\n"
|
---|
| 57 | "closer to them increases to restore the original geometry of the model.\n"
|
---|
| 58 | "(F4) LODManager ON\n"
|
---|
| 59 | "(F3) LODManager OFF\n\n"
|
---|
| 60 | "IMPORTANT: to notice performance improvements the user must move the camera, since the\n"
|
---|
| 61 | "LOD in only re-calculated when the camera position changes.";
|
---|
| 62 |
|
---|
| 63 | char NoHelpString[]="\n\n\n\n\n\n\n\n\n\n\n\n\n(F1) Help\n";
|
---|
| 64 |
|
---|
| 65 | OverlayElement* mLOD;
|
---|
| 66 | OverlayElement* mInfo;
|
---|
| 67 | OverlayElement* mInfo2;
|
---|
| 68 | OverlayElement* mHelp;
|
---|
| 69 |
|
---|
| 70 | //Ogre::OverlayElement *mInfo, *mInfo2;
|
---|
| 71 |
|
---|
| 72 | // framerate test
|
---|
| 73 | std::vector<float> framerates;
|
---|
| 74 | const unsigned int msDelay = 1000;
|
---|
| 75 |
|
---|
| 76 | class CustomIndexData : public Geometry::IndexData
|
---|
| 77 | {
|
---|
| 78 | private:
|
---|
| 79 | Ogre::Mesh *targetMesh;
|
---|
| 80 | Ogre::HardwareIndexBufferSharedPtr ibuf;
|
---|
| 81 | unsigned long* pIdx;
|
---|
| 82 | Ogre::HardwareIndexBufferSharedPtr *orig_indexbuff;
|
---|
| 83 |
|
---|
| 84 | public:
|
---|
| 85 | CustomIndexData(Ogre::Mesh *ogremesh):Geometry::IndexData(){
|
---|
| 86 | targetMesh=ogremesh;
|
---|
| 87 | pIdx=NULL;
|
---|
| 88 | orig_indexbuff=new Ogre::HardwareIndexBufferSharedPtr[targetMesh->getNumSubMeshes()];
|
---|
| 89 | for (int i=0; i<targetMesh->getNumSubMeshes(); i++)
|
---|
| 90 | {
|
---|
| 91 | Ogre::RenderOperation mRenderOp;
|
---|
| 92 | targetMesh->getSubMesh(i)->_getRenderOperation(mRenderOp,0);
|
---|
| 93 | orig_indexbuff[i] = mRenderOp.indexData->indexBuffer;
|
---|
| 94 | }
|
---|
| 95 | }
|
---|
| 96 | virtual ~CustomIndexData(void){
|
---|
| 97 | delete[] orig_indexbuff;
|
---|
| 98 | }
|
---|
| 99 |
|
---|
| 100 | virtual void Begin(unsigned int submeshid, unsigned int indexcount){
|
---|
| 101 | Ogre::RenderOperation mRenderOp;
|
---|
| 102 | targetMesh->getSubMesh(submeshid)->_getRenderOperation(mRenderOp,0);
|
---|
| 103 |
|
---|
| 104 | // restore the original index data to modify it
|
---|
| 105 | mRenderOp.indexData->indexBuffer = orig_indexbuff[submeshid];
|
---|
| 106 |
|
---|
| 107 | ibuf = mRenderOp.indexData->indexBuffer;
|
---|
| 108 | mRenderOp.indexData->indexCount = indexcount;
|
---|
| 109 | pIdx = static_cast<unsigned long*>(ibuf->lock(Ogre::HardwareBuffer::HBL_NORMAL));
|
---|
| 110 | }
|
---|
| 111 |
|
---|
| 112 | virtual void SetIndex(unsigned int i, unsigned int index){
|
---|
| 113 | pIdx[i] = index;
|
---|
| 114 | }
|
---|
| 115 | virtual void End(){
|
---|
| 116 | ibuf->unlock();
|
---|
| 117 | }
|
---|
| 118 | virtual void BorrowIndexData(const Geometry::IndexData *idata){
|
---|
| 119 | CustomIndexData *custom_data = (CustomIndexData*)idata;
|
---|
| 120 | for (int i=0; i<targetMesh->getNumSubMeshes(); i++)
|
---|
| 121 | {
|
---|
| 122 | Ogre::RenderOperation mRenderOp, mRenderOpParam;
|
---|
| 123 |
|
---|
| 124 | targetMesh->getSubMesh(i)->_getRenderOperation(mRenderOp,0);
|
---|
| 125 | custom_data->targetMesh->getSubMesh(i)->_getRenderOperation(mRenderOpParam,0);
|
---|
| 126 |
|
---|
| 127 | mRenderOp.indexData->indexBuffer = mRenderOpParam.indexData->indexBuffer;
|
---|
| 128 | mRenderOp.indexData->indexCount = mRenderOpParam.indexData->indexCount;
|
---|
| 129 | }
|
---|
| 130 | }
|
---|
| 131 | };
|
---|
| 132 |
|
---|
| 133 | void AddNewLodStripsObj(void)
|
---|
| 134 | {
|
---|
| 135 | const int troop_width = 30;
|
---|
| 136 | static int iname = 0;
|
---|
| 137 | int i = iname%troop_width;
|
---|
| 138 | int j = iname/troop_width;
|
---|
| 139 |
|
---|
| 140 | char newObjName[16]="";
|
---|
| 141 | sprintf(newObjName,"model_%d",iname);
|
---|
| 142 | char newMeshName[16]="";
|
---|
| 143 | sprintf(newMeshName,"mesh_%d",iname);
|
---|
| 144 | iname++;
|
---|
| 145 |
|
---|
| 146 | Ogre::Mesh *ogreMesh = orig_lodstrips_entity->getMesh()->clone(newMeshName).getPointer();
|
---|
| 147 | Entity *entity = sceneManager->createEntity(newObjName,newMeshName);
|
---|
| 148 | entity->setNormaliseNormals(true);
|
---|
| 149 |
|
---|
| 150 | Ogre::SceneNode * auxnode = sceneManager->getRootSceneNode()->createChildSceneNode();
|
---|
| 151 | auxnode->attachObject(entity);
|
---|
| 152 | auxnode->rotate(Ogre::Vector3(0,1,0),Ogre::Degree(180.0f),Ogre::Node::TS_WORLD);
|
---|
| 153 | auxnode->scale(30.0f,30.0f,30.0f);
|
---|
| 154 | float randomsepx = (float)((rand()%18)-9);
|
---|
| 155 | float randomsepy = (float)((rand()%12)-6);
|
---|
| 156 | auxnode->translate(i*120.0f+randomsepx,0.0f,-j*120.0f-randomsepx);
|
---|
| 157 | // auxnode->translate(0,0,-500.0f);
|
---|
| 158 |
|
---|
| 159 | Geometry::LodStripsLibrary *myStrips = new Geometry::LodStripsLibrary(
|
---|
| 160 | lodstrips_meshloader->GetLodStripsData(),
|
---|
| 161 | the_lodstrips_mesh,
|
---|
| 162 | new CustomIndexData(ogreMesh));
|
---|
| 163 |
|
---|
| 164 | entity->setMaterialName("LODStripsDemo/Ogro");
|
---|
| 165 |
|
---|
| 166 | // add the object to the manager
|
---|
| 167 | Ogre::Vector3 opos = auxnode->getPosition();
|
---|
| 168 | lodManager->AddLodObj("ogre",myStrips,Geometry::Vector3(opos.x,opos.y,opos.z));
|
---|
| 169 | }
|
---|
| 170 |
|
---|
| 171 |
|
---|
| 172 | void AddNewLodTreeObj(void)
|
---|
| 173 | {
|
---|
| 174 | const int troop_width = 10;
|
---|
| 175 | static int iname = 0;
|
---|
| 176 | int i = iname%troop_width;
|
---|
| 177 | int j = iname/troop_width;
|
---|
| 178 |
|
---|
| 179 | char newObjName[16]="";
|
---|
| 180 | sprintf(newObjName,"tree_%d",iname);
|
---|
| 181 | char newMeshName[16]="";
|
---|
| 182 | sprintf(newMeshName,"tree_%d",iname);
|
---|
| 183 | iname++;
|
---|
| 184 |
|
---|
| 185 | Ogre::Mesh *ogreMesh = orig_lodtree_entity->getMesh()->clone(newMeshName).getPointer();
|
---|
| 186 | Entity *entity = sceneManager->createEntity(newObjName,newMeshName);
|
---|
| 187 | entity->setNormaliseNormals(true);
|
---|
| 188 |
|
---|
| 189 | Ogre::SceneNode * auxnode = sceneManager->getRootSceneNode()->createChildSceneNode();
|
---|
| 190 | auxnode->attachObject(entity);
|
---|
| 191 | auxnode->scale(11.0f,11.0f,11.0f);
|
---|
| 192 | auxnode->rotate(Ogre::Vector3(0,0,1),Ogre::Degree(rand()%360));
|
---|
| 193 | auxnode->rotate(Ogre::Vector3(1,0,0),Ogre::Radian(-3.14159f*0.5f),Ogre::Node::TS_WORLD);
|
---|
| 194 | float randomsepx = (float)((rand()%18)-9);
|
---|
| 195 | float randomsepy = (float)((rand()%12)-6);
|
---|
| 196 | auxnode->translate(i*60.0f+randomsepx,-1.0f,-j*60.0f-randomsepx);
|
---|
| 197 | auxnode->translate(300,0,-500.0f);
|
---|
| 198 |
|
---|
| 199 | Geometry::LodTreeLibrary *myTree = new Geometry::LodTreeLibrary(
|
---|
| 200 | lodtree_meshloader->GetLodStripsData(),
|
---|
| 201 | lodtree_meshloader->GetTreeSimpSeq(),
|
---|
| 202 | the_lodtree_mesh,
|
---|
| 203 | new CustomIndexData(ogreMesh));
|
---|
| 204 |
|
---|
| 205 | // load the right material for each part of the tree
|
---|
| 206 | for (int submesh=0; submesh < ogreMesh->getNumSubMeshes(); submesh++)
|
---|
| 207 | {
|
---|
| 208 | bool istrunk = myTree->GetLeavesSubMesh()!=submesh;
|
---|
| 209 | if (istrunk)
|
---|
| 210 | entity->getSubEntity(submesh)->setMaterialName("Examples/Populifolia/trunk");
|
---|
| 211 | else
|
---|
| 212 | entity->getSubEntity(submesh)->setMaterialName("Examples/Populifolia/leaf");
|
---|
| 213 | }
|
---|
| 214 |
|
---|
| 215 |
|
---|
| 216 | // add the object to the manager
|
---|
| 217 | Ogre::Vector3 opos = auxnode->getPosition();
|
---|
| 218 | lodManager->AddLodObj("tree",myTree,Geometry::Vector3(opos.x,opos.y,opos.z));
|
---|
| 219 | }
|
---|
| 220 |
|
---|
| 221 |
|
---|
| 222 |
|
---|
| 223 | class LodManagerFrameListener : public ExampleFrameListener
|
---|
| 224 | {
|
---|
| 225 | int manage;
|
---|
| 226 |
|
---|
| 227 | public:
|
---|
| 228 |
|
---|
| 229 | LodManagerFrameListener(RenderWindow* win, Camera* cam)
|
---|
| 230 | : ExampleFrameListener(win, cam, false, false)
|
---|
| 231 | {
|
---|
| 232 | manage=1;
|
---|
| 233 | }
|
---|
| 234 |
|
---|
| 235 | bool frameStarted(const FrameEvent& evt)
|
---|
| 236 | {
|
---|
| 237 | Vector3 dist;
|
---|
| 238 | int distance=0,inc2=0;
|
---|
| 239 |
|
---|
| 240 | // test
|
---|
| 241 | static float timeLeft = 0;
|
---|
| 242 |
|
---|
| 243 | const RenderTarget::FrameStats& stats = mWindow->getStatistics();
|
---|
| 244 |
|
---|
| 245 | static bool rec_stats = false;
|
---|
| 246 |
|
---|
| 247 | if (mInputDevice->isKeyDown(Ogre::KC_J))
|
---|
| 248 | rec_stats=true;
|
---|
| 249 |
|
---|
| 250 | if (rec_stats)
|
---|
| 251 | {
|
---|
| 252 | if (timeLeft <= 0.0f)
|
---|
| 253 | {
|
---|
| 254 | framerates.push_back(stats.lastFPS);
|
---|
| 255 | timeLeft = msDelay;
|
---|
| 256 | }
|
---|
| 257 | timeLeft -= evt.timeSinceLastFrame * 1000.0f;
|
---|
| 258 | }
|
---|
| 259 |
|
---|
| 260 | // Move upto 80 units/second
|
---|
| 261 | Real MoveFactor = 180.0 * evt.timeSinceLastFrame;
|
---|
| 262 |
|
---|
| 263 | // Copy the current state of the input devices
|
---|
| 264 | mInputDevice->capture();
|
---|
| 265 |
|
---|
| 266 | // If this is the first frame, pick a speed
|
---|
| 267 | if (evt.timeSinceLastFrame == 0)
|
---|
| 268 | {
|
---|
| 269 | mMoveScale = 1;
|
---|
| 270 | mRotScale = 0.1;
|
---|
| 271 | }
|
---|
| 272 | // Otherwise scale movement units by time passed since last frame
|
---|
| 273 | else
|
---|
| 274 | {
|
---|
| 275 | // Move about 100 units per second,
|
---|
| 276 | mMoveScale = mMoveSpeed * evt.timeSinceLastFrame;
|
---|
| 277 | // Take about 10 seconds for full rotation
|
---|
| 278 | mRotScale = mRotateSpeed * evt.timeSinceLastFrame;
|
---|
| 279 | }
|
---|
| 280 |
|
---|
| 281 | mRotX = 0;
|
---|
| 282 | mRotY = 0;
|
---|
| 283 | mTranslateVector = Vector3::ZERO;
|
---|
| 284 |
|
---|
[2154] | 285 | lodManager->UpdateLOD();
|
---|
[1791] | 286 |
|
---|
| 287 | bool cam_moved=false;
|
---|
| 288 |
|
---|
| 289 | if (mInputDevice->isKeyDown(Ogre::KC_F3))
|
---|
| 290 | {
|
---|
| 291 | lodManager->always_calculate_lod = true;
|
---|
| 292 | cam_moved = true;
|
---|
| 293 | }
|
---|
| 294 | if (mInputDevice->isKeyDown(Ogre::KC_F4))
|
---|
| 295 | {
|
---|
| 296 | lodManager->always_calculate_lod = false;
|
---|
| 297 | cam_moved = true;
|
---|
| 298 | }
|
---|
| 299 |
|
---|
| 300 | //if (mInputDevice->isKeyDown(Ogre::KC_F7))
|
---|
| 301 | //{
|
---|
| 302 | // lodManager->force_highest_lod = true;
|
---|
| 303 | // cam_moved = true;
|
---|
| 304 | //}
|
---|
| 305 |
|
---|
| 306 | //if (mInputDevice->isKeyDown(Ogre::KC_F8))
|
---|
| 307 | //{
|
---|
| 308 | // lodManager->force_highest_lod = false;
|
---|
| 309 | // cam_moved = true;
|
---|
| 310 | //}
|
---|
| 311 |
|
---|
| 312 | // Move the cam
|
---|
| 313 | if(mInputDevice->isKeyDown(Ogre::KC_UP))
|
---|
| 314 | {
|
---|
| 315 | mTranslateVector.z = -mMoveScale;
|
---|
| 316 | cam_moved=true;
|
---|
| 317 | }
|
---|
| 318 |
|
---|
| 319 | if(mInputDevice->isKeyDown(Ogre::KC_DOWN))
|
---|
| 320 | {
|
---|
| 321 | mTranslateVector.z = mMoveScale;
|
---|
| 322 | cam_moved=true;
|
---|
| 323 | }
|
---|
| 324 |
|
---|
| 325 | // Instead of moving the ship left and right, rotate it using yaw()
|
---|
| 326 | if(mInputDevice->isKeyDown(Ogre::KC_LEFT))
|
---|
| 327 | {
|
---|
| 328 | mCamera->yaw(mRotScale);
|
---|
| 329 | cam_moved=true;
|
---|
| 330 | }
|
---|
| 331 |
|
---|
| 332 | if(mInputDevice->isKeyDown(Ogre::KC_RIGHT))
|
---|
| 333 | {
|
---|
| 334 | mCamera->yaw(-mRotScale);
|
---|
| 335 | cam_moved=true;
|
---|
| 336 | }
|
---|
| 337 |
|
---|
| 338 | if(mInputDevice->isKeyDown(Ogre::KC_ESCAPE))
|
---|
| 339 | {
|
---|
| 340 | delete lodManager;
|
---|
| 341 | delete [] mat;
|
---|
| 342 | FILE *f=fopen("fps.txt","wt");
|
---|
| 343 | unsigned int ms = 0;
|
---|
| 344 | for (std::vector<float>::iterator it = framerates.begin(); it != framerates.end(); it++, ms++)
|
---|
| 345 | fprintf(f,"%u %f\n",ms,*it);
|
---|
| 346 | fclose(f);
|
---|
| 347 | return false;
|
---|
| 348 | }
|
---|
| 349 |
|
---|
| 350 | static bool newpush = true;
|
---|
| 351 | if (!mInputDevice->isKeyDown(Ogre::KC_F1))
|
---|
| 352 | newpush = true;
|
---|
| 353 |
|
---|
| 354 | static bool showing_help = false;
|
---|
| 355 | if (mInputDevice->isKeyDown(Ogre::KC_F1) && newpush)
|
---|
| 356 | {
|
---|
| 357 | newpush = false;
|
---|
| 358 | if (showing_help = !showing_help)
|
---|
| 359 | mHelp->setCaption(HelpString);
|
---|
| 360 | else
|
---|
| 361 | mHelp->setCaption(NoHelpString);
|
---|
| 362 | }
|
---|
| 363 |
|
---|
| 364 | if( mInputDevice->getMouseButton( 1 ) )
|
---|
| 365 | {
|
---|
| 366 | mTranslateVector.x += mInputDevice->getMouseRelativeX() * 0.13;
|
---|
| 367 | mTranslateVector.y -= mInputDevice->getMouseRelativeY() * 0.13;
|
---|
| 368 | cam_moved=true;
|
---|
| 369 | }
|
---|
| 370 | else
|
---|
| 371 | {
|
---|
| 372 | mRotX = Degree(-mInputDevice->getMouseRelativeX() * 0.13);
|
---|
| 373 | mRotY = Degree(-mInputDevice->getMouseRelativeY() * 0.13);
|
---|
| 374 | }
|
---|
| 375 |
|
---|
| 376 | char cadena[256];
|
---|
| 377 |
|
---|
| 378 | if ( lodManager->always_calculate_lod )
|
---|
| 379 | sprintf(cadena,"\n\nLOD Manager: OFF\nTriangle Count: %d\n",stats.triangleCount);
|
---|
| 380 | else
|
---|
| 381 | sprintf(cadena,"\n\nLOD Manager: ON\nTriangle Count: %d\n",stats.triangleCount);
|
---|
| 382 |
|
---|
| 383 | mInfo->setCaption(cadena);
|
---|
| 384 | mWindow->getStatistics();
|
---|
| 385 |
|
---|
| 386 | sprintf(cadena,"Current FPS: %f\n",stats.lastFPS);
|
---|
| 387 | mInfo2->setCaption(cadena);
|
---|
| 388 |
|
---|
| 389 |
|
---|
| 390 | mCamera->yaw(mRotX);
|
---|
| 391 | mCamera->pitch(mRotY);
|
---|
| 392 | mCamera->moveRelative(mTranslateVector);
|
---|
| 393 |
|
---|
| 394 | if (cam_moved)
|
---|
| 395 | lodManager->UpdateCamera(Geometry::Vector3(mCamera->getPosition().x,mCamera->getPosition().y,mCamera->getPosition().z));
|
---|
| 396 |
|
---|
| 397 | return true;
|
---|
| 398 | }
|
---|
| 399 | };
|
---|
| 400 |
|
---|
| 401 | class LodManagerApplication : public ExampleApplication
|
---|
| 402 | {
|
---|
| 403 | public:
|
---|
| 404 | LodManagerApplication() {}
|
---|
| 405 |
|
---|
| 406 | ~LodManagerApplication() {}
|
---|
| 407 | protected:
|
---|
| 408 |
|
---|
| 409 | // Just override the mandatory create scene method
|
---|
| 410 | void createScene(void)
|
---|
| 411 | {
|
---|
| 412 | mat = new MaterialPtr[1];
|
---|
| 413 |
|
---|
| 414 | theCam = mCamera;
|
---|
| 415 | theCam->setPosition(1900,200,800);
|
---|
| 416 | // Set ambient light
|
---|
| 417 | sceneManager = mSceneMgr;
|
---|
| 418 | mSceneMgr->setAmbientLight(ColourValue(0.2, 0.2, 0.2));
|
---|
| 419 |
|
---|
| 420 | //SHADOWS
|
---|
| 421 | //mSceneMgr->setShadowTechnique(SHADOWTYPE_TEXTURE_MODULATIVE);
|
---|
| 422 | //mSceneMgr->setShadowTextureSettings(2048,1);
|
---|
| 423 | //mSceneMgr->setShadowFarDistance(2048);
|
---|
| 424 | //mSceneMgr->setShadowColour(ColourValue(0.5, 0.5, 0.5));
|
---|
| 425 |
|
---|
| 426 | // Create a point light
|
---|
| 427 | Light* l = mSceneMgr->createLight("MainLight");
|
---|
| 428 | l->setType(Light::LT_DIRECTIONAL);
|
---|
| 429 | l->setDirection(-0.5,-1.0,-1.0);
|
---|
| 430 |
|
---|
| 431 |
|
---|
| 432 | mSceneMgr->setSkyBox(true, "Examples/CloudyNoonSkyBox");
|
---|
| 433 |
|
---|
| 434 | // My node to which all objects will be attached
|
---|
| 435 | SceneNode* myRootNode = mSceneMgr->getRootSceneNode()->createChildSceneNode();
|
---|
| 436 |
|
---|
| 437 | // Define a floor plane mesh
|
---|
| 438 | Plane plane( Vector3::UNIT_Y, 0 );
|
---|
| 439 |
|
---|
| 440 | MeshManager::getSingleton().createPlane("ground",
|
---|
| 441 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME, plane,
|
---|
| 442 | 40000,40000,6,6,true,1,200,200,Vector3::UNIT_Z);
|
---|
| 443 |
|
---|
| 444 | Entity* groundEntity = mSceneMgr->createEntity( "GroundEntity", "ground" );
|
---|
| 445 | mSceneMgr->getRootSceneNode()->createChildSceneNode()->attachObject(groundEntity);
|
---|
| 446 |
|
---|
| 447 | groundEntity->setMaterialName("SnowTerrain");
|
---|
| 448 | groundEntity->setCastShadows(false);
|
---|
| 449 |
|
---|
| 450 |
|
---|
| 451 | lodManager = new Geometry::LodManager(dist_min,dist_max,Geometry::Vector3(theCam->getPosition().x,theCam->getPosition().y,theCam->getPosition().z),100);
|
---|
| 452 | lodManager->UpdateCamera(Geometry::Vector3( theCam->getPosition().x,
|
---|
| 453 | theCam->getPosition().y,
|
---|
| 454 | theCam->getPosition().z ));
|
---|
| 455 |
|
---|
| 456 | // load the LodStrips info from the object /////////////////////////////////////////////////////////////////
|
---|
| 457 | lodstrips_meshloader=new Geometry::GeoMeshLoader;
|
---|
| 458 | the_lodstrips_mesh = lodstrips_meshloader->load("../../../OgreStuff/media/GT/ogrolod.mesh");
|
---|
| 459 |
|
---|
| 460 | if (!lodstrips_meshloader->GetLodStripsData())
|
---|
| 461 | OGRE_EXCEPT(1, "The loaded mesh does not contain any LOD info","LOD Demo");
|
---|
| 462 |
|
---|
| 463 | orig_lodstrips_entity = mSceneMgr->createEntity("orig_lods", "../../../OgreStuff/media/GT/ogrolod.mesh");
|
---|
| 464 |
|
---|
| 465 |
|
---|
| 466 | // load the LodTree info from the object //////////////////////////////////////////////////////////////////
|
---|
| 467 | /* lodtree_meshloader=new Geometry::GeoMeshLoader;
|
---|
| 468 | the_lodtree_mesh = lodtree_meshloader->load("../../../OgreStuff/media/GT/ML11.mesh");
|
---|
| 469 |
|
---|
| 470 | if (!lodtree_meshloader->GetLodStripsData())
|
---|
| 471 | OGRE_EXCEPT(1, "The loaded mesh does not contain LODStrips info","LOD Demo");
|
---|
| 472 | if (!lodtree_meshloader->GetTreeSimpSeq())
|
---|
| 473 | OGRE_EXCEPT(1, "The loaded mesh does not contain LODTree info","LOD Demo");
|
---|
| 474 |
|
---|
| 475 | orig_lodtree_entity = mSceneMgr->createEntity("orig_lodt", "../../../OgreStuff/media/GT/ML11.mesh");*/
|
---|
| 476 |
|
---|
| 477 |
|
---|
| 478 | // Add objects to the LodManager!
|
---|
| 479 |
|
---|
| 480 | /* for (int i=0; i<25; i++)
|
---|
| 481 | AddNewLodTreeObj();*/
|
---|
| 482 | //audiere::AudioDevicePtr device(audiere::OpenDevice());
|
---|
| 483 | //audiere::OutputStreamPtr song(OpenSound(device,"../../musica.mp3",false));
|
---|
| 484 | song->setVolume(0.5f);
|
---|
| 485 | song->setRepeat(true);
|
---|
| 486 | song->play();
|
---|
| 487 |
|
---|
[1819] | 488 | for (int i=0; i<1200; i++)
|
---|
[1791] | 489 | AddNewLodStripsObj();
|
---|
| 490 |
|
---|
| 491 |
|
---|
| 492 | // show overlay
|
---|
| 493 | Overlay* pOver = OverlayManager::getSingleton().getByName("Demo_LodStrips/Overlay");
|
---|
| 494 | mInfo = OverlayManager::getSingleton().getOverlayElement("Demo_LodStrips/Info_1");
|
---|
| 495 | mInfo2 = OverlayManager::getSingleton().getOverlayElement("Demo_LodStrips/Info_2");
|
---|
| 496 | mHelp = OverlayManager::getSingleton().getOverlayElement("Demo_LodStrips/Help");
|
---|
| 497 | mHelp->setCaption(NoHelpString);
|
---|
| 498 | pOver->show();
|
---|
| 499 | // pOver->hide();
|
---|
| 500 |
|
---|
| 501 | }
|
---|
| 502 |
|
---|
| 503 | void createFrameListener(void)
|
---|
| 504 | {
|
---|
| 505 | mFrameListener= new LodManagerFrameListener(mWindow, mCamera);
|
---|
| 506 | mFrameListener->showDebugOverlay(false);
|
---|
| 507 | mRoot->addFrameListener(mFrameListener);
|
---|
| 508 | }
|
---|
| 509 |
|
---|
| 510 | };
|
---|
| 511 |
|
---|
| 512 |
|
---|
| 513 |
|
---|
| 514 | #if OGRE_PLATFORM == OGRE_PLATFORM_WIN32
|
---|
| 515 | #define WIN32_LEAN_AND_MEAN
|
---|
| 516 | #include "windows.h"
|
---|
| 517 | #endif
|
---|
| 518 |
|
---|
| 519 | #ifdef __cplusplus
|
---|
| 520 | extern "C" {
|
---|
| 521 | #endif
|
---|
| 522 |
|
---|
| 523 | #if OGRE_PLATFORM == OGRE_PLATFORM_WIN32
|
---|
| 524 | INT WINAPI WinMain( HINSTANCE hInst, HINSTANCE, LPSTR strCmdLine, INT )
|
---|
| 525 | #else
|
---|
| 526 | int main(int argc, char **argv)
|
---|
| 527 | #endif
|
---|
| 528 | {
|
---|
| 529 | // Create application object
|
---|
| 530 | LodManagerApplication app;
|
---|
| 531 |
|
---|
| 532 | try {
|
---|
| 533 | app.go();
|
---|
| 534 | } catch( Exception& e ) {
|
---|
| 535 | #if OGRE_PLATFORM == OGRE_PLATFORM_WIN32
|
---|
| 536 | MessageBox( NULL, e.getFullDescription().c_str(), "An exception has occured!", MB_OK | MB_ICONERROR | MB_TASKMODAL);
|
---|
| 537 | #else
|
---|
| 538 | std::cerr << "An exception has occured: " << e.getFullDescription();
|
---|
| 539 | #endif
|
---|
| 540 | }
|
---|
| 541 |
|
---|
| 542 |
|
---|
| 543 | return 0;
|
---|
| 544 | }
|
---|
| 545 |
|
---|
| 546 | #ifdef __cplusplus
|
---|
| 547 | }
|
---|
| 548 | #endif
|
---|