1 | /*
|
---|
2 | -----------------------------------------------------------------------------
|
---|
3 | This source file is part of the GameTools Project
|
---|
4 | http://www.gametools.org
|
---|
5 |
|
---|
6 | Author: Martin Szydlowski
|
---|
7 | -----------------------------------------------------------------------------
|
---|
8 | */
|
---|
9 |
|
---|
10 | #include <OgreCamera.h>
|
---|
11 | #include <OgreSubEntity.h>
|
---|
12 | #include <OgreMaterialManager.h>
|
---|
13 | #include "OgreKdTreeSceneManager.h"
|
---|
14 | #include "OgreKdTreeSceneNode.h"
|
---|
15 | #include "OgreKdTree.h"
|
---|
16 | #include "OgreVisibilityOptionsManager.h"
|
---|
17 | #include <VisibilityEnvironment.h>
|
---|
18 |
|
---|
19 | #include <OgreLogManager.h>
|
---|
20 | #include <OgreStringConverter.h>
|
---|
21 |
|
---|
22 | namespace Ogre
|
---|
23 | {
|
---|
24 |
|
---|
25 | KdTreeSceneManager::KdTreeSceneManager(const String& name, GtpVisibility::VisibilityManager *vm):
|
---|
26 | SceneManager(name),
|
---|
27 | mVisibilityManager(vm),
|
---|
28 | mKdTree(0),
|
---|
29 | mMaxDepth(KDTREE_MAX_DEPTH),
|
---|
30 | mShowBoxes(false),
|
---|
31 | mHiLiteLevel(0),
|
---|
32 | mShowAllBoxes(false),
|
---|
33 | mBuildMethod(KdTree::KDBM_PRIORITYQUEUE),
|
---|
34 | mRenderMethod(KdTree::KDRM_INTERNAL),
|
---|
35 | mShowVisualization(false),
|
---|
36 | mRenderNodesForViz(false),
|
---|
37 | mRenderNodesContentForViz(false),
|
---|
38 | mVisualizeCulledNodes(false),
|
---|
39 | mLeavePassesInQueue(0),
|
---|
40 | mDelayRenderTransparents(true),
|
---|
41 | mUseDepthPass(true),
|
---|
42 | mIsDepthPassPhase(false),
|
---|
43 | mUseItemBuffer(false),
|
---|
44 | mIsItemBufferPhase(false),
|
---|
45 | mCurrentEntityId(1),
|
---|
46 | mEnableDepthWrite(true),
|
---|
47 | mSkipTransparents(false),
|
---|
48 | mRenderTransparentsForItemBuffer(true),
|
---|
49 | mExecuteVertexProgramForAllPasses(false),
|
---|
50 | mIsHierarchicalCulling(false)
|
---|
51 | {
|
---|
52 | // Replace root node with my node
|
---|
53 | OGRE_DELETE(mSceneRoot);
|
---|
54 |
|
---|
55 | mSceneRoot = new KdTreeSceneNode(this, "root node");
|
---|
56 | mSceneRoot->_notifyRootNode();
|
---|
57 |
|
---|
58 | mHierarchyInterface = new KdTreeHierarchyInterface(this, mDestRenderSystem);
|
---|
59 |
|
---|
60 | // test
|
---|
61 | String chc = "CHC";
|
---|
62 | setOption("RenderMethod", &chc);
|
---|
63 | }
|
---|
64 |
|
---|
65 | KdTreeSceneManager::~KdTreeSceneManager(void)
|
---|
66 | {
|
---|
67 | delete mHierarchyInterface;
|
---|
68 | delete mKdTree;
|
---|
69 | }
|
---|
70 |
|
---|
71 | const String& KdTreeSceneManager::getTypeName(void) const
|
---|
72 | {
|
---|
73 | return KdTreeSceneManagerFactory::FACTORY_TYPE_NAME;
|
---|
74 | }
|
---|
75 |
|
---|
76 | void KdTreeSceneManager::setShowBoxes(bool showboxes)
|
---|
77 | {
|
---|
78 | mShowBoxes = showboxes;
|
---|
79 | }
|
---|
80 |
|
---|
81 | bool KdTreeSceneManager::getShowBoxes(void) const
|
---|
82 | {
|
---|
83 | return mShowBoxes;
|
---|
84 | }
|
---|
85 |
|
---|
86 | bool KdTreeSceneManager::setOption(const String& strKey, const void* pValue)
|
---|
87 | {
|
---|
88 | // change max depth of the kdtree
|
---|
89 | // rebuild the tree if already exists
|
---|
90 | if (strKey == "KdTreeMaxDepth")
|
---|
91 | {
|
---|
92 | int maxdepth = *static_cast<const int *>(pValue);
|
---|
93 |
|
---|
94 | // no negative depth, plz!
|
---|
95 | if (maxdepth < 0)
|
---|
96 | {
|
---|
97 | return false;
|
---|
98 | }
|
---|
99 | else
|
---|
100 | {
|
---|
101 | mMaxDepth = maxdepth;
|
---|
102 | if (mHiLiteLevel > mMaxDepth)
|
---|
103 | mHiLiteLevel = mMaxDepth;
|
---|
104 | return true;
|
---|
105 | }
|
---|
106 | return true;
|
---|
107 | }
|
---|
108 | else if (strKey == "KT")
|
---|
109 | {
|
---|
110 | Real kt = *static_cast<const Real *>(pValue);
|
---|
111 | if (kt > 0)
|
---|
112 | {
|
---|
113 | PlaneEvent::KT = kt;
|
---|
114 | return true;
|
---|
115 | }
|
---|
116 | else
|
---|
117 | {
|
---|
118 | return false;
|
---|
119 | }
|
---|
120 | }
|
---|
121 | else if (strKey == "KI")
|
---|
122 | {
|
---|
123 | Real ki = *static_cast<const Real *>(pValue);
|
---|
124 | if (ki > 0)
|
---|
125 | {
|
---|
126 | PlaneEvent::KI = ki;
|
---|
127 | return true;
|
---|
128 | }
|
---|
129 | else
|
---|
130 | {
|
---|
131 | return false;
|
---|
132 | }
|
---|
133 | }
|
---|
134 | else if (strKey == "RebuildKdTree")
|
---|
135 | {
|
---|
136 | OGRE_DELETE(mKdTree);
|
---|
137 | mKdTree = new KdTree(mMaxDepth, mBuildMethod, mHiLiteLevel, mShowAllBoxes, mShowNodes);
|
---|
138 | mKdTree->build(static_cast<KdTreeSceneNode *>(mSceneRoot));
|
---|
139 | return true;
|
---|
140 | }
|
---|
141 | else if (strKey == "BuildMethod")
|
---|
142 | {
|
---|
143 | String bm = *static_cast<const String *>(pValue);
|
---|
144 | if (bm == "PriorityQueue")
|
---|
145 | {
|
---|
146 | mBuildMethod = KdTree::KDBM_PRIORITYQUEUE;
|
---|
147 | return true;
|
---|
148 | }
|
---|
149 | else if (bm == "Recursive")
|
---|
150 | {
|
---|
151 | mBuildMethod = KdTree::KDBM_RECURSIVE;
|
---|
152 | return true;
|
---|
153 | }
|
---|
154 | else
|
---|
155 | {
|
---|
156 | return false;
|
---|
157 | }
|
---|
158 | }
|
---|
159 | else if (strKey == "RenderMethod")
|
---|
160 | {
|
---|
161 | String rm = *static_cast<const String *>(pValue);
|
---|
162 | if (rm == "INT")
|
---|
163 | {
|
---|
164 | mRenderMethod = KdTree::KDRM_INTERNAL;
|
---|
165 | return true;
|
---|
166 | }
|
---|
167 | else if (rm == "VFC")
|
---|
168 | {
|
---|
169 | mRenderMethod = KdTree::KDRM_GTP_VFC;
|
---|
170 | int cmt = GtpVisibility::VisibilityEnvironment::FRUSTUM_CULLING;
|
---|
171 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
|
---|
172 | .setOption("Algorithm", &cmt);
|
---|
173 | }
|
---|
174 | else if (rm == "SWC")
|
---|
175 | {
|
---|
176 | mRenderMethod = KdTree::KDRM_GTP_SWC;
|
---|
177 | int cmt = GtpVisibility::VisibilityEnvironment::STOP_AND_WAIT_CULLING;
|
---|
178 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
|
---|
179 | .setOption("Algorithm", &cmt);
|
---|
180 | }
|
---|
181 | else if (rm == "CHC")
|
---|
182 | {
|
---|
183 | mRenderMethod = KdTree::KDRM_GTP_CHC;
|
---|
184 | int cmt = GtpVisibility::VisibilityEnvironment::COHERENT_HIERARCHICAL_CULLING;
|
---|
185 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
|
---|
186 | .setOption("Algorithm", &cmt);
|
---|
187 | }
|
---|
188 | else
|
---|
189 | {
|
---|
190 | return false;
|
---|
191 | }
|
---|
192 | }
|
---|
193 | // little hack in case someone uses "Algorithm" option from VisOptMan directly
|
---|
194 | else if (strKey == "Algorithm")
|
---|
195 | {
|
---|
196 | bool success = VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
|
---|
197 | .setOption(strKey, pValue);
|
---|
198 | // change setting only if change in VisOptMan was successful
|
---|
199 | if (success)
|
---|
200 | {
|
---|
201 | int val = *static_cast<const int *>(pValue);
|
---|
202 | if (val == GtpVisibility::VisibilityEnvironment::FRUSTUM_CULLING)
|
---|
203 | mRenderMethod = KdTree::KDRM_GTP_VFC;
|
---|
204 | else if (val == GtpVisibility::VisibilityEnvironment::STOP_AND_WAIT_CULLING)
|
---|
205 | mRenderMethod = KdTree::KDRM_GTP_SWC;
|
---|
206 | else if (val == GtpVisibility::VisibilityEnvironment::COHERENT_HIERARCHICAL_CULLING)
|
---|
207 | mRenderMethod = KdTree::KDRM_GTP_CHC;
|
---|
208 | // default, should never happen
|
---|
209 | else
|
---|
210 | mRenderMethod = KdTree::KDRM_INTERNAL;
|
---|
211 | }
|
---|
212 | else
|
---|
213 | {
|
---|
214 | mRenderMethod = KdTree::KDRM_INTERNAL;
|
---|
215 | }
|
---|
216 | return success;
|
---|
217 | }
|
---|
218 | else if (strKey == "ShowKdTree")
|
---|
219 | {
|
---|
220 | bool sk = *static_cast<const bool *>(pValue);
|
---|
221 | mShowBoxes = sk;
|
---|
222 | return true;
|
---|
223 | }
|
---|
224 | else if (strKey == "HiLiteLevel")
|
---|
225 | {
|
---|
226 | int hl = *static_cast<const int *>(pValue);
|
---|
227 | if (hl >= 0 && hl <= mMaxDepth)
|
---|
228 | {
|
---|
229 | mHiLiteLevel = hl;
|
---|
230 | if (mKdTree)
|
---|
231 | mKdTree->setHiLiteLevel(mHiLiteLevel);
|
---|
232 | return true;
|
---|
233 | }
|
---|
234 | else
|
---|
235 | {
|
---|
236 | return false;
|
---|
237 | }
|
---|
238 | }
|
---|
239 | else if (strKey == "ShowAllBoxes")
|
---|
240 | {
|
---|
241 | bool sa = *static_cast<const bool *>(pValue);
|
---|
242 | mShowAllBoxes = sa;
|
---|
243 | if (mKdTree)
|
---|
244 | mKdTree->setShowAllBoxes(mShowAllBoxes);
|
---|
245 | return true;
|
---|
246 | }
|
---|
247 | else if (strKey == "ShowNodes")
|
---|
248 | {
|
---|
249 | bool sn = *static_cast<const bool *>(pValue);
|
---|
250 | mShowNodes = sn;
|
---|
251 | if (mKdTree)
|
---|
252 | mKdTree->setShowNodes(mShowNodes);
|
---|
253 | return true;
|
---|
254 | }
|
---|
255 | // options for CHC
|
---|
256 | if (strKey == "UseDepthPass")
|
---|
257 | {
|
---|
258 | mUseDepthPass = (*static_cast<const bool *>(pValue));
|
---|
259 | return true;
|
---|
260 | }
|
---|
261 | if (strKey == "PrepareVisualization")
|
---|
262 | {
|
---|
263 | mShowVisualization = (*static_cast<const bool *>(pValue));
|
---|
264 | return true;
|
---|
265 | }
|
---|
266 | if (strKey == "RenderNodesForViz")
|
---|
267 | {
|
---|
268 | mRenderNodesForViz = (*static_cast<const bool *>(pValue));
|
---|
269 | return true;
|
---|
270 | }
|
---|
271 | if (strKey == "RenderNodesContentForViz")
|
---|
272 | {
|
---|
273 | mRenderNodesContentForViz = (*static_cast<const bool *>(pValue));
|
---|
274 | return true;
|
---|
275 | }
|
---|
276 | if (strKey == "SkyBoxEnabled")
|
---|
277 | {
|
---|
278 | mSkyBoxEnabled = (*static_cast<const bool *>(pValue));
|
---|
279 | return true;
|
---|
280 | }
|
---|
281 | if (strKey == "SkyPlaneEnabled")
|
---|
282 | {
|
---|
283 | mSkyPlaneEnabled = (*static_cast<const bool *>(pValue));
|
---|
284 | return true;
|
---|
285 | }
|
---|
286 | if (strKey == "SkyDomeEnabled")
|
---|
287 | {
|
---|
288 | mSkyDomeEnabled = (*static_cast<const bool *>(pValue));
|
---|
289 | return true;
|
---|
290 | }
|
---|
291 | if (strKey == "VisualizeCulledNodes")
|
---|
292 | {
|
---|
293 | mVisualizeCulledNodes = (*static_cast<const bool *>(pValue));
|
---|
294 | return true;
|
---|
295 | }
|
---|
296 | if (strKey == "DelayRenderTransparents")
|
---|
297 | {
|
---|
298 | mDelayRenderTransparents = (*static_cast<const bool *>(pValue));
|
---|
299 | return true;
|
---|
300 | }
|
---|
301 |
|
---|
302 | if (strKey == "DepthWrite")
|
---|
303 | {
|
---|
304 | mEnableDepthWrite = (*static_cast<const bool *>(pValue));
|
---|
305 | return true;
|
---|
306 | }
|
---|
307 | if (strKey == "UseItemBuffer")
|
---|
308 | {
|
---|
309 | mUseItemBuffer = (*static_cast<const bool *>(pValue));
|
---|
310 | return true;
|
---|
311 | }
|
---|
312 | if (strKey == "ExecuteVertexProgramForAllPasses")
|
---|
313 | {
|
---|
314 | mExecuteVertexProgramForAllPasses = (*static_cast<const bool *>(pValue));
|
---|
315 | return true;
|
---|
316 | }
|
---|
317 | if (strKey == "RenderTransparentsForItemBuffer")
|
---|
318 | {
|
---|
319 | mRenderTransparentsForItemBuffer = (*static_cast<const bool *>(pValue));
|
---|
320 | return true;
|
---|
321 | }
|
---|
322 |
|
---|
323 |
|
---|
324 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
|
---|
325 | .setOption(strKey, pValue) || SceneManager::setOption(strKey, pValue);
|
---|
326 | }
|
---|
327 |
|
---|
328 | bool KdTreeSceneManager::getOption(const String& strKey, void* pDestValue)
|
---|
329 | {
|
---|
330 | if (strKey == "KdTreeMaxDepth")
|
---|
331 | {
|
---|
332 | *static_cast<int *>(pDestValue) = mMaxDepth;
|
---|
333 | return true;
|
---|
334 | }
|
---|
335 | else if (strKey == "KT")
|
---|
336 | {
|
---|
337 | *static_cast<Real *>(pDestValue) = PlaneEvent::KT;
|
---|
338 | return true;
|
---|
339 | }
|
---|
340 | else if (strKey == "KI")
|
---|
341 | {
|
---|
342 | *static_cast<Real *>(pDestValue) = PlaneEvent::KI;
|
---|
343 | return true;
|
---|
344 | }
|
---|
345 | else if (strKey == "BuildMethod")
|
---|
346 | {
|
---|
347 | if (mBuildMethod == KdTree::KDBM_PRIORITYQUEUE)
|
---|
348 | {
|
---|
349 | *static_cast<String *>(pDestValue) = "PriorityQueue";
|
---|
350 | }
|
---|
351 | else if (mBuildMethod == KdTree::KDBM_RECURSIVE)
|
---|
352 | {
|
---|
353 | *static_cast<String *>(pDestValue) = "Recursive";
|
---|
354 | }
|
---|
355 | return true;
|
---|
356 | }
|
---|
357 | else if (strKey == "RenderMethod")
|
---|
358 | {
|
---|
359 | if (mRenderMethod == KdTree::KDRM_INTERNAL)
|
---|
360 | {
|
---|
361 | *static_cast<String *>(pDestValue) = "INT";
|
---|
362 | }
|
---|
363 | else if (mRenderMethod == KdTree::KDRM_GTP_VFC)
|
---|
364 | {
|
---|
365 | *static_cast<String *>(pDestValue) = "VFC";
|
---|
366 | }
|
---|
367 | else if (mRenderMethod == KdTree::KDRM_GTP_SWC)
|
---|
368 | {
|
---|
369 | *static_cast<String *>(pDestValue) = "SWC";
|
---|
370 | }
|
---|
371 | else if (mRenderMethod == KdTree::KDRM_GTP_CHC)
|
---|
372 | {
|
---|
373 | *static_cast<String *>(pDestValue) = "CHC";
|
---|
374 | }
|
---|
375 | else
|
---|
376 | {
|
---|
377 | return false;
|
---|
378 | }
|
---|
379 | return true;
|
---|
380 | }
|
---|
381 | else if (strKey == "ShowKdTree")
|
---|
382 | {
|
---|
383 | *static_cast<bool *>(pDestValue) = mShowBoxes;
|
---|
384 | return true;
|
---|
385 | }
|
---|
386 | else if (strKey == "HiLiteLevel")
|
---|
387 | {
|
---|
388 | *static_cast<int *>(pDestValue) = mHiLiteLevel;
|
---|
389 | return true;
|
---|
390 | }
|
---|
391 | else if (strKey == "ShowAllBoxes")
|
---|
392 | {
|
---|
393 | *static_cast<bool *>(pDestValue) = mShowAllBoxes;
|
---|
394 | return true;
|
---|
395 | }
|
---|
396 | else if (strKey == "ShowNodes")
|
---|
397 | {
|
---|
398 | *static_cast<bool *>(pDestValue) = mShowNodes;
|
---|
399 | return true;
|
---|
400 | }
|
---|
401 |
|
---|
402 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
|
---|
403 | .getOption(strKey, pDestValue) || SceneManager::getOption(strKey, pDestValue);
|
---|
404 | }
|
---|
405 |
|
---|
406 | bool KdTreeSceneManager::getOptionKeys(StringVector &refKeys)
|
---|
407 | {
|
---|
408 | refKeys.push_back("BuildMethod");
|
---|
409 | refKeys.push_back("KI");
|
---|
410 | refKeys.push_back("KT");
|
---|
411 | refKeys.push_back("KdTreeMaxDepth");
|
---|
412 | refKeys.push_back("RebuildKdTree");
|
---|
413 | refKeys.push_back("RenderMethod");
|
---|
414 | refKeys.push_back("ShowKdTree");
|
---|
415 | refKeys.push_back("ShowNodes");
|
---|
416 | refKeys.push_back("HiLiteLevel");
|
---|
417 | refKeys.push_back("ShowAllBoxes");
|
---|
418 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
|
---|
419 | .getOptionKeys(refKeys);
|
---|
420 | }
|
---|
421 |
|
---|
422 | bool KdTreeSceneManager::getOptionValues(const String & key, StringVector &refValueList)
|
---|
423 | {
|
---|
424 | return SceneManager::getOptionValues(key, refValueList);
|
---|
425 | }
|
---|
426 |
|
---|
427 | void KdTreeSceneManager::setVisibilityManager(GtpVisibility::VisibilityManager *visManager)
|
---|
428 | {
|
---|
429 | mVisibilityManager = visManager;
|
---|
430 | }
|
---|
431 |
|
---|
432 | GtpVisibility::VisibilityManager * KdTreeSceneManager::getVisibilityManager()
|
---|
433 | {
|
---|
434 | return mVisibilityManager;
|
---|
435 | }
|
---|
436 |
|
---|
437 | GtpVisibility::VisibilityManager * KdTreeSceneManager::GetVisibilityManager()
|
---|
438 | {
|
---|
439 | return mVisibilityManager;
|
---|
440 | }
|
---|
441 |
|
---|
442 | KdTreeHierarchyInterface * KdTreeSceneManager::GetHierarchyInterface()
|
---|
443 | {
|
---|
444 | return mHierarchyInterface;
|
---|
445 | }
|
---|
446 |
|
---|
447 | SceneNode* KdTreeSceneManager::createSceneNode(void)
|
---|
448 | {
|
---|
449 | SceneNode* sn = new KdTreeSceneNode(this);
|
---|
450 | assert(mSceneNodes.find(sn->getName()) == mSceneNodes.end());
|
---|
451 | mSceneNodes[sn->getName()] = sn;
|
---|
452 | return sn;
|
---|
453 | }
|
---|
454 |
|
---|
455 | SceneNode* KdTreeSceneManager::createSceneNode(const String& name)
|
---|
456 | {
|
---|
457 | // Check name not used
|
---|
458 | if (mSceneNodes.find(name) != mSceneNodes.end())
|
---|
459 | {
|
---|
460 | OGRE_EXCEPT(
|
---|
461 | Exception::ERR_DUPLICATE_ITEM,
|
---|
462 | "A scene node with the name " + name + " already exists",
|
---|
463 | "KdTreeSceneManager::createSceneNode" );
|
---|
464 | }
|
---|
465 |
|
---|
466 | SceneNode* sn = new KdTreeSceneNode(this, name);
|
---|
467 | mSceneNodes[sn->getName()] = sn;
|
---|
468 | return sn;
|
---|
469 | }
|
---|
470 |
|
---|
471 | Entity * KdTreeSceneManager::createEntity(const String& entityName, const String& meshName)
|
---|
472 | {
|
---|
473 | Entity *ent = SceneManager::createEntity(entityName, meshName);
|
---|
474 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
|
---|
475 | for (int i = 0; i < (int)ent->getNumSubEntities(); ++i)
|
---|
476 | {
|
---|
477 | ent->getSubEntity(i)->setId(mCurrentEntityId);
|
---|
478 | }
|
---|
479 |
|
---|
480 | // increase counter of entity id values
|
---|
481 | ++ mCurrentEntityId;
|
---|
482 | #endif
|
---|
483 | return ent;
|
---|
484 | }
|
---|
485 |
|
---|
486 | // make sure it's called only for non-empty nodes .. avoids one uneccessary funciton call
|
---|
487 | void KdTreeSceneManager::_updateNode(KdTreeSceneNode *node)
|
---|
488 | {
|
---|
489 | //LogManager::getSingleton().logMessage("### _updateNode called for " + node->getName());
|
---|
490 |
|
---|
491 | /* Rebuild kdtree when it was wiped out
|
---|
492 | * Usually this happens only before the first frame
|
---|
493 | * The initial AABB shall enclose all objects present
|
---|
494 | * in the scene at the time of construction
|
---|
495 | * TODO: find a more appropriate place for it,
|
---|
496 | * e.g., before the first render call
|
---|
497 | * teh stupid thing is I can't find any other place so far ...
|
---|
498 | */
|
---|
499 | if (!mKdTree)
|
---|
500 | {
|
---|
501 | mKdTree = new KdTree(mMaxDepth, mBuildMethod);
|
---|
502 | mKdTree->build(static_cast<KdTreeSceneNode *>(mSceneRoot));
|
---|
503 | }
|
---|
504 |
|
---|
505 | // if the node is in the tree and _updateNode was called, then the node was moved/rotated/resized/wahtever
|
---|
506 | if (node->isAttached())
|
---|
507 | {
|
---|
508 | // TEST: perfomance when adding & removing for every frame
|
---|
509 | //mKdTree->remove(node);
|
---|
510 | //mKdTree->insert(node);
|
---|
511 | }
|
---|
512 | // there's a new node in town ...
|
---|
513 | else
|
---|
514 | {
|
---|
515 | // inserting single nodes yields sub-optimal results
|
---|
516 | // rebuilding tree takes too long
|
---|
517 | // "What now?", spoke Zeus ...
|
---|
518 |
|
---|
519 | //mKdTree->insert(node);
|
---|
520 |
|
---|
521 | //delete mKdTree;
|
---|
522 | //mKdTree = new KdTree(mMaxDepth);
|
---|
523 | //mKdTree->build(static_cast<KdTreeSceneNode *>(mSceneRoot));
|
---|
524 | }
|
---|
525 |
|
---|
526 | }
|
---|
527 |
|
---|
528 | void KdTreeSceneManager::_updateSceneGraph(Camera* cam)
|
---|
529 | {
|
---|
530 | mVisibilityManager->GetCullingManager()->SetHierarchyInterface(mHierarchyInterface);
|
---|
531 | mHierarchyInterface->SetRenderSystem(mDestRenderSystem);
|
---|
532 |
|
---|
533 | SceneManager::_updateSceneGraph(cam);
|
---|
534 | }
|
---|
535 |
|
---|
536 | void KdTreeSceneManager::_findVisibleObjects(Camera *cam, bool onlyShadowCasters)
|
---|
537 | {
|
---|
538 | if (mRenderMethod == KdTree::KDRM_INTERNAL)
|
---|
539 | {
|
---|
540 | getRenderQueue()->clear();
|
---|
541 | if (mShowVisualization)
|
---|
542 | {
|
---|
543 | PrepareVisualization(cam);
|
---|
544 | }
|
---|
545 | else
|
---|
546 | {
|
---|
547 | mVisibleNodes.clear();
|
---|
548 | if (mKdTree)
|
---|
549 | mKdTree->queueVisibleObjects(cam, getRenderQueue(), onlyShadowCasters, mShowBoxes, mVisibleNodes);
|
---|
550 | }
|
---|
551 | }
|
---|
552 | else
|
---|
553 | {
|
---|
554 | //-- show visible scene nodes and octree bounding boxes from last frame
|
---|
555 | if (mShowVisualization)
|
---|
556 | {
|
---|
557 | PrepareVisualization(cam);
|
---|
558 | }
|
---|
559 | else
|
---|
560 | {
|
---|
561 | // for hierarchical culling, we interleave identification
|
---|
562 | // and rendering of objects in _renderVisibibleObjects
|
---|
563 |
|
---|
564 | // for the shadow pass we use only standard rendering
|
---|
565 | // because of low occlusion
|
---|
566 | if (mShadowTechnique == SHADOWTYPE_TEXTURE_MODULATIVE &&
|
---|
567 | mIlluminationStage == IRS_RENDER_TO_TEXTURE)
|
---|
568 | {
|
---|
569 | getRenderQueue()->clear();
|
---|
570 | if (mKdTree)
|
---|
571 | mKdTree->queueVisibleObjects(cam, getRenderQueue(), onlyShadowCasters, mShowBoxes, mVisibleNodes);
|
---|
572 | }
|
---|
573 |
|
---|
574 | // only shadow casters will be rendered in shadow texture pass
|
---|
575 | if (0) mHierarchyInterface->SetOnlyShadowCasters(onlyShadowCasters);
|
---|
576 |
|
---|
577 |
|
---|
578 | //-- apply view cell pvs - TODO
|
---|
579 | //updatePvs(cam);
|
---|
580 | }
|
---|
581 | mVisibleNodes.clear();
|
---|
582 | }
|
---|
583 | }
|
---|
584 |
|
---|
585 | void KdTreeSceneManager::_renderVisibleObjects()
|
---|
586 | {
|
---|
587 | if (mRenderMethod == KdTree::KDRM_INTERNAL)
|
---|
588 | {
|
---|
589 | SceneManager::_renderVisibleObjects();
|
---|
590 | }
|
---|
591 | else
|
---|
592 | {
|
---|
593 | InitDepthPass(); // create material for depth pass
|
---|
594 | InitItemBufferPass(); // create material for item buffer pass
|
---|
595 |
|
---|
596 | // save ambient light to reset later
|
---|
597 | ColourValue savedAmbient = mAmbientLight;
|
---|
598 |
|
---|
599 | //-- apply standard rendering for some modes (e.g., visualization, shadow pass)
|
---|
600 |
|
---|
601 | if (mShowVisualization ||
|
---|
602 | (mShadowTechnique == SHADOWTYPE_TEXTURE_MODULATIVE &&
|
---|
603 | mIlluminationStage == IRS_RENDER_TO_TEXTURE))
|
---|
604 | {
|
---|
605 | IlluminationRenderStage savedStage = mIlluminationStage;
|
---|
606 |
|
---|
607 | if (mShowVisualization)
|
---|
608 | {
|
---|
609 | // disable illumination stage to prevent rendering shadows
|
---|
610 | mIlluminationStage = IRS_NONE;
|
---|
611 | }
|
---|
612 |
|
---|
613 | // standard rendering for shadow maps because of performance
|
---|
614 | SceneManager::_renderVisibleObjects();
|
---|
615 |
|
---|
616 | mIlluminationStage = savedStage;
|
---|
617 | }
|
---|
618 | else //-- the hierarchical culling algorithm
|
---|
619 | {
|
---|
620 | // this is also called in TerrainSceneManager: really
|
---|
621 | // necessary?
|
---|
622 | //mDestRenderSystem -> setLightingEnabled(false);
|
---|
623 |
|
---|
624 | // don't render backgrounds for item buffer
|
---|
625 | if (mUseItemBuffer)
|
---|
626 | {
|
---|
627 | clearSpecialCaseRenderQueues();
|
---|
628 | getRenderQueue()->clear();
|
---|
629 | }
|
---|
630 |
|
---|
631 | //-- hierarchical culling
|
---|
632 | // the objects of different layers (e.g., background, scene,
|
---|
633 | // overlay) must be identified and rendered one after another
|
---|
634 |
|
---|
635 | //-- render all early skies
|
---|
636 | clearSpecialCaseRenderQueues();
|
---|
637 | addSpecialCaseRenderQueue(RENDER_QUEUE_BACKGROUND);
|
---|
638 | addSpecialCaseRenderQueue(RENDER_QUEUE_SKIES_EARLY);
|
---|
639 | setSpecialCaseRenderQueueMode(SceneManager::SCRQM_INCLUDE);
|
---|
640 |
|
---|
641 | SceneManager::_renderVisibleObjects();
|
---|
642 |
|
---|
643 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
|
---|
644 | // delete previously rendered content
|
---|
645 | _deleteRenderedQueueGroups();
|
---|
646 | #endif
|
---|
647 |
|
---|
648 | //-- prepare queue for visible objects (i.e., all but overlay and skies late)
|
---|
649 | clearSpecialCaseRenderQueues();
|
---|
650 | addSpecialCaseRenderQueue(RENDER_QUEUE_SKIES_LATE);
|
---|
651 | addSpecialCaseRenderQueue(RENDER_QUEUE_OVERLAY);
|
---|
652 |
|
---|
653 | // exclude this queues from hierarchical rendering
|
---|
654 | setSpecialCaseRenderQueueMode(SceneManager::SCRQM_EXCLUDE);
|
---|
655 |
|
---|
656 |
|
---|
657 | // set all necessary parameters for
|
---|
658 | // hierarchical visibility culling and rendering
|
---|
659 | InitVisibilityCulling(mCameraInProgress);
|
---|
660 |
|
---|
661 |
|
---|
662 | /**
|
---|
663 | * the hierarchical culling algorithm
|
---|
664 | * for depth pass: we just find objects and update depth buffer
|
---|
665 | * for "delayed" rendering: we render some passes afterwards
|
---|
666 | * e.g., transparents, because they need front-to-back sorting
|
---|
667 | **/
|
---|
668 |
|
---|
669 | mVisibilityManager->ApplyVisibilityCulling();
|
---|
670 |
|
---|
671 | // delete remaining renderables from queue:
|
---|
672 | // all which are not in mLeavePassesInQueue)
|
---|
673 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
|
---|
674 | _deleteRenderedQueueGroups(mLeavePassesInQueue);
|
---|
675 | #endif
|
---|
676 |
|
---|
677 | //-- reset parameters
|
---|
678 | mIsDepthPassPhase = false;
|
---|
679 | mIsItemBufferPhase = false;
|
---|
680 | mSkipTransparents = false;
|
---|
681 | mIsHierarchicalCulling = false;
|
---|
682 |
|
---|
683 | mLeavePassesInQueue = 0;
|
---|
684 |
|
---|
685 | #if 1
|
---|
686 | // add visible nodes found by the visibility culling algorithm
|
---|
687 | if (mUseDepthPass)
|
---|
688 | {
|
---|
689 | //KdRenderableList::const_iterator it, it_end = mVisibleNodes.end();
|
---|
690 |
|
---|
691 | ////getRenderQueue()->clear();
|
---|
692 | //for (it = mVisibleNodes.begin(); it != it_end; ++ it)
|
---|
693 | //{
|
---|
694 | // (*it)->queueObjects(mCameraInProgress, getRenderQueue(), false);
|
---|
695 | //}
|
---|
696 | KdTree::NodeList::const_iterator it, end = mVisibleNodes.end();
|
---|
697 | for (it = mVisibleNodes.begin(); it != end; it++)
|
---|
698 | {
|
---|
699 | (*it)->queueVisibleObjects(mHierarchyInterface->GetFrameId(), mCameraInProgress,
|
---|
700 | getRenderQueue(), false, mShowBoxes);
|
---|
701 | }
|
---|
702 | }
|
---|
703 | #endif
|
---|
704 | //-- now we can render all remaining queue objects
|
---|
705 | //-- used for depth pass, transparents, overlay
|
---|
706 | clearSpecialCaseRenderQueues();
|
---|
707 |
|
---|
708 | SceneManager::_renderVisibleObjects();
|
---|
709 | } // hierarchical culling
|
---|
710 |
|
---|
711 |
|
---|
712 | // reset ambient light
|
---|
713 | setAmbientLight(savedAmbient);
|
---|
714 |
|
---|
715 | getRenderQueue()->clear(); // finally clear render queue
|
---|
716 | if (1) OGRE_DELETE(mRenderQueue); // HACK: should rather only be cleared ...
|
---|
717 |
|
---|
718 | if (0) WriteLog(); // write out stats
|
---|
719 | }
|
---|
720 | }
|
---|
721 |
|
---|
722 | //void KdTreeSceneManager::_renderNodes(const KdRenderableList& nodelist, Camera * cam,
|
---|
723 | // bool onlyShadowCasters, int leavePassesInQueue)
|
---|
724 | void KdTreeSceneManager::_renderNode(KdTree::NodePtr node, Camera * cam,
|
---|
725 | bool onlyShadowCasters, int leavePassesInQueue)
|
---|
726 | {
|
---|
727 | RenderQueueGroup *currentGroup =
|
---|
728 | getRenderQueue()->getQueueGroup(getRenderQueue()->getDefaultQueueGroup());
|
---|
729 | currentGroup->clear(leavePassesInQueue);
|
---|
730 |
|
---|
731 | node->queueVisibleObjects(mHierarchyInterface->GetFrameId(), cam, getRenderQueue(),
|
---|
732 | onlyShadowCasters, mShowBoxes);
|
---|
733 | mVisibleNodes.push_back(node);
|
---|
734 |
|
---|
735 | _renderQueueGroupObjects(currentGroup, QueuedRenderableCollection::OM_PASS_GROUP);
|
---|
736 | }
|
---|
737 | //-----------------------------------------------------------------------
|
---|
738 | void KdTreeSceneManager::renderBasicQueueGroupObjects(RenderQueueGroup* pGroup,
|
---|
739 | QueuedRenderableCollection::OrganisationMode om)
|
---|
740 | {
|
---|
741 | // Basic render loop
|
---|
742 | // Iterate through priorities
|
---|
743 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
|
---|
744 |
|
---|
745 | while (groupIt.hasMoreElements())
|
---|
746 | {
|
---|
747 | RenderPriorityGroup* pPriorityGrp = groupIt.getNext();
|
---|
748 |
|
---|
749 | // Sort the queue first
|
---|
750 | pPriorityGrp->sort(mCameraInProgress);
|
---|
751 |
|
---|
752 | // Do solids
|
---|
753 | renderObjects(pPriorityGrp->getSolidsBasic(), om, true);
|
---|
754 |
|
---|
755 | // for correct rendering, transparents must be rendered after hierarchical culling
|
---|
756 | // => do nothing
|
---|
757 |
|
---|
758 | // Do transparents (always descending)
|
---|
759 | if (mRenderMethod == KdTree::KDRM_INTERNAL || !mSkipTransparents)
|
---|
760 | {
|
---|
761 | renderObjects(pPriorityGrp->getTransparents(),
|
---|
762 | QueuedRenderableCollection::OM_SORT_DESCENDING, true);
|
---|
763 | }
|
---|
764 |
|
---|
765 |
|
---|
766 | }// for each priority
|
---|
767 | }
|
---|
768 | //-----------------------------------------------------------------------
|
---|
769 | bool KdTreeSceneManager::validatePassForRendering(Pass* pass)
|
---|
770 | {
|
---|
771 | if (mRenderMethod == KdTree::KDRM_INTERNAL)
|
---|
772 | {
|
---|
773 | return SceneManager::validatePassForRendering(pass);
|
---|
774 | }
|
---|
775 |
|
---|
776 | // skip all but first pass if we are doing the depth pass
|
---|
777 | if ((mIsDepthPassPhase || mIsItemBufferPhase) && (pass->getIndex() > 0))
|
---|
778 | {
|
---|
779 | return false;
|
---|
780 | }
|
---|
781 | // all but first pass
|
---|
782 | /*else if ((!mIsDepthPassPhase || mIsItemBufferPhase) && (pass->getIndex() != 0))
|
---|
783 | {
|
---|
784 | return false;
|
---|
785 | }*/
|
---|
786 |
|
---|
787 | return SceneManager::validatePassForRendering(pass);
|
---|
788 | }
|
---|
789 | //-----------------------------------------------------------------------
|
---|
790 | void KdTreeSceneManager::_renderQueueGroupObjects(RenderQueueGroup* pGroup,
|
---|
791 | QueuedRenderableCollection::OrganisationMode om)
|
---|
792 | {
|
---|
793 | if (mRenderMethod == KdTree::KDRM_INTERNAL || !mIsItemBufferPhase)
|
---|
794 | {
|
---|
795 | SceneManager::_renderQueueGroupObjects(pGroup, om);
|
---|
796 | return;
|
---|
797 | }
|
---|
798 | #ifdef ITEM_BUFFER
|
---|
799 | //-- item buffer
|
---|
800 | //-- item buffer: render objects using false colors
|
---|
801 |
|
---|
802 | // Iterate through priorities
|
---|
803 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
|
---|
804 |
|
---|
805 | while (groupIt.hasMoreElements())
|
---|
806 | {
|
---|
807 | RenderItemBuffer(groupIt.getNext());
|
---|
808 | }
|
---|
809 | #endif // ITEM_BUFFER
|
---|
810 | }
|
---|
811 | //-----------------------------------------------------------------------
|
---|
812 | void KdTreeSceneManager::renderAdditiveStencilShadowedQueueGroupObjects(
|
---|
813 | RenderQueueGroup* pGroup, QueuedRenderableCollection::OrganisationMode om)
|
---|
814 | {
|
---|
815 | // only render solid passes during hierarchical culling
|
---|
816 | if (mIsHierarchicalCulling)
|
---|
817 | {
|
---|
818 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
|
---|
819 | LightList lightList;
|
---|
820 |
|
---|
821 | while (groupIt.hasMoreElements())
|
---|
822 | {
|
---|
823 | RenderPriorityGroup* pPriorityGrp = groupIt.getNext();
|
---|
824 |
|
---|
825 | // Sort the queue first
|
---|
826 | pPriorityGrp->sort(mCameraInProgress);
|
---|
827 |
|
---|
828 | // Clear light list
|
---|
829 | lightList.clear();
|
---|
830 |
|
---|
831 | // Render all the ambient passes first, no light iteration, no lights
|
---|
832 | /*** msz: no more IRS_AMBIENT, see OgreSceneManager.h ***/
|
---|
833 | // mIlluminationStage = IRS_AMBIENT;
|
---|
834 |
|
---|
835 | SceneManager::renderObjects(pPriorityGrp->getSolidsBasic(), om, false, &lightList);
|
---|
836 | // Also render any objects which have receive shadows disabled
|
---|
837 | SceneManager::renderObjects(pPriorityGrp->getSolidsNoShadowReceive(), om, true);
|
---|
838 | }
|
---|
839 | }
|
---|
840 | else // render the rest of the passes
|
---|
841 | {
|
---|
842 | SceneManager::renderAdditiveStencilShadowedQueueGroupObjects(pGroup, om);
|
---|
843 | }
|
---|
844 | }
|
---|
845 | //-----------------------------------------------------------------------
|
---|
846 | void KdTreeSceneManager::renderModulativeStencilShadowedQueueGroupObjects(
|
---|
847 | RenderQueueGroup* pGroup, QueuedRenderableCollection::OrganisationMode om)
|
---|
848 | {
|
---|
849 | if (mIsHierarchicalCulling)
|
---|
850 | {
|
---|
851 | // Iterate through priorities
|
---|
852 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
|
---|
853 |
|
---|
854 | while (groupIt.hasMoreElements())
|
---|
855 | {
|
---|
856 | RenderPriorityGroup* pPriorityGrp = groupIt.getNext();
|
---|
857 |
|
---|
858 | // Sort the queue first
|
---|
859 | pPriorityGrp->sort(mCameraInProgress);
|
---|
860 |
|
---|
861 | // Do (shadowable) solids
|
---|
862 | SceneManager::renderObjects(pPriorityGrp->getSolidsBasic(), om, true);
|
---|
863 | }
|
---|
864 | }
|
---|
865 | else
|
---|
866 | {
|
---|
867 | SceneManager::renderModulativeStencilShadowedQueueGroupObjects(pGroup, om);
|
---|
868 | }
|
---|
869 | }
|
---|
870 | //-----------------------------------------------------------------------
|
---|
871 | void KdTreeSceneManager::InitDepthPass()
|
---|
872 | {
|
---|
873 | MaterialPtr depthMat = MaterialManager::getSingleton().getByName("Visibility/DepthPass");
|
---|
874 |
|
---|
875 | if (depthMat.isNull())
|
---|
876 | {
|
---|
877 | depthMat = MaterialManager::getSingleton().create(
|
---|
878 | "Visibility/DepthPass",
|
---|
879 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
|
---|
880 |
|
---|
881 | mDepthPass = depthMat->getTechnique(0)->getPass(0);
|
---|
882 | mDepthPass->setColourWriteEnabled(false);
|
---|
883 | mDepthPass->setDepthWriteEnabled(true);
|
---|
884 | mDepthPass->setLightingEnabled(false);
|
---|
885 | }
|
---|
886 | else
|
---|
887 | {
|
---|
888 | mDepthPass = depthMat->getTechnique(0)->getPass(0);
|
---|
889 | }
|
---|
890 | }
|
---|
891 | //-----------------------------------------------------------------------
|
---|
892 | void KdTreeSceneManager::InitItemBufferPass()
|
---|
893 | {
|
---|
894 | MaterialPtr itemBufferMat = MaterialManager::getSingleton().
|
---|
895 | getByName("Visibility/ItemBufferPass");
|
---|
896 |
|
---|
897 | if (itemBufferMat.isNull())
|
---|
898 | {
|
---|
899 | // Init
|
---|
900 | itemBufferMat = MaterialManager::getSingleton().create("Visibility/ItemBufferPass",
|
---|
901 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
|
---|
902 |
|
---|
903 | mItemBufferPass = itemBufferMat->getTechnique(0)->getPass(0);
|
---|
904 | mItemBufferPass->setColourWriteEnabled(true);
|
---|
905 | mItemBufferPass->setDepthWriteEnabled(true);
|
---|
906 | mItemBufferPass->setLightingEnabled(true);
|
---|
907 | //mItemBufferPass->setLightingEnabled(false);
|
---|
908 | }
|
---|
909 | else
|
---|
910 | {
|
---|
911 | mItemBufferPass = itemBufferMat->getTechnique(0)->getPass(0);
|
---|
912 | }
|
---|
913 | //mItemBufferPass->setAmbient(1, 1, 0);
|
---|
914 | }
|
---|
915 | //-----------------------------------------------------------------------
|
---|
916 | void KdTreeSceneManager::PrepareVisualization(Camera *cam)
|
---|
917 | {
|
---|
918 | // add player camera for visualization purpose
|
---|
919 | try
|
---|
920 | {
|
---|
921 | Camera *c;
|
---|
922 | if ((c = getCamera("PlayerCam")) != NULL)
|
---|
923 | {
|
---|
924 | getRenderQueue()->addRenderable(c);
|
---|
925 | }
|
---|
926 | }
|
---|
927 | catch (...)
|
---|
928 | {
|
---|
929 | // ignore
|
---|
930 | }
|
---|
931 |
|
---|
932 | if (mRenderNodesForViz || mRenderNodesContentForViz)
|
---|
933 | {
|
---|
934 | RenderQueue * queue = getRenderQueue();
|
---|
935 | unsigned long frameid = 0;
|
---|
936 |
|
---|
937 | if (mRenderMethod == KdTree::KDRM_INTERNAL)
|
---|
938 | frameid = Root::getSingleton().getCurrentFrameNumber();
|
---|
939 | else
|
---|
940 | frameid = mHierarchyInterface->GetFrameId();
|
---|
941 |
|
---|
942 | for (KdTree::NodeList::iterator it = mVisibleNodes.begin(); it != mVisibleNodes.end(); ++it)
|
---|
943 | {
|
---|
944 | if (mRenderNodesForViz && (*it)->isLeaf())
|
---|
945 | {
|
---|
946 | WireBoundingBox * wirebox = (*it)->getWireBoundingBox();
|
---|
947 | wirebox->setMaterial("KdTree/BoxViz");
|
---|
948 | getRenderQueue()->addRenderable(wirebox);
|
---|
949 | }
|
---|
950 | // add renderables itself
|
---|
951 | if (mRenderNodesContentForViz)
|
---|
952 | {
|
---|
953 | (*it)->queueVisibleObjects(frameid, cam, queue, false, false);
|
---|
954 | }
|
---|
955 | }
|
---|
956 | }
|
---|
957 | }
|
---|
958 | //-----------------------------------------------------------------------
|
---|
959 | void KdTreeSceneManager::InitVisibilityCulling(Camera *cam)
|
---|
960 | {
|
---|
961 | // reset culling manager stats
|
---|
962 | mVisibilityManager->GetCullingManager()->InitFrame(mVisualizeCulledNodes);
|
---|
963 |
|
---|
964 | // set depth pass flag before rendering
|
---|
965 | mIsDepthPassPhase = mUseDepthPass;
|
---|
966 |
|
---|
967 | mIsHierarchicalCulling = true; // during hierarchical culling
|
---|
968 |
|
---|
969 | // item buffer needs full ambient lighting to use item colors as unique id
|
---|
970 | if (mUseItemBuffer)
|
---|
971 | {
|
---|
972 | mIsItemBufferPhase = true;
|
---|
973 | setAmbientLight(ColourValue(1,1,1,1));
|
---|
974 | }
|
---|
975 |
|
---|
976 |
|
---|
977 | // set passes which are stored in render queue
|
---|
978 | // for rendering AFTER hierarchical culling, i.e., passes which need
|
---|
979 | // a special rendering order
|
---|
980 |
|
---|
981 | mLeavePassesInQueue = 0;
|
---|
982 |
|
---|
983 | // if we have the depth pass or use an item buffer, no passes are left in the queue
|
---|
984 | if (1 && !mUseDepthPass && !mUseItemBuffer)
|
---|
985 | {
|
---|
986 | if (mShadowTechnique == SHADOWTYPE_STENCIL_ADDITIVE)
|
---|
987 | {
|
---|
988 | // TODO: remove this pass because it should be processed during hierarchical culling
|
---|
989 | //mLeavePassesInQueue |= RenderPriorityGroup::SOLID_PASSES_NOSHADOW;
|
---|
990 |
|
---|
991 | mLeavePassesInQueue |= RenderPriorityGroup::SOLID_PASSES_DECAL;
|
---|
992 | mLeavePassesInQueue |= RenderPriorityGroup::SOLID_PASSES_DIFFUSE_SPECULAR;
|
---|
993 | mLeavePassesInQueue |= RenderPriorityGroup::TRANSPARENT_PASSES;
|
---|
994 |
|
---|
995 | // just render ambient passes
|
---|
996 | /*** msz: no more IRS_AMBIENT, see OgreSceneManager.h ***/
|
---|
997 | // mIlluminationStage = IRS_AMBIENT;
|
---|
998 | //getRenderQueue()->setSplitPassesByLightingType(true);
|
---|
999 | }
|
---|
1000 |
|
---|
1001 | if (mShadowTechnique == SHADOWTYPE_STENCIL_MODULATIVE)
|
---|
1002 | {
|
---|
1003 | mLeavePassesInQueue |= RenderPriorityGroup::SOLID_PASSES_NOSHADOW;
|
---|
1004 | mLeavePassesInQueue |= RenderPriorityGroup::TRANSPARENT_PASSES;
|
---|
1005 | }
|
---|
1006 |
|
---|
1007 | // transparents should be rendered after hierarchical culling to
|
---|
1008 | // provide front-to-back ordering
|
---|
1009 | if (mDelayRenderTransparents)
|
---|
1010 | {
|
---|
1011 | mLeavePassesInQueue |= RenderPriorityGroup::TRANSPARENT_PASSES;
|
---|
1012 | }
|
---|
1013 | }
|
---|
1014 |
|
---|
1015 | // skip rendering transparents during the hierarchical culling
|
---|
1016 | // (because they will be rendered afterwards)
|
---|
1017 | mSkipTransparents =
|
---|
1018 | (mIsDepthPassPhase || (mLeavePassesInQueue & RenderPriorityGroup::TRANSPARENT_PASSES));
|
---|
1019 |
|
---|
1020 | // -- initialise interface for rendering traversal of the hierarchy
|
---|
1021 | mHierarchyInterface->SetHierarchyRoot(mKdTree->getRoot());
|
---|
1022 |
|
---|
1023 | // possible two cameras (one for culling, one for rendering)
|
---|
1024 | mHierarchyInterface->InitTraversal(mCameraInProgress,
|
---|
1025 | /*mCullCamera ? getCamera("CullCamera") : */NULL,
|
---|
1026 | mLeavePassesInQueue);
|
---|
1027 |
|
---|
1028 | }
|
---|
1029 | //-----------------------------------------------------------------------
|
---|
1030 | void KdTreeSceneManager::WriteLog()
|
---|
1031 | {
|
---|
1032 | std::stringstream d;
|
---|
1033 |
|
---|
1034 | d << "Depth pass: " << StringConverter::toString(mUseDepthPass) << ", "
|
---|
1035 | << "Delay transparents: " << StringConverter::toString(mDelayRenderTransparents) << ", "
|
---|
1036 | << "Use optimization: " << StringConverter::toString(mHierarchyInterface->GetTestGeometryForVisibleLeaves()) << ", "
|
---|
1037 | << "Algorithm type: " << mVisibilityManager->GetCullingManagerType() << ", "
|
---|
1038 | // << "Hierarchy nodes: " << mNumOctants << ", "
|
---|
1039 | << "Traversed nodes: " << mHierarchyInterface->GetNumTraversedNodes() << ", "
|
---|
1040 | << "Rendered nodes: " << mHierarchyInterface->GetNumRenderedNodes() << ", "
|
---|
1041 | << "Query culled nodes: " << mVisibilityManager->GetCullingManager()->GetNumQueryCulledNodes() << ", "
|
---|
1042 | << "Frustum culled nodes: " << mVisibilityManager->GetCullingManager()->GetNumFrustumCulledNodes() << ", "
|
---|
1043 | << "Queries issued: " << mVisibilityManager->GetCullingManager()->GetNumQueriesIssued() << ", "
|
---|
1044 | // << "Found objects: " << (int)mVisible.size() << "\n"
|
---|
1045 | ;
|
---|
1046 |
|
---|
1047 | LogManager::getSingleton().logMessage(d.str());
|
---|
1048 | }
|
---|
1049 | //-----------------------------------------------------------------------
|
---|
1050 | const Pass *KdTreeSceneManager::_setPass(Pass* pass)
|
---|
1051 | {
|
---|
1052 | if (mRenderMethod == KdTree::KDRM_INTERNAL)
|
---|
1053 | {
|
---|
1054 | return SceneManager::_setPass(pass);
|
---|
1055 | }
|
---|
1056 |
|
---|
1057 | // TODO: setting vertex program is not efficient
|
---|
1058 | //Pass *usedPass = ((mIsDepthPassPhase && !pass->hasVertexProgram()) ? mDepthPass : pass);
|
---|
1059 |
|
---|
1060 | // set depth fill pass if we currently do not make an aabb occlusion query
|
---|
1061 | const bool useDepthPass =
|
---|
1062 | (mIsDepthPassPhase && !mHierarchyInterface->IsBoundingBoxQuery());
|
---|
1063 |
|
---|
1064 | Pass *usedPass = useDepthPass ? mDepthPass : pass;
|
---|
1065 |
|
---|
1066 |
|
---|
1067 | const IlluminationRenderStage savedStage = mIlluminationStage;
|
---|
1068 |
|
---|
1069 | // set illumination stage to NONE so no shadow material is used
|
---|
1070 | // for depth pass or for occlusion query
|
---|
1071 | if (mIsDepthPassPhase || mHierarchyInterface->IsBoundingBoxQuery())
|
---|
1072 | {
|
---|
1073 | mIlluminationStage = IRS_NONE;
|
---|
1074 | }
|
---|
1075 |
|
---|
1076 | // --- set vertex program of current pass in order to set correct depth
|
---|
1077 | if (mExecuteVertexProgramForAllPasses &&
|
---|
1078 | mIsDepthPassPhase &&
|
---|
1079 | pass->hasVertexProgram())
|
---|
1080 | {
|
---|
1081 | // add vertex program of current pass to depth pass
|
---|
1082 | mDepthPass->setVertexProgram(pass->getVertexProgramName());
|
---|
1083 |
|
---|
1084 | if (mDepthPass->hasVertexProgram())
|
---|
1085 | {
|
---|
1086 | const GpuProgramPtr& prg = mDepthPass->getVertexProgram();
|
---|
1087 | // Load this program if not done already
|
---|
1088 | if (!prg->isLoaded())
|
---|
1089 | prg->load();
|
---|
1090 | // Copy params
|
---|
1091 | mDepthPass->setVertexProgramParameters(pass->getVertexProgramParameters());
|
---|
1092 | }
|
---|
1093 | }
|
---|
1094 | else if (mDepthPass->hasVertexProgram()) // reset vertex program
|
---|
1095 | {
|
---|
1096 | mDepthPass->setVertexProgram("");
|
---|
1097 | }
|
---|
1098 |
|
---|
1099 | // save old depth write: needed for item buffer
|
---|
1100 | const bool IsDepthWrite = usedPass->getDepthWriteEnabled();
|
---|
1101 |
|
---|
1102 | // global option which enables / disables depth writes
|
---|
1103 | if (!mEnableDepthWrite)
|
---|
1104 | {
|
---|
1105 | usedPass->setDepthWriteEnabled(false);
|
---|
1106 | }
|
---|
1107 | //else if (mIsItemBufferPass) {usedPass = mItemBufferPass;}
|
---|
1108 |
|
---|
1109 |
|
---|
1110 | //-- set actual pass here
|
---|
1111 | const Pass *result = SceneManager::_setPass(usedPass);
|
---|
1112 |
|
---|
1113 |
|
---|
1114 | // reset depth write
|
---|
1115 | if (!mEnableDepthWrite)
|
---|
1116 | {
|
---|
1117 | usedPass->setDepthWriteEnabled(IsDepthWrite);
|
---|
1118 | }
|
---|
1119 |
|
---|
1120 | // reset illumination stage
|
---|
1121 | mIlluminationStage = savedStage;
|
---|
1122 |
|
---|
1123 | return result;
|
---|
1124 | }
|
---|
1125 |
|
---|
1126 | //-----------------------------------------------------------------------
|
---|
1127 | //-----------------------------------------------------------------------
|
---|
1128 | const String KdTreeSceneManagerFactory::FACTORY_TYPE_NAME = "KdTreeSceneManager";
|
---|
1129 | //-----------------------------------------------------------------------
|
---|
1130 | void KdTreeSceneManagerFactory::initMetaData(void) const
|
---|
1131 | {
|
---|
1132 | mMetaData.typeName = FACTORY_TYPE_NAME;
|
---|
1133 | mMetaData.description = "Scene manager that organises the scene based on a kd-tree";
|
---|
1134 | mMetaData.sceneTypeMask = 0xFFFF; // support all types of scenes (hopefully)
|
---|
1135 | mMetaData.worldGeometrySupported = false;
|
---|
1136 | }
|
---|
1137 | //-----------------------------------------------------------------------
|
---|
1138 | SceneManager* KdTreeSceneManagerFactory::createInstance(
|
---|
1139 | const String& instanceName)
|
---|
1140 | {
|
---|
1141 | return new KdTreeSceneManager(instanceName, visManager);
|
---|
1142 | }
|
---|
1143 | //-----------------------------------------------------------------------
|
---|
1144 | void KdTreeSceneManagerFactory::destroyInstance(SceneManager* instance)
|
---|
1145 | {
|
---|
1146 | delete instance;
|
---|
1147 | }
|
---|
1148 |
|
---|
1149 | } // namespace Ogre
|
---|
1150 |
|
---|