aboutsummaryrefslogtreecommitdiff
path: root/docs/doxygen/nel/surface__quad_8cpp-source.html
blob: dd99cd2194628e63846dfcf8b06c133ce256c0b0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
<!doctype html public "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
<HTML>
<HEAD>
	<TITLE>nevrax.org : docs</TITLE>
	<LINK REL=stylesheet TYPE="text/css" HREF="http://www.nevrax.org/inc/css/nevrax.css">
	<link href="doxygen.css" rel="stylesheet" type="text/css">
</HEAD>
<BODY MARGINHEIGHT="0" MARGINWIDTH="0">

<!-- uplinks -->
<TABLE CELLSPACING=0 CELLPADDING=0  BORDER=0>
 <TR>
        <TD WIDTH=16><IMG  SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="16" HEIGHT="16" BORDER=0 ALT=""></TD>
        <TD WIDTH=140 BGCOLOR=#dddddd><IMG  SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="140" HEIGHT="16" BORDER=0 ALT=""></TD>
        <TD WIDTH=16><IMG  SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="16" HEIGHT="16" BORDER=0 ALT=""></TD>
        <TD><IMG width=6 height=14 SRC="http://www.nevrax.org/inc/img/reddots.gif" ALT="#" VSPACE=2 HSPACE=2 BORDER=0 ></TD><TD VALIGN=middle>&nbsp;<A CLASS=uplinks HREF=http://www.nevrax.org><b>Home</B></FONT></A>&nbsp;&nbsp;&nbsp;</TD>
        <TD><IMG  width=6 height=14  SRC="http://www.nevrax.org/inc/img/reddots.gif" ALT="#" VSPACE=2 HSPACE=2 BORDER=0 ></TD><TD VALIGN=middle>&nbsp;<A CLASS=uplinks HREF=http://www.nevrax.com><b>nevrax.com</B></FONT></A>&nbsp;&nbsp;&nbsp;</TD>
 </TR>
</TABLE> 

<!-- banner Nevrax -->
<TABLE CELLSPACING=0 CELLPADDING=0  BORDER=0 WIDTH=100%>
 <TR><TD  BGCOLOR="#000000" BACKGROUND="http://www.nevrax.org/inc/img/black_banner.jpg"><A HREF="http://www.nevrax.org"><IMG  SRC="http://www.nevrax.org/inc/img/nevrax.gif" WIDTH="170" HEIGHT="45" BORDER=0 ALT="Nevrax" ></A></TD></TR>
</TABLE>

<!-- main table -->
<TABLE CELLSPACING=0 CELLPADDING=0  BORDER=0 height=100%>
 <TR>
	<TD WIDTH=16><IMG  SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="16" HEIGHT="10" BORDER=0 ALT=""></TD>
	<TD WIDTH=140   BGCOLOR=#dddddd VALIGN=TOP ALIGN=middle><IMG  SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="140" HEIGHT="10" BORDER=0 ALT="">

		<!------ Begin Box ------>
		<TABLE BORDER=0 CELLSPACING=0 CELLPADDING=0 BGCOLOR=black><TR><TD><TABLE border=0  cellspacing=2 cellpadding=0 width=120><tr><TD ALIGN=middle bgcolor=black>
		<FONT COLOR=white FACE="sans-serif"><B>Nevrax.org</B></FONT></TD></TR><tr><td  colspan=2 bgcolor=#FFFFFF>
		<TABLE cellspacing=0 cellpadding=1 border=0>
			<tr><td ALIGN=middle><a  class='linkbox' href="http://www.nevrax.org/news/" TITLE="Rubrique news"><img width=13 height=15  hspace=5 border=0 src=http://www.nevrax.org/inc/img/picto-news.gif ALT=#></A></td><td><a  class='linkbox' href="http://www.nevrax.org/news/" TITLE="News">News</a></td></tr>
			<tr><td ALIGN=middle><a  class='linkbox' href="http://www.nevrax.org/mail/" TITLE="Rubrique mail"><img width=15 height=11  hspace=5 border=0 src=http://www.nevrax.org/inc/img/picto-mail.gif ALT=#></A></td><td><a  class='linkbox' href="http://www.nevrax.org/mail/" TITLE="Mailing list archive">Mailing-list</a></td></tr>
			<tr><td ALIGN=middle><a  class='linkbox' href="http://www.nevrax.org/docs/" TITLE="Rubrique docs"><img width=14 height=16  hspace=5 border=0 src=http://www.nevrax.org/inc/img/picto-docs.gif ALT=#></A></td><td><a  class='linkbox' href="http://www.nevrax.org/docs/" TITLE="Documentation">Documentation</a></td></tr>
			<tr><td ALIGN=middle><a  class='linkbox' href="http://www.nevrax.org/cvs/" TITLE="Rubrique cvs"><img width=13 height=17  hspace=5 border=0 src=http://www.nevrax.org/inc/img/picto-cvs.gif ALT=#></A></td><td><a  class='linkbox' href="http://www.nevrax.org/cvs/" TITLE="CVS Web">CVS</a></td></tr>
			<tr><td ALIGN=middle><a  class='linkbox' href="http://www.nevrax.org/bugs/" TITLE="Rubrique bugs"><img width=20 height=16  hspace=5 border=0 src=http://www.nevrax.org/inc/img/picto-bugs.gif ALT=#></A></td><td><a  class='linkbox' href="http://www.nevrax.org/bugs/" TITLE="Bugtracking">Bugs</a></td></tr>
			<tr><td ALIGN=middle><a  class='linkbox' href="http://www.nevrax.org/GPL.php3" TITLE="Rubrique license"><img  width=18 height=12   hspace=5 border=0 src=http://www.nevrax.org/inc/img/picto-gpl.gif ALT=#></A></td><td><a  class='linkbox' href="http://www.nevrax.org/GPL.php3" TITLE="License">License</a></td></tr>
		</TABLE>
		</TD></TR></TABLE></TD></TR></TABLE>
		<!------ End Box  ------>

	</TD>
	<TD WIDTH=15><IMG  SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="16" HEIGHT="16" BORDER=0 ALT=""></TD>
	<TD ALIGN=left valign=top><IMG  SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="140" HEIGHT="10" BORDER=0 ALT="">

<!-- title -->
<TABLE  background="http://www.nevrax.org/inc/img/redline.gif" CELLSPACING=0 CELLPADDING=0  BORDER=0 width=100%><tr><td>
<A HREF="http://www.nevrax.org/docs/"><img src="http://www.nevrax.org/inc/img/t_docs.gif" ALT="Docs" HEIGHT=20 BORDER=0></A>
</td><td><IMG  SRC="http://www.nevrax.org/inc/img/pixel.gif" WIDTH="1" HEIGHT="1" BORDER=0 ALT="">
</td></tr></table>
&nbsp;

<!-- block -->
<TABLE  bgcolor="#dddddd" CELLSPACING=0 CELLPADDING=0  BORDER=0 width=100%><tr><td width=1% valign=middle><img width=6 height=14 hspace=2 vspace=2 src="http://www.nevrax.org/inc/img/reddots.gif"></TD>
	<TD><B>Documentation</B></TD>
	<TD ALIGN=RIGHT>&nbsp;</td>
</tr></table>
<!-- Generated by Doxygen 1.2.14 -->
<center>
<a class="qindex" href="index.html">Main Page</a> &nbsp; <a class="qindex" href="namespaces.html">Namespace List</a> &nbsp; <a class="qindex" href="hierarchy.html">Class Hierarchy</a> &nbsp; <a class="qindex" href="classes.html">Alphabetical List</a> &nbsp; <a class="qindex" href="annotated.html">Compound List</a> &nbsp; <a class="qindex" href="files.html">File List</a> &nbsp; <a class="qindex" href="namespacemembers.html">Namespace Members</a> &nbsp; <a class="qindex" href="functions.html">Compound Members</a> &nbsp; <a class="qindex" href="globals.html">File Members</a> &nbsp; <a class="qindex" href="pages.html">Related Pages</a> &nbsp; <a class="qindexRef" doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> &nbsp; </center>
<hr><h1>surface_quad.cpp</h1><a href="surface__quad_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 
00007 <font class="comment">/* Copyright, 2001 Nevrax Ltd.</font>
00008 <font class="comment"> *</font>
00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
00013 <font class="comment"> * any later version.</font>
00014 <font class="comment"></font>
00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment"> * General Public License for more details.</font>
00019 <font class="comment"></font>
00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
00023 <font class="comment"> * MA 02111-1307, USA.</font>
00024 <font class="comment"> */</font>
00025 
00026 <font class="preprocessor">#include "<a class="code" href="stdpacs_8h.html">stdpacs.h</a>"</font>
00027 
00028 <font class="preprocessor">#include "<a class="code" href="file_8h.html">nel/misc/file.h</a>"</font>
00029 
00030 <font class="preprocessor">#include "<a class="code" href="surface__quad_8h.html">pacs/surface_quad.h</a>"</font>
00031 
00032 <font class="preprocessor">#include &lt;vector&gt;</font>
00033 
00034 <font class="keyword">using</font> <font class="keyword">namespace </font>NLMISC;
00035 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
00036 
<a name="l00037"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a0">00037</a> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a0">NLPACS::CSurfaceQuadTree::CSurfaceQuadTree</a>()
00038 {
00039         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = NULL;
00040         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a> = FLT_MAX;
00041         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a> = 1;
00042         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z263_0">setCenter</a>(CVector::Null);
00043         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z263_2">setSize</a>(CVector::Null);
00044 }
00045 
<a name="l00046"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a1">00046</a> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a0">NLPACS::CSurfaceQuadTree::CSurfaceQuadTree</a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html">NLPACS::CSurfaceQuadTree</a> &amp;quad)
00047 {
00048         *<font class="keyword">this</font> = quad;
00049 }
00050 
<a name="l00051"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a2">00051</a> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html">NLPACS::CSurfaceQuadTree</a>        &amp;<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a2">NLPACS::CSurfaceQuadTree::operator = </a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html">NLPACS::CSurfaceQuadTree</a> &amp;quad)
00052 {
00053         <font class="keywordflow">if</font> (&amp;quad == <font class="keyword">this</font>)
00054                 <font class="keywordflow">return</font> *<font class="keyword">this</font>;
00055 
00056         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a> = quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a>;
00057         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a> = quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a>;
00058         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a> = quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>;
00059 
00060         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = NULL;
00061         <font class="keywordflow">if</font> (quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> != NULL)
00062         {
00063                 <font class="keywordflow">if</font> (quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;isLeaf())
00064                 {
00065                         CQuadLeaf       *newLeaf = <font class="keyword">new</font> CQuadLeaf();
00066                         *newLeaf = *((CQuadLeaf *)(quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>));
00067                         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = newLeaf;
00068                 }
00069                 <font class="keywordflow">else</font>
00070                 {
00071                         CQuadBranch     *newBranch = <font class="keyword">new</font> CQuadBranch();
00072                         *newBranch = *((CQuadBranch *)(quad.<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>));
00073                         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = newBranch;
00074                 }
00075         }
00076 
00077         <font class="keywordflow">return</font> *<font class="keyword">this</font>;
00078 }
00079 
<a name="l00080"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a7">00080</a> <font class="keywordtype">void</font>    <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a7">NLPACS::CSurfaceQuadTree::clear</a>()
00081 {
00082         <font class="keyword">delete</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>;
00083         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = NULL;
00084 }
00085 
<a name="l00086"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a8">00086</a> <font class="keywordtype">void</font>    <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a8">NLPACS::CSurfaceQuadTree::init</a>(<font class="keywordtype">float</font> maxThickness, uint maxLevel, <font class="keyword">const</font> CVector &amp;center, <font class="keywordtype">float</font> halfSize)
00087 {
00088         <a class="code" href="debug_8h.html#a6">nlassert</a>(maxLevel &gt; 0);
00089         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a7">clear</a>();
00090         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a> = maxThickness;
00091         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a> = maxLevel;
00092         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z263_0">setCenter</a>(center);
00093         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z263_1">setHalfSize</a>(CVector(halfSize, halfSize, 10000.0f));
00094 }
00095 
<a name="l00096"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a9">00096</a> <font class="keywordtype">void</font>    <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a9">NLPACS::CSurfaceQuadTree::addVertex</a>(<font class="keyword">const</font> CVector &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)
00097 {
00098         <font class="keywordflow">if</font> (!<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z265_2">include</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>))
00099                 <font class="keywordflow">return</font>;
00100 
00101         <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> == NULL)
00102         {
00103                 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a> == 1)
00104                 {
00105                         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = <font class="keyword">new</font> CQuadLeaf(<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a>);
00106                 }
00107                 <font class="keywordflow">else</font>
00108                 {
00109                         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = <font class="keyword">new</font> CQuadBranch(<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a>);
00110                 }
00111 
00112                 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;_MaxThickness = <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a>;
00113                 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;_HalfSize = <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z264_5">getHalfSize</a>().x;
00114                 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;_MinHeight = FLT_MAX;
00115                 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;_MaxHeight = -FLT_MAX;
00116                 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;_XCenter = <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z264_4">getCenter</a>().x;
00117                 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;_YCenter = <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z264_4">getCenter</a>().y;
00118         }
00119 
00120         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;addVertex(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>);
00121 }
00122 
<a name="l00123"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a10">00123</a> <font class="keywordtype">void</font>    <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a10">NLPACS::CSurfaceQuadTree::compile</a>()
00124 {
00125         <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> != NULL &amp;&amp;
00126                 !<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;isLeaf() &amp;&amp;
00127                 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;getMaxHeight()-<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;getMinHeight() &lt;= <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a>)
00128         {
00129                 CQuadLeaf       *leaf = <font class="keyword">new</font> CQuadLeaf();
00130                 *((IQuadNode *)leaf) = *<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>;
00131                 <font class="keyword">delete</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>;
00132                 <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = leaf;
00133         }
00134         <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> != NULL &amp;&amp;
00135                          !<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;isLeaf())
00136         {
00137                 ((CQuadBranch *)<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>)-&gt;reduceChildren();
00138         }
00139 }
00140 
00141 
<a name="l00142"></a><a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">00142</a> <a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">NLPACS::CQuadBranch::CQuadBranch</a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html">NLPACS::CQuadBranch</a> &amp;branch) : NLPACS::IQuadNode(branch)
00143 {
00144         *<font class="keyword">this</font> = branch;
00145 }
00146 
<a name="l00147"></a><a class="code" href="classNLPACS_1_1CQuadBranch.html#a3">00147</a> <a class="code" href="classNLPACS_1_1CQuadBranch.html">NLPACS::CQuadBranch</a>     &amp;<a class="code" href="classNLPACS_1_1CQuadBranch.html#a3">NLPACS::CQuadBranch::operator = </a>(<font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html">NLPACS::CQuadBranch</a> &amp;branch)
00148 {
00149         IQuadNode::operator=(branch);
00150 
00151         uint    child;
00152         <font class="keywordflow">for</font> (child=0; child&lt;4; ++child)
00153         {
00154                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = NULL;
00155                 <font class="keywordflow">if</font> (branch.<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] != NULL)
00156                 {
00157                         <font class="keywordflow">if</font> (branch.<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;isLeaf())
00158                         {
00159                                 <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a>       *newLeaf = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a>();
00160                                 *newLeaf = *((<a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a> *)(branch.<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]));
00161                                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = newLeaf;
00162                         }
00163                         <font class="keywordflow">else</font>
00164                         {
00165                                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a>     *newBranch = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a>();
00166                                 *newBranch = *((<a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a> *)(branch.<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]));
00167                                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = newBranch;
00168                         }
00169                 }
00170         }
00171         <font class="keywordflow">return</font> *<font class="keyword">this</font>;
00172 }
00173 
<a name="l00174"></a><a class="code" href="classNLPACS_1_1CQuadBranch.html#b0">00174</a> <font class="keywordtype">void</font>    <a class="code" href="classNLPACS_1_1CQuadBranch.html#b0">NLPACS::CQuadBranch::reduceChildren</a>()
00175 {
00176         uint    i;
00177 
00178         <font class="keywordflow">for</font> (i=0; i&lt;4; ++i)
00179         {
00180                 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i] != NULL &amp;&amp;
00181                         !<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i]-&gt;isLeaf() &amp;&amp;
00182                         <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i]-&gt;getMaxHeight()-<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i]-&gt;getMinHeight() &lt;= <a class="code" href="classNLPACS_1_1IQuadNode.html#n2">_MaxThickness</a>)
00183                 {
00184                         <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a>       *leaf = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a>();
00185                         *((<a class="code" href="classNLPACS_1_1IQuadNode.html#b0">IQuadNode</a> *)leaf) = *<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i];
00186                         <font class="keyword">delete</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i];
00187                         <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i] = leaf;
00188                 }
00189                 <font class="keywordflow">else</font> <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i] != NULL &amp;&amp;
00190                                  !<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i]-&gt;isLeaf())
00191                 {
00192                         ((<a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a> *)<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[i])-&gt;reduceChildren();
00193                 }
00194         }
00195 }
00196 
<a name="l00197"></a><a class="code" href="classNLPACS_1_1CQuadBranch.html#a7">00197</a> <font class="keywordtype">void</font>    <a class="code" href="classNLPACS_1_1CQuadBranch.html#a7">NLPACS::CQuadBranch::addVertex</a>(<font class="keyword">const</font> CVector &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)
00198 {
00199         IQuadNode::addVertex(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>);
00200         uint    child;
00201         <font class="keywordflow">if</font> (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x &gt; <a class="code" href="classNLPACS_1_1IQuadNode.html#n4">_XCenter</a>)
00202                 child = (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y &gt; <a class="code" href="classNLPACS_1_1IQuadNode.html#n5">_YCenter</a>) ? 2 : 1;
00203         <font class="keywordflow">else</font>
00204                 child = (<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y &gt; <a class="code" href="classNLPACS_1_1IQuadNode.html#n5">_YCenter</a>) ? 3 : 0;
00205 
00206         <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] == NULL)
00207         {
00208                 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1IQuadNode.html#n3">_Level</a> == 2)
00209                 {
00210                         <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a>(<a class="code" href="classNLPACS_1_1IQuadNode.html#n3">_Level</a>-1);
00211                 }
00212                 <font class="keywordflow">else</font>
00213                 {
00214                         <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a>(<a class="code" href="classNLPACS_1_1IQuadNode.html#n3">_Level</a>-1);
00215                 }
00216 
00217                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;_MaxThickness = <a class="code" href="classNLPACS_1_1IQuadNode.html#n2">_MaxThickness</a>;
00218                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;_HalfSize = <a class="code" href="classNLPACS_1_1IQuadNode.html#n6">_HalfSize</a>/2.0f;
00219                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;_MinHeight = FLT_MAX;
00220                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;_MaxHeight = -FLT_MAX;
00221                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;_XCenter = <a class="code" href="classNLPACS_1_1IQuadNode.html#n4">_XCenter</a>+<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;_HalfSize*((child == 1 || child == 2) ? 1.0f : -1.0f);
00222                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;_YCenter = <a class="code" href="classNLPACS_1_1IQuadNode.html#n5">_YCenter</a>+<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;_HalfSize*((child == 2 || child == 3) ? 1.0f : -1.0f);
00223         }
00224 
00225         <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;addVertex(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>);
00226 }
00227 
<a name="l00228"></a><a class="code" href="classNLPACS_1_1CQuadBranch.html#a8">00228</a> <font class="keywordtype">bool</font>    <a class="code" href="classNLPACS_1_1CQuadBranch.html#a8">NLPACS::CQuadBranch::check</a>()<font class="keyword"> const</font>
00229 <font class="keyword"></font>{
00230         <font class="keywordflow">if</font> (!IQuadNode::check())
00231                 <font class="keywordflow">return</font> <font class="keyword">false</font>;
00232 
00233         uint    child;
00234         <font class="keywordflow">for</font> (child=0; child&lt;4; ++child)
00235                 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] != NULL &amp;&amp; !<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;check())
00236                         <font class="keywordflow">return</font> <font class="keyword">false</font>;
00237         <font class="keywordflow">return</font> <font class="keyword">true</font>;
00238 }
00239 
00240 
00241 <font class="comment">/*</font>
00242 <font class="comment"> * Serialization methods...</font>
00243 <font class="comment"> */</font>
00244 
00245 
<a name="l00246"></a><a class="code" href="classNLPACS_1_1CQuadBranch.html#a10">00246</a> <font class="keywordtype">void</font>    <a class="code" href="classNLPACS_1_1CQuadBranch.html#a10">NLPACS::CQuadBranch::serial</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &amp;f)
00247 {
00248         IQuadNode::serial(f);
00249 
00250         uint    child;
00251         <font class="keywordflow">for</font> (child=0; child&lt;4; ++child)
00252         {
00253                 uint8   childType = 0;
00254 
00255                 <font class="keywordflow">if</font> (f.<a class="code" href="classNLMISC_1_1IStream.html#a4">isReading</a>())
00256                 {
00257                         <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a>       *leaf; 
00258                         <a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a>     *branch;
00259                         f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(childType);
00260                         <font class="keywordflow">switch</font> (childType)
00261                         {
00262                         <font class="keywordflow">case</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#s3s0">NoChild</a>:
00263                                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = NULL;
00264                                 <font class="keywordflow">break</font>;
00265                         <font class="keywordflow">case</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#s3s1">LeafChild</a>:
00266                                 leaf = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1IQuadNode.html#l1">CQuadLeaf</a>(); 
00267                                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = leaf;
00268                                 leaf-&gt;serial(f);
00269                                 <font class="keywordflow">break</font>;
00270                         <font class="keywordflow">case</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#s3s2">BranchChild</a>:
00271                                 branch = <font class="keyword">new</font> <a class="code" href="classNLPACS_1_1CQuadBranch.html#a0">CQuadBranch</a>();;
00272                                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] = branch;
00273                                 branch-&gt;serial(f);
00274                                 <font class="keywordflow">break</font>;
00275                         <font class="keywordflow">default</font>:
00276                                 <a class="code" href="debug_8h.html#a3">nlerror</a>(<font class="stringliteral">"While serializing (read) CQuadBranch: unknown child type"</font>);
00277                                 <font class="keywordflow">break</font>;
00278                         }
00279                 }
00280                 <font class="keywordflow">else</font>
00281                 {
00282                         <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child] == NULL)
00283                         {
00284                                 childType = <a class="code" href="classNLPACS_1_1CQuadBranch.html#s3s0">NoChild</a>;
00285                                 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(childType);
00286                         }
00287                         <font class="keywordflow">else</font>
00288                         {
00289                                 childType = (<a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;isLeaf()) ? <a class="code" href="classNLPACS_1_1CQuadBranch.html#s3s1">LeafChild</a> : <a class="code" href="classNLPACS_1_1CQuadBranch.html#s3s2">BranchChild</a>;
00290                                 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(childType);
00291                                 <a class="code" href="classNLPACS_1_1CQuadBranch.html#n0">_Children</a>[child]-&gt;serial(f);
00292                         }
00293                 }
00294         }
00295 }
00296 
<a name="l00297"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a11">00297</a> <font class="keywordtype">bool</font>    <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a11">NLPACS::CSurfaceQuadTree::check</a>()<font class="keyword"> const</font>
00298 <font class="keyword"></font>{
00299         <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> != NULL)
00300                 <font class="keywordflow">return</font> <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;check();
00301         <font class="keywordflow">return</font> <font class="keyword">true</font>;
00302 }
00303 
<a name="l00304"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a12">00304</a> <font class="keyword">const</font> <a class="code" href="classNLPACS_1_1CQuadLeaf.html">NLPACS::CQuadLeaf</a> *<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a12">NLPACS::CSurfaceQuadTree::getLeaf</a>(<font class="keyword">const</font> CVector &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)<font class="keyword"> const</font>
00305 <font class="keyword"></font>{
00306         CVector pos = CVector(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y, 0.0f);
00307         <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> == NULL || !<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z265_2">include</a>(pos))
00308                 <font class="keywordflow">return</font> NULL;
00309 
00310         <font class="keyword">const</font> IQuadNode *node = <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>;
00311 
00312         <font class="keywordflow">while</font> (node != NULL &amp;&amp; !node-&gt;isLeaf())
00313         {
00314                 <a class="code" href="debug_8h.html#a6">nlassert</a>(node-&gt;getBBox().include(pos));
00315                 uint    child;
00316 
00317                 <font class="keywordflow">if</font> (pos.x &gt; node-&gt;_XCenter)
00318                         child = ((pos.y &gt; node-&gt;_YCenter) ? 2 : 1);
00319                 <font class="keywordflow">else</font>
00320                         child = ((pos.y &gt; node-&gt;_YCenter) ? 3 : 0);
00321 
00322                 node = node-&gt;getChild(child);
00323         }
00324 
00325         <font class="keywordflow">return</font> (<font class="keyword">const</font> CQuadLeaf *)node;
00326 }
00327 
00328 
<a name="l00329"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a15">00329</a> <font class="keywordtype">void</font>    <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a15">NLPACS::CSurfaceQuadTree::serial</a>(<a class="code" href="classNLMISC_1_1IStream.html">NLMISC::IStream</a> &amp;f)
00330 {
00331         <font class="comment">/*</font>
00332 <font class="comment">        Version 0:</font>
00333 <font class="comment">                - base version.</font>
00334 <font class="comment">        */</font>
00335         (void)f.<a class="code" href="classNLMISC_1_1IStream.html#a29">serialVersion</a>(0);
00336 
00337         uint8   childType = 0;
00338         f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n1">_MaxThickness</a>);
00339         f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n2">_MaxLevel</a>);
00340         f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>);
00341         <font class="keywordflow">if</font> (f.<a class="code" href="classNLMISC_1_1IStream.html#a4">isReading</a>())
00342         {
00343                 CQuadLeaf       *leaf; 
00344                 CQuadBranch     *branch;
00345 
00346                 f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(childType);
00347                 <font class="keywordflow">switch</font> (childType)
00348                 {
00349                 <font class="keywordflow">case</font> CQuadBranch::NoChild:
00350                         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = NULL;
00351                         <font class="keywordflow">break</font>;
00352                 <font class="keywordflow">case</font> CQuadBranch::LeafChild:
00353                         leaf = <font class="keyword">new</font> CQuadLeaf();
00354                         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = leaf;
00355                         leaf-&gt;serial(f);
00356                         <font class="keywordflow">break</font>;
00357                 <font class="keywordflow">case</font> CQuadBranch::BranchChild:
00358                         branch = <font class="keyword">new</font> CQuadBranch();
00359                         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> = branch;
00360                         branch-&gt;serial(f);
00361                         <font class="keywordflow">break</font>;
00362                 <font class="keywordflow">default</font>:
00363                         <a class="code" href="debug_8h.html#a3">nlerror</a>(<font class="stringliteral">"While serializing (read) CQuadBranch: unknown child type"</font>);
00364                         <font class="keywordflow">break</font>;
00365                 }
00366         }
00367         <font class="keywordflow">else</font>
00368         {
00369                 <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> == NULL)
00370                 {
00371                         childType = CQuadBranch::NoChild;
00372                         f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(childType);
00373                 }
00374                 <font class="keywordflow">else</font>
00375                 {
00376                         childType = (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;isLeaf()) ? CQuadBranch::LeafChild : CQuadBranch::BranchChild;
00377                         f.<a class="code" href="classNLMISC_1_1IStream.html#a5">serial</a>(childType);
00378                         <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>-&gt;serial(f);
00379                 }
00380         }
00381 }
00382 
00383 <font class="comment">//</font>
<a name="l00384"></a><a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a13">00384</a> <font class="keywordtype">float</font>   <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#a13">NLPACS::CSurfaceQuadTree::getInterpZ</a>(<font class="keyword">const</font> CVector &amp;<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>)<font class="keyword"> const</font>
00385 <font class="keyword"></font>{
00386         <font class="comment">// first get final leaf for position</font>
00387         CVector pos = CVector(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x, <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y, 0.0f);
00388         <font class="keywordflow">if</font> (<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a> == NULL || !<a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n3">_BBox</a>.<a class="code" href="classNLMISC_1_1CAABBox.html#z265_2">include</a>(pos))
00389                 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z;     <font class="comment">// return unmodified z</font>
00390 
00391         <font class="keyword">const</font> IQuadNode                         *node = <a class="code" href="classNLPACS_1_1CSurfaceQuadTree.html#n0">_Root</a>;
00392         vector&lt;uint&gt;                            children;
00393         vector&lt;const IQuadNode*&gt;        nodes;
00394 
00395         <font class="keywordflow">while</font> (node != NULL &amp;&amp; !node-&gt;isLeaf())
00396         {
00397                 nodes.push_back(node);
00398 
00399                 <a class="code" href="debug_8h.html#a6">nlassert</a>(node-&gt;getBBox().include(pos));
00400                 uint    child;
00401 
00402                 <font class="keywordflow">if</font> (pos.x &gt; node-&gt;_XCenter)
00403                         child = ((pos.y &gt; node-&gt;_YCenter) ? 2 : 1);
00404                 <font class="keywordflow">else</font>
00405                         child = ((pos.y &gt; node-&gt;_YCenter) ? 3 : 0);
00406 
00407                 children.push_back(child);
00408 
00409                 node = node-&gt;getChild(child);
00410         }
00411 
00412         <font class="keywordflow">if</font> (node == NULL)
00413                 <font class="keywordflow">return</font> <a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.z;     <font class="comment">// return unmodified z</font>
00414 
00415         nodes.push_back(node);
00416 
00417         vector&lt;const CQuadLeaf*&gt;        leaves;
00418         vector&lt;const IQuadNode*&gt;        explore;
00419 
00420         leaves.push_back((<font class="keyword">const</font> CQuadLeaf*)node);
00421 
00422         <font class="comment">// for each side of the leaf, find neighbor leaves</font>
00423         uint    side;
00424         <font class="keywordflow">for</font> (side=0; side&lt;4; ++side)
00425         {
00426                 <font class="keyword">static</font> <font class="keyword">const</font> sint       ct[4][4] = { {-1, 1, 3,-1}, {-1,-1, 2, 0}, { 1,-1,-1, 3}, { 0, 2,-1,-1} };      <font class="comment">// child table</font>
00427                 <font class="keyword">static</font> <font class="keyword">const</font> sint       nt[4][4] = { { 3, 1, 3, 1}, { 2, 0, 2, 0}, { 1, 3, 1, 3}, { 0, 2, 0, 2} };      <font class="comment">// neighbor table</font>
00428 
00429                 sint    nlev = nodes.size()-1;
00430                 sint    child = -1;
00431 
00432                 <font class="keywordflow">while</font> (nlev &gt; 0)
00433                 {
00434                         child = ct[children[nlev-1]][side];
00435 
00436                         <font class="keywordflow">if</font> (child &gt;= 0)
00437                                 <font class="keywordflow">break</font>;
00438 
00439                         --nlev;
00440                 }
00441 
00442                 <font class="comment">// neighbor not found in root, leave</font>
00443                 <font class="keywordflow">if</font> (nlev == 0)
00444                         <font class="keywordflow">continue</font>;
00445 
00446                 <font class="comment">// get father</font>
00447                 node = nodes[nlev-1];
00448 
00449                 <font class="keywordflow">while</font> (nlev &lt; (sint)nodes.size() &amp;&amp; node!=NULL &amp;&amp; !node-&gt;isLeaf())
00450                 {
00451                         child = nt[children[nlev-1]][side];
00452                         node = node-&gt;getChild(child);
00453 
00454                         ++nlev;
00455                 }
00456 
00457                 <font class="keywordflow">if</font> (node == NULL)
00458                         <font class="keywordflow">continue</font>;
00459 
00460                 <font class="keywordflow">if</font> (node-&gt;isLeaf())
00461                 {
00462                         leaves.push_back((<font class="keyword">const</font> CQuadLeaf*)node);
00463                 }
00464                 <font class="keywordflow">else</font>
00465                 {
00466                         explore.push_back(node);
00467 
00468                         <font class="keywordflow">while</font> (!explore.empty())
00469                         {
00470                                 node = explore.back();
00471                                 explore.pop_back();
00472 
00473                                 <font class="keywordflow">if</font> (node == NULL)
00474                                         <font class="keywordflow">continue</font>;
00475 
00476                                 <font class="keywordflow">if</font> (node-&gt;isLeaf())
00477                                         leaves.push_back((<font class="keyword">const</font> CQuadLeaf*)node);
00478                                 <font class="keywordflow">else</font>
00479                                 {
00480                                         explore.push_back(node-&gt;getChild((side+2)&amp;3));
00481                                         explore.push_back(node-&gt;getChild((side+3)&amp;3));
00482                                 }
00483                         }
00484                 }
00485         }
00486 
00487         uint                    i;
00488         <font class="keywordtype">float</font>                   di, wi;
00489         <font class="keywordtype">float</font>                   sum = 0.0;
00490         <font class="keywordtype">float</font>                   interpZ = 0.0;
00491 
00492         <font class="keywordflow">for</font> (i=0; i&lt;leaves.size(); ++i)
00493         {
00494                 di = (float)sqrt(<a class="code" href="namespaceNLMISC.html#a214">sqr</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.x-leaves[i]-&gt;_XCenter)+<a class="code" href="namespaceNLMISC.html#a214">sqr</a>(<a class="code" href="driver__opengl__extension__def_8h.html#a368">v</a>.y-leaves[i]-&gt;_YCenter))*(float)pow(1.5, leaves[i]-&gt;_Level);
00495                 wi = 1.0f/di;
00496                 sum += wi;
00497                 interpZ += (leaves[i]-&gt;getMinHeight()+leaves[i]-&gt;getMaxHeight())*0.5f*wi;
00498         }
00499 
00500         <font class="keywordflow">return</font> interpZ / sum;
00501 }
</pre></div>

<!-- footer -->
<BR><FONT Size=+5>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; </FONT>
</TD>
<TD WIDTH=15><IMG  SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD>
</TR>
</TABLE>
</BODY>
</HTML>