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
|
/**
* @file llbboxlocal.cpp
* @brief General purpose bounding box class (Not axis aligned).
*
* Copyright (c) 2001-2007, Linden Research, Inc.
*
* The source code in this file ("Source Code") is provided by Linden Lab
* to you under the terms of the GNU General Public License, version 2.0
* ("GPL"), unless you have obtained a separate licensing agreement
* ("Other License"), formally executed by you and Linden Lab. Terms of
* the GPL can be found in doc/GPL-license.txt in this distribution, or
* online at http://secondlife.com/developers/opensource/gplv2
*
* There are special exceptions to the terms and conditions of the GPL as
* it is applied to this Source Code. View the full text of the exception
* in the file doc/FLOSS-exception.txt in this software distribution, or
* online at http://secondlife.com/developers/opensource/flossexception
*
* By copying, modifying or distributing this software, you acknowledge
* that you have read and understood your obligations described above,
* and agree to abide by those obligations.
*
* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
* COMPLETENESS OR PERFORMANCE.
*/
#include "linden_common.h"
#include "llbboxlocal.h"
#include "m4math.h"
void LLBBoxLocal::addPoint(const LLVector3& p)
{
mMin.mV[VX] = llmin( p.mV[VX], mMin.mV[VX] );
mMin.mV[VY] = llmin( p.mV[VY], mMin.mV[VY] );
mMin.mV[VZ] = llmin( p.mV[VZ], mMin.mV[VZ] );
mMax.mV[VX] = llmax( p.mV[VX], mMax.mV[VX] );
mMax.mV[VY] = llmax( p.mV[VY], mMax.mV[VY] );
mMax.mV[VZ] = llmax( p.mV[VZ], mMax.mV[VZ] );
}
void LLBBoxLocal::expand( F32 delta )
{
mMin.mV[VX] -= delta;
mMin.mV[VY] -= delta;
mMin.mV[VZ] -= delta;
mMax.mV[VX] += delta;
mMax.mV[VY] += delta;
mMax.mV[VZ] += delta;
}
LLBBoxLocal operator*(const LLBBoxLocal &a, const LLMatrix4 &b)
{
return LLBBoxLocal( a.mMin * b, a.mMax * b );
}
|
