Subversion Repositories gelsvn

Rev

Rev 291 | Go to most recent revision | Details | Last modification | View Log | RSS feed

Rev Author Line No. Line
290 jrf 1 
#ifndef __AABOX__H
2 
#define __AABOX__H
3 
 
4 
#include <iostream>
5 
#include <vector>
6 
#include "Triangle.h"
7 
 
8 
const float DIST_THRESH = 5e-4;
9 
 
10 
 
11 
class AABox
12 
{
13 
	CGLA::Vec3f pmin, pmax, interior_point;
14 
public:
15 
 
16 
	AABox() {}
17 
 
18 
	AABox(const CGLA::Vec3f& _pmin, const CGLA::Vec3f& _pmax,
19 
				const CGLA::Vec3f& _interior_point):
20 
		pmin(_pmin), pmax(_pmax), interior_point(_interior_point)
21 
		{
22 
			for(int i=0;i<3;++i)
23 
				if((pmax[i]-pmin[i]) < DIST_THRESH)
24 
					{
25 
						pmax[i] += DIST_THRESH/2.0f;
26 
						pmin[i] -= DIST_THRESH/2.0f;
27 
					}
28 
			assert(pmin.all_le(interior_point));
29 
			assert(pmax.all_ge(interior_point));
30 
		}
31 
 
32 
 
33 
	const CGLA::Vec3f& get_pmin() const {return pmin;}
34 
 
35 
	const CGLA::Vec3f& get_pmax() const {return pmax;}
36 
 
37 
	bool intersect(const CGLA::Vec3f&, const CGLA::Vec3f&) const;
38 
 
39 
	void gl_draw() const;
40 
 
41 
	void minmax_sq_dist(const CGLA::Vec3f& p, float& dmin, float& dmax) const;
42 
 
43 
	static AABox box_triangle(const Triangle&);
44 
 
45 
	static AABox box_and_split(const std::vector<Triangle>& invec,
46 
														 std::vector<Triangle>& lvec,
47 
														 std::vector<Triangle>& rvec);
48 
 
49 
};
50 
 
51 
#endif