source: GTP/trunk/App/Demos/Vis/FriendlyCulling/VboFormatConverter/SimpleTri.h @ 3107

Revision 3107, 1.1 KB checked in by mattausch, 16 years ago (diff)

added converter for vbo format from ralf

Line 
1#ifndef __SIMPLETRI_H
2#define __SIMPLETRI_H
3
4#include <iostream>
5#include "SimpleVec.h"
6
7
8struct SimpleTri
9{
10        SimpleTri() {};
11        SimpleTri(const SimpleVec &a, const SimpleVec &b, const SimpleVec &c);
12
13        void Init(const SimpleVec &a, const SimpleVec &b, const SimpleVec &c);
14
15        SimpleVec GetNormal() const;
16
17        SimpleVec GetWorldCenter() const;
18
19        float GetSpatialAngle(const SimpleVec &point) const;
20
21        float GetArea() const;
22       
23         
24        friend std::ostream& operator<< (std::ostream &s, const SimpleTri &A);
25        friend std::istream& operator>> (std::istream &s, SimpleTri &A);
26
27
28        ///////////////////
29
30        /// the triangle vertices
31        SimpleVec mVertices[3];
32};
33
34
35// Overload << operator for C++-style output
36inline std::ostream&
37operator<< (std::ostream &s, const SimpleTri &A)
38{
39  return s << "(" << A.mVertices[0] << ", " << A.mVertices[1] << ", " << A.mVertices[2] << ")";
40}
41
42// Overload >> operator for C++-style input
43inline std::istream&
44operator>> (std::istream &s, SimpleTri &A)
45{
46  char a;
47  // read "(x, y, z)"
48  return s >> a >> A.mVertices[0] >> a >> A.mVertices[1] >> a >> A.mVertices[2] >> a;
49}
50
51
52#endif
53
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