Subversion Repositories gelsvn

Rev

Rev 461 | Only display areas with differences | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 461 Rev 595
- 
 
 1 
/* ----------------------------------------------------------------------- *
- 
 
 2 
 * This file is part of GEL, http://www.imm.dtu.dk/GEL
- 
 
 3 
 * Copyright (C) the authors and DTU Informatics
- 
 
 4 
 * For license and list of authors, see ../../doc/intro.pdf
- 
 
 5 
 * ----------------------------------------------------------------------- */
- 
 
 6 
 
- 
 
 7 
/** @file ArithVec3Int.h
- 
 
 8 
  * Abstract 3D integer vector class.
- 
 
 9 
  */
- 
 
 10 
 
1 
#ifndef __CGLA__ARITHVEC3INT_H__
 11 
#ifndef __CGLA__ARITHVEC3INT_H__
2 
#define __CGLA__ARITHVEC3INT_H__
 12 
#define __CGLA__ARITHVEC3INT_H__
3 
 
 13 
 
4 
#include "ArithVecInt.h"
 14 
#include "ArithVecInt.h"
5 
 
 15 
 
6 
namespace CGLA {
 16 
namespace CGLA {
7 
 
 17 
 
8 
	template<class T, class V>
 18 
	template<class T, class V>
9 
	class ArithVec3Int: public ArithVecInt<T,V,3>
 19 
	class ArithVec3Int: public ArithVecInt<T,V,3>
10 
	{
 20 
	{
11 
	public:
 21 
	public:
12 
 
 22 
 
13 
		/// Construct a 3D int vector.
 23 
		/// Construct a 3D int vector.
14 
		ArithVec3Int(T a, T b, T c): ArithVecInt<T,V,3>(a,b,c) {}
 24 
		ArithVec3Int(T a, T b, T c): ArithVecInt<T,V,3>(a,b,c) {}
15 
 
 25 
 
16 
		/// Construct a 3D int vector.
 26 
		/// Construct a 3D int vector.
17 
		ArithVec3Int() {}
 27 
		ArithVec3Int() {}
18
28
19 
	};
 29 
	};
20 
 
 30 
 
21 
	/// Returns cross product of arguments
 31 
	/// Returns cross product of arguments
22 
	template<class T, class V>
 32 
	template<class T, class V>
23 
	inline V cross( const ArithVec3Int<T,V>& x,
33 
	inline V cross( const ArithVec3Int<T,V>& x,
24 
									const ArithVec3Int<T,V>& y )
34 
									const ArithVec3Int<T,V>& y )
25 
	{
 35 
	{
26 
		return V( x[1] * y[2] - x[2] * y[1],
36 
		return V( x[1] * y[2] - x[2] * y[1],
27 
							x[2] * y[0] - x[0] * y[2],
37 
							x[2] * y[0] - x[0] * y[2],
28 
							x[0] * y[1] - x[1] * y[0] );
 38 
							x[0] * y[1] - x[1] * y[0] );
29 
	}
 39 
	}
30 
 
 40 
 
31 
}
 41 
}
32 
 
 42 
 
33 
#endif
 43 
#endif
34 
 
 44 
 
35 
 
 45