Subversion Repositories gelsvn

Rev

Rev 12 | Rev 304 | Go to most recent revision | Only display areas with differences | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 12 Rev 144
1 
#include "Mat4x4f.h"
 1 
#include "Mat4x4f.h"
2 
 
 2 
 
3 
namespace CGLA
3 
namespace CGLA
4 
{
 4 
{
5 
 
 5 
 
6 
	Mat4x4f rotation_Mat4x4f(Axis axis, float angle)
 6 
	Mat4x4f rotation_Mat4x4f(Axis axis, float angle)
7 
	{
 7 
	{
8 
		Mat4x4f m(0.0f);
 8 
		Mat4x4f m(0.0f);
9 
 
 9 
 
10 
		switch(axis)
 10 
		switch(axis)
11 
			{
 11 
			{
12 
			case XAXIS:
 12 
			case XAXIS:
13 
				m[0][0] = 1.0;
 13 
				m[0][0] = 1.0;
14 
				m[1][1] = cos(angle);
 14 
				m[1][1] = cos(angle);
15 
				m[1][2] = sin(angle);
 15 
				m[1][2] = sin(angle);
16 
				m[2][1] = -sin(angle);
 16 
				m[2][1] = -sin(angle);
17 
				m[2][2] = cos(angle);
 17 
				m[2][2] = cos(angle);
18 
				m[3][3] = 1.0;
 18 
				m[3][3] = 1.0;
19 
				break;
 19 
				break;
20 
			case YAXIS:
 20 
			case YAXIS:
21 
				m[0][0] = cos(angle);
 21 
				m[0][0] = cos(angle);
22 
				m[0][2] = -sin(angle);
 22 
				m[0][2] = -sin(angle);
23 
				m[2][0] = sin(angle);
 23 
				m[2][0] = sin(angle);
24 
				m[2][2] = cos(angle);
 24 
				m[2][2] = cos(angle);
25 
				m[1][1] = 1.0;
 25 
				m[1][1] = 1.0;
26 
				m[3][3] = 1.0;
 26 
				m[3][3] = 1.0;
27 
				break;
 27 
				break;
28 
			case ZAXIS:
 28 
			case ZAXIS:
29 
				m[0][0] = cos(angle);
 29 
				m[0][0] = cos(angle);
30 
				m[0][1] = sin(angle);
 30 
				m[0][1] = sin(angle);
31 
				m[1][0] = -sin(angle);
 31 
				m[1][0] = -sin(angle);
32 
				m[1][1] = cos(angle);
 32 
				m[1][1] = cos(angle);
33 
				m[2][2] = 1.0;
 33 
				m[2][2] = 1.0;
34 
				m[3][3] = 1.0;
 34 
				m[3][3] = 1.0;
35 
				break;
 35 
				break;
36 
			}
 36 
			}
37 
 
 37 
		Vec3f x;
- 
 
 38 
		x.all_l(x);
38 
		return m;
 39 
		return m;
39 
	}
 40 
	}
40 
 
 41 
 
41 
	Mat4x4f translation_Mat4x4f(const Vec3f& v)
 42 
	Mat4x4f translation_Mat4x4f(const Vec3f& v)
42 
	{
 43 
	{
43 
		Mat4x4f m(0.0f);
 44 
		Mat4x4f m(0.0f);
44 
 
 45 
 
45 
		m[0][0] = 1.0;
 46 
		m[0][0] = 1.0;
46 
		m[1][1] = 1.0;
 47 
		m[1][1] = 1.0;
47 
		m[2][2] = 1.0;
 48 
		m[2][2] = 1.0;
48 
		m[3][3] = 1.0;
 49 
		m[3][3] = 1.0;
49
50
50 
		m[0][3] = v[0];
 51 
		m[0][3] = v[0];
51 
		m[1][3] = v[1];
 52 
		m[1][3] = v[1];
52 
		m[2][3] = v[2];
 53 
		m[2][3] = v[2];
53
54
54 
		return m;
 55 
		return m;
55 
	}
 56 
	}
56 
 
 57 
 
57 
	Mat4x4f scaling_Mat4x4f(const Vec3f& v)
 58 
	Mat4x4f scaling_Mat4x4f(const Vec3f& v)
58 
	{
 59 
	{
59 
		Mat4x4f m(0.0f);
 60 
		Mat4x4f m(0.0f);
60 
 
 61 
 
61 
		m[0][0] = v[0];
 62 
		m[0][0] = v[0];
62 
		m[1][1] = v[1];
 63 
		m[1][1] = v[1];
63 
		m[2][2] = v[2];
 64 
		m[2][2] = v[2];
64 
		m[3][3] = 1.0;
 65 
		m[3][3] = 1.0;
65
66
66 
		return m;
 67 
		return m;
67 
	}
 68 
	}
68 
}
 69 
}
69 
 
 70