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
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
|
/********************************************************************************
* *
* H o m o g e n e o u s D o u b l e - M a t r i x O p e r a t i o n s *
* *
*********************************************************************************
* Copyright (C) 1994,2002 by Jeroen van der Zijp. All Rights Reserved. *
*********************************************************************************
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public *
* License as published by the Free Software Foundation; either *
* version 2.1 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free Software *
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. *
*********************************************************************************
* $Id: FXDHMat.h,v 1.9 2002/01/18 22:42:51 jeroen Exp $ *
********************************************************************************/
#ifndef FXDHMAT_H
#define FXDHMAT_H
/// Homogeneous matrix (double-precision version)
class FXAPI FXDHMat {
protected:
FXDHVec m[4];
public:
/// Constructors
FXDHMat(){}
FXDHMat(const FXDHMat& other);
FXDHMat(FXdouble w);
FXDHMat(FXdouble a00,FXdouble a01,FXdouble a02,FXdouble a03,
FXdouble a10,FXdouble a11,FXdouble a12,FXdouble a13,
FXdouble a20,FXdouble a21,FXdouble a22,FXdouble a23,
FXdouble a30,FXdouble a31,FXdouble a32,FXdouble a33);
FXDHMat(const FXDHVec& a,const FXDHVec& b,const FXDHVec& c,const FXDHVec& d);
/// Assignment operators
FXDHMat& operator=(const FXDHMat& other);
FXDHMat& operator=(FXdouble w);
FXDHMat& operator+=(const FXDHMat& w);
FXDHMat& operator-=(const FXDHMat& w);
FXDHMat& operator*=(FXdouble w);
FXDHMat& operator*=(const FXDHMat& w);
FXDHMat& operator/=(FXdouble w);
/// Return a non-const reference to the ith row
FXDHVec& operator[](FXint i){return m[i];}
/// Return a const reference to the ith row
const FXDHVec& operator[](FXint i) const {return m[i];}
/// Conversion
operator FXdouble*(){return m[0];}
operator const FXdouble*() const {return m[0];}
/// Other operators
friend FXAPI FXDHMat operator+(const FXDHMat& a,const FXDHMat& b);
friend FXAPI FXDHMat operator-(const FXDHMat& a,const FXDHMat& b);
friend FXAPI FXDHMat operator-(const FXDHMat& a);
friend FXAPI FXDHMat operator*(const FXDHMat& a,const FXDHMat& b);
friend FXAPI FXDHMat operator*(FXdouble x,const FXDHMat& a);
friend FXAPI FXDHMat operator*(const FXDHMat& a,FXdouble x);
friend FXAPI FXDHMat operator/(const FXDHMat& a,FXdouble x);
friend FXAPI FXDHMat operator/(FXdouble x,const FXDHMat& a);
/// Multiply matrix and vector
friend FXAPI FXDHVec operator*(const FXDHVec& v,const FXDHMat& m);
friend FXAPI FXDHVec operator*(const FXDHMat& a,const FXDHVec& v);
/// Mutiply matrix and vector, for projective matrix
friend FXAPI FXDVec operator*(const FXDVec& v,const FXDHMat& m);
friend FXAPI FXDVec operator*(const FXDHMat& a,const FXDVec& v);
/// Set to identity matrix
FXDHMat& eye();
/// Orthographic projection
FXDHMat& ortho(FXdouble left,FXdouble right,FXdouble bottom,FXdouble top,FXdouble hither,FXdouble yon);
/// Perspective projection
FXDHMat& frustum(FXdouble left,FXdouble right,FXdouble bottom,FXdouble top,FXdouble hither,FXdouble yon);
/// Multiply by left-hand matrix
FXDHMat& left();
/// Multiply by rotation about unit-quaternion
FXDHMat& rot(const FXDQuat& q);
/// Multiply by rotation c,s about axis
FXDHMat& rot(const FXDVec& v,FXdouble c,FXdouble s);
/// Multiply by rotation of phi about axis
FXDHMat& rot(const FXDVec& v,FXdouble phi);
/// Multiply by x-rotation
FXDHMat& xrot(FXdouble c,FXdouble s);
FXDHMat& xrot(FXdouble phi);
/// Multiply by y-rotation
FXDHMat& yrot(FXdouble c,FXdouble s);
FXDHMat& yrot(FXdouble phi);
/// Multiply by z-rotation
FXDHMat& zrot(FXdouble c,FXdouble s);
FXDHMat& zrot(FXdouble phi);
/// Look at
FXDHMat& look(const FXDVec& eye,const FXDVec& cntr,const FXDVec& vup);
/// Multiply by translation
FXDHMat& trans(FXdouble tx,FXdouble ty,FXdouble tz);
FXDHMat& trans(const FXDVec& v);
/// Multiply by scaling
FXDHMat& scale(FXdouble sx,FXdouble sy,FXdouble sz);
FXDHMat& scale(FXdouble s);
FXDHMat& scale(const FXDVec& v);
/// Determinant
friend FXAPI FXdouble det(const FXDHMat& m);
/// Transpose
friend FXAPI FXDHMat transpose(const FXDHMat& m);
/// Invert
friend FXAPI FXDHMat invert(const FXDHMat& m);
/// Save to a stream
friend FXAPI FXStream& operator<<(FXStream& store,const FXDHMat& m);
/// Load from a stream
friend FXAPI FXStream& operator>>(FXStream& store,FXDHMat& m);
};
#endif
|
