/usr/include/fox-1.6/FXMat3f.h is in libfox-1.6-dev 1.6.49-2ubuntu1.
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* *
* S i n g l e - P r e c i s i o n 3 x 3 M a t r i x *
* *
*********************************************************************************
* Copyright (C) 2003,2006 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: FXMat3f.h,v 1.13 2006/01/22 17:58:05 fox Exp $ *
********************************************************************************/
#ifndef FXMAT3F_H
#define FXMAT3F_H
namespace FX {
class FXQuatf;
/// Single-precision 3x3 matrix
class FXAPI FXMat3f {
protected:
FXVec3f m[3];
public:
/// Default constructor
FXMat3f(){}
/// Initialize matrix from another matrix
FXMat3f(const FXMat3f& other);
/// Initialize matrix from scalar
FXMat3f(FXfloat w);
/// Initialize matrix from components
FXMat3f(FXfloat a00,FXfloat a01,FXfloat a02,
FXfloat a10,FXfloat a11,FXfloat a12,
FXfloat a20,FXfloat a21,FXfloat a22);
/// Initialize matrix from three vectors
FXMat3f(const FXVec3f& a,const FXVec3f& b,const FXVec3f& c);
/// Initialize matrix from quaternion
FXMat3f(const FXQuatf& quat);
/// Assignment
FXMat3f& operator=(const FXMat3f& other);
FXMat3f& operator=(FXfloat w);
/// Set value from another matrix
FXMat3f& set(const FXMat3f& other);
/// Set value from scalar
FXMat3f& set(FXfloat w);
/// Set value from components
FXMat3f& set(FXfloat a00,FXfloat a01,FXfloat a02,
FXfloat a10,FXfloat a11,FXfloat a12,
FXfloat a20,FXfloat a21,FXfloat a22);
/// Set value from three vectors
FXMat3f& set(const FXVec3f& a,const FXVec3f& b,const FXVec3f& c);
/// Set value from quaternion
FXMat3f& set(const FXQuatf& quat);
/// Assignment operators
FXMat3f& operator+=(const FXMat3f& w);
FXMat3f& operator-=(const FXMat3f& w);
FXMat3f& operator*=(FXfloat w);
FXMat3f& operator*=(const FXMat3f& w);
FXMat3f& operator/=(FXfloat w);
/// Indexing
FXVec3f& operator[](FXint i){return m[i];}
const FXVec3f& operator[](FXint i) const {return m[i];}
/// Conversion
operator FXfloat*(){return m[0];}
operator const FXfloat*() const {return m[0];}
/// Unary minus
FXMat3f operator-() const;
/// Matrix and matrix
FXMat3f operator+(const FXMat3f& w) const;
FXMat3f operator-(const FXMat3f& w) const;
FXMat3f operator*(const FXMat3f& w) const;
/// Multiply matrix and vector
FXVec3f operator*(const FXVec3f& v) const;
FXVec2f operator*(const FXVec2f& v) const;
/// Matrix and scalar
friend FXAPI FXMat3f operator*(FXfloat x,const FXMat3f& a);
friend FXAPI FXMat3f operator*(const FXMat3f& a,FXfloat x);
friend FXAPI FXMat3f operator/(const FXMat3f& a,FXfloat x);
friend FXAPI FXMat3f operator/(FXfloat x,const FXMat3f& a);
/// Set identity matrix
FXMat3f& eye();
/// Multiply by rotation of phi
FXMat3f& rot(FXfloat c,FXfloat s);
FXMat3f& rot(FXfloat phi);
/// Multiply by translation
FXMat3f& trans(FXfloat tx,FXfloat ty);
/// Multiply by scaling
FXMat3f& scale(FXfloat sx,FXfloat sy);
FXMat3f& scale(FXfloat s);
/// Determinant
FXfloat det() const;
/// Transpose
FXMat3f transpose() const;
/// Invert
FXMat3f invert() const;
/// Save to a stream
friend FXAPI FXStream& operator<<(FXStream& store,const FXMat3f& m);
/// Load from a stream
friend FXAPI FXStream& operator>>(FXStream& store,FXMat3f& m);
};
extern FXAPI FXMat3f operator*(FXfloat x,const FXMat3f& a);
extern FXAPI FXMat3f operator*(const FXMat3f& a,FXfloat x);
extern FXAPI FXMat3f operator/(const FXMat3f& a,FXfloat x);
extern FXAPI FXMat3f operator/(FXfloat x,const FXMat3f& a);
extern FXAPI FXStream& operator<<(FXStream& store,const FXMat3f& m);
extern FXAPI FXStream& operator>>(FXStream& store,FXMat3f& m);
}
#endif
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