xmatrix.cpp File Reference

(r1785/r1282)

#include "camtypes.h"

Go to the source code of this file.

Defines

#define RESULT

#define TORADIANS(x) ((x)/180.0*PI)

Functions

DECLARE_SOURCE ("$Revision: 1282 $")

XMatrix operator * (const XMatrix &op1, const XMatrix &op2)

Matrix multiplication. Cannot be used in a nested form as the result is contained in a static local (e.g. a = (b*c)*(d*e) will fail).

Define Documentation

#define RESULT

Definition at line 113 of file xmatrix.cpp.

#define TORADIANS ( x ) ((x)/180.0*PI)

Definition at line 115 of file xmatrix.cpp.

Function Documentation

DECLARE_SOURCE ( "$Revision: 1282 $" )

XMatrix operator * ( const XMatrix & op1,

const XMatrix & op2

)

Matrix multiplication. Cannot be used in a nested form as the result is contained in a static local (e.g. a = (b*c)*(d*e) will fail).

Author:
Andy_Pennell (Xara Group Ltd) <camelotdev@xara.com>

Date:
30/5/93

Parameters:

Two matrices to be multiplied. [INPUTS]

None. [OUTPUTS] Friend: Matrix

Returns:
result of multiplication.
Errors: None.

Definition at line 454 of file xmatrix.cpp.
00455 { 00456 static XMatrix result; 00457 00458 result.a = ((op1.a * op2.a) + (op1.b * op2.c)); 00459 result.b = ((op1.a * op2.b) + (op1.b * op2.d)); 00460 result.c = ((op1.c * op2.a) + (op1.d * op2.c)); 00461 result.d = ((op1.c * op2.b) + (op1.d * op2.d)); 00462 00463 XMatrixCalc(op2.a, op1.e, op2.c, op1.f, RESULT result.e); 00464 result.e += op2.e; 00465 XMatrixCalc(op2.b, op1.e, op2.d, op1.f, RESULT result.f); 00466 result.f += op2.f; 00467 00468 return result; 00469 }

Generated on Sat Nov 10 03:49:24 2007 for Camelot by

1.4.4


Defines
#define	RESULT
#define	TORADIANS(x) ((x)/180.0*PI)
Functions
	DECLARE_SOURCE ("$Revision: 1282 $")
XMatrix	operator * (const XMatrix &op1, const XMatrix &op2)
	Matrix multiplication. Cannot be used in a nested form as the result is contained in a static local (e.g. a = (bc)(d*e) will fail).