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HxReflect.h File Reference

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#include "HxImageRep.h"

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Functions

HxImageRep L_HXIMAGEREP HxReflect (HxImageRep img, int doX, int doY, int doZ=1)
 Reflection. More...

Detailed Description

Function Documentation

HxImageRep L_HXIMAGEREP HxReflect (  HxImageRep    img,
int    doX,
int    doY,
int    doZ = 1
) 
 

Reflection. 

00014 {
00015     if (img.dimensionality() == 2) {
00016         HxMatrix m = 
00017             HxMatrix::translate2d(img.dimensionSize(1)/2 - 0.5, 
00018                                   img.dimensionSize(2)/2 - 0.5) * 
00019             HxMatrix::reflect2d(doX, doY) * 
00020             HxMatrix::translate2d(-img.dimensionSize(1)/2 + 0.5,
00021                                   -img.dimensionSize(2)/2 + 0.5);
00022         return img.geometricOp2d(m, NEAREST, FORWARD, 0, HxValue(0));
00023     } else {
00024         HxEnvironment::instance()->errorStream()
00025             << "3d reflection not implemented yet" << STD_ENDL;
00026         HxEnvironment::instance()->flush();
00027         return HxImageRep();
00028     }
00029 }

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