#include "HxImageRep.h"
Go to the source code of this file.
Functions | |
| HxImageRep L_HXIMAGEREP | HxEqualVal (HxImageRep im, HxValue val) |
| Equal. More... | |
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Equal. The function performs equal (see Pixels) on all pixels in the input image via a binary pixel operation (see Images). Implementation specifics : The pixel functor : HxBpoEqual. The image functor instantiator : HxInstantiatorEqualV.
00013 {
00014 HxString fname("HxEqualVal");
00015
00016 if (im.isNull())
00017 {
00018 HxGlobalError::instance()->reportError(fname, im.name(), "null image", HxGlobalError::HX_GE_INVALID);
00019 return HxImageRep();
00020 }
00021
00022 int valdim;
00023 if ((val.tag() == HxValue::SI) || (val.tag() == HxValue::SD))
00024 {
00025 valdim = 1;
00026 }
00027 else if ((val.tag() == HxValue::V2I) || (val.tag() == HxValue::V2D))
00028 {
00029 valdim = 2;
00030 }
00031 else
00032 {
00033 valdim = 3;
00034 }
00035 if (im.signature().pixelDimensionality() != valdim)
00036 {
00037 HxGlobalError::instance()->reportError(fname, "pixel dimensionality differs from value dimensionality",
00038 HxGlobalError::HX_GE_UNEQUAL_DIMS);
00039 return HxImageRep();
00040 }
00041
00042 return im.binaryPixOp(val, "equal");
00043 }
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1.2.12 written by Dimitri van Heesch,
© 1997-2001