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added error handling to Curve methods

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ser1zw 2011-07-21 23:14:12 +09:00
parent 354d47830a
commit a7e180a5db
1 changed files with 10 additions and 3 deletions
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13
ext/opencv/curve.cpp
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@ -95,9 +95,16 @@ rb_arc_length(int argc, VALUE *argv, VALUE self)
{ {
VALUE slice, is_closed; VALUE slice, is_closed;
rb_scan_args(argc, argv, "02", &slice, &is_closed); rb_scan_args(argc, argv, "02", &slice, &is_closed);
return rb_float_new(cvArcLength(CVARR(self), double length = 0;
NIL_P(slice) ? CV_WHOLE_SEQ : VALUE_TO_CVSLICE(slice), try {
TRUE_OR_FALSE(is_closed, -1))); length = cvArcLength(CVARR(self),
NIL_P(slice) ? CV_WHOLE_SEQ : VALUE_TO_CVSLICE(slice),
TRUE_OR_FALSE(is_closed, -1));
}
catch (cv::Exception& e) {
raise_cverror(e);
}
return rb_float_new(length);
} }
__NAMESPACE_END_CURVE __NAMESPACE_END_CURVE