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modified VALUE_TO_CVSCALAR to reduce redundant rb_intern calls

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This commit is contained in:
ser1zw 2011-07-09 11:35:30 +09:00
parent 87b6f885b1
commit 95777e75c1
1 changed files with 6 additions and 5 deletions
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11
ext/opencv/cvscalar.h
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@ -50,13 +50,14 @@ CVSCALAR(VALUE object)
inline CvScalar
VALUE_TO_CVSCALAR(VALUE object)
{
ID aref_id;
if (FIXNUM_P(object))
return cvScalarAll(FIX2INT(object));
else if (rb_respond_to(object, rb_intern("[]")))
return cvScalar(NUM2DBL(rb_funcall(object, rb_intern("[]"), 1, INT2FIX(0))),
NUM2DBL(rb_funcall(object, rb_intern("[]"), 1, INT2FIX(1))),
NUM2DBL(rb_funcall(object, rb_intern("[]"), 1, INT2FIX(2))),
NUM2DBL(rb_funcall(object, rb_intern("[]"), 1, INT2FIX(3))));
else if (rb_respond_to(object, (aref_id = rb_intern("[]"))))
return cvScalar(NUM2DBL(rb_funcall(object, aref_id, 1, INT2FIX(0))),
NUM2DBL(rb_funcall(object, aref_id, 1, INT2FIX(1))),
NUM2DBL(rb_funcall(object, aref_id, 1, INT2FIX(2))),
NUM2DBL(rb_funcall(object, aref_id, 1, INT2FIX(3))));
else
raise_compatible_typeerror(object, cCvScalar::rb_class());
}