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/* epsilon-equal.h: define an error resist compare. */
#ifndef EPSILON_EQUAL_H
#define EPSILON_EQUAL_H
#include "types.h"
/* Says whether V1 and V2 are within REAL_EPSILON of each other.
Fixed-point arithmetic would be better, to guarantee machine
independence, but it's so much more painful to work with. The value
here is smaller than can be represented in either a `fix_word' or a
`scaled_num', so more precision than this will be lost when we
output, anyway. */
extern gboolean epsilon_equal(gfloat v1, gfloat v2);
#define REAL_EPSILON 0.00001
#endif /* not EPSILON_EQUAL_H */
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