subsurface/core/subsurface-float.h
Berthold Stoeger aa4b48f440 core: move floating point functions to own header file
This were in subsurface-string.h for unknown reasons.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2022-08-30 22:34:38 +02:00

24 lines
388 B
C

// SPDX-License-Identifier: GPL-2.0
#ifndef SUBSURFACE_FLOAT_H
#define SUBSURFACE_FLOAT_H
#include <math.h>
#ifdef __cplusplus
extern "C" {
#endif
static inline bool nearly_equal(double a, double b)
{
return fabs(a - b) <= 1e-6 * fmax(fabs(a), fabs(b));
}
static inline bool nearly_0(double fp)
{
return fabs(fp) <= 1e-6;
}
#ifdef __cplusplus
}
#endif
#endif // SUBSURFACE_FLOAT_H