6 #include <grass/raster.h>
7 #include <grass/calc.h>
18 #define DEGREES_TO_RADIANS (M_PI / 180.0)
20 int f_tan(
int argc,
const int *argt,
void **args)
23 DCELL *arg1 = args[1];
31 if (argt[0] != DCELL_TYPE)
34 if (argt[1] != DCELL_TYPE)
38 if (IS_NULL_D(&arg1[i]))
volatile int floating_point_exception
int f_tan(int argc, const int *argt, void **args)
#define DEGREES_TO_RADIANS