2 #include <grass/raster.h>
3 #include <grass/calc.h>
9 int f_shiftl(
int argc,
const int *argt,
void **args)
21 if (argt[1] != CELL_TYPE || argt[2] != CELL_TYPE)
24 if (argt[0] != CELL_TYPE)
28 if (IS_NULL_C(&arg1[i]) || IS_NULL_C(&arg2[i]))
31 res[i] = arg1[i] << arg2[i];
int f_shiftl(int argc, const int *argt, void **args)