calc.h File Reference

#include <grass/gis.h>
#include <grass/raster.h>
#include <grass/defs/calc.h>

Include dependency graph for calc.h:

Go to the source code of this file.

Data Structures
struct	func_desc

Macros
#define	IS_NULL_C(x)   (Rast_is_c_null_value((x)))
#define	IS_NULL_F(x)   (Rast_is_f_null_value((x)))
#define	IS_NULL_D(x)   (Rast_is_d_null_value((x)))
#define	SET_NULL_C(x)   (Rast_set_c_null_value((x), 1))
#define	SET_NULL_F(x)   (Rast_set_f_null_value((x), 1))
#define	SET_NULL_D(x)   (Rast_set_d_null_value((x), 1))
#define	GRASS_CALC_EXPORT

Typedefs
typedef int	func_t(int argc, const int *argt, void **args)
typedef int	args_t(int argc, int *argt)
typedef struct func_desc	func_desc

Enumerations
enum	{   E_ARG_LO = 1 , E_ARG_HI = 2 , E_ARG_TYPE = 3 , E_RES_TYPE = 4 ,   E_INV_TYPE = 5 , E_ARG_NUM = 6 , E_WTF = 99 }

Variables
volatile int	floating_point_exception
volatile int	floating_point_exception_occurred
int	columns
func_desc	calc_func_descs []

Macro Definition Documentation

GRASS_CALC_EXPORT

#define GRASS_CALC_EXPORT

Definition at line 37 of file calc.h.

IS_NULL_C

#define IS_NULL_C

(

x

)

(Rast_is_c_null_value((x)))

Definition at line 26 of file calc.h.

IS_NULL_D

#define IS_NULL_D

(

x

)

(Rast_is_d_null_value((x)))

Definition at line 28 of file calc.h.

IS_NULL_F

#define IS_NULL_F

(

x

)

(Rast_is_f_null_value((x)))

Definition at line 27 of file calc.h.

SET_NULL_C

#define SET_NULL_C

(

x

)

(Rast_set_c_null_value((x), 1))

Definition at line 30 of file calc.h.

SET_NULL_D

#define SET_NULL_D

(

x

)

(Rast_set_d_null_value((x), 1))

Definition at line 32 of file calc.h.

SET_NULL_F

#define SET_NULL_F

(

x

)

(Rast_set_f_null_value((x), 1))

Definition at line 31 of file calc.h.

Typedef Documentation

args_t

typedef int args_t(int argc, int *argt)

Definition at line 8 of file calc.h.

func_desc

typedef struct func_desc func_desc

func_t

typedef int func_t(int argc, const int *argt, void **args)

Definition at line 7 of file calc.h.

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
E_ARG_LO
E_ARG_HI
E_ARG_TYPE
E_RES_TYPE
E_INV_TYPE
E_ARG_NUM
E_WTF

Definition at line 10 of file calc.h.

Variable Documentation

calc_func_descs

func_desc calc_func_descs[]

extern

Definition at line 3 of file function.c.

columns

int columns

extern

Definition at line 11 of file calc.c.

Referenced by calc_init(), db_get_table_column_by_name(), f_abs(), f_acos(), f_add(), f_and(), f_and2(), f_asin(), f_atan(), f_bitand(), f_bitnot(), f_bitor(), f_bitxor(), f_ceil(), f_cos(), f_div(), f_double(), f_eq(), f_eval(), f_exp(), f_float(), f_floor(), f_ge(), f_graph(), f_graph2(), f_gt(), f_int(), f_isnull(), f_le(), f_log(), f_lt(), f_max(), f_median(), f_min(), f_mod(), f_mode(), f_mul(), f_ne(), f_neg(), f_nmax(), f_nmedian(), f_nmin(), f_nmode(), f_not(), f_null(), f_or(), f_or2(), f_pow(), f_rand(), f_round(), f_shiftl(), f_shiftr(), f_shiftru(), f_sin(), f_sqrt(), f_sub(), f_tan(), and Vect_write_ascii().

floating_point_exception

volatile int floating_point_exception

extern

Definition at line 8 of file calc.c.

Referenced by f_acos(), f_asin(), f_atan(), f_cos(), f_div(), f_exp(), f_log(), f_mod(), f_pow(), f_sin(), f_sqrt(), and f_tan().

floating_point_exception_occurred

volatile int floating_point_exception_occurred

extern

Definition at line 9 of file calc.c.

Referenced by pre_exec().