GRASS GIS 8 Programmer's Manual  8.4.0dev(2024)-55b2a2bccc
viz.h File Reference
#include <stdio.h>
#include <math.h>
#include <sys/types.h>
Include dependency graph for viz.h:
This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures

struct  cmndln_info
 
struct  file_info
 
struct  poly_info
 
struct  cube_info
 
struct  Cube_data
 
struct  CELL_ENTRY
 

Macros

#define GRID_ID   "grid003.02"
 
#define DSPF_ID   "dspf003.02"
 
#define LINTERP(A, B, C)   ((C - A) / (B - A)) * 255
 
#define VOID_TYPE   char
 
#define FLINTERP(A, B, C, D, E)   (((C - A) * (E - D)) / (B - A)) + D
 
#define NV(A, B, C)   ((A * A) + (B * B) + (C * C))
 
#define MAXLITS   3
 
#define MAXTHRESH   127
 
#define MAXPOLY   10
 

Functions

int write_cube (Cube_data *, int, file_info *)
 
int write_cube_buffer (unsigned char *, int, int, file_info *)
 
int read_cube (Cube_data *, file_info *)
 
int my_fread (char *, int, int, FILE *)
 
int reset_reads (file_info *)
 
int new_dspf (file_info *)
 
int dfwrite_header (file_info *)
 
int dfread_header (file_info *)
 
int dfread_header_old (file_info *, FILE *)
 
int print_head_info (file_info *)
 
int struct_copy (char *, char *, int)
 

Variables

CELL_ENTRY cell_table []
 

Macro Definition Documentation

◆ DSPF_ID

#define DSPF_ID   "dspf003.02"

Definition at line 6 of file viz.h.

◆ FLINTERP

#define FLINTERP (   A,
  B,
  C,
  D,
 
)    (((C - A) * (E - D)) / (B - A)) + D

Definition at line 11 of file viz.h.

◆ GRID_ID

#define GRID_ID   "grid003.02"

Definition at line 5 of file viz.h.

◆ LINTERP

#define LINTERP (   A,
  B,
 
)    ((C - A) / (B - A)) * 255

Definition at line 8 of file viz.h.

◆ MAXLITS

#define MAXLITS   3

Definition at line 16 of file viz.h.

◆ MAXPOLY

#define MAXPOLY   10

Definition at line 19 of file viz.h.

◆ MAXTHRESH

#define MAXTHRESH   127

Definition at line 18 of file viz.h.

◆ NV

#define NV (   A,
  B,
 
)    ((A * A) + (B * B) + (C * C))

Definition at line 15 of file viz.h.

◆ VOID_TYPE

#define VOID_TYPE   char

Definition at line 9 of file viz.h.

Function Documentation

◆ dfread_header()

◆ dfread_header_old()

int dfread_header_old ( file_info headp,
FILE *  fp 
)

Definition at line 139 of file dspf_header.c.

Referenced by dfread_header().

◆ dfwrite_header()

◆ my_fread()

int my_fread ( char *  buf,
int  size,
int  cnt,
FILE *  fp 
)

Definition at line 272 of file cube_io.c.

◆ new_dspf()

int new_dspf ( file_info hfax)

Definition at line 300 of file cube_io.c.

References file_info::Dataoff, file_info::dspfinfp, and G_fseek().

◆ print_head_info()

◆ read_cube()

int read_cube ( Cube_data Cube,
file_info headfax 
)

Definition at line 137 of file cube_io.c.

◆ reset_reads()

int reset_reads ( file_info headfax)

Definition at line 290 of file cube_io.c.

◆ struct_copy()

int struct_copy ( char *  To,
char *  From,
int  size 
)

Definition at line 1 of file struct_copy.c.

◆ write_cube()

int write_cube ( Cube_data Cube,
int  cur_x,
file_info headfax 
)

Definition at line 26 of file cube_io.c.

References Cube_data::n_thresh.

◆ write_cube_buffer()

int write_cube_buffer ( unsigned char *  Buffer,
int  size,
int  cur_x,
file_info headfax 
)

Definition at line 96 of file cube_io.c.

Variable Documentation

◆ cell_table

CELL_ENTRY cell_table[]
extern

Definition at line 3 of file cell_table.c.