Difference between revisions of "Source:NetHack 3.4.3/include/load img.h"
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Below is the full text to include/load_img.h from NetHack 3.4.3. To link to a particular line, write [[load_img.h#line123|<nowiki>[[load_img.h#line123]]</nowiki>]], for example. | Below is the full text to include/load_img.h from NetHack 3.4.3. To link to a particular line, write [[load_img.h#line123|<nowiki>[[load_img.h#line123]]</nowiki>]], for example. |
Latest revision as of 19:18, 31 January 2011
Below is the full text to include/load_img.h from NetHack 3.4.3. To link to a particular line, write [[load_img.h#line123]], for example.
/* ------------------------------------------- */
#define XIMG 0x58494D47
/* Header of GEM Image Files */
typedef struct IMG_HEADER{
short version; /* Img file format version (1) */
short length; /* Header length in words (8) */
short planes; /* Number of bit-planes (1) */
short pat_len; /* length of Patterns (2) */
short pix_w; /* Pixel width in 1/1000 mmm (372) */
short pix_h; /* Pixel height in 1/1000 mmm (372) */
short img_w; /* Pixels per line (=(x+7)/8 Bytes) */
short img_h; /* Total number of lines */
long magic; /* Contains "XIMG" if standard color */
short paltype; /* palette type (0=RGB (short each)) */
short *palette; /* palette etc. */
char *addr; /* Address for the depacked bit-planes */
} IMG_header;
/* ------------------------------------------- */
/* error codes */
#define ERR_HEADER 1
#define ERR_ALLOC 2
#define ERR_FILE 3
#define ERR_DEPACK 4
#define ERR_COLOR 5
/* saves the current colorpalette with col colors in palette */
void get_colors(int handle, short *palette, int col);
/* sets col colors from palette */
void img_set_colors(int handle,short *palette, int col);
/* converts MFDB of size from standard to deviceformat (0 if succeded, else error). */
int convert(MFDB *, long );
/* transforms image in VDI-Device format */
int transform_img(MFDB *);
/* Loads & depacks IMG (0 if succeded, else error). */
/* Bitplanes are one after another in address IMG_HEADER.addr. */
int depack_img(char *, IMG_header *);
/* Halves IMG in Device-format, dest memory has to be allocated*/
int half_img(MFDB *,MFDB *);