/*-----------------------------------------------------
Parameters:
Returns value:
Description
------------------------------------------------------*/
int
ErrorInit(char *fname,
int (*vfprint)(FILE *fp, const char *fmt, va_list args),
int (*vprint)(const char *fmt, va_list args))
{
FSinit() ;
error_exit = (void *)exit;
i_seterror(rgb_error) ;
if (fname)
strcpy(error_fname, fname) ;
if (vfprint)
error_vfprintf = vfprint ;
if (vprint)
error_vprintf = vprint ;
unlink(error_fname) ; /* start with a fresh log file */
errno = 0 ;
/* probably should be some info into log file like date/user etc... */
return(NO_ERROR) ;
}
SbBool ReadSGIImage(const SoInput& in, int &w, int &h, int &nc,
unsigned char *&bytes) {
i_seterror(errfunc);
IMAGE *image_in;
int i, j, row;
if ( (image_in = fiopen(fileno(in.getCurFile()), "r")) == NULL)
return FALSE;
w = image_in->xsize;
h = image_in->ysize;
nc = image_in->zsize;
bytes = new unsigned char[w*h*nc];
short *rbuf = new short[w];
int readOK = TRUE;
for (row = 0; row < h; row++) {
for (i = 0; i < nc; i++) {
if (getrow(image_in, rbuf, row, i) < 0) {
row = h; // Don't read any more rows
readOK = FALSE;
break;
}
for (j = 0; j < w; j++) {
bytes[row*w*nc + j*nc + i] =
(unsigned char) rbuf[j];
}
}
}
delete [] rbuf;
iclose(image_in);
return TRUE;
}
