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funcol.c
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/*
* Copyright (c) 1999-2003 Smithsonian Astrophysical Observatory
*/
#include <funtoolsP.h>
/*
*
* private routines
*
*/
/*
*
* _FunColCmp -- compare routine for qsort
*
*/
#ifdef ANSI_FUNC
static int
_FunColCmp(const void *s1, const void *s2)
#else
static int _FunColCmp(s1, s2)
const void *s1;
const void *s2;
#endif
{
FunCol *f1 = (FunCol *)s1;
FunCol *f2 = (FunCol *)s2;
/* user order flag */
if( (*f1)->order > (*f2)->order )
return -1;
if( (*f1)->order < (*f2)->order )
return 1;
else
return 0;
}
#ifdef ANSI_FUNC
static int
mparse (char *mode)
#else
static int mparse(mode)
char *mode;
#endif
{
int xmode = 0;
xmode |= ( strpbrk(mode, "a") != NULL ? COL_ACTIVE : 0 );
xmode |= ( strpbrk(mode, "i") != NULL ? COL_IBUF : 0 );
xmode |= ( strpbrk(mode, "p") != NULL ? COL_PTR : 0 );
xmode |= ( strpbrk(mode, "r") != NULL ? COL_READ : 0 );
xmode |= ( strpbrk(mode, "w") != NULL ? COL_WRITE : 0 );
return xmode;
}
#ifdef ANSI_FUNC
static void
_FunGetAlias(Fun fun, char *iname, char *oname)
#else
static void _FunGetAlias(fun, iname, oname)
Fun fun;
char *iname;
char *oname;
#endif
{
strcpy(oname, iname);
if( !strcasecmp(iname, "$x") ){
if( fun->bin[0] >= 0 ){
strcpy(oname, fun->header->table->col[fun->bin[0]].name);
}
}
else if( !strcasecmp(iname, "$y") ){
if( fun->bin[1] >= 0 ){
strcpy(oname, fun->header->table->col[fun->bin[1]].name);
}
}
}
/*
*
* _FunColumnAddRegion -- primitive to add region to a list of columns
*
*/
#ifdef ANSI_FUNC
static int
_FunColumnAddRegion(Fun fun, int dopad, char *mode, int *rgot, size_t *rsize)
#else
static int
_FunColumnAddRegion(fun, dopad, mode, rgot, rsize)
Fun fun;
int dopad;
char *mode;
int *rgot;
size_t *rsize;
#endif
{
int got=*rgot;
size_t tsize=*rsize;
size_t pad;
/* only add region if we do not have it already, but don't activate it */
if( !FunColumnLookup(fun, COL_REGION_NAME, 0,
NULL, NULL, NULL, NULL, NULL, NULL) ){
/* allocate a new column struct */
if( !(fun->cols[got] = (FunCol)xcalloc(1, sizeof(FunColRec))) ){
gerror(stderr, "can't allocate FunCol struct\n");
return 0;
}
/* fill in the blanks with the known info */
fun->cols[got]->tcol = COL_REGION_ID;
fun->cols[got]->name = xstrdup(COL_REGION_NAME);
fun->cols[got]->type = 'J';
fun->cols[got]->from = -1;
fun->cols[got]->mode = mparse(mode);
fun->cols[got]->mode &= ~COL_ACTIVE;
fun->cols[got]->n = 1;
fun->cols[got]->width = ft_sizeof(fun->cols[got]->type);
/* pad for alignment */
if( dopad ){
pad = (sizeof(int) - (tsize % sizeof(int)));
if( pad != sizeof(int) )
tsize += pad;
}
fun->cols[got]->offset = tsize;
tsize += sizeof(int);
got++;
/* reset return values */
*rgot = got;
*rsize = tsize;
/* return the news */
return got;
}
else
return 0;
}
/*
*
* _FunColumnAddNum -- primitive to add num to a list of columns
*
*/
#ifdef ANSI_FUNC
static int
_FunColumnAddNum(Fun fun, int dopad, char *mode, int *rgot, size_t *rsize)
#else
static int
_FunColumnAddNum(fun, dopad, mode, rgot, rsize)
Fun fun;
int dopad;
char *mode;
int *rgot;
size_t *rsize;
#endif
{
int got=*rgot;
size_t tsize=*rsize;
size_t pad;
/* only add num if we do not have it already, but don't activate it */
if( !FunColumnLookup(fun, COL_NUM_NAME, 0,
NULL, NULL, NULL, NULL, NULL, NULL) ){
/* allocate a new column struct */
if( !(fun->cols[got] = (FunCol)xcalloc(1, sizeof(FunColRec))) ){
gerror(stderr, "can't allocate FunCol struct\n");
return 0;
}
/* fill in the blanks with the known info */
fun->cols[got]->tcol = COL_NUM_ID;
fun->cols[got]->name = xstrdup(COL_NUM_NAME);
fun->cols[got]->type = 'J';
fun->cols[got]->from = -1;
fun->cols[got]->mode = mparse(mode);
fun->cols[got]->mode &= ~COL_ACTIVE;
fun->cols[got]->n = 1;
fun->cols[got]->width = ft_sizeof(fun->cols[got]->type);
/* pad for alignment */
if( dopad ){
pad = (sizeof(int) - (tsize % sizeof(int)));
if( pad != sizeof(int) )
tsize += pad;
}
fun->cols[got]->offset = tsize;
tsize += sizeof(int);
got++;
/* reset return values */
*rgot = got;
*rsize = tsize;
/* return the news */
return got;
}
else
return 0;
}
/*
*
* _FunColumnAddTable -- primitive to add entries from a binary table to list
*
*/
#ifdef ANSI_FUNC
static int
_FunColumnAddTable(Fun fun, FITSHead header, char *mode,
int dopad, int *got, size_t *size)
#else
static int
_FunColumnAddTable(fun, header, mode, dopad, got, size)
Fun fun;
FITSHead header;
char *mode;
int dopad;
int *got;
size_t *size;
#endif
{
int i;
int pad;
int fsize;
FITSCard card1, card2, card3;
for(i=0; (i<header->table->tfields) && (*got<FUN_MAXCOL) ; i++){
/* sanity check */
if( !ft_sizeof(header->table->col[i].type) ){
gwarning(stderr,
"skipping column %s with no width (FITS TFORM%d is probably unknown)\n",
header->table->col[i].name, i+1);
continue;
}
/* allocate a new column struct */
if( !(fun->cols[*got] = (FunCol)xcalloc(1, sizeof(FunColRec))) ){
gerror(stderr, "can't allocate FunCol struct\n");
return 0;
}
/* fill in the blanks with the info directly from the table */
fun->cols[*got]->tcol = i;
fun->cols[*got]->name = xstrdup(header->table->col[i].name);
fun->cols[*got]->from = -1;
fun->cols[*got]->mode = mparse(mode);
fun->cols[*got]->n = header->table->col[i].n;
fun->cols[*got]->tblank = header->table->col[i].dblank;
fun->cols[*got]->doblank = header->table->col[i].has_blank;
fun->cols[*got]->tlmin = ft_headgetr(header, "TLMIN", i+1, 0.0, &card1);
fun->cols[*got]->tlmax = ft_headgetr(header, "TLMAX", i+1, 0.0, &card2);
fun->cols[*got]->binsiz = ft_headgetr(header, "TDBIN", i+1, 0.0, &card3);
fun->cols[*got]->type = header->table->col[i].type;
if( header->table->col[i].scaled && (header->table->col[i].type != 'X')){
/* for input data, just set the scale values */
if( fun->cols[*got]->mode & COL_IBUF ){
fun->cols[*got]->tzero = header->table->col[i].zero;
fun->cols[*got]->tscale = header->table->col[i].scale;
fun->cols[*got]->scaled = FUN_SCALE_EXISTS;
}
/* otherwise, change type of column to double */
else{
switch(header->table->col[i].type){
case 'B':
fun->cols[*got]->type = 'I';
break;
case 'I':
case 'U':
fun->cols[*got]->type = 'J';
break;
default:
fun->cols[*got]->type = 'D';
break;
}
}
}
/* save wcs keywords */
fun->cols[*got]->tctyp = ft_headgets(header, "TCTYP",
i+1, NULL, &card1);
fun->cols[*got]->tcrvl = ft_headgets(header, "TCRVL",
i+1, NULL, &card1);
fun->cols[*got]->tcdlt = ft_headgets(header, "TCDLT",
i+1, NULL, &card1);
fun->cols[*got]->tcrpx = ft_headgets(header, "TCRPX",
i+1, NULL, &card1);
fun->cols[*got]->tcrot = ft_headgets(header, "TCROT",
i+1, NULL, &card1);
fun->cols[*got]->tunit = ft_headgets(header, "TUNIT",
i+1, NULL, &card1);
fun->cols[*got]->vla = xstrdup(header->table->col[i].vla);
/* now that we have the type, calculate offset, width, etc. */
fsize = ft_sizeof(fun->cols[*got]->type);
/* pad for alignment, if necessary */
if( dopad ){
pad = (fsize - (*size % fsize));
if( pad != fsize ) *size += pad;
}
fun->cols[*got]->offset = *size;
fun->cols[*got]->width = fsize * fun->cols[*got]->n;
/* size of bitfield adjusted specially */
if( fun->cols[*got]->type == 'X' )
fun->cols[*got]->width = (fun->cols[*got]->width + 7) / 8;
*size += fun->cols[*got]->width;
/* make column active */
fun->cols[*got]->mode |= COL_ACTIVE;
*got += 1;
}
/* add special columns, if necessary */
_FunColumnAddRegion(fun, dopad, "rw", got, size);
_FunColumnAddNum(fun, dopad, "rw", got, size);
return *got;
}
/*
*
* _FunColumnSelect -- primitive to add columns to the selected column list
*
*/
#ifdef ANSI_FUNC
static int
_FunColumnSelect(Fun fun, size_t size, char *mode, char **names, char **types,
char **modes, int *offsets, int nargs)
#else
static int
_FunColumnSelect(fun, size, mode, names, types, modes, offsets, nargs)
Fun fun;
size_t size;
char *mode;
char **names;
char **types;
char **modes;
int *offsets;
int nargs;
#endif
{
int i;
int got;
int flag;
int type;
int ptype;
int poff;
int n;
int narg;
int offset;
int dopad;
int doselect;
int doref;
int idx;
int dims;
int scaled;
size_t pad;
size_t tsize;
char *mbuf;
char name[SZ_LINE];
char tbuf[SZ_LINE];
char *s, *t, *m;
char *activate=NULL;
double tlmin;
double tlmax;
double binsiz;
double tscale;
double tzero;
FITSHead header;
/* make sure we have something */
if( !_FunValid(fun) )
return 0;
/* make sure we have something like a table */
if( fun->header && fun->header->table ){
header = fun->header;
activate = NULL;
}
/* if not, we can use the input fun handle's table */
else if( fun->ifun && fun->ifun->header && fun->ifun->header->table ){
header = fun->ifun->header;
activate = fun->ifun->activate;
}
/* else die */
else{
header = NULL;
activate = NULL;
}
/* this extension must be a table */
fun->type = FUN_TABLE;
/* reset the io flag, since we are presumably preparing a new table */
fun->io = 0;
/* assume array of structs */
fun->org = FUN_ORG_AOS;
/* init flag */
flag = 0;
/* process mode string */
doselect = 0;
doref = 0;
mbuf = xstrdup(mode);
if( _FunKeyword(mbuf, "pad", NULL, tbuf, SZ_LINE) )
dopad = istrue(tbuf);
else
dopad = 1;
if( _FunKeyword(mbuf, "copy", NULL, tbuf, SZ_LINE) ){
doselect = !strcasecmp(tbuf, "select") && (fun->ifun && fun->ifun->ncol);
doref = !strcasecmp(tbuf, "reference");
}
if( _FunKeyword(mbuf, "org", NULL, tbuf, SZ_LINE) ){
if( !strcasecmp(tbuf, "soa") || !strcasecmp(tbuf, "structofarrays") )
fun->org = FUN_ORG_SOA;
else if( !strcasecmp(tbuf, "aos") || !strcasecmp(tbuf, "arrayofstructs") )
fun->org = FUN_ORG_AOS;
}
if( mbuf ) xfree(mbuf);
/* process the argument list */
tsize = 0;
for(narg=0, got=fun->ncol; (narg<nargs) && (got<FUN_MAXCOL); narg++){
/* we got info from the routine call, not from the FITS file */
flag = 1;
/* get name, type, and mode, and make sure they are valid */
s = names[narg];
t = types[narg];
m = modes[narg];
if( !s || !*s || !t || !*t || !m || !*m )
continue;
offset = offsets[narg];
_FunGetAlias(fun, s, name);
_FunColumnType(t, &type, &n, &tlmin, &tlmax, &binsiz, &dims,
&tscale, &tzero, &scaled, &ptype, &poff);
/* allocate a new column struct */
if( !(fun->cols[got] = (FunCol)xcalloc(1, sizeof(FunColRec))) ){
gerror(stderr, "can't allocate FunCol struct\n");
return 0;
}
/* if we have a header, look for the specified column */
if( header ){
for(i=0; i<header->table->tfields; i++){
if( !header->table->col[i].name ) continue;
if( !strcasecmp(header->table->col[i].name, name) ){
fun->cols[got]->tcol = i;
fun->cols[got]->name = xstrdup(header->table->col[i].name);
break;
}
}
}
/* if we did not find the name in the header, maybe its "$region" */
if( !fun->cols[got]->name && !strcasecmp(name, COL_REGION_NAME) ){
fun->cols[got]->tcol = COL_REGION_ID;
fun->cols[got]->name = xstrdup(COL_REGION_NAME);
}
if( !fun->cols[got]->name && !strcasecmp(name, COL_NUM_NAME) ){
fun->cols[got]->tcol = COL_NUM_ID;
fun->cols[got]->name = xstrdup(COL_NUM_NAME);
}
/* for reading, make sure we found it */
if( !fun->cols[got]->name ){
if( strchr(m, 'w') ){
fun->cols[got]->tcol = COL_UNKNOWN_ID;
fun->cols[got]->name = xstrdup(name);
}
else{
gerror(stderr,
"selected column '%s' does not exist in table\n", name);
return 0;
}
}
/* fill in the remaining info */
fun->cols[got]->type = type;
fun->cols[got]->from = -1;
fun->cols[got]->mode = mparse(m);
fun->cols[got]->mode |= COL_ACTIVE;
fun->cols[got]->mode |= ptype;
if( poff >= 0 )
/* offset is in units of data type */
fun->cols[got]->poff = poff*ft_sizeof(fun->cols[got]->type);
else
/* negative means its a byte offset */
fun->cols[got]->poff = -poff;
fun->cols[got]->n = n;
fun->cols[got]->offset = offset;
fun->cols[got]->tlmin = tlmin;
fun->cols[got]->tlmax = tlmax;
fun->cols[got]->binsiz = binsiz;
fun->cols[got]->tscale = tscale;
fun->cols[got]->tzero = tzero;
fun->cols[got]->scaled = scaled;
fun->cols[got]->width = fun->cols[got]->n*ft_sizeof(fun->cols[got]->type);
/* size of bitfield adjusted specially */
if( fun->cols[got]->type == 'X' )
fun->cols[got]->width = (fun->cols[got]->width + 7) / 8;
if( fun->cols[got]->mode & COL_PTR )
tsize += sizeof(char *);
else
tsize += fun->cols[got]->width;
/* if we are merging, we may have to set the mode on an original column */
switch( fun->merge ){
case MERGE_UPDATE:
/* for update, we change the value of the original column -- that is,
if this is a writable column itself */
if( fun->cols[got]->mode & COL_WRITE ){
if( (idx = FunColumnLookup(fun, fun->cols[got]->name, 0, NULL,
NULL, NULL, NULL, NULL, NULL)) ){
idx--;
/* we don't write the updating column */
fun->cols[got]->mode &= ~COL_WRITE;
/* instead we write the updated column with the updating info */
fun->cols[idx]->from = got;
}
}
break;
case MERGE_REPLACE:
/* for replace, we don't write the original column -- that is,
if this is a writable column itself */
if( fun->cols[got]->mode & COL_WRITE ){
if( (idx = FunColumnLookup(fun, fun->cols[got]->name, 0, NULL,
NULL, NULL, NULL, NULL, NULL)) ){
idx--;
fun->cols[idx]->mode |= COL_REPLACEME;
/* if the replacing column has no tlmin,tlmax, but the replaced
column does, we use the replaced column's values */
if( !fun->cols[got]->tlmin && !fun->cols[got]->tlmax ){
if( fun->cols[idx]->tlmin || fun->cols[idx]->tlmax ){
fun->cols[got]->tlmin = fun->cols[idx]->tlmin;
fun->cols[got]->tlmax = fun->cols[idx]->tlmax;
fun->cols[got]->binsiz = fun->cols[idx]->binsiz;
}
}
}
}
break;
case MERGE_APPEND:
/* for append, only write user columns if they are new */
if( (idx = FunColumnLookup(fun, fun->cols[got]->name, 0, NULL,
NULL, NULL, NULL, NULL, NULL)) ){
fun->cols[got]->mode &= ~COL_WRITE;
}
break;
}
got++;
}
/* if select, and no args, use the defaults from the FITS table itself or
from selected input columns */
if( !got ){
/* copy selected columns from input struct */
if( doselect ){
/* flag input from columns */
flag = 1;
/* copy column records */
memcpy(fun->cols, fun->ifun->cols, fun->ifun->ncol*sizeof(FunCol));
for(got=0; got<fun->ifun->ncol; got++){
if( !(fun->cols[got] = (FunCol)xcalloc(1, sizeof(FunColRec))) ){
gerror(stderr, "can't allocate FunCol struct\n");
return 0;
}
memcpy(fun->cols[got], fun->ifun->cols[got], sizeof(FunColRec));
fun->cols[got]->name = xstrdup(fun->ifun->cols[got]->name);
fun->cols[got]->tctyp = xstrdup(fun->ifun->cols[got]->tctyp);
fun->cols[got]->tcrvl = xstrdup(fun->ifun->cols[got]->tcrvl);
fun->cols[got]->tcdlt = xstrdup(fun->ifun->cols[got]->tcdlt);
fun->cols[got]->tcrpx = xstrdup(fun->ifun->cols[got]->tcrpx);
fun->cols[got]->tcrot = xstrdup(fun->ifun->cols[got]->tcrot);
fun->cols[got]->tunit = xstrdup(fun->ifun->cols[got]->tunit);
fun->cols[got]->vla = xstrdup(fun->ifun->cols[got]->vla);
}
size = fun->ifun->rowsize;
/* copy activation string */
fun->activate = xstrdup(fun->ifun->activate);
}
/* copy all of the columns from the reference file */
else if( doref ){
if( header ){
/* flag that we got info from FITS file, not from the routine call */
flag = 0;
/* add columns from table */
if( !_FunColumnAddTable(fun, header, "rw", dopad, &got, &tsize) )
return 0;
/* if we are copying raw columns from a reference file,
we have to call the reference activate routine */
if( activate ) FunColumnActivate(fun, activate, NULL);
}
else{
gerror(stderr, "no reference header passed to FunColumnSelect()\n");
return 0;
}
}
}
/* this is how many specified columns we have */
fun->ncol = got;
/* if we had input, we have to accept the size */
if( flag )
fun->rowsize = size;
else{
/* make sure we are padded properly */
if( dopad ){
pad = sizeof(double) - (tsize % sizeof(double));
if( pad != sizeof(double) )
tsize += pad;
}
fun->rowsize = tsize;
}
if( fun->rowsize < 0 ){
gerror(stderr, "invalid event record size in FunColumnSelect (%d)\n",
fun->rowsize);
return 0;
}
/* return the number of selected columns */
return fun->ncol;
}
/*
*
* semi-public routines
*
*/
/*
*
* _FunColumnHeader -- generate a fitsy header from the col array
*
*/
#ifdef ANSI_FUNC
void
_FunColumnHeader(Fun fun, FunCol *cols, int ncol)
#else
void _FunColumnHeader(fun, cols, ncol)
Fun fun;
FunCol *cols;
int ncol;
#endif
{
int i, j, k;
int width;
int acol;
char tbuf[SZ_LINE];
char *extname="EVENTS";
int extver = 1;
FITSHead old, merge;
FITSCard card;
/* make sure we have something to work with */
if( !_FunValid(fun) )
return;
/* create a fitsy header, if necessary */
if( !fun->header ){
if( (fun->header = ft_headinit(NULL, 0)) == NULL )
return;
}
/* get width of each row */
for(acol=0, width=0, i=0; i<ncol; i++){
if( (cols[i]->mode & COL_ACTIVE) &&
(cols[i]->mode & COL_WRITE) &&
!(cols[i]->mode & COL_REPLACEME) ){
width += cols[i]->width;
acol++;
}
}
/* if there is an input table, look for a name */
if( fun->ifun && fun->ifun->header && fun->ifun->header->basic ){
if( ft_name(fun->ifun->header) && *ft_name(fun->ifun->header) )
extname = ft_name(fun->ifun->header);
extver = MAX(1, ft_extn(fun->ifun->header));
}
/* fill in the header to this binary table */
ft_headsets(fun->header, "XTENSION", 0, "BINTABLE", "FITS BINARY TABLE", 1);
ft_headseti(fun->header, "BITPIX", 0, 8, "Binary data", 1);
ft_headseti(fun->header, "NAXIS", 0, 2, "Table is a matrix", 1);
ft_headseti(fun->header, "NAXIS", 1, width, "Width of table in bytes", 1);
ft_headseti(fun->header, "NAXIS", 2, -1, "Number of entries in table", 1);
ft_headseti(fun->header, "PCOUNT", 0, 0, "Random parameter count", 1);
ft_headseti(fun->header, "GCOUNT", 0, 1, "Group count", 1);
ft_headseti(fun->header, "TFIELDS", 0, acol, "Number of fields in row", 1);
if( !ft_headfind(fun->header, "EXTNAME", 0, 0) )
ft_headsets(fun->header, "EXTNAME", 0, extname, "Ext. name", 1);
if( !ft_headfind(fun->header, "EXTVER", 0, 0) )
ft_headseti(fun->header, "EXTVER", 0, extver, "Ext. version", 1);
/* now add the info for each active column */
for(i=0, j=1; i<ncol; i++){
if( !(cols[i]->mode & COL_ACTIVE) ||
!(cols[i]->mode & COL_WRITE) ||
(cols[i]->mode & COL_REPLACEME) )
continue;
if( cols[i]->vla ){
ft_headsets(fun->header, "TFORM", j, cols[i]->vla,
"Data type for field", 1);
}
else{
snprintf(tbuf, SZ_LINE-1, "%d%c", cols[i]->n, toupper(cols[i]->type));
ft_headsets(fun->header, "TFORM", j, tbuf, "Data type for field", 1);
}
/* name of column */
if( fun->cols[i]->name ){
/* we change "$region" to "region" */
if( !strcasecmp(cols[i]->name, COL_REGION_NAME) ){
/* best to use "region", if its not already used */
if( !FunColumnLookup(fun, COL_REGION_ONAME, 0,
NULL, NULL, NULL, NULL, NULL, NULL) )
ft_headsets(fun->header,
"TTYPE", j, COL_REGION_ONAME, "Label for field", 1);
/* otherwise use region[n], using the first free value for n */
else{
for(k=1; ; k++){
snprintf(tbuf, SZ_LINE-1, "%s%d", COL_REGION_ONAME, k);
if( !FunColumnLookup(fun, tbuf, 0,
NULL, NULL, NULL, NULL, NULL, NULL) ){
ft_headsets(fun->header, "TTYPE", j, tbuf, "Label for field", 1);
break;
}
}
}
}
/* might have to change "$n" to something else */
else if( !strcasecmp(cols[i]->name, COL_NUM_NAME) ){
/* best to use "n", if its not already used */
if( !FunColumnLookup(fun, COL_NUM_ONAME, 0,
NULL, NULL, NULL, NULL, NULL, NULL) )
ft_headsets(fun->header,
"TTYPE", j, COL_NUM_ONAME, "Label for field", 1);
/* otherwise use n[n], using the first free value for n */
else{
for(k=1; ; k++){
snprintf(tbuf, SZ_LINE-1, "%s%d", COL_NUM_ONAME, k);
if( !FunColumnLookup(fun, tbuf, 0,
NULL, NULL, NULL, NULL, NULL, NULL) ){
ft_headsets(fun->header, "TTYPE", j, tbuf, "Label for field", 1);
break;
}
}
}
}
/* not a special name, just use as is */
else{
ft_headsets(fun->header,
"TTYPE", j, cols[i]->name, "Label for field", 1);
}
}
/* write out tlmin/tlmax values if either is set */
if( cols[i]->tlmin || cols[i]->tlmax ){
/* match data type of number to data type of column */
switch(cols[i]->type){
case 'D':
case 'E':
if( !ft_headfind(fun->header, "TLMIN", j, 0) )
ft_headsetr(fun->header, "TLMIN", j, cols[i]->tlmin, 7,
"Min. axis value", 1);
if( !ft_headfind(fun->header, "TLMAX", j, 0) )
ft_headsetr(fun->header, "TLMAX", j, cols[i]->tlmax, 7,
"Max. axis value", 1);
if( cols[i]->binsiz != 0.0 ){
if( !ft_headfind(fun->header, "TDBIN", j, 0) )
ft_headsetr(fun->header, "TDBIN", j, cols[i]->binsiz, 7,
"Binsize", 1);
}
break;
default:
if( !ft_headfind(fun->header, "TLMIN", j, 0) )
ft_headseti(fun->header, "TLMIN", j, (int)cols[i]->tlmin,
"Min. axis value", 1);
if( !ft_headfind(fun->header, "TLMAX", j, 0) )
ft_headseti(fun->header, "TLMAX", j, (int)cols[i]->tlmax,
"Max. axis value", 1);
if( cols[i]->binsiz != 0.0 ){
if( !ft_headfind(fun->header, "TDBIN", j, 0) )
ft_headsetr(fun->header, "TDBIN", j, cols[i]->binsiz, 7,
"Binsize", 1);
}
break;
}
}
/* add wcs info */
if( cols[i]->tctyp && !ft_headfind(fun->header, "TCTYP", j, 0))
ft_headsets(fun->header,
"TCTYP", j, cols[i]->tctyp, "axis type (e.g. RA---TAN)", 1);
if( cols[i]->tcrvl && !ft_headfind(fun->header, "TCRVL", j, 0))
ft_headappv(fun->header,
"TCRVL", j, cols[i]->tcrvl, "sky coord (deg.)");
if( cols[i]->tcdlt && !ft_headfind(fun->header, "TCDLT", j, 0))
ft_headappv(fun->header,
"TCDLT", j, cols[i]->tcdlt, "degrees per pixel");
if( cols[i]->tcrpx && !ft_headfind(fun->header, "TCRPX", j, 0))
ft_headappv(fun->header,
"TCRPX", j, cols[i]->tcrpx, "pixel of tangent plane direc.");
if( cols[i]->tcrot && !ft_headfind(fun->header, "TCROT", j, 0))
ft_headappv(fun->header,
"TCROT", j, cols[i]->tcrot, "rotation angle (degrees)");
if( cols[i]->tunit && !ft_headfind(fun->header, "TUNIT", j, 0))
ft_headsets(fun->header,
"TUNIT", j, cols[i]->tunit, "axis units", 1);
if( cols[i]->tblank && !ft_headfind(fun->header, "TNULL", j, 0))
ft_headsetr(fun->header, "TNULL", j, (double)cols[i]->tblank, 7,
"undefined value", 1);
if( cols[i]->scaled & FUN_SCALE_APPLIED ){
if( ft_headfind(fun->header, "TZERO", j, 0) )
ft_headdel(fun->header, "TZERO", j);
if( ft_headfind(fun->header, "TSCAL", j, 0) )
ft_headdel(fun->header, "TSCAL", j);
}
else if( cols[i]->scaled & FUN_SCALE_EXISTS ){
ft_headsetr(fun->header, "TZERO", j, cols[i]->tzero, 7,
"phys_val = tzero + tscale * field_val", 1);
ft_headsetr(fun->header, "TSCAL", j, cols[i]->tscale, 7,
"phys_val = tzero + tscale * field_val", 1);
}
j++;
}
/* now turn this into a table header */
ft_syncdata(fun->header);
/* merge in params from original header, if they exist */
if( fun->ifun && fun->ifun->header && fun->ifun->header->table ){
old = ft_headcopy(fun->ifun->header);
i = ft_headgeti(old, "TFIELDS", 0, 0, &card);
_FunCopyBinDelete(old, i);
/* merge, but don't overwrite new with old */
merge = ft_headmerge(fun->header, old, 0);
ft_headfree(old, 1);
ft_headfree(fun->header, 1);
fun->header = merge;
ft_syncdata(fun->header);
}
/* merge in user-specified params with overwrite */
merge = ft_headmerge(fun->header, fun->theader, 1);
ft_headfree(fun->theader, 1);
fun->theader = NULL;
ft_headfree(fun->header, 1);
fun->header = merge;
ft_syncdata(fun->header);
}
/*
*
* _FunColumnReplace -- replace values from one set of columns into another
*
*/
#ifdef ANSI_FUNC
int
_FunColumnReplace(Fun fund, char *d, Fun funs, char *s,
int convert, int direction, int n)
#else
int _FunColumnReplace(fund, d, funs, s, convert, direction, n)
Fun fund;
char *d;
Fun funs;
char *s;
int convert;
int direction;
int n;
#endif
{
int i, j;
int got = 0;
char *ss, *dd;
n = MAX(1,n);
while( n-- ){
for(i=0; i<funs->ncol; i++){
for(j=0; j<fund->ncol; j++){
if( !strcasecmp(funs->cols[i]->name, fund->cols[j]->name) ){
/* determine addresses for pointers or offsets */
if( !(funs->cols[i]->mode & COL_PTR) )
ss = s+funs->cols[i]->offset;
else
ss = *((char **)(((char *)s)+funs->cols[i]->offset));
ss += funs->cols[i]->poff;
if( !(fund->cols[j]->mode & COL_PTR) )
dd = d+fund->cols[j]->offset;
else
dd = *((char **)(((char *)d)+fund->cols[j]->offset));
dd += fund->cols[i]->poff;
/* convert dest to source type and replace */
ft_acht2(fund->cols[j]->offset, dd, funs->cols[i]->offset, ss,
MIN(funs->cols[i]->n,fund->cols[j]->n),
convert, direction);
got++;
break;
}
}
}
s += funs->rowsize;
d += fund->rowsize;
}
return got;
}
#ifdef ANSI_FUNC
void
_FunColumnFree(Fun fun)
#else
void _FunColumnFree(fun)
Fun fun;
#endif
{
int i;
if( !_FunValid(fun) )
return;
if( fun->cols ){
for(i=0; i<fun->ncol; i++){
if( fun->cols[i] ){
if( fun->cols[i]->name ) xfree(fun->cols[i]->name);
if( fun->cols[i]->tctyp ) xfree(fun->cols[i]->tctyp);
if( fun->cols[i]->tcrvl ) xfree(fun->cols[i]->tcrvl);
if( fun->cols[i]->tcdlt ) xfree(fun->cols[i]->tcdlt);
if( fun->cols[i]->tcrpx ) xfree(fun->cols[i]->tcrpx);
if( fun->cols[i]->tcrot ) xfree(fun->cols[i]->tcrot);
if( fun->cols[i]->tunit ) xfree(fun->cols[i]->tunit);
if( fun->cols[i]->vla ) xfree(fun->cols[i]->vla);
xfree(fun->cols[i]);
}
}
xfree(fun->cols);
fun->cols = NULL;
}
fun->ncol = 0;
fun->rowsize = 0;
fun->merge = 0;
}
/*
*
* public routines
*
*/
/*
*
* FunColumnActivate -- activate/de-activate a list of columns
*
*/
#ifdef ANSI_FUNC
void
FunColumnActivate(Fun fun, char *s, char *mode)
#else
void FunColumnActivate(fun, s, mode)
Fun fun;
char *s;
char *mode;
#endif
{
int i, j;
int xmode;
int dosort;
int matches;
int ip=0;
int ncol=0;
int imodes=0;
int emodes=0;
int amode=0;
int modes[FUN_MAXCOL];
char *names[FUN_MAXCOL];
char tbuf[SZ_LINE];
char tbuf2[SZ_LINE];
char *t;
char *mbuf;
/* sanity check */
if( !fun ) return;
/* if no columns on the commmand line ... */
if( !s ){
/* check for existence of previously specified view cols */
if( fun->vcols ){
s = fun->vcols;
}
/* or look for environment variable */
else{
s = getenv("FUN_COLUMNS");
}
}
/* sanity check */
if( !s || !*s ) return;
/* process mode string */
mbuf = xstrdup(mode);
if( _FunKeyword(mbuf, "sort", NULL, tbuf, SZ_LINE) )
dosort = istrue(tbuf);
else
dosort = -1;
if( _FunKeyword(mbuf, "mode", NULL, tbuf, SZ_LINE) )
amode = mparse(tbuf);
if( mbuf ) xfree(mbuf);
/* parse entries and create a list of names/modes */
while( word(s, tbuf, &ip) ){
if( _FunKeyword(tbuf, "sort", NULL, tbuf2, SZ_LINE) ){
dosort = istrue(tbuf2);
continue;
}
/* convert to upper case */
t = tbuf;
/* set activate mode and get name without prefix */