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output.c
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#include "types.h"
#if PG_VERSION_NUM >= 120000
#include "utils/float.h"
#include "common/shortest_dec.h"
#endif
#include <limits.h>
#if !defined(PGSPHERE_VERSION)
#error "PGSPHERE_VERSION macro is not set"
#endif
#define PGSPHERE_STRINGIFY_INTERNAL(x) #x
#define PGSPHERE_STRINGIFY(x) PGSPHERE_STRINGIFY_INTERNAL(x)
/* Output functions */
/* Output modes */
#define OUTPUT_RAD 1 /* output in radians */
#define OUTPUT_DEG 2 /* output in degrees */
#define OUTPUT_DMS 3 /* output in degrees, minutes, seconds */
#define OUTPUT_HMS 4 /* output in hour, minutes, seconds */
/*.
* Holds the current output modus.
* Default is radians.
*/
static unsigned char sphere_output = OUTPUT_RAD;
/*
* Defines the precision of floating point values in output.
*/
static int sphere_output_precision = INT_MAX;
PG_FUNCTION_INFO_V1(set_sphere_output);
PG_FUNCTION_INFO_V1(spherepoint_out);
PG_FUNCTION_INFO_V1(spherecircle_out);
PG_FUNCTION_INFO_V1(sphereline_out);
PG_FUNCTION_INFO_V1(spheretrans_out);
PG_FUNCTION_INFO_V1(spherepoly_out);
PG_FUNCTION_INFO_V1(spherepath_out);
PG_FUNCTION_INFO_V1(sphereellipse_out);
PG_FUNCTION_INFO_V1(spherebox_out);
PG_FUNCTION_INFO_V1(set_sphere_output_precision);
PG_FUNCTION_INFO_V1(reset_sphere_output_precision);
PG_FUNCTION_INFO_V1(pg_sphere_version);
/*
* Sets the output modus.
*/
Datum set_sphere_output(PG_FUNCTION_ARGS);
/*
* Sets the output precision.
*/
Datum set_sphere_output_precision(PG_FUNCTION_ARGS);
/*
* The output function of spherical point.
*/
Datum spherepoint_out(PG_FUNCTION_ARGS);
/*
* The output function of spherical circle.
*/
Datum spherecircle_out(PG_FUNCTION_ARGS);
/*
* The output function of spherical line.
*/
Datum sphereline_out(PG_FUNCTION_ARGS);
/*
* The output function of Euler transformation.
*/
Datum spheretrans_out(PG_FUNCTION_ARGS);
/*
* The output function of spherical polygon.
*/
Datum spherepoly_out(PG_FUNCTION_ARGS);
/*
* The output function of spherical path.
*/
Datum spherepath_out(PG_FUNCTION_ARGS);
/*
* The output function of spherical ellipse.
*/
Datum sphereellipse_out(PG_FUNCTION_ARGS);
/*
* The output function of spherical box.
*/
Datum spherebox_out(PG_FUNCTION_ARGS);
/*
* Returns pg_sphere version.
*/
Datum pg_sphere_version(PG_FUNCTION_ARGS);
static void
spheretrans_out_buffer(StringInfo si, const SEuler *se);
/*
* Converts radians to DEG ( degrees, minutes, seconds )
*
* rad - input in radians
* deg - pointer to degrees
* min - pointer to minutes
* sec - pointer to seconds
*/
static void
rad_to_dms(double rad, unsigned int *deg, unsigned int *min, double *sec)
{
double rsign = rad < 0 ? -1 : 1;
const double sec_dig = pow(10, FLT_DIG);
rad *= (rsign * RADIANS);
*deg = floor(rad);
*min = floor(60 * (rad - *deg));
*sec = rad * 3600 - *min * 60 - *deg * 3600;
*sec = rint((double) (*sec * sec_dig)) / sec_dig;
if (*sec >= 60.0)
{
*sec -= 60.0;
(*min)++;
}
if (*min >= 60)
{
*min -= 60;
(*deg)++;
}
}
static void
pgs_strinfo_put_chr(StringInfo si, char c)
{
appendStringInfoChar(si, c);
}
static void
pgs_strinfo_put_str(StringInfo si, char *s)
{
appendStringInfoString(si, s);
}
static void
pgs_strinfo_put_d64(StringInfo si, double value)
{
int cw,
ndig;
char buf[128];
#if PG_VERSION_NUM >= 120000
if (extra_float_digits > 0)
{
cw = double_to_shortest_decimal_buf(value, buf);
}
else
{
ndig = DBL_DIG + extra_float_digits;
if (ndig < 1)
ndig = 1;
cw = pg_strfromd(buf, 128, ndig, value);
}
#else
ndig = DBL_DIG + extra_float_digits;
if (ndig < 1)
ndig = 1;
cw = snprintf(buf, 128, "%.*g", ndig, value);
#endif
if (cw < 0)
{
fflush(stderr);
abort();
}
pgs_strinfo_put_str(si, buf);
}
static void
pgs_strinfo_put_lng_dms(StringInfo si, double lng)
{
unsigned int lngdeg,
lngmin;
double lngsec;
rad_to_dms(lng, &lngdeg, &lngmin, &lngsec);
appendStringInfo(si, "%3ud %2um ", lngdeg, lngmin);
pgs_strinfo_put_d64(si, lngsec);
pgs_strinfo_put_chr(si, 's');
}
static void
pgs_strinfo_put_lng_hms(StringInfo si, double lng)
{
unsigned int lnghour,
lngmin;
double lngsec;
rad_to_dms(lng / 15.0, &lnghour, &lngmin, &lngsec);
appendStringInfo(si, "%3uh %2um ", lnghour, lngmin);
pgs_strinfo_put_d64(si, lngsec);
pgs_strinfo_put_chr(si, 's');
}
static void
pgs_strinfo_put_lat_dms(StringInfo si, double lat)
{
unsigned int latdeg,
latmin;
double latsec;
const char latsign = lat >= 0 ? '+' : '-';
rad_to_dms(lat, &latdeg, &latmin, &latsec);
appendStringInfo(si, "%c%2ud %2um ", latsign, latdeg, latmin);
pgs_strinfo_put_d64(si, latsec);
pgs_strinfo_put_chr(si, 's');
}
static void
pgs_strinfo_put_radius_dms(StringInfo si, double radius)
{
unsigned int rdeg,
rmin;
double rsec;
rad_to_dms(radius, &rdeg, &rmin, &rsec);
appendStringInfo(si, "%2ud %2um ", rdeg, rmin);
pgs_strinfo_put_d64(si, rsec);
pgs_strinfo_put_chr(si, 's');
}
Datum
set_sphere_output_precision(PG_FUNCTION_ARGS)
{
short int c = PG_GETARG_INT16(0);
char *buf = (char *) palloc(20);
if (c > DBL_DIG)
c = DBL_DIG;
if (c < 1)
c = DBL_DIG;
sphere_output_precision = c;
sprintf(buf, "SET %d", c);
PG_RETURN_CSTRING(buf);
}
Datum
reset_sphere_output_precision(PG_FUNCTION_ARGS)
{
char *buf = (char *) palloc(20);
sphere_output_precision = INT_MAX;
sprintf(buf, "RESET");
PG_RETURN_CSTRING(buf);
}
Datum
set_sphere_output(PG_FUNCTION_ARGS)
{
char *c = PG_GETARG_CSTRING(0);
char *buf = (char *) palloc(20);
if (strcmp(c, "RAD") == 0)
{
sphere_output = OUTPUT_RAD;
}
else if (strcmp(c, "DEG") == 0)
{
sphere_output = OUTPUT_DEG;
}
else if (strcmp(c, "DMS") == 0)
{
sphere_output = OUTPUT_DMS;
}
else if (strcmp(c, "HMS") == 0)
{
sphere_output = OUTPUT_HMS;
}
else
{
elog(ERROR, "Unknown format");
pfree(buf);
PG_RETURN_NULL();
}
sprintf(buf, "SET %s", c);
PG_RETURN_CSTRING(buf);
}
static Datum
spherepoint_out_compat(PG_FUNCTION_ARGS)
{
SPoint *sp = (SPoint *) PG_GETARG_POINTER(0);
char *buffer = (char *) palloc(255);
unsigned int latdeg,
latmin,
lngdeg,
lngmin;
double latsec,
lngsec;
latdeg = latmin = lngdeg = lngmin = 0;
latsec = lngsec = 0.0;
switch (sphere_output)
{
case OUTPUT_DEG:
sprintf(buffer, "(%.*gd , %.*gd)",
sphere_output_precision, RADIANS * sp->lng,
sphere_output_precision, RADIANS * sp->lat);
break;
case OUTPUT_DMS:
rad_to_dms(sp->lng, &lngdeg, &lngmin, &lngsec);
rad_to_dms(sp->lat, &latdeg, &latmin, &latsec);
sprintf(buffer,
"(%3ud %2um %.*gs , %c%2ud %2um %.*gs)",
lngdeg, lngmin, sphere_output_precision, lngsec,
(sp->lat < 0) ? ('-') : ('+'),
latdeg, latmin, sphere_output_precision, latsec);
break;
case OUTPUT_HMS:
rad_to_dms(sp->lng / 15, &lngdeg, &lngmin, &lngsec);
rad_to_dms(sp->lat, &latdeg, &latmin, &latsec);
sprintf(buffer,
"(%3uh %2um %.*gs , %c%2ud %2um %.*gs)",
lngdeg, lngmin, sphere_output_precision, lngsec,
(sp->lat < 0) ? ('-') : ('+'),
latdeg, latmin, sphere_output_precision, latsec);
break;
default:
sprintf(buffer, "(%.*g , %.*g)",
sphere_output_precision, sp->lng,
sphere_output_precision, sp->lat);
break;
}
PG_RETURN_CSTRING(buffer);
}
static void
spherepoint_out_deg(StringInfo si, const SPoint *sp)
{
pgs_strinfo_put_chr(si, '(');
pgs_strinfo_put_d64(si, RADIANS * sp->lng);
pgs_strinfo_put_str(si, "d, ");
pgs_strinfo_put_d64(si, RADIANS * sp->lat);
pgs_strinfo_put_str(si, "d)");
}
static void
spherepoint_out_rad(StringInfo si, const SPoint *sp)
{
pgs_strinfo_put_chr(si, '(');
pgs_strinfo_put_d64(si, sp->lng);
pgs_strinfo_put_str(si, " , ");
pgs_strinfo_put_d64(si, sp->lat);
pgs_strinfo_put_str(si, ")");
}
static void
spherepoint_out_dms(StringInfo si, const SPoint *sp)
{
pgs_strinfo_put_chr(si, '(');
pgs_strinfo_put_lng_dms(si, sp->lng);
pgs_strinfo_put_str(si, " , ");
pgs_strinfo_put_lat_dms(si, sp->lat);
pgs_strinfo_put_chr(si, ')');
}
static void
spherepoint_out_hms(StringInfo si, const SPoint *sp)
{
pgs_strinfo_put_chr(si, '(');
pgs_strinfo_put_lng_hms(si, sp->lng);
pgs_strinfo_put_str(si, " , ");
pgs_strinfo_put_lat_dms(si, sp->lat);
pgs_strinfo_put_chr(si, ')');
}
static inline void
spherepoint_out_buffer(StringInfo si, const SPoint *sp)
{
switch (sphere_output)
{
case OUTPUT_DEG:
spherepoint_out_deg(si, sp);
break;
case OUTPUT_DMS:
spherepoint_out_dms(si, sp);
break;
case OUTPUT_HMS:
spherepoint_out_hms(si, sp);
break;
default:
spherepoint_out_rad(si, sp);
break;
}
}
Datum
spherepoint_out(PG_FUNCTION_ARGS)
{
StringInfoData si;
SPoint *sp;
if (sphere_output_precision != INT_MAX)
return spherepoint_out_compat(fcinfo);
sp = (SPoint *) PG_GETARG_POINTER(0);
if (!sp)
PG_RETURN_NULL();
initStringInfo(&si);
spherepoint_out_buffer(&si, sp);
PG_RETURN_CSTRING(si.data);
}
static Datum
spherecircle_out_compat(PG_FUNCTION_ARGS)
{
SCIRCLE *c = (SCIRCLE *) PG_GETARG_POINTER(0);
char *buffer = (char *) palloc(255);
char *pointstr = DatumGetPointer(
DirectFunctionCall1(spherepoint_out,
PointerGetDatum(&c->center)));
unsigned int rdeg,
rmin;
double rsec;
rdeg = rmin = 0;
rsec = 0.0;
switch (sphere_output)
{
case OUTPUT_DEG:
sprintf(buffer, "<%s , %.*gd>",
pointstr, sphere_output_precision,
RADIANS * c->radius);
break;
case OUTPUT_HMS:
case OUTPUT_DMS:
rad_to_dms(c->radius, &rdeg, &rmin, &rsec);
sprintf(buffer,
"<%s , %2ud %2um %.*gs>",
pointstr,
rdeg, rmin, sphere_output_precision, rsec);
break;
default:
sprintf(buffer, "<%s , %.*g>",
pointstr, sphere_output_precision, c->radius);
break;
}
pfree(pointstr);
PG_RETURN_CSTRING(buffer);
}
static void
spherecircle_out_deg(StringInfo si, const SCIRCLE *sc)
{
pgs_strinfo_put_chr(si, '<');
spherepoint_out_deg(si, &sc->center);
pgs_strinfo_put_str(si, " , ");
pgs_strinfo_put_d64(si, RADIANS * sc->radius);
pgs_strinfo_put_chr(si, '>');
}
static void
spherecircle_out_rad(StringInfo si, const SCIRCLE *sc)
{
pgs_strinfo_put_chr(si, '<');
spherepoint_out_rad(si, &sc->center);
pgs_strinfo_put_str(si, " , ");
pgs_strinfo_put_d64(si, sc->radius);
pgs_strinfo_put_chr(si, '>');
}
static void
spherecircle_out_dms(StringInfo si, const SCIRCLE *sc)
{
pgs_strinfo_put_chr(si, '<');
spherepoint_out_dms(si, &sc->center);
pgs_strinfo_put_str(si, " , ");
pgs_strinfo_put_radius_dms(si, sc->radius);
pgs_strinfo_put_chr(si, '>');
}
static void
spherecircle_out_hms(StringInfo si, const SCIRCLE *sc)
{
pgs_strinfo_put_chr(si, '<');
spherepoint_out_hms(si, &sc->center);
pgs_strinfo_put_str(si, " , ");
pgs_strinfo_put_radius_dms(si, sc->radius);
pgs_strinfo_put_chr(si, '>');
}
Datum
spherecircle_out(PG_FUNCTION_ARGS)
{
StringInfoData si;
SCIRCLE *sc;
if (sphere_output_precision != INT_MAX)
return spherecircle_out_compat(fcinfo);
sc = (SCIRCLE *) PG_GETARG_POINTER(0);
if (!sc)
PG_RETURN_NULL();
initStringInfo(&si);
switch (sphere_output)
{
case OUTPUT_DEG:
spherecircle_out_deg(&si, sc);
break;
case OUTPUT_DMS:
spherecircle_out_dms(&si, sc);
break;
case OUTPUT_HMS:
spherecircle_out_hms(&si, sc);
break;
default:
spherecircle_out_rad(&si, sc);
break;
}
PG_RETURN_CSTRING(si.data);
}
static Datum
sphereellipse_out_compat(PG_FUNCTION_ARGS)
{
SELLIPSE *e = (SELLIPSE *) PG_GETARG_POINTER(0);
char *buffer = (char *) palloc(255);
char *pointstr;
unsigned int rdeg[3],
rmin[3];
double rsec[3];
SPoint sp;
sp.lng = e->psi;
sp.lat = -e->theta;
pointstr = DatumGetPointer(DirectFunctionCall1(spherepoint_out,
PointerGetDatum(&sp)));
switch (sphere_output)
{
case OUTPUT_DEG:
sprintf(buffer,
"<{ %.*gd , %.*gd }, %s , %.*gd>",
sphere_output_precision, RADIANS * (e->rad[0]),
sphere_output_precision, RADIANS * (e->rad[1]),
pointstr,
sphere_output_precision, RADIANS * (e->phi));
break;
case OUTPUT_HMS:
case OUTPUT_DMS:
rad_to_dms(e->rad[0], &rdeg[0], &rmin[0], &rsec[0]);
rad_to_dms(e->rad[1], &rdeg[1], &rmin[1], &rsec[1]);
rad_to_dms(e->phi, &rdeg[2], &rmin[2], &rsec[2]);
sprintf(buffer,
"<{ %2ud %2um %.*gs , %2ud %2um %.*gs }, %s , %2ud %2um %.*gs>",
rdeg[0], rmin[0], sphere_output_precision, rsec[0],
rdeg[1], rmin[1], sphere_output_precision, rsec[1],
pointstr,
rdeg[2], rmin[2], sphere_output_precision, rsec[2]);
break;
default:
sprintf(
buffer,
"<{ %.*g , %.*g }, %s , %.*g>",
sphere_output_precision, e->rad[0],
sphere_output_precision, e->rad[1],
pointstr,
sphere_output_precision, e->phi);
break;
}
pfree(pointstr);
PG_RETURN_CSTRING(buffer);
}
static void
sphereellipse_out_deg(StringInfo si, SELLIPSE *e)
{
const SPoint sp = { e->psi, e->theta };
pgs_strinfo_put_str(si, "<{ ");
pgs_strinfo_put_d64(si, RADIANS * e->rad[0]);
pgs_strinfo_put_str(si, "d , ");
pgs_strinfo_put_d64(si, RADIANS * e->rad[1]);
pgs_strinfo_put_str(si, "d },");
spherepoint_out_buffer(si, &sp);
pgs_strinfo_put_str(si, " , ");
pgs_strinfo_put_d64(si, RADIANS * e->phi);
pgs_strinfo_put_str(si, "d>");
}
static void
sphereellipse_out_rad(StringInfo si, SELLIPSE *e)
{
const SPoint sp = { e->psi, e->theta };
pgs_strinfo_put_str(si, "<{ ");
pgs_strinfo_put_d64(si, e->rad[0]);
pgs_strinfo_put_str(si, " , ");
pgs_strinfo_put_d64(si, e->rad[1]);
pgs_strinfo_put_str(si, " },");
spherepoint_out_buffer(si, &sp);
pgs_strinfo_put_str(si, " , ");
pgs_strinfo_put_d64(si, e->phi);
pgs_strinfo_put_str(si, ">");
}
static void
sphereellipse_out_dms(StringInfo si, SELLIPSE *e)
{
const SPoint sp = { e->psi, e->theta };
pgs_strinfo_put_str(si, "<{ ");
pgs_strinfo_put_lng_dms(si, e->rad[0]);
pgs_strinfo_put_str(si, " , ");
pgs_strinfo_put_lng_dms(si, e->rad[1]);
pgs_strinfo_put_str(si, " },");
spherepoint_out_buffer(si, &sp);
pgs_strinfo_put_str(si, " , ");
pgs_strinfo_put_lng_dms(si, e->phi);
pgs_strinfo_put_str(si, ">");
}
Datum
sphereellipse_out(PG_FUNCTION_ARGS)
{
StringInfoData si;
SELLIPSE *e;
if (sphere_output_precision != INT_MAX)
return sphereellipse_out_compat(fcinfo);
e = (SELLIPSE *) PG_GETARG_POINTER(0);
if (!e)
PG_RETURN_NULL();
initStringInfo(&si);
switch (sphere_output)
{
case OUTPUT_DEG:
sphereellipse_out_deg(&si, e);
break;
case OUTPUT_HMS:
case OUTPUT_DMS:
sphereellipse_out_dms(&si, e);
break;
default:
sphereellipse_out_rad(&si, e);
break;
}
PG_RETURN_CSTRING(si.data);
}
static Datum
sphereline_out_compat(PG_FUNCTION_ARGS)
{
SLine *sl = (SLine *) PG_GETARG_POINTER(0);
char *out = (char *) palloc(255);
char *tstr = NULL;
SEuler se;
unsigned int rdeg,
rmin;
double rsec;
rdeg = rmin = 0;
rsec = 0.0;
seuler_set_zxz(&se);
se.phi = sl->phi;
se.theta = sl->theta;
se.psi = sl->psi;
tstr = DatumGetPointer(DirectFunctionCall1(spheretrans_out,
PointerGetDatum(&se)));
switch (sphere_output)
{
case OUTPUT_DEG:
sprintf(out,
"( %s ), %.*gd",
tstr, sphere_output_precision, RADIANS * sl->length
);
break;
case OUTPUT_HMS:
case OUTPUT_DMS:
rad_to_dms(sl->length, &rdeg, &rmin, &rsec);
sprintf(out,
"( %s ), %2ud %2um %.*gs",
tstr, rdeg, rmin, sphere_output_precision, rsec);
break;
default:
sprintf(out,
"( %s ), %.*g",
tstr, sphere_output_precision, sl->length
);
break;
}
PG_RETURN_CSTRING(out);
}
Datum
sphereline_out(PG_FUNCTION_ARGS)
{
StringInfoData si;
SLine *sl;
SEuler se;
if (sphere_output_precision != INT_MAX)
return sphereline_out_compat(fcinfo);
sl = (SLine *) PG_GETARG_POINTER(0);
if (!sl)
PG_RETURN_NULL();
seuler_set_zxz(&se);
se.phi = sl->phi;
se.theta = sl->theta;
se.psi = sl->psi;
initStringInfo(&si);
pgs_strinfo_put_str(&si, "( ");
spheretrans_out_buffer(&si, &se);
pgs_strinfo_put_str(&si, " ), ");
switch (sphere_output)
{
case OUTPUT_DEG:
pgs_strinfo_put_d64(&si, RADIANS * sl->length);
break;
case OUTPUT_HMS:
case OUTPUT_DMS:
pgs_strinfo_put_lng_dms(&si, sl->length);
break;
default:
pgs_strinfo_put_d64(&si, sl->length);
break;
}
PG_RETURN_CSTRING(si.data);
}
static Datum
spheretrans_out_compat(PG_FUNCTION_ARGS)
{
SEuler *se = (SEuler *) PG_GETARG_POINTER(0);
char *buffer = (char *) palloc(255);
char buf[100];
char etype[4];
SPoint val[3];
unsigned char i,
t = 0;
unsigned int rdeg,
rmin;
double rsec;
val[0].lat = val[1].lat = val[2].lat = 0.0;
val[0].lng = se->phi;
val[1].lng = se->theta;
val[2].lng = se->psi;
spoint_check(&val[0]);
spoint_check(&val[1]);
spoint_check(&val[2]);
buffer[0] = '\0';
for (i = 0; i < 3; i++)
{
rdeg = rmin = 0;
rsec = 0.0;
switch (sphere_output)
{
case OUTPUT_DEG:
sprintf(&buf[0],
"%.*gd",
sphere_output_precision, RADIANS * val[i].lng);
break;
case OUTPUT_HMS:
case OUTPUT_DMS:
rad_to_dms(val[i].lng, &rdeg, &rmin, &rsec);
sprintf(&buf[0],
"%2ud %2um %.*gs",
rdeg, rmin, sphere_output_precision, rsec);
break;
default:
sprintf(&buf[0], "%.*g", sphere_output_precision, val[i].lng);
break;
}
strcat(&buf[0], ", ");
strcat(buffer, &buf[0]);
}
for (i = 0; i < 3; i++)
{
switch (i)
{
case 0:
t = se->phi_a;
break;
case 1:
t = se->theta_a;
break;
case 2:
t = se->psi_a;
break;
}
switch (t)
{
case EULER_AXIS_X:
etype[i] = 'X';
break;
case EULER_AXIS_Y:
etype[i] = 'Y';
break;
case EULER_AXIS_Z:
etype[i] = 'Z';
break;
}
}
etype[3] = '\0';
strcat(buffer, etype);
PG_RETURN_CSTRING(buffer);
}
static void
spheretrans_out_deg(StringInfo si, SPoint sp[3])
{
int i;
for (i = 0; i < 3; ++i)
{
pgs_strinfo_put_d64(si, RADIANS * sp[i].lng);
pgs_strinfo_put_str(si, ", ");
}
}
static void
spheretrans_out_rad(StringInfo si, SPoint sp[3])
{
int i;
for (i = 0; i < 3; ++i)
{
pgs_strinfo_put_d64(si, sp[i].lng);
pgs_strinfo_put_str(si, ", ");
}
}
static void
spheretrans_out_dms(StringInfo si, SPoint sp[3])
{
int i;
for (i = 0; i < 3; ++i)
{
pgs_strinfo_put_lng_dms(si, sp[i].lng);
pgs_strinfo_put_str(si, ", ");
}
}
static void
spheretrans_out_buffer(StringInfo si, const SEuler *se)
{
SPoint val[3];
unsigned char t[3];
int i;
val[0].lat = val[1].lat = val[2].lat = 0.0;
val[0].lng = se->phi;
val[1].lng = se->theta;
val[2].lng = se->psi;
t[0] = se->phi_a;
t[1] = se->theta_a;
t[2] = se->psi_a;
spoint_check(&val[0]);
spoint_check(&val[1]);
spoint_check(&val[2]);
switch (sphere_output)
{
case OUTPUT_DEG:
spheretrans_out_deg(si, val);
break;
case OUTPUT_HMS:
case OUTPUT_DMS:
spheretrans_out_dms(si, val);
break;
default:
spheretrans_out_rad(si, val);
break;
}
for (i = 0; i < 3; i++)
{
switch (t[i])
{
case EULER_AXIS_X:
pgs_strinfo_put_chr(si, 'X');
break;
case EULER_AXIS_Y:
pgs_strinfo_put_chr(si, 'Y');
break;
case EULER_AXIS_Z:
pgs_strinfo_put_chr(si, 'Z');
break;
default:
Assert(false);
}
}
}
Datum
spheretrans_out(PG_FUNCTION_ARGS)
{
StringInfoData si;
SEuler *se;
if (sphere_output_precision != INT_MAX)
return spheretrans_out_compat(fcinfo);
se = (SEuler *) PG_GETARG_POINTER(0);
if (!se)
PG_RETURN_NULL();
initStringInfo(&si);
spheretrans_out_buffer(&si, se);
PG_RETURN_CSTRING(si.data);
}
static Datum
spherepath_out_compat(PG_FUNCTION_ARGS)
{
SPATH *path = PG_GETARG_SPATH(0);
int32 i;
char *out = (char *) palloc(128 * path->npts);
char *tmp;
strcpy(out, "{");
for (i = 0; i < path->npts; i++)
{
if (i > 0)
{
strcat(out, ",");
}