[postgis-tickets] [SCM] PostGIS branch master updated. 3.4.0rc1-348-g71d841f45

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      from  5aea68f0f785d06e280740bba208d0503f24a744 (commit)

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- Log -----------------------------------------------------------------
commit 71d841f45119ce598865d502a1ed5a642b025cc5
Author: Paul Ramsey <pramsey at cleverelephant.ca>
Date:   Thu Sep 7 13:32:32 2023 -0700

    Include min elevation when in polygonize mode for ST_Contour

diff --git a/raster/rt_core/rt_gdal.c b/raster/rt_core/rt_gdal.c
index 1d12d7dcc..95038b256 100644
--- a/raster/rt_core/rt_gdal.c
+++ b/raster/rt_core/rt_gdal.c
@@ -136,6 +136,7 @@ int rt_raster_gdal_contour(
 	/* For building out options list */
 	stringbuffer_t sb;
 	char **papszOptList = NULL;
+	const char* elev_field = polygonize ? "ELEV_FIELD_MIN" : "ELEV_FIELD";
 
 	_rti_contour_arg arg;
 	_rti_contour_arg_init(&arg);
@@ -223,7 +224,8 @@ int rt_raster_gdal_contour(
 	}
 
 	stringbuffer_aprintf(&sb, "ID_FIELD=%d ", 0);
-	stringbuffer_aprintf(&sb, "ELEV_FIELD=%d ", 1);
+	stringbuffer_aprintf(&sb, "%s=%d ", elev_field, 1);
+
 	stringbuffer_aprintf(&sb, "POLYGONIZE=%s ", polygonize ? "YES" : "NO");
 
 	papszOptList = CSLTokenizeString(stringbuffer_getstring(&sb));

-----------------------------------------------------------------------

Summary of changes:
 raster/rt_core/rt_gdal.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)


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