From: David Blasby <dblasby@gmail.com>
Date: Fri, 15 Mar 2002 17:10:49 +0000 (+0000)
Subject: ADD xmin(box3d) etc... for box3d's.
X-Git-Tag: pgis_0_7_0~27
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=dca40f3c7e785f101d818cbb77bd1f3509f09e66;p=postgis

ADD xmin(box3d) etc... for box3d's.


git-svn-id: http://svn.osgeo.org/postgis/trunk@129 b70326c6-7e19-0410-871a-916f4a2858ee
---

diff --git a/postgis.h b/postgis.h
index b85aceced..6244242a8 100644
--- a/postgis.h
+++ b/postgis.h
@@ -477,6 +477,14 @@ Datum factor_chip(PG_FUNCTION_ARGS);
 
 Datum segmentize(PG_FUNCTION_ARGS);
 
+Datum box3d_xmin(PG_FUNCTION_ARGS);
+Datum box3d_ymin(PG_FUNCTION_ARGS);
+Datum box3d_zmin(PG_FUNCTION_ARGS);
+
+Datum box3d_xmax(PG_FUNCTION_ARGS);
+Datum box3d_ymax(PG_FUNCTION_ARGS);
+Datum box3d_zmax(PG_FUNCTION_ARGS);
+
 
 
 Datum transform_geom(PG_FUNCTION_ARGS);
diff --git a/postgis.sql.in b/postgis.sql.in
index c310570b2..87b9503c9 100644
--- a/postgis.sql.in
+++ b/postgis.sql.in
@@ -632,6 +632,39 @@ CREATE FUNCTION centroid(GEOMETRY)
    AS '@MODULE_FILENAME@'
    LANGUAGE 'c' with (isstrict);
 
+
+------- bbox ops
+
+CREATE FUNCTION xmin(BOX3D)
+   RETURNS FLOAT8
+   AS '@MODULE_FILENAME@','box3d_xmin'
+   LANGUAGE 'c' with (isstrict,iscachable);
+
+CREATE FUNCTION ymin(BOX3D)
+   RETURNS FLOAT8
+   AS '@MODULE_FILENAME@','box3d_ymin'
+   LANGUAGE 'c' with (isstrict,iscachable);
+
+CREATE FUNCTION zmin(BOX3D)
+   RETURNS FLOAT8
+   AS '@MODULE_FILENAME@','box3d_zmin'
+   LANGUAGE 'c' with (isstrict,iscachable);
+
+CREATE FUNCTION xmax(BOX3D)
+   RETURNS FLOAT8
+   AS '@MODULE_FILENAME@','box3d_xmax'
+   LANGUAGE 'c' with (isstrict,iscachable);
+
+CREATE FUNCTION ymax(BOX3D)
+   RETURNS FLOAT8
+   AS '@MODULE_FILENAME@','box3d_ymax'
+   LANGUAGE 'c' with (isstrict,iscachable);
+
+CREATE FUNCTION zmax(BOX3D)
+   RETURNS FLOAT8
+   AS '@MODULE_FILENAME@','box3d_zmax'
+   LANGUAGE 'c' with (isstrict,iscachable);
+
 ------- Aggregate
 
 CREATE FUNCTION combine_bbox(BOX3D,GEOMETRY)
@@ -698,6 +731,8 @@ CREATE FUNCTION force_collection(GEOMETRY) RETURNS GEOMETRY
         AS '@MODULE_FILENAME@'  LANGUAGE 'c' with (isstrict);
 
 
+
+
 -------- GiST support functions
 create function ggeometry_consistent(opaque,GEOMETRY,int4) returns bool 
 as '@MODULE_FILENAME@'   language 'C';
diff --git a/postgis_ops.c b/postgis_ops.c
index 5823b5cb3..46d1d0f8e 100644
--- a/postgis_ops.c
+++ b/postgis_ops.c
@@ -1294,3 +1294,47 @@ GISTENTRY *rtree_decompress(PG_FUNCTION_ARGS)
     return((GISTENTRY*)PG_GETARG_POINTER(0));
 }
 
+
+PG_FUNCTION_INFO_V1(box3d_xmin);
+Datum box3d_xmin(PG_FUNCTION_ARGS)
+{
+	BOX3D		   *box1 = (BOX3D *) PG_GETARG_POINTER(0);
+
+	PG_RETURN_FLOAT8(box1->LLB.x);
+}
+
+PG_FUNCTION_INFO_V1(box3d_ymin);
+Datum box3d_ymin(PG_FUNCTION_ARGS)
+{
+	BOX3D		   *box1 = (BOX3D *) PG_GETARG_POINTER(0);
+
+	PG_RETURN_FLOAT8(box1->LLB.y);
+}
+PG_FUNCTION_INFO_V1(box3d_zmin);
+Datum box3d_zmin(PG_FUNCTION_ARGS)
+{
+	BOX3D		   *box1 = (BOX3D *) PG_GETARG_POINTER(0);
+
+	PG_RETURN_FLOAT8(box1->LLB.z);
+}
+PG_FUNCTION_INFO_V1(box3d_xmax);
+Datum box3d_xmax(PG_FUNCTION_ARGS)
+{
+	BOX3D		   *box1 = (BOX3D *) PG_GETARG_POINTER(0);
+
+	PG_RETURN_FLOAT8(box1->URT.x);
+}
+PG_FUNCTION_INFO_V1(box3d_ymax);
+Datum box3d_ymax(PG_FUNCTION_ARGS)
+{
+	BOX3D		   *box1 = (BOX3D *) PG_GETARG_POINTER(0);
+
+	PG_RETURN_FLOAT8(box1->URT.y);
+}
+PG_FUNCTION_INFO_V1(box3d_zmax);
+Datum box3d_zmax(PG_FUNCTION_ARGS)
+{
+	BOX3D		   *box1 = (BOX3D *) PG_GETARG_POINTER(0);
+
+	PG_RETURN_FLOAT8(box1->URT.z);
+}