Changes between Version 20 and Version 21 of PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools/test

Timestamp:

Aug 28, 2012, 2:24:43 PM (12 years ago)

Author:

qliu

Comment:

—

PostGIS_Raster_SoC_Idea_2012/Distance_Analysis_Tools/test

@@ -121 +121 @@
     result:[[BR]][[BR]]
     [[Image(test_eudist_1_b_i_4.gif)]][[BR]]
------- 1-b-ii: Generate Euclidean Distance from a set of raster specifications:
--------- 1-b-ii-1: Snap is True; Max distance NOT specified:
--------- 1-b-ii-2: Snap is False; Max distance NOT specified:
--------- 1-b-ii-3: Snap is True; Max distance is specified:
--------- 1-b-ii-4: Snap is False; Max distance is specified:
-
----- 1-c: Source geometry partially outside of the extent of the desired raster:
------- 1-c-i: Generate Euclidean Distance from a one-band reference raster
--------- 1-c-i-1: Snap is True; Max distance NOT specified:
--------- 1-c-i-2: Snap is False; Max distance NOT specified:
--------- 1-c-i-3: Snap is True; Max distance is specified:
--------- 1-c-i-4: Snap is False; Max distance is specified:
+  1-b-ii: Generate Euclidean Distance from a set of raster specifications:
+   1-b-ii-1: Snap is True; Max distance NOT specified:
+{{{
+#!
+sql
+CREATE TABLE test_eudist_1_b_ii_1 AS (SELECT 1 AS rid,ST_EuclideanDistance(10,10,0,0,1,1,0,0,4326,NULL,'32BF','public','test_source_geometry_1_b','the_geom',True) AS rast FROM test_ref_raster_1);
+}}}
+    result: same as test_eudist_1_b_i_1.gif[BR]][[BR]]
+   1-b-ii-2: Snap is True; Max distance is specified:
+{{{
+#!
+sql
+CREATE TABLE test_eudist_1_b_ii_2 AS (SELECT 1 AS rid,ST_EuclideanDistance(10,10,0,0,1,1,0,0,4326,NULL,'32BF','public','test_source_geometry_1_b','the_geom',True,15) AS rast FROM test_ref_raster_1);
+}}}
+    result: same as test_eudist_1_b_i_2.gif[BR]][[BR]]
+   1-b-ii-3: Snap is False; Max distance NOT specified:
+{{{
+#!
+sql
+CREATE TABLE test_eudist_1_b_ii_3 AS (SELECT 1 AS rid,ST_EuclideanDistance(10,10,0,0,1,1,0,0,4326,NULL,'32BF','public','test_source_geometry_1_b','the_geom',False) AS rast FROM test_ref_raster_1);
+}}}
+    result: same as test_eudist_1_b_i_3.gif[BR]][[BR]]
+   1-b-ii-4: Snap is False; Max distance is specified:
+{{{
+#!
+sql
+CREATE TABLE test_eudist_1_b_ii_4 AS (SELECT 1 AS rid,ST_EuclideanDistance(10,10,0,0,1,1,0,0,4326,NULL,'32BF','public','test_source_geometry_1_b','the_geom',False,15) AS rast FROM test_ref_raster_1);
+}}}
+    result: same as test_eudist_1_b_i_4.gif[BR]][[BR]]
+[[BR]]
+  1-c: Source geometry partially outside of the extent of the desired raster:
+{{{
+#!sql
+CREATE TABLE test_source_raster_1_c AS SELECT 1 AS rid,rast FROM (SELECT ST_MakeEmptyRaster(10,10,-5,-2,1,1,0,0,4326) AS rast)foo;
+CREATE TABLE test_source_geometry_1_c AS SELECT generate_series(1,10) AS id,ST_RandomPoints(the_geom,10) AS the_geom FROM (SELECT ST_SetSRID(ST_Extent(rast::geometry),4326) AS the_geom FROM test_source_raster_1_c)foo;
+}}}
+   1-c-i: Generate Euclidean Distance from a one-band reference raster:
+{{{
+#!
+sql
+CREATE TABLE test_eudist_1_c_i_1 AS (SELECT 1 AS rid,ST_EuclideanDistance(rast,'32BF','public','test_source_geometry_1_c','the_geom',True) AS rast FROM test_ref_raster_1);
+}}}
+    result:[[BR]][[BR]]
+    [[Image(test_eudist_1_c_i_1.gif)]][[BR]]
+   1-c-i-2: Snap is True; Max distance is specified:
+{{{
+#!
+sql
+CREATE TABLE test_eudist_1_c_i_2 AS (SELECT 1 AS rid,ST_EuclideanDistance(rast,'32BF','public','test_source_geometry_1_c','the_geom',True,6) AS rast FROM test_ref_raster_1);
+}}}
+    result:[[BR]][[BR]]
+    [[Image(test_eudist_1_c_i_2.gif)]][[BR]]
+   1-c-i-3: Snap is False; Max distance NOT specified:
+{{{
+#!
+sql
+CREATE TABLE test_eudist_1_c_i_3 AS (SELECT 1 AS rid,ST_EuclideanDistance(rast,'32BF','public','test_source_geometry_1_c','the_geom',False) AS rast FROM test_ref_raster_1);
+}}}
+    result:[[BR]][[BR]]
+    [[Image(test_eudist_1_c_i_3.gif)]][[BR]]
+   1-c-i-4: Snap is False; Max distance is specified:
+{{{
+#!
+sql
+CREATE TABLE test_eudist_1_c_i_4 AS (SELECT 1 AS rid,ST_EuclideanDistance(rast,'32BF','public','test_source_geometry_1_c','the_geom',False,6) AS rast FROM test_ref_raster_1);
+}}}
+    result:[[BR]][[BR]]
+    [[Image(test_eudist_1_c_i_4.gif)]][[BR]]
+
 
 ------ 1-c-ii: Generate Euclidean Distance from a set of raster specifications: