Changeset 1100

Timestamp:

Mar 17, 2005, 2:36:37 PM (20 years ago)

Author:

duncan

Message:

modify extent so it returns a polygon

File:

• inundation/ga/storm_surge/pmesh/load_mesh/loadASCII.py (modified) (4 diffs)

inundation/ga/storm_surge/pmesh/load_mesh/loadASCII.py

@@ -31 +31 @@
     segment_tags : [tag,tag,...] list of strings
     triangles : [(v1,v2,v3), (v4,v5,v6),....] lists of points
-    triangle tags: [[s1],[s2],...] A list of list of strings (probably not neccecary.  a list of string should be ok)
-    triangle neighbors: [[t1,t2,t3], [t4,t5,t6],..] lists of triangles
+    triangle_tags: [[s1],[s2],...] A list of list of strings (probably not neccecary.  a list of string should be ok)
+    triangle_neighbors: [[t1,t2,t3], [t4,t5,t6],..] lists of triangles
         
     (the outline)   
@@ -419 +419 @@
      
     numVert = str(len(vertices))
-    if (numVert == "0"):
+    if (numVert == "0") or len(vertices_attributes) == 0:
         numVertAttrib = "0"
     else:
@@ -519 +519 @@
         mesh_dict['region_max_areas'] = []
     
+ 
+    if not mesh_dict.has_key('vertices'):
+        mesh_dict['vertices'] = []
+    if not mesh_dict.has_key('vertex_attributes'):
+        mesh_dict['vertex_attributes'] = []
+    if not mesh_dict.has_key('vertex_attribute_titles'):
+        mesh_dict['vertex_attribute_titles'] = []
+    if not mesh_dict.has_key('segments'):
+        mesh_dict['segments'] = []
+    if not mesh_dict.has_key('segment_tags'):
+        mesh_dict['segment_tags'] = []
+    if not mesh_dict.has_key('triangles'):
+        mesh_dict['triangles'] = []
+    if not mesh_dict.has_key('triangle_tags'):
+        mesh_dict['triangle_tags'] = []
+    if not mesh_dict.has_key('triangle_neighbors'):
+        mesh_dict['triangle_neighbors'] = []
     #print "DSG************"
     #print "mesh_dict",mesh_dict 
@@ -963 +980 @@
         if y > max_y: max_y = y
         if y < min_y: min_y = y
-    extent = array([[min_x,min_y],[max_x,min_y],[min_x,max_y],[max_x,max_y]])
+    extent = array([[min_x,min_y],[max_x,min_y],[max_x,max_y],[min_x,max_y]])
     #print "extent",extent 
     return extent