[Bf-extensions-cvs] SVN commit: /data/svn/bf-extensions [1433] trunk/py/scripts/addons/ render_povray/render.py: Speedup1: Storing faces in me_faces

[Constantin Rahn]

Revision: 1433
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-extensions&revision=1433
Author:   conz
Date:     2011-01-18 21:18:27 +0000 (Tue, 18 Jan 2011)
Log Message:
-----------
Speedup1: Storing faces in me_faces

Modified Paths:
--------------
    trunk/py/scripts/addons/render_povray/render.py

Modified: trunk/py/scripts/addons/render_povray/render.py
===================================================================
--- trunk/py/scripts/addons/render_povray/render.py	2011-01-18 20:51:15 UTC (rev 1432)
+++ trunk/py/scripts/addons/render_povray/render.py	2011-01-18 21:18:27 UTC (rev 1433)
@@ -667,10 +667,11 @@
             me = ob.data
             importance=ob.pov_importance_value            
             me_materials = me.materials
+            me_faces = me.faces[:]
 
             me = ob.create_mesh(scene, True, 'RENDER')
 
-            if not me or not me.faces:
+            if not me or not me_faces:
                 continue
 
             if info_callback:
@@ -691,8 +692,8 @@
             except AttributeError:
                 vcol_layer = None
 
-            faces_verts = [f.vertices[:] for f in me.faces]
-            faces_normals = [tuple(f.normal) for f in me.faces]
+            faces_verts = [f.vertices[:] for f in me_faces]
+            faces_normals = [tuple(f.normal) for f in me_faces]
             verts_normals = [tuple(v.normal) for v in me.vertices]
 
             # quads incur an extra face
@@ -714,7 +715,7 @@
 
             # Build unique Normal list
             uniqueNormals = {}
-            for fi, f in enumerate(me.faces):
+            for fi, f in enumerate(me_faces):
                 fv = faces_verts[fi]
                 # [-1] is a dummy index, use a list so we can modify in place
                 if f.use_smooth: # Use vertex normals
@@ -775,7 +776,7 @@
 
             if me.vertex_colors:
 
-                for fi, f in enumerate(me.faces):
+                for fi, f in enumerate(me_faces):
                     material_index = f.material_index
                     material = me_materials[material_index]
 
@@ -1057,8 +1058,8 @@
 
             # Face indices
             tabWrite('face_indices {\n')
-            tabWrite('%d' % (len(me.faces) + quadCount)) # faces count
-            for fi, f in enumerate(me.faces):
+            tabWrite('%d' % (len(me_faces) + quadCount)) # faces count
+            for fi, f in enumerate(me_faces):
                 fv = faces_verts[fi]
                 material_index = f.material_index
                 if len(fv) == 4:
@@ -1106,7 +1107,7 @@
 
             # normal_indices indices
             tabWrite('normal_indices {\n')
-            tabWrite('%d' % (len(me.faces) + quadCount)) # faces count
+            tabWrite('%d' % (len(me_faces) + quadCount)) # faces count
             for fi, fv in enumerate(faces_verts):
 
                 if len(fv) == 4:
@@ -1115,7 +1116,7 @@
                     indices = ((0, 1, 2),)
 
                 for i1, i2, i3 in indices:
-                    if me.faces[fi].use_smooth:
+                    if me_faces[fi].use_smooth:
                         file.write(',\n')
                         tabWrite('<%d,%d,%d>' %\
                         (uniqueNormals[verts_normals[fv[i1]]][0],\
@@ -1131,7 +1132,7 @@
 
             if uv_layer:
                 tabWrite('uv_indices {\n')
-                tabWrite('%d' % (len(me.faces) + quadCount)) # faces count
+                tabWrite('%d' % (len(me_faces) + quadCount)) # faces count
                 for fi, fv in enumerate(faces_verts):
 
                     if len(fv) == 4: