[Bf-extensions-cvs] SVN commit: /data/svn/bf-extensions [1471] trunk/py/scripts/addons/ render_povray/render.py: Fix to allow 32 bits blender with 64 bits pov and vice versa

[Maurice Raybaud]

Revision: 1471
          http://projects.blender.org/scm/viewvc.php?view=rev&root=bf-extensions&revision=1471
Author:   mauriceraybaud
Date:     2011-01-21 18:24:07 +0000 (Fri, 21 Jan 2011)
Log Message:
-----------
Fix to allow 32 bits blender with 64 bits pov and vice versa

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	2011-01-21 17:52:36 UTC (rev 1470)
+++ trunk/py/scripts/addons/render_povray/render.py	2011-01-21 18:24:07 UTC (rev 1471)
@@ -1503,10 +1503,37 @@
             import winreg
             regKey = winreg.OpenKey(winreg.HKEY_CURRENT_USER, 'Software\\POV-Ray\\v3.7\\Windows')
 
+            #64 bits blender 
             if bitness == 64:
-                pov_binary = winreg.QueryValueEx(regKey, 'Home')[0] + '\\bin\\pvengine64'
+                try:
+                    pov_binary = winreg.QueryValueEx(regKey, 'Home')[0] + '\\bin\\pvengine64'
+                except OSError:
+                    # someone might run povray 32 bits on a 64 bits blender machine
+                    try:
+                        pov_binary = winreg.QueryValueEx(regKey, 'Home')[0] + '\\bin\\pvengine'
+                    except OSError:
+                        print("POV-Ray 3.7: could not execute '%s', possibly POV-Ray isn't installed" % pov_binary)
+                    else:
+                        print("POV-Ray 3.7 64 bits could not execute, running 32 bits instead")
+                else:
+                    print("POV-Ray 3.7 64 bits found")
+                    
+                        
+            #32 bits blender            
             else:
-                pov_binary = winreg.QueryValueEx(regKey, 'Home')[0] + '\\bin\\pvengine'
+                try:
+                    pov_binary = winreg.QueryValueEx(regKey, 'Home')[0] + '\\bin\\pvengine'
+                # someone might also run povray 64 bits with a 32 bits build of blender. 
+                except OSError:
+                    try:
+                        pov_binary = winreg.QueryValueEx(regKey, 'Home')[0] + '\\bin\\pvengine64'
+                    except OSError:
+                        print("POV-Ray 3.7: could not execute '%s', possibly POV-Ray isn't installed" % pov_binary)
+                    else:
+                        print("Running POV-Ray 3.7 64 bits build with 32 bits Blender, \nYou might want to run Blender 64 bits as well.")
+                else:
+                    print("POV-Ray 3.7 32 bits found")
+                    
         else:
             # DH - added -d option to prevent render window popup which leads to segfault on linux
             extra_args.append('-d')