some small stuff

3 files changed, 36 insertions, 6 deletions

diff --git a/__init__.py b/__init__.py
index 998f396..d20580a 100644
--- a/__init__.py
+++ b/__init__.py
@@ -3,7 +3,7 @@
 # https://web.archive.org/web/20210925181415/https://blenderbrew.com/custom-application-templates-in-blender/
 
 # blenxy module
-import importlib, bpy
+import importlib, bpy, sys
 
 # import the submmodules needed
 # all submodules have a register/unregister function
@@ -48,13 +48,15 @@ def unload_blenxy_stuff(dummy):
 def register():
   
   # print the welcome
-  print("\nWelcome to Blenxy!\n")  
+  print("\nWelcome to Blenxy!")  
+  print("Running on Blender: %s\n" % (bpy.app.version.__str__()))
+  
   # add this function to load_post first
   bpy.app.handlers.load_post.append(unload_blenxy_stuff)
   # add the register functions to load_post (old_blenxy_modules)
   for mod in blenxy_modules:
     bpy.app.handlers.load_post.append(mod.register)
-
+  
 # unregister function that blender will call when a new template is loaded
 def unregister():
   
diff --git a/bck_export.py b/bck_export.py
index 696f9ce..969152e 100644
--- a/bck_export.py
+++ b/bck_export.py
@@ -234,6 +234,11 @@ def export_bck_func(options, context):
   
   # done!
   blender_funcs.disp_msg("BCK animation \"%s\" written" % (file_ops.get_file_name(options.filepath)))
+  
+  print("\nLMAO\n")
+  print(options.filepath)
+  print("\nLMAO\n")
+  
   return {"FINISHED"}
 
 # Stuff down is for the menu appending
diff --git a/collada_superbmd_export.py b/collada_superbmd_export.py
index f1b1486..1afae87 100644
--- a/collada_superbmd_export.py
+++ b/collada_superbmd_export.py
@@ -35,6 +35,19 @@ def write_bmd_bdl_collada(context, filepath, triangulate):
       blender_funcs.disp_msg("\"%s\": contains non-mesh object (%s)." % (armature.name, child.name))
       return {"FINISHED"}
   
+  # check if there is a single "root level" bone
+  # SuperBMD/SMG needs a sigle root bone and the rest must be added as a child to that bone
+  bone_with_no_parent_found = False
+  for bone in armature.data.bones:
+    # the root bone has been found
+    if (bone.parent == None):
+      if (bone_with_no_parent_found == False):
+        bone_with_no_parent_found = True
+      else: # second root bone?
+        blender_funcs.disp_msg("\"%s\": has 2 or more root level bones (max is 1)."
+                               % (armature.name, child.name))
+        return {"FINISHED"}
+  
   # check if all meshes have an armature modifier that is
   # assigned to the armature object and it is binded to
   # vertex groups if none of those are just create them,
@@ -62,15 +75,25 @@ def write_bmd_bdl_collada(context, filepath, triangulate):
   for mesh in armature.children:
     for v_group in mesh.vertex_groups:
       if (v_group.name not in bone_name_list):
-        blender_funcs.disp_msg(("\"%s\": contains non-valid vert group \"%s\"."  % (mesh.name, v_group.name))
+        blender_funcs.disp_msg(("\"%s\": contains non-valid vertex group \"%s\"."  % (mesh.name, v_group.name))
                                + " Unable to continue.")
         return {"FINISHED"}
+  
   # vertex weight check
   for mesh in armature.children:
     for vertex in mesh.data.vertices:
+      # check if the vertex is assigned to at least a single vertex group
       if (len(vertex.groups) == 0):
-        blender_funcs.disp_msg(("\"%s\": contains unweighted vertices."
-                               % (mesh.name)) + " Unable to continue.")
+        blender_funcs.disp_msg(("\"%s\": contains unweighted vertices." % (mesh.name))
+                               + " Unable to continue.")
+        return {"FINISHED"}
+      # check if vertex weights are normalized
+      vertex_weight = 0
+      for group in vertex.groups:
+        vertex_weight += group.weight
+      if (vertex_weight > 1.0):
+        blender_funcs.disp_msg(("\"%s\": contains non normalized weight in vertices." % (mesh.name))
+                               + " Unable to continue.")
         return {"FINISHED"}
   
   # get the object names