Add the ability to save the extra model parameters.

The params are eye position, flags and synctype. Provision is made for
reading them from a text block on export, but nothing is done other than
retrieving the text block.

tools/io_mesh_qfmdl/export_mdl.py

@@ -168,6 +168,10 @@ def export_mdl(operator, context, filepath):
                         "Mesh has faces with more than 3 vertices.")
         return {'CANCELLED'}
     mdl = MDL(obj.name)
+    #FIXME this should be configurable
+    #FIXME use it
+    if mdl.name in bpy.data.texts:
+        mdl.script = bpy.data.texts[mdl.name].as_string()
     make_skin(mdl, mesh)
     mdl.tris, mdl.stverts, vertmap = build_tris(mesh)
     convert_stverts (mdl, mdl.stverts)

tools/io_mesh_qfmdl/import_mdl.py

@@ -231,6 +231,15 @@ def merge_frames(mdl):
         mdl.frames[i:j] = [f]
         i += 1
 
+def write_text(mdl):
+    string = "$eyeposition %g %g %g\n" % mdl.eyeposition
+    string += "$flags %d\n" % mdl.flags
+    if mdl.synctype:
+        string += "$sync\n"
+    txt = bpy.data.texts.new(mdl.name)
+    txt.from_string(string)
+    return txt.name
+
 def import_mdl(operator, context, filepath):
     bpy.context.user_preferences.edit.use_global_undo = False
 
@@ -260,6 +269,9 @@ def import_mdl(operator, context, filepath):
         merge_frames(mdl)
         build_actions(mdl)
 
+    operator.report({'INFO'},
+        "Extra settings saved in the %s text block." % write_text(mdl))
+
     mdl.mesh.update()
 
     bpy.context.user_preferences.edit.use_global_undo = True