Support for exporting armatures and vertex groups

[libs/gl.git] / blender / io_mspgl / mesh.py

diff --git a/blender/io_mspgl/mesh.py b/blender/io_mspgl/mesh.py
index aa8df8d254665d4240b50a34934753515a56e96c..fc31a1252a630fa0ef03fff894b7b735d31e2a78 100644 (file)
--- a/blender/io_mspgl/mesh.py
+++ b/blender/io_mspgl/mesh.py
@@ -43,11 +43,13 @@ class Vertex:
                        self.uvs = mv.uvs[:]
                        self.tan = mv.tan
                        self.bino = mv.bino
+                       self.group_weight_scale = mv.group_weight_scale
                else:
                        self._mvert = mv
                        self.uvs = []
                        self.tan = None
                        self.bino = None
+                       self.group_weight_scale = 1
                self.flag = False
                self.faces = []
 
@@ -361,6 +363,12 @@ class Mesh:
                        if v.bino.length:
                                v.bino.normalize()
 
+       def sort_vertex_groups(self, max_groups):
+               for v in self.vertices:
+                       if v.groups:
+                               v.groups = sorted(v.groups, key=(lambda g: g.weight), reverse=True)
+                               v.group_weight_scale = 1.0/sum(g.weight for g in v.groups[:max_groups])
+
        def create_strip(self, face, max_len):
                # Find an edge with another unused face next to it
                edge = None