import itertools
import bpy
+import mathutils
class VertexCache:
def __init__(self, size):
return strips, loose
def export(self, context, out_file, objs=None, progress=None):
+ if objs:
+ objs = [(o, mathutils.Matrix()) for i in objs]
+
if self.compound:
if objs is None:
- objs = context.selected_objects
+ objs = [(o, mathutils.Matrix()) for o in context.selected_objects]
check = objs
while check:
children = []
- for o in check:
+ for o, m in check:
for c in o.children:
if c.compound:
- children.append(c)
+ children.append((c, m*c.matrix_local))
objs += children
check = children
elif objs is None:
- objs = [context.active_object]
+ objs = [(context.active_object, mathutils.Matrix())]
if not objs:
raise Exception("Nothing to export")
- for o in objs:
+ for o, m in objs:
if o.type!="MESH":
raise Exception("Can only export Mesh data")
mesh = None
bmeshes = []
- for o in objs:
+ winding_test = False
+ for o, m in objs:
+ if o.data.winding_test:
+ winding_test = True
bmesh = o.to_mesh(context.scene, True, "PREVIEW")
bmeshes.append(bmesh)
+ me = Mesh(bmesh)
+ me.transform(m)
if not mesh:
- mesh = Mesh(bmesh)
+ mesh = me
else:
- mesh.splice(Mesh(bmesh))
+ mesh.splice(me)
if progress:
progress.set_task("Smoothing", 0.05, 0.35)
mesh.sort_vertex_groups(self.max_groups)
# Create a mapping from vertex group indices to bone indices
- group_index_map = dict((i, i) for i in range(len(objs[0].vertex_groups)))
- if objs[0].parent and objs[0].parent.type=="ARMATURE":
- armature = objs[0].parent.data
+ first_obj = objs[0][0]
+ group_index_map = dict((i, i) for i in range(len(first_obj.vertex_groups)))
+ if first_obj.parent and first_obj.parent.type=="ARMATURE":
+ armature = first_obj.parent.data
bone_indices = dict((armature.bones[i].name, i) for i in range(len(armature.bones)))
- for g in objs[0].vertex_groups:
+ for g in first_obj.vertex_groups:
if g.name in bone_indices:
group_index_map[g.index] = bone_indices[g.name]
out_file.write("indices", l.vertices[0].index, l.vertices[1].index)
out_file.end()
+ if winding_test:
+ out_file.write("winding", "COUNTERCLOCKWISE")
+
if progress:
progress.set_task("Done", 1.0, 1.0)