DAE吐く前の加工的な何か

gistfile1.py

# -*- coding: utf-8 -*-
import bpy.ops
import bmesh
import os

workdir = os.path.dirname(bpy.data.filepath)
os.chdir(workdir)
outdir = os.path.join(workdir, 'out')
rev = os.popen("git log --pretty=oneline -1 head.blend export.py | cut --fields=1 --delimiter=' '").read()[0:6]


def export_head():
    for suffix in ["lod0", "lod1", "lod2"]:
        export_base(suffix)
        export_morphs(suffix)


# 基本形状をエクスポート
def export_base(suffix):
    bpy.ops.scene.new()
    bpy.context.scene.name = 'Export Base' + suffix
    if suffix == "lod0":
        bpy.ops.object.add_named(name='Head')
    else:
        bpy.ops.object.add_named(name='Head' + suffix)

    bpy.ops.object.mode_set(mode='EDIT')
    bpy.ops.mesh.reveal()
    bpy.ops.object.mode_set(mode='OBJECT')

    apply_modifiers()
    bpy.ops.mesh.separate(type='MATERIAL')

    for obj in bpy.context.scene.objects.values():
        obj.active_material_index = 0
        obj.name = obj.active_material.name + suffix + '_' + rev
        split_sides(obj)
        add_bounding(obj)

    bpy.ops.object.select_all(action='SELECT')
    bpy.ops.export.sl_collada(filepath=os.path.join(outdir, 'base' + suffix + '_' + rev + '.dae'),
                              exportIncludeUVTextures=False)

    bpy.ops.scene.delete()


# 表情形状をエクスポート
def export_morphs(suffix):
    shape_key_names = bpy.data.meshes['Head'].shape_keys.key_blocks.keys()
    for name in shape_key_names:
        export_morph(name, suffix)


def export_morph(name, suffix):
    s = name.split('_', 2)
    if len(s) < 2:
        return

    bpy.ops.scene.new()
    bpy.context.scene.name = 'Export ' + suffix + name
    if suffix == "lod0":
        bpy.ops.object.add_named(name='Head')
    else:
        bpy.ops.object.add_named(name='Head' + suffix)

    bpy.ops.object.mode_set(mode='EDIT')
    bpy.ops.mesh.reveal()
    bpy.ops.object.mode_set(mode='OBJECT')

    apply_shape_key(name)
    apply_modifiers()
    bpy.ops.mesh.separate(type='MATERIAL')

    for obj in bpy.context.scene.objects.values():
        obj.active_material_index = 0
        if(obj.active_material.name == s[0]):
            obj.name = name + '_' + rev
            split_sides(obj)
            add_bounding(obj)
            bpy.ops.object.select_all(action='DESELECT')
            obj.select = True
            bpy.ops.export.sl_collada(filepath=os.path.join(outdir, name + suffix + '_' + rev + '.dae'),
                                      exportIncludeUVTextures=False,
                                      weld_to_all_visible=True)

    bpy.ops.scene.delete()


# 指定名称のシェイプキーを適用
def apply_shape_key(name):
    obj = bpy.context.active_object

    obj.active_shape_key_index = 0
    while obj.active_shape_key:
        if obj.active_shape_key.name == name:
            obj.active_shape_key.value = 1.0
        else:
            obj.active_shape_key.value = 0.0
        obj.active_shape_key_index += 1

    obj.active_shape_key_index = 0
    while obj.active_shape_key:
        if obj.active_shape_key.name == name:
            obj.active_shape_key_index += 1
        else:
            bpy.ops.object.shape_key_remove()

def apply_modifiers():
    bpy.context.active_object.active_shape_key_index = 0
    bpy.ops.object.shape_key_remove(all=True)
    bpy.ops.object.modifier_apply(modifier='Mirror')
    bpy.ops.object.modifier_apply(modifier='Subsurf')


# モデルの右半分と左半分を別面(SL Prim Side)にする
def split_sides(obj):
    for vert in obj.data.vertices:
        vert.select = vert.co.x <= 0.001

    bpy.context.scene.objects.active = obj
    bpy.ops.object.mode_set(mode='EDIT')
    bpy.ops.object.material_slot_add()
    bpy.ops.object.material_slot_assign()
    bpy.ops.object.mode_set(mode='OBJECT')

def add_bounding(obj):
    bpy.ops.object.select_all(action='DESELECT')
    bpy.ops.object.add_named(name='Bounding')
    bpy.ops.object.select_pattern(pattern=obj.name, extend=True)
    bpy.context.scene.objects.active = obj
    bpy.ops.object.join()

export_head()