_common.py 文件源码

def relocation_taper_and_bevel(main_ob, sub_ob, is_taper):
    # ????
    if len(main_ob.data.splines):
        if len(main_ob.data.splines[0].points):
            end_co = main_ob.matrix_world * mathutils.Vector(main_ob.data.splines[0].points[-1].co[:3])
            sub_ob.location = end_co.copy()

    # ????
    if len(main_ob.data.splines):
        spline = main_ob.data.splines[0]
        if 2 <= len(spline.points):
            # ?????????
            sub_ob.rotation_mode = 'QUATERNION'
            last_direction = main_ob.matrix_world * mathutils.Vector(spline.points[-2].co[:3]) - main_ob.matrix_world * mathutils.Vector(spline.points[-1].co[:3])
            up_direction = mathutils.Vector((0, 0, 1))
            sub_ob.rotation_quaternion = up_direction.rotation_difference(last_direction)
            # Z??
            diff_co = main_ob.matrix_world * mathutils.Vector(spline.points[-1].co[:3]) - main_ob.matrix_world * mathutils.Vector(spline.points[0].co[:3])
            rotation_z = math.atan2(diff_co.y, diff_co.x) - spline.points[-1].tilt
            if is_taper: sub_ob.rotation_quaternion *= mathutils.Quaternion((0, 0, 1), rotation_z)
            else       : sub_ob.rotation_quaternion *= mathutils.Quaternion((0, 0, 1), rotation_z - math.radians(90))