Введение в написание скриптов на Питоне для Блендера 2.5x. Примеры кода

            status = Motion

        elif status == Hierarchy:

            if key == 'ROOT':

                node = CNode(words, None)

                root = node

                nodes = [root]

            elif key == 'JOINT':

                node = CNode(words, node)

                nodes.append(node)

            elif key == 'OFFSET':

                (x,y,z) = (float(words[1]), float(words[2]), float(words[3]))

                if rot90:

                    node.offset = scale*Vector((x,-z,y))

                else:

                    node.offset = scale*Vector((x,y,z))

            elif key == 'END':

                node = CNode(words, node)

            elif key == 'CHANNELS':

                oldmode = None

                for word in words[2:]:

                    if rot90:

                        (index, mode, sign) = channelZup(word)

                    else:

                        (index, mode, sign) = channelYup(word)

                    if mode != oldmode:

                        indices = []

                        node.channels.append((mode, indices))

                        oldmode = mode

                    indices.append((index, sign))

            elif key == '{':

                level += 1

            elif key == '}':

                level -= 1

                node = node.parent

            else:

                raise NameError("Did not expect %s" % words[0])

        elif status == Motion:

            if key == 'FRAMES:':

                nFrames = int(words[1])

            elif key == 'FRAME' and words[1].upper == 'TIME:':

                frameTime = float(words[2])

                frameTime = 1

                status = Frames

                frame = 0

                t = 0

                bpy.ops.object.mode_set(mode='POSE')

                pbones = rig.pose.bones

                for pb in pbones:

                    pb.rotation_mode = 'QUATERNION'

        elif status == Frames:

            addFrame(words, frame, nodes, pbones, scale)

            t += frameTime

            frame += 1

    fp.close

    time2 = time.clock

    print("Bvh file loaded in %.3f s" % (time2-time1))

    return rig 

#

# channelYup(word):

# channelZup(word):

# 

def channelYup(word):

    if word == 'Xrotation':

        return ('X', Rotation, +1)

    elif word == 'Yrotation':

        return ('Y', Rotation, +1)

    elif word == 'Zrotation':

        return ('Z', Rotation, +1)

    elif word == 'Xposition':

        return (0, Location, +1)

    elif word == 'Yposition':

        return (1, Location, +1)

    elif word == 'Zposition':

        return (2, Location, +1)  

def channelZup(word):

    if word == 'Xrotation':

        return ('X', Rotation, +1)

    elif word == 'Yrotation':

        return ('Z', Rotation, +1)

    elif word == 'Zrotation':

        return ('Y', Rotation, -1)

    elif word == 'Xposition':

        return (0, Location, +1)

    elif word == 'Yposition':

        return (2, Location, +1)

    elif word == 'Zposition':

        return (1, Location, -1)  

#

# addFrame(words, frame, nodes, pbones, scale):

# 

def addFrame(words, frame, nodes, pbones, scale):

    m = 0

    for node in nodes:

        name = node.name

        try:

            pb = pbones[name]

        except:

            pb = None

        if pb:

            for (mode, indices) in node.channels:

                if mode == Location:

                    vec = Vector((0,0,0))

                    for (index, sign) in indices:

                        vec[index] = sign*float(words[m])

                        m += 1

                    pb.location = (scale * vec - node.head) * node.inverse

                    for n in range(3):

                        pb.keyframe_insert('location', index=n, frame=frame, group=name)

                elif mode == Rotation:

                    mats = []

                    for (axis, sign) in indices:

                        angle = sign*float(words[m])*Deg2Rad