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aniMeta.py
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# -*- coding: UTF-8 -*-
'''
Copyright (c) 2018-2022 Prof. Jan Berger, Hochschule fuer Technik und Wirtschaft Berlin, Germany
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
associated documentation files (the "Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
sell copies of the Software, and to permit persons to whom the Software is furnished to do so,
subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or
substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Autodesk® Maya® is a registered trademark of Autodesk Inc.
All other brand names, product names or trademarks belong to their respective holders.
Supported Maya Versions:
2020-2023
Supported OS:
Any OS supported by Maya
'''
import sys
import json
import os
import math
import inspect
import shutil
import ast
import copy
import maya.api.OpenMaya as om
import maya.api.OpenMayaAnim as oma
import maya.cmds as mc
import maya.mel as mm
from maya.app.general.mayaMixin import MayaQWidgetDockableMixin
from maya import OpenMayaUI as omui
maya_version = int( mc.about(version=True) )
if maya_version < 2025:
from PySide2.QtCore import *
from PySide2.QtGui import *
from PySide2.QtWidgets import *
from PySide2 import QtCore
from shiboken2 import wrapInstance
else:
from PySide6.QtCore import *
from PySide6.QtGui import *
from PySide6.QtWidgets import *
from PySide6 import QtCore
from shiboken6 import wrapInstance
from functools import partial
px = omui.MQtUtil.dpiScale
kPluginName = 'aniMeta'
kPluginVersion = '01.00.151'
kLeft, kRight, kCenter, kAll, kSelection = range( 5 )
kHandle, kIKHandle, kJoint, kMain, kBodyGuide, kBipedRoot, kQuadrupedRoot, kCustomHandle, kBodyGuideLock, kBipedRootUE = range(10)
kBiped, kBipedUE, kQuadruped, kCustom = range(4)
kRigTypeString = ['Biped', 'BipedUE', 'Quadruped', 'Custom' ]
kLocal, kWorld, kParent = range(3)
kBasic, kSymmetricTranslation, kSymmetricRotation, kAuto = range( 4 )
kTorso, kArm, kHand, kLeg, kHead, kFace = range(6)
kPairBlend, kPairBlendTranslate, kPairBlendRotate = range(3)
kRigStateBind, kRigStateGuide, kRigStateControl = range(3)
kXYZ, kYZX, kZXY, kXZY, kYXZ, kZYX = range(6)
kFK, kIK = range(2)
curveType = [ 'animCurveTA', 'animCurveTL', 'animCurveTT', 'animCurveTU',
'animCurveUA', 'animCurveUL', 'animCurveUT', 'animCurveUU' ]
floatDataTypes = [ 'double', 'doubleLinear' ]
angleDataTypes = ['doubleAngle']
static, animCurve = range( 2 )
attrInput = [ 'static', 'animCurve' ]
floatPrec = 5
py_version = float( sys.version[0:3] )
def maya_useNewAPI():
"""
We need this for Maya Python API 2.0
"""
pass
class AniMeta( object ):
aniMetaDataAttrName = 'aniMetaData'
hik_side = [ 'Center', 'Left', 'Right', 'None' ]
hik_type = [ 'None', 'Root', 'Hip', 'Knee', 'Foot',
'Toe', 'Spine', 'Neck', 'Head', 'Collar',
'Shoulder', 'Elbow', 'Hand', 'Finger', 'Thumb',
'PropA', 'PropB', 'PropC', 'Other', 'Index Finger',
'Middle Finger', 'Ring Finger', 'Pinky Finger', 'Extra Finger', 'Big Toe',
'Index Toe', 'Middle Toe', 'Ring Toe', 'Pinky Toe', 'Extra Toe']
attrs = ['tx', 'ty', 'tz', 'rx', 'ry', 'rz', 'sx', 'sy', 'sz', 'ro', 'jox', 'joy', 'joz', 'side', 'type', 'radius' ]
defaults = [ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.0, 1.0, 1.0, 0, 0.0, 0.0, 0.0, 0, 0, 1 ]
kBasic, kSymmetricTranslation, kSymmetricRotation = range( 3 )
kParent, kOrient, kPoint, kAim = range(4)
kCube, kSphere, kPipe = range(3)
ui = None
def __init__( self ):
self.workspace = mc.workspace( query=True, fn=True )
self.folder_aniMeta = 'aniMeta'
self.folder_pose = os.path.join( self.workspace, self.folder_aniMeta, 'Pose' )
self.folder_anim = os.path.join( self.workspace, self.folder_aniMeta, 'Anim' )
self.folder_rig = os.path.join( self.workspace, self.folder_aniMeta, 'Rig' )
self.check_folder( self.folder_pose )
self.check_folder( self.folder_anim )
self.check_folder( self.folder_rig )
# Required plug-in that may or may not already be loaded
mc.loadPlugin("mayaHIK", quiet=True)
def check_folder (self, folder):
if not os.path.isdir( folder ):
try:
os.makedirs( folder )
except:
mc.warning('aniMeta: There was a problem creating folder', folder)
def create_ui( self, *args ):
self.ui = AniMetaUI()
self.update_ui()
def find_node( self, root, nodeName ):
'''
Finds a DAG node within the specified character node, useful when multiple rigs are present.
:param root: The character`s name.
:param nodeName: The DAG node to look for
:return: A string with the long DAG path to the node or None if the node is not found.
'''
if nodeName is None:
return None
if root is None:
return None
nodeNameShort = self.short_name(nodeName)
if not root:
mc.warning( 'aniMeta: Character is not specified, please select it from the Character Editor.')
# Remove colons in case rig is referenced
if ':' in nodeNameShort:
buff = nodeNameShort.split(':')
nodeNameShort = buff[len(buff) - 1]
nodes = mc.listRelatives( root, ad=True, c=True, f=True) or []
for node in nodes:
currentNode = self.short_name(node)
# Remove colons in case rig is referenced
if ':' in currentNode:
buff = currentNode.split(':')
currentNode = buff[len(buff) - 1]
if currentNode == nodeNameShort:
return node
return None
def get_active_char( self ):
'''
Gets the selected character from the character list.
:return: the selected character
'''
list = self.get_char_list()
if list is not None:
count = list.count()
if count > 0:
char = list.currentText()
if mc.objExists( char ):
return char
else:
return None
else:
return None
def get_char_list( self ):
ptr = None
try:
ptr = omui.MQtUtil.findControl( 'aniMetaUI' )
except:
#mc.warning( 'aniMeta find char: Can not find UI.' )
return None
widget = None
try:
if py_version < 3:
widget = wrapInstance( long( ptr ), QWidget )
else:
# Python 3 doesn`t featrue the long data type anymore, so we can simply use int
widget = wrapInstance( int( ptr ), QWidget )
except:
mc.warning( 'aniMeta find char: please select a character in the character editor' )
return None
list = None
try:
list = widget.findChild( QComboBox, 'aniMetaCharList' )
except:
#mc.warning( 'aniMeta find char: Can not find character list.' )
return None
return list
def get_metaData( self, node, attr = aniMetaDataAttrName ):
data = { }
try:
if mc.attributeQuery( attr, exists = True, node = node ):
data = eval( mc.getAttr( node + '.' + attr ) )
except:
pass
return data
def get_nodes( self, root, dict = None, attr = aniMetaDataAttrName, hierarchy = True ):
if dict is None:
dict = { }
if root is not None:
if hierarchy:
if not mc.objExists( root ):
mc.warning( root + ' does not exist.' )
return False
else:
if len( root ) > 0:
for r in root:
if not mc.objExists( r ):
mc.warning( 'Object ' + r + ' does not exist.' )
if len( dict ) == 0:
mc.warning( 'Please specify which metaData to look for.' )
return False
keys = sorted( dict.keys() )
keyCount = len( dict.keys() )
nodes = [ ]
if hierarchy:
nodes = mc.listRelatives( root, children = True, ad = True, pa = True ) or [ ]
nodes.append( root )
else:
nodes = root
if root is None:
nodes = mc.ls()
matches = [ ]
for node in nodes:
if self.match_metaData( node, dict ):
# The IK nodes have pipes and we dont want those here
if '|' in node:
node = node.split('|')
node = node[ len( node ) - 1 ]
matches.append( node )
matches = sorted( matches )
return matches
def get_mobject( self, node ):
if isinstance( node, om.MDagPath ):
return node.node()
try:
list = om.MSelectionList()
list.add( node )
obj = list.getDependNode( 0 )
return obj
except:
print ( 'Can not get an MObject from ', node )
return None
def get_path ( self, nodeName, showWarnings=True ):
'''
Returns the MDagPath of a given maya node`s string name, the verbose flag enables/disables warnings
:rtype:
'''
if isinstance( nodeName, om.MDagPath ):
return nodeName
if nodeName is not None:
obj = self.get_mobject( nodeName )
if obj is not None:
dagPath = om.MDagPath()
if obj != om.MObject().kNullObj :
dagPath = om.MDagPath.getAPathTo( obj )
else:
if showWarnings:
print( 'get_path: can not get a valid MDagPath:', nodeName)
return None
return dagPath
return None
def get_scene_info( self ):
dict = { }
dict[ 'time' ] = mc.currentUnit( query = True, time = True )
dict[ 'angle' ] = mc.currentUnit( query = True, angle = True )
dict[ 'linear' ] = mc.currentUnit( query = True, linear = True )
dict[ 'fileName' ] = mc.file( q = True, sceneName = True )
dict[ 'maya' ] = mc.about( version = True )
dict[ 'aniMeta' ] = kPluginVersion
return dict
def match_metaData( self, node = 'myNode', dict = None ):
'''
Returns True if the given node`s metaData attr dict matches the Keys and Values of the dict argument
:param node: the node to check
:param dict: the dictionary with the matching criteria
:return: True if it matches ALL keys and values, otherwise returns False
'''
if dict is None:
dict = { }
metaData = self.get_metaData( node )
if len( metaData ) > 0:
keys = sorted( dict.keys() )
keyCount = len( dict.keys() )
matches = [ ]
if len( metaData ) > 0:
keyMatch = 0
for key in keys:
if key in metaData:
if dict[ key ] == metaData[ key ]:
keyMatch += 1
# if we want both sides ...
# before it was just if, keeping an eye on it
elif key == 'Side' and dict[ 'Side' ] == kAll:
keyMatch += 1
if keyMatch == keyCount:
return True
return False
def set_attr( self, node, attr, value, setKeyframe = False ):
if isinstance( node, om.MDagPath ):
node = node.fullPathName()
if mc.objExists( node ):
if mc.objExists( node + '.' + attr ):
if mc.getAttr( node + '.' + attr, se = True ):
if setKeyframe is False:
mc.setAttr( node + '.' + attr, value )
else:
mc.setKeyframe( node, attribute = attr, value = value )
def set_metaData( self, node, data = None, attr = aniMetaDataAttrName ):
if data is None:
data = { }
node_path = self.get_path( node )
if node_path is not None:
if not mc.attributeQuery( attr, exists = True, node = node_path.fullPathName() ):
mc.addAttr( node_path.fullPathName(), ln = attr, dt = "string" )
mc.setAttr( node_path.fullPathName() + '.' + attr, str( data ), typ = 'string' )
def short_name( self, node ):
if node is not None:
if isinstance( node, str ) :
buff = node.split('|')
return buff[len(buff)-1]
elif isinstance( node, om.MDagPath ):
buff = node.fullPathName().split('|')
return buff[len(buff)-1]
else:
print('aniMeta.short_name: unknown node type ', node , node.__class__.__name__ )
else:
return None
def update_ui( self, *args, **kwargs ):
ptr = omui.MQtUtil.findControl( 'aniMetaUI' )
if ptr is not None:
ui = AniMetaUI( create = False )
ui.char_list_refresh()
if 'picker' in kwargs:
ui = AniMetaUI( create = True )
ui.char_list_refresh()
class Menu(AniMeta):
menuName = 'aniMeta'
mainWindow = 'MayaWindow'
menu = None
def create( self ):
char = Char()
self.delete()
self.menu = mc.menu( self.menuName, parent = self.mainWindow )
######################################################################################
#
# Menu
mc.menuItem( label = 'Character Editor', c= self.create_ui )
##################################################################################
#
# Character
mc.menuItem( label = 'Character', sm = True, to = True, parent = self.menu )
mc.menuItem( label = 'Create', divider=True )
mc.menuItem( label = 'Biped', c = partial( char.create, name='Adam', type=kBiped ) )
mc.menuItem( label = 'Biped UE', c = partial( char.create, name='Adam', type=kBipedUE ) )
# Character
#
##################################################################################
##################################################################################
#
# Rigging
riggingMenu = mc.menuItem( label = 'Rig', sm = True, to = True, parent = self.menu )
rig = Rig()
mc.setParent( riggingMenu, menu = True )
mc.menuItem( label = 'Orient Transform', c = Orient_Transform_UI )
mc.menuItem( d = True, dl = 'Control Handles' )
mc.menuItem( label = 'Create Custom Control', c = rig.create_custom_control )
mc.menuItem( label = 'Delete Custom Control', c = rig.delete_custom_control )
mc.menuItem( d = True, dl = 'Grouping' )
mc.menuItem( label = 'Create Null', c = rig.create_nul )
mc.menuItem( d = True, dl = 'Symmetry Constraint' )
mc.menuItem( label = 'Create', c = rig.create_sym_con )
mc.menuItem( label = 'Hierarchy', c = rig.create_sym_con_hier )
mc.menuItem( d = True, dl = 'Joystick Widgets' )
mc.menuItem( label = 'Create ...', c = rig.create_joystick_widget_ui )
mc.menuItem( d = True, dl = 'Hierarchy I/O' )
mc.menuItem( label = 'Export Hierarchy ...', c = rig.export_joints_ui )
mc.menuItem( label = 'Import Hierarchy ...', c = rig.import_joints_ui )
mc.menuItem( d = True, dl = 'Driven Keys I/O' )
mc.menuItem( label = 'Export Driven Keys ...', c = rig.export_drivenKeys_ui )
mc.menuItem( label = 'Import Driven Keys ...', c = rig.import_drivenKeys_ui )
# Rigging
#
##################################################################################
##################################################################################
#
# Skinning
riggingMenu = mc.menuItem( label = 'Skinning', sm = True, to = True, parent = self.menu )
skin = Skin()
mc.menuItem( d = True, dl = 'Skinning' )
mc.menuItem( label = 'Bind Skin', c = skin.bind )
mc.menuItem( label = 'Smooth Weights', c = skin.smooth )
mc.menuItem( label = 'Smooth Weights Tool', c = skin.smooth_tool )
mc.menuItem( label = 'Reset Skin Influences', c = skin.reset )
mc.menuItem( label = 'Transfer Skinning', c = skin.transfer )
mc.menuItem( label = 'Mirror Skin Weights', c = skin.mirror )
mc.menuItem( d = True, dl = 'Skinning I/O ' )
mc.menuItem( label = 'Export Skinning ...', c = skin.export_ui )
mc.menuItem( label = 'Import Skinning ...', c = skin.import_ui )
# Skinning
#
##################################################################################
##################################################################################
#
# Transform
mc.menuItem( label = 'Transform', sm = True, to = True, parent = self.menu )
xform = Transform()
xform_mirror_ui = TransformMirrorUI()
mc.menuItem( label = 'Copy', c = xform.copy )
mc.menuItem( label = 'Paste', c = xform.paste )
mc.menuItem( label = 'Mirror', c = xform_mirror_ui.mirror )
mc.menuItem( optionBox = True, c = xform_mirror_ui.ui )
mc.menuItem( d = True, dl = 'Joints' )
mc.menuItem( label = 'Zero Out Joint Rotation', c = xform.zero_out_joint_orient )
mc.menuItem( label = 'Zero Out to Offset Parent', c = xform.zero_out_to_offsetParent )
# Transform
#
##################################################################################
##################################################################################
#
# Modeling
model = Model()
model_menu = mc.menuItem( label = 'Model', sm = True, to = True, parent = self.menu )
mc.menuItem( label = 'Mirror Geometry', c = model.mirror_geo, parent = model_menu )
mc.menuItem( label = 'Split BlendShape', c = BlendShapeSplitter, parent = model_menu )
mc.menuItem( d = True, dl = 'Symmetry' )
mc.menuItem( label = 'Flip Points', c = model.flip_geo, parent = model_menu )
mc.menuItem( label = 'Mirror Points', c = model.mirror_points, parent = model_menu )
mc.menuItem( label = 'Export Symmetry...', c = model.export_symmetry_ui, parent = model_menu )
mc.menuItem( label = 'Specify Symmetry File ...', c = model.specify_symmetry_file_ui, parent = model_menu )
mc.menuItem( d = True, dl = '' )
mc.menuItem( label = 'Extract Faces', c = model.duplicate_extract_soften_faces, parent = model_menu )
# Modeling
#
##################################################################################
##################################################################################
#
# Misc
mc.setParent( self.menu, menu = True )
mc.menuItem( divider = True )
mc.menuItem( label = 'Options...', c=AniMetaOptionsUI)
#mc.menuItem( label = 'Documentation...',
# c = 'import maya.cmds as cmds\ncmds.launch(web="https://htw3d.readthedocs.io/en/latest/")' )
#mc.menuItem( label = 'About ...',
# c = 'import maya.OpenMaya\nmaya.OpenMaya.MGlobal.displayInfo("' + kPluginName + ' version ' + kPluginVersion + ', written by Jan Berger")' )
# Misc
#
##################################################################################
# Menu
#
######################################################################################
def delete( self ):
if mc.menu( self.menuName, exists = True ):
mc.deleteUI( self.menuName )
######################################################################################
#
# Transform
class Transform(AniMeta):
xforms = {}
def __init__(self):
super( Transform, self ).__init__()
def copy( self, *args, **kwargs ):
sel = mc.ls( sl = True )
xDict = { }
if sel is not None:
for s in sel:
xDict[ self.short_name( s ) ] = self.get_matrix( node = s, space = kWorld )
self.xforms = xDict
def create_matrix( self, translate = om.MVector( 0, 0, 0 ), rotate = om.MEulerRotation( 0, 0, 0, 0 ),
scale = ( 1, 1, 1 ) ):
tmat = om.MTransformationMatrix()
rmat = om.MTransformationMatrix( rotate.asMatrix() )
smat = om.MTransformationMatrix()
# Translate
tmat.setTranslation( translate, om.MSpace.kTransform )
# Scale
smat.setScale( scale, om.MSpace.kTransform )
return smat.asMatrix() * rmat.asMatrix() * tmat.asMatrix()
def get_translate( self, matrix ):
'''Returns the translate component of a given matrix'''
matrixT = om.MTransformationMatrix( matrix )
return matrixT.translation( om.MSpace.kTransform )
def get_matrix( self, node, space=kWorld):
'''Returns the transformation of certain DAG nodes in local or world space as MMatrix object.'''
obj1 = self.get_mobject(node)
if obj1 is None:
return None
if ( obj1.apiType() == om.MFn.kTransform or obj1.apiType() == om.MFn.kJoint or obj1.apiType() == om.MFn.kIkHandle):
dagFn1 = om.MFnDagNode(obj1)
dagPath1 = dagFn1.getPath()
if space == kLocal:
transFn = om.MFnTransform(dagPath1)
t = transFn.translation(om.MSpace.kTransform)
translate = om.MTransformationMatrix()
translate.setTranslation(t, om.MSpace.kTransform)
rotate = transFn.rotation(om.MSpace.kTransform)
s = om.MVector(transFn.scale())
scale = om.MTransformationMatrix()
scale.setScale(s, om.MSpace.kTransform)
return scale.asMatrix() * rotate.asMatrix() * translate.asMatrix()
elif space == kWorld:
return dagPath1.inclusiveMatrix()
elif space == kParent:
return dagPath1.exclusiveMatrix()
else:
print ('Invalid input, please specify 1 transform nodes by DAG path name, these were received: ', node)
return []
else:
#print ('get: invalid node type specfified: ', node, mc.nodeType(node))
return None
def invert_matrix(self, matrix ):
tmat = om.MTransformationMatrix( matrix )
return tmat.asMatrixInverse()
def print_matrix(self, matrix, text=''):
t = self.get_translate(matrix)
r = self.get_rotate(matrix)
s = self.get_scale(matrix)
print( text )
print( 'Translate:', round( t[0], 5 ), round( t[1], 5 ), round( t[2], 5 ) )
print( 'Rotate: ', round( math.degrees(r[0]), 5 ), round( math.degrees(r[1]), 5 ), round( math.degrees(r[2]), 5 ) )
print( 'Scale: ', round( s[0], 5 ), round( s[1], 5 ), round( s[2], 5 ) )
def get_rotate( self, matrix ):
'''Returns the rotate component of a given matrix'''
matrixT = om.MTransformationMatrix( matrix )
return matrixT.rotation()
def get_polevector_position(self, dagPath_1, dagPath_2, dagPath_3, preferredAngle=(45.0, 0.0, 0.0)):
'''
Calulates the Position for the Pole Vector
:param dagPath_1: Start IK node ( ie Upper Leg )
:param dagPath_2: Effector IK node ( ie Knee )
:param dagPath_3: Handle IK node ( ie Foot )
:param preferredAngle: The preferred angle of the IK Solver.
:return: MVector with the world position
'''
# Preferred Angle
pa = om.MVector(45.0, 0.0, 0.0)
pa.x = math.radians(preferredAngle[0])
pa.y = math.radians(preferredAngle[1])
pa.z = math.radians(preferredAngle[2])
dag1WorldTMat = self.get_matrix( dagPath_1, kWorld )
dag2WorldTMat = self.get_matrix( dagPath_2, kWorld )
dag3WorldTMat = self.get_matrix( dagPath_3, kWorld )
# Redundant? Should be just identity ...
m1 = dag1WorldTMat
m2 = dag2WorldTMat * self.invert_matrix( dag1WorldTMat )
m3 = dag3WorldTMat * self.invert_matrix( dag1WorldTMat )
L1 = self.get_translate( m1 )
L2 = self.get_translate( m2 )
L3 = self.get_translate( m3 )
V1 = self.get_translate( m2 ) #- L1
V2 = L3 - L2
V3 = self.get_translate( m3 ) #L1 - L3
angle = V1.angle(V2)
angle = round( angle, 4 )
if abs(angle) > 0.001:
# There is an angle
a_vec = self.get_translate( m2 )
c_vec = self.get_translate( m3 )
# Get the angle beta
beta = a_vec.angle(c_vec)
# Get the length of the sides
a = a_vec.length()
c = c_vec.length()
# Trigonometry derived from sin(alpha)= h / b
h = math.sin( beta ) * a
# q is the length along c to the point that divides the triangle into two square triangles
q = math.cos( beta ) * a
# scale vector c so it has the length q
c_vec.normalize()
c_vec *= q
# Calculate the vector h to get the axis along the height of the triangle and scale it so it has the length of c
h_vec = a_vec - c_vec
h_vec.normalize()
h_vec *= c
# The pole vector position is the sum of the vectors h and c
pole_pos = h_vec + c_vec
# This is the relative pole Position in relation to the root joint
pole_pos_mat = self.create_matrix(translate=pole_pos)
# Pole vector position in world space
return pole_pos_mat * dag1WorldTMat
else:
# there is no angle
pa.normalize()
L4 = L2 + pa
V4 = L4 - L2
cross = om.MVector()
cross.x = V2.y * V4.z - V4.y * V2.z
cross.y = V4.x * V2.z - V2.x * V4.z
cross.z = V2.x * V4.y - V2.y * V4.x
poleOffset = om.MTransformationMatrix()
poleOffset.setTranslation(cross, om.MSpace.kWorld)
outMat = poleOffset.asMatrix() * dag2WorldTMat
worldTrans = self.get_translate( outMat )
''', 'PoleOffset
pa.normalize()
L4 = L2 + pa
V4 = L4 - L2
cross = om.MVector()
cross.x = V2.y * V4.z - V4.y * V2.z
cross.y = V4.x * V2.z - V2.x * V4.z
cross.z = V2.x * V4.y - V2.y * V4.x
# Hack
cross.x = 50 * pa.x
cross.y = 50 * pa.y
cross.z = 50 * pa.z
poleOffset = om.MTransformationMatrix()
poleOffset.setTranslation(cross, om.MSpace.kWorld)
outMat = poleOffset.asMatrix() * dag2WorldTMat
worldTrans = self.get_translate( outMat )
'''
return self.create_matrix(translate=worldTrans)
def get_rotation_order( self, order ):
if order == 0:
return om.MEulerRotation.kXYZ
elif order == 1:
return om.MEulerRotation.kYZX
elif order == 2:
return om.MEulerRotation.kZXY
elif order == 3:
return om.MEulerRotation.kXZY
elif order == 4:
return om.MEulerRotation.kYXZ
elif order == 5:
return om.MEulerRotation.kZYX
else:
return om.MEulerRotation.kXYZ
def get_scale( self, matrix ):
'''Returns the scale component of a given matrix'''
matrixT = om.MTransformationMatrix( matrix )
return matrixT.scale( om.MSpace.kTransform )
def list_to_matrix( self, matrix_list ):
''' Creates an MMatrix instance from a list with 16 float values.'''
if len( matrix_list ) == 16:
matrix = om.MMatrix()
no = 0
for i in range( 4 ):
for j in range( 4 ):
matrix.setElement( i, j, matrix_list[ no ] )
no += 1
return matrix
else:
return None
def matrix_to_list( self, matrix ):
''' Creates a list with 16 float values from a MMatrix instance.'''
m_list = [ ]
for i in range( 4 ):
for j in range( 4 ):
m_list.append( round( matrix.getElement( i, j ), 6 ) )
return m_list
def mirror_matrix( self, matrix, mode = kSymmetricRotation, space = kLocal, refObect = '' ):
t = self.get_translate( matrix )
r = self.get_rotate( matrix )
s = self.get_scale( matrix )
t.x *= -1
r.y *= -1
r.z *= -1
if mode == kSymmetricTranslation:
s[ 0 ] *= -1
elif mode == kSymmetricRotation:
if space == kWorld:
offset = om.MEulerRotation( math.radians( 180 ), 0, 0 )
mirror_rotation = offset.asMatrix() * r.asMatrix()
r = self.get_rotate( mirror_rotation )
if space == kLocal:
t = self.get_translate( matrix )
t.x *= -1
t.y *= -1
t.z *= -1
r = self.get_rotate( matrix )
elif mode == kBasic:
doNothing = 1
else:
print('mirrorMatrix: invalid mode')
return self.create_matrix( translate = t, rotate = r, scale = s )
def paste( self, *args, **kwargs ):
sel = mc.ls( sl = True )
xDict = self.xforms
if sel is not None and xDict is not None:
# Python3
keys = list( xDict.keys() )
# if there is only one transform in the dict, apply to all selected objects
if len( keys ) == 1:
for s in sel:
self.set_matrix( node = s, matrix = xDict[ keys[ 0 ] ], space = kWorld )
# otherwise match the transformation one by one
else:
for s in sel:
if s in xDict:
self.set_matrix( node = s, matrix = xDict[ s ], space = kWorld )
def match_transform(self, node, target, space = kWorld ):
m = None
if mc.objExists( target ):
m = self.get_matrix( target, space )
if mc.objExists( node ) and m:
self.set_matrix( node, m, space )
return True
def set_matrix( self, node, matrix, space = kWorld, setKeyframe = False, setTranslate=True, setRotate=True, setScale=True ):
if not isinstance( node, om.MDagPath ):
path = self.get_path( node )
if path is None:
mc.warning('aniMeta: Couldn`t get a path to' + node )
else:
node = path
if not isinstance( matrix, om.MMatrix ):
mc.warning( 'aniMeta: Invalid matrix object for node ' + node.partialPathName())
return False
if space == kLocal:
t = self.get_translate( matrix )
r = self.get_rotate( matrix )
s = self.get_scale( matrix )
# Translate
if setTranslate:
self.set_attr( node, "tx", t.x, setKeyframe )
self.set_attr( node, "ty", t.y, setKeyframe )
self.set_attr( node, "tz", t.z, setKeyframe )
# Rotate
if setRotate:
rotOrder = mc.getAttr( node.fullPathName() + '.rotateOrder' )
if rotOrder != 0:
r.reorderIt( self.get_rotation_order( rotOrder ) )
self.set_attr( node, "rx", math.degrees( r.x ), setKeyframe )
self.set_attr( node, "ry", math.degrees( r.y ), setKeyframe )
self.set_attr( node, "rz", math.degrees( r.z ), setKeyframe )
# Scale
if setScale:
self.set_attr( node, "sx", s[ 0 ], setKeyframe )
self.set_attr( node, "sy", s[ 1 ], setKeyframe )
self.set_attr( node, "sz", s[ 2 ], setKeyframe )
elif space == kWorld:
obj1 = self.get_mobject( node )
if (obj1.apiType() == om.MFn.kTransform or obj1.apiType() == om.MFn.kJoint):
# get stuff
dagFn1 = om.MFnDagNode( obj1 )
#dagPath1 = om.MDagPath()
dagPath1 = dagFn1.getPath()
parentMat = om.MTransformationMatrix( dagPath1.exclusiveMatrix() )
out_matrix = matrix * parentMat.asMatrixInverse()
if obj1.apiType() is om.MFn.kJoint:
joPlug = dagFn1.findPlug( 'jointOrient', False )
joPlugX = joPlug.child( 0 )
joPlugY = joPlug.child( 1 )
joPlugZ = joPlug.child( 2 )
jo_matrix = om.MTransformationMatrix(
om.MEulerRotation( joPlugX.asDouble(), joPlugY.asDouble(), joPlugZ.asDouble() ).asMatrix() )
t = self.get_translate( out_matrix )
r = self.get_rotate( out_matrix )
s = self.get_scale( out_matrix )