Maya MEL常用命令

ls命令

import maya.cmds as cmds

cmds.ls()

cmds.ls(sl=1)

cmds.ls(typ=["mesh", "lambert"], l=1)

cmds.ls(et="transform")

cmds.ls(et="lambert")

cmds.ls(ext="transform")

cmds.ls("blendShape*")

cmds.ls("blendShape?Set")

cmds.ls("UUID")

rename命令

import maya.cmds as cmds

cmds.rename(oldName, newName)

节点的层级关系

listConnections & listRelatives

import maya.cmds as cmds

cmds.listRelatives(object, p=1)
cmds.listRelatives(object, c=1)
cmds.listRelatives(object, ad=1)
cmds.listRelatives(object, ad=1, typ="joint", f=1)

parent & group

import maya.cmds as cmds

cmds.parent(childObject, parentObject)

cmds.parent(childObject, w=1)
cmds.parent(cmds.ls(sl=1), n="newGrp")

世界坐标 & 物体坐标 (相对与绝对)

move & rotate & scale & xform

import maya.cmds as cmds

cmds.move(0, 0, 0, object, r=1)

cmds.rotate(0, 30, 0, object, a=1)

cmds.scale(1, 1, 1, object, r=1)

cmds.scale(1, 1, 1, object, a=1)

cmds.xform(object, q=1, t=1)
cmds.xform(object, t=(0, 0, 0))

cmds.xform(object, q=1, ro=1)
cmds.xform(object, ro=(0, 0, 0))

cmds.xform(object, q=1, t=1, ws=1)
cmds.xform(object, t=(0, 0, 0), ws=1)

cmds.xform(object, q=1, ro=1, ws=1)
cmds.xform(object, ro=(0, 0, 0), ws=1)

创建节点

import maya.cmds as cmds

cmds.polySphere()
cmds.circle()
cmds.curve()
cmds.joint(p=(0, 0, 0))
cmds.createNode("joint")

获取节点类型与属性

import maya.cmds as cmds

cmds.nodeType(object)
cmds.listAttr(object)
cmds.listAttr(object, k=1)
cmds.listAttr(object, ud=1)
cmds.getAttr()
cmds.setAttr()
cmds.setAttr(attribute, value, typ="string")

属性连接与断开

Windows>General Editors>Connection Editor

Windows>Node Editor

Windows>General Editors>Hypergraph: Hierarchy

Windows>General Editors>Hypergraph: Connections

查看节点技术文档

import maya.cmds as cmds

cmds.connnectAttr(attr1, attr2)
cmds.disconnectAttr(attr1, attr2)

cmds.connnectAttr(attr1, attr2, f=1)
cmds.connnectAttr("pCubeShape1.outMesh", "pSphereShape1.inMesh", f=1)

获取节点的连接

import maya.cmds as cmds

# 上游节点
cmds.listConnections(object, s=1, d=0)
# 下游节点
cmds.listConnections(object, s=0, d=1)
# 节点属性
cmds.listConnections(object, s=0, d=1, p=1)