Class List

Here are the classes, structs, unions and interfaces with brief descriptions:

M3dView	A 3-D view
MAngle	Manipulate Angular Data
MAnimControl	Control over animation playback and values
MAnimCurveChange	Anim Curve Change Cache
MAnimCurveClipboard	Control over the animation clipboard
MAnimCurveClipboardItem	Wrapper for a clipboard item
MAnimCurveClipboardItemArray	Array of MAnimCurveClipboardItem data type
MAnimMessage	Animation messages
MAnimUtil	Static class providing common animation helper methods
MArgDatabase	Command argument list parser
MArgList	Create and retreive argument lists
MArgParser	Command argument list parser
MArrayDataBuilder	Array builder for arrays in data blocks
MArrayDataHandle	Data block handle for array data
MaterialInputData	Phong shading parameters for an MPxMaterialInformation instance
MAtomic	Methods for atomic operations
MAttributeIndex	The index information for an attribute specification
MAttributeSpec	An attribute specification
MAttributeSpecArray	An attribute specification array
MBoundingBox	Implementation of a 3D bounding box
MCallbackIdArray	Array of MCallbackId data type
MColor	A color math class
MColorArray	Array of MColor data type
MCommandMessage	Helper class to handle MEL output
MCommandResult	Result returned from executing a command
MCommonRenderSettingsData	Data container for common rendering settings
MCommonSystemUtils	OS functionality
MComputation	Interupt monitor for long computations
MConditionMessage	Condition change messages
MContainerMessage	Container-related messages
MCursor	Manipulate Cursors
MD3D9Renderer	Access DirectX utility class
MDagMessage	Dependency graph messages
MDagModifier	Dependency graph modifier
MDagPath	DAG Path
MDagPathArray	Indexable Array of DAG Paths
MDataBlock	Dependency node data block
MDataHandle	Data handle for information contained in a data block
MDeviceChannel	Input device channel
MDeviceState	Input device state
MDGContext	Dependency graph (DG) context class
MDGMessage	Dependency graph messages
MDGModifier	Dependency graph modifier
MDistance	Manipulate Linear Data
MDoubleArray	Array of doubles data type
MDrawData	Draw data used in the draw methods of MPxSurfaceShapeUI
MDrawInfo	Drawing state used in the draw methods of MPxSurfaceShapeUI
MDrawProcedureBase	Base user draw procedure class
MDrawRequest	A draw reqeust used in the draw methods of MPxSurfaceShapeUI
MDrawRequestQueue	Drawing queue used in MPxSurfaceShapeUI::getDrawRequests
MDrawTraversal	A scene drawing traverser
MDynamicsUtil	Utility class for Maya dynamics
MDynSweptLine	Class for evaluating curve segments as lines over time
MDynSweptTriangle	Class for evaluating surfaces as triangles over time
MEulerRotation	Euler Rotation Math
MEvent	System event information
MEventMessage	Event messages
MFeedbackLine	Feedback line
MFileIO	I/O operations on scene files
MFileObject	Manipulate Unix filenames and search paths
MFloatArray	Array of floats data type
MFloatMatrix	A matrix math class for 4x4 matrices of floats
MFloatPoint	Implementation of a point
MFloatPointArray	Array of MFloatPoint data type
MFloatVector	A vector math class for vectors of floats
MFloatVectorArray	Array of MFloatVectors data type
MFn	Function Set Type Identifiers
MFnAirField	Function set for Air Fields
MFnAmbientLight	Manage Ambient Light dependency Nodes
MFnAnimCurve	Anim Curve Function Set
MFnAnisotropyShader	Manage anisotropic shaders
MFnAreaLight	Manage Area Light dependency Nodes
MFnArrayAttrsData	Function set for multiple arrays of attributes for dependency node data
MFnAttribute	Dependency node attribute function set
MFnBase	Function Set Base Class
MFnBlendShapeDeformer	Blend shape deformer function set
MFnBlinnShader	Manage Blinn shaders
MFnCamera	Function set for cameras
MFnCharacter	Function Set for Characters
MFnCircleSweepManip	CircleSweepManip function set
MFnClip	Clip function set
MFnComponent	Base class for component function sets
MFnComponentListData	Component list function set for dependency node data
MFnCompoundAttribute	Compound attribute function set
MFnContainerNode	Container function set
MFnCurveSegmentManip	CurveSegmentManip function set
MFnDagNode	DAG Node Function Set
MFnData
MFnDependencyNode	Dependency node function set
MFnDirectionalLight	Manage Directional Light dependency nodes
MFnDirectionManip	DirectionManip function set
MFnDiscManip	DiscManip function set
MFnDistanceManip	DistanceManip function set
MFnDoubleArrayData	Double array function set for dependency node data
MFnDoubleIndexedComponent	Double indexed component function set
MFnDragField	Function set for Drag Fields
MFnDynSweptGeometryData	Swept Geometry function set for dependency node data
MFnEnumAttribute	Enumerated attribute function set
MFnExpression	Expression function set
MFnField	Function set for Dynamic Fields
MFnFluid	Fluid node function set
MFnFreePointTriadManip	FreePointTriadManip function set
MFnGenericAttribute	Generic attribute function set
MFnGeometryData	Geometry data function set
MFnGeometryFilter	Geometry filter function set
MFnGravityField	Function set for Gravity Fields
MFnHikEffector	Full Body IK end effector function set
MFnIkEffector	Inverse kinematics end effector function set
MFnIkHandle	Function set for inverse kinematics (IK) handles
MFnIkJoint	Function set for joints
MFnIkSolver	Function set for inverse kinematics (IK) solvers
MFnInstancer	Particle Instancer object access class
MFnIntArrayData	Int array function set for dependency node data
MFnKeyframeDelta	Base function set for keyframe deltas
MFnKeyframeDeltaAddRemove	Function set for the addition or removal keys on a curve
MFnKeyframeDeltaBlockAddRemove	Function set for block add or removal of keys
MFnKeyframeDeltaBreakdown	Function set for changes in a key's breakdown state
MFnKeyframeDeltaInfType	Function set for changes in pre or post infinity type
MFnKeyframeDeltaMove	Function set for change in keyframe value or time
MFnKeyframeDeltaScale	Function set for scaling in time
MFnKeyframeDeltaTangent	Function set for changes to a key's tangent
MFnKeyframeDeltaWeighted	Function set for changes in a key's weighted state
MFnLambertShader	Manage Lambert shaders
MFnLattice	Lattice function set
MFnLatticeData	Lattice Data dependency graph type
MFnLatticeDeformer	FFD lattice deformer function set
MFnLayeredShader	Manage Layered shaders
MFnLight	Manage dependency graph nodes representing lights
MFnLightDataAttribute	Light data attribute function set
MFnManip3D	3D manipulator function set
MFnMatrixAttribute	Matrix attribute function set
MFnMatrixData	Matrix function set for dependency node data
MFnMesh	Polygonal surface function set
MFnMeshData	Mesh function set for dependency node data
MFnMessageAttribute	Message attribute function set
MFnMotionPath	Motion path animation function set
MFnNewtonField	Function set for Newton Fields
MFnNObjectData	Function set for nCloth object data
MFnNonAmbientLight	Manage Non-ambient Light dependency Nodes
MFnNonExtendedLight	Manage Non-extended Light dependency Nodes
MFnNumericAttribute	Numeric attribute function set
MFnNumericData	Numeric data function set
MFnNurbsCurve	NURBS curve function set
MFnNurbsCurveData	Nurbs Curve function set for dependency node data
MFnNurbsSurface	NURBS surface function set
MFnNurbsSurfaceData	Nurbs Surface function set for dependency node data
MFnParticleSystem	Class for obtaining information about a particle system
MFnPartition	Function set for partitions of objects
MFnPfxGeometry	PfxGeometry node function set
MFnPhongEShader	Manage phongE shaders
MFnPhongShader	Manage Phong Shaders
MFnPlugin	Register and deregister plug-in services with Maya
MFnPluginData	User defined data function set for dependency node data
MFnPointArrayData	Point array function set for dependency node data
MFnPointLight	Manage Point Light dependency Nodes
MFnPointOnCurveManip	PointOnCurveManip function set
MFnPointOnSurfaceManip	PointOnSurfaceManip function set
MFnRadialField	Function set for Radial Fields
MFnReflectShader	Manage Reflective Surface Shaders
MFnRenderLayer	Function set for render layer
MFnRenderPass	Function set for render passes
MFnRotateManip	RotateManip function set
MFnScaleManip	ScaleManip function set
MFnSet	Function Set for Sets of Objects
MFnSingleIndexedComponent	Single indexed component function set
MFnSkinCluster	SkinCluster function set
MFnSphereData	Sphere function set for dependency node data
MFnSpotLight	Manage Spot Light dependency Nodes
MFnStateManip	StateManip function set
MFnStringArrayData	String array function set for dependency node data
MFnStringData	String function set for dependency node data
MFnSubd	Subdivision surface function set
MFnSubdData	Subdiv Surface function set for dependency node data
MFnSubdNames	Manipulate Subdivision Surface vertex, edge and face ids
MFnToggleManip	ToggleManip function set
MFnTransform	Create and access transform nodes
MFnTripleIndexedComponent	Triple indexed component function set
MFnTurbulenceField	Function set for Turbulence Fields
MFnTypedAttribute	Typed attribute function set
MFnUInt64ArrayData	MUint64 array function set for dependency node data
MFnUint64SingleIndexedComponent	Single MUint64 indexed component function set
MFnUniformField	Function set for Uniform Fields
MFnUnitAttribute	Unit attribute Function set
MFnVectorArrayData	Int array function set for dependency node data
MFnVolumeAxisField	Function set for VolumeAxis Fields
MFnVolumeLight	Manage volume Light dependency Nodes
MFnVortexField	Function set for Vortex Fields
MFnWeightGeometryFilter	Weight geometry filter function set
MFnWireDeformer	Wire deformer function set
MGeometry	Geometric data cache
MGeometryData	Geometric data container
MGeometryList	Geometric data cache
MGeometryManager	Geometry cache management
MGeometryPrimitive	Geometric index container
MGeometryRequirements	Image manipulation
MGLFunctionTable	Utility class which provides wrappers for the OpenGL API
MGlobal	Static class providing common API global functions
MHairSystem	Interface with Maya's Dynamic Hair System
MHardwareRenderer	Static hardware renderer interface class
MHwrCallback	Rendering Callbacks
MHWShaderSwatchGenerator	Hardware shader swatch generator utility class
MHwTextureManager	Hardware Texture management
MIffFile	Read file images stored on disk
MIffTag	Encapsulates IFF's 4 character block structure
MIkHandleGroup	IK handle groups
MIkSystem
MImage	Image manipulation
MImageFileInfo	Image manipulation
MIntArray	Array of integers data type
MItCurveCV	Iterator for NURBS curve CVs
MItDag	DAG Iterator
MItDependencyGraph	Dependency Graph Iterator
MItDependencyNodes	Dependency Node iterator
MIteratorType	MIteratorType class
MItGeometry	Iterator class for geometry data
MItInstancer	Particle iterator
MItKeyframe	Keyframe Iterator
MItMeshEdge	Polygon edge iterator
MItMeshFaceVertex	Face vertex iterator
MItMeshPolygon	Polygon iterator
MItMeshVertex	Polygon vertex iterator
MItSelectionList	Iterate over the items in the selection list
MItSubdEdge	Subdiv edge iterator
MItSubdFace	Subdiv face iterator
MItSubdVertex	Subdiv vertex iterator
MItSurfaceCV	NURBS surface CV iterator
MLibrary	Set up Maya to run in library mode. (OpenMaya)
MLightLinks	Class providing read-only Light Linking API functions
MLockMessage	Node and plug locking messages
MManipData	Manipulator Data
MMaterial	Hardware shading material class used in MPxSurfaceShapeUI
MMatrix	A matrix math class for 4x4 matrices of doubles
MMatrixArray	Array of MMatrix data type
MMeshIntersector	Mesh intersector
MMeshSmoothOptions	Options for control of smooth mesh generation
MMessage	Message base class
MModelMessage	Scene messages
MMutexLock	Methods for managing locks on threads created with MThreadPool and MThreadAsync
MnCloth	Class for wrapping N cloth objects
MNodeMessage	Dependency node messages
MNurbsIntersector	Nurbs intersector
MObject
MObjectArray	Array of MObjects data type
MObjectHandle	Generic Class for validating MObjects
MObjectSetMessage	Object Set Messages
MPlane	A plane equation
MPlug	Create and Access dependency node plugs
MPlugArray	Array of MPlugs data type
MPoint	Implementation of a point
MPointArray	Array of MPoint data type
MPolyMessage	Polygon component id change messages
MProgressWindow	Create and manipulate progress windows
MPx3dModelView	3d Model View
MPxBakeEngine	Baking functionality
MPxCacheFormat	CacheFormat definition
MPxCommand	Base class for user commands
MPxComponentShape	Component helper class for surface shapes
MPxConstraint	Proxy constraint node
MPxConstraintCommand	Proxy constraint command
MPxContext	Base class for user defined contexts
MPxContextCommand	Base class for context creation commands
MPxControlCommand	Base class for control creation commands
MPxData	Base Class for User-defined Dependency Graph Data Types
MPxDeformerNode	Base class for user defined Deformers
MPxDragAndDropBehavior	Drag and Drop Behavior
MPxEmitterNode	Base class for user defined particle emitters
MPxFieldNode	Base class for user defined fields
MPxFileTranslator	Base Class for creating Maya File Translators
MPxFluidEmitterNode	Base class for user defined particle emitters
MPxGeometryData	Base Class for User-defined Dependency Graph Geometry Data Types
MPxGeometryIterator	Base class for user defined geometry iterators
MPxGlBuffer	Base class for user defined GL buffers
MPxHardwareShader	Base class for user defined hardware shaders
MPxHardwareShader::ShaderContext
MPxHwShaderNode	Base class for user defined hardware shaders
MPxIkSolver	OBSOLETE CLASS: Base class for user defined IK solvers
MPxIkSolverNode	Base class for user defined IK solvers
MPxImageFile	Image manipulation
MPxImagePlane	Base class for user defined imagePlane nodes
MPxLocatorNode	Base class for user defined locators
MPxManipContainer	Base class for user defined manipulator containers
MPxManipulatorNode	Base class for manipulator creation
MPxMaterialInformation	Material information proxy
MPxMayaAsciiFilter	Translator to output filtered Maya ASCII files
MPxMidiInputDevice	Midi input device
MPxModelEditorCommand	Base class for editor creation commands
MPxNode	Base class for user defined dependency nodes
MPxObjectSet	Parent class of all user defined object sets
MPxParticleAttributeMapperNode	User defined per particle attribute mapping nodes
MPxPolyTrg	User defined poly triangulation support
MPxPolyTweakUVCommand	Base class used for moving polygon UV's
MPxRenderPassImpl	Render pass implementation
MPxSelectionContext	Base class for interative selection tools
MPxSpringNode	Base class for user defined spring law
MPxSurfaceShape	Parent class of all user defined shapes
MPxSurfaceShapeUI	Drawing and selection for user defined shapes
MPxToolCommand	Base class for interactive tool commands
MPxTransform	Base class for user defined transforms
MPxTransformationMatrix	Base class of all user defined transformation matrices
MPxUIControl	Base class for control creation
MPxUITableControl	Base class for creating new spreadsheet controls
MQuaternion	Quaternion math
MRampAttribute	Ramp data attribute function wrapper class
MRenderCallback	Rendering Callbacks
MRenderData	Access Rendering Data
MRenderingInfo	Information to perform rendering into a hardware render target
MRenderLine	Class for accessing paint effects output curve data
MRenderLineArray	Class for accessing paint effects output curve data
MRenderPassDef	Render pass information
MRenderPassRegistry	Access the render pass registry
MRenderProfile	Render profile
MRenderShadowData	Access Rendering Shadow Map Data
MRenderTarget	Information to perform rendering into a hardware render target
MRenderUtil	Common API rendering functions
MRenderView	Static class providing Render View API functions
MRichSelection	Selection list supporting soft selection and symmetry
MSceneMessage	Scene messages
MScriptUtil	Utility class for working with pointers and references
MSelectInfo	Selection state information used in MPxSurfaceShapeUI::select
MSelectionList	A list of MObjects
MSelectionMask	Manage what is selectable in Maya. (OpenMaya) (OpenMaya.py)
MSpace	Space transformation identifiers
MSpinLock	Methods for managing spin locks on threads created with MThreadPool and MThreadAsync
MStatus	Manipulate Maya Status codes
MStreamUtils	Stream functionality
MString	Manipulate strings
MStringArray	Array of MStrings data type
MStringResource	Localizable string resources
MStringResourceId	Unique identifier for an MString Resource
MSwatchRenderBase	Swatch Render Base class
MSwatchRenderRegister	Manages swatch generators
MSyntax	Syntax for Commands
MTemplateAction< ActionClass, CommandName, CommandSyntax >	Template class for non undoable actions
MTemplateCommand< CommandClass, CommandName, CommandSyntax >	Template class for undoable commands
MTemplateContextCommand< ContextCommandName, ContextCommandClass, ContextClass >	Template class for context commands
MTemplateCreateNodeCommand< CommandClass, CommandName, NodeName >	Template class for undoable commands to create/delete a node
MTemplateSelectionContext< ContextNameString, ContextClass, NodeType, ManipulatorClass, ManipulatorNodeName >	Template class for selection context
MTesselationParams	Tesselation parameters
MTextureEditorDrawInfo	Drawing state for drawing to the UV texture window with custom shapes
MThreadAsync	Methods for creating threads
MThreadPool	Methods for creating and managing a thread pool
MThreadUtils	Helper methods for threaded plugins
MTime	Set and retrieve animation time values in various unit systems
MTimeArray	Array of MTime data type
MTimer	This class works similar to timerX MEL command
MTimerMessage	Register callbacks that are based on a fixed time interval
MToolsInfo	Tool information
MTransformationMatrix	Transformation matrix
MTrimBoundaryArray	An array class for trim boundaries
MTypeId	Manage Maya Object type identifiers
MUiMessage	UI messages
MUint64Array	Array of MUint64 data type
MUintArray	Array of integers data type
MUniformParameter
MUniformParameterList	Uniform Parameter
MUserEventMessage	User defined Message Types
MVaryingParameter	Geometric data cache
MVaryingParameterList	Geometric data cache
MVector	A vector math class for vectors of doubles
MVectorArray	Array of MVectors data type
MViewportRenderer	Base class for hardware viewport renderers
MWeight	Component weight data
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