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entmake (AutoLISP)

Creates a new entity in the drawing

Supported Platforms: Windows, Mac OS, and Web

Signature

(entmake [elist])
elist

Type: List (dotted pairs)

Entity definition data in a format similar to that returned by the entget function. The elist argument must contain all of the information necessary to define the entity. If any required definition data is omitted, entmake returns nil and the entity is rejected. If you omit optional definition data (such as the layer), entmake uses the default value.

The entity type (for example, CIRCLE or LINE) must be the first or second field of the elist. If entity type is the second field, it can be preceded only by the entity name. The entmake function ignores the entity name when creating the new entity. If the elist contains an entity handle, entmake ignores that too.

Return Values

Type: List (dotted pairs)

If successful, entmake returns the entity's list of definition data. If entmake is unable to create the entity, it returns nil.

Completion of a block definition (entmake of an endblk) returns the block's name rather than the entity data list normally returned.

Remarks

The entmake function can define both graphical and nongraphical entities.

You cannot create viewport objects with entmake and a number of objects are not supported by entmake in AutoCAD LT; see the Objects Not Supported By entmake in AutoCAD LT section for a list of the objects that are not supported.

A group 66 code is honored only for insert objects (meaning attributes follow). For polyline entities, the group 66 code is forced to a value of 1 (meaning vertices follow), and for all other entities it takes a default of 0. The only entity that can follow a polyline entity is a vertex entity.

The group code 2 (block name) of a dimension entity is optional for the entmake function. If the block name is omitted from the entity definition list, AutoCAD creates a new one. Otherwise, AutoCAD creates the dimension using the name provided.

For legacy reasons, entmake ignores DXF group code 100 data for the following entity types:

  • AcDb2dPolyline
  • AcDb2dVertex
  • AcDb3dPolyline
  • AcDb3dPolylineVertex
  • AcDbArc
  • AcDbAttribute
  • AcDbAttributeDefinition
  • AcDbBlockBegin
  • AcDbBlockEnd
  • AcDbBlockReference
  • AcDbCircle
  • AcDbFace
  • AcDbFaceRecord
  • AcDbLine
  • AcDbMInsertBlock
  • AcDbPoint
  • AcDbPolyFaceMesh
  • AcDbPolyFaceMeshVertex
  • AcDbPolygonMesh
  • AcDbPolygonMeshVertex
  • AcDbSequenceEnd
  • AcDbShape
  • AcDbSolid
  • AcDbText
  • AcDbTrace
  • AcDbViewport
Note: In AutoCAD 2004 and later releases, the entmod function has a new behavior in color operations. DXF group code 62 holds AutoCAD Color Index (ACI) values, but code 420 holds true color values. If the true color value and ACI value conflict, AutoCAD uses the 420 value, so the code 420 value should be removed before attempting to use the code 62 value.

Examples

The following code creates a green circle (group code 62 is for color, 3 is for green), centered at (4,4) with a radius of 1. The optional layer and linetype fields have been omitted and therefore assume default values.

(entmake '((0 . "CIRCLE") (62 . 3) (10 4.0 4.0 0.0) (40 . 1.0)))
((0 . "CIRCLE") (62 . 1) (10 4.0 4.0 0.0) (40 . 1.0))

Objects Not Supported By entmake in AutoCAD LT

Graphical Objects Nongraphgical Objects
Class Name DXF Name Class Name DXF Name
AcDb3dSolid 3DSOLID AcDbIBLBackground RAPIDRTRENDERENVIRONMENT
AcDbAssocExternalPersSubentIdHolder ACDBASSOCEXTERNALPERSSUBENTIDHOLDER AcDbLightList LIGHTLIST
AcDbCamera CAMERA AcDbMotionPath ACDBMOTIONPATH
AcDbExtrudedSurface EXTRUDEDSURFACE AcDbMaterial MATERIAL
AcDbFace 3DFACE AcDbMentalRayRenderSettings MENTALRAYRENDERSETTINGS
AcDbHelix HELIX AcDbMlineStyle MLINESTYLE
AcDbLight LIGHT AcDbNavisworksModelDef AcDbNavisworksModelDef
AcDbLoftedSurface LOFTEDSURFACE AcDbRapidRTRenderSettings RAPIDRTRENDERSETTINGS
AcDbMInsertBlock INSERT AcDbRenderEnvironment RENDERENVIRONMENT
AcDbMline MLINE AcDbRenderGlobal RENDERGLOBAL
AcDbNavisworksModel Coordination Model AcDbRenderSettings RENDERSETTINGS
AcDbNurbSurface NURBSURFACE AcDbSectionManager SECTION_MANAGER
AcDbPlaneSurface PLANESURFACE AcDbSectionSettings SECTION_SETTINGS
AcDbPointCloudEx ACDBPOINTCLOUDEX AcDbSectionViewStyle ACDBSECTIONVIEWSTYLE
AcDbPolyFaceMesh POLYLINE AcDbSun SUN
AcDbPolygonMesh POLYLINE AcDbSolidBackground SOLID_BACKGROUND
AcDbRevolvedSurface REVOLVEDSURFACE AcDbSkyBackground SKYLIGHT_BACKGROUND
AcDbSection SECTIONOBJECT AcDbVbaProject XRECORD
AcDbShape SHAPE AcDbXrecord XRECORD
AcDbSubDMesh MESH AcDbPointCloudDefEx ACDBPOINTCLOUDDEF_EX
AcDbSurface SURFACE AcDbPointCloudDefReactorEx ACDBPOINTCLOUDDEF_REACTOR_EX
AcDbSweptSurface SWEPTSURFACE AcDbPointCloudColorMap ACDBPOINTCLOUDCOLORMAP
AcDbPersSubentManager ACDBPERSSUBENTMANAGER
AcDbEvalGraph ACAD_EVALUATION_GRAPH
AcDbDictionaryVar DICTIONARYVAR
AcDbAssocPersSubentManager ACDBASSOCPERSSUBENTMANAGER
AcDbAssocNamespace ACDBASSOCNAMESPACE
AcDbAssocManager ACDBASSOCMANAGER
AcDbAssocDependency ACDBASSOCDEPENDENCY
AcDbAssocValueDependency ACDBASSOCVALUEDEPENDENCY
AcDbAssocGeomDependency ACDBASSOCGEOMDEPENDENCY
AcDbAssocDimDependencyBody ASSOCDIMDEPENDENCYBODY
AcDbAssocAction ACDBASSOCACTION
AcDbAssocVariable ACDBASSOCVARIABLE
AcDbAssocNetwork ACDBASSOCNETWORK
AcDbAssoc2dConstraintGroup ACDBASSOC2DCONSTRAINTGROUP
AcDbAssocSetObjectPropertyActionBody ACDBASSOCSETOBJECTPROPERTYACTIONBODY
AcDbAssocRestoreEntityStateActionBody ACDBASSOCRESTOREENTITYSTATEACTIONBODY
AcDbAssocPositionEntityActionBody ACDBASSOCPOSITIONENTITYACTIONBODY
AcDbAssocImpliedSurfaceOrSolidActionBody ACDBASSOCIMPLIEDSURFACEORSOLIACTIONBODY
AcDbAssocCloneAndPositionEntityActionBody ACDBASSOCCLONEANDPOSITIONENTITYACTIONBODY
AcDbAssocBoolOperActionBody ACDBASSOCBOOLOPERACTIONBODY
AcDbAssocRadialDimLargeActionBody ACDBASSOCRADIALDIMLARGEACTIONBODY
AcDbAssocLeaderActionBody ACDBASSOCLEADERACTIONBODY
AcDbAssocMLeaderActionBody ACDBASSOCMLEADERACTIONBODY
AcDbAssocArcDimensionActionBody ACDBASSOCARCDIMENSIONACTIONBODY
AcDbAssocAlignedDimActionBody ACDBASSOCALIGNEDDIMACTIONBODY
AcDbAssocEntityCloneActionBody ACDBASSOCENTITYCLONEACTIONBODY
AcDbAssocArrayActionBody ACDBASSOCARRAYACTIONBODY
AcDbAssocArrayModifyActionBody ACDBASSOCARRAYMODIFYACTIONBODY
AcDbAssocTrimSurfaceActionBody ACDBASSOCTRIMSURFACEACTIONBODY
AcDbAssocSweptSurfaceActionBody ACDBASSOCSWEPTSURFACEACTIONBODY
AcDbAssocRevolvedSurfaceActionBody ACDBASSOCREVOLVEDSURFACEACTIONBODY
AcDbAssocPlaneSurfaceActionBody ACDBASSOCPLANESURFACEACTIONBODY
AcDbAssocNetworkSurfaceActionBody ACDBASSOCNETWORKSURFACEACTIONBODY
AcDbAssocLoftedSurfaceActionBody ACDBASSOCLOFTEDSURFACEACTIONBODY
AcDbAssocExtrudedSurfaceActionBody ACDBASSOCEXTRUDEDSURFACEACTIONBODY
AcDbAssocEdgeFilletActionBody ACDBASSOCEDGEFILLETACTIONBODY
AcDbAssocEdgeChamferActionBody ACDBASSOCEDGECHAMFERACTIONBODY
AcDbAssocBlendSurfaceActionBody ACDBASSOCBLENDSURFACEACTIONBODY
AcDbAssocObjectActionParam ACDBASSOCOBJECTACTIONPARAM
AcDbAssocFaceActionParam ACDBASSOCFACEACTIONPARAM
AcDbAssocTrimmingBodyActionParam ACDBASSOCTRIMMINGBODYACTIONPARAM
AcDbAssocEdgeActionParam ACDBASSOCEDGEACTIONPARAM
AcDbAssocCompoundActionParam ACDBASSOCCOMPOUNDACTIONPARAM
AcDbAssocOsnapPointRefActionParam ACDBASSOCOSNAPPOINTREFACTIONPARAM
AcDbAssocPathActionParam ACDBASSOCPATHACTIONPARAM
AcDbAssocTrimmingPathActionParam ACDBASSOCTRIMMINGPATHACTIONPARAM
AcDbAssocCoordSystemActionParam ACDBASSOCCOORDSYSTEMACTIONPARAM
AcDbAssocAsmBodyActionParam ACDBASSOCASMBODYACTIONPARAM
AcDbAssocVertexActionParam ACDBASSOCVERTEXACTIONPARAM
AcDbSectionViewStyle ACDBSECTIONVIEWSTYLE

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