MCOMMAND

• There are several groups of IDs to use. First there are the internal modeling commands: (Indented IDs MDATA_* are for the passed container bc.)

MCOMMAND_SPLINE_HARDINTERPOLATION	Hard interpolation.
MCOMMAND_SPLINE_SOFTINTERPOLATION	Soft interpolation.
MCOMMAND_SPLINE_REORDER	Set first point.
MCOMMAND_SPLINE_REVERSE	Reverse sequence.
MCOMMAND_SPLINE_MOVEDOWN	Move down sequence.
MCOMMAND_SPLINE_MOVEUP	Move up sequence.
MCOMMAND_SPLINE_JOINSEGMENT	Join segment.
MCOMMAND_SPLINE_BREAKSEGMENT	Break segment.
MCOMMAND_SPLINE_EQUALLENGTH	Equal tangent length.
MCOMMAND_SPLINE_EQUALDIRECTION	Equal tangent direction.
MCOMMAND_SPLINE_LINEUP	Line up.
MCOMMAND_SPLINE_CREATEOUTLINE	Create outline:
	MDATA_SPLINE_OUTLINE	float	Distance.
	MDATA_SPLINE_PROJECTMODE	int	Projection. (See dialog.)
	MDATA_SPLINE_ADDPOINTSEGMENT	int	Segment.
	MDATA_SPLINE_ADDPOINTPOSITION	float	Position.
	MDATA_SPLINE_ADDPOINTSELECT	bool	Select added point.
	MDATA_SPLINE_OUTLINESEPARATE	bool	Create new object.
MCOMMAND_SPLINE_PROJECT	Project:
	MDATA_SPLINE_PROJECTMODE	int	Projection. (See dialog.)
MCOMMAND_SPLINE_ADDPOINT	Add point:
	MDATA_SPLINE_ADDPOINTSEGMENT	int	Segment.
	MDATA_SPLINE_ADDPOINTPOSITION	float	Position.
MCOMMAND_SELECTALL	Select all.
MCOMMAND_DESELECTALL	Deselect all.
MCOMMAND_SELECTINVERSE	Invert selection.
MCOMMAND_SELECTCONNECTED	Select connected.
MCOMMAND_SELECTGROW	Grow selection.
MCOMMAND_SELECTSHRINK	Shrink selection.
MCOMMAND_SELECTPOINTTOPOLY	Polygon selection from points.
MCOMMAND_SELECTPOLYTOPOINT	Point selection from polygons.
MCOMMAND_SELECTADJACENT	Select adjacent.
MCOMMAND_GENERATESELECTION	Set selection.
MCOMMAND_HIDESELECTED	Hide selected.
MCOMMAND_HIDEUNSELECTED	Hide unselected.
MCOMMAND_HIDEINVERT	Invert visibility.
MCOMMAND_UNHIDE	Unhide all.
MCOMMAND_REVERSENORMALS	Reverse normals.
MCOMMAND_ALIGNNORMALS	Align normals.
MCOMMAND_SPLIT	Split.
MCOMMAND_TRIANGULATE	Triangulate.
MCOMMAND_UNTRIANGULATE	Untriangulate:
	MDATA_UNTRIANGULATE_NGONS	bool	Create N-gons.
	MDATA_UNTRIANGULATE_ANGLE_RAD	float	Untriangulate angle radius.
MCOMMAND_DELETE	Delete.
	MDATA_DELETECOMPONENTS_ALTERNATE_BEHAVIOR		Invert disconnected point preserve/delete preference behavior.
MCOMMAND_OPTIMIZE	Optimize:
	MDATA_OPTIMIZE_TOLERANCE	float	Tolerance.
	MDATA_OPTIMIZE_POINTS	bool	Points.
	MDATA_OPTIMIZE_POLYGONS	bool	Polygons.
	MDATA_OPTIMIZE_UNUSEDPOINTS	bool	Unused points.
MCOMMAND_DISCONNECT	Disconnect:
	MDATA_DISCONNECT_PRESERVEGROUPS	bool	Preserve groups.
MCOMMAND_MAKEEDITABLE	Make editable. (Returns object.)
MCOMMAND_MIRROR	Mirror:
	MDATA_MIRROR_SNAPPOINTS	bool	Snap to points.
	MDATA_MIRROR_DUPLICATE	bool	Duplicate points.
	MDATA_MIRROR_WELD	bool	Weld points.
	MDATA_MIRROR_TOLERANCE	float	Weld tolerance.
	MDATA_MIRROR_SYSTEM	int	Coordinate system. (See dialog.)
	MDATA_MIRROR_PLANE	int	Mirror plane. (See dialog.)
	MDATA_MIRROR_VALUE	float	Value.
	MDATA_MIRROR_POINT	Vector	Mirror point.
	MDATA_MIRROR_VECTOR	Vector	Mirror vector.
	MDATA_MIRROR_SELECTIONS	bool	Duplicate tag selections.
	MDATA_MIRROR_ONPLANE	bool	Symmetric.
MCOMMAND_SUBDIVIDE	Subdivide:
	MDATA_SUBDIVIDE_HYPER	bool	Subdivision surface subdivide.
	MDATA_SUBDIVIDE_ANGLE	float	Maximum angle.
	MDATA_SUBDIVIDE_SPLINESUB	int	Subdivisions. (Spline.)
	MDATA_SUBDIVIDE_SUB	int	Subdivisions. (Polygon.)
MCOMMAND_EXPLODESEGMENTS	Explode segments.
MCOMMAND_KNIFE	Knife. See toolknife.h.
MCOMMAND_CURRENTSTATETOOBJECT	Current State to Object
	MDATA_CURRENTSTATETOOBJECT_INHERITANCE	bool	Use inheritance.
	MDATA_CURRENTSTATETOOBJECT_KEEPANIMATION	bool	Keep animation.
	MDATA_CURRENTSTATETOOBJECT_NOGENERATE	bool	No generate.
	MDATA_CURRENTSTATETOOBJECT_LOD	Float	The LOD level to generate with.
	MDATA_CURRENTSTATETOOBJECT_BUILDFLAGS	int	Override for the buildflags:
			BUILDFLAGS_NONE	None.
			BUILDFLAGS_INTERNALRENDERER	Rendering in the editor.
			BUILDFLAGS_EXTERNALRENDERER	Rendering externally.
			BUILDFLAGS_ISOPARM	Generate isoparm objects.
			BUILDFLAGS_EXPORTONLY	Exporting (e.g. Alembic).
MCOMMAND_JOIN	Joins the objects that are parented to the passed null object. Passing multiple objects into SMC will not join them.
	MDATA_JOIN_MERGE_SELTAGS	bool	Merge selection tags.
MCOMMAND_CONVERTSELECTION	Convert Selection:
	MDATA_CONVERTSELECTION_LEFT	int	Left selection. (See dialog.)
	MDATA_CONVERTSELECTION_RIGHT	int	Right selection. (See dialog.)
	MDATA_CONVERTSELECTION_TOLERANT	bool	Tolerant conversion.
MCOMMAND_EDGE_TO_SPLINE	Edge to spline
MCOMMAND_BREAKPHONG	Break phong.
MCOMMAND_UNBREAKPHONG	Unbreak phong.
MCOMMAND_PHONGTOSELECTION	Phong to selection.
MCOMMAND_MELT	Melt.
MCOMMAND_RESETSYSTEM	Reset System:
	MDATA_RESETSYSTEM_COMPENSATE	bool	Offsets.
	MDATA_RESETSYSTEM_RECURSIVE	bool	Reset sub-objects.
MCOMMAND_MIRRORSELECTION	Mirror Selection.
	MDATA_MIRRORSELECTION_TOLERANCE	float	Tolerance.
	MDATA_MIRRORSELECTION_MODE	int	Selection mode (New, Add, Sub).
	MDATA_MIRRORSELECTION_SPACE	int	Space (see dialog).
	MDATA_MIRRORSELECTION_PLANE	int	Mirror plane (see dialog).
MCOMMAND_UVUNWRAP	Uv Unwrap.
	MDATA_UVUNWRAP_POLYGON	bool	Restrict to polygon selection.
	MDATA_UVUNWRAP_PIN	bool	Pin from point selection.
	MDATA_UVUNWRAP_REALIGN	bool	Auto realign.
MCOMMAND_UVWELDRELAX	Uv Weld Relax.
	MDATA_UVWELDRELAX_PIN	bool	Pin from point selection.
	MDATA_UVWELDRELAX_POLYGON	bool	Restrict to polygon selection.
	MDATA_UVWELDRELAX_REALIGN	bool	Auto realign.

• Then there are the modeling library tool IDs, where you have to look up the parameters in the resource files:

ID_MODELING_EDGECUT_TOOL	Edge cut tool. See tooledgecut.h.
ID_MODELING_FILL_SELECTION_TOOL	Fill selection tool. See toolloopselection.h.
ID_MODELING_OUTLINE_SELECTION_TOOL	Private.
ID_MODELING_LOOP_TOOL	Loop selection tool. See toolloopselection.h.
ID_MODELING_RING_TOOL	Ring selection tool. See toolloopselection.h.
ID_MODELING_EXTRUDE_TOOL	Extrude tool. See toolextrude.h.
ID_MODELING_MATRIX_EXTRUDE_TOOL	Matrix extrude tool. See toolmatrixextrude.h.
ID_MODELING_NORMALMOVE_TOOL	Normal move tool. See toolnormalmove.h.
ID_MODELING_NORMALSCALE_TOOL	Normal scale tool. See toolnormalscale.h.
ID_MODELING_NORMALROTATE_TOOL	Normal rotate tool. See toolnormalrotate.h.
ID_MODELING_SMOOTH_SHIFT_TOOL	Smooth shift tool. See toolsmoothshift.h.
ID_MODELING_EXTRUDE_INNER_TOOL	Extrude inner tool. See toolextrudeinner.h.
ID_XBEVELTOOL	New in version R19: Bevel Tool (After R15). See xbeveltool.h.
ID_MODELING_BEVEL_TOOL	Old Bevel tool(Before R15). See toolbevel.h. Note This tool cannot be used with SendModelingCommand(). Instead use CallCommand().
ID_MODELING_POLYGON_CREATE_TOOL	Create polygon tool. See toolcreatepolygon.h. Note This tool cannot be used with SendModelingCommand(). Instead use CallCommand().
ID_MODELING_POINT_ADD_TOOL	Add point tool. See tooladdpoint.h.
ID_MODELING_BRIDGE_TOOL	Bridge tool. See toolbridge.h.
ID_MODELING_WELD_TOOL	Weld tool. See toolpointweld.h.
ID_MODELING_CLOSEHOLE_TOOL	Close polygon hole tool. See toolclosehold.h.
ID_MODELING_STITCHANDSEW_TOOL	Stich and sew tool. See toolstitchandsew.h.
ID_MODELING_SLIDE_TOOL	Slide tool. See toolslide.h.
ID_MODELING_IRON_TOOL	Iron tool. See tooliron.h.
ID_MODELING_SETVALUE_TOOL	Set value tool. See toolsetvalue.h.
ID_MODELING_DUPLICATE_TOOL	Duplicate tool. See toolduplicate.h.
ID_MODELING_ARRANGE_TOOL	Arrange tool. See toolarrange.h.
ID_MODELING_TRANSFER_TOOL	Transfer tool. See tooltransfer.h.
ID_MODELING_RANDOMIZE_TOOL	Randomize tool. See toolrandomize.h.
ID_MODELING_CENTER_TOOL	Center tool. See toolcenter.h.
ID_MODELING_KNIFE_LINE	New in version R18: Knife line tool. See toolknifeline.h. Note This tool cannot be used with SendModelingCommand(). Instead use CallCommand().
ID_MODELING_KNIFE_PLANE	New in version R18: Knife plane tool. See toolknifeplane.h.
ID_MODELING_KNIFE_PATH	New in version R18: Knife path/loop tool. See toolknifepath.h.
ID_MODELING_LIVESELECTION	Live selection tool. See toolliveselection.h. Note This tool cannot be used with SendModelingCommand(). Instead use CallCommand().
ID_MODELING_RECTSELECTION	Rectangle selection tool. See toolrectselection.h. Note This tool cannot be used with SendModelingCommand(). Instead use CallCommand().
ID_MODELING_FREESELECTION	Free selection tool. See toolfreeselection.h. Note This tool cannot be used with SendModelingCommand(). Instead use CallCommand().
ID_MODELING_POLYSELECTION	Polygon selection tool. See toolpolyselection.h. Note This tool cannot be used with SendModelingCommand(). Instead use CallCommand().
ID_MODELING_MAGNET_TOOL	Magnet tool. See toolmagnet.h.
ID_MODELING_BRUSH_TOOL	Brush tool. See toolbrush.h. Note This tool cannot be used with SendModelingCommand(). Instead use CallCommand().
ID_MODELING_MODIFY_TOOL	Modify tool. See toolmodify.h. Note This tool cannot be used with SendModelingCommand(). Instead use CallCommand().
ID_MEASURE_TOOL	Measure tool. See toolmeasure.h. Note This tool cannot be used with SendModelingCommand(). Instead use CallCommand().
ID_MODELING_SPLINE_ROUND_TOOL	Spline round tool. See toolsplineround.h.
ID_MODELING_CLONE_TOOL	Clone tool. See toolclone.h.
ID_MODELING_SPLINE_CHAMFER_TOOL	Spline chamfer tool. See toolsplinechamfer.h.
ID_MODELING_ARRAY_TOOL	Array tool. See toolarray.h.
ID_MODELING_SPLINE_PROJECT_TOOL	Spline project tool. See toolsplineproject.h.
ID_MODELING_PATH	The modeling tool Path.

• Finally there are the modeling library menu commands. These have no parameters:

ID_MODELING_MELT_COMMAND	Melt.
ID_MODELING_EDGE_SPLINE_COMMAND	Edge to spline.
ID_MODELING_COLLAPSE_COMMAND	Collapse.
ID_NGON_RETRI_MENU	Retriangulate N-gons.
ID_NGON_REMOVE_MENU	Remove N-gons.
ID_NGON_FORCERETRI_MENU	Force N-gon triangulation.
ID_OBJECTHANDLES_ONOFF_MENU	Object handles toggle.
ID_SDS_INC_MENU	Increment SDS.
ID_SDS_DEC_MENU	Decrement SDS.
ID_SDS_ONFFF_MENU	Toggle SDS.
ID_MODELING_OM_SELECT_INVERT	Invert object manager selection.
ID_MODELING_OM_SELECT_HIDE	Hide selected objects.
ID_MODELING_OM_SELECT_SHOW	Show selected objects.
ID_MODELING_SHORTCUT_SELECTVISIBLE	Toggle select visible.
ID_CAMERA_SET_PIVOT	Set the camera pivot.
ID_CAMERA_LOCK_PIVOT	Locks/unlocks the camera’s Point of Interest (POI) to the last used POI location.
ID_LASTTOOL_START	The first of the last used tools. The next last used tools can be accessed with ID_LASTTOOL_START + (1…7)
ID_LASTTOOL_END	The last of the last used tools.