Section nged 📖

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M (continued)

N

  • NGED nearfind regions near a specified object, path or point✨
  • NGED nirtRuns the NIRT program that is distributed with BRL-CAD to intersect a single ray with the displayed objects.✨
  • NGED nmgcreate and edit NMG (Non-Manifold Geometry) objects✨
  • NGED nmg_cmfacecreate a manifold face in an NMG solid✨
  • NGED nmg_collapseSimplifies an existing nmg_shape by a process of edge decimation.✨
  • NGED nmg_fix_normalsfix surface normals of an NMG solid✨
  • NGED nmg_kill_fremove a face from an NMG solid by index✨
  • NGED nmg_kill_vremove a vertex from an NMG solid by coordinates✨
  • NGED nmg_make_vcreate one or more vertices in an NMG solid✨
  • NGED nmg_mmcreate a new empty NMG model✨
  • NGED nmg_move_vmove an NMG vertex to a new position✨
  • NGED nmg_simplifyAttempts to convert an existing nmg_shape to a simpler primitive shape type.✨
  • NGED npushpush matrices down a tree hierarchy✨

O

  • NGED ocenterget or set the center point of an object's bounding box✨
  • NGED oedPlaces MGED directly into the matrix edit mode.✨
  • NGED opendbOpen a BRL-CAD database and make it current.✨
  • NGED orientset the view rotation from a quaternion✨
  • NGED orientationSets the view direction for MGED from the quaternion specified on the command line.✨
  • NGED orotPerforms a rotation of an object during matrix edit.✨
  • NGED orotaterotate a database object about a keypoint✨
  • NGED oscaleThis command of matrix edit mode modifies the matrix to perform a uniform scale operation.✨
  • NGED otranslatetranslate a database object by a displacement vector✨
  • NGED overlaps_toolThe overlaps tool is a MGED GUI intended to make it easier to visualize and resolve overlaps between regions.✨
  • NGED overlayPlots the specified UNIX plot_file in the MGED display.✨

P

  • NGED pProvides precise control over primitive editing operations that would normally be done using the mouse or knobs.✨
  • NGED pathlistLists all existing paths that start from the specified combinations and end at a primitive shape.✨
  • NGED pathsLists all existing paths that start from the specified path_start and end at a primitive shape.✨
  • NGED pathsumshared path-evaluation command related to paths and listeval✨
  • NGED permutePermutes the vertex labels for the face of an ARB shape that is currently being edited.✨
  • NGED perspectiveget or set the view perspective angle✨
  • NGED pipe_append_pntAppend a control point to the end of a PIPE primitive.✨
  • NGED pipe_delete_pntlibged command✨
  • NGED pipe_move_pntMove a control point of a PIPE primitive.✨
  • NGED pipe_prepend_pntInsert a control point at the beginning of a PIPE primitive.✨
  • NGED pix2fbdisplay a raw pixel file on the framebuffer✨
  • NGED plotCreates a UNIX plot of the current MGED display.✨
  • NGED pmatget or set the perspective projection matrix✨
  • NGED pmodel2viewget the perspective-corrected model-to-view matrix✨
  • NGED pngWrites the current display to a PNG image file.✨
  • NGED png2fbload a PNG image into the current display framebuffer✨
  • NGED pntsCreates/writes/generates a "pnts" (i.e. point cloud) primitive.✨
  • NGED postscriptTemporarily attaches the Postscript display manager and outputs the current MGED display to the specified output_file in PostScript format.✨
  • NGED prcolorLists the entries in the ident-based color table.✨
  • NGED prefixChanges the name of all the objects listed by adding the specified new_ prefix.✨
  • NGED pressSimulates the pressing of a button.✨
  • NGED previewAllows the user to preview animation scripts in MGED.✨
  • NGED printprint a summary of the current view parameters✨
  • NGED prj_addAppends information to the specified shaderfile.✨
  • NGED processList and manage currently running subprocesses.✨
  • NGED protaterotate a vector attribute of a primitive by Euler angles✨
  • NGED psAlternate command name for postscript.✨
  • NGED pscalescale a scalar or vector attribute of a primitive✨
  • NGED psetset a scalar parameter of a primitive✨
  • NGED ptranslatetranslate a vector attribute of a primitive✨
  • NGED pullPulls the effects of all transformation matrices that appear in any combinations or primitives in the trees from the leaves up to the specified objects or node.✨
  • NGED pushForces the effects of all transformation matrices that appear in any combinations in the trees from the specified objects down to the primitive shapes.✨
  • NGED putmged command which creates a new object of indicated type with supplied attributes. Similar to the in command, but without prompting - making it especially useful for scripting.✨
  • NGED put_combInsert combinations and regions - allows definition of both boolean expressions and standard attribute values.✨
  • NGED putmatReplaces the existing transformation matrix in the combination specified that corresponds to the member specified.✨
  • NGED pwdPrints the current working directory.✨

Q

  • NGED qShort command name for quit.✨
  • NGED qorotRotates an object through the specified angle (in degrees).✨
  • NGED qrayGets/sets query ray characteristics.✨
  • NGED quatget or set the view orientation as a quaternion✨
  • NGED query_rayRuns the NIRT program that is distributed with BRL-CAD to intersect a single ray with the displayed objects.✨
  • NGED quitEnds the MGED process.✨
  • NGED qvrotAdjusts the current MGED viewing direction such that the eye is positioned along the direction vector (dx dy dz) from the view center and is looking towards the view center.✨

R

  • NGED rCreates a region with the specified region_name.✨
  • NGED rcc-blendGenerates a blend at an end (base [b] or top [t]) of the specified RCC shape.✨
  • NGED rcc-capUsed to round the end of a cylinder with an ellipsoid.✨
  • NGED rcc-tgcCreates a TGC shape with the specified apex (x y z) at one end (base [b] or top [t]) of the specified RCC.✨
  • NGED rcc-torUsed to round the edges of the specified RCC by creating a torus based on the parameters of that RCC.✨
  • NGED rcodesReads the specified file and assigns the region attributes to the regions listed.✨
  • NGED reairSet the 'aircode' attribute of all regions within a group.✨
  • NGED rectmanage the rubber band selection rectangle in the view✨
  • NGED redCreates a file describing the specified combination and starts an editor for the user to modify the combination.✨
  • NGED redrawrefresh the display geometry for currently displayed objects✨
  • NGED refreshUpdates the MGED display.✨
  • NGED regdebugToggles the display manager debug flag or sets the debug flag to a specified value.✨
  • NGED regdefSets the default region attributes used by the r and c commands when building a BRL-CAD region.✨
  • NGED regioncreate or modify a region combination with boolean operations✨
  • NGED regionswrite a region and Boolean member summary table to a file✨
  • NGED reidSequentially renumber the 'region_id' attribute of all regions within a group.✨
  • NGED releaseCloses a display manager.✨
  • NGED relosSets the LOS percentage for all regions found in the given group.✨
  • NGED rematSets the material for all regions found in the given group.✨
  • NGED rfarbCreates a new ARB8 shape based on rotation and fallback angles.✨
  • NGED rmsafely delete database objects, force-delete objects, or remove a child from a combination path✨
  • NGED rmapreturn a mapping of region IDs and air codes to region names✨
  • NGED rmatget or set the view rotation matrix✨
  • NGED rmaterReads the specified file and sets the combination shader, color, and inheritance values according to those listed in the file.✨
  • NGED rotRotates the view or an object by xyz degrees.✨
  • NGED rot_aboutget or set the point about which view rotations are performed✨
  • NGED rot_pointtransform a point by the inverse of the current view rotation✨
  • NGED rotate_arb_facerotate a face of an ARB primitive about a fixed vertex✨
  • NGED rotobjRotates the currently edited object by z angle degrees about the z direction, y angle degrees about the y direction, and x angle degrees about the x direction in that order.✨
  • NGED rpp-archUsed to round a specified face of an RPP by creating an RCC based on the parameters of the RPP.✨
  • NGED rpp-capCreates an ARB6 with the specified height at a particular face of the given RPP.✨
  • NGED rrtExecutes the specified program with the provided options and includes the current database name and the list of currently displayed objects on the command line.✨
  • NGED rselectReturns displayed items or BOT vertices within the previously defined selection rectangle.✨
  • NGED rtExecutes the BRL-CAD rt program with the default options of "-s512 -M."✨
  • NGED rtabortterminate all active raytrace subprocess(es)✨
  • NGED rtareaCalculate exposed, presented and centers of surface areas (MGED Command)✨
  • NGED rtcheckExecutes the BRL-CAD rtcheck program with the default options of "-s50 M."✨
  • NGED rtedgeExecutes the BRL-CAD rtedge program with the default options of "-s512 -M."✨
  • NGED rtweightCalculate mass, centroid, and volume of geometry using raytracing✨
  • NGED rtwizardlaunch the RtWizard GUI or render using the rtwizard subprocess✨

S

  • NGED savekeyappend current view as a keyframe to an animation script file✨
  • NGED saveviewWrite the current MGED view and displayed objects to an executable raytrace script.✨
  • NGED scaUsed to apply a scaling factor.✨
  • NGED scalescale the current view by a uniform factor✨
  • NGED screen_grabgrab the current screen or view and save it to a file✨
  • NGED screengrabSave the current MGED display visual or framebuffer contents to an image file.✨
  • NGED sdata_linesManage the secondary arbitrary line set attached to the current view.✨
  • NGED searchfind and list objects in a BRL-CAD database✨
  • NGED sedPlaces MGED directly into the primitive edit mode.✨
  • NGED selectReturns displayed items or BOT vertices within a specified screen-space region.✨
  • NGED setviewSets the current view in MGED by specifying rotation angles (in degrees) about the x, y, and z axes.✨
  • NGED shaded_modeChanges the default behavior of draw, e, and B to use the -m1 or -m2 options.✨
  • NGED shaderAssigns shader parameters to the specified combination.✨
  • NGED shellsSeparates the specified NMG shape into its constituent shells.✨
  • NGED showmatsLists the transformation matrices encountered along the specified path and also lists the accumulated matrix at the end of the path.✨
  • NGED simulatea Bullet-based physics simulator for MGED✨
  • NGED sizeSets the size of the current viewing cube to the specified view_size (in local units). Without arguments, returns the current view size.✨
  • NGED slewshift the view center by a vector in view space✨
  • NGED solid_reportCompatibility alias for the detailed displayed-solid report.✨
  • NGED solidswrite a full region and primitive parameter summary table to a file✨
  • NGED solids_on_raylist all primitives intersected by a ray through a display point✨
  • NGED sourceReads an external file and executes its contents.✨
  • NGED sph-partCreates a PART shape that encompasses two specified SPH shapes based on their parameters.✨
  • NGED sphgroupcreate a group of all regions whose centers fall inside a sphere✨
  • NGED statreport information about objects in a BRL-CAD database✨
  • NGED statusWithout a subcommand, the status command returns the following information: current state, view size of the current display manager, the conversion factor from local model units to the base units…✨
  • NGED summaryThe summary command with no arguments lists the number of primitive shapes, regions, and nonregion combinations in the current database.✨
  • NGED svMoves the view center to (x, y, z).✨
  • NGED syncCauses all information in memory that should be on disk to be written out.✨

T

  • NGED tAlternate command name for ls.✨
  • NGED tablesregion/solid summary table commands (see idents, regions, solids)✨
  • NGED tedPlaces the parameters of the currently edited primitive shape into a file, then starts a text editor for the user to modify the parameters.✨
  • NGED tireGenerate tire and optional wheel geometry from tire dimensions.✨
  • NGED titleReturns the title string for the current database or, if used with an argument, renames the database.✨
  • NGED tolUsed with no arguments, tol lists the current tolerance settings.✨
  • NGED topsDisplays a list of all the top-level objects in the current database.✨
  • NGED tor-rccCreates an RCC shape that fills in the hole of a specified TOR.✨
  • NGED traTranslates the view or an object.✨
  • NGED trackBuilds a simple representation of the linked track of a vehicle such as a tank.✨
  • NGED translateUsed to precisely control the translation of an object in both primitive edit and matrix edit modes.✨
  • NGED treeLists the contents of the specified objects in a tree-like format that displays the hierarchical structure of the objects, and all objects referenced by them, down to the primitive shape level.✨

U

  • NGED unhideRemoves the hidden flag for the specified objects.✨
  • NGED unitsSets the units being used in mged. Without arguments, returns the current units being used in mged.✨

V

  • NGED v2m_pointtransform a point from view space to model space✨
  • NGED varsWith no arguments, will list all the MGED variables and their values.✨
  • NGED vdrawAllows drawing of lines and polygons (optionally with per vertex normals) in the MGED graphics display. It is used to build a named list of drawing commands for MGED, send the list to the MGED…✨
  • NGED viewGets/sets the view parameters (local units).✨
  • NGED view2grid_luconvert view xyz to grid coordinates (local units)✨
  • NGED view2modelconvert view xyz to model coordinates (vec)✨
  • NGED view2model_luconvert view xyz to model coordinates (local units)✨
  • NGED view2model_vectransform a direction vector from view space to model space✨
  • NGED view_funclegacy view control multiplexer✨
  • NGED viewdirReturns the direction vector using the current azimuth and elevation (AE).✨
  • NGED viewsizeSets the size of the current viewing cube to the specified view_size (in local units).✨
  • NGED vnirtInterprets x and y as view coordinates (i.e., +-2047) and converts them to model coordinates (local units) using a value of 2047 for view z before passing them to nirt.✨
  • NGED voxelizeTakes as input a primitive or a collection of primitives, old_obj, and creates a region new_obj which is the collection of voxels(RPPs) approximating the old_obj.✨
  • NGED vquery_rayInterprets x and y as view coordinates (i.e., +-2047) and converts them to model coordinates (local units) using a value of 2047 for view z before passing them to nirt.✨
  • NGED vrotRotates the view on the current geometry display window.✨

W

  • NGED wcodeswrite region attribute codes to a file✨
  • NGED whatidreport the region identifier (ident) of a region✨
  • NGED whichalias for whichid; list regions using specified region identifier(s)✨
  • NGED which_shaderlist all combinations using a given shader✨
  • NGED whichairReports information relating to usage of air codes on regions.✨
  • NGED whichidReports information relating to usage of the region_id property on regions.✨
  • NGED whoLists the top-level objects that are currently displayed.✨
  • NGED wmaterLists the shader name and parameters, RGB color, RGB_valid flag, and the inheritance flag to the specified file for the listed objects.✨

X

  • NGED xreport the currently displayed solids and vector list information✨
  • NGED xpushPushes” the effects of transformation matrices in the paths, from the specified object to the primitive shapes, into the shapes and replaces all the transformation matrices with identity matrices.✨

Y

  • NGED yprget or set the view orientation as yaw, pitch, and roll angles✨

Z

  • NGED ZClears the mged display.✨
  • NGED zaperase all displayed objects from the graphics window✨
  • NGED zoomzoom the view in or out by a scale factor✨