📦 brlcad

E (continued)

• NGED eye_ptPositions the eye point to the given x, y, and z coordinates. Without arguments, returns the current eye point.✨

F

• f-d(1)convert single-precision floats to double-precision floats✨
• f-i(1)convert floats to 16-bit short integers✨
• NGED facedefAllows the user to redefine any face of an ARB8 shape.✨
• NGED facetizeCreates new_object using old_object as a guide, creating an evaluated NMG or BoT planar approximation of the original shape.✨
• fast4-g(1)convert a FASTGEN4 file to a BRL-CAD geometry database✨
• fb-bw(1)save a framebuffer image in a black and white bw file✨
• fb-fb(1)copy a framebuffer image to another framebuffer✨
• fb-pix(1)save a framebuffer image as a color pix file✨
• fb-png(1)save a framebuffer image as a Portable Network Graphics (PNG) file✨
• NGED fb2pixwrite a framebuffer image to a .pix file✨
• fbcbars(1)display standard color bars on a framebuffer✨
• fbclear(1)clear a frame buffer to a color✨
• NGED fbclearclear the framebuffer display to a background color✨
• fbcmap(1)load a built-in color map onto a framebuffer✨
• fbcolor(1)interactively pick a color on a framebuffer✨
• fbfade(1)fade a frame buffer image in or out✨
• fbframe(1)draw a colored border around a framebuffer✨
• fbfree(1)free resources associated with a frame buffer✨
• fbgamma(1)load a gamma correcting colormap✨
• fbgrid(1)draw a calibration grid on a frame buffer✨
• fbhelp(1)describe how to select a frame buffer and list available devices✨
• fblabel(1)display a text string on a framebuffer✨
• fbline(1)draw a colored line on a framebuffer✨
• fbpoint(1)point at and identify framebuffer coordinates✨
• fbserv(1)serve a BRL-CAD framebuffer to remote or local clients✨
• fbstretch(1)stretch a frame buffer image✨
• fbzoom(1)zoom and pan the view of a frame buffer✨
• fence(1)generate a chain-link fence in a BRL-CAD geometry database✨
• NGED findfind all references to objects✨
• NGED find_arb_edgefind and identify an ARB (Arbitrary Polyhedron) edge✨
• NGED find_bot_edgefind and identify a BOT (Bag of Triangles) edge✨
• NGED find_bot_pntfind and identify a BOT point✨
• NGED find_pipe_pntfind and identify a PIPE point✨
• NGED formreturns form of objtype✨
• NGED fractureCreates a new NMG shape for every face” in the specified NMG_shape.✨

G

• NGED gCreates a special type of combination often referred to as a group. This builds a combination by unioning together all the listed objects.✨
• g-acad(1)BRL-CAD to Lockheed Martin ACAD facet file converter✨
• g-dot(1)convert a BRL-CAD database to the DOT graph language✨
• g-dxf(1)BRL-CAD geometry to AutoCAD DXF converter✨
• g-egg(1)convert BRL-CAD geometry to a Panda3D EGG file✨
• g-iges(1)convert a BRL-CAD database to an IGES file✨
• g-jack(1)convert a BRL-CAD model to Jack Psurf (.pss) and figure (.fig) files✨
• g-nff(1)BRL-CAD to Neutral File Format (NFF) translator✨
• g-obj(1)convert BRL-CAD geometry to a Wavefront OBJ file✨
• g-off(1)convert BRL-CAD geometry to polygonal surface files✨
• g-ply(1)convert BRL-CAD geometry to a Stanford PLY file✨
• g-raw(1)convert BRL-CAD geometry to RAW triangle facet format✨
• g-shell-rect(1)build a triangulated shell from a BRL-CAD model by raytracing✨
• g-step(1)convert a BRL-CAD database to a STEP AP203 file✨
• g-stl(1)convert BRL-CAD geometry to the STL file format✨
• g-var(1)convert BRL-CAD BOT geometry to an OpenGL vertex array mesh✨
• g-voxel(1)voxelize BRL-CAD geometry into a list of occupied voxels✨
• g-vrml(1)convert a BRL-CAD geometry database to a VRML 2.0 file✨
• g-x3d(1)convert BRL-CAD geometry to an X3D faceted model✨
• g2asc(1)convert a BRL-CAD geometry database from binary to ASCII✨
• NGED garbage_collectEliminates unused space in a BRL-CAD database file.✨
• gastank(1)create a BRL-CAD .g file containing gas tanks✨
• gchecker(1)generate geometry overlap data for the MGED Overlap Tool✨
• gcv(1)graph file converter✨
• gdiff(1)a BRL-CAD differential geometry comparator✨
• NGED gdiffa BRL-CAD differential geometry comparator✨
• gencolor(1)output a repeated pattern of byte values✨
• NGED getRetrieves parameter values of database objects.✨
• gex(1)Vi IMproved, a programmer's text editor✨
• gif-fb(1)display a GIF image on a frame buffer✨
• gif2fb(1)display a GIF image on a frame buffer✨
• gist(1)browse binary cgm graphics files✨
• glint(1)sample BRL-CAD geometry for overlaps and air problems✨
• NGED globreturns a list of objects specified by expression✨
• gltf-g(1)convert a glTF model to a BRL-CAD database✨
• gqa(1)quantitative geometry analysis tool✨
• NGED gqaa BRL-CAD quantitative geometry analysis tool✨
• NGED grAdd or remove primitives or primitive parents from a group using a GUI selection box. dg exits grouper mode.✨
• NGED graphUsed to query and manipulate properties of the graph that corresponds to the currently opened .g database.✨
• NGED gridcontrol the display grid and snap-to-grid behavior✨
• NGED grid2model_luconvert grid xy to model coordinates (local units)✨
• NGED grid2view_luconvert grid xy to view coordinates (local units)✨
• NGED groupcreate or extend a non-region combination with specified members✨
• gsh(1)Shell connection over TLS✨
• NGED guiCreates an instance of MGEDs default Tcl/Tk graphical user interface (GUI).✨

H

• halftone(1)convert a black and white image to a halftoned black and white image✨
• handle(1)create a BRL-CAD .g database containing handle shapes✨
• NGED healperform mesh healing operations to fix gaps, overlaps, or inconsistencies in polygonal meshes✨
• NGED helpReturns a list of available MGED commands along with a one-line usage message for each. If a command is supplied as an argument, the one-line usage message for that command is returned.✨
• NGED helpdevelReturns a list of available developer commands along with a one-line usage message for each. If a command is supplied as an argument, the one-line usage message for that command is returned.✨
• NGED helplibReturns a list of available library commands along with a one-line usage message for each. If a command is supplied as an argument, the one-line usage message for that command is returned.✨
• NGED hideSets the hidden flag for the specified objects.✨
• NGED historyDisplays the list of commands executed during the current MGED session.✨
• NGED howreturns how an object is being displayed✨
• human(1)generate BRL-CAD human body models✨
• NGED humangenerate human models based on parameters like height✨

I

• NGED iAdds obj_name to the end of the combination named comb_name. The operation may be +,” -,” or u.”✨
• i-a(1)convert binary short integers to ASCII✨
• i-d(1)convert 16-bit short integers to doubles✨
• i-f(1)convert 16-bit short integers to floats✨
• icv(1)convert, compare, and report information for image formats✨
• idents(5)BRL-CAD idents file format✨
• NGED identswrite a region identity summary table to a file✨
• iges-g(1)convert an IGES file to a BRL-CAD database✨
• NGED igraphUsed to interact with a graph based visualization of the structure of .g databases.✨
• ihist(1)compute a histogram and bit statistics for a stream of short integers✨
• NGED illPerforms the function of selecting an object after entering solid (i.e., primitive)illuminate or object illuminate mode.✨
• NGED illumilluminate object✨
• imgdiff(1)compare two images and report or visualize their differences✨
• imgdims(1)guess the width and height of an image file✨
• imod(1)modify a stream of short integers with arithmetic operations✨
• NGED importFg4Sectioncreate an object by importing the specified section✨
• NGED inAllows the user to type in the arguments needed to create a shape with the name new_shape_name of the type shape_type. The command may be invoked with no arguments, and it will prompt the user for…✨
• NGED insideCreates a new shape that is inside an existing shape.✨
• NGED instanceadd an object instance to a combination with a Boolean operator✨
• NGED isizereturn the inverse of the current view size✨
• isst(1)interactive ray-traced geometry viewer✨
• istats(1)compute basic statistics of a stream of short integers✨
• NGED itemSets the values of ident_number, aircode, material_code, and LOS for the specified region.✨

J

• jack-g(1)convert a Jack Psurf file to a BRL-CAD database✨
• NGED jointmanage kinematic joint and constraint data for articulated models✨
• NGED joint2process animation edit commands for joints✨
• NGED journalStarts or stops the journaling of MGED commands to a file.✨

K

• NGED keepCopies the objects specified to the keep_file.✨
• NGED keypointWithout any options, keypoint displays the current keypoint setting. If a point is specified, then that point becomes the keypoint . If reset is specified, then the default keypoint is restored.✨
• NGED killDeletes specified objects from the current database.✨
• NGED killallDeletes the specified objects from the current database and removes all references to them from all combinations in the database.✨
• NGED killrefsRemoves all references to the specified objects from all combinations in the database.✨
• NGED killtreeDeletes the specified objects from the current database and recursively deletes all objects referenced by any of those objects.✨
• NGED knobProvides a method for simulating knob input. With no options, it will display the current values for the knobs.✨

L

• NGED lDisplays a verbose description about the specified list of objects.✨
• NGED labelattach a text label to displayed objects (not yet implemented)✨
• NGED labelfacelabel the faces of an NMG (Non-Manifold Geometry) object✨
• NGED labelvertLabels the vertices of the indicated objects with their coordinate values in the MGED display window.✨
• NGED lcLists codes (i.e. region attributes) 'region_id', 'material_id', 'los', 'aircode', 'region name', 'region parent' within a group or combination.✨
• libbv(3)BRL-CAD view graphics interface subroutines✨
• libicv(3)library for image processing in BRL-CAD✨
• libpkg(3)Message passing abstraction library supporting communication between cooperating processes over TCP connections✨
• librt(3)library for raytracing an MGED database✨
• libwdb(3)library for procedural generation of MGED databases✨
• NGED lintDetect and report problems with subsets or all of a .g database.✨
• NGED listlist the attributes and parameters of database objects✨
• NGED listevalDisplays primitive shape parameters after applying the accumulated transformations from the indicated path.✨
• NGED loadtkLoads the initialization for the Tk window library.✨
• NGED loadviewRestore a saved MGED view and displayed object list from a saveview-style script.✨
• NGED lodconfigure Level of Detail (LOD) drawing✨
• NGED logused to control logging✨
• NGED lookatAdjusts the current view in MGED such that the eye is looking in the direction of the given coordinates, but does not move the eye point nor change the view size.✨
• loop(1)generate numeric or character sequences for shell loops✨
• lowp(1)3D low-pass filter across three sequential pix files✨
• NGED lsThe command with no object argument lists the name of every object in the database (in alphabetical order) except for those marked as hidden with the hide command. If the object argument is…✨
• NGED ltGenerates a list of the child objects of a combination.✨

M

• NGED MSend an mged mouse event✨
• NGED m2v_pointconvert xyz in model space to xyz in view space✨
• mac-pix(1)convert an Apple MacPaint bitmap into a pix(5) or bw(5) raster image✨
• NGED makeCreates a new_shape of the indicated type.✨
• NGED make_namemake a unique name✨
• NGED make_pntsCreates a "pnts" (i.e. point cloud) primitive by importing coordinate data (in ascii format) from a file.✨
• NGED manOpens the graphical man page viewer.✨
• NGED mat4x3pnttransform a 3D point by a 4x4 matrix✨
• NGED mat_aecompute a rotation matrix from azimuth and elevation angles✨
• NGED mat_mulmultiply two 4x4 matrices✨
• NGED mat_scale_about_pntgenerate a uniform scale matrix centered on a point✨
• NGED matchlist database objects whose names match a wildcard expression✨
• NGED materAssigns shader parameters, RGB color, and inheritance to an existing combination.✨
• NGED materialUsed to create, change, retrieve, assign, import, or view materials and their properties.✨
• NGED matpickSelects which matrix in the illuminated path should be edited.✨
• NGED metaball_delete_pntlibged command✨
• NGED metaball_move_pntMove a control point of a METABALL primitive.✨
• mged(1)multi-display interactive combinatorial solid geometry editor✨
• NGED mirfaceModifies an ARB shape by mirroring the indicated face along the selected x, y, or z axis.✨
• NGED mirrorMirrors a shape or combination across a given axis.✨
• NGED model2grid_luconvert model xyz to grid coordinates (local units)✨
• NGED model2viewconvert model coordinates to view (screen) coordinates✨
• NGED model2view_luconvert model xyz to view coordinates (local units)✨
• NGED moverename a database object✨
• NGED move_allrename an object and update all references throughout the database✨
• NGED move_arb_edgemove an arb's edge through pt✨
• NGED move_arb_facemove an arb's face through pt✨
• NGED mrotRotates the view using model x y z.✨
• NGED mvChanges the name of old_name to new_name.✨
• NGED mvallChanges the name of old_name to new_name wherever it occurs in the database.✨

N

• naca456(1)generate BRL-CAD wing geometry from NACA 4-, 5-, and 6-series airfoils✨
• nastran-g(1)convert a NASTRAN finite element model to a BRL-CAD database✨
• NGED nearfind regions near a specified object, path or point✨
• nirt(1)interactively ray trace a BRL-CAD geometric model✨
• NGED nirtRuns the NIRT program that is distributed with BRL-CAD to intersect a single ray with the displayed objects.✨
• nirt_formatting(5)DRAFT!!! Document supported output formatting specifications for Natalie's Interactive RayTracer (NIRT)✨
• 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

• obj-g(1)convert a Wavefront OBJ file to a BRL-CAD database✨
• NGED ocenterget or set the center point of an object's bounding box✨
• NGED oedPlaces MGED directly into the matrix edit mode.✨
• off-g(1)convert a DEC Object File Format model to a BRL-CAD database✨
• NGED opendbOpen a BRL-CAD database and make it current.✨