📦 brlcad

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• 3dm-g(1)convert a Rhino3D (.3dm) model to a BRL-CAD database✨
• NGED 3ptarbBuild an ARB8 shape by extruding a quadrilateral through a given thickness.✨

A

• a-d(1)convert ASCII numbers to double-precision binary✨
• NGED adcThis command controls the angle/distance cursor.✨
• NGED adjustAdjusts parameters of a solid.✨
• adrt_master(1)dispatch and coordinate distributed ADRT ray tracing slaves✨
• adrt_slave(1)ADRT distributed ray-tracing rendering worker✨
• NGED aeSets the view orientation for the mged display by rotating the eye point about the center of the viewing cube. Without arguments, returns the current azimuth, elevation, and twist.✨
• NGED ae2dirReturns the direction vector using the provided azimuth and elevation (AE).✨
• NGED aetget or set the view orientation as azimuth, elevation, and twist✨
• alias-pix(1)convert an Alias(tm) pix image to a BRL-CAD PIX(5) image✨
• NGED analyzeReport and/or compute analytical information about the listed objects.✨
• NGED animmateStarts the Tcl/Tk-based animation tool.✨
• NGED annotateattach annotation objects to geometry✨
• ap-pix(1)convert an Applicon color ink jet printer file to a pix file✨
• NGED aproposSearches mged command help and manual pages for keywords.✨
• NGED aproposdevelSearches through the one-line usage messages for specified mged developer commands and displays all those containing a match.✨
• NGED aproposlibSearches through the one-line usage messages for a specified BRL-CAD library interface command and displays the name of each command where a match is found.✨
• NGED arbPerforms operations on ARB shapes, such as creation and repair.✨
• NGED arcedProvides a means for directly editing transformation matrices of Boolean tree leaves.✨
• archer(1)graphical user interface for BRL-CAD solid modeling✨
• NGED areaCalculates an approximate presented area of one region in the mged display.✨
• NGED arotPerforms a rotation about the specified axis (x y z) using screen units (-2048 to +2048).✨
• NGED artExecutes the BRL-CAD art program.✨
• asc-nmg(1)convert an ASCII NMG description to a BRL-CAD database✨
• asc-plot3(1)produce Plot3 instructions from ASCII representation✨
• asc2dsp(1)convert an ASCII displacement map file to BRL-CAD binary dsp format✨
• asc2g(1)convert a BRL-CAD geometry database from ASCII to binary form✨
• asc2pix(1)encode and decode color pixel files✨
• NGED attachOpens a display window.✨
• NGED attrUsed to create, change, retrieve, or view attributes of database objects.✨
• attributes(5)standard attribute conventions in BRL-CAD databases✨
• NGED autoviewFrames objects within the view.✨

B

• NGED BClears the mged display of any currently displayed objects, then displays the list of objects provided in the parameter list.✨
• NGED bbReport dimensional information about objects using Bounding Boxes✨
• benchmark(1)runs the BRL-CAD benchmark✨
• benchmark(5)This document describes the BRL-CAD Benchmark Suite Methodology, and the Ray-Tracing Figure of Merit (RTFM) used to judge the computational performance of different computer systems.✨
• NGED bevPerforms the operations indicated in the Boolean_formula and stores the result in new_obj.✨
• NGED bigEDisplay objects in evaluated form.✨
• NGED blastclear the display and draw the specified objects✨
• NGED boCreates or retrieves binary opaque objects.✨
• bolt(1)Efficient large cohorts genome-wide Bayesian mixed-model association testing✨
• bombardier(1)BRL-CAD graphical crash reporter✨
• NGED botPerform operations on a Bag of Triangles (BoT) primitive.✨
• NGED bot_checkTest a BoT to determine if it satisfies validity criteria.✨
• NGED bot_condenseUsed to eliminate unused vertices from a BOT primitive.✨
• NGED bot_decimateReduces the number of triangles in the old_bot_primitive and saves the results to the new_bot_primitive.✨
• bot_dump(1)export Bag of Triangles (BoT) primitives to mesh file formats✨
• NGED bot_dumpexport Bag-of-Triangles (BOT) geometry to a mesh file format✨
• NGED bot_exteriorReduce a BoT solid to only its exterior (outward-facing) faces.✨
• NGED bot_extrudeGenerate a volumetric BoT to explicitly represent the volume claimed by plate mode BoT.✨
• NGED bot_face_fuseEliminates duplicate faces from a BOT solid.✨
• NGED bot_face_sortSorts the list of triangles that constitutes the BOT primitive to optimize it for raytracing with the specified number of triangles per piece.✨
• NGED bot_flipReverse (i.e. flip) all the facet normals within a BOT primitive.✨
• NGED bot_fusefuse duplicate vertices and faces in a BOT mesh✨
• NGED bot_mergemerge multiple BOT meshes into a single BOT object✨
• NGED bot_repairGiven an existing BoT object as input, try to generate a manifold solid mesh.✨
• NGED bot_smoothcompute and store surface normals in a BOT mesh✨
• NGED bot_splitSplit a single BOT primitive, containing disjoint groups of facets, into multiple BOT primitives, one BOT per disjoint group.✨
• NGED bot_syncSynchronizes the normals of all facets within a BOT primitive so they are all in the same direction.✨
• NGED bot_vertex_fuseUsed to eliminate duplicate vertices from a BOT solid.✨
• NGED brepThe brep command is the primary means in BRL-CAD for working with NURBS boundary representation objects (a.k.a brep objects). Because there is a large amount of functionality implemented for this…✨
• NGED brep_infoReport information about components of a specified BRep solid.✨
• NGED brep_intersectIntersect components of specified BRep solids.✨
• NGED brep_plotPlot specific components of brep objects in a 3D scene.✨
• NGED brep_selectionOperate on components of a specified BRep solid.✨
• brlcad(1)BRL-CAD programs for solid modeling, raytracing, graphics, and image processing✨
• brlcad-config(1)script to get information about the installed version of BRL-CAD✨
• brledit(1)minimalist full-screen text editor✨
• brlman(1)manual page viewer for BRL-CAD✨
• btclsh(1)Tcl shell with BRL-CAD libraries loaded✨
• NGED build_regionBuilds a region from existing solids that have specifically formatted names based on the provided tags and numbers.✨
• bw(5)Black and White image file format and utilities✨
• bw-a(1)convert a BRL-CAD BW image to an ASCII bitmap✨
• bw-d(1)convert black-and-white unsigned bytes to double-precision binary✨
• bw-fb(1)display a black and white bw image on a framebuffer✨
• bw-pix(1)convert a black and white image, or three color channels, to a color pix image✨
• bw-png(1)convert a BRL-CAD BW format image to a PNG (Portable Network Graphics) format image✨
• bw-ps(1)convert a black and white bw file to PostScript✨
• bwcrop(1)crop black and white bw files✨
• bwdiff(1)compare two black and white files✨
• bwfilter(1)apply a 3x3 kernel filter to a black and white bw image✨
• bwhist(1)display a histogram of a black and white bw file on a framebuffer✨
• bwhisteq(1)equalize the histogram of a black and white image✨
• bwish(1)BRL-CAD's Tcl/Tk windowing shell✨
• bwmod(1)arithmetically modify pixel values in black and white bw file✨
• bwrect(1)extract a rectangle from a black and white bw file✨
• bwrot(1)rotate, invert, or reverse a black and white bw file✨
• bwscale(1)change the size of a black and white bw image✨
• bwshrink(1)shrink a black and white bw file✨
• bwstat(1)display statistics of a black and white image✨
• bwthresh(1)threshold a black-and-white bw file into intensity bins✨

C

• NGED cCreates a BRL-CAD combination with the name combination_name.✨
• c-d(1)extract components from complex double-precision data✨
• cad_boundp(1)find bounding polygon of a two-dimensional view✨
• cad_parea(1)compute the area of a polygon✨
• NGED catDisplays a brief description of each item in the list of objects.✨
• NGED cccreate a new constraint object in the database✨
• NGED cdChanges the directory to the given path.✨
• NGED centerPositions the center of the mged viewing cube at the specified model coordinates. Without arguments, returns the current center.✨
• NGED checkCheck is a geometry analysis tool.✨
• NGED clearClears the mged command window.✨
• NGED cloneDeep-copy an object (optionally in a geometric pattern) and place the copies in the database with automatically generated names.✨
• NGED closedbClose the current database and clear displayed geometry.✨
• cmap(5)format of .cmap files (color maps)✨
• coil(1)generate a coil as a BRL-CAD pipe primitive✨
• NGED coilcreate a coil spring geometry object✨
• NGED colorCreates an entry in the database that functions as part of a color lookup table for displayed regions.✨
• NGED combCreate and manipulate BRL-CAD combination with the name combination_name.✨
• NGED comb_colorChanges the color of a combination.✨
• NGED comb_stdcreate or modify a combination using standard Boolean notation✨
• NGED combmemget or set combination member transformation matrices in decomposed form✨
• comgeom-g(1)convert GIFT COMGEOM model into MGED database✨
• NGED concatmerge objects from an external database file into the current database✨
• NGED constraintmanage parametric geometric constraints stored on database objects✨
• conv-vg2g(1)upgrade old binary MGED databases to version 4 format✨
• NGED copycopy a database object to a new name✨
• NGED copyevalCreates a new primitive object called new_ primitive by applying the transformation matrices accumulated along the path_to_old_primitive to the leaf primitive shape object at the end of the path…✨
• NGED copymatCopies the transformation matrix from a member of one combination to the member of another.✨
• NGED cp✨
• NGED cpiCopies old_tgc(an existing TGC shape) to a new TGC shape (new_tgc), positions the new TGC such that its base vertex is coincident with the center of the top of old_tgc, and puts mged into the…✨
• cv(1)convert binary data files between representation formats✨

D

• NGED dDeletes the specified list of objects from the mged display.✨
• d-a(1)convert double-precision binary numbers to ASCII✨
• d-bw(1)convert double-precision binary numbers to unsigned bytes✨
• d-f(1)convert double-precision floats to single-precision floats✨
• d-i(1)convert doubles to 16-bit short integers✨
• d-u(1)convert double-precision binary numbers to 16-bit unsigned shorts✨
• d2-c(1)merge two double files into one complex file✨
• damdf(1)compute the average magnitude difference function of a stream of doubles✨
• NGED data_linesManage an arbitrary line set attached to the current view.✨
• dauto(1)compute the unbiased autocorrelation function of a stream of doubles✨
• dauto2(1)compute the center-clipped autocorrelation function of doubles✨
• NGED dbProvides an interface to a number of database manipulation routines.✨
• NGED db_globGlobs cmd_string against the MGED database resulting in an expanded command string.✨
• dbclean(1)compact an mged database by removing dead space✨
• NGED dbconcatConcatenates an existing BRL-CAD database to the database currently being edited.✨
• NGED dbfindDisplays all combinations that have any of the objects specified as a member.✨
• NGED dbfindtreeDisplays the full path of all combinations that have any of the objects specified as a member.✨
• NGED dbipPrint the current database handle pointer.✨
• NGED dbot_dumpexport currently displayed BOT objects to a mesh file format✨
• dbupgrade(1)upgrade a BRL-CAD geometry database to the current version✨
• NGED dbupgradeUpgrade the currently open BRL-CAD mged geometry database to the current geometry database format version.✨
• NGED dbversionPrint the version of the currently open BRL-CAD database.✨
• dconv(1)Convert DATE/TIMEs between calendrical systems.✨
• ddisp(1)plot a stream of doubles on a framebuffer✨
• NGED debugAllows the user to set or check the flags used by BRL-CAD libraries to enable low level debugging outputs.✨
• NGED debugbuAllows the user to set or check the debug flags used by libbu.✨
• NGED debugdirDisplays a dump of the in-memory directory for the current database file.✨
• NGED debuglibAllows the user to set or check the debug flags used by librt.✨
• NGED debugnmgDisplays a list of all possible debug flags available for NMG processing.✨
• decimate(1)reduce the resolution of an image or data file✨
• NGED decomposeProcesses an NMG shape and produces a series of new NMG shapes consisting of each maximally connected shell in the original NMG shape.✨
• NGED delayProvides a delay of the specified time before the next command will be processed.✨
• dfft(1)compute fast Fourier transforms of a stream of doubles✨
• NGED dgexits gr grouper mode. See gr man page for more info.✨
• NGED dir2aeReturns the azimuth and elevation (AE) using the provided direction vector.✨
• NGED dmProvides a means to interact with the display manager at a lower level.✨
• dm_ogl_probe(1)test whether a usable GLX/OpenGL display environment is available✨
• dmod(1)apply arithmetic operations to a stream of doubles✨
• double-asc(1)convert a stream of IEEE doubles to ASCII text✨
• dpeak(1)find the dominant peak in each window of a stream of doubles✨
• dpix-pix(1)convert a double-precision dpix file to a pix file✨
• NGED dplotdraws plotfiles from the given logfile✨
• NGED drawAdds objects> to the display list so that they will appear on the MGED display. The e command is a synonym for draw.✨
• dsel(1)selectively keep or skip doubles from a data stream✨
• dsp(5)DSP binary file format✨
• NGED dspquery or compare DSP (Displacement Map Surface) primitive objects✨
• dstats(1)compute basic statistics of a stream of doubles✨
• NGED dumpCopies the entire database to the keep_file.✨
• NGED dupChecks the specified file (which is expected to contain a BRL-CAD model) for names that are the same as those in the current model.✨
• dwin(1)extract sliding windows of doubles and optionally apply a window function✨
• dxf-g(1)convert an AutoCAD DXF file to a BRL-CAD database✨

E

• NGED eAdds the objects in the argument list to the display list so that they will appear on the MGED display. This is a synonym for the draw command.✨
• NGED e_idDraws objects whose region IDs are in the given range.✨
• NGED eacAdds all the regions in the current model that have one of the aircodes in the argument list to the display list so that they will appear on the MGED display.✨
• NGED echoEchos whatever text is provided as an argument on the command line. This is intended for use in MGED scripts.✨
• NGED edarbedit ARB primitive faces, edges, and vertices✨
• NGED edcodesPuts the user into an editor to edit a file that has been filled with the ident, air code, material code, LOS, and name of all the regions in the specified objects.✨
• NGED edcolorPuts the user into an editor to edit a file that has been filled with the ident-based color lookup table.✨
• NGED edcombAllows the user to modify the attributes of a combination.✨
• NGED edgedirAllows the user to set the direction of an edge by specifying a direction vector in the form of x, y, and z components or via rotation and fallback angles.✨
• NGED editEdit objects in the database by translating, rotating, scaling, and other operations.✨
• NGED edit_rotateRotate one or more objects in the database.✨
• NGED edit_scaleResize one or more objects in the database by a scale factor.✨
• NGED edit_translateTranslate (move) one or more objects in the database.✨
• NGED edititopen a file in an external text editor✨
• NGED edmaterPlaces the user in an editor ready to edit a file filled with shader arguments for the combinations listed on the command line.✨
• enf-g(1)convert an Elysium Neutral File (ENF) to a BRL-CAD database✨
• NGED envPrint the current environmental variables.✨
• NGED eqnAllows the user to rotate the face of an ARB shape by providing the coefficients of an equation of the desired plane for the face.✨
• NGED eraseDeletes the specified list of objects from the MGED display.✨
• NGED ertevaluate and execute a raytrace✨
• NGED evEvaluates the objects specified by tessellating all primitive shapes in the objects and then performing any Boolean operations specified in the objects. The result is then displayed in the MGED…✨
• NGED existsThe exists command evaluates an expression and returns 1 if true, 0 if false. It serves roughly the same purpose for objects in a BRL-CAD database that the UNIX test command serves for files on a…✨
• NGED exitAlternate command name for quit.✨
• NGED expandPerforms matching of the shell globbing pattern with the names of all the objects in the database. It returns all those that successfully match.✨
• NGED extrudeModifies an ARB shape by extruding the specified face through the specified distance to determine the position of the opposing face.✨
• NGED eyeset eye point to given model coordinates✨
• NGED eye_posalias for eye; get or set the camera eye point position✨