BRL-CAD Release 5.0 New Commands

Database Maintenance

• g_diff
  Compare two BRL-CAD models, writing the results of the comparison as an mged(1) script to change one model into the other.
• nmg-polysolid
  Convert all the NMG solids in a BRL-CAD model into polysolids.
• remapid
  Perform batch modifications of region IDs in a BRL-CAD or TANKILL model.
• rtweight
  Calculate weight, centroid, and volume data for a BRL-CAD model.
• texturescale
  Scale a pix(5) stream to map onto a curved solid.

Converters

• cy-g
  Convert from Cyberware digitizer output format to BRL-CAD.
• nastran-g
  Convert from NASTRAN finite-element format to BRL-CAD.
• stl-g
  Convert from 3D Systems stereolithography format to BRL-CAD.
• g-acad
  Convert from BRL-CAD to the General Dynamics ACAD format.
• g-off
  Convert from BRL-CAD to the DEC (Compaq) Object File Format.
• g-vrml
  Convert from BRL-CAD to the Virtual Reality Markup Language format.
• g-wave
  Convert from BRL-CAD to the Alias|Wavefront format.

Image Support Tools

• any-png.sh
  Convert any of various image file formats to the PNG format.
• bw-png
  Convert a bw(5) stream to the PNG format.
• fb-png
  Save the contents of a frame buffer to a file in the PNG format.
• imgdims
  Guess the width and height of an image file from the name of and/or number of bytes in the file.
• pixblend
  Blend two pix(5) or bw(5) images either randomly or as a weighted average.
• pixborder
  Add a 1-pixel-wide border to regions in a pix(5) stream of a specified color.
• pixclump
  Quantize the colors in a pix(5) stream.
• pixcount
  Sort the pixels in a pix(5) stream by color value.
• pixdsplit
  Disentangle the chars from the doubles in a pixd(5) stream.
• pixmorph
  Perform feature-based image metamorphosis between two pix(5) files.
• pixsubst
  Change the pixels of a specified color in a pix(5) stream to a second specified color.
• pix-png
  Convert a pix(5) stream to the PNG format.
• pix-yuv
  Convert a pix(5) stream to YUV in CCIR-601 format.
• png_info
  Display the non-image information found in a PNG stream.
• png-bw
  Convert a PNG(5) stream to bw(5) format.
• png-fb
  Display a PNG(5) stream on a frame buffer.
• png-pix
  Convert a PNG(5) stream to pix(5) format.
• rtsil
  Produce a hidden-line silhouette image.
• yuv-pix
  Convert a stream in YUV (CCIR-601) format to pix(5) format.

Animation Tools

• anim_cascade
  Evaluate movement of one object relative to another.
• anim_time
  Estimate appropriate time parameters for a path.

Miscellaneous

• bary
  Compute weighted sums (including barycentric combinations) of points.
• bwish
  BRL-CAD version of wish(1), the Tcl/Tk-based windowing shell. Includes functionality of libbn(3), librt(3), etc.
• mst
  Construct a minimum spanning tree for an input graph.
• wavelet
  Perform Haar wavelet decomposition or reconstruction.