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LIBRARY ROUTINES AND HEADER FILES
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SCCSid "$SunId$ LBL"
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This directory contains library routines and common header files for
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the RADIANCE programs in the directories on the same level.
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calcomp.h header file for expression parser
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color.h header for routines using pixel color values
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cone.h header file for cones (cones, cylinders, rings, cups, tubes)
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face.h header for routines using polygonal faces
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font.h header for font handling rountines
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fvect.h header file for floating point routines using vectors
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linregr.h header file for linear regression calculation
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mat4.h definitions for 4x4 matrix operations
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object.h header file for routines using objects and object sets
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octree.h header file for routines using octrees
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otypes.h defines for object types
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paths.h header file defining standard path names for this architecture
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plocate.h header for 3D vector location
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random.h header file for random(3) and urand() function
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resolu.h definitions for resolution line in image file.
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standard.h standard include file for most programs
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targa.h header file for reading and writing Targa format files
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vfork.h header file for routines using vfork()
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view.h header file for image generation
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xraster.h header file for X routines using images
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xtwind.h header for X text window routines
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badarg.c check argument list against format string
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bcopy.c substitutes for library routines
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bmalloc.c memory allocation without overhead (no free lists)
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caldefn.c store variable definitions
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calexpr.c compute data values using expression parser
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calfunc.c routines for calcomp using functions
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calprnt.c routines for printing calcomp expressions
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clip.c routine to clip 3D line segments to a box
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color.c routines for color calculations
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colrops.c integer operations on COLR scanlines
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cone.c routines for making cones
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cputs.c default routine for command-line error output
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ealloc.c memory routines which call quit on error
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eputs.c default routine for error output
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erf.c BSD implementation of erf() and erfc()
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error.c standard error reporting function
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expandarg.c expand command-line argument to read from environ or file
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face.c routines dealing with polygonal faces
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fdate.c return UNIX date in system-independent interface
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fgetline.c read line with escaped newlines
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fgetval.c scanf replacement that skips # comments
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fgetword.c read white space separated words from stream
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fixargv0.c MS-DOS compatibility routine to fix program name + arg. list
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font.c library routines for font handling
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frexp.c free exponent (library routine replacement)
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fropen.c find and open a Radiance library file
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fvect.c routines for float vector calculations
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fwrite.c standard lib replacement
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getlibpath.c return standard library path from RAYLIB (or default)
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getpagesize.c return system page size for non-BSD machine
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getpath.c function to search for file in a list of directories
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header.c routines for reading and writing information headers
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image.c routines for image generation / pixel mapping
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instance.c routines for octree objects
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invmat4.c compute inverse of 4x4 matrix
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lamps.c load lamp data
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linregr.c basic linear regression calculation
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lookup.c hash table lookup routines
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malloc.c fast malloc for memory hogs and VM environments
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mat4.c routines dealing with 4 X 4 homogeneous matrices
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mktemp.c make temporary file (system-independent replacement)
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modobject.c routines for tracking object modifiers
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multisamp.c binary space partitioning curve for multidimensional sampling
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objset.c routines for maintaining object sets
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octree.c routines dealing with octrees and cubes
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otypes.c object type lookup and error reporting
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peano.c generate an N-dimensional Peano space-filling curve
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plocate.c routine to locate 3D vector w.r.t. box
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popen.c system-independent replacement for popen(3) call
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portio.c routines for portable binary input and output
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process.c routines to communicate with separate process via dual pipes
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quit.c default quit() routine, calles exit()
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random.c BSD random number generator
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readfargs.c allocate, read and free object arguments (RADIANCE parser)
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readobj.c routines for reading in object descriptions
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readoct.c routines to read octree information
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resolu.c read and write image resolutions
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rexpr.c regular expression parser (ala grep)
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savestr.c routines for efficient string storage
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savqstr.c quick and dirty string saver
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spec_rgb.c convert colors and spectral ranges
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strcmp.c more efficient standard lib replacement for use with savestr()
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urand.c anticorrelated random function due to Christophe Schlick
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urind.c compute pseudo-asyncronous entry point for urand(3)
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wordfile.c open and read a file of whitespace-separated words
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words.c routines for recognizing and moving about words in strings
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wputs.c default warning message output function
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x11findwind.c find a window by its name under X
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xf.c routines to convert transform arguments into 4X4 matrix
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xraster.c X10R4 raster handling routines
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xtwind.c X10R4 text window routines
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