Continued ANSIfication. There are only bits and pieces left now.
Abstracted process and path handling for Windows. Renamed FLOAT to RREAL because of conflict on Windows. Added conditional compiles for some signal handlers.
Numerous bug fixes in new mesh code
Replaced inline copyright notice with #include "copyright.h"
Changes and check-in for 3.5 release Includes new source files and modifications not recorded for many years See ray/doc/notes/ReleaseNotes for notes between 3.1 and 3.5 release
calculate "a" parameter rather than assuming direction is normalized
updated revision number for release 2.0
added FLOAT definition to better control size of structures
change sphere with negative radii to bubbles
changed handling of matrix transformations with new MAT4 & XF types dynamic allocation of ray transformations with newrayxf() added missing light source vector transformation to m_brdf.c
moved setting of ray transformation to intersection routines (bug)
Initial revision
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