1 ==================

     2  Pyrit Ray Tracer

     3 ==================

     4 

     5 Pthreads

     6 --------

     7 Threads can be used to render rows of picture paralelly. Arbitrary number

     8 of threads can be used, even numbers like 17 are acceptable.

     9 

    10 To completely disable this feature just remove "-DPTHREADS -pthreads"

    11 from flags in makefile.