[brlcad-devel] HACKING Addition?

[Tom B. <tom...@gm...>]

I'm cleaning up some old cruft and found this change to HACKING (diff
-p) I started some time ago but don't remember the context.  I'll
submit it if it hasn't been rejected already.

*** HACKING	Fri Sep 16 15:10:08 2011
--- HACKING.mine	Fri Sep 16 15:10:08 2011
*************** Violations of these rules in the existin
*** 449,454 ****
--- 449,463 ----
  follow suit.  If code is seen that doesn't conform, it may and should
  be fixed.

+ Floating point (FP) comparisons:
+
+ When FP comparisons are absolutely necessary, use the ZERO and EQUAL
+ macros (defined in vmath.h which is included in bu.h).  Examples of
+ use:
+
+   * instead of "foo == 2.0" use "EQUAL(foo,2.0)"
+   * instead of "foo > 0.0" use "foo > ZERO"
+
  Code Organization:

  Code that is potentially useful to another application, or that may be

Cheers!

-Tom