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Be a little more lenient with float comparisons.

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Unfortunately, Pythagorus and binary don't play well together, so rounding
errors are inevetible when testing with a slope. However, 1e-6 seems to be
a good epsilon (printf's %g hides it nicely :).
This commit is contained in:
Bill Currie 2011-11-27 14:19:05 +09:00
parent 3a386293fc
commit 750b5ba0ed
1 changed files with 8 additions and 1 deletions
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9
libs/models/test/testclip.c
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@ -15,6 +15,13 @@
# include "../trace.c"
#endif
#define FloatCompare(a, b) (fabs (a - b) < 1e-6)
#undef VectorCompare
#define VectorCompare(x, y) \
(FloatCompare (x[0], y[0]) && FloatCompare (x[1], y[1]) \
&& FloatCompare (x[2], y[2]))
// 0,0
// |\ .
// |s\ .
@ -515,7 +522,7 @@ nodeleaf_bail:
trace.allsolid, trace.startsolid,
trace.inopen, trace.inwater);
if (VectorCompare (end, trace.endpos)
&& test->expect.frac == trace.fraction
&& FloatCompare (test->expect.frac, trace.fraction)
&& test->expect.allsolid == trace.allsolid
&& test->expect.startsolid == trace.startsolid
&& test->expect.inopen == trace.inopen