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| author | Tavian Barnes <tavianator@gmail.com> | 2011-03-29 15:06:31 -0400 |
|---|---|---|
| committer | Tavian Barnes <tavianator@gmail.com> | 2011-03-29 15:06:31 -0400 |
| commit | c44fbdb2512a63a1e145b400dc20130199601b3e (patch) | |
| tree | 307635071c730289519b1bd96db5f7c4c2a1f4fe /libdimension/geometry.c | |
| parent | 59db781d7a08e3007d08b6632583ac9ced82e0df (diff) | |
| download | dimension-c44fbdb2512a63a1e145b400dc20130199601b3e.tar.xz | |
Some minor optimizations.
Diffstat (limited to 'libdimension/geometry.c')
| -rw-r--r-- | libdimension/geometry.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libdimension/geometry.c b/libdimension/geometry.c index 7e2fd77..827e78a 100644 --- a/libdimension/geometry.c +++ b/libdimension/geometry.c @@ -23,7 +23,7 @@ * Geometrical function implementations. */ -#include "dimension.h" +#include "dimension-impl.h" #include <math.h> /* Identity matrix */ @@ -152,7 +152,7 @@ dmnsn_matrix_inverse(dmnsn_matrix A) dmnsn_matrix2 P, Q, R, S, Pi, RPi, PiQ, RPiQ, PP, QQ, RR, SS; double Pdet = A.n[0][0]*A.n[1][1] - A.n[0][1]*A.n[1][0]; - if (fabs(Pdet) < dmnsn_epsilon) { + if (dmnsn_unlikely(fabs(Pdet) < dmnsn_epsilon)) { /* If P is close to singular, try a more generic algorithm; this is very * unlikely, but not impossible, eg. * [ 1 1 0 0 ] |