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| author | Tavian Barnes <tavianator@gmail.com> | 2010-06-06 13:07:50 -0600 |
|---|---|---|
| committer | Tavian Barnes <tavianator@gmail.com> | 2010-06-06 13:07:50 -0600 |
| commit | 347f6268b922012055fbe77bb4ce9962cbdeb18e (patch) | |
| tree | 438fd9532755bc956ee7860e9a6388043e395802 /libdimension/dimension | |
| parent | 07806324bb384d3707840303e08f209005afaffe (diff) | |
| download | dimension-347f6268b922012055fbe77bb4ce9962cbdeb18e.tar.xz | |
New dmnsn_bounding_box_is_infinite() predicate.
Diffstat (limited to 'libdimension/dimension')
| -rw-r--r-- | libdimension/dimension/geometry.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libdimension/dimension/geometry.h b/libdimension/dimension/geometry.h index effac7c..98fc913 100644 --- a/libdimension/dimension/geometry.h +++ b/libdimension/dimension/geometry.h @@ -300,4 +300,11 @@ dmnsn_bounding_box_contains(dmnsn_bounding_box box, dmnsn_vector p) && (p.x <= box.max.x && p.y <= box.max.y && p.z <= box.max.z); } +/* Return whether `box' is infinite */ +DMNSN_INLINE bool +dmnsn_bounding_box_is_infinite(dmnsn_bounding_box box) +{ + return box.min.x == -INFINITY; +} + #endif /* DIMENSION_GEOMETRY_H */ |