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authormadmaxoft <github@xoft.cz>2014-03-09 22:02:08 +0100
committermadmaxoft <github@xoft.cz>2014-03-09 22:02:08 +0100
commitdacb6cef1d6d2942f01d15186d8a12b30d39a385 (patch)
treeb375994b74fbbcf2d64f615d0d1da31db6556e7b /src
parentChunkDef: Replaced enums with static const ints. (diff)
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Diffstat (limited to '')
-rw-r--r--src/Cuboid.cpp6
-rw-r--r--src/Cuboid.h8
2 files changed, 11 insertions, 3 deletions
diff --git a/src/Cuboid.cpp b/src/Cuboid.cpp
index dc8df8500..2400c64f3 100644
--- a/src/Cuboid.cpp
+++ b/src/Cuboid.cpp
@@ -72,6 +72,9 @@ int cCuboid::GetVolume(void) const
bool cCuboid::DoesIntersect(const cCuboid & a_Other) const
{
+ ASSERT(IsSorted());
+ ASSERT(a_Other.IsSorted());
+
// In order for cuboids to intersect, each of their coord intervals need to intersect
return (
DoIntervalsIntersect(p1.x, p2.x, a_Other.p1.x, a_Other.p2.x) &&
@@ -86,6 +89,9 @@ bool cCuboid::DoesIntersect(const cCuboid & a_Other) const
bool cCuboid::IsCompletelyInside(const cCuboid & a_Outer) const
{
+ ASSERT(IsSorted());
+ ASSERT(a_Outer.IsSorted());
+
return (
(p1.x >= a_Outer.p1.x) &&
(p2.x <= a_Outer.p2.x) &&
diff --git a/src/Cuboid.h b/src/Cuboid.h
index 50a69b853..b95517f69 100644
--- a/src/Cuboid.h
+++ b/src/Cuboid.h
@@ -34,7 +34,8 @@ public:
Works on unsorted cuboids, too. */
int GetVolume(void) const;
- /** Returns true if the cuboids have at least one voxel in common. Both coords are considered inclusive. */
+ /** Returns true if the cuboids have at least one voxel in common. Both coords are considered inclusive.
+ Assumes both cuboids are sorted. */
bool DoesIntersect(const cCuboid & a_Other) const;
bool IsInside(const Vector3i & v) const
@@ -64,7 +65,8 @@ public:
);
}
- /** Returns true if this cuboid is completely inside the specifie cuboid (in all 6 coords) */
+ /** Returns true if this cuboid is completely inside the specifie cuboid (in all 6 coords).
+ Assumes both cuboids are sorted. */
bool IsCompletelyInside(const cCuboid & a_Outer) const;
/** Moves the cuboid by the specified offsets in each direction */
@@ -72,7 +74,7 @@ public:
/** Expands the cuboid by the specified amount in each direction.
Works on unsorted cuboids as well.
- Note that this function doesn't check for underflows. */
+ Note that this function doesn't check for underflows when using negative amounts. */
void Expand(int a_SubMinX, int a_AddMaxX, int a_SubMinY, int a_AddMaxY, int a_SubMinZ, int a_AddMaxZ);
/** Clamps both X coords to the specified range. Works on unsorted cuboids, too. */