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authorLane Kolbly <lane@rscheme.org>2017-08-13 13:36:22 +0200
committerTiger Wang <ziwei.tiger@outlook.com>2017-08-13 13:36:22 +0200
commit62bc951474b190f4d22012708d59cf010310b9e7 (patch)
treef3ff76acd74e3cbb6f19c5d78ebe5050823c1a4f /src
parentRename docs folder to dev-docs (#3898) (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/Cuboid.cpp31
-rw-r--r--src/Cuboid.h24
2 files changed, 23 insertions, 32 deletions
diff --git a/src/Cuboid.cpp b/src/Cuboid.cpp
index 1aa1e92e1..ac9537a8b 100644
--- a/src/Cuboid.cpp
+++ b/src/Cuboid.cpp
@@ -7,20 +7,6 @@
-/** Returns true if the two specified intervals have a non-empty union */
-static bool DoIntervalsIntersect(int a_Min1, int a_Max1, int a_Min2, int a_Max2)
-{
- return (
- ((a_Min1 >= a_Min2) && (a_Min1 <= a_Max2)) || // Start of first interval is within the second interval
- ((a_Max1 >= a_Min2) && (a_Max1 <= a_Max2)) || // End of first interval is within the second interval
- ((a_Min2 >= a_Min1) && (a_Min2 <= a_Max1)) // Start of second interval is within the first interval
- );
-}
-
-
-
-
-
////////////////////////////////////////////////////////////////////////////////
// cCuboid:
@@ -95,23 +81,6 @@ 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) &&
- DoIntervalsIntersect(p1.y, p2.y, a_Other.p1.y, a_Other.p2.y) &&
- DoIntervalsIntersect(p1.z, p2.z, a_Other.p1.z, a_Other.p2.z)
- );
-}
-
-
-
-
-
bool cCuboid::IsCompletelyInside(const cCuboid & a_Outer) const
{
ASSERT(IsSorted());
diff --git a/src/Cuboid.h b/src/Cuboid.h
index 3ade5bc20..ae4fed538 100644
--- a/src/Cuboid.h
+++ b/src/Cuboid.h
@@ -40,7 +40,18 @@ public:
/** 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;
+ inline bool 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) &&
+ DoIntervalsIntersect(p1.y, p2.y, a_Other.p1.y, a_Other.p2.y) &&
+ DoIntervalsIntersect(p1.z, p2.z, a_Other.p1.z, a_Other.p2.z)
+ );
+ }
bool IsInside(const Vector3i & v) const
{
@@ -95,6 +106,17 @@ public:
/** If needed, expands the cuboid so that it contains the specified point. Assumes sorted. Doesn't contract. */
void Engulf(const Vector3i & a_Point);
+
+private:
+
+ /** Returns true if the two specified intervals have a non-empty union */
+ inline static bool DoIntervalsIntersect(int a_Min1, int a_Max1, int a_Min2, int a_Max2)
+ {
+ ASSERT(a_Min1 <= a_Max1);
+ ASSERT(a_Min2 <= a_Max2);
+ return ((a_Min1 <= a_Max2) && (a_Max1 >= a_Min2));
+ }
+
} ;
// tolua_end