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-rw-r--r--src/Vector3.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/Vector3.h b/src/Vector3.h
index 1e4a1f5d9..1f3f6b955 100644
--- a/src/Vector3.h
+++ b/src/Vector3.h
@@ -307,6 +307,22 @@ public:
return (a_X - x) / (a_OtherEnd.x - x);
}
+ /** Rotates the vector 90 degrees clockwise around the vertical axis.
+ Note that this is specific to minecraft's axis ordering, which is X+ left, Z+ down. */
+ inline void TurnCW(void)
+ {
+ std::swap(x, z);
+ x = -x;
+ }
+
+ /** Rotates the vector 90 degrees counterclockwise around the vertical axis.
+ Note that this is specific to minecraft's axis ordering, which is X+ left, Z+ down. */
+ inline void TurnCCW(void)
+ {
+ std::swap(x, z);
+ z = -z;
+ }
+
/** The max difference between two coords for which the coords are assumed equal. */
static const double EPS;