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authordahlia2009-09-07 18:02:02 -0700
committerdahlia2009-09-07 18:02:02 -0700
commit665cf0194afff36f7f4ceae80af83aa253ec61a2 (patch)
treecae476fff643101039463e0ddccfd9eedae5ac38 /OpenSim/Region/ScriptEngine/Shared
parentrandom drive-by maths optimization in llRot2Euler() and llEuler2Rot() (diff)
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llRot2Euler() now returns angles -PI < angle < PI
Diffstat (limited to 'OpenSim/Region/ScriptEngine/Shared')
-rw-r--r--OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs11
1 files changed, 8 insertions, 3 deletions
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 077315e..f261c16 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -476,9 +476,14 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
476 // normalize an angle between -PI and PI (-180 to +180 degrees) 476 // normalize an angle between -PI and PI (-180 to +180 degrees)
477 protected double NormalizeAngle(double angle) 477 protected double NormalizeAngle(double angle)
478 { 478 {
479 angle = angle % (Math.PI * 2); 479 if (angle > -Math.PI && angle < Math.PI)
480 // if (angle < 0) angle = angle + Math.PI * 2; 480 return angle;
481 return angle; 481
482 int numPis = (int)(Math.PI / angle);
483 double remainder = angle - Math.PI * numPis;
484 if (numPis % 2 == 1)
485 return Math.PI - angle;
486 return remainder;
482 } 487 }
483 488
484 // Old implementation of llRot2Euler, now normalized 489 // Old implementation of llRot2Euler, now normalized