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authorMelanie Thielker2008-09-19 17:00:17 +0000
committerMelanie Thielker2008-09-19 17:00:17 +0000
commit592f98c4aaa5265a31c481a49cfc7afb49590da3 (patch)
tree27a3509ff0fa9039e394f0f079cab400fc0126b9 /OpenSim/Region/ScriptEngine/Shared
parentFix issue introduces by a fix in 6256. Fixes mantis #2214 (diff)
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Mantis #2217
Guard against NaN being returned from llRotBetween. Return a zero rotation if the result is NaN.
Diffstat (limited to 'OpenSim/Region/ScriptEngine/Shared')
-rw-r--r--OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs10
1 files changed, 9 insertions, 1 deletions
diff --git a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
index 758cf4b..bff63f1 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs
@@ -581,7 +581,15 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
581 LSL_Types.Vector3 axis = LSL_Types.Vector3.Norm(crossProduct); 581 LSL_Types.Vector3 axis = LSL_Types.Vector3.Norm(crossProduct);
582 double s = Math.Sin(angle / 2); 582 double s = Math.Sin(angle / 2);
583 583
584 return new LSL_Types.Quaternion(axis.x * s, axis.y * s, axis.z * s, (float)Math.Cos(angle / 2)); 584 double x = axis.x * s;
585 double y = axis.y * s;
586 double z = axis.z * s;
587 double w = Math.Cos(angle / 2);
588
589 if(Double.IsNaN(x) || Double.IsNaN(y) || Double.IsNaN(z) || Double.IsNaN(w))
590 return new LSL_Types.Quaternion(0.0f, 0.0f, 0.0f, 1.0f);
591
592 return new LSL_Types.Quaternion((float)x, (float)y, (float)z, (float)w);
585 } 593 }
586 594
587 public void llWhisper(int channelID, string text) 595 public void llWhisper(int channelID, string text)