Difference between revisions of "LlAxisAngle2Rot"

Revision as of 17:56, 10 April 2008

Function: rotation llAxisAngle2Rot( vector axis, float angle );

Returns a rotation that is a generated angle about axis

• vector	axis
• float	angle	–	expressed in radians.

axis should be normalized.

<lsl>default {

   state_entry()
   {
       rotation rTest=llAxisAngle2Rot(<0.0, 0.0, 1.0>, (90.0*DEG_TO_RAD));
       vector eTest=llRot2Euler(rTest)*RAD_TO_DEG;

       llOwnerSay((string) eTest);

       //Says <0.0, 0.0, 90.0> since it is rotating 90 degrees on the Z axis caused by the 1.0 placed in the Z vector spot. 
   }

}</lsl>

Signature
function rotation llAxisAngle2Rot( vector axis, float angle );

@@ Line 9: / Line 9: @@
 |spec
 |caveats
-|examples
+|examples=<lsl>default
+{
+    state_entry()
+    {
+        rotation rTest=llAxisAngle2Rot(<0.0, 0.0, 1.0>, (90.0*DEG_TO_RAD));
+        vector eTest=llRot2Euler(rTest)*RAD_TO_DEG;
+        llOwnerSay((string) eTest);
+        //Says <0.0, 0.0, 90.0> since it is rotating 90 degrees on the Z axis caused by the 1.0 placed in the Z vector spot.
+    }
+}</lsl>
 |helpers
 |also_functions=