Difference between revisions of "PRIM OMEGA"

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*[[PRIM_OMEGA]] cannot be used on avatars sitting on the object. It will emit the error message "PRIM_OMEGA disallowed on agent".
*[[PRIM_OMEGA]] cannot be used on avatars sitting on the object. It will emit the error message "PRIM_OMEGA disallowed on agent".
*If [[PRIM_OMEGA]] does not appear to be working, make sure that that Develop > Network > Velocity Interpolate Objects is enabled on the viewer.}}
*If [[PRIM_OMEGA]] does not appear to be working, make sure that that Develop > Network > Velocity Interpolate Objects is enabled on the viewer.}}
{{#vardefine:p_axis_desc|arbitrary axis to rotate the object around}}
{{#vardefine:p_spinrate_desc|rate of rotation in radians per second}}
{{#vardefine:p_gain_desc|also modulates the final spinrate and disables the rotation behavior if zero}}


}}</onlyinclude>{{#if:
}}</onlyinclude>{{#if:


}}{{LSL Constant
}}{{LSL Constant
|inject-2={{LSL PrimitiveParam Categorize|Prim}}
|name=PRIM_OMEGA
|name=PRIM_OMEGA
|type=integer
|type=integer
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|history=*Introduced in [[Release Notes/Second Life RC BlueSteel/11#11.06.20.233291|Second Life RC BlueSteel 11.06.20.233291]], June 22, 2011
|history=*Introduced in [[Release Notes/Second Life RC BlueSteel/11#11.06.20.233291|Second Life RC BlueSteel 11.06.20.233291]], June 22, 2011
*Rolled to main server channel the week of 7/11/2011
*Rolled to main server channel the week of 7/11/2011
|cat1=Prim
|cat1
|cat2=Effects
|cat2=Effects
|cat3=Physics
|cat3=Physics
|cat4=Rotation
|cat4=Rotation
}}
}}

Revision as of 22:37, 1 July 2012

Description

Constant: integer PRIM_OMEGA = 32;

The integer constant PRIM_OMEGA has the value 32

Used to make the object spin at the specified axis and rate, or retrieve spin settings. See llTargetOmega for specification.

llSetPrimitiveParams

[ PRIM_OMEGA, vector axis, float spinrate, float gain ]
• vector axis arbitrary axis to rotate the object around
• float spinrate rate of rotation in radians per second
• float gain also modulates the final spinrate and disables the rotation behavior if zero

When used with llSetPrimitiveParams & llSetLinkPrimitiveParams

llGetPrimitiveParams

llGetPrimitiveParams([ PRIM_OMEGA ]);

Returns the listvector axis, float spinrate, float gain ]

• vector axis arbitrary axis to rotate the object around
• float spinrate rate of rotation in radians per second
• float gain also modulates the final spinrate and disables the rotation behavior if zero

Caveats

  • PRIM_OMEGA on nonphysical objects, and child prims of physical objects, is only a client side effect; the object or prim will collide as non-moving geometry.
  • PRIM_OMEGA cannot be used on avatars sitting on the object. It will emit the error message "PRIM_OMEGA disallowed on agent".
  • If PRIM_OMEGA does not appear to be working, make sure that that Develop > Network > Velocity Interpolate Objects is enabled on the viewer.
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Examples

<lsl> // Set this prim rotating llTargetOmega(<1.0,3.0,0.5>, TWO_PI, 1.0);

// Read back this prim's current target omega list current_omega = llListToList( llGetPrimitiveParams([PRIM_OMEGA]); // should be [PRIM_OMEGA, axis, spinrate, gain] vector axis = llList2Vector(current_omega, 1); // Should be <1.0,3.0,0.5> float spinrate = llList2Float(current_omega, 2); // Should be TWO_PI float gain = llList2Float(current_omega, 3); // Should be 1.0

// Set all child prims rotating llSetLinkPrimitiveParamsFast(LINK_ALL_CHILDREN, [PRIM_OMEGA, <1.0,3.0,0.5>, TWO_PI, 1.0]); </lsl>

Deep Notes

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Signature

integer PRIM_OMEGA = 32;