ExtraParams

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Used in ObjectUpdate messages, a "ExtraParam" block contains extra data for specialized prims such as lights, sculpted prims, and flexible objects. Support for projected light textures is pending.
Param Hex ID Bytes Contents LSL Exposure
Flexible 0x10 16 U8 tension, U8 drag, U8 gravity, U8 wind, Vector3 userforce PRIM_FLEXIBLE
Light 0x20 16 Color4u color, F32 radius, F32 cutoff, F32 falloff PRIM_POINT_LIGHT
Sculpted 0x30 17 UUID texture, U8 type PRIM_TYPE_SCULPT
Light Image (pending) 0x40 28 UUID texture, Vector3 params (FOV, focus, ambiance) SVC-6538