rglSetDynamicBillboardAxis

procedure rglSetDynamicBillboardAxis(
const aObjectIndex: Integer;
const aAxisX, aAxisY, aAxisZ : Single);
stdcall;

Set the billboard axis of the object to any arbitraty axis.

Parameters
aObjectIndex - A Reference to one of the previously created dynamic objects
aAxisX, aAxisY, aAxisZ - the axis that the object should rotate on

Remark
This flag is implemented for all dynamic objects except animated bone meshes. Only use this when billboard type is RGL-BBT-ARB-AXIS