public int pointerParam(long value) {
        int offset = pointerParam();
        PointerBuffer.put(buffer, offset, value);
        return offset;
    }
Ensures space for an additional pointer value, sets the specified value
at the allocated offset and returns that offset.
jme3-lwjgl3/src/main/java/com/jme3/lwjgl3/utils/APIBuffer.java