if ( entity.getMovementMode() == IEntityMovementMode.BIPED_SWIM || entity.getMovementMode() == IEntityMovementMode.QUAD_SWIM ) return;
    public void addMovementHeat() {        for (Enumeration i = game.getEntities(); i.hasMoreElements();) {            Entity entity = (Entity)i.nextElement();            // build up heat from movement            if (entity.moved == IEntityMovementType.MOVE_NONE) {                entity.heatBuildup += entity.getStandingHeat();            } else if (entity.moved == IEntityMovementType.MOVE_WALK                       || entity.moved == IEntityMovementType.MOVE_VTOL_WALK) {                entity.heatBuildup += entity.getWalkHeat();            } else if (entity.moved == IEntityMovementType.MOVE_RUN                       || entity.moved == IEntityMovementType.MOVE_VTOL_RUN                       || entity.moved == IEntityMovementType.MOVE_SKID) {                entity.heatBuildup += entity.getRunHeat();            } else if (entity.moved == IEntityMovementType.MOVE_JUMP) {                entity.heatBuildup += entity.getJumpHeat(entity.delta_distance);            }        }    }