Method isVirtual

ij/src/main/java/ij/ImageStack.java:389–391

Returns true if this is a virtual (disk resident) stack. This method is overridden by the VirtualStack subclass.

()

	/** Returns true if this is a virtual (disk resident) stack. 
		This method is overridden by the VirtualStack subclass. */
	public boolean isVirtual() {
		return false;
	}

	/** Frees memory by deleting a few slices from the end of the stack. */
	public void trim() {