1 /* 2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.java2d; 27 28 import sun.awt.image.SunVolatileImage; 29 import sun.awt.image.VolatileSurfaceManager; 30 import sun.java2d.macos.MacOSFlags; 31 import sun.java2d.metal.MTLVolatileSurfaceManager; 32 import sun.java2d.opengl.CGLVolatileSurfaceManager; 33 34 /** 35 * This is a factory class with static methods for creating a 36 * platform-specific instance of a particular SurfaceManager. Each platform 37 * (Windows, Unix, etc.) has its own specialized SurfaceManagerFactory. 38 */ 39 public class MacosxSurfaceManagerFactory extends SurfaceManagerFactory { 40 41 /** 42 * Creates a new instance of a VolatileSurfaceManager given any 43 * arbitrary SunVolatileImage. An optional context Object can be supplied 44 * as a way for the caller to pass pipeline-specific context data to 45 * the VolatileSurfaceManager (such as a backbuffer handle, for example). 46 * 47 * For Mac OS X, this method returns either an CGL-specific 48 * VolatileSurfaceManager based on the GraphicsConfiguration 49 * under which the SunVolatileImage was created. 50 */ 51 public VolatileSurfaceManager createVolatileManager(SunVolatileImage vImg, 52 Object context) 53 { 54 return MacOSFlags.isMetalEnabled() ? new MTLVolatileSurfaceManager(vImg, context) : 55 new CGLVolatileSurfaceManager(vImg, context); 56 } 57 }