1 /* 2 * Copyright (c) 2018, 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.metal; 27 28 import sun.awt.AWTAccessor; 29 import sun.awt.image.SunVolatileImage; 30 import sun.awt.image.VolatileSurfaceManager; 31 import sun.java2d.SurfaceData; 32 import sun.java2d.opengl.OGLSurfaceData; 33 34 import java.awt.*; 35 import java.awt.image.ColorModel; 36 import java.awt.peer.ComponentPeer; 37 38 public class MetalVolatileSurfaceManager extends VolatileSurfaceManager { 39 //private final boolean accelerationEnabled; 40 public MetalVolatileSurfaceManager(SunVolatileImage vImg, Object context) { 41 super(vImg, context); 42 43 /* 44 * We will attempt to accelerate this image only under the 45 * following conditions: 46 * - the image is not bitmask AND the GraphicsConfig supports the FBO 47 * extension 48 */ 49 /*int transparency = vImg.getTransparency(); 50 MetalGraphicsConfig gc = (MetalGraphicsConfig) vImg.getGraphicsConfig(); 51 accelerationEnabled = gc.isCapPresent(CAPS_EXT_FBOBJECT) 52 && transparency != Transparency.BITMASK;*/ 53 } 54 55 protected boolean isAccelerationEnabled() { 56 return true; 57 } 58 59 /** 60 * Create a FBO-based SurfaceData object (or init the backbuffer 61 * of an existing window if this is a double buffered GraphicsConfig) 62 */ 63 protected SurfaceData initAcceleratedSurface() { 64 SurfaceData sData = null; 65 Component comp = vImg.getComponent(); 66 final AWTAccessor.ComponentAccessor acc = AWTAccessor.getComponentAccessor(); 67 final ComponentPeer peer = (comp != null) ? acc.getPeer(comp) : null; 68 69 try { 70 /*boolean createVSynced = false; 71 boolean forceback = false; 72 if (context instanceof Boolean) { 73 forceback = ((Boolean)context).booleanValue(); 74 if (forceback && peer instanceof BackBufferCapsProvider) { 75 BackBufferCapsProvider provider = 76 (BackBufferCapsProvider)peer; 77 BufferCapabilities caps = provider.getBackBufferCaps(); 78 if (caps instanceof ExtendedBufferCapabilities) { 79 ExtendedBufferCapabilities ebc = 80 (ExtendedBufferCapabilities)caps; 81 if (ebc.getVSync() == VSYNC_ON && 82 ebc.getFlipContents() == COPIED) 83 { 84 createVSynced = true; 85 forceback = false; 86 } 87 } 88 } 89 }*/ 90 91 /*if (forceback) { 92 // peer must be non-null in this case 93 // TODO: modify parameter to delegate 94 // sData = CGLSurfaceData.createData(peer, vImg, FLIP_BACKBUFFER); 95 } else {*/ 96 MetalGraphicsConfig gc = 97 (MetalGraphicsConfig)vImg.getGraphicsConfig(); 98 ColorModel cm = gc.getColorModel(vImg.getTransparency()); 99 int type = vImg.getForcedAccelSurfaceType(); 100 // if acceleration type is forced (type != UNDEFINED) then 101 // use the forced type, otherwise choose FBOBJECT 102 //if (type == OGLSurfaceData.UNDEFINED) { 103 //type = OGLSurfaceData.FBOBJECT; 104 //} 105 //if (createVSynced) { 106 /* 107 * TODO: modify parameter to delegate, this TODO is 108 * present in OGL also 109 */ 110 // sData = CGLSurfaceData.createData(peer, vImg, type); 111 //} else { 112 sData = MetalSurfaceData.createData(gc, 113 vImg.getWidth(), 114 vImg.getHeight(), 115 cm, vImg, type); 116 //} 117 //} 118 } catch (NullPointerException ex) { 119 sData = null; 120 } catch (OutOfMemoryError er) { 121 sData = null; 122 } 123 124 return sData; 125 } 126 127 @Override 128 public void initContents() { 129 // TODO : Check what is special case of TEXTURE 130 //if (vImg.getForcedAccelSurfaceType() != OGLSurfaceData.TEXTURE) { 131 super.initContents(); 132 //} 133 } 134 }