author | darcy |
Tue, 16 Dec 2014 09:57:33 -0800 | |
changeset 28234 | f694f2576719 |
parent 25859 | 3317bb8137f4 |
child 30469 | bac0a7ff7e1e |
permissions | -rw-r--r-- |
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/* |
28234
f694f2576719
8067092: Suppress windows-specific deprecation warnings in the java.desktop module
darcy
parents:
25859
diff
changeset
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* Copyright (c) 2007, 2014, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package sun.java2d.d3d; |
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import java.awt.Component; |
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import java.awt.GraphicsConfiguration; |
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import java.awt.Image; |
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import java.awt.Transparency; |
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import java.awt.image.ColorModel; |
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import sun.awt.Win32GraphicsConfig; |
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import sun.awt.image.SunVolatileImage; |
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import sun.awt.image.SurfaceManager; |
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import sun.awt.image.VolatileSurfaceManager; |
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import sun.awt.windows.WComponentPeer; |
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import sun.java2d.InvalidPipeException; |
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import sun.java2d.SurfaceData; |
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import static sun.java2d.pipe.hw.AccelSurface.*; |
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import static sun.java2d.d3d.D3DContext.D3DContextCaps.*; |
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import sun.java2d.windows.GDIWindowSurfaceData; |
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public class D3DVolatileSurfaceManager |
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extends VolatileSurfaceManager |
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{ |
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private boolean accelerationEnabled; |
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private int restoreCountdown; |
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public D3DVolatileSurfaceManager(SunVolatileImage vImg, Object context) { |
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super(vImg, context); |
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/* |
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* We will attempt to accelerate this image only under the |
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* following conditions: |
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* - the image is opaque OR |
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* - the image is translucent AND |
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* - the GraphicsConfig supports the FBO extension OR |
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* - the GraphicsConfig has a stored alpha channel |
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*/ |
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int transparency = vImg.getTransparency(); |
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D3DGraphicsDevice gd = (D3DGraphicsDevice) |
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vImg.getGraphicsConfig().getDevice(); |
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accelerationEnabled = |
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(transparency == Transparency.OPAQUE) || |
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(transparency == Transparency.TRANSLUCENT && |
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(gd.isCapPresent(CAPS_RT_PLAIN_ALPHA) || |
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gd.isCapPresent(CAPS_RT_TEXTURE_ALPHA))); |
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} |
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protected boolean isAccelerationEnabled() { |
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return accelerationEnabled; |
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} |
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public void setAccelerationEnabled(boolean accelerationEnabled) { |
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this.accelerationEnabled = accelerationEnabled; |
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} |
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/** |
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* Create a pbuffer-based SurfaceData object (or init the backbuffer |
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* of an existing window if this is a double buffered GraphicsConfig). |
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*/ |
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28234
f694f2576719
8067092: Suppress windows-specific deprecation warnings in the java.desktop module
darcy
parents:
25859
diff
changeset
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@SuppressWarnings("deprecation") |
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protected SurfaceData initAcceleratedSurface() { |
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SurfaceData sData; |
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Component comp = vImg.getComponent(); |
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WComponentPeer peer = |
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(comp != null) ? (WComponentPeer)comp.getPeer() : null; |
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try { |
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boolean forceback = false; |
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if (context instanceof Boolean) { |
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forceback = ((Boolean)context).booleanValue(); |
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} |
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if (forceback) { |
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// peer must be non-null in this case |
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sData = D3DSurfaceData.createData(peer, vImg); |
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} else { |
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D3DGraphicsConfig gc = |
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(D3DGraphicsConfig)vImg.getGraphicsConfig(); |
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ColorModel cm = gc.getColorModel(vImg.getTransparency()); |
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int type = vImg.getForcedAccelSurfaceType(); |
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// if acceleration type is forced (type != UNDEFINED) then |
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// use the forced type, otherwise use RT_TEXTURE |
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if (type == UNDEFINED) { |
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type = RT_TEXTURE; |
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} |
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sData = D3DSurfaceData.createData(gc, |
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vImg.getWidth(), |
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vImg.getHeight(), |
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cm, vImg, |
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type); |
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} |
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} catch (NullPointerException ex) { |
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sData = null; |
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} catch (OutOfMemoryError er) { |
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sData = null; |
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} catch (InvalidPipeException ipe) { |
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sData = null; |
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} |
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return sData; |
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} |
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protected boolean isConfigValid(GraphicsConfiguration gc) { |
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return ((gc == null) || (gc == vImg.getGraphicsConfig())); |
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} |
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/** |
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* Set the number of iterations for restoreAcceleratedSurface to fail |
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* before attempting to restore the accelerated surface. |
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* |
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* @see #restoreAcceleratedSurface |
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* @see #handleVItoScreenOp |
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*/ |
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private synchronized void setRestoreCountdown(int count) { |
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restoreCountdown = count; |
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} |
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/** |
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* Note that we create a new surface instead of restoring |
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* an old one. This will help with D3DContext revalidation. |
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*/ |
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@Override |
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protected void restoreAcceleratedSurface() { |
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synchronized (this) { |
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if (restoreCountdown > 0) { |
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restoreCountdown--; |
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throw new |
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InvalidPipeException("Will attempt to restore surface " + |
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" in " + restoreCountdown); |
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} |
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} |
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SurfaceData sData = initAcceleratedSurface(); |
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if (sData != null) { |
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sdAccel = sData; |
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} else { |
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throw new InvalidPipeException("could not restore surface"); |
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// REMIND: alternatively, we could try this: |
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// ((D3DSurfaceData)sdAccel).restoreSurface(); |
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} |
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} |
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/** |
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* We're asked to restore contents by the accelerated surface, which means |
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* that it had been lost. |
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*/ |
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@Override |
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public SurfaceData restoreContents() { |
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acceleratedSurfaceLost(); |
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return super.restoreContents(); |
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} |
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/** |
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* If the destination surface's peer can potentially handle accelerated |
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* on-screen rendering then it is likely that the condition which resulted |
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* in VI to Screen operation is temporary, so this method sets the |
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* restore countdown in hope that the on-screen accelerated rendering will |
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* resume. In the meantime the backup surface of the VISM will be used. |
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* |
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* The countdown is needed because otherwise we may never break out |
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* of "do { vi.validate()..} while(vi.lost)" loop since validate() could |
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* restore the source surface every time and it will get lost again on the |
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* next copy attempt, and we would never get a chance to use the backup |
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* surface. By using the countdown we allow the backup surface to be used |
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* while the screen surface gets sorted out, or if it for some reason can |
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* never be restored. |
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* |
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* If the destination surface's peer could never do accelerated onscreen |
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* rendering then the acceleration for the SurfaceManager associated with |
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* the source surface is disabled forever. |
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*/ |
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static void handleVItoScreenOp(SurfaceData src, SurfaceData dst) { |
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if (src instanceof D3DSurfaceData && |
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dst instanceof GDIWindowSurfaceData) |
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{ |
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D3DSurfaceData d3dsd = (D3DSurfaceData)src; |
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SurfaceManager mgr = |
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SurfaceManager.getManager((Image)d3dsd.getDestination()); |
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if (mgr instanceof D3DVolatileSurfaceManager) { |
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D3DVolatileSurfaceManager vsm = (D3DVolatileSurfaceManager)mgr; |
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if (vsm != null) { |
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d3dsd.setSurfaceLost(true); |
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GDIWindowSurfaceData wsd = (GDIWindowSurfaceData)dst; |
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WComponentPeer p = wsd.getPeer(); |
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if (D3DScreenUpdateManager.canUseD3DOnScreen(p, |
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(Win32GraphicsConfig)p.getGraphicsConfiguration(), |
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p.getBackBuffersNum())) |
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{ |
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// 10 is only chosen to be greater than the number of |
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// times a sane person would call validate() inside |
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// a validation loop, and to reduce thrashing between |
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// accelerated and backup surfaces |
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vsm.setRestoreCountdown(10); |
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} else { |
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vsm.setAccelerationEnabled(false); |
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} |
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} |
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} |
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} |
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} |
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@Override |
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public void initContents() { |
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if (vImg.getForcedAccelSurfaceType() != TEXTURE) { |
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super.initContents(); |
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} |
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} |
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} |