/*
* Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package sun.java2d.d3d;
import java.awt.GraphicsConfiguration;
import java.awt.Image;
import java.awt.Transparency;
import java.awt.image.ColorModel;
import sun.awt.Win32GraphicsDevice;
import sun.java2d.loops.SurfaceType;
import sun.java2d.windows.Win32SurfaceData;
public class D3DBackBufferSurfaceData extends D3DSurfaceData {
private Win32SurfaceData parentData;
/**
* Private constructor. Use createData() to create an object.
*/
private D3DBackBufferSurfaceData(int width, int height,
SurfaceType sType, ColorModel cm,
GraphicsConfiguration gc,
Image image, int screen,
Win32SurfaceData parentData)
{
super(width, height, D3DSurfaceData.D3D_ATTACHED_SURFACE,
sType, cm, gc, image, Transparency.OPAQUE);
this.parentData = parentData;
initSurface(width, height, screen, parentData);
}
private native void restoreDepthBuffer();
@Override
public void restoreSurface() {
parentData.restoreSurface();
// The above call restores the primary surface
// to which this backbuffer is attached. But
// we need to explicitly restore the depth buffer
// associated with this backbuffer surface, because it's not
// part of a 'complex' primary surface, and thus will not be
// restored as part of the primary surface restoration.
restoreDepthBuffer();
}
public static D3DBackBufferSurfaceData
createData(int width, int height,
ColorModel cm, GraphicsConfiguration gc,
Image image,
Win32SurfaceData parentData)
{
Win32GraphicsDevice gd = (Win32GraphicsDevice)gc.getDevice();
if (!gd.isD3DEnabledOnDevice()) {
return null;
}
SurfaceType sType = getSurfaceType(cm, Transparency.OPAQUE);
return new
D3DBackBufferSurfaceData(width, height,
getSurfaceType(gc, cm,
D3DSurfaceData.D3D_ATTACHED_SURFACE),
cm, gc, image,
gd.getScreen(), parentData);
}
}