--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/java.desktop/unix/classes/sun/java2d/opengl/GLXSurfaceData.java Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,245 @@
+/*
+ * Copyright (c) 2003, 2017, 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
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package sun.java2d.opengl;
+
+import java.awt.GraphicsConfiguration;
+import java.awt.GraphicsDevice;
+import java.awt.GraphicsEnvironment;
+import java.awt.Image;
+import java.awt.Rectangle;
+import java.awt.image.ColorModel;
+
+import sun.awt.X11ComponentPeer;
+import sun.java2d.SurfaceData;
+
+public abstract class GLXSurfaceData extends OGLSurfaceData {
+
+ protected X11ComponentPeer peer;
+ private GLXGraphicsConfig graphicsConfig;
+
+ private native void initOps(X11ComponentPeer peer, long aData);
+
+ protected GLXSurfaceData(X11ComponentPeer peer, GLXGraphicsConfig gc,
+ ColorModel cm, int type)
+ {
+ super(gc, cm, type);
+ this.peer = peer;
+ this.graphicsConfig = gc;
+ initOps(peer, graphicsConfig.getAData());
+ }
+
+ public GraphicsConfiguration getDeviceConfiguration() {
+ return graphicsConfig;
+ }
+
+ /**
+ * Creates a SurfaceData object representing the primary (front) buffer
+ * of an on-screen Window.
+ */
+ public static GLXWindowSurfaceData createData(X11ComponentPeer peer) {
+ GLXGraphicsConfig gc = getGC(peer);
+ return new GLXWindowSurfaceData(peer, gc);
+ }
+
+ /**
+ * Creates a SurfaceData object representing the back buffer of a
+ * double-buffered on-screen Window.
+ */
+ public static GLXOffScreenSurfaceData createData(X11ComponentPeer peer,
+ Image image,
+ int type)
+ {
+ GLXGraphicsConfig gc = getGC(peer);
+ Rectangle r = peer.getBounds();
+ if (type == FLIP_BACKBUFFER) {
+ return new GLXOffScreenSurfaceData(peer, gc, r.width, r.height,
+ image, peer.getColorModel(),
+ FLIP_BACKBUFFER);
+ } else {
+ return new GLXVSyncOffScreenSurfaceData(peer, gc, r.width, r.height,
+ image, peer.getColorModel(),
+ type);
+ }
+ }
+
+ /**
+ * Creates a SurfaceData object representing an off-screen buffer (either
+ * a FBO or Texture).
+ */
+ public static GLXOffScreenSurfaceData createData(GLXGraphicsConfig gc,
+ int width, int height,
+ ColorModel cm,
+ Image image, int type)
+ {
+ return new GLXOffScreenSurfaceData(null, gc, width, height,
+ image, cm, type);
+ }
+
+ public static GLXGraphicsConfig getGC(X11ComponentPeer peer) {
+ if (peer != null) {
+ return (GLXGraphicsConfig)peer.getGraphicsConfiguration();
+ } else {
+ // REMIND: this should rarely (never?) happen, but what if
+ // default config is not GLX?
+ GraphicsEnvironment env =
+ GraphicsEnvironment.getLocalGraphicsEnvironment();
+ GraphicsDevice gd = env.getDefaultScreenDevice();
+ return (GLXGraphicsConfig)gd.getDefaultConfiguration();
+ }
+ }
+
+ public static class GLXWindowSurfaceData extends GLXSurfaceData {
+ protected final int scale;
+
+ public GLXWindowSurfaceData(X11ComponentPeer peer,
+ GLXGraphicsConfig gc)
+ {
+ super(peer, gc, peer.getColorModel(), WINDOW);
+ scale = gc.getScale();
+ }
+
+ public SurfaceData getReplacement() {
+ return peer.getSurfaceData();
+ }
+
+ public Rectangle getBounds() {
+ Rectangle r = peer.getBounds();
+ r.x = r.y = 0;
+ r.width = (int) Math.ceil(r.width * scale);
+ r.height = (int) Math.ceil(r.height * scale);
+ return r;
+ }
+
+ /**
+ * Returns destination Component associated with this SurfaceData.
+ */
+ public Object getDestination() {
+ return peer.getTarget();
+ }
+
+ @Override
+ public double getDefaultScaleX() {
+ return scale;
+ }
+
+ @Override
+ public double getDefaultScaleY() {
+ return scale;
+ }
+ }
+
+ /**
+ * A surface which implements a v-synced flip back-buffer with COPIED
+ * FlipContents.
+ *
+ * This surface serves as a back-buffer to the outside world, while
+ * it is actually an offscreen surface. When the BufferStrategy this surface
+ * belongs to is showed, it is first copied to the real private
+ * FLIP_BACKBUFFER, which is then flipped.
+ */
+ public static class GLXVSyncOffScreenSurfaceData extends
+ GLXOffScreenSurfaceData
+ {
+ private GLXOffScreenSurfaceData flipSurface;
+
+ public GLXVSyncOffScreenSurfaceData(X11ComponentPeer peer,
+ GLXGraphicsConfig gc,
+ int width, int height,
+ Image image, ColorModel cm,
+ int type)
+ {
+ super(peer, gc, width, height, image, cm, type);
+ flipSurface = GLXSurfaceData.createData(peer, image, FLIP_BACKBUFFER);
+ }
+
+ public SurfaceData getFlipSurface() {
+ return flipSurface;
+ }
+
+ @Override
+ public void flush() {
+ flipSurface.flush();
+ super.flush();
+ }
+
+ }
+
+ public static class GLXOffScreenSurfaceData extends GLXSurfaceData {
+
+ private Image offscreenImage;
+ private int width, height;
+ private final int scale;
+
+ public GLXOffScreenSurfaceData(X11ComponentPeer peer,
+ GLXGraphicsConfig gc,
+ int width, int height,
+ Image image, ColorModel cm,
+ int type)
+ {
+ super(peer, gc, cm, type);
+
+ scale = gc.getDevice().getScaleFactor();
+ this.width = width * scale;
+ this.height = height * scale;
+ offscreenImage = image;
+
+ initSurface(this.width, this.height);
+ }
+
+ public SurfaceData getReplacement() {
+ return restoreContents(offscreenImage);
+ }
+
+ public Rectangle getBounds() {
+ if (type == FLIP_BACKBUFFER) {
+ Rectangle r = peer.getBounds();
+ r.x = r.y = 0;
+ r.width = (int) Math.ceil(r.width * scale);
+ r.height = (int) Math.ceil(r.height * scale);
+ return r;
+ } else {
+ return new Rectangle(width, height);
+ }
+ }
+
+ /**
+ * Returns destination Image associated with this SurfaceData.
+ */
+ public Object getDestination() {
+ return offscreenImage;
+ }
+
+ @Override
+ public double getDefaultScaleX() {
+ return scale;
+ }
+
+ @Override
+ public double getDefaultScaleY() {
+ return scale;
+ }
+ }
+}