}
private com.sun.jna.Memory buffer;
private int[] pixels;
private void updateX11(boolean a, boolean i) {
X11 x11 = X11.INSTANCE;
X11.Window win = X11.Window.None;
Display dpy = x11.XOpenDisplay(null);
try {
if (!alphaWindow.isDisplayable()) {
alphaWindow.pack();
if (System.getProperty("java.version").matches("^1\\.4\\..*"))
alphaWindow.setVisible(true);
win = new X11.Window((int)Native.getWindowID(alphaWindow));
Window parent = alphaWindow.getOwner();
Point where = parent.getLocationOnScreen();
where.translate(parent.getWidth(), 0);
alphaWindow.removeAll();
alphaWindow.setLocation(where);
alphaWindow.setBackground(new Color(0,0,0,0));
}
else {
win = new X11.Window((int)Native.getWindowID(alphaWindow));
}
if (i) {
int w = image.getWidth(null);
int h = image.getHeight(null);
alphaWindow.setSize(w, h);
if (buffer == null || buffer.getSize() != w*h*4) {
buffer = new com.sun.jna.Memory(w*h*4);
pixels = new int[w*h];
}
BufferedImage buf = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB_PRE);
Graphics g = buf.getGraphics();
g.drawImage(image, 0, 0, w, h, null);
long start = System.currentTimeMillis();
long blitTime, putImageTime, write;
GC gc = x11.XCreateGC(dpy, win, new NativeLong(0), null);
long gcTime = System.currentTimeMillis();
try {
Raster raster = buf.getData();
int[] pixel = new int[4];
for (int y=0;y < h;y++) {
for (int x=0;x < w;x++) {
raster.getPixel(x, y, pixel);
int alpha = (pixel[3]&0xFF)<<24;
int red = (pixel[2]&0xFF);
int green = (pixel[1]&0xFF)<<8;
int blue = (pixel[0]&0xFF)<<16;
pixels[y*w+x] = alpha|red|green|blue;
}
}
blitTime = System.currentTimeMillis();
X11.XWindowAttributes xwa = new X11.XWindowAttributes();
x11.XGetWindowAttributes(dpy, win, xwa);
X11.XImage image = x11.XCreateImage(dpy, xwa.visual,
32, X11.ZPixmap,
0, buffer, w, h, 32, w*4);
buffer.write(0, pixels, 0, pixels.length);
write = System.currentTimeMillis();
x11.XPutImage(dpy, win, gc, image, 0,0,0,0,w,h);
x11.XFree(image.getPointer());
putImageTime = System.currentTimeMillis();
}
finally {
if (gc != null)
x11.XFreeGC(dpy, gc);
}
long end = System.currentTimeMillis();
//System.out.println("gc: " + (gcTime-start) + "ms");
//System.out.println("blit: " + (blitTime-gcTime) + "ms");
//System.out.println("write: " + (write-blitTime) + "ms");
//System.out.println("put image: " + (putImageTime-write) + "ms");
//System.out.println("total: " + (end-start) + "ms");
}
}
finally {
if (dpy != null)
x11.XCloseDisplay(dpy);
}
if (a)
WindowUtils.setWindowAlpha(alphaWindow, alpha);
if (!alphaWindow.isVisible()) {