1 /* 2 * Copyright (c) 2007, 2014, 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.d3d; 27 28 import java.awt.Dialog; 29 import java.awt.DisplayMode; 30 import java.awt.Frame; 31 import java.awt.GraphicsConfiguration; 32 import java.awt.Rectangle; 33 import java.awt.Toolkit; 34 import java.awt.Window; 35 import java.awt.event.WindowAdapter; 36 import java.awt.event.WindowEvent; 37 import java.awt.event.WindowListener; 38 import java.awt.peer.WindowPeer; 39 import java.util.ArrayList; 40 import sun.awt.Win32GraphicsDevice; 41 import sun.awt.windows.WWindowPeer; 42 import sun.java2d.pipe.hw.ContextCapabilities; 43 import sun.java2d.windows.WindowsFlags; 44 import static sun.java2d.d3d.D3DContext.D3DContextCaps.*; 45 import sun.java2d.d3d.D3DContext.D3DContextCaps; 46 47 /** 48 * This class implements D3D-specific functionality, such as fullscreen 49 * exclusive mode and display changes. It is kept separate from 50 * Win32GraphicsDevice to help avoid overburdening the parent class. 51 */ 52 public class D3DGraphicsDevice extends Win32GraphicsDevice { 53 private D3DContext context; 54 55 private static boolean d3dAvailable; 56 57 private ContextCapabilities d3dCaps; 58 59 private static native boolean initD3D(); 60 61 static { 62 // loading the library doesn't help because we need the 63 // toolkit thread running, so we have to call getDefaultToolkit() 64 Toolkit.getDefaultToolkit(); 65 d3dAvailable = initD3D(); 66 if (d3dAvailable) { 67 // we don't use pixel formats for the d3d pipeline 68 pfDisabled = true; 69 sun.misc.PerfCounter.getD3DAvailable().set(1); 70 } else { 71 sun.misc.PerfCounter.getD3DAvailable().set(0); 72 } 73 } 74 75 /** 76 * Used to construct a Direct3D-enabled GraphicsDevice. 77 * 78 * @return a D3DGraphicsDevice if it could be created 79 * successfully, null otherwise. 80 */ 81 public static D3DGraphicsDevice createDevice(int screen) { 82 if (!d3dAvailable) { 83 return null; 84 } 85 86 ContextCapabilities d3dCaps = getDeviceCaps(screen); 87 // could not initialize the device successfully 88 if ((d3dCaps.getCaps() & CAPS_DEVICE_OK) == 0) { 89 if (WindowsFlags.isD3DVerbose()) { 90 System.out.println("Could not enable Direct3D pipeline on " + 91 "screen " + screen); 92 } 93 return null; 94 } 95 if (WindowsFlags.isD3DVerbose()) { 96 System.out.println("Direct3D pipeline enabled on screen " + screen); 97 } 98 99 D3DGraphicsDevice gd = new D3DGraphicsDevice(screen, d3dCaps); 100 return gd; 101 } 102 103 private static native int getDeviceCapsNative(int screen); 104 private static native String getDeviceIdNative(int screen); 105 private static ContextCapabilities getDeviceCaps(final int screen) { 106 ContextCapabilities d3dCaps = null; 107 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 108 rq.lock(); 109 try { 110 class Result { 111 int caps; 112 String id; 113 }; 114 final Result res = new Result(); 115 rq.flushAndInvokeNow(new Runnable() { 116 public void run() { 117 res.caps = getDeviceCapsNative(screen); 118 res.id = getDeviceIdNative(screen); 119 } 120 }); 121 d3dCaps = new D3DContextCaps(res.caps, res.id); 122 } finally { 123 rq.unlock(); 124 } 125 126 return d3dCaps != null ? d3dCaps : new D3DContextCaps(CAPS_EMPTY, null); 127 } 128 129 public final boolean isCapPresent(int cap) { 130 return ((d3dCaps.getCaps() & cap) != 0); 131 } 132 133 private D3DGraphicsDevice(int screennum, ContextCapabilities d3dCaps) { 134 super(screennum); 135 descString = "D3DGraphicsDevice[screen="+screennum; 136 this.d3dCaps = d3dCaps; 137 context = new D3DContext(D3DRenderQueue.getInstance(), this); 138 } 139 140 public boolean isD3DEnabledOnDevice() { 141 return isValid() && isCapPresent(CAPS_DEVICE_OK); 142 } 143 144 /** 145 * Returns true if d3d pipeline has been successfully initialized. 146 * @return true if d3d pipeline is initialized, false otherwise 147 */ 148 public static boolean isD3DAvailable() { 149 return d3dAvailable; 150 } 151 152 /** 153 * Return the owning Frame for a given Window. Used in setFSWindow below 154 * to set the properties of the owning Frame when a Window goes 155 * into fullscreen mode. 156 */ 157 private Frame getToplevelOwner(Window w) { 158 Window owner = w; 159 while (owner != null) { 160 owner = owner.getOwner(); 161 if (owner instanceof Frame) { 162 return (Frame) owner; 163 } 164 } 165 // could get here if passed Window is an owner-less Dialog 166 return null; 167 } 168 169 private boolean fsStatus; 170 private Rectangle ownerOrigBounds = null; 171 private boolean ownerWasVisible; 172 private Window realFSWindow; 173 private WindowListener fsWindowListener; 174 private boolean fsWindowWasAlwaysOnTop; 175 private static native boolean enterFullScreenExclusiveNative(int screen, 176 long hwnd); 177 178 @Override 179 protected void enterFullScreenExclusive(final int screen, WindowPeer wp) 180 { 181 final WWindowPeer wpeer = (WWindowPeer)realFSWindow.getPeer(); 182 183 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 184 rq.lock(); 185 try { 186 rq.flushAndInvokeNow(new Runnable() { 187 public void run() { 188 long hwnd = wpeer.getHWnd(); 189 if (hwnd == 0l) { 190 // window is disposed 191 fsStatus = false; 192 return; 193 } 194 fsStatus = enterFullScreenExclusiveNative(screen, hwnd); 195 } 196 }); 197 } finally { 198 rq.unlock(); 199 } 200 if (!fsStatus) { 201 super.enterFullScreenExclusive(screen, wp); 202 } 203 } 204 205 private static native boolean exitFullScreenExclusiveNative(int screen); 206 @Override 207 protected void exitFullScreenExclusive(final int screen, WindowPeer w) { 208 if (fsStatus) { 209 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 210 rq.lock(); 211 try { 212 rq.flushAndInvokeNow(new Runnable() { 213 public void run() { 214 exitFullScreenExclusiveNative(screen); 215 } 216 }); 217 } finally { 218 rq.unlock(); 219 } 220 } else { 221 super.exitFullScreenExclusive(screen, w); 222 } 223 } 224 225 /** 226 * WindowAdapter class for the full-screen frame, responsible for 227 * restoring the devices. This is important to do because unless the device 228 * is restored it will not go back into the FS mode once alt+tabbed out. 229 * This is a problem for windows for which we do not do any d3d-related 230 * operations (like when we disabled on-screen rendering). 231 * 232 * REMIND: we create an instance per each full-screen device while a single 233 * instance would suffice (but requires more management). 234 */ 235 private static class D3DFSWindowAdapter extends WindowAdapter { 236 @Override 237 @SuppressWarnings("static") 238 public void windowDeactivated(WindowEvent e) { 239 D3DRenderQueue.getInstance().restoreDevices(); 240 } 241 @Override 242 @SuppressWarnings("static") 243 public void windowActivated(WindowEvent e) { 244 D3DRenderQueue.getInstance().restoreDevices(); 245 } 246 } 247 248 @Override 249 protected void addFSWindowListener(Window w) { 250 // if the window is not a toplevel (has an owner) we have to use the 251 // real toplevel to enter the full-screen mode with (4933099). 252 if (!(w instanceof Frame) && !(w instanceof Dialog) && 253 (realFSWindow = getToplevelOwner(w)) != null) 254 { 255 ownerOrigBounds = realFSWindow.getBounds(); 256 WWindowPeer fp = (WWindowPeer)realFSWindow.getPeer(); 257 258 ownerWasVisible = realFSWindow.isVisible(); 259 Rectangle r = w.getBounds(); 260 // we use operations on peer instead of component because calling 261 // them on component will take the tree lock 262 fp.reshape(r.x, r.y, r.width, r.height); 263 fp.setVisible(true); 264 } else { 265 realFSWindow = w; 266 } 267 268 fsWindowWasAlwaysOnTop = realFSWindow.isAlwaysOnTop(); 269 ((WWindowPeer)realFSWindow.getPeer()).setAlwaysOnTop(true); 270 271 fsWindowListener = new D3DFSWindowAdapter(); 272 realFSWindow.addWindowListener(fsWindowListener); 273 } 274 275 @Override 276 protected void removeFSWindowListener(Window w) { 277 realFSWindow.removeWindowListener(fsWindowListener); 278 fsWindowListener = null; 279 280 /** 281 * Bug 4933099: There is some funny-business to deal with when this 282 * method is called with a Window instead of a Frame. See 4836744 283 * for more information on this. One side-effect of our workaround 284 * for the problem is that the owning Frame of a Window may end 285 * up getting resized during the fullscreen process. When we 286 * return from fullscreen mode, we should resize the Frame to 287 * its original size (just like the Window is being resized 288 * to its original size in GraphicsDevice). 289 */ 290 WWindowPeer wpeer = (WWindowPeer)realFSWindow.getPeer(); 291 if (wpeer != null) { 292 if (ownerOrigBounds != null) { 293 // if the window went into fs mode before it was realized it 294 // could have (0,0) dimensions 295 if (ownerOrigBounds.width == 0) ownerOrigBounds.width = 1; 296 if (ownerOrigBounds.height == 0) ownerOrigBounds.height = 1; 297 wpeer.reshape(ownerOrigBounds.x, ownerOrigBounds.y, 298 ownerOrigBounds.width, ownerOrigBounds.height); 299 if (!ownerWasVisible) { 300 wpeer.setVisible(false); 301 } 302 ownerOrigBounds = null; 303 } 304 if (!fsWindowWasAlwaysOnTop) { 305 wpeer.setAlwaysOnTop(false); 306 } 307 } 308 309 realFSWindow = null; 310 } 311 312 private static native DisplayMode getCurrentDisplayModeNative(int screen); 313 @Override 314 protected DisplayMode getCurrentDisplayMode(final int screen) { 315 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 316 rq.lock(); 317 try { 318 class Result { 319 DisplayMode dm = null; 320 }; 321 final Result res = new Result(); 322 rq.flushAndInvokeNow(new Runnable() { 323 public void run() { 324 res.dm = getCurrentDisplayModeNative(screen); 325 } 326 }); 327 if (res.dm == null) { 328 return super.getCurrentDisplayMode(screen); 329 } 330 return res.dm; 331 } finally { 332 rq.unlock(); 333 } 334 } 335 private static native void configDisplayModeNative(int screen, long hwnd, 336 int width, int height, 337 int bitDepth, 338 int refreshRate); 339 @Override 340 protected void configDisplayMode(final int screen, final WindowPeer w, 341 final int width, final int height, 342 final int bitDepth, final int refreshRate) 343 { 344 // we entered fs mode via gdi 345 if (!fsStatus) { 346 super.configDisplayMode(screen, w, width, height, bitDepth, 347 refreshRate); 348 return; 349 } 350 351 final WWindowPeer wpeer = (WWindowPeer)realFSWindow.getPeer(); 352 353 // REMIND: we do this before we switch the display mode, so 354 // the dimensions may be exceeding the dimensions of the screen, 355 // is this a problem? 356 357 // update the bounds of the owner frame 358 if (getFullScreenWindow() != realFSWindow) { 359 Rectangle screenBounds = getDefaultConfiguration().getBounds(); 360 wpeer.reshape(screenBounds.x, screenBounds.y, width, height); 361 } 362 363 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 364 rq.lock(); 365 try { 366 rq.flushAndInvokeNow(new Runnable() { 367 public void run() { 368 long hwnd = wpeer.getHWnd(); 369 if (hwnd == 0l) { 370 // window is disposed 371 return; 372 } 373 // REMIND: do we really need a window here? 374 // we should probably just use the current one 375 configDisplayModeNative(screen, hwnd, width, height, 376 bitDepth, refreshRate); 377 } 378 }); 379 } finally { 380 rq.unlock(); 381 } 382 } 383 384 private static native void enumDisplayModesNative(int screen, 385 ArrayList<DisplayMode> modes); 386 @Override 387 protected void enumDisplayModes(final int screen, final ArrayList<DisplayMode> modes) { 388 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 389 rq.lock(); 390 try { 391 rq.flushAndInvokeNow(new Runnable() { 392 public void run() { 393 enumDisplayModesNative(screen, modes); 394 } 395 }); 396 if (modes.size() == 0) { 397 modes.add(getCurrentDisplayModeNative(screen)); 398 } 399 } finally { 400 rq.unlock(); 401 } 402 } 403 404 private static native long getAvailableAcceleratedMemoryNative(int screen); 405 @Override 406 public int getAvailableAcceleratedMemory() { 407 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 408 rq.lock(); 409 try { 410 class Result { 411 long mem = 0L; 412 }; 413 final Result res = new Result(); 414 rq.flushAndInvokeNow(new Runnable() { 415 public void run() { 416 res.mem = getAvailableAcceleratedMemoryNative(getScreen()); 417 } 418 }); 419 return (int)res.mem; 420 } finally { 421 rq.unlock(); 422 } 423 } 424 425 @Override 426 public GraphicsConfiguration[] getConfigurations() { 427 if (configs == null) { 428 if (isD3DEnabledOnDevice()) { 429 defaultConfig = getDefaultConfiguration(); 430 if (defaultConfig != null) { 431 configs = new GraphicsConfiguration[1]; 432 configs[0] = defaultConfig; 433 return configs.clone(); 434 } 435 } 436 } 437 return super.getConfigurations(); 438 } 439 440 @Override 441 public GraphicsConfiguration getDefaultConfiguration() { 442 if (defaultConfig == null) { 443 if (isD3DEnabledOnDevice()) { 444 defaultConfig = new D3DGraphicsConfig(this); 445 } else { 446 defaultConfig = super.getDefaultConfiguration(); 447 } 448 } 449 return defaultConfig; 450 } 451 452 private static native boolean isD3DAvailableOnDeviceNative(int screen); 453 // REMIND: this method is not used now, we use caps instead 454 public static boolean isD3DAvailableOnDevice(final int screen) { 455 if (!d3dAvailable) { 456 return false; 457 } 458 459 // REMIND: should we cache the result per device somehow, 460 // and then reset and retry it on display change? 461 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 462 rq.lock(); 463 try { 464 class Result { 465 boolean avail = false; 466 }; 467 final Result res = new Result(); 468 rq.flushAndInvokeNow(new Runnable() { 469 public void run() { 470 res.avail = isD3DAvailableOnDeviceNative(screen); 471 } 472 }); 473 return res.avail; 474 } finally { 475 rq.unlock(); 476 } 477 } 478 479 D3DContext getContext() { 480 return context; 481 } 482 483 ContextCapabilities getContextCapabilities() { 484 return d3dCaps; 485 } 486 487 @Override 488 public void displayChanged() { 489 super.displayChanged(); 490 // REMIND: make sure this works when the device is lost and we don't 491 // disable d3d too eagerly 492 if (d3dAvailable) { 493 d3dCaps = getDeviceCaps(getScreen()); 494 } 495 } 496 497 @Override 498 protected void invalidate(int defaultScreen) { 499 super.invalidate(defaultScreen); 500 // REMIND: this is a bit excessive, isD3DEnabledOnDevice will return 501 // false anyway because the device is invalid 502 d3dCaps = new D3DContextCaps(CAPS_EMPTY, null); 503 } 504 }