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 @SuppressWarnings("deprecation") 180 protected void enterFullScreenExclusive(final int screen, WindowPeer wp) 181 { 182 final WWindowPeer wpeer = (WWindowPeer)realFSWindow.getPeer(); 183 184 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 185 rq.lock(); 186 try { 187 rq.flushAndInvokeNow(new Runnable() { 188 public void run() { 189 long hwnd = wpeer.getHWnd(); 190 if (hwnd == 0l) { 191 // window is disposed 192 fsStatus = false; 193 return; 194 } 195 fsStatus = enterFullScreenExclusiveNative(screen, hwnd); 196 } 197 }); 198 } finally { 199 rq.unlock(); 200 } 201 if (!fsStatus) { 202 super.enterFullScreenExclusive(screen, wp); 203 } 204 } 205 206 private static native boolean exitFullScreenExclusiveNative(int screen); 207 @Override 208 protected void exitFullScreenExclusive(final int screen, WindowPeer w) { 209 if (fsStatus) { 210 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 211 rq.lock(); 212 try { 213 rq.flushAndInvokeNow(new Runnable() { 214 public void run() { 215 exitFullScreenExclusiveNative(screen); 216 } 217 }); 218 } finally { 219 rq.unlock(); 220 } 221 } else { 222 super.exitFullScreenExclusive(screen, w); 223 } 224 } 225 226 /** 227 * WindowAdapter class for the full-screen frame, responsible for 228 * restoring the devices. This is important to do because unless the device 229 * is restored it will not go back into the FS mode once alt+tabbed out. 230 * This is a problem for windows for which we do not do any d3d-related 231 * operations (like when we disabled on-screen rendering). 232 * 233 * REMIND: we create an instance per each full-screen device while a single 234 * instance would suffice (but requires more management). 235 */ 236 private static class D3DFSWindowAdapter extends WindowAdapter { 237 @Override 238 @SuppressWarnings("static") 239 public void windowDeactivated(WindowEvent e) { 240 D3DRenderQueue.getInstance().restoreDevices(); 241 } 242 @Override 243 @SuppressWarnings("static") 244 public void windowActivated(WindowEvent e) { 245 D3DRenderQueue.getInstance().restoreDevices(); 246 } 247 } 248 249 @Override 250 @SuppressWarnings("deprecation") 251 protected void addFSWindowListener(Window w) { 252 // if the window is not a toplevel (has an owner) we have to use the 253 // real toplevel to enter the full-screen mode with (4933099). 254 if (!(w instanceof Frame) && !(w instanceof Dialog) && 255 (realFSWindow = getToplevelOwner(w)) != null) 256 { 257 ownerOrigBounds = realFSWindow.getBounds(); 258 WWindowPeer fp = (WWindowPeer)realFSWindow.getPeer(); 259 260 ownerWasVisible = realFSWindow.isVisible(); 261 Rectangle r = w.getBounds(); 262 // we use operations on peer instead of component because calling 263 // them on component will take the tree lock 264 fp.reshape(r.x, r.y, r.width, r.height); 265 fp.setVisible(true); 266 } else { 267 realFSWindow = w; 268 } 269 270 fsWindowWasAlwaysOnTop = realFSWindow.isAlwaysOnTop(); 271 ((WWindowPeer)realFSWindow.getPeer()).setAlwaysOnTop(true); 272 273 fsWindowListener = new D3DFSWindowAdapter(); 274 realFSWindow.addWindowListener(fsWindowListener); 275 } 276 277 @Override 278 @SuppressWarnings("deprecation") 279 protected void removeFSWindowListener(Window w) { 280 realFSWindow.removeWindowListener(fsWindowListener); 281 fsWindowListener = null; 282 283 /** 284 * Bug 4933099: There is some funny-business to deal with when this 285 * method is called with a Window instead of a Frame. See 4836744 286 * for more information on this. One side-effect of our workaround 287 * for the problem is that the owning Frame of a Window may end 288 * up getting resized during the fullscreen process. When we 289 * return from fullscreen mode, we should resize the Frame to 290 * its original size (just like the Window is being resized 291 * to its original size in GraphicsDevice). 292 */ 293 WWindowPeer wpeer = (WWindowPeer)realFSWindow.getPeer(); 294 if (wpeer != null) { 295 if (ownerOrigBounds != null) { 296 // if the window went into fs mode before it was realized it 297 // could have (0,0) dimensions 298 if (ownerOrigBounds.width == 0) ownerOrigBounds.width = 1; 299 if (ownerOrigBounds.height == 0) ownerOrigBounds.height = 1; 300 wpeer.reshape(ownerOrigBounds.x, ownerOrigBounds.y, 301 ownerOrigBounds.width, ownerOrigBounds.height); 302 if (!ownerWasVisible) { 303 wpeer.setVisible(false); 304 } 305 ownerOrigBounds = null; 306 } 307 if (!fsWindowWasAlwaysOnTop) { 308 wpeer.setAlwaysOnTop(false); 309 } 310 } 311 312 realFSWindow = null; 313 } 314 315 private static native DisplayMode getCurrentDisplayModeNative(int screen); 316 @Override 317 protected DisplayMode getCurrentDisplayMode(final int screen) { 318 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 319 rq.lock(); 320 try { 321 class Result { 322 DisplayMode dm = null; 323 }; 324 final Result res = new Result(); 325 rq.flushAndInvokeNow(new Runnable() { 326 public void run() { 327 res.dm = getCurrentDisplayModeNative(screen); 328 } 329 }); 330 if (res.dm == null) { 331 return super.getCurrentDisplayMode(screen); 332 } 333 return res.dm; 334 } finally { 335 rq.unlock(); 336 } 337 } 338 private static native void configDisplayModeNative(int screen, long hwnd, 339 int width, int height, 340 int bitDepth, 341 int refreshRate); 342 @Override 343 @SuppressWarnings("deprecation") 344 protected void configDisplayMode(final int screen, final WindowPeer w, 345 final int width, final int height, 346 final int bitDepth, final int refreshRate) 347 { 348 // we entered fs mode via gdi 349 if (!fsStatus) { 350 super.configDisplayMode(screen, w, width, height, bitDepth, 351 refreshRate); 352 return; 353 } 354 355 final WWindowPeer wpeer = (WWindowPeer)realFSWindow.getPeer(); 356 357 // REMIND: we do this before we switch the display mode, so 358 // the dimensions may be exceeding the dimensions of the screen, 359 // is this a problem? 360 361 // update the bounds of the owner frame 362 if (getFullScreenWindow() != realFSWindow) { 363 Rectangle screenBounds = getDefaultConfiguration().getBounds(); 364 wpeer.reshape(screenBounds.x, screenBounds.y, width, height); 365 } 366 367 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 368 rq.lock(); 369 try { 370 rq.flushAndInvokeNow(new Runnable() { 371 public void run() { 372 long hwnd = wpeer.getHWnd(); 373 if (hwnd == 0l) { 374 // window is disposed 375 return; 376 } 377 // REMIND: do we really need a window here? 378 // we should probably just use the current one 379 configDisplayModeNative(screen, hwnd, width, height, 380 bitDepth, refreshRate); 381 } 382 }); 383 } finally { 384 rq.unlock(); 385 } 386 } 387 388 private static native void enumDisplayModesNative(int screen, 389 ArrayList<DisplayMode> modes); 390 @Override 391 protected void enumDisplayModes(final int screen, final ArrayList<DisplayMode> modes) { 392 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 393 rq.lock(); 394 try { 395 rq.flushAndInvokeNow(new Runnable() { 396 public void run() { 397 enumDisplayModesNative(screen, modes); 398 } 399 }); 400 if (modes.size() == 0) { 401 modes.add(getCurrentDisplayModeNative(screen)); 402 } 403 } finally { 404 rq.unlock(); 405 } 406 } 407 408 private static native long getAvailableAcceleratedMemoryNative(int screen); 409 @Override 410 public int getAvailableAcceleratedMemory() { 411 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 412 rq.lock(); 413 try { 414 class Result { 415 long mem = 0L; 416 }; 417 final Result res = new Result(); 418 rq.flushAndInvokeNow(new Runnable() { 419 public void run() { 420 res.mem = getAvailableAcceleratedMemoryNative(getScreen()); 421 } 422 }); 423 return (int)res.mem; 424 } finally { 425 rq.unlock(); 426 } 427 } 428 429 @Override 430 public GraphicsConfiguration[] getConfigurations() { 431 if (configs == null) { 432 if (isD3DEnabledOnDevice()) { 433 defaultConfig = getDefaultConfiguration(); 434 if (defaultConfig != null) { 435 configs = new GraphicsConfiguration[1]; 436 configs[0] = defaultConfig; 437 return configs.clone(); 438 } 439 } 440 } 441 return super.getConfigurations(); 442 } 443 444 @Override 445 public GraphicsConfiguration getDefaultConfiguration() { 446 if (defaultConfig == null) { 447 if (isD3DEnabledOnDevice()) { 448 defaultConfig = new D3DGraphicsConfig(this); 449 } else { 450 defaultConfig = super.getDefaultConfiguration(); 451 } 452 } 453 return defaultConfig; 454 } 455 456 private static native boolean isD3DAvailableOnDeviceNative(int screen); 457 // REMIND: this method is not used now, we use caps instead 458 public static boolean isD3DAvailableOnDevice(final int screen) { 459 if (!d3dAvailable) { 460 return false; 461 } 462 463 // REMIND: should we cache the result per device somehow, 464 // and then reset and retry it on display change? 465 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 466 rq.lock(); 467 try { 468 class Result { 469 boolean avail = false; 470 }; 471 final Result res = new Result(); 472 rq.flushAndInvokeNow(new Runnable() { 473 public void run() { 474 res.avail = isD3DAvailableOnDeviceNative(screen); 475 } 476 }); 477 return res.avail; 478 } finally { 479 rq.unlock(); 480 } 481 } 482 483 D3DContext getContext() { 484 return context; 485 } 486 487 ContextCapabilities getContextCapabilities() { 488 return d3dCaps; 489 } 490 491 @Override 492 public void displayChanged() { 493 super.displayChanged(); 494 // REMIND: make sure this works when the device is lost and we don't 495 // disable d3d too eagerly 496 if (d3dAvailable) { 497 d3dCaps = getDeviceCaps(getScreen()); 498 } 499 } 500 501 @Override 502 protected void invalidate(int defaultScreen) { 503 super.invalidate(defaultScreen); 504 // REMIND: this is a bit excessive, isD3DEnabledOnDevice will return 505 // false anyway because the device is invalid 506 d3dCaps = new D3DContextCaps(CAPS_EMPTY, null); 507 } 508 }