1 /* 2 * Copyright (c) 2007, 2015, 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 41 import sun.awt.AWTAccessor; 42 import sun.awt.AWTAccessor.ComponentAccessor; 43 import sun.awt.Win32GraphicsDevice; 44 import sun.awt.windows.WWindowPeer; 45 import sun.java2d.pipe.hw.ContextCapabilities; 46 import sun.java2d.windows.WindowsFlags; 47 import static sun.java2d.d3d.D3DContext.D3DContextCaps.*; 48 import sun.java2d.d3d.D3DContext.D3DContextCaps; 49 50 /** 51 * This class implements D3D-specific functionality, such as fullscreen 52 * exclusive mode and display changes. It is kept separate from 53 * Win32GraphicsDevice to help avoid overburdening the parent class. 54 */ 55 public class D3DGraphicsDevice extends Win32GraphicsDevice { 56 private D3DContext context; 57 58 private static boolean d3dAvailable; 59 60 private ContextCapabilities d3dCaps; 61 62 private static native boolean initD3D(); 63 64 static { 65 // loading the library doesn't help because we need the 66 // toolkit thread running, so we have to call getDefaultToolkit() 67 Toolkit.getDefaultToolkit(); 68 d3dAvailable = initD3D(); 69 if (d3dAvailable) { 70 // we don't use pixel formats for the d3d pipeline 71 pfDisabled = true; 72 sun.misc.PerfCounter.getD3DAvailable().set(1); 73 } else { 74 sun.misc.PerfCounter.getD3DAvailable().set(0); 75 } 76 } 77 78 /** 79 * Used to construct a Direct3D-enabled GraphicsDevice. 80 * 81 * @return a D3DGraphicsDevice if it could be created 82 * successfully, null otherwise. 83 */ 84 public static D3DGraphicsDevice createDevice(int screen) { 85 if (!d3dAvailable) { 86 return null; 87 } 88 89 ContextCapabilities d3dCaps = getDeviceCaps(screen); 90 // could not initialize the device successfully 91 if ((d3dCaps.getCaps() & CAPS_DEVICE_OK) == 0) { 92 if (WindowsFlags.isD3DVerbose()) { 93 System.out.println("Could not enable Direct3D pipeline on " + 94 "screen " + screen); 95 } 96 return null; 97 } 98 if (WindowsFlags.isD3DVerbose()) { 99 System.out.println("Direct3D pipeline enabled on screen " + screen); 100 } 101 102 D3DGraphicsDevice gd = new D3DGraphicsDevice(screen, d3dCaps); 103 return gd; 104 } 105 106 private static native int getDeviceCapsNative(int screen); 107 private static native String getDeviceIdNative(int screen); 108 private static ContextCapabilities getDeviceCaps(final int screen) { 109 ContextCapabilities d3dCaps = null; 110 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 111 rq.lock(); 112 try { 113 class Result { 114 int caps; 115 String id; 116 }; 117 final Result res = new Result(); 118 rq.flushAndInvokeNow(new Runnable() { 119 public void run() { 120 res.caps = getDeviceCapsNative(screen); 121 res.id = getDeviceIdNative(screen); 122 } 123 }); 124 d3dCaps = new D3DContextCaps(res.caps, res.id); 125 } finally { 126 rq.unlock(); 127 } 128 129 return d3dCaps != null ? d3dCaps : new D3DContextCaps(CAPS_EMPTY, null); 130 } 131 132 public final boolean isCapPresent(int cap) { 133 return ((d3dCaps.getCaps() & cap) != 0); 134 } 135 136 private D3DGraphicsDevice(int screennum, ContextCapabilities d3dCaps) { 137 super(screennum); 138 descString = "D3DGraphicsDevice[screen="+screennum; 139 this.d3dCaps = d3dCaps; 140 context = new D3DContext(D3DRenderQueue.getInstance(), this); 141 } 142 143 public boolean isD3DEnabledOnDevice() { 144 return isValid() && isCapPresent(CAPS_DEVICE_OK); 145 } 146 147 /** 148 * Returns true if d3d pipeline has been successfully initialized. 149 * @return true if d3d pipeline is initialized, false otherwise 150 */ 151 public static boolean isD3DAvailable() { 152 return d3dAvailable; 153 } 154 155 /** 156 * Return the owning Frame for a given Window. Used in setFSWindow below 157 * to set the properties of the owning Frame when a Window goes 158 * into fullscreen mode. 159 */ 160 private Frame getToplevelOwner(Window w) { 161 Window owner = w; 162 while (owner != null) { 163 owner = owner.getOwner(); 164 if (owner instanceof Frame) { 165 return (Frame) owner; 166 } 167 } 168 // could get here if passed Window is an owner-less Dialog 169 return null; 170 } 171 172 private boolean fsStatus; 173 private Rectangle ownerOrigBounds = null; 174 private boolean ownerWasVisible; 175 private Window realFSWindow; 176 private WindowListener fsWindowListener; 177 private boolean fsWindowWasAlwaysOnTop; 178 private static native boolean enterFullScreenExclusiveNative(int screen, 179 long hwnd); 180 181 @Override 182 protected void enterFullScreenExclusive(final int screen, WindowPeer wp) 183 { 184 final WWindowPeer wpeer = AWTAccessor.getComponentAccessor() 185 .getPeer(realFSWindow); 186 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 187 rq.lock(); 188 try { 189 rq.flushAndInvokeNow(new Runnable() { 190 public void run() { 191 long hwnd = wpeer.getHWnd(); 192 if (hwnd == 0l) { 193 // window is disposed 194 fsStatus = false; 195 return; 196 } 197 fsStatus = enterFullScreenExclusiveNative(screen, hwnd); 198 } 199 }); 200 } finally { 201 rq.unlock(); 202 } 203 if (!fsStatus) { 204 super.enterFullScreenExclusive(screen, wp); 205 } 206 } 207 208 private static native boolean exitFullScreenExclusiveNative(int screen); 209 @Override 210 protected void exitFullScreenExclusive(final int screen, WindowPeer w) { 211 if (fsStatus) { 212 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 213 rq.lock(); 214 try { 215 rq.flushAndInvokeNow(new Runnable() { 216 public void run() { 217 exitFullScreenExclusiveNative(screen); 218 } 219 }); 220 } finally { 221 rq.unlock(); 222 } 223 } else { 224 super.exitFullScreenExclusive(screen, w); 225 } 226 } 227 228 /** 229 * WindowAdapter class for the full-screen frame, responsible for 230 * restoring the devices. This is important to do because unless the device 231 * is restored it will not go back into the FS mode once alt+tabbed out. 232 * This is a problem for windows for which we do not do any d3d-related 233 * operations (like when we disabled on-screen rendering). 234 * 235 * REMIND: we create an instance per each full-screen device while a single 236 * instance would suffice (but requires more management). 237 */ 238 private static class D3DFSWindowAdapter extends WindowAdapter { 239 @Override 240 @SuppressWarnings("static") 241 public void windowDeactivated(WindowEvent e) { 242 D3DRenderQueue.getInstance().restoreDevices(); 243 } 244 @Override 245 @SuppressWarnings("static") 246 public void windowActivated(WindowEvent e) { 247 D3DRenderQueue.getInstance().restoreDevices(); 248 } 249 } 250 251 @Override 252 protected void addFSWindowListener(Window w) { 253 // if the window is not a toplevel (has an owner) we have to use the 254 // real toplevel to enter the full-screen mode with (4933099). 255 final ComponentAccessor acc = AWTAccessor.getComponentAccessor(); 256 if (!(w instanceof Frame) && !(w instanceof Dialog) && 257 (realFSWindow = getToplevelOwner(w)) != null) 258 { 259 ownerOrigBounds = realFSWindow.getBounds(); 260 WWindowPeer fp = acc.getPeer(realFSWindow); 261 ownerWasVisible = realFSWindow.isVisible(); 262 Rectangle r = w.getBounds(); 263 // we use operations on peer instead of component because calling 264 // them on component will take the tree lock 265 fp.reshape(r.x, r.y, r.width, r.height); 266 fp.setVisible(true); 267 } else { 268 realFSWindow = w; 269 } 270 271 fsWindowWasAlwaysOnTop = realFSWindow.isAlwaysOnTop(); 272 ((WWindowPeer) acc.getPeer(realFSWindow)).setAlwaysOnTop(true); 273 274 fsWindowListener = new D3DFSWindowAdapter(); 275 realFSWindow.addWindowListener(fsWindowListener); 276 } 277 278 @Override 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 final WWindowPeer wpeer = AWTAccessor.getComponentAccessor() 294 .getPeer(realFSWindow); 295 if (wpeer != null) { 296 if (ownerOrigBounds != null) { 297 // if the window went into fs mode before it was realized it 298 // could have (0,0) dimensions 299 if (ownerOrigBounds.width == 0) ownerOrigBounds.width = 1; 300 if (ownerOrigBounds.height == 0) ownerOrigBounds.height = 1; 301 wpeer.reshape(ownerOrigBounds.x, ownerOrigBounds.y, 302 ownerOrigBounds.width, ownerOrigBounds.height); 303 if (!ownerWasVisible) { 304 wpeer.setVisible(false); 305 } 306 ownerOrigBounds = null; 307 } 308 if (!fsWindowWasAlwaysOnTop) { 309 wpeer.setAlwaysOnTop(false); 310 } 311 } 312 313 realFSWindow = null; 314 } 315 316 private static native DisplayMode getCurrentDisplayModeNative(int screen); 317 @Override 318 protected DisplayMode getCurrentDisplayMode(final int screen) { 319 D3DRenderQueue rq = D3DRenderQueue.getInstance(); 320 rq.lock(); 321 try { 322 class Result { 323 DisplayMode dm = null; 324 }; 325 final Result res = new Result(); 326 rq.flushAndInvokeNow(new Runnable() { 327 public void run() { 328 res.dm = getCurrentDisplayModeNative(screen); 329 } 330 }); 331 if (res.dm == null) { 332 return super.getCurrentDisplayMode(screen); 333 } 334 return res.dm; 335 } finally { 336 rq.unlock(); 337 } 338 } 339 private static native void configDisplayModeNative(int screen, long hwnd, 340 int width, int height, 341 int bitDepth, 342 int refreshRate); 343 @Override 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 final WWindowPeer wpeer = AWTAccessor.getComponentAccessor() 355 .getPeer(realFSWindow); 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 }