J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2000-2007 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | #include <stdlib.h> |
| 27 | #include <jni.h> |
| 28 | #include <jlong.h> |
| 29 | #include "X11SurfaceData.h" |
| 30 | #include "Region.h" |
| 31 | |
| 32 | JNIEXPORT void JNICALL |
| 33 | Java_sun_java2d_x11_X11PMBlitLoops_nativeBlit |
| 34 | (JNIEnv *env, jobject joSelf, |
| 35 | jlong srcData, jlong dstData, |
| 36 | jlong gc, jobject clip, |
| 37 | jint srcx, jint srcy, |
| 38 | jint dstx, jint dsty, |
| 39 | jint width, jint height) |
| 40 | { |
| 41 | #ifndef HEADLESS |
| 42 | X11SDOps *srcXsdo, *dstXsdo; |
| 43 | SurfaceDataBounds span, srcBounds; |
| 44 | RegionData clipInfo; |
| 45 | GC xgc; |
| 46 | |
| 47 | if (width <= 0 || height <= 0) { |
| 48 | return; |
| 49 | } |
| 50 | |
| 51 | srcXsdo = (X11SDOps *)jlong_to_ptr(srcData); |
| 52 | if (srcXsdo == NULL) { |
| 53 | return; |
| 54 | } |
| 55 | dstXsdo = (X11SDOps *)jlong_to_ptr(dstData); |
| 56 | if (dstXsdo == NULL) { |
| 57 | return; |
| 58 | } |
| 59 | if (Region_GetInfo(env, clip, &clipInfo)) { |
| 60 | return; |
| 61 | } |
| 62 | |
| 63 | xgc = (GC)gc; |
| 64 | if (xgc == NULL) { |
| 65 | return; |
| 66 | } |
| 67 | |
| 68 | #ifdef MITSHM |
| 69 | if (srcXsdo->isPixmap) { |
| 70 | X11SD_UnPuntPixmap(srcXsdo); |
| 71 | } |
| 72 | #endif /* MITSHM */ |
| 73 | |
| 74 | /* clip the source rect to the source pixmap's dimensions */ |
| 75 | srcBounds.x1 = srcx; |
| 76 | srcBounds.y1 = srcy; |
| 77 | srcBounds.x2 = srcx + width; |
| 78 | srcBounds.y2 = srcy + height; |
| 79 | SurfaceData_IntersectBoundsXYXY(&srcBounds, |
| 80 | 0, 0, srcXsdo->pmWidth, srcXsdo->pmHeight); |
| 81 | span.x1 = dstx; |
| 82 | span.y1 = dsty; |
| 83 | span.x2 = dstx + width; |
| 84 | span.y2 = dsty + height; |
| 85 | |
| 86 | /* intersect the source and dest rects */ |
| 87 | SurfaceData_IntersectBlitBounds(&srcBounds, &span, |
| 88 | dstx - srcx, dsty - srcy); |
| 89 | srcx = srcBounds.x1; |
| 90 | srcy = srcBounds.y1; |
| 91 | dstx = span.x1; |
| 92 | dsty = span.y1; |
| 93 | |
| 94 | if (srcXsdo->bitmask != 0) { |
| 95 | XSetClipOrigin(awt_display, xgc, dstx - srcx, dsty - srcy); |
| 96 | XSetClipMask(awt_display, xgc, srcXsdo->bitmask); |
| 97 | } |
| 98 | |
| 99 | Region_IntersectBounds(&clipInfo, &span); |
| 100 | if (!Region_IsEmpty(&clipInfo)) { |
| 101 | Region_StartIteration(env, &clipInfo); |
| 102 | srcx -= dstx; |
| 103 | srcy -= dsty; |
| 104 | while (Region_NextIteration(&clipInfo, &span)) { |
| 105 | XCopyArea(awt_display, srcXsdo->drawable, dstXsdo->drawable, xgc, |
| 106 | srcx + span.x1, srcy + span.y1, |
| 107 | span.x2 - span.x1, span.y2 - span.y1, |
| 108 | span.x1, span.y1); |
| 109 | } |
| 110 | Region_EndIteration(env, &clipInfo); |
| 111 | } |
| 112 | |
| 113 | if (srcXsdo->bitmask != 0) { |
| 114 | XSetClipMask(awt_display, xgc, None); |
| 115 | } |
| 116 | |
| 117 | #ifdef MITSHM |
| 118 | if (srcXsdo->shmPMData.usingShmPixmap) { |
| 119 | srcXsdo->shmPMData.xRequestSent = JNI_TRUE; |
| 120 | } |
| 121 | #endif /* MITSHM */ |
| 122 | X11SD_DirectRenderNotify(env, dstXsdo); |
| 123 | #endif /* !HEADLESS */ |
| 124 | } |
| 125 | |
| 126 | JNIEXPORT void JNICALL |
| 127 | Java_sun_java2d_x11_X11PMBlitBgLoops_nativeBlitBg |
| 128 | (JNIEnv *env, jobject joSelf, |
| 129 | jlong srcData, jlong dstData, |
| 130 | jlong xgc, jint pixel, |
| 131 | jint srcx, jint srcy, |
| 132 | jint dstx, jint dsty, |
| 133 | jint width, jint height) |
| 134 | { |
| 135 | #ifndef HEADLESS |
| 136 | X11SDOps *srcXsdo, *dstXsdo; |
| 137 | GC dstGC; |
| 138 | SurfaceDataBounds dstBounds, srcBounds; |
| 139 | Drawable srcDrawable; |
| 140 | |
| 141 | if (width <= 0 || height <= 0) { |
| 142 | return; |
| 143 | } |
| 144 | |
| 145 | srcXsdo = (X11SDOps *)jlong_to_ptr(srcData); |
| 146 | if (srcXsdo == NULL) { |
| 147 | return; |
| 148 | } |
| 149 | dstXsdo = (X11SDOps *)jlong_to_ptr(dstData); |
| 150 | if (dstXsdo == NULL) { |
| 151 | return; |
| 152 | } |
| 153 | |
| 154 | dstGC = (GC)xgc; |
| 155 | if (dstGC == NULL) { |
| 156 | return; |
| 157 | } |
| 158 | |
| 159 | #ifdef MITSHM |
| 160 | if (srcXsdo->isPixmap) { |
| 161 | X11SD_UnPuntPixmap(srcXsdo); |
| 162 | } |
| 163 | #endif /* MITSHM */ |
| 164 | |
| 165 | srcDrawable = srcXsdo->GetPixmapWithBg(env, srcXsdo, pixel); |
| 166 | if (srcDrawable == 0) { |
| 167 | return; |
| 168 | } |
| 169 | |
| 170 | /* clip the source rect to the source pixmap's dimensions */ |
| 171 | srcBounds.x1 = srcx; |
| 172 | srcBounds.y1 = srcy; |
| 173 | srcBounds.x2 = srcx + width; |
| 174 | srcBounds.y2 = srcy + height; |
| 175 | SurfaceData_IntersectBoundsXYXY(&srcBounds, |
| 176 | 0, 0, srcXsdo->pmWidth, srcXsdo->pmHeight); |
| 177 | dstBounds.x1 = dstx; |
| 178 | dstBounds.y1 = dsty; |
| 179 | dstBounds.x2 = dstx + width; |
| 180 | dstBounds.y2 = dsty + height; |
| 181 | |
| 182 | /* intersect the source and dest rects */ |
| 183 | SurfaceData_IntersectBlitBounds(&srcBounds, &dstBounds, |
| 184 | dstx - srcx, dsty - srcy); |
| 185 | srcx = srcBounds.x1; |
| 186 | srcy = srcBounds.y1; |
| 187 | dstx = dstBounds.x1; |
| 188 | dsty = dstBounds.y1; |
| 189 | width = srcBounds.x2 - srcBounds.x1; |
| 190 | height = srcBounds.y2 - srcBounds.y1; |
| 191 | |
| 192 | /* do an unmasked copy as we've already filled transparent |
| 193 | pixels of the source image with the desired color */ |
| 194 | XCopyArea(awt_display, srcDrawable, dstXsdo->drawable, dstGC, |
| 195 | srcx, srcy, width, height, dstx, dsty); |
| 196 | |
| 197 | srcXsdo->ReleasePixmapWithBg(env, srcXsdo); |
| 198 | X11SD_DirectRenderNotify(env, dstXsdo); |
| 199 | #endif /* !HEADLESS */ |
| 200 | } |
| 201 | |
| 202 | /* |
| 203 | * Class: sun_java2d_x11_X11PMBlitLoops |
| 204 | * Method: updateBitmask |
| 205 | * Signature: (Lsun/java2d/SurfaceData;Lsun/java2d/SurfaceData;)V |
| 206 | */ |
| 207 | JNIEXPORT void JNICALL |
| 208 | Java_sun_java2d_x11_X11PMBlitLoops_updateBitmask |
| 209 | (JNIEnv *env, jclass xpmbl, jobject srcsd, jobject dstsd, jboolean isICM) |
| 210 | { |
| 211 | #ifndef HEADLESS |
| 212 | SurfaceDataOps *srcOps = SurfaceData_GetOps(env, srcsd); |
| 213 | X11SDOps *xsdo = (X11SDOps *) SurfaceData_GetOps(env, dstsd); |
| 214 | SurfaceDataRasInfo srcInfo; |
| 215 | |
| 216 | int flags; |
| 217 | int screen; |
| 218 | int width; |
| 219 | int height; |
| 220 | jint srcScan, dstScan; |
| 221 | int rowCount; |
| 222 | unsigned char *pDst; |
| 223 | XImage *image; |
| 224 | GC xgc; |
| 225 | |
| 226 | if (srcOps == NULL || xsdo == NULL) { |
| 227 | JNU_ThrowNullPointerException(env, "Null BISD in updateMaskRegion"); |
| 228 | return; |
| 229 | } |
| 230 | |
| 231 | AWT_LOCK(); |
| 232 | |
| 233 | screen = xsdo->configData->awt_visInfo.screen; |
| 234 | width = xsdo->pmWidth; |
| 235 | height = xsdo->pmHeight; |
| 236 | |
| 237 | if (xsdo->bitmask == 0) { |
| 238 | /* create the bitmask if it is not yet created */ |
| 239 | xsdo->bitmask = XCreatePixmap(awt_display, |
| 240 | RootWindow(awt_display, screen), |
| 241 | width, height, 1); |
| 242 | if (xsdo->bitmask == 0) { |
| 243 | AWT_UNLOCK(); |
| 244 | JNU_ThrowOutOfMemoryError(env, |
| 245 | "Cannot create bitmask for " |
| 246 | "offscreen surface"); |
| 247 | return; |
| 248 | } |
| 249 | } |
| 250 | |
| 251 | /* Create a bitmask image and then blit it to the pixmap. */ |
| 252 | image = XCreateImage(awt_display, DefaultVisual(awt_display, screen), |
| 253 | 1, XYBitmap, 0, NULL, width, height, 32, 0); |
| 254 | if (image == NULL) { |
| 255 | AWT_UNLOCK(); |
| 256 | JNU_ThrowOutOfMemoryError(env, "Cannot allocate bitmask for mask"); |
| 257 | return; |
| 258 | } |
| 259 | dstScan = image->bytes_per_line; |
| 260 | image->data = malloc(dstScan * height); |
| 261 | if (image->data == NULL) { |
| 262 | XFree(image); |
| 263 | AWT_UNLOCK(); |
| 264 | JNU_ThrowOutOfMemoryError(env, "Cannot allocate bitmask for mask"); |
| 265 | return; |
| 266 | } |
| 267 | pDst = (unsigned char *)image->data; |
| 268 | |
| 269 | srcInfo.bounds.x1 = 0; |
| 270 | srcInfo.bounds.y1 = 0; |
| 271 | srcInfo.bounds.x2 = width; |
| 272 | srcInfo.bounds.y2 = height; |
| 273 | |
| 274 | flags = (isICM ? (SD_LOCK_LUT | SD_LOCK_READ) : SD_LOCK_READ); |
| 275 | if (srcOps->Lock(env, srcOps, &srcInfo, flags) != SD_SUCCESS) { |
| 276 | XDestroyImage(image); |
| 277 | AWT_UNLOCK(); |
| 278 | return; |
| 279 | } |
| 280 | srcOps->GetRasInfo(env, srcOps, &srcInfo); |
| 281 | |
| 282 | rowCount = height; |
| 283 | if (isICM) { |
| 284 | unsigned char *pSrc; |
| 285 | jint *srcLut; |
| 286 | |
| 287 | srcScan = srcInfo.scanStride; |
| 288 | srcLut = srcInfo.lutBase; |
| 289 | pSrc = (unsigned char *)srcInfo.rasBase; |
| 290 | |
| 291 | if (image->bitmap_bit_order == MSBFirst) { |
| 292 | do { |
| 293 | int x = 0, bx = 0; |
| 294 | unsigned int pix = 0; |
| 295 | unsigned int bit = 0x80; |
| 296 | unsigned char *srcPixel = pSrc; |
| 297 | do { |
| 298 | if (bit == 0) { |
| 299 | pDst[bx++] = (unsigned char)pix; |
| 300 | pix = 0; |
| 301 | bit = 0x80; |
| 302 | } |
| 303 | pix |= bit & (srcLut[*srcPixel++] >> 31); |
| 304 | bit >>= 1; |
| 305 | } while (++x < width); |
| 306 | pDst[bx] = (unsigned char)pix; |
| 307 | pDst += dstScan; |
| 308 | pSrc = (unsigned char *) (((intptr_t)pSrc) + srcScan); |
| 309 | } while (--rowCount > 0); |
| 310 | } else { |
| 311 | do { |
| 312 | int x = 0, bx = 0; |
| 313 | unsigned int pix = 0; |
| 314 | unsigned int bit = 1; |
| 315 | unsigned char *srcPixel = pSrc; |
| 316 | do { |
| 317 | if ((bit >> 8) != 0) { |
| 318 | pDst[bx++] = (unsigned char) pix; |
| 319 | pix = 0; |
| 320 | bit = 1; |
| 321 | } |
| 322 | pix |= bit & (srcLut[*srcPixel++] >> 31); |
| 323 | bit <<= 1; |
| 324 | } while (++x < width); |
| 325 | pDst[bx] = (unsigned char) pix; |
| 326 | pDst += dstScan; |
| 327 | pSrc = (unsigned char *) (((intptr_t)pSrc) + srcScan); |
| 328 | } while (--rowCount > 0); |
| 329 | } |
| 330 | } else /*DCM with ARGB*/ { |
| 331 | unsigned int *pSrc; |
| 332 | |
| 333 | /* this is a number of pixels in a row, not number of bytes */ |
| 334 | srcScan = srcInfo.scanStride; |
| 335 | pSrc = (unsigned int *)srcInfo.rasBase; |
| 336 | |
| 337 | if (image->bitmap_bit_order == MSBFirst) { |
| 338 | do { |
| 339 | int x = 0, bx = 0; |
| 340 | unsigned int pix = 0; |
| 341 | unsigned int bit = 0x80; |
| 342 | int *srcPixel = (int *) pSrc; |
| 343 | do { |
| 344 | if (bit == 0) { |
| 345 | /* next word */ |
| 346 | pDst[bx++] = (unsigned char)pix; |
| 347 | pix = 0; |
| 348 | bit = 0x80; |
| 349 | } |
| 350 | if (*srcPixel++ & 0xff000000) { |
| 351 | /* if src pixel is opaque, set the bit in the bitmap */ |
| 352 | pix |= bit; |
| 353 | } |
| 354 | bit >>= 1; |
| 355 | } while (++x < width); |
| 356 | /* last pixels in a row */ |
| 357 | pDst[bx] = (unsigned char)pix; |
| 358 | |
| 359 | pDst += dstScan; |
| 360 | pSrc = (unsigned int *) (((intptr_t)pSrc) + srcScan); |
| 361 | } while (--rowCount > 0); |
| 362 | } else { |
| 363 | do { |
| 364 | int x = 0, bx = 0; |
| 365 | unsigned int pix = 0; |
| 366 | unsigned int bit = 1; |
| 367 | int *srcPixel = (int *) pSrc; |
| 368 | do { |
| 369 | if ((bit >> 8) != 0) { |
| 370 | pDst[bx++] = (unsigned char)pix; |
| 371 | pix = 0; |
| 372 | bit = 1; |
| 373 | } |
| 374 | if (*srcPixel++ & 0xff000000) { |
| 375 | /* if src pixel is opaque, set the bit in the bitmap */ |
| 376 | pix |= bit; |
| 377 | } |
| 378 | bit <<= 1; |
| 379 | } while (++x < width); |
| 380 | pDst[bx] = (unsigned char)pix; |
| 381 | pDst += dstScan; |
| 382 | pSrc = (unsigned int *) (((intptr_t)pSrc) + srcScan); |
| 383 | } while (--rowCount > 0); |
| 384 | } |
| 385 | } |
| 386 | SurfaceData_InvokeRelease(env, srcOps, &srcInfo); |
| 387 | SurfaceData_InvokeUnlock(env, srcOps, &srcInfo); |
| 388 | |
| 389 | xgc = XCreateGC(awt_display, xsdo->bitmask, 0L, NULL); |
| 390 | XSetForeground(awt_display, xgc, 1); |
| 391 | XSetBackground(awt_display, xgc, 0); |
| 392 | XPutImage(awt_display, xsdo->bitmask, xgc, |
| 393 | image, 0, 0, 0, 0, width, height); |
| 394 | |
| 395 | XFreeGC(awt_display, xgc); |
| 396 | XDestroyImage(image); |
| 397 | |
| 398 | AWT_UNLOCK(); |
| 399 | #endif /* !HEADLESS */ |
| 400 | } |