| 1 | /* |
| 2 | * Copyright © 2001 Keith Packard |
| 3 | * |
| 4 | * Partly based on code that is Copyright © The XFree86 Project Inc. |
| 5 | * |
| 6 | * Permission to use, copy, modify, distribute, and sell this software and its |
| 7 | * documentation for any purpose is hereby granted without fee, provided that |
| 8 | * the above copyright notice appear in all copies and that both that |
| 9 | * copyright notice and this permission notice appear in supporting |
| 10 | * documentation, and that the name of Keith Packard not be used in |
| 11 | * advertising or publicity pertaining to distribution of the software without |
| 12 | * specific, written prior permission. Keith Packard makes no |
| 13 | * representations about the suitability of this software for any purpose. It |
| 14 | * is provided "as is" without express or implied warranty. |
| 15 | * |
| 16 | * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, |
| 17 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO |
| 18 | * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
| 19 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
| 20 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 21 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 22 | * PERFORMANCE OF THIS SOFTWARE. |
| 23 | * |
| 24 | * Authors: |
| 25 | * Eric Anholt <eric@anholt.net> |
| 26 | * Michel Dänzer <michel@tungstengraphics.com> |
| 27 | * |
| 28 | */ |
| 29 | |
| 30 | #ifdef HAVE_DIX_CONFIG_H |
| 31 | #include <dix-config.h> |
| 32 | #endif |
| 33 | #include "exa_priv.h" |
| 34 | #include <X11/fonts/fontstruct.h> |
| 35 | #include "dixfontstr.h" |
| 36 | #include "exa.h" |
| 37 | |
| 38 | static void |
| 39 | exaFillSpans(DrawablePtr pDrawable, GCPtr pGC, int n, |
| 40 | DDXPointPtr ppt, int *pwidth, int fSorted) |
| 41 | { |
| 42 | ScreenPtr pScreen = pDrawable->pScreen; |
| 43 | |
| 44 | ExaScreenPriv(pScreen); |
| 45 | RegionPtr pClip = fbGetCompositeClip(pGC); |
| 46 | PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable); |
| 47 | |
| 48 | ExaPixmapPriv(pPixmap); |
| 49 | BoxPtr pextent, pbox; |
| 50 | int nbox; |
| 51 | int extentX1, extentX2, extentY1, extentY2; |
| 52 | int fullX1, fullX2, fullY1; |
| 53 | int partX1, partX2; |
| 54 | int off_x, off_y; |
| 55 | |
| 56 | if (pExaScr->fallback_counter || |
| 57 | pExaScr->swappedOut || |
| 58 | pGC->fillStyle != FillSolid || pExaPixmap->accel_blocked) { |
| 59 | ExaCheckFillSpans(pDrawable, pGC, n, ppt, pwidth, fSorted); |
| 60 | return; |
| 61 | } |
| 62 | |
| 63 | if (pExaScr->do_migration) { |
| 64 | ExaMigrationRec pixmaps[1]; |
| 65 | |
| 66 | pixmaps[0].as_dst = TRUE; |
| 67 | pixmaps[0].as_src = FALSE; |
| 68 | pixmaps[0].pPix = pPixmap; |
| 69 | pixmaps[0].pReg = NULL; |
| 70 | |
| 71 | exaDoMigration(pixmaps, 1, TRUE); |
| 72 | } |
| 73 | |
| 74 | if (!(pPixmap = exaGetOffscreenPixmap(pDrawable, &off_x, &off_y)) || |
| 75 | !(*pExaScr->info->PrepareSolid) (pPixmap, |
| 76 | pGC->alu, |
| 77 | pGC->planemask, pGC->fgPixel)) { |
| 78 | ExaCheckFillSpans(pDrawable, pGC, n, ppt, pwidth, fSorted); |
| 79 | return; |
| 80 | } |
| 81 | |
| 82 | pextent = RegionExtents(pClip); |
| 83 | extentX1 = pextent->x1; |
| 84 | extentY1 = pextent->y1; |
| 85 | extentX2 = pextent->x2; |
| 86 | extentY2 = pextent->y2; |
| 87 | while (n--) { |
| 88 | fullX1 = ppt->x; |
| 89 | fullY1 = ppt->y; |
| 90 | fullX2 = fullX1 + (int) *pwidth; |
| 91 | ppt++; |
| 92 | pwidth++; |
| 93 | |
| 94 | if (fullY1 < extentY1 || extentY2 <= fullY1) |
| 95 | continue; |
| 96 | |
| 97 | if (fullX1 < extentX1) |
| 98 | fullX1 = extentX1; |
| 99 | |
| 100 | if (fullX2 > extentX2) |
| 101 | fullX2 = extentX2; |
| 102 | |
| 103 | if (fullX1 >= fullX2) |
| 104 | continue; |
| 105 | |
| 106 | nbox = RegionNumRects(pClip); |
| 107 | if (nbox == 1) { |
| 108 | (*pExaScr->info->Solid) (pPixmap, |
| 109 | fullX1 + off_x, fullY1 + off_y, |
| 110 | fullX2 + off_x, fullY1 + 1 + off_y); |
| 111 | } |
| 112 | else { |
| 113 | pbox = RegionRects(pClip); |
| 114 | while (nbox--) { |
| 115 | if (pbox->y1 <= fullY1 && fullY1 < pbox->y2) { |
| 116 | partX1 = pbox->x1; |
| 117 | if (partX1 < fullX1) |
| 118 | partX1 = fullX1; |
| 119 | partX2 = pbox->x2; |
| 120 | if (partX2 > fullX2) |
| 121 | partX2 = fullX2; |
| 122 | if (partX2 > partX1) { |
| 123 | (*pExaScr->info->Solid) (pPixmap, |
| 124 | partX1 + off_x, fullY1 + off_y, |
| 125 | partX2 + off_x, |
| 126 | fullY1 + 1 + off_y); |
| 127 | } |
| 128 | } |
| 129 | pbox++; |
| 130 | } |
| 131 | } |
| 132 | } |
| 133 | (*pExaScr->info->DoneSolid) (pPixmap); |
| 134 | exaMarkSync(pScreen); |
| 135 | } |
| 136 | |
| 137 | static Bool |
| 138 | exaDoPutImage(DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y, |
| 139 | int w, int h, int format, char *bits, int src_stride) |
| 140 | { |
| 141 | ExaScreenPriv(pDrawable->pScreen); |
| 142 | PixmapPtr pPix = exaGetDrawablePixmap(pDrawable); |
| 143 | |
| 144 | ExaPixmapPriv(pPix); |
| 145 | RegionPtr pClip; |
| 146 | BoxPtr pbox; |
| 147 | int nbox; |
| 148 | int xoff, yoff; |
| 149 | int bpp = pDrawable->bitsPerPixel; |
| 150 | Bool ret = TRUE; |
| 151 | |
| 152 | if (pExaScr->fallback_counter || pExaPixmap->accel_blocked || |
| 153 | !pExaScr->info->UploadToScreen) |
| 154 | return FALSE; |
| 155 | |
| 156 | /* If there's a system copy, we want to save the result there */ |
| 157 | if (pExaPixmap->pDamage) |
| 158 | return FALSE; |
| 159 | |
| 160 | /* Don't bother with under 8bpp, XYPixmaps. */ |
| 161 | if (format != ZPixmap || bpp < 8) |
| 162 | return FALSE; |
| 163 | |
| 164 | /* Only accelerate copies: no rop or planemask. */ |
| 165 | if (!EXA_PM_IS_SOLID(pDrawable, pGC->planemask) || pGC->alu != GXcopy) |
| 166 | return FALSE; |
| 167 | |
| 168 | if (pExaScr->swappedOut) |
| 169 | return FALSE; |
| 170 | |
| 171 | if (pExaScr->do_migration) { |
| 172 | ExaMigrationRec pixmaps[1]; |
| 173 | |
| 174 | pixmaps[0].as_dst = TRUE; |
| 175 | pixmaps[0].as_src = FALSE; |
| 176 | pixmaps[0].pPix = pPix; |
| 177 | pixmaps[0].pReg = DamagePendingRegion(pExaPixmap->pDamage); |
| 178 | |
| 179 | exaDoMigration(pixmaps, 1, TRUE); |
| 180 | } |
| 181 | |
| 182 | pPix = exaGetOffscreenPixmap(pDrawable, &xoff, &yoff); |
| 183 | |
| 184 | if (!pPix) |
| 185 | return FALSE; |
| 186 | |
| 187 | x += pDrawable->x; |
| 188 | y += pDrawable->y; |
| 189 | |
| 190 | pClip = fbGetCompositeClip(pGC); |
| 191 | for (nbox = RegionNumRects(pClip), |
| 192 | pbox = RegionRects(pClip); nbox--; pbox++) { |
| 193 | int x1 = x; |
| 194 | int y1 = y; |
| 195 | int x2 = x + w; |
| 196 | int y2 = y + h; |
| 197 | char *src; |
| 198 | Bool ok; |
| 199 | |
| 200 | if (x1 < pbox->x1) |
| 201 | x1 = pbox->x1; |
| 202 | if (y1 < pbox->y1) |
| 203 | y1 = pbox->y1; |
| 204 | if (x2 > pbox->x2) |
| 205 | x2 = pbox->x2; |
| 206 | if (y2 > pbox->y2) |
| 207 | y2 = pbox->y2; |
| 208 | if (x1 >= x2 || y1 >= y2) |
| 209 | continue; |
| 210 | |
| 211 | src = bits + (y1 - y) * src_stride + (x1 - x) * (bpp / 8); |
| 212 | ok = pExaScr->info->UploadToScreen(pPix, x1 + xoff, y1 + yoff, |
| 213 | x2 - x1, y2 - y1, src, src_stride); |
| 214 | /* We have to fall back completely, and ignore what has already been completed. |
| 215 | * Messing with the fb layer directly like we used to is completely unacceptable. |
| 216 | */ |
| 217 | if (!ok) { |
| 218 | ret = FALSE; |
| 219 | break; |
| 220 | } |
| 221 | } |
| 222 | |
| 223 | if (ret) |
| 224 | exaMarkSync(pDrawable->pScreen); |
| 225 | |
| 226 | return ret; |
| 227 | } |
| 228 | |
| 229 | static void |
| 230 | exaPutImage(DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y, |
| 231 | int w, int h, int leftPad, int format, char *bits) |
| 232 | { |
| 233 | if (!exaDoPutImage(pDrawable, pGC, depth, x, y, w, h, format, bits, |
| 234 | PixmapBytePad(w, pDrawable->depth))) |
| 235 | ExaCheckPutImage(pDrawable, pGC, depth, x, y, w, h, leftPad, format, |
| 236 | bits); |
| 237 | } |
| 238 | |
| 239 | static Bool inline |
| 240 | exaCopyNtoNTwoDir(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, |
| 241 | GCPtr pGC, BoxPtr pbox, int nbox, int dx, int dy) |
| 242 | { |
| 243 | ExaScreenPriv(pDstDrawable->pScreen); |
| 244 | PixmapPtr pSrcPixmap, pDstPixmap; |
| 245 | int src_off_x, src_off_y, dst_off_x, dst_off_y; |
| 246 | int dirsetup; |
| 247 | |
| 248 | /* Need to get both pixmaps to call the driver routines */ |
| 249 | pSrcPixmap = exaGetOffscreenPixmap(pSrcDrawable, &src_off_x, &src_off_y); |
| 250 | pDstPixmap = exaGetOffscreenPixmap(pDstDrawable, &dst_off_x, &dst_off_y); |
| 251 | if (!pSrcPixmap || !pDstPixmap) |
| 252 | return FALSE; |
| 253 | |
| 254 | /* |
| 255 | * Now the case of a chip that only supports xdir = ydir = 1 or |
| 256 | * xdir = ydir = -1, but we have xdir != ydir. |
| 257 | */ |
| 258 | dirsetup = 0; /* No direction set up yet. */ |
| 259 | for (; nbox; pbox++, nbox--) { |
| 260 | if (dx >= 0 && (src_off_y + pbox->y1 + dy) != pbox->y1) { |
| 261 | /* Do a xdir = ydir = -1 blit instead. */ |
| 262 | if (dirsetup != -1) { |
| 263 | if (dirsetup != 0) |
| 264 | pExaScr->info->DoneCopy(pDstPixmap); |
| 265 | dirsetup = -1; |
| 266 | if (!(*pExaScr->info->PrepareCopy) (pSrcPixmap, |
| 267 | pDstPixmap, |
| 268 | -1, -1, |
| 269 | pGC ? pGC->alu : GXcopy, |
| 270 | pGC ? pGC->planemask : |
| 271 | FB_ALLONES)) |
| 272 | return FALSE; |
| 273 | } |
| 274 | (*pExaScr->info->Copy) (pDstPixmap, |
| 275 | src_off_x + pbox->x1 + dx, |
| 276 | src_off_y + pbox->y1 + dy, |
| 277 | dst_off_x + pbox->x1, |
| 278 | dst_off_y + pbox->y1, |
| 279 | pbox->x2 - pbox->x1, pbox->y2 - pbox->y1); |
| 280 | } |
| 281 | else if (dx < 0 && (src_off_y + pbox->y1 + dy) != pbox->y1) { |
| 282 | /* Do a xdir = ydir = 1 blit instead. */ |
| 283 | if (dirsetup != 1) { |
| 284 | if (dirsetup != 0) |
| 285 | pExaScr->info->DoneCopy(pDstPixmap); |
| 286 | dirsetup = 1; |
| 287 | if (!(*pExaScr->info->PrepareCopy) (pSrcPixmap, |
| 288 | pDstPixmap, |
| 289 | 1, 1, |
| 290 | pGC ? pGC->alu : GXcopy, |
| 291 | pGC ? pGC->planemask : |
| 292 | FB_ALLONES)) |
| 293 | return FALSE; |
| 294 | } |
| 295 | (*pExaScr->info->Copy) (pDstPixmap, |
| 296 | src_off_x + pbox->x1 + dx, |
| 297 | src_off_y + pbox->y1 + dy, |
| 298 | dst_off_x + pbox->x1, |
| 299 | dst_off_y + pbox->y1, |
| 300 | pbox->x2 - pbox->x1, pbox->y2 - pbox->y1); |
| 301 | } |
| 302 | else if (dx >= 0) { |
| 303 | /* |
| 304 | * xdir = 1, ydir = -1. |
| 305 | * Perform line-by-line xdir = ydir = 1 blits, going up. |
| 306 | */ |
| 307 | int i; |
| 308 | |
| 309 | if (dirsetup != 1) { |
| 310 | if (dirsetup != 0) |
| 311 | pExaScr->info->DoneCopy(pDstPixmap); |
| 312 | dirsetup = 1; |
| 313 | if (!(*pExaScr->info->PrepareCopy) (pSrcPixmap, |
| 314 | pDstPixmap, |
| 315 | 1, 1, |
| 316 | pGC ? pGC->alu : GXcopy, |
| 317 | pGC ? pGC->planemask : |
| 318 | FB_ALLONES)) |
| 319 | return FALSE; |
| 320 | } |
| 321 | for (i = pbox->y2 - pbox->y1 - 1; i >= 0; i--) |
| 322 | (*pExaScr->info->Copy) (pDstPixmap, |
| 323 | src_off_x + pbox->x1 + dx, |
| 324 | src_off_y + pbox->y1 + dy + i, |
| 325 | dst_off_x + pbox->x1, |
| 326 | dst_off_y + pbox->y1 + i, |
| 327 | pbox->x2 - pbox->x1, 1); |
| 328 | } |
| 329 | else { |
| 330 | /* |
| 331 | * xdir = -1, ydir = 1. |
| 332 | * Perform line-by-line xdir = ydir = -1 blits, going down. |
| 333 | */ |
| 334 | int i; |
| 335 | |
| 336 | if (dirsetup != -1) { |
| 337 | if (dirsetup != 0) |
| 338 | pExaScr->info->DoneCopy(pDstPixmap); |
| 339 | dirsetup = -1; |
| 340 | if (!(*pExaScr->info->PrepareCopy) (pSrcPixmap, |
| 341 | pDstPixmap, |
| 342 | -1, -1, |
| 343 | pGC ? pGC->alu : GXcopy, |
| 344 | pGC ? pGC->planemask : |
| 345 | FB_ALLONES)) |
| 346 | return FALSE; |
| 347 | } |
| 348 | for (i = 0; i < pbox->y2 - pbox->y1; i++) |
| 349 | (*pExaScr->info->Copy) (pDstPixmap, |
| 350 | src_off_x + pbox->x1 + dx, |
| 351 | src_off_y + pbox->y1 + dy + i, |
| 352 | dst_off_x + pbox->x1, |
| 353 | dst_off_y + pbox->y1 + i, |
| 354 | pbox->x2 - pbox->x1, 1); |
| 355 | } |
| 356 | } |
| 357 | if (dirsetup != 0) |
| 358 | pExaScr->info->DoneCopy(pDstPixmap); |
| 359 | exaMarkSync(pDstDrawable->pScreen); |
| 360 | return TRUE; |
| 361 | } |
| 362 | |
| 363 | Bool |
| 364 | exaHWCopyNtoN(DrawablePtr pSrcDrawable, |
| 365 | DrawablePtr pDstDrawable, |
| 366 | GCPtr pGC, |
| 367 | BoxPtr pbox, |
| 368 | int nbox, int dx, int dy, Bool reverse, Bool upsidedown) |
| 369 | { |
| 370 | ExaScreenPriv(pDstDrawable->pScreen); |
| 371 | PixmapPtr pSrcPixmap, pDstPixmap; |
| 372 | ExaPixmapPrivPtr pSrcExaPixmap, pDstExaPixmap; |
| 373 | int src_off_x, src_off_y; |
| 374 | int dst_off_x, dst_off_y; |
| 375 | RegionPtr srcregion = NULL, dstregion = NULL; |
| 376 | xRectangle *rects; |
| 377 | Bool ret = TRUE; |
| 378 | |
| 379 | /* avoid doing copy operations if no boxes */ |
| 380 | if (nbox == 0) |
| 381 | return TRUE; |
| 382 | |
| 383 | pSrcPixmap = exaGetDrawablePixmap(pSrcDrawable); |
| 384 | pDstPixmap = exaGetDrawablePixmap(pDstDrawable); |
| 385 | |
| 386 | exaGetDrawableDeltas(pSrcDrawable, pSrcPixmap, &src_off_x, &src_off_y); |
| 387 | exaGetDrawableDeltas(pDstDrawable, pDstPixmap, &dst_off_x, &dst_off_y); |
| 388 | |
| 389 | rects = malloc(nbox * sizeof(xRectangle)); |
| 390 | |
| 391 | if (rects) { |
| 392 | int i; |
| 393 | int ordering; |
| 394 | |
| 395 | for (i = 0; i < nbox; i++) { |
| 396 | rects[i].x = pbox[i].x1 + dx + src_off_x; |
| 397 | rects[i].y = pbox[i].y1 + dy + src_off_y; |
| 398 | rects[i].width = pbox[i].x2 - pbox[i].x1; |
| 399 | rects[i].height = pbox[i].y2 - pbox[i].y1; |
| 400 | } |
| 401 | |
| 402 | /* This must match the RegionCopy() logic for reversing rect order */ |
| 403 | if (nbox == 1 || (dx > 0 && dy > 0) || |
| 404 | (pDstDrawable != pSrcDrawable && |
| 405 | (pDstDrawable->type != DRAWABLE_WINDOW || |
| 406 | pSrcDrawable->type != DRAWABLE_WINDOW))) |
| 407 | ordering = CT_YXBANDED; |
| 408 | else |
| 409 | ordering = CT_UNSORTED; |
| 410 | |
| 411 | srcregion = RegionFromRects(nbox, rects, ordering); |
| 412 | free(rects); |
| 413 | |
| 414 | if (!pGC || !exaGCReadsDestination(pDstDrawable, pGC->planemask, |
| 415 | pGC->fillStyle, pGC->alu, |
| 416 | pGC->clientClipType)) { |
| 417 | dstregion = RegionCreate(NullBox, 0); |
| 418 | RegionCopy(dstregion, srcregion); |
| 419 | RegionTranslate(dstregion, dst_off_x - dx - src_off_x, |
| 420 | dst_off_y - dy - src_off_y); |
| 421 | } |
| 422 | } |
| 423 | |
| 424 | pSrcExaPixmap = ExaGetPixmapPriv(pSrcPixmap); |
| 425 | pDstExaPixmap = ExaGetPixmapPriv(pDstPixmap); |
| 426 | |
| 427 | /* Check whether the accelerator can use this pixmap. |
| 428 | * If the pitch of the pixmaps is out of range, there's nothing |
| 429 | * we can do but fall back to software rendering. |
| 430 | */ |
| 431 | if (pSrcExaPixmap->accel_blocked & EXA_RANGE_PITCH || |
| 432 | pDstExaPixmap->accel_blocked & EXA_RANGE_PITCH) |
| 433 | goto fallback; |
| 434 | |
| 435 | /* If the width or the height of either of the pixmaps |
| 436 | * is out of range, check whether the boxes are actually out of the |
| 437 | * addressable range as well. If they aren't, we can still do |
| 438 | * the copying in hardware. |
| 439 | */ |
| 440 | if (pSrcExaPixmap->accel_blocked || pDstExaPixmap->accel_blocked) { |
| 441 | int i; |
| 442 | |
| 443 | for (i = 0; i < nbox; i++) { |
| 444 | /* src */ |
| 445 | if ((pbox[i].x2 + dx + src_off_x) >= pExaScr->info->maxX || |
| 446 | (pbox[i].y2 + dy + src_off_y) >= pExaScr->info->maxY) |
| 447 | goto fallback; |
| 448 | |
| 449 | /* dst */ |
| 450 | if ((pbox[i].x2 + dst_off_x) >= pExaScr->info->maxX || |
| 451 | (pbox[i].y2 + dst_off_y) >= pExaScr->info->maxY) |
| 452 | goto fallback; |
| 453 | } |
| 454 | } |
| 455 | |
| 456 | if (pExaScr->do_migration) { |
| 457 | ExaMigrationRec pixmaps[2]; |
| 458 | |
| 459 | pixmaps[0].as_dst = TRUE; |
| 460 | pixmaps[0].as_src = FALSE; |
| 461 | pixmaps[0].pPix = pDstPixmap; |
| 462 | pixmaps[0].pReg = dstregion; |
| 463 | pixmaps[1].as_dst = FALSE; |
| 464 | pixmaps[1].as_src = TRUE; |
| 465 | pixmaps[1].pPix = pSrcPixmap; |
| 466 | pixmaps[1].pReg = srcregion; |
| 467 | |
| 468 | exaDoMigration(pixmaps, 2, TRUE); |
| 469 | } |
| 470 | |
| 471 | /* Mixed directions must be handled specially if the card is lame */ |
| 472 | if ((pExaScr->info->flags & EXA_TWO_BITBLT_DIRECTIONS) && |
| 473 | reverse != upsidedown) { |
| 474 | if (exaCopyNtoNTwoDir(pSrcDrawable, pDstDrawable, pGC, pbox, nbox, |
| 475 | dx, dy)) |
| 476 | goto out; |
| 477 | goto fallback; |
| 478 | } |
| 479 | |
| 480 | if (exaPixmapHasGpuCopy(pDstPixmap)) { |
| 481 | /* Normal blitting. */ |
| 482 | if (exaPixmapHasGpuCopy(pSrcPixmap)) { |
| 483 | if (!(*pExaScr->info->PrepareCopy) |
| 484 | (pSrcPixmap, pDstPixmap, reverse ? -1 : 1, upsidedown ? -1 : 1, |
| 485 | pGC ? pGC->alu : GXcopy, pGC ? pGC->planemask : FB_ALLONES)) { |
| 486 | goto fallback; |
| 487 | } |
| 488 | |
| 489 | while (nbox--) { |
| 490 | (*pExaScr->info->Copy) (pDstPixmap, |
| 491 | pbox->x1 + dx + src_off_x, |
| 492 | pbox->y1 + dy + src_off_y, |
| 493 | pbox->x1 + dst_off_x, |
| 494 | pbox->y1 + dst_off_y, |
| 495 | pbox->x2 - pbox->x1, |
| 496 | pbox->y2 - pbox->y1); |
| 497 | pbox++; |
| 498 | } |
| 499 | |
| 500 | (*pExaScr->info->DoneCopy) (pDstPixmap); |
| 501 | exaMarkSync(pDstDrawable->pScreen); |
| 502 | /* UTS: mainly for SHM PutImage's secondary path. |
| 503 | * |
| 504 | * Only taking this path for directly accessible pixmaps. |
| 505 | */ |
| 506 | } |
| 507 | else if (!pDstExaPixmap->pDamage && pSrcExaPixmap->sys_ptr) { |
| 508 | int bpp = pSrcDrawable->bitsPerPixel; |
| 509 | int src_stride = exaGetPixmapPitch(pSrcPixmap); |
| 510 | CARD8 *src = NULL; |
| 511 | |
| 512 | if (!pExaScr->info->UploadToScreen) |
| 513 | goto fallback; |
| 514 | |
| 515 | if (pSrcDrawable->bitsPerPixel != pDstDrawable->bitsPerPixel) |
| 516 | goto fallback; |
| 517 | |
| 518 | if (pSrcDrawable->bitsPerPixel < 8) |
| 519 | goto fallback; |
| 520 | |
| 521 | if (pGC && |
| 522 | !(pGC->alu == GXcopy && |
| 523 | EXA_PM_IS_SOLID(pSrcDrawable, pGC->planemask))) |
| 524 | goto fallback; |
| 525 | |
| 526 | while (nbox--) { |
| 527 | src = |
| 528 | pSrcExaPixmap->sys_ptr + (pbox->y1 + dy + |
| 529 | src_off_y) * src_stride + |
| 530 | (pbox->x1 + dx + src_off_x) * (bpp / 8); |
| 531 | if (!pExaScr->info-> |
| 532 | UploadToScreen(pDstPixmap, pbox->x1 + dst_off_x, |
| 533 | pbox->y1 + dst_off_y, pbox->x2 - pbox->x1, |
| 534 | pbox->y2 - pbox->y1, (char *) src, |
| 535 | src_stride)) |
| 536 | goto fallback; |
| 537 | |
| 538 | pbox++; |
| 539 | } |
| 540 | } |
| 541 | else |
| 542 | goto fallback; |
| 543 | } |
| 544 | else |
| 545 | goto fallback; |
| 546 | |
| 547 | goto out; |
| 548 | |
| 549 | fallback: |
| 550 | ret = FALSE; |
| 551 | |
| 552 | out: |
| 553 | if (dstregion) { |
| 554 | RegionUninit(dstregion); |
| 555 | RegionDestroy(dstregion); |
| 556 | } |
| 557 | if (srcregion) { |
| 558 | RegionUninit(srcregion); |
| 559 | RegionDestroy(srcregion); |
| 560 | } |
| 561 | |
| 562 | return ret; |
| 563 | } |
| 564 | |
| 565 | void |
| 566 | exaCopyNtoN(DrawablePtr pSrcDrawable, |
| 567 | DrawablePtr pDstDrawable, |
| 568 | GCPtr pGC, |
| 569 | BoxPtr pbox, |
| 570 | int nbox, |
| 571 | int dx, |
| 572 | int dy, |
| 573 | Bool reverse, Bool upsidedown, Pixel bitplane, void *closure) |
| 574 | { |
| 575 | ExaScreenPriv(pDstDrawable->pScreen); |
| 576 | |
| 577 | if (pExaScr->fallback_counter || |
| 578 | (pExaScr->fallback_flags & EXA_FALLBACK_COPYWINDOW)) |
| 579 | return; |
| 580 | |
| 581 | if (exaHWCopyNtoN |
| 582 | (pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy, reverse, |
| 583 | upsidedown)) |
| 584 | return; |
| 585 | |
| 586 | /* This is a CopyWindow, it's cleaner to fallback at the original call. */ |
| 587 | if (pExaScr->fallback_flags & EXA_ACCEL_COPYWINDOW) { |
| 588 | pExaScr->fallback_flags |= EXA_FALLBACK_COPYWINDOW; |
| 589 | return; |
| 590 | } |
| 591 | |
| 592 | /* fallback */ |
| 593 | ExaCheckCopyNtoN(pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy, |
| 594 | reverse, upsidedown, bitplane, closure); |
| 595 | } |
| 596 | |
| 597 | RegionPtr |
| 598 | exaCopyArea(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, GCPtr pGC, |
| 599 | int srcx, int srcy, int width, int height, int dstx, int dsty) |
| 600 | { |
| 601 | ExaScreenPriv(pDstDrawable->pScreen); |
| 602 | |
| 603 | if (pExaScr->fallback_counter || pExaScr->swappedOut) { |
| 604 | return ExaCheckCopyArea(pSrcDrawable, pDstDrawable, pGC, |
| 605 | srcx, srcy, width, height, dstx, dsty); |
| 606 | } |
| 607 | |
| 608 | return miDoCopy(pSrcDrawable, pDstDrawable, pGC, |
| 609 | srcx, srcy, width, height, |
| 610 | dstx, dsty, exaCopyNtoN, 0, NULL); |
| 611 | } |
| 612 | |
| 613 | static void |
| 614 | exaPolyPoint(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt, |
| 615 | DDXPointPtr ppt) |
| 616 | { |
| 617 | ExaScreenPriv(pDrawable->pScreen); |
| 618 | int i; |
| 619 | xRectangle *prect; |
| 620 | |
| 621 | /* If we can't reuse the current GC as is, don't bother accelerating the |
| 622 | * points. |
| 623 | */ |
| 624 | if (pExaScr->fallback_counter || pGC->fillStyle != FillSolid) { |
| 625 | ExaCheckPolyPoint(pDrawable, pGC, mode, npt, ppt); |
| 626 | return; |
| 627 | } |
| 628 | |
| 629 | prect = malloc(sizeof(xRectangle) * npt); |
| 630 | for (i = 0; i < npt; i++) { |
| 631 | prect[i].x = ppt[i].x; |
| 632 | prect[i].y = ppt[i].y; |
| 633 | if (i > 0 && mode == CoordModePrevious) { |
| 634 | prect[i].x += prect[i - 1].x; |
| 635 | prect[i].y += prect[i - 1].y; |
| 636 | } |
| 637 | prect[i].width = 1; |
| 638 | prect[i].height = 1; |
| 639 | } |
| 640 | pGC->ops->PolyFillRect(pDrawable, pGC, npt, prect); |
| 641 | free(prect); |
| 642 | } |
| 643 | |
| 644 | /** |
| 645 | * exaPolylines() checks if it can accelerate the lines as a group of |
| 646 | * horizontal or vertical lines (rectangles), and uses existing rectangle fill |
| 647 | * acceleration if so. |
| 648 | */ |
| 649 | static void |
| 650 | exaPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt, |
| 651 | DDXPointPtr ppt) |
| 652 | { |
| 653 | ExaScreenPriv(pDrawable->pScreen); |
| 654 | xRectangle *prect; |
| 655 | int x1, x2, y1, y2; |
| 656 | int i; |
| 657 | |
| 658 | if (pExaScr->fallback_counter) { |
| 659 | ExaCheckPolylines(pDrawable, pGC, mode, npt, ppt); |
| 660 | return; |
| 661 | } |
| 662 | |
| 663 | /* Don't try to do wide lines or non-solid fill style. */ |
| 664 | if (pGC->lineWidth != 0 || pGC->lineStyle != LineSolid || |
| 665 | pGC->fillStyle != FillSolid) { |
| 666 | ExaCheckPolylines(pDrawable, pGC, mode, npt, ppt); |
| 667 | return; |
| 668 | } |
| 669 | |
| 670 | prect = malloc(sizeof(xRectangle) * (npt - 1)); |
| 671 | x1 = ppt[0].x; |
| 672 | y1 = ppt[0].y; |
| 673 | /* If we have any non-horizontal/vertical, fall back. */ |
| 674 | for (i = 0; i < npt - 1; i++) { |
| 675 | if (mode == CoordModePrevious) { |
| 676 | x2 = x1 + ppt[i + 1].x; |
| 677 | y2 = y1 + ppt[i + 1].y; |
| 678 | } |
| 679 | else { |
| 680 | x2 = ppt[i + 1].x; |
| 681 | y2 = ppt[i + 1].y; |
| 682 | } |
| 683 | |
| 684 | if (x1 != x2 && y1 != y2) { |
| 685 | free(prect); |
| 686 | ExaCheckPolylines(pDrawable, pGC, mode, npt, ppt); |
| 687 | return; |
| 688 | } |
| 689 | |
| 690 | if (x1 < x2) { |
| 691 | prect[i].x = x1; |
| 692 | prect[i].width = x2 - x1 + 1; |
| 693 | } |
| 694 | else { |
| 695 | prect[i].x = x2; |
| 696 | prect[i].width = x1 - x2 + 1; |
| 697 | } |
| 698 | if (y1 < y2) { |
| 699 | prect[i].y = y1; |
| 700 | prect[i].height = y2 - y1 + 1; |
| 701 | } |
| 702 | else { |
| 703 | prect[i].y = y2; |
| 704 | prect[i].height = y1 - y2 + 1; |
| 705 | } |
| 706 | |
| 707 | x1 = x2; |
| 708 | y1 = y2; |
| 709 | } |
| 710 | pGC->ops->PolyFillRect(pDrawable, pGC, npt - 1, prect); |
| 711 | free(prect); |
| 712 | } |
| 713 | |
| 714 | /** |
| 715 | * exaPolySegment() checks if it can accelerate the lines as a group of |
| 716 | * horizontal or vertical lines (rectangles), and uses existing rectangle fill |
| 717 | * acceleration if so. |
| 718 | */ |
| 719 | static void |
| 720 | exaPolySegment(DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment * pSeg) |
| 721 | { |
| 722 | ExaScreenPriv(pDrawable->pScreen); |
| 723 | xRectangle *prect; |
| 724 | int i; |
| 725 | |
| 726 | /* Don't try to do wide lines or non-solid fill style. */ |
| 727 | if (pExaScr->fallback_counter || pGC->lineWidth != 0 || |
| 728 | pGC->lineStyle != LineSolid || pGC->fillStyle != FillSolid) { |
| 729 | ExaCheckPolySegment(pDrawable, pGC, nseg, pSeg); |
| 730 | return; |
| 731 | } |
| 732 | |
| 733 | /* If we have any non-horizontal/vertical, fall back. */ |
| 734 | for (i = 0; i < nseg; i++) { |
| 735 | if (pSeg[i].x1 != pSeg[i].x2 && pSeg[i].y1 != pSeg[i].y2) { |
| 736 | ExaCheckPolySegment(pDrawable, pGC, nseg, pSeg); |
| 737 | return; |
| 738 | } |
| 739 | } |
| 740 | |
| 741 | prect = malloc(sizeof(xRectangle) * nseg); |
| 742 | for (i = 0; i < nseg; i++) { |
| 743 | if (pSeg[i].x1 < pSeg[i].x2) { |
| 744 | prect[i].x = pSeg[i].x1; |
| 745 | prect[i].width = pSeg[i].x2 - pSeg[i].x1 + 1; |
| 746 | } |
| 747 | else { |
| 748 | prect[i].x = pSeg[i].x2; |
| 749 | prect[i].width = pSeg[i].x1 - pSeg[i].x2 + 1; |
| 750 | } |
| 751 | if (pSeg[i].y1 < pSeg[i].y2) { |
| 752 | prect[i].y = pSeg[i].y1; |
| 753 | prect[i].height = pSeg[i].y2 - pSeg[i].y1 + 1; |
| 754 | } |
| 755 | else { |
| 756 | prect[i].y = pSeg[i].y2; |
| 757 | prect[i].height = pSeg[i].y1 - pSeg[i].y2 + 1; |
| 758 | } |
| 759 | |
| 760 | /* don't paint last pixel */ |
| 761 | if (pGC->capStyle == CapNotLast) { |
| 762 | if (prect[i].width == 1) |
| 763 | prect[i].height--; |
| 764 | else |
| 765 | prect[i].width--; |
| 766 | } |
| 767 | } |
| 768 | pGC->ops->PolyFillRect(pDrawable, pGC, nseg, prect); |
| 769 | free(prect); |
| 770 | } |
| 771 | |
| 772 | static Bool exaFillRegionSolid(DrawablePtr pDrawable, RegionPtr pRegion, |
| 773 | Pixel pixel, CARD32 planemask, CARD32 alu, |
| 774 | unsigned int clientClipType); |
| 775 | |
| 776 | static void |
| 777 | exaPolyFillRect(DrawablePtr pDrawable, GCPtr pGC, int nrect, xRectangle *prect) |
| 778 | { |
| 779 | ExaScreenPriv(pDrawable->pScreen); |
| 780 | RegionPtr pClip = fbGetCompositeClip(pGC); |
| 781 | PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable); |
| 782 | |
| 783 | ExaPixmapPriv(pPixmap); |
| 784 | register BoxPtr pbox; |
| 785 | BoxPtr pextent; |
| 786 | int extentX1, extentX2, extentY1, extentY2; |
| 787 | int fullX1, fullX2, fullY1, fullY2; |
| 788 | int partX1, partX2, partY1, partY2; |
| 789 | int xoff, yoff; |
| 790 | int xorg, yorg; |
| 791 | int n; |
| 792 | RegionPtr pReg = RegionFromRects(nrect, prect, CT_UNSORTED); |
| 793 | |
| 794 | /* Compute intersection of rects and clip region */ |
| 795 | RegionTranslate(pReg, pDrawable->x, pDrawable->y); |
| 796 | RegionIntersect(pReg, pClip, pReg); |
| 797 | |
| 798 | if (!RegionNumRects(pReg)) { |
| 799 | goto out; |
| 800 | } |
| 801 | |
| 802 | exaGetDrawableDeltas(pDrawable, pPixmap, &xoff, &yoff); |
| 803 | |
| 804 | if (pExaScr->fallback_counter || pExaScr->swappedOut || |
| 805 | pExaPixmap->accel_blocked) { |
| 806 | goto fallback; |
| 807 | } |
| 808 | |
| 809 | /* For ROPs where overlaps don't matter, convert rectangles to region and |
| 810 | * call exaFillRegion{Solid,Tiled}. |
| 811 | */ |
| 812 | if ((pGC->fillStyle == FillSolid || pGC->fillStyle == FillTiled) && |
| 813 | (nrect == 1 || pGC->alu == GXcopy || pGC->alu == GXclear || |
| 814 | pGC->alu == GXnoop || pGC->alu == GXcopyInverted || |
| 815 | pGC->alu == GXset)) { |
| 816 | if (((pGC->fillStyle == FillSolid || pGC->tileIsPixel) && |
| 817 | exaFillRegionSolid(pDrawable, pReg, pGC->fillStyle == FillSolid ? |
| 818 | pGC->fgPixel : pGC->tile.pixel, pGC->planemask, |
| 819 | pGC->alu, pGC->clientClipType)) || |
| 820 | (pGC->fillStyle == FillTiled && !pGC->tileIsPixel && |
| 821 | exaFillRegionTiled(pDrawable, pReg, pGC->tile.pixmap, &pGC->patOrg, |
| 822 | pGC->planemask, pGC->alu, |
| 823 | pGC->clientClipType))) { |
| 824 | goto out; |
| 825 | } |
| 826 | } |
| 827 | |
| 828 | if (pGC->fillStyle != FillSolid && |
| 829 | !(pGC->tileIsPixel && pGC->fillStyle == FillTiled)) { |
| 830 | goto fallback; |
| 831 | } |
| 832 | |
| 833 | if (pExaScr->do_migration) { |
| 834 | ExaMigrationRec pixmaps[1]; |
| 835 | |
| 836 | pixmaps[0].as_dst = TRUE; |
| 837 | pixmaps[0].as_src = FALSE; |
| 838 | pixmaps[0].pPix = pPixmap; |
| 839 | pixmaps[0].pReg = NULL; |
| 840 | |
| 841 | exaDoMigration(pixmaps, 1, TRUE); |
| 842 | } |
| 843 | |
| 844 | if (!exaPixmapHasGpuCopy(pPixmap) || |
| 845 | !(*pExaScr->info->PrepareSolid) (pPixmap, |
| 846 | pGC->alu, |
| 847 | pGC->planemask, pGC->fgPixel)) { |
| 848 | fallback: |
| 849 | ExaCheckPolyFillRect(pDrawable, pGC, nrect, prect); |
| 850 | goto out; |
| 851 | } |
| 852 | |
| 853 | xorg = pDrawable->x; |
| 854 | yorg = pDrawable->y; |
| 855 | |
| 856 | pextent = RegionExtents(pClip); |
| 857 | extentX1 = pextent->x1; |
| 858 | extentY1 = pextent->y1; |
| 859 | extentX2 = pextent->x2; |
| 860 | extentY2 = pextent->y2; |
| 861 | while (nrect--) { |
| 862 | fullX1 = prect->x + xorg; |
| 863 | fullY1 = prect->y + yorg; |
| 864 | fullX2 = fullX1 + (int) prect->width; |
| 865 | fullY2 = fullY1 + (int) prect->height; |
| 866 | prect++; |
| 867 | |
| 868 | if (fullX1 < extentX1) |
| 869 | fullX1 = extentX1; |
| 870 | |
| 871 | if (fullY1 < extentY1) |
| 872 | fullY1 = extentY1; |
| 873 | |
| 874 | if (fullX2 > extentX2) |
| 875 | fullX2 = extentX2; |
| 876 | |
| 877 | if (fullY2 > extentY2) |
| 878 | fullY2 = extentY2; |
| 879 | |
| 880 | if ((fullX1 >= fullX2) || (fullY1 >= fullY2)) |
| 881 | continue; |
| 882 | n = RegionNumRects(pClip); |
| 883 | if (n == 1) { |
| 884 | (*pExaScr->info->Solid) (pPixmap, |
| 885 | fullX1 + xoff, fullY1 + yoff, |
| 886 | fullX2 + xoff, fullY2 + yoff); |
| 887 | } |
| 888 | else { |
| 889 | pbox = RegionRects(pClip); |
| 890 | /* |
| 891 | * clip the rectangle to each box in the clip region |
| 892 | * this is logically equivalent to calling Intersect(), |
| 893 | * but rectangles may overlap each other here. |
| 894 | */ |
| 895 | while (n--) { |
| 896 | partX1 = pbox->x1; |
| 897 | if (partX1 < fullX1) |
| 898 | partX1 = fullX1; |
| 899 | partY1 = pbox->y1; |
| 900 | if (partY1 < fullY1) |
| 901 | partY1 = fullY1; |
| 902 | partX2 = pbox->x2; |
| 903 | if (partX2 > fullX2) |
| 904 | partX2 = fullX2; |
| 905 | partY2 = pbox->y2; |
| 906 | if (partY2 > fullY2) |
| 907 | partY2 = fullY2; |
| 908 | |
| 909 | pbox++; |
| 910 | |
| 911 | if (partX1 < partX2 && partY1 < partY2) { |
| 912 | (*pExaScr->info->Solid) (pPixmap, |
| 913 | partX1 + xoff, partY1 + yoff, |
| 914 | partX2 + xoff, partY2 + yoff); |
| 915 | } |
| 916 | } |
| 917 | } |
| 918 | } |
| 919 | (*pExaScr->info->DoneSolid) (pPixmap); |
| 920 | exaMarkSync(pDrawable->pScreen); |
| 921 | |
| 922 | out: |
| 923 | RegionUninit(pReg); |
| 924 | RegionDestroy(pReg); |
| 925 | } |
| 926 | |
| 927 | const GCOps exaOps = { |
| 928 | exaFillSpans, |
| 929 | ExaCheckSetSpans, |
| 930 | exaPutImage, |
| 931 | exaCopyArea, |
| 932 | ExaCheckCopyPlane, |
| 933 | exaPolyPoint, |
| 934 | exaPolylines, |
| 935 | exaPolySegment, |
| 936 | miPolyRectangle, |
| 937 | ExaCheckPolyArc, |
| 938 | miFillPolygon, |
| 939 | exaPolyFillRect, |
| 940 | miPolyFillArc, |
| 941 | miPolyText8, |
| 942 | miPolyText16, |
| 943 | miImageText8, |
| 944 | miImageText16, |
| 945 | ExaCheckImageGlyphBlt, |
| 946 | ExaCheckPolyGlyphBlt, |
| 947 | ExaCheckPushPixels, |
| 948 | }; |
| 949 | |
| 950 | void |
| 951 | exaCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc) |
| 952 | { |
| 953 | RegionRec rgnDst; |
| 954 | int dx, dy; |
| 955 | PixmapPtr pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin); |
| 956 | |
| 957 | ExaScreenPriv(pWin->drawable.pScreen); |
| 958 | |
| 959 | dx = ptOldOrg.x - pWin->drawable.x; |
| 960 | dy = ptOldOrg.y - pWin->drawable.y; |
| 961 | RegionTranslate(prgnSrc, -dx, -dy); |
| 962 | |
| 963 | RegionInit(&rgnDst, NullBox, 0); |
| 964 | |
| 965 | RegionIntersect(&rgnDst, &pWin->borderClip, prgnSrc); |
| 966 | #ifdef COMPOSITE |
| 967 | if (pPixmap->screen_x || pPixmap->screen_y) |
| 968 | RegionTranslate(&rgnDst, -pPixmap->screen_x, -pPixmap->screen_y); |
| 969 | #endif |
| 970 | |
| 971 | if (pExaScr->fallback_counter) { |
| 972 | pExaScr->fallback_flags |= EXA_FALLBACK_COPYWINDOW; |
| 973 | goto fallback; |
| 974 | } |
| 975 | |
| 976 | pExaScr->fallback_flags |= EXA_ACCEL_COPYWINDOW; |
| 977 | miCopyRegion(&pPixmap->drawable, &pPixmap->drawable, |
| 978 | NULL, &rgnDst, dx, dy, exaCopyNtoN, 0, NULL); |
| 979 | pExaScr->fallback_flags &= ~EXA_ACCEL_COPYWINDOW; |
| 980 | |
| 981 | fallback: |
| 982 | RegionUninit(&rgnDst); |
| 983 | |
| 984 | if (pExaScr->fallback_flags & EXA_FALLBACK_COPYWINDOW) { |
| 985 | pExaScr->fallback_flags &= ~EXA_FALLBACK_COPYWINDOW; |
| 986 | RegionTranslate(prgnSrc, dx, dy); |
| 987 | ExaCheckCopyWindow(pWin, ptOldOrg, prgnSrc); |
| 988 | } |
| 989 | } |
| 990 | |
| 991 | static Bool |
| 992 | exaFillRegionSolid(DrawablePtr pDrawable, RegionPtr pRegion, Pixel pixel, |
| 993 | CARD32 planemask, CARD32 alu, unsigned int clientClipType) |
| 994 | { |
| 995 | ExaScreenPriv(pDrawable->pScreen); |
| 996 | PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable); |
| 997 | |
| 998 | ExaPixmapPriv(pPixmap); |
| 999 | int xoff, yoff; |
| 1000 | Bool ret = FALSE; |
| 1001 | |
| 1002 | exaGetDrawableDeltas(pDrawable, pPixmap, &xoff, &yoff); |
| 1003 | RegionTranslate(pRegion, xoff, yoff); |
| 1004 | |
| 1005 | if (pExaScr->fallback_counter || pExaPixmap->accel_blocked) |
| 1006 | goto out; |
| 1007 | |
| 1008 | if (pExaScr->do_migration) { |
| 1009 | ExaMigrationRec pixmaps[1]; |
| 1010 | |
| 1011 | pixmaps[0].as_dst = TRUE; |
| 1012 | pixmaps[0].as_src = FALSE; |
| 1013 | pixmaps[0].pPix = pPixmap; |
| 1014 | pixmaps[0].pReg = exaGCReadsDestination(pDrawable, planemask, FillSolid, |
| 1015 | alu, |
| 1016 | clientClipType) ? NULL : |
| 1017 | pRegion; |
| 1018 | |
| 1019 | exaDoMigration(pixmaps, 1, TRUE); |
| 1020 | } |
| 1021 | |
| 1022 | if (exaPixmapHasGpuCopy(pPixmap) && |
| 1023 | (*pExaScr->info->PrepareSolid) (pPixmap, alu, planemask, pixel)) { |
| 1024 | int nbox; |
| 1025 | BoxPtr pBox; |
| 1026 | |
| 1027 | nbox = RegionNumRects(pRegion); |
| 1028 | pBox = RegionRects(pRegion); |
| 1029 | |
| 1030 | while (nbox--) { |
| 1031 | (*pExaScr->info->Solid) (pPixmap, pBox->x1, pBox->y1, pBox->x2, |
| 1032 | pBox->y2); |
| 1033 | pBox++; |
| 1034 | } |
| 1035 | (*pExaScr->info->DoneSolid) (pPixmap); |
| 1036 | exaMarkSync(pDrawable->pScreen); |
| 1037 | |
| 1038 | if (pExaPixmap->pDamage && |
| 1039 | pExaPixmap->sys_ptr && pDrawable->type == DRAWABLE_PIXMAP && |
| 1040 | pDrawable->width == 1 && pDrawable->height == 1 && |
| 1041 | pDrawable->bitsPerPixel != 24) { |
| 1042 | ExaPixmapPriv(pPixmap); |
| 1043 | RegionPtr pending_damage = DamagePendingRegion(pExaPixmap->pDamage); |
| 1044 | |
| 1045 | switch (pDrawable->bitsPerPixel) { |
| 1046 | case 32: |
| 1047 | *(CARD32 *) pExaPixmap->sys_ptr = pixel; |
| 1048 | break; |
| 1049 | case 16: |
| 1050 | *(CARD16 *) pExaPixmap->sys_ptr = pixel; |
| 1051 | break; |
| 1052 | case 8: |
| 1053 | case 4: |
| 1054 | case 1: |
| 1055 | *(CARD8 *) pExaPixmap->sys_ptr = pixel; |
| 1056 | } |
| 1057 | |
| 1058 | RegionUnion(&pExaPixmap->validSys, &pExaPixmap->validSys, pRegion); |
| 1059 | RegionUnion(&pExaPixmap->validFB, &pExaPixmap->validFB, pRegion); |
| 1060 | RegionSubtract(pending_damage, pending_damage, pRegion); |
| 1061 | } |
| 1062 | |
| 1063 | ret = TRUE; |
| 1064 | } |
| 1065 | |
| 1066 | out: |
| 1067 | RegionTranslate(pRegion, -xoff, -yoff); |
| 1068 | |
| 1069 | return ret; |
| 1070 | } |
| 1071 | |
| 1072 | /* Try to do an accelerated tile of the pTile into pRegion of pDrawable. |
| 1073 | * Based on fbFillRegionTiled(), fbTile(). |
| 1074 | */ |
| 1075 | Bool |
| 1076 | exaFillRegionTiled(DrawablePtr pDrawable, RegionPtr pRegion, PixmapPtr pTile, |
| 1077 | DDXPointPtr pPatOrg, CARD32 planemask, CARD32 alu, |
| 1078 | unsigned int clientClipType) |
| 1079 | { |
| 1080 | ExaScreenPriv(pDrawable->pScreen); |
| 1081 | PixmapPtr pPixmap; |
| 1082 | ExaPixmapPrivPtr pExaPixmap; |
| 1083 | ExaPixmapPrivPtr pTileExaPixmap = ExaGetPixmapPriv(pTile); |
| 1084 | int xoff, yoff; |
| 1085 | int tileWidth, tileHeight; |
| 1086 | int nbox = RegionNumRects(pRegion); |
| 1087 | BoxPtr pBox = RegionRects(pRegion); |
| 1088 | Bool ret = FALSE; |
| 1089 | int i; |
| 1090 | |
| 1091 | tileWidth = pTile->drawable.width; |
| 1092 | tileHeight = pTile->drawable.height; |
| 1093 | |
| 1094 | /* If we're filling with a solid color, grab it out and go to |
| 1095 | * FillRegionSolid, saving numerous copies. |
| 1096 | */ |
| 1097 | if (tileWidth == 1 && tileHeight == 1) |
| 1098 | return exaFillRegionSolid(pDrawable, pRegion, |
| 1099 | exaGetPixmapFirstPixel(pTile), planemask, |
| 1100 | alu, clientClipType); |
| 1101 | |
| 1102 | pPixmap = exaGetDrawablePixmap(pDrawable); |
| 1103 | pExaPixmap = ExaGetPixmapPriv(pPixmap); |
| 1104 | |
| 1105 | if (pExaScr->fallback_counter || pExaPixmap->accel_blocked || |
| 1106 | pTileExaPixmap->accel_blocked) |
| 1107 | return FALSE; |
| 1108 | |
| 1109 | if (pExaScr->do_migration) { |
| 1110 | ExaMigrationRec pixmaps[2]; |
| 1111 | |
| 1112 | pixmaps[0].as_dst = TRUE; |
| 1113 | pixmaps[0].as_src = FALSE; |
| 1114 | pixmaps[0].pPix = pPixmap; |
| 1115 | pixmaps[0].pReg = exaGCReadsDestination(pDrawable, planemask, FillTiled, |
| 1116 | alu, |
| 1117 | clientClipType) ? NULL : |
| 1118 | pRegion; |
| 1119 | pixmaps[1].as_dst = FALSE; |
| 1120 | pixmaps[1].as_src = TRUE; |
| 1121 | pixmaps[1].pPix = pTile; |
| 1122 | pixmaps[1].pReg = NULL; |
| 1123 | |
| 1124 | exaDoMigration(pixmaps, 2, TRUE); |
| 1125 | } |
| 1126 | |
| 1127 | pPixmap = exaGetOffscreenPixmap(pDrawable, &xoff, &yoff); |
| 1128 | |
| 1129 | if (!pPixmap || !exaPixmapHasGpuCopy(pTile)) |
| 1130 | return FALSE; |
| 1131 | |
| 1132 | if ((*pExaScr->info->PrepareCopy) (pTile, pPixmap, 1, 1, alu, planemask)) { |
| 1133 | if (xoff || yoff) |
| 1134 | RegionTranslate(pRegion, xoff, yoff); |
| 1135 | |
| 1136 | for (i = 0; i < nbox; i++) { |
| 1137 | int height = pBox[i].y2 - pBox[i].y1; |
| 1138 | int dstY = pBox[i].y1; |
| 1139 | int tileY; |
| 1140 | |
| 1141 | if (alu == GXcopy) |
| 1142 | height = min(height, tileHeight); |
| 1143 | |
| 1144 | modulus(dstY - yoff - pDrawable->y - pPatOrg->y, tileHeight, tileY); |
| 1145 | |
| 1146 | while (height > 0) { |
| 1147 | int width = pBox[i].x2 - pBox[i].x1; |
| 1148 | int dstX = pBox[i].x1; |
| 1149 | int tileX; |
| 1150 | int h = tileHeight - tileY; |
| 1151 | |
| 1152 | if (alu == GXcopy) |
| 1153 | width = min(width, tileWidth); |
| 1154 | |
| 1155 | if (h > height) |
| 1156 | h = height; |
| 1157 | height -= h; |
| 1158 | |
| 1159 | modulus(dstX - xoff - pDrawable->x - pPatOrg->x, tileWidth, |
| 1160 | tileX); |
| 1161 | |
| 1162 | while (width > 0) { |
| 1163 | int w = tileWidth - tileX; |
| 1164 | |
| 1165 | if (w > width) |
| 1166 | w = width; |
| 1167 | width -= w; |
| 1168 | |
| 1169 | (*pExaScr->info->Copy) (pPixmap, tileX, tileY, dstX, dstY, |
| 1170 | w, h); |
| 1171 | dstX += w; |
| 1172 | tileX = 0; |
| 1173 | } |
| 1174 | dstY += h; |
| 1175 | tileY = 0; |
| 1176 | } |
| 1177 | } |
| 1178 | (*pExaScr->info->DoneCopy) (pPixmap); |
| 1179 | |
| 1180 | /* With GXcopy, we only need to do the basic algorithm up to the tile |
| 1181 | * size; then, we can just keep doubling the destination in each |
| 1182 | * direction until it fills the box. This way, the number of copy |
| 1183 | * operations is O(log(rx)) + O(log(ry)) instead of O(rx * ry), where |
| 1184 | * rx/ry is the ratio between box and tile width/height. This can make |
| 1185 | * a big difference if each driver copy incurs a significant constant |
| 1186 | * overhead. |
| 1187 | */ |
| 1188 | if (alu != GXcopy) |
| 1189 | ret = TRUE; |
| 1190 | else { |
| 1191 | Bool more_copy = FALSE; |
| 1192 | |
| 1193 | for (i = 0; i < nbox; i++) { |
| 1194 | int dstX = pBox[i].x1 + tileWidth; |
| 1195 | int dstY = pBox[i].y1 + tileHeight; |
| 1196 | |
| 1197 | if ((dstX < pBox[i].x2) || (dstY < pBox[i].y2)) { |
| 1198 | more_copy = TRUE; |
| 1199 | break; |
| 1200 | } |
| 1201 | } |
| 1202 | |
| 1203 | if (more_copy == FALSE) |
| 1204 | ret = TRUE; |
| 1205 | |
| 1206 | if (more_copy && (*pExaScr->info->PrepareCopy) (pPixmap, pPixmap, |
| 1207 | 1, 1, alu, |
| 1208 | planemask)) { |
| 1209 | for (i = 0; i < nbox; i++) { |
| 1210 | int dstX = pBox[i].x1 + tileWidth; |
| 1211 | int dstY = pBox[i].y1 + tileHeight; |
| 1212 | int width = min(pBox[i].x2 - dstX, tileWidth); |
| 1213 | int height = min(pBox[i].y2 - pBox[i].y1, tileHeight); |
| 1214 | |
| 1215 | while (dstX < pBox[i].x2) { |
| 1216 | (*pExaScr->info->Copy) (pPixmap, pBox[i].x1, pBox[i].y1, |
| 1217 | dstX, pBox[i].y1, width, |
| 1218 | height); |
| 1219 | dstX += width; |
| 1220 | width = min(pBox[i].x2 - dstX, width * 2); |
| 1221 | } |
| 1222 | |
| 1223 | width = pBox[i].x2 - pBox[i].x1; |
| 1224 | height = min(pBox[i].y2 - dstY, tileHeight); |
| 1225 | |
| 1226 | while (dstY < pBox[i].y2) { |
| 1227 | (*pExaScr->info->Copy) (pPixmap, pBox[i].x1, pBox[i].y1, |
| 1228 | pBox[i].x1, dstY, width, |
| 1229 | height); |
| 1230 | dstY += height; |
| 1231 | height = min(pBox[i].y2 - dstY, height * 2); |
| 1232 | } |
| 1233 | } |
| 1234 | |
| 1235 | (*pExaScr->info->DoneCopy) (pPixmap); |
| 1236 | |
| 1237 | ret = TRUE; |
| 1238 | } |
| 1239 | } |
| 1240 | |
| 1241 | exaMarkSync(pDrawable->pScreen); |
| 1242 | |
| 1243 | if (xoff || yoff) |
| 1244 | RegionTranslate(pRegion, -xoff, -yoff); |
| 1245 | } |
| 1246 | |
| 1247 | return ret; |
| 1248 | } |
| 1249 | |
| 1250 | /** |
| 1251 | * Accelerates GetImage for solid ZPixmap downloads from framebuffer memory. |
| 1252 | * |
| 1253 | * This is probably the only case we actually care about. The rest fall through |
| 1254 | * to migration and fbGetImage, which hopefully will result in migration pushing |
| 1255 | * the pixmap out of framebuffer. |
| 1256 | */ |
| 1257 | void |
| 1258 | exaGetImage(DrawablePtr pDrawable, int x, int y, int w, int h, |
| 1259 | unsigned int format, unsigned long planeMask, char *d) |
| 1260 | { |
| 1261 | ExaScreenPriv(pDrawable->pScreen); |
| 1262 | PixmapPtr pPix = exaGetDrawablePixmap(pDrawable); |
| 1263 | |
| 1264 | ExaPixmapPriv(pPix); |
| 1265 | int xoff, yoff; |
| 1266 | Bool ok; |
| 1267 | |
| 1268 | if (pExaScr->fallback_counter || pExaScr->swappedOut) |
| 1269 | goto fallback; |
| 1270 | |
| 1271 | /* If there's a system copy, we want to save the result there */ |
| 1272 | if (pExaPixmap->pDamage) |
| 1273 | goto fallback; |
| 1274 | |
| 1275 | pPix = exaGetOffscreenPixmap(pDrawable, &xoff, &yoff); |
| 1276 | |
| 1277 | if (pPix == NULL || pExaScr->info->DownloadFromScreen == NULL) |
| 1278 | goto fallback; |
| 1279 | |
| 1280 | /* Only cover the ZPixmap, solid copy case. */ |
| 1281 | if (format != ZPixmap || !EXA_PM_IS_SOLID(pDrawable, planeMask)) |
| 1282 | goto fallback; |
| 1283 | |
| 1284 | /* Only try to handle the 8bpp and up cases, since we don't want to think |
| 1285 | * about <8bpp. |
| 1286 | */ |
| 1287 | if (pDrawable->bitsPerPixel < 8) |
| 1288 | goto fallback; |
| 1289 | |
| 1290 | ok = pExaScr->info->DownloadFromScreen(pPix, pDrawable->x + x + xoff, |
| 1291 | pDrawable->y + y + yoff, w, h, d, |
| 1292 | PixmapBytePad(w, pDrawable->depth)); |
| 1293 | if (ok) { |
| 1294 | exaWaitSync(pDrawable->pScreen); |
| 1295 | return; |
| 1296 | } |
| 1297 | |
| 1298 | fallback: |
| 1299 | ExaCheckGetImage(pDrawable, x, y, w, h, format, planeMask, d); |
| 1300 | } |