void ExaCheckCopyNtoN(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC, BoxPtr pbox, int nbox, int dx, int dy, Bool reverse, Bool upsidedown, Pixel bitplane, void *closure) { RegionRec reg; int xoff, yoff; EXA_PRE_FALLBACK_GC(pGC); EXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrc, pDst, exaDrawableLocation(pSrc), exaDrawableLocation(pDst))); if (pExaScr->prepare_access_reg && RegionInitBoxes(®, pbox, nbox)) { PixmapPtr pPixmap = exaGetDrawablePixmap(pSrc); exaGetDrawableDeltas(pSrc, pPixmap, &xoff, &yoff); RegionTranslate(®, xoff + dx, yoff + dy); pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_SRC, ®); RegionUninit(®); } else exaPrepareAccess(pSrc, EXA_PREPARE_SRC); if (pExaScr->prepare_access_reg && !exaGCReadsDestination(pDst, pGC->planemask, pGC->fillStyle, pGC->alu, pGC->clientClipType) && RegionInitBoxes(®, pbox, nbox)) { PixmapPtr pPixmap = exaGetDrawablePixmap(pDst); exaGetDrawableDeltas(pDst, pPixmap, &xoff, &yoff); RegionTranslate(®, xoff, yoff); pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_DEST, ®); RegionUninit(®); } else exaPrepareAccess(pDst, EXA_PREPARE_DEST); /* This will eventually call fbCopyNtoN, with some calculation overhead. */ while (nbox--) { pGC->ops->CopyArea(pSrc, pDst, pGC, pbox->x1 - pSrc->x + dx, pbox->y1 - pSrc->y + dy, pbox->x2 - pbox->x1, pbox->y2 - pbox->y1, pbox->x1 - pDst->x, pbox->y1 - pDst->y); pbox++; } exaFinishAccess(pSrc, EXA_PREPARE_SRC); exaFinishAccess(pDst, EXA_PREPARE_DEST); EXA_POST_FALLBACK_GC(pGC); }
/** * exaFinishAccess() is EXA's wrapper for the driver's FinishAccess() handler. * * It deals with calling the driver's FinishAccess() only if necessary. */ void exaFinishAccess(DrawablePtr pDrawable, int index) { ScreenPtr pScreen = pDrawable->pScreen; ExaScreenPriv (pScreen); PixmapPtr pPixmap; ExaPixmapPrivPtr pExaPixmap; pPixmap = exaGetDrawablePixmap (pDrawable); pExaPixmap = ExaGetPixmapPriv(pPixmap); /* Rehide pixmap pointer if we're doing that. */ if (pExaPixmap != NULL && pExaScr->hideOffscreenPixmapData && pExaPixmap->fb_ptr == pPixmap->devPrivate.ptr) { pPixmap->devPrivate.ptr = pExaPixmap->fb_ptr; } if (pExaScr->info->FinishAccess == NULL) return; if (!exaPixmapIsOffscreen (pPixmap)) return; (*pExaScr->info->FinishAccess) (pPixmap, index); }
static void ExaSrcValidate(DrawablePtr pDrawable, int x, int y, int width, int height) { ScreenPtr pScreen = pDrawable->pScreen; ExaScreenPriv(pScreen); PixmapPtr pPix = exaGetDrawablePixmap (pDrawable); BoxRec box; RegionRec reg; RegionPtr dst; int xoff, yoff; exaGetDrawableDeltas(pDrawable, pPix, &xoff, &yoff); box.x1 = x + xoff; box.y1 = y + yoff; box.x2 = box.x1 + width; box.y2 = box.y1 + height; dst = (pExaScr->srcPix == pPix) ? &pExaScr->srcReg : &pExaScr->maskReg; REGION_INIT(pScreen, ®, &box, 1); REGION_UNION(pScreen, dst, dst, ®); REGION_UNINIT(pScreen, ®); if (pExaScr->SavedSourceValidate) { swap(pExaScr, pScreen, SourceValidate); pScreen->SourceValidate(pDrawable, x, y, width, height); swap(pExaScr, pScreen, SourceValidate); } }
static void ExaFallbackPrepareReg(DrawablePtr pDrawable, GCPtr pGC, int x, int y, int width, int height, int index, Bool checkReads) { ScreenPtr pScreen = pDrawable->pScreen; ExaScreenPriv(pScreen); if (pExaScr->prepare_access_reg && !(checkReads && exaGCReadsDestination(pDrawable, pGC->planemask, pGC->fillStyle, pGC->alu, pGC->clientClipType))) { BoxRec box; RegionRec reg; int xoff, yoff; PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable); exaGetDrawableDeltas(pDrawable, pPixmap, &xoff, &yoff); box.x1 = pDrawable->x + x + xoff; box.y1 = pDrawable->y + y + yoff; box.x2 = box.x1 + width; box.y2 = box.y1 + height; RegionInit(®, &box, 1); pExaScr->prepare_access_reg(pPixmap, index, ®); RegionUninit(®); } else exaPrepareAccess(pDrawable, index); }
/** * exaPrepareAccess() is EXA's wrapper for the driver's PrepareAccess() handler. * * It deals with waiting for synchronization with the card, determining if * PrepareAccess() is necessary, and working around PrepareAccess() failure. */ void exaPrepareAccess(DrawablePtr pDrawable, int index) { ScreenPtr pScreen = pDrawable->pScreen; ExaScreenPriv (pScreen); PixmapPtr pPixmap; pPixmap = exaGetDrawablePixmap (pDrawable); if (exaPixmapIsOffscreen (pPixmap)) exaWaitSync (pDrawable->pScreen); else return; /* Unhide pixmap pointer */ if (pPixmap->devPrivate.ptr == NULL) { ExaPixmapPriv (pPixmap); pPixmap->devPrivate.ptr = pExaPixmap->fb_ptr; } if (pExaScr->info->PrepareAccess == NULL) return; if (!(*pExaScr->info->PrepareAccess) (pPixmap, index)) { ExaPixmapPriv (pPixmap); if (pExaPixmap->score != EXA_PIXMAP_SCORE_PINNED) FatalError("Driver failed PrepareAccess on a pinned pixmap\n"); exaMoveOutPixmap (pPixmap); } }
/** * Returns the pixmap which backs a drawable, and the offsets to add to * coordinates to make them address the same bits in the backing drawable. */ PixmapPtr exaGetOffscreenPixmap (DrawablePtr pDrawable, int *xp, int *yp) { PixmapPtr pPixmap = exaGetDrawablePixmap (pDrawable); exaGetDrawableDeltas (pDrawable, pPixmap, xp, yp); if (exaPixmapIsOffscreen (pPixmap)) return pPixmap; else return NULL; }
/** * Accelerates GetImage for solid ZPixmap downloads from framebuffer memory. * * This is probably the only case we actually care about. The rest fall through * to migration and fbGetImage, which hopefully will result in migration pushing * the pixmap out of framebuffer. */ void exaGetImage(DrawablePtr pDrawable, int x, int y, int w, int h, unsigned int format, unsigned long planeMask, char *d) { ExaScreenPriv(pDrawable->pScreen); PixmapPtr pPix = exaGetDrawablePixmap(pDrawable); ExaPixmapPriv(pPix); int xoff, yoff; Bool ok; if (pExaScr->fallback_counter || pExaScr->swappedOut) goto fallback; /* If there's a system copy, we want to save the result there */ if (pExaPixmap->pDamage) goto fallback; pPix = exaGetOffscreenPixmap(pDrawable, &xoff, &yoff); if (pPix == NULL || pExaScr->info->DownloadFromScreen == NULL) goto fallback; /* Only cover the ZPixmap, solid copy case. */ if (format != ZPixmap || !EXA_PM_IS_SOLID(pDrawable, planeMask)) goto fallback; /* Only try to handle the 8bpp and up cases, since we don't want to think * about <8bpp. */ if (pDrawable->bitsPerPixel < 8) goto fallback; ok = pExaScr->info->DownloadFromScreen(pPix, pDrawable->x + x + xoff, pDrawable->y + y + yoff, w, h, d, PixmapBytePad(w, pDrawable->depth)); if (ok) { exaWaitSync(pDrawable->pScreen); return; } fallback: ExaCheckGetImage(pDrawable, x, y, w, h, format, planeMask, d); }
void ExaCheckPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y, int w, int h, int leftPad, int format, char *bits) { PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable); ExaPixmapPriv(pPixmap); EXA_PRE_FALLBACK_GC(pGC); EXA_FALLBACK(("to %p (%c)\n", pDrawable, exaDrawableLocation(pDrawable))); if (!pExaScr->prepare_access_reg || !pExaPixmap->pDamage || exaGCReadsDestination(pDrawable, pGC->planemask, pGC->fillStyle, pGC->alu, pGC->clientClipType)) exaPrepareAccess (pDrawable, EXA_PREPARE_DEST); else pExaScr->prepare_access_reg(pPixmap, EXA_PREPARE_DEST, DamagePendingRegion(pExaPixmap->pDamage)); pGC->ops->PutImage (pDrawable, pGC, depth, x, y, w, h, leftPad, format, bits); exaFinishAccess (pDrawable, EXA_PREPARE_DEST); EXA_POST_FALLBACK_GC(pGC); }
static void ExaSrcValidate(DrawablePtr pDrawable, int x, int y, int width, int height, unsigned int subWindowMode) { ScreenPtr pScreen = pDrawable->pScreen; ExaScreenPriv(pScreen); PixmapPtr pPix = exaGetDrawablePixmap(pDrawable); BoxRec box; RegionRec reg; RegionPtr dst; int xoff, yoff; if (pExaScr->srcPix == pPix) dst = &pExaScr->srcReg; else if (pExaScr->maskPix == pPix) dst = &pExaScr->maskReg; else return; exaGetDrawableDeltas(pDrawable, pPix, &xoff, &yoff); box.x1 = x + xoff; box.y1 = y + yoff; box.x2 = box.x1 + width; box.y2 = box.y1 + height; RegionInit(®, &box, 1); RegionUnion(dst, dst, ®); RegionUninit(®); if (pExaScr->SavedSourceValidate) { swap(pExaScr, pScreen, SourceValidate); pScreen->SourceValidate(pDrawable, x, y, width, height, subWindowMode); swap(pExaScr, pScreen, SourceValidate); } }
/** * exaDrawableIsOffscreen() is a convenience wrapper for exaPixmapIsOffscreen(). */ Bool exaDrawableIsOffscreen (DrawablePtr pDrawable) { return exaPixmapIsOffscreen (exaGetDrawablePixmap (pDrawable)); }
static Bool exaFillRegionSolid(DrawablePtr pDrawable, RegionPtr pRegion, Pixel pixel, CARD32 planemask, CARD32 alu, Bool hasClientClip) { ExaScreenPriv(pDrawable->pScreen); PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable); ExaPixmapPriv(pPixmap); int xoff, yoff; Bool ret = FALSE; exaGetDrawableDeltas(pDrawable, pPixmap, &xoff, &yoff); RegionTranslate(pRegion, xoff, yoff); if (pExaScr->fallback_counter || pExaPixmap->accel_blocked) goto out; if (pExaScr->do_migration) { ExaMigrationRec pixmaps[1]; pixmaps[0].as_dst = TRUE; pixmaps[0].as_src = FALSE; pixmaps[0].pPix = pPixmap; pixmaps[0].pReg = exaGCReadsDestination(pDrawable, planemask, FillSolid, alu, hasClientClip) ? NULL : pRegion; exaDoMigration(pixmaps, 1, TRUE); } if (exaPixmapHasGpuCopy(pPixmap) && (*pExaScr->info->PrepareSolid) (pPixmap, alu, planemask, pixel)) { int nbox; BoxPtr pBox; nbox = RegionNumRects(pRegion); pBox = RegionRects(pRegion); while (nbox--) { (*pExaScr->info->Solid) (pPixmap, pBox->x1, pBox->y1, pBox->x2, pBox->y2); pBox++; } (*pExaScr->info->DoneSolid) (pPixmap); exaMarkSync(pDrawable->pScreen); if (pExaPixmap->pDamage && pExaPixmap->sys_ptr && pDrawable->type == DRAWABLE_PIXMAP && pDrawable->width == 1 && pDrawable->height == 1 && pDrawable->bitsPerPixel != 24) { RegionPtr pending_damage = DamagePendingRegion(pExaPixmap->pDamage); switch (pDrawable->bitsPerPixel) { case 32: *(CARD32 *) pExaPixmap->sys_ptr = pixel; break; case 16: *(CARD16 *) pExaPixmap->sys_ptr = pixel; break; case 8: case 4: case 1: *(CARD8 *) pExaPixmap->sys_ptr = pixel; } RegionUnion(&pExaPixmap->validSys, &pExaPixmap->validSys, pRegion); RegionUnion(&pExaPixmap->validFB, &pExaPixmap->validFB, pRegion); RegionSubtract(pending_damage, pending_damage, pRegion); } ret = TRUE; } out: RegionTranslate(pRegion, -xoff, -yoff); return ret; }
static void exaPolyFillRect(DrawablePtr pDrawable, GCPtr pGC, int nrect, xRectangle *prect) { ExaScreenPriv(pDrawable->pScreen); RegionPtr pClip = fbGetCompositeClip(pGC); PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable); ExaPixmapPriv(pPixmap); register BoxPtr pbox; BoxPtr pextent; int extentX1, extentX2, extentY1, extentY2; int fullX1, fullX2, fullY1, fullY2; int partX1, partX2, partY1, partY2; int xoff, yoff; int xorg, yorg; int n; RegionPtr pReg = RegionFromRects(nrect, prect, CT_UNSORTED); /* Compute intersection of rects and clip region */ RegionTranslate(pReg, pDrawable->x, pDrawable->y); RegionIntersect(pReg, pClip, pReg); if (!RegionNumRects(pReg)) { goto out; } exaGetDrawableDeltas(pDrawable, pPixmap, &xoff, &yoff); if (pExaScr->fallback_counter || pExaScr->swappedOut || pExaPixmap->accel_blocked) { goto fallback; } /* For ROPs where overlaps don't matter, convert rectangles to region and * call exaFillRegion{Solid,Tiled}. */ if ((pGC->fillStyle == FillSolid || pGC->fillStyle == FillTiled) && (nrect == 1 || pGC->alu == GXcopy || pGC->alu == GXclear || pGC->alu == GXnoop || pGC->alu == GXcopyInverted || pGC->alu == GXset)) { if (((pGC->fillStyle == FillSolid || pGC->tileIsPixel) && exaFillRegionSolid(pDrawable, pReg, pGC->fillStyle == FillSolid ? pGC->fgPixel : pGC->tile.pixel, pGC->planemask, pGC->alu, pGC->clientClip != NULL)) || (pGC->fillStyle == FillTiled && !pGC->tileIsPixel && exaFillRegionTiled(pDrawable, pReg, pGC->tile.pixmap, &pGC->patOrg, pGC->planemask, pGC->alu, pGC->clientClip != NULL))) { goto out; } } if (pGC->fillStyle != FillSolid && !(pGC->tileIsPixel && pGC->fillStyle == FillTiled)) { goto fallback; } if (pExaScr->do_migration) { ExaMigrationRec pixmaps[1]; pixmaps[0].as_dst = TRUE; pixmaps[0].as_src = FALSE; pixmaps[0].pPix = pPixmap; pixmaps[0].pReg = NULL; exaDoMigration(pixmaps, 1, TRUE); } if (!exaPixmapHasGpuCopy(pPixmap) || !(*pExaScr->info->PrepareSolid) (pPixmap, pGC->alu, pGC->planemask, pGC->fgPixel)) { fallback: ExaCheckPolyFillRect(pDrawable, pGC, nrect, prect); goto out; } xorg = pDrawable->x; yorg = pDrawable->y; pextent = RegionExtents(pClip); extentX1 = pextent->x1; extentY1 = pextent->y1; extentX2 = pextent->x2; extentY2 = pextent->y2; while (nrect--) { fullX1 = prect->x + xorg; fullY1 = prect->y + yorg; fullX2 = fullX1 + (int) prect->width; fullY2 = fullY1 + (int) prect->height; prect++; if (fullX1 < extentX1) fullX1 = extentX1; if (fullY1 < extentY1) fullY1 = extentY1; if (fullX2 > extentX2) fullX2 = extentX2; if (fullY2 > extentY2) fullY2 = extentY2; if ((fullX1 >= fullX2) || (fullY1 >= fullY2)) continue; n = RegionNumRects(pClip); if (n == 1) { (*pExaScr->info->Solid) (pPixmap, fullX1 + xoff, fullY1 + yoff, fullX2 + xoff, fullY2 + yoff); } else { pbox = RegionRects(pClip); /* * clip the rectangle to each box in the clip region * this is logically equivalent to calling Intersect(), * but rectangles may overlap each other here. */ while (n--) { partX1 = pbox->x1; if (partX1 < fullX1) partX1 = fullX1; partY1 = pbox->y1; if (partY1 < fullY1) partY1 = fullY1; partX2 = pbox->x2; if (partX2 > fullX2) partX2 = fullX2; partY2 = pbox->y2; if (partY2 > fullY2) partY2 = fullY2; pbox++; if (partX1 < partX2 && partY1 < partY2) { (*pExaScr->info->Solid) (pPixmap, partX1 + xoff, partY1 + yoff, partX2 + xoff, partY2 + yoff); } } } } (*pExaScr->info->DoneSolid) (pPixmap); exaMarkSync(pDrawable->pScreen); out: RegionUninit(pReg); RegionDestroy(pReg); }
static void exaFillSpans(DrawablePtr pDrawable, GCPtr pGC, int n, DDXPointPtr ppt, int *pwidth, int fSorted) { ScreenPtr pScreen = pDrawable->pScreen; ExaScreenPriv(pScreen); RegionPtr pClip = fbGetCompositeClip(pGC); PixmapPtr pPixmap = exaGetDrawablePixmap(pDrawable); ExaPixmapPriv(pPixmap); BoxPtr pextent, pbox; int nbox; int extentX1, extentX2, extentY1, extentY2; int fullX1, fullX2, fullY1; int partX1, partX2; int off_x, off_y; if (pExaScr->fallback_counter || pExaScr->swappedOut || pGC->fillStyle != FillSolid || pExaPixmap->accel_blocked) { ExaCheckFillSpans(pDrawable, pGC, n, ppt, pwidth, fSorted); return; } if (pExaScr->do_migration) { ExaMigrationRec pixmaps[1]; pixmaps[0].as_dst = TRUE; pixmaps[0].as_src = FALSE; pixmaps[0].pPix = pPixmap; pixmaps[0].pReg = NULL; exaDoMigration(pixmaps, 1, TRUE); } if (!(pPixmap = exaGetOffscreenPixmap(pDrawable, &off_x, &off_y)) || !(*pExaScr->info->PrepareSolid) (pPixmap, pGC->alu, pGC->planemask, pGC->fgPixel)) { ExaCheckFillSpans(pDrawable, pGC, n, ppt, pwidth, fSorted); return; } pextent = RegionExtents(pClip); extentX1 = pextent->x1; extentY1 = pextent->y1; extentX2 = pextent->x2; extentY2 = pextent->y2; while (n--) { fullX1 = ppt->x; fullY1 = ppt->y; fullX2 = fullX1 + (int) *pwidth; ppt++; pwidth++; if (fullY1 < extentY1 || extentY2 <= fullY1) continue; if (fullX1 < extentX1) fullX1 = extentX1; if (fullX2 > extentX2) fullX2 = extentX2; if (fullX1 >= fullX2) continue; nbox = RegionNumRects(pClip); if (nbox == 1) { (*pExaScr->info->Solid) (pPixmap, fullX1 + off_x, fullY1 + off_y, fullX2 + off_x, fullY1 + 1 + off_y); } else { pbox = RegionRects(pClip); while (nbox--) { if (pbox->y1 <= fullY1 && fullY1 < pbox->y2) { partX1 = pbox->x1; if (partX1 < fullX1) partX1 = fullX1; partX2 = pbox->x2; if (partX2 > fullX2) partX2 = fullX2; if (partX2 > partX1) { (*pExaScr->info->Solid) (pPixmap, partX1 + off_x, fullY1 + off_y, partX2 + off_x, fullY1 + 1 + off_y); } } pbox++; } } } (*pExaScr->info->DoneSolid) (pPixmap); exaMarkSync(pScreen); }
Bool exaHWCopyNtoN(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, GCPtr pGC, BoxPtr pbox, int nbox, int dx, int dy, Bool reverse, Bool upsidedown) { ExaScreenPriv(pDstDrawable->pScreen); PixmapPtr pSrcPixmap, pDstPixmap; ExaPixmapPrivPtr pSrcExaPixmap, pDstExaPixmap; int src_off_x, src_off_y; int dst_off_x, dst_off_y; RegionPtr srcregion = NULL, dstregion = NULL; xRectangle *rects; Bool ret = TRUE; /* avoid doing copy operations if no boxes */ if (nbox == 0) return TRUE; pSrcPixmap = exaGetDrawablePixmap(pSrcDrawable); pDstPixmap = exaGetDrawablePixmap(pDstDrawable); exaGetDrawableDeltas(pSrcDrawable, pSrcPixmap, &src_off_x, &src_off_y); exaGetDrawableDeltas(pDstDrawable, pDstPixmap, &dst_off_x, &dst_off_y); rects = malloc(nbox * sizeof(xRectangle)); if (rects) { int i; int ordering; for (i = 0; i < nbox; i++) { rects[i].x = pbox[i].x1 + dx + src_off_x; rects[i].y = pbox[i].y1 + dy + src_off_y; rects[i].width = pbox[i].x2 - pbox[i].x1; rects[i].height = pbox[i].y2 - pbox[i].y1; } /* This must match the RegionCopy() logic for reversing rect order */ if (nbox == 1 || (dx > 0 && dy > 0) || (pDstDrawable != pSrcDrawable && (pDstDrawable->type != DRAWABLE_WINDOW || pSrcDrawable->type != DRAWABLE_WINDOW))) ordering = CT_YXBANDED; else ordering = CT_UNSORTED; srcregion = RegionFromRects(nbox, rects, ordering); free(rects); if (!pGC || !exaGCReadsDestination(pDstDrawable, pGC->planemask, pGC->fillStyle, pGC->alu, pGC->clientClip != NULL)) { dstregion = RegionCreate(NullBox, 0); RegionCopy(dstregion, srcregion); RegionTranslate(dstregion, dst_off_x - dx - src_off_x, dst_off_y - dy - src_off_y); } } pSrcExaPixmap = ExaGetPixmapPriv(pSrcPixmap); pDstExaPixmap = ExaGetPixmapPriv(pDstPixmap); /* Check whether the accelerator can use this pixmap. * If the pitch of the pixmaps is out of range, there's nothing * we can do but fall back to software rendering. */ if (pSrcExaPixmap->accel_blocked & EXA_RANGE_PITCH || pDstExaPixmap->accel_blocked & EXA_RANGE_PITCH) goto fallback; /* If the width or the height of either of the pixmaps * is out of range, check whether the boxes are actually out of the * addressable range as well. If they aren't, we can still do * the copying in hardware. */ if (pSrcExaPixmap->accel_blocked || pDstExaPixmap->accel_blocked) { int i; for (i = 0; i < nbox; i++) { /* src */ if ((pbox[i].x2 + dx + src_off_x) >= pExaScr->info->maxX || (pbox[i].y2 + dy + src_off_y) >= pExaScr->info->maxY) goto fallback; /* dst */ if ((pbox[i].x2 + dst_off_x) >= pExaScr->info->maxX || (pbox[i].y2 + dst_off_y) >= pExaScr->info->maxY) goto fallback; } } if (pExaScr->do_migration) { ExaMigrationRec pixmaps[2]; pixmaps[0].as_dst = TRUE; pixmaps[0].as_src = FALSE; pixmaps[0].pPix = pDstPixmap; pixmaps[0].pReg = dstregion; pixmaps[1].as_dst = FALSE; pixmaps[1].as_src = TRUE; pixmaps[1].pPix = pSrcPixmap; pixmaps[1].pReg = srcregion; exaDoMigration(pixmaps, 2, TRUE); } /* Mixed directions must be handled specially if the card is lame */ if ((pExaScr->info->flags & EXA_TWO_BITBLT_DIRECTIONS) && reverse != upsidedown) { if (exaCopyNtoNTwoDir(pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy)) goto out; goto fallback; } if (exaPixmapHasGpuCopy(pDstPixmap)) { /* Normal blitting. */ if (exaPixmapHasGpuCopy(pSrcPixmap)) { if (!(*pExaScr->info->PrepareCopy) (pSrcPixmap, pDstPixmap, reverse ? -1 : 1, upsidedown ? -1 : 1, pGC ? pGC->alu : GXcopy, pGC ? pGC->planemask : FB_ALLONES)) { goto fallback; } while (nbox--) { (*pExaScr->info->Copy) (pDstPixmap, pbox->x1 + dx + src_off_x, pbox->y1 + dy + src_off_y, pbox->x1 + dst_off_x, pbox->y1 + dst_off_y, pbox->x2 - pbox->x1, pbox->y2 - pbox->y1); pbox++; } (*pExaScr->info->DoneCopy) (pDstPixmap); exaMarkSync(pDstDrawable->pScreen); /* UTS: mainly for SHM PutImage's secondary path. * * Only taking this path for directly accessible pixmaps. */ } else if (!pDstExaPixmap->pDamage && pSrcExaPixmap->sys_ptr) { int bpp = pSrcDrawable->bitsPerPixel; int src_stride = exaGetPixmapPitch(pSrcPixmap); CARD8 *src = NULL; if (!pExaScr->info->UploadToScreen) goto fallback; if (pSrcDrawable->bitsPerPixel != pDstDrawable->bitsPerPixel) goto fallback; if (pSrcDrawable->bitsPerPixel < 8) goto fallback; if (pGC && !(pGC->alu == GXcopy && EXA_PM_IS_SOLID(pSrcDrawable, pGC->planemask))) goto fallback; while (nbox--) { src = pSrcExaPixmap->sys_ptr + (pbox->y1 + dy + src_off_y) * src_stride + (pbox->x1 + dx + src_off_x) * (bpp / 8); if (!pExaScr->info-> UploadToScreen(pDstPixmap, pbox->x1 + dst_off_x, pbox->y1 + dst_off_y, pbox->x2 - pbox->x1, pbox->y2 - pbox->y1, (char *) src, src_stride)) goto fallback; pbox++; } } else goto fallback; } else goto fallback; goto out; fallback: ret = FALSE; out: if (dstregion) { RegionUninit(dstregion); RegionDestroy(dstregion); } if (srcregion) { RegionUninit(srcregion); RegionDestroy(srcregion); } return ret; }
static Bool exaDoPutImage(DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y, int w, int h, int format, char *bits, int src_stride) { ExaScreenPriv(pDrawable->pScreen); PixmapPtr pPix = exaGetDrawablePixmap(pDrawable); ExaPixmapPriv(pPix); RegionPtr pClip; BoxPtr pbox; int nbox; int xoff, yoff; int bpp = pDrawable->bitsPerPixel; Bool ret = TRUE; if (pExaScr->fallback_counter || pExaPixmap->accel_blocked || !pExaScr->info->UploadToScreen) return FALSE; /* If there's a system copy, we want to save the result there */ if (pExaPixmap->pDamage) return FALSE; /* Don't bother with under 8bpp, XYPixmaps. */ if (format != ZPixmap || bpp < 8) return FALSE; /* Only accelerate copies: no rop or planemask. */ if (!EXA_PM_IS_SOLID(pDrawable, pGC->planemask) || pGC->alu != GXcopy) return FALSE; if (pExaScr->swappedOut) return FALSE; if (pExaScr->do_migration) { ExaMigrationRec pixmaps[1]; pixmaps[0].as_dst = TRUE; pixmaps[0].as_src = FALSE; pixmaps[0].pPix = pPix; pixmaps[0].pReg = DamagePendingRegion(pExaPixmap->pDamage); exaDoMigration(pixmaps, 1, TRUE); } pPix = exaGetOffscreenPixmap(pDrawable, &xoff, &yoff); if (!pPix) return FALSE; x += pDrawable->x; y += pDrawable->y; pClip = fbGetCompositeClip(pGC); for (nbox = RegionNumRects(pClip), pbox = RegionRects(pClip); nbox--; pbox++) { int x1 = x; int y1 = y; int x2 = x + w; int y2 = y + h; char *src; Bool ok; if (x1 < pbox->x1) x1 = pbox->x1; if (y1 < pbox->y1) y1 = pbox->y1; if (x2 > pbox->x2) x2 = pbox->x2; if (y2 > pbox->y2) y2 = pbox->y2; if (x1 >= x2 || y1 >= y2) continue; src = bits + (y1 - y) * src_stride + (x1 - x) * (bpp / 8); ok = pExaScr->info->UploadToScreen(pPix, x1 + xoff, y1 + yoff, x2 - x1, y2 - y1, src, src_stride); /* We have to fall back completely, and ignore what has already been completed. * Messing with the fb layer directly like we used to is completely unacceptable. */ if (!ok) { ret = FALSE; break; } } if (ret) exaMarkSync(pDrawable->pScreen); return ret; }
/* Try to do an accelerated tile of the pTile into pRegion of pDrawable. * Based on fbFillRegionTiled(), fbTile(). */ Bool exaFillRegionTiled(DrawablePtr pDrawable, RegionPtr pRegion, PixmapPtr pTile, DDXPointPtr pPatOrg, CARD32 planemask, CARD32 alu, Bool hasClientClip) { ExaScreenPriv(pDrawable->pScreen); PixmapPtr pPixmap; ExaPixmapPrivPtr pExaPixmap; ExaPixmapPrivPtr pTileExaPixmap = ExaGetPixmapPriv(pTile); int xoff, yoff; int tileWidth, tileHeight; int nbox = RegionNumRects(pRegion); BoxPtr pBox = RegionRects(pRegion); Bool ret = FALSE; int i; tileWidth = pTile->drawable.width; tileHeight = pTile->drawable.height; /* If we're filling with a solid color, grab it out and go to * FillRegionSolid, saving numerous copies. */ if (tileWidth == 1 && tileHeight == 1) return exaFillRegionSolid(pDrawable, pRegion, exaGetPixmapFirstPixel(pTile), planemask, alu, hasClientClip); pPixmap = exaGetDrawablePixmap(pDrawable); pExaPixmap = ExaGetPixmapPriv(pPixmap); if (pExaScr->fallback_counter || pExaPixmap->accel_blocked || pTileExaPixmap->accel_blocked) return FALSE; if (pExaScr->do_migration) { ExaMigrationRec pixmaps[2]; pixmaps[0].as_dst = TRUE; pixmaps[0].as_src = FALSE; pixmaps[0].pPix = pPixmap; pixmaps[0].pReg = exaGCReadsDestination(pDrawable, planemask, FillTiled, alu, hasClientClip) ? NULL : pRegion; pixmaps[1].as_dst = FALSE; pixmaps[1].as_src = TRUE; pixmaps[1].pPix = pTile; pixmaps[1].pReg = NULL; exaDoMigration(pixmaps, 2, TRUE); } pPixmap = exaGetOffscreenPixmap(pDrawable, &xoff, &yoff); if (!pPixmap || !exaPixmapHasGpuCopy(pTile)) return FALSE; if ((*pExaScr->info->PrepareCopy) (pTile, pPixmap, 1, 1, alu, planemask)) { if (xoff || yoff) RegionTranslate(pRegion, xoff, yoff); for (i = 0; i < nbox; i++) { int height = pBox[i].y2 - pBox[i].y1; int dstY = pBox[i].y1; int tileY; if (alu == GXcopy) height = min(height, tileHeight); modulus(dstY - yoff - pDrawable->y - pPatOrg->y, tileHeight, tileY); while (height > 0) { int width = pBox[i].x2 - pBox[i].x1; int dstX = pBox[i].x1; int tileX; int h = tileHeight - tileY; if (alu == GXcopy) width = min(width, tileWidth); if (h > height) h = height; height -= h; modulus(dstX - xoff - pDrawable->x - pPatOrg->x, tileWidth, tileX); while (width > 0) { int w = tileWidth - tileX; if (w > width) w = width; width -= w; (*pExaScr->info->Copy) (pPixmap, tileX, tileY, dstX, dstY, w, h); dstX += w; tileX = 0; } dstY += h; tileY = 0; } } (*pExaScr->info->DoneCopy) (pPixmap); /* With GXcopy, we only need to do the basic algorithm up to the tile * size; then, we can just keep doubling the destination in each * direction until it fills the box. This way, the number of copy * operations is O(log(rx)) + O(log(ry)) instead of O(rx * ry), where * rx/ry is the ratio between box and tile width/height. This can make * a big difference if each driver copy incurs a significant constant * overhead. */ if (alu != GXcopy) ret = TRUE; else { Bool more_copy = FALSE; for (i = 0; i < nbox; i++) { int dstX = pBox[i].x1 + tileWidth; int dstY = pBox[i].y1 + tileHeight; if ((dstX < pBox[i].x2) || (dstY < pBox[i].y2)) { more_copy = TRUE; break; } } if (more_copy == FALSE) ret = TRUE; if (more_copy && (*pExaScr->info->PrepareCopy) (pPixmap, pPixmap, 1, 1, alu, planemask)) { for (i = 0; i < nbox; i++) { int dstX = pBox[i].x1 + tileWidth; int dstY = pBox[i].y1 + tileHeight; int width = min(pBox[i].x2 - dstX, tileWidth); int height = min(pBox[i].y2 - pBox[i].y1, tileHeight); while (dstX < pBox[i].x2) { (*pExaScr->info->Copy) (pPixmap, pBox[i].x1, pBox[i].y1, dstX, pBox[i].y1, width, height); dstX += width; width = min(pBox[i].x2 - dstX, width * 2); } width = pBox[i].x2 - pBox[i].x1; height = min(pBox[i].y2 - dstY, tileHeight); while (dstY < pBox[i].y2) { (*pExaScr->info->Copy) (pPixmap, pBox[i].x1, pBox[i].y1, pBox[i].x1, dstY, width, height); dstY += height; height = min(pBox[i].y2 - dstY, height * 2); } } (*pExaScr->info->DoneCopy) (pPixmap); ret = TRUE; } } exaMarkSync(pDrawable->pScreen); if (xoff || yoff) RegionTranslate(pRegion, -xoff, -yoff); } return ret; }
static Bool ExaPrepareCompositeReg(ScreenPtr pScreen, CARD8 op, PicturePtr pSrc, PicturePtr pMask, PicturePtr pDst, INT16 xSrc, INT16 ySrc, INT16 xMask, INT16 yMask, INT16 xDst, INT16 yDst, CARD16 width, CARD16 height) { RegionRec region; RegionPtr dstReg = NULL; RegionPtr srcReg = NULL; RegionPtr maskReg = NULL; PixmapPtr pSrcPix = NULL; PixmapPtr pMaskPix = NULL; PixmapPtr pDstPix; ExaScreenPriv(pScreen); Bool ret; RegionNull(®ion); if (pSrc->pDrawable) { pSrcPix = exaGetDrawablePixmap(pSrc->pDrawable); RegionNull(&pExaScr->srcReg); srcReg = &pExaScr->srcReg; pExaScr->srcPix = pSrcPix; if (pSrc != pDst) RegionTranslate(pSrc->pCompositeClip, -pSrc->pDrawable->x, -pSrc->pDrawable->y); } else pExaScr->srcPix = NULL; if (pMask && pMask->pDrawable) { pMaskPix = exaGetDrawablePixmap(pMask->pDrawable); RegionNull(&pExaScr->maskReg); maskReg = &pExaScr->maskReg; pExaScr->maskPix = pMaskPix; if (pMask != pDst && pMask != pSrc) RegionTranslate(pMask->pCompositeClip, -pMask->pDrawable->x, -pMask->pDrawable->y); } else pExaScr->maskPix = NULL; RegionTranslate(pDst->pCompositeClip, -pDst->pDrawable->x, -pDst->pDrawable->y); pExaScr->SavedSourceValidate = ExaSrcValidate; swap(pExaScr, pScreen, SourceValidate); ret = miComputeCompositeRegion(®ion, pSrc, pMask, pDst, xSrc, ySrc, xMask, yMask, xDst, yDst, width, height); swap(pExaScr, pScreen, SourceValidate); RegionTranslate(pDst->pCompositeClip, pDst->pDrawable->x, pDst->pDrawable->y); if (pSrc->pDrawable && pSrc != pDst) RegionTranslate(pSrc->pCompositeClip, pSrc->pDrawable->x, pSrc->pDrawable->y); if (pMask && pMask->pDrawable && pMask != pDst && pMask != pSrc) RegionTranslate(pMask->pCompositeClip, pMask->pDrawable->x, pMask->pDrawable->y); if (!ret) { if (srcReg) RegionUninit(srcReg); if (maskReg) RegionUninit(maskReg); return FALSE; } /** * Don't limit alphamaps readbacks for now until we've figured out how that * should be done. */ if (pSrc->alphaMap && pSrc->alphaMap->pDrawable) pExaScr-> prepare_access_reg(exaGetDrawablePixmap(pSrc->alphaMap->pDrawable), EXA_PREPARE_AUX_SRC, NULL); if (pMask && pMask->alphaMap && pMask->alphaMap->pDrawable) pExaScr-> prepare_access_reg(exaGetDrawablePixmap(pMask->alphaMap->pDrawable), EXA_PREPARE_AUX_MASK, NULL); if (pSrcPix) pExaScr->prepare_access_reg(pSrcPix, EXA_PREPARE_SRC, srcReg); if (pMaskPix) pExaScr->prepare_access_reg(pMaskPix, EXA_PREPARE_MASK, maskReg); if (srcReg) RegionUninit(srcReg); if (maskReg) RegionUninit(maskReg); pDstPix = exaGetDrawablePixmap(pDst->pDrawable); if (!exaOpReadsDestination(op)) { int xoff; int yoff; exaGetDrawableDeltas(pDst->pDrawable, pDstPix, &xoff, &yoff); RegionTranslate(®ion, pDst->pDrawable->x + xoff, pDst->pDrawable->y + yoff); dstReg = ®ion; } if (pDst->alphaMap && pDst->alphaMap->pDrawable) pExaScr-> prepare_access_reg(exaGetDrawablePixmap(pDst->alphaMap->pDrawable), EXA_PREPARE_AUX_DEST, dstReg); pExaScr->prepare_access_reg(pDstPix, EXA_PREPARE_DEST, dstReg); RegionUninit(®ion); return TRUE; }
/** * Accelerates GetImage for solid ZPixmap downloads from framebuffer memory. * * This is probably the only case we actually care about. The rest fall through * to migration and fbGetImage, which hopefully will result in migration pushing * the pixmap out of framebuffer. */ void exaGetImage (DrawablePtr pDrawable, int x, int y, int w, int h, unsigned int format, unsigned long planeMask, char *d) { ExaScreenPriv (pDrawable->pScreen); PixmapPtr pPix = exaGetDrawablePixmap (pDrawable); int xoff, yoff; Bool ok; if (pExaScr->fallback_counter || pExaScr->swappedOut) goto fallback; exaGetDrawableDeltas (pDrawable, pPix, &xoff, &yoff); if (pExaScr->do_migration) { BoxRec Box; RegionRec Reg; ExaMigrationRec pixmaps[1]; Box.x1 = pDrawable->y + x + xoff; Box.y1 = pDrawable->y + y + yoff; Box.x2 = Box.x1 + w; Box.y2 = Box.y1 + h; REGION_INIT(pScreen, &Reg, &Box, 1); pixmaps[0].as_dst = FALSE; pixmaps[0].as_src = TRUE; pixmaps[0].pPix = pPix; pixmaps[0].pReg = &Reg; exaDoMigration(pixmaps, 1, FALSE); REGION_UNINIT(pScreen, &Reg); } pPix = exaGetOffscreenPixmap (pDrawable, &xoff, &yoff); if (pPix == NULL || pExaScr->info->DownloadFromScreen == NULL) goto fallback; /* Only cover the ZPixmap, solid copy case. */ if (format != ZPixmap || !EXA_PM_IS_SOLID(pDrawable, planeMask)) goto fallback; /* Only try to handle the 8bpp and up cases, since we don't want to think * about <8bpp. */ if (pDrawable->bitsPerPixel < 8) goto fallback; ok = pExaScr->info->DownloadFromScreen(pPix, pDrawable->x + x + xoff, pDrawable->y + y + yoff, w, h, d, PixmapBytePad(w, pDrawable->depth)); if (ok) { exaWaitSync(pDrawable->pScreen); return; } fallback: ExaCheckGetImage(pDrawable, x, y, w, h, format, planeMask, d); }
static Bool exaFillRegionSolid (DrawablePtr pDrawable, RegionPtr pRegion, Pixel pixel, CARD32 planemask, CARD32 alu, unsigned int clientClipType) { ExaScreenPriv(pDrawable->pScreen); PixmapPtr pPixmap = exaGetDrawablePixmap (pDrawable); ExaPixmapPriv (pPixmap); int xoff, yoff; Bool ret = FALSE; exaGetDrawableDeltas(pDrawable, pPixmap, &xoff, &yoff); REGION_TRANSLATE(pScreen, pRegion, xoff, yoff); if (pExaScr->fallback_counter || pExaPixmap->accel_blocked) goto out; if (pExaScr->do_migration) { ExaMigrationRec pixmaps[1]; pixmaps[0].as_dst = TRUE; pixmaps[0].as_src = FALSE; pixmaps[0].pPix = pPixmap; pixmaps[0].pReg = exaGCReadsDestination(pDrawable, planemask, FillSolid, alu, clientClipType) ? NULL : pRegion; exaDoMigration (pixmaps, 1, TRUE); } if (exaPixmapIsOffscreen (pPixmap) && (*pExaScr->info->PrepareSolid) (pPixmap, alu, planemask, pixel)) { int nbox; BoxPtr pBox; nbox = REGION_NUM_RECTS (pRegion); pBox = REGION_RECTS (pRegion); while (nbox--) { (*pExaScr->info->Solid) (pPixmap, pBox->x1, pBox->y1, pBox->x2, pBox->y2); pBox++; } (*pExaScr->info->DoneSolid) (pPixmap); exaMarkSync(pDrawable->pScreen); if (pExaPixmap->pDamage && pExaPixmap->sys_ptr && pDrawable->type == DRAWABLE_PIXMAP && pDrawable->width == 1 && pDrawable->height == 1 && pDrawable->bitsPerPixel != 24) { ExaPixmapPriv(pPixmap); switch (pDrawable->bitsPerPixel) { case 32: *(CARD32*)pExaPixmap->sys_ptr = pixel; break; case 16: *(CARD16*)pExaPixmap->sys_ptr = pixel; break; case 8: *(CARD8*)pExaPixmap->sys_ptr = pixel; } REGION_UNION(pScreen, &pExaPixmap->validSys, &pExaPixmap->validSys, pRegion); } ret = TRUE; } out: REGION_TRANSLATE(pScreen, pRegion, -xoff, -yoff); return ret; }