From 5c671fd7f8198bed2fc32b33b81d1081f1486ed9 Mon Sep 17 00:00:00 2001 From: marha Date: Mon, 4 Jul 2011 14:21:49 +0200 Subject: xserver mesa git update 4 July 2011 --- xorg-server/exa/exa_accel.c | 2612 +++++++++++++++++++++---------------------- 1 file changed, 1306 insertions(+), 1306 deletions(-) (limited to 'xorg-server/exa/exa_accel.c') diff --git a/xorg-server/exa/exa_accel.c b/xorg-server/exa/exa_accel.c index 9192f7e74..5600539d6 100644 --- a/xorg-server/exa/exa_accel.c +++ b/xorg-server/exa/exa_accel.c @@ -1,1306 +1,1306 @@ -/* - * Copyright © 2001 Keith Packard - * - * Partly based on code that is Copyright © The XFree86 Project Inc. - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Keith Packard not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Keith Packard makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - * - * Authors: - * Eric Anholt - * Michel Dänzer - * - */ - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif -#include "exa_priv.h" -#include -#include "dixfontstr.h" -#include "exa.h" - -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); -} - -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; -} - -static void -exaPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y, - int w, int h, int leftPad, int format, char *bits) -{ - if (!exaDoPutImage(pDrawable, pGC, depth, x, y, w, h, format, bits, - PixmapBytePad(w, pDrawable->depth))) - ExaCheckPutImage(pDrawable, pGC, depth, x, y, w, h, leftPad, format, - bits); -} - -static Bool inline -exaCopyNtoNTwoDir (DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, - GCPtr pGC, BoxPtr pbox, int nbox, int dx, int dy) -{ - ExaScreenPriv (pDstDrawable->pScreen); - PixmapPtr pSrcPixmap, pDstPixmap; - int src_off_x, src_off_y, dst_off_x, dst_off_y; - int dirsetup; - - /* Need to get both pixmaps to call the driver routines */ - pSrcPixmap = exaGetOffscreenPixmap (pSrcDrawable, &src_off_x, &src_off_y); - pDstPixmap = exaGetOffscreenPixmap (pDstDrawable, &dst_off_x, &dst_off_y); - if (!pSrcPixmap || !pDstPixmap) - return FALSE; - - /* - * Now the case of a chip that only supports xdir = ydir = 1 or - * xdir = ydir = -1, but we have xdir != ydir. - */ - dirsetup = 0; /* No direction set up yet. */ - for (; nbox; pbox++, nbox--) { - if (dx >= 0 && (src_off_y + pbox->y1 + dy) != pbox->y1) { - /* Do a xdir = ydir = -1 blit instead. */ - if (dirsetup != -1) { - if (dirsetup != 0) - pExaScr->info->DoneCopy(pDstPixmap); - dirsetup = -1; - if (!(*pExaScr->info->PrepareCopy)(pSrcPixmap, - pDstPixmap, - -1, -1, - pGC ? pGC->alu : GXcopy, - pGC ? pGC->planemask : - FB_ALLONES)) - return FALSE; - } - (*pExaScr->info->Copy)(pDstPixmap, - src_off_x + pbox->x1 + dx, - src_off_y + pbox->y1 + dy, - dst_off_x + pbox->x1, - dst_off_y + pbox->y1, - pbox->x2 - pbox->x1, - pbox->y2 - pbox->y1); - } else if (dx < 0 && (src_off_y + pbox->y1 + dy) != pbox->y1) { - /* Do a xdir = ydir = 1 blit instead. */ - if (dirsetup != 1) { - if (dirsetup != 0) - pExaScr->info->DoneCopy(pDstPixmap); - dirsetup = 1; - if (!(*pExaScr->info->PrepareCopy)(pSrcPixmap, - pDstPixmap, - 1, 1, - pGC ? pGC->alu : GXcopy, - pGC ? pGC->planemask : - FB_ALLONES)) - return FALSE; - } - (*pExaScr->info->Copy)(pDstPixmap, - src_off_x + pbox->x1 + dx, - src_off_y + pbox->y1 + dy, - dst_off_x + pbox->x1, - dst_off_y + pbox->y1, - pbox->x2 - pbox->x1, - pbox->y2 - pbox->y1); - } else if (dx >= 0) { - /* - * xdir = 1, ydir = -1. - * Perform line-by-line xdir = ydir = 1 blits, going up. - */ - int i; - if (dirsetup != 1) { - if (dirsetup != 0) - pExaScr->info->DoneCopy(pDstPixmap); - dirsetup = 1; - if (!(*pExaScr->info->PrepareCopy)(pSrcPixmap, - pDstPixmap, - 1, 1, - pGC ? pGC->alu : GXcopy, - pGC ? pGC->planemask : - FB_ALLONES)) - return FALSE; - } - for (i = pbox->y2 - pbox->y1 - 1; i >= 0; i--) - (*pExaScr->info->Copy)(pDstPixmap, - src_off_x + pbox->x1 + dx, - src_off_y + pbox->y1 + dy + i, - dst_off_x + pbox->x1, - dst_off_y + pbox->y1 + i, - pbox->x2 - pbox->x1, 1); - } else { - /* - * xdir = -1, ydir = 1. - * Perform line-by-line xdir = ydir = -1 blits, going down. - */ - int i; - if (dirsetup != -1) { - if (dirsetup != 0) - pExaScr->info->DoneCopy(pDstPixmap); - dirsetup = -1; - if (!(*pExaScr->info->PrepareCopy)(pSrcPixmap, - pDstPixmap, - -1, -1, - pGC ? pGC->alu : GXcopy, - pGC ? pGC->planemask : - FB_ALLONES)) - return FALSE; - } - for (i = 0; i < pbox->y2 - pbox->y1; i++) - (*pExaScr->info->Copy)(pDstPixmap, - src_off_x + pbox->x1 + dx, - src_off_y + pbox->y1 + dy + i, - dst_off_x + pbox->x1, - dst_off_y + pbox->y1 + i, - pbox->x2 - pbox->x1, 1); - } - } - if (dirsetup != 0) - pExaScr->info->DoneCopy(pDstPixmap); - exaMarkSync(pDstDrawable->pScreen); - return TRUE; -} - -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->clientClipType)) { - 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; -} - -void -exaCopyNtoN (DrawablePtr pSrcDrawable, - DrawablePtr pDstDrawable, - GCPtr pGC, - BoxPtr pbox, - int nbox, - int dx, - int dy, - Bool reverse, - Bool upsidedown, - Pixel bitplane, - void *closure) -{ - ExaScreenPriv(pDstDrawable->pScreen); - - if (pExaScr->fallback_counter || - (pExaScr->fallback_flags & EXA_FALLBACK_COPYWINDOW)) - return; - - if (exaHWCopyNtoN(pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy, reverse, upsidedown)) - return; - - /* This is a CopyWindow, it's cleaner to fallback at the original call. */ - if (pExaScr->fallback_flags & EXA_ACCEL_COPYWINDOW) { - pExaScr->fallback_flags |= EXA_FALLBACK_COPYWINDOW; - return; - } - - /* fallback */ - ExaCheckCopyNtoN(pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy, reverse, upsidedown, bitplane, closure); -} - -RegionPtr -exaCopyArea(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, GCPtr pGC, - int srcx, int srcy, int width, int height, int dstx, int dsty) -{ - ExaScreenPriv (pDstDrawable->pScreen); - - if (pExaScr->fallback_counter || pExaScr->swappedOut) { - return ExaCheckCopyArea(pSrcDrawable, pDstDrawable, pGC, - srcx, srcy, width, height, dstx, dsty); - } - - return miDoCopy (pSrcDrawable, pDstDrawable, pGC, - srcx, srcy, width, height, - dstx, dsty, exaCopyNtoN, 0, NULL); -} - -static void -exaPolyPoint(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt, - DDXPointPtr ppt) -{ - ExaScreenPriv (pDrawable->pScreen); - int i; - xRectangle *prect; - - /* If we can't reuse the current GC as is, don't bother accelerating the - * points. - */ - if (pExaScr->fallback_counter || pGC->fillStyle != FillSolid) { - ExaCheckPolyPoint(pDrawable, pGC, mode, npt, ppt); - return; - } - - prect = malloc(sizeof(xRectangle) * npt); - for (i = 0; i < npt; i++) { - prect[i].x = ppt[i].x; - prect[i].y = ppt[i].y; - if (i > 0 && mode == CoordModePrevious) { - prect[i].x += prect[i - 1].x; - prect[i].y += prect[i - 1].y; - } - prect[i].width = 1; - prect[i].height = 1; - } - pGC->ops->PolyFillRect(pDrawable, pGC, npt, prect); - free(prect); -} - -/** - * exaPolylines() checks if it can accelerate the lines as a group of - * horizontal or vertical lines (rectangles), and uses existing rectangle fill - * acceleration if so. - */ -static void -exaPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt, - DDXPointPtr ppt) -{ - ExaScreenPriv (pDrawable->pScreen); - xRectangle *prect; - int x1, x2, y1, y2; - int i; - - if (pExaScr->fallback_counter) { - ExaCheckPolylines(pDrawable, pGC, mode, npt, ppt); - return; - } - - /* Don't try to do wide lines or non-solid fill style. */ - if (pGC->lineWidth != 0 || pGC->lineStyle != LineSolid || - pGC->fillStyle != FillSolid) { - ExaCheckPolylines(pDrawable, pGC, mode, npt, ppt); - return; - } - - prect = malloc(sizeof(xRectangle) * (npt - 1)); - x1 = ppt[0].x; - y1 = ppt[0].y; - /* If we have any non-horizontal/vertical, fall back. */ - for (i = 0; i < npt - 1; i++) { - if (mode == CoordModePrevious) { - x2 = x1 + ppt[i + 1].x; - y2 = y1 + ppt[i + 1].y; - } else { - x2 = ppt[i + 1].x; - y2 = ppt[i + 1].y; - } - - if (x1 != x2 && y1 != y2) { - free(prect); - ExaCheckPolylines(pDrawable, pGC, mode, npt, ppt); - return; - } - - if (x1 < x2) { - prect[i].x = x1; - prect[i].width = x2 - x1 + 1; - } else { - prect[i].x = x2; - prect[i].width = x1 - x2 + 1; - } - if (y1 < y2) { - prect[i].y = y1; - prect[i].height = y2 - y1 + 1; - } else { - prect[i].y = y2; - prect[i].height = y1 - y2 + 1; - } - - x1 = x2; - y1 = y2; - } - pGC->ops->PolyFillRect(pDrawable, pGC, npt - 1, prect); - free(prect); -} - -/** - * exaPolySegment() checks if it can accelerate the lines as a group of - * horizontal or vertical lines (rectangles), and uses existing rectangle fill - * acceleration if so. - */ -static void -exaPolySegment (DrawablePtr pDrawable, GCPtr pGC, int nseg, - xSegment *pSeg) -{ - ExaScreenPriv (pDrawable->pScreen); - xRectangle *prect; - int i; - - /* Don't try to do wide lines or non-solid fill style. */ - if (pExaScr->fallback_counter || pGC->lineWidth != 0 || - pGC->lineStyle != LineSolid || pGC->fillStyle != FillSolid) - { - ExaCheckPolySegment(pDrawable, pGC, nseg, pSeg); - return; - } - - /* If we have any non-horizontal/vertical, fall back. */ - for (i = 0; i < nseg; i++) { - if (pSeg[i].x1 != pSeg[i].x2 && pSeg[i].y1 != pSeg[i].y2) { - ExaCheckPolySegment(pDrawable, pGC, nseg, pSeg); - return; - } - } - - prect = malloc(sizeof(xRectangle) * nseg); - for (i = 0; i < nseg; i++) { - if (pSeg[i].x1 < pSeg[i].x2) { - prect[i].x = pSeg[i].x1; - prect[i].width = pSeg[i].x2 - pSeg[i].x1 + 1; - } else { - prect[i].x = pSeg[i].x2; - prect[i].width = pSeg[i].x1 - pSeg[i].x2 + 1; - } - if (pSeg[i].y1 < pSeg[i].y2) { - prect[i].y = pSeg[i].y1; - prect[i].height = pSeg[i].y2 - pSeg[i].y1 + 1; - } else { - prect[i].y = pSeg[i].y2; - prect[i].height = pSeg[i].y1 - pSeg[i].y2 + 1; - } - - /* don't paint last pixel */ - if (pGC->capStyle == CapNotLast) { - if (prect[i].width == 1) - prect[i].height--; - else - prect[i].width--; - } - } - pGC->ops->PolyFillRect(pDrawable, pGC, nseg, prect); - free(prect); -} - -static Bool exaFillRegionSolid (DrawablePtr pDrawable, RegionPtr pRegion, - Pixel pixel, CARD32 planemask, CARD32 alu, - unsigned int clientClipType); - -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->clientClipType)) || - (pGC->fillStyle == FillTiled && !pGC->tileIsPixel && - exaFillRegionTiled(pDrawable, pReg, pGC->tile.pixmap, &pGC->patOrg, - pGC->planemask, pGC->alu, - pGC->clientClipType))) { - 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); -} - -const GCOps exaOps = { - exaFillSpans, - ExaCheckSetSpans, - exaPutImage, - exaCopyArea, - ExaCheckCopyPlane, - exaPolyPoint, - exaPolylines, - exaPolySegment, - miPolyRectangle, - ExaCheckPolyArc, - miFillPolygon, - exaPolyFillRect, - miPolyFillArc, - miPolyText8, - miPolyText16, - miImageText8, - miImageText16, - ExaCheckImageGlyphBlt, - ExaCheckPolyGlyphBlt, - ExaCheckPushPixels, -}; - -void -exaCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc) -{ - RegionRec rgnDst; - int dx, dy; - PixmapPtr pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin); - ExaScreenPriv(pWin->drawable.pScreen); - - dx = ptOldOrg.x - pWin->drawable.x; - dy = ptOldOrg.y - pWin->drawable.y; - RegionTranslate(prgnSrc, -dx, -dy); - - RegionInit(&rgnDst, NullBox, 0); - - RegionIntersect(&rgnDst, &pWin->borderClip, prgnSrc); -#ifdef COMPOSITE - if (pPixmap->screen_x || pPixmap->screen_y) - RegionTranslate(&rgnDst, - -pPixmap->screen_x, -pPixmap->screen_y); -#endif - - if (pExaScr->fallback_counter) { - pExaScr->fallback_flags |= EXA_FALLBACK_COPYWINDOW; - goto fallback; - } - - pExaScr->fallback_flags |= EXA_ACCEL_COPYWINDOW; - miCopyRegion (&pPixmap->drawable, &pPixmap->drawable, - NULL, - &rgnDst, dx, dy, exaCopyNtoN, 0, NULL); - pExaScr->fallback_flags &= ~EXA_ACCEL_COPYWINDOW; - -fallback: - RegionUninit(&rgnDst); - - if (pExaScr->fallback_flags & EXA_FALLBACK_COPYWINDOW) { - pExaScr->fallback_flags &= ~EXA_FALLBACK_COPYWINDOW; - RegionTranslate(prgnSrc, dx, dy); - ExaCheckCopyWindow(pWin, ptOldOrg, prgnSrc); - } -} - -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); - 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, clientClipType) ? 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) { - ExaPixmapPriv(pPixmap); - 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; -} - -/* 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, - unsigned int clientClipType) -{ - 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, clientClipType); - - 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, clientClipType) ? 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; -} - - -/** - * 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); -} +/* + * Copyright © 2001 Keith Packard + * + * Partly based on code that is Copyright © The XFree86 Project Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Keith Packard not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Keith Packard makes no + * representations about the suitability of this software for any purpose. It + * is provided "as is" without express or implied warranty. + * + * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + * + * Authors: + * Eric Anholt + * Michel Dänzer + * + */ + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif +#include "exa_priv.h" +#include +#include "dixfontstr.h" +#include "exa.h" + +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); +} + +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; +} + +static void +exaPutImage (DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y, + int w, int h, int leftPad, int format, char *bits) +{ + if (!exaDoPutImage(pDrawable, pGC, depth, x, y, w, h, format, bits, + PixmapBytePad(w, pDrawable->depth))) + ExaCheckPutImage(pDrawable, pGC, depth, x, y, w, h, leftPad, format, + bits); +} + +static Bool inline +exaCopyNtoNTwoDir (DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, + GCPtr pGC, BoxPtr pbox, int nbox, int dx, int dy) +{ + ExaScreenPriv (pDstDrawable->pScreen); + PixmapPtr pSrcPixmap, pDstPixmap; + int src_off_x, src_off_y, dst_off_x, dst_off_y; + int dirsetup; + + /* Need to get both pixmaps to call the driver routines */ + pSrcPixmap = exaGetOffscreenPixmap (pSrcDrawable, &src_off_x, &src_off_y); + pDstPixmap = exaGetOffscreenPixmap (pDstDrawable, &dst_off_x, &dst_off_y); + if (!pSrcPixmap || !pDstPixmap) + return FALSE; + + /* + * Now the case of a chip that only supports xdir = ydir = 1 or + * xdir = ydir = -1, but we have xdir != ydir. + */ + dirsetup = 0; /* No direction set up yet. */ + for (; nbox; pbox++, nbox--) { + if (dx >= 0 && (src_off_y + pbox->y1 + dy) != pbox->y1) { + /* Do a xdir = ydir = -1 blit instead. */ + if (dirsetup != -1) { + if (dirsetup != 0) + pExaScr->info->DoneCopy(pDstPixmap); + dirsetup = -1; + if (!(*pExaScr->info->PrepareCopy)(pSrcPixmap, + pDstPixmap, + -1, -1, + pGC ? pGC->alu : GXcopy, + pGC ? pGC->planemask : + FB_ALLONES)) + return FALSE; + } + (*pExaScr->info->Copy)(pDstPixmap, + src_off_x + pbox->x1 + dx, + src_off_y + pbox->y1 + dy, + dst_off_x + pbox->x1, + dst_off_y + pbox->y1, + pbox->x2 - pbox->x1, + pbox->y2 - pbox->y1); + } else if (dx < 0 && (src_off_y + pbox->y1 + dy) != pbox->y1) { + /* Do a xdir = ydir = 1 blit instead. */ + if (dirsetup != 1) { + if (dirsetup != 0) + pExaScr->info->DoneCopy(pDstPixmap); + dirsetup = 1; + if (!(*pExaScr->info->PrepareCopy)(pSrcPixmap, + pDstPixmap, + 1, 1, + pGC ? pGC->alu : GXcopy, + pGC ? pGC->planemask : + FB_ALLONES)) + return FALSE; + } + (*pExaScr->info->Copy)(pDstPixmap, + src_off_x + pbox->x1 + dx, + src_off_y + pbox->y1 + dy, + dst_off_x + pbox->x1, + dst_off_y + pbox->y1, + pbox->x2 - pbox->x1, + pbox->y2 - pbox->y1); + } else if (dx >= 0) { + /* + * xdir = 1, ydir = -1. + * Perform line-by-line xdir = ydir = 1 blits, going up. + */ + int i; + if (dirsetup != 1) { + if (dirsetup != 0) + pExaScr->info->DoneCopy(pDstPixmap); + dirsetup = 1; + if (!(*pExaScr->info->PrepareCopy)(pSrcPixmap, + pDstPixmap, + 1, 1, + pGC ? pGC->alu : GXcopy, + pGC ? pGC->planemask : + FB_ALLONES)) + return FALSE; + } + for (i = pbox->y2 - pbox->y1 - 1; i >= 0; i--) + (*pExaScr->info->Copy)(pDstPixmap, + src_off_x + pbox->x1 + dx, + src_off_y + pbox->y1 + dy + i, + dst_off_x + pbox->x1, + dst_off_y + pbox->y1 + i, + pbox->x2 - pbox->x1, 1); + } else { + /* + * xdir = -1, ydir = 1. + * Perform line-by-line xdir = ydir = -1 blits, going down. + */ + int i; + if (dirsetup != -1) { + if (dirsetup != 0) + pExaScr->info->DoneCopy(pDstPixmap); + dirsetup = -1; + if (!(*pExaScr->info->PrepareCopy)(pSrcPixmap, + pDstPixmap, + -1, -1, + pGC ? pGC->alu : GXcopy, + pGC ? pGC->planemask : + FB_ALLONES)) + return FALSE; + } + for (i = 0; i < pbox->y2 - pbox->y1; i++) + (*pExaScr->info->Copy)(pDstPixmap, + src_off_x + pbox->x1 + dx, + src_off_y + pbox->y1 + dy + i, + dst_off_x + pbox->x1, + dst_off_y + pbox->y1 + i, + pbox->x2 - pbox->x1, 1); + } + } + if (dirsetup != 0) + pExaScr->info->DoneCopy(pDstPixmap); + exaMarkSync(pDstDrawable->pScreen); + return TRUE; +} + +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->clientClipType)) { + 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; +} + +void +exaCopyNtoN (DrawablePtr pSrcDrawable, + DrawablePtr pDstDrawable, + GCPtr pGC, + BoxPtr pbox, + int nbox, + int dx, + int dy, + Bool reverse, + Bool upsidedown, + Pixel bitplane, + void *closure) +{ + ExaScreenPriv(pDstDrawable->pScreen); + + if (pExaScr->fallback_counter || + (pExaScr->fallback_flags & EXA_FALLBACK_COPYWINDOW)) + return; + + if (exaHWCopyNtoN(pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy, reverse, upsidedown)) + return; + + /* This is a CopyWindow, it's cleaner to fallback at the original call. */ + if (pExaScr->fallback_flags & EXA_ACCEL_COPYWINDOW) { + pExaScr->fallback_flags |= EXA_FALLBACK_COPYWINDOW; + return; + } + + /* fallback */ + ExaCheckCopyNtoN(pSrcDrawable, pDstDrawable, pGC, pbox, nbox, dx, dy, reverse, upsidedown, bitplane, closure); +} + +RegionPtr +exaCopyArea(DrawablePtr pSrcDrawable, DrawablePtr pDstDrawable, GCPtr pGC, + int srcx, int srcy, int width, int height, int dstx, int dsty) +{ + ExaScreenPriv (pDstDrawable->pScreen); + + if (pExaScr->fallback_counter || pExaScr->swappedOut) { + return ExaCheckCopyArea(pSrcDrawable, pDstDrawable, pGC, + srcx, srcy, width, height, dstx, dsty); + } + + return miDoCopy (pSrcDrawable, pDstDrawable, pGC, + srcx, srcy, width, height, + dstx, dsty, exaCopyNtoN, 0, NULL); +} + +static void +exaPolyPoint(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt, + DDXPointPtr ppt) +{ + ExaScreenPriv (pDrawable->pScreen); + int i; + xRectangle *prect; + + /* If we can't reuse the current GC as is, don't bother accelerating the + * points. + */ + if (pExaScr->fallback_counter || pGC->fillStyle != FillSolid) { + ExaCheckPolyPoint(pDrawable, pGC, mode, npt, ppt); + return; + } + + prect = malloc(sizeof(xRectangle) * npt); + for (i = 0; i < npt; i++) { + prect[i].x = ppt[i].x; + prect[i].y = ppt[i].y; + if (i > 0 && mode == CoordModePrevious) { + prect[i].x += prect[i - 1].x; + prect[i].y += prect[i - 1].y; + } + prect[i].width = 1; + prect[i].height = 1; + } + pGC->ops->PolyFillRect(pDrawable, pGC, npt, prect); + free(prect); +} + +/** + * exaPolylines() checks if it can accelerate the lines as a group of + * horizontal or vertical lines (rectangles), and uses existing rectangle fill + * acceleration if so. + */ +static void +exaPolylines(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt, + DDXPointPtr ppt) +{ + ExaScreenPriv (pDrawable->pScreen); + xRectangle *prect; + int x1, x2, y1, y2; + int i; + + if (pExaScr->fallback_counter) { + ExaCheckPolylines(pDrawable, pGC, mode, npt, ppt); + return; + } + + /* Don't try to do wide lines or non-solid fill style. */ + if (pGC->lineWidth != 0 || pGC->lineStyle != LineSolid || + pGC->fillStyle != FillSolid) { + ExaCheckPolylines(pDrawable, pGC, mode, npt, ppt); + return; + } + + prect = malloc(sizeof(xRectangle) * (npt - 1)); + x1 = ppt[0].x; + y1 = ppt[0].y; + /* If we have any non-horizontal/vertical, fall back. */ + for (i = 0; i < npt - 1; i++) { + if (mode == CoordModePrevious) { + x2 = x1 + ppt[i + 1].x; + y2 = y1 + ppt[i + 1].y; + } else { + x2 = ppt[i + 1].x; + y2 = ppt[i + 1].y; + } + + if (x1 != x2 && y1 != y2) { + free(prect); + ExaCheckPolylines(pDrawable, pGC, mode, npt, ppt); + return; + } + + if (x1 < x2) { + prect[i].x = x1; + prect[i].width = x2 - x1 + 1; + } else { + prect[i].x = x2; + prect[i].width = x1 - x2 + 1; + } + if (y1 < y2) { + prect[i].y = y1; + prect[i].height = y2 - y1 + 1; + } else { + prect[i].y = y2; + prect[i].height = y1 - y2 + 1; + } + + x1 = x2; + y1 = y2; + } + pGC->ops->PolyFillRect(pDrawable, pGC, npt - 1, prect); + free(prect); +} + +/** + * exaPolySegment() checks if it can accelerate the lines as a group of + * horizontal or vertical lines (rectangles), and uses existing rectangle fill + * acceleration if so. + */ +static void +exaPolySegment (DrawablePtr pDrawable, GCPtr pGC, int nseg, + xSegment *pSeg) +{ + ExaScreenPriv (pDrawable->pScreen); + xRectangle *prect; + int i; + + /* Don't try to do wide lines or non-solid fill style. */ + if (pExaScr->fallback_counter || pGC->lineWidth != 0 || + pGC->lineStyle != LineSolid || pGC->fillStyle != FillSolid) + { + ExaCheckPolySegment(pDrawable, pGC, nseg, pSeg); + return; + } + + /* If we have any non-horizontal/vertical, fall back. */ + for (i = 0; i < nseg; i++) { + if (pSeg[i].x1 != pSeg[i].x2 && pSeg[i].y1 != pSeg[i].y2) { + ExaCheckPolySegment(pDrawable, pGC, nseg, pSeg); + return; + } + } + + prect = malloc(sizeof(xRectangle) * nseg); + for (i = 0; i < nseg; i++) { + if (pSeg[i].x1 < pSeg[i].x2) { + prect[i].x = pSeg[i].x1; + prect[i].width = pSeg[i].x2 - pSeg[i].x1 + 1; + } else { + prect[i].x = pSeg[i].x2; + prect[i].width = pSeg[i].x1 - pSeg[i].x2 + 1; + } + if (pSeg[i].y1 < pSeg[i].y2) { + prect[i].y = pSeg[i].y1; + prect[i].height = pSeg[i].y2 - pSeg[i].y1 + 1; + } else { + prect[i].y = pSeg[i].y2; + prect[i].height = pSeg[i].y1 - pSeg[i].y2 + 1; + } + + /* don't paint last pixel */ + if (pGC->capStyle == CapNotLast) { + if (prect[i].width == 1) + prect[i].height--; + else + prect[i].width--; + } + } + pGC->ops->PolyFillRect(pDrawable, pGC, nseg, prect); + free(prect); +} + +static Bool exaFillRegionSolid (DrawablePtr pDrawable, RegionPtr pRegion, + Pixel pixel, CARD32 planemask, CARD32 alu, + unsigned int clientClipType); + +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->clientClipType)) || + (pGC->fillStyle == FillTiled && !pGC->tileIsPixel && + exaFillRegionTiled(pDrawable, pReg, pGC->tile.pixmap, &pGC->patOrg, + pGC->planemask, pGC->alu, + pGC->clientClipType))) { + 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); +} + +const GCOps exaOps = { + exaFillSpans, + ExaCheckSetSpans, + exaPutImage, + exaCopyArea, + ExaCheckCopyPlane, + exaPolyPoint, + exaPolylines, + exaPolySegment, + miPolyRectangle, + ExaCheckPolyArc, + miFillPolygon, + exaPolyFillRect, + miPolyFillArc, + miPolyText8, + miPolyText16, + miImageText8, + miImageText16, + ExaCheckImageGlyphBlt, + ExaCheckPolyGlyphBlt, + ExaCheckPushPixels, +}; + +void +exaCopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc) +{ + RegionRec rgnDst; + int dx, dy; + PixmapPtr pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin); + ExaScreenPriv(pWin->drawable.pScreen); + + dx = ptOldOrg.x - pWin->drawable.x; + dy = ptOldOrg.y - pWin->drawable.y; + RegionTranslate(prgnSrc, -dx, -dy); + + RegionInit(&rgnDst, NullBox, 0); + + RegionIntersect(&rgnDst, &pWin->borderClip, prgnSrc); +#ifdef COMPOSITE + if (pPixmap->screen_x || pPixmap->screen_y) + RegionTranslate(&rgnDst, + -pPixmap->screen_x, -pPixmap->screen_y); +#endif + + if (pExaScr->fallback_counter) { + pExaScr->fallback_flags |= EXA_FALLBACK_COPYWINDOW; + goto fallback; + } + + pExaScr->fallback_flags |= EXA_ACCEL_COPYWINDOW; + miCopyRegion (&pPixmap->drawable, &pPixmap->drawable, + NULL, + &rgnDst, dx, dy, exaCopyNtoN, 0, NULL); + pExaScr->fallback_flags &= ~EXA_ACCEL_COPYWINDOW; + +fallback: + RegionUninit(&rgnDst); + + if (pExaScr->fallback_flags & EXA_FALLBACK_COPYWINDOW) { + pExaScr->fallback_flags &= ~EXA_FALLBACK_COPYWINDOW; + RegionTranslate(prgnSrc, dx, dy); + ExaCheckCopyWindow(pWin, ptOldOrg, prgnSrc); + } +} + +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); + 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, clientClipType) ? 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) { + ExaPixmapPriv(pPixmap); + 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; +} + +/* 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, + unsigned int clientClipType) +{ + 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, clientClipType); + + 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, clientClipType) ? 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; +} + + +/** + * 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); +} -- cgit v1.2.3