diff options
Diffstat (limited to 'xorg-server/exa/exa_accel.c')
| -rw-r--r-- | xorg-server/exa/exa_accel.c | 2612 |
1 files changed, 1306 insertions, 1306 deletions
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 <eric@anholt.net>
- * Michel Dänzer <michel@tungstengraphics.com>
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-#include "exa_priv.h"
-#include <X11/fonts/fontstruct.h>
-#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 <eric@anholt.net> + * Michel Dänzer <michel@tungstengraphics.com> + * + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif +#include "exa_priv.h" +#include <X11/fonts/fontstruct.h> +#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); +} |