static RegionPtr
uxa_copy_plane(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
int srcx, int srcy, int w, int h, int dstx, int dsty,
unsigned long bitPlane)
{
ScreenPtr screen = pDst->pScreen;
uxa_screen_t *uxa_screen = uxa_get_screen(screen);
if (uxa_screen->info->flags & UXA_USE_GLAMOR) {
int ok = 0;
RegionPtr region;
if (uxa_prepare_access(pDst, UXA_GLAMOR_ACCESS_RW)) {
if (uxa_prepare_access(pSrc, UXA_GLAMOR_ACCESS_RO)) {
ok = glamor_copy_plane_nf(pSrc, pDst, pGC, srcx, srcy, w, h,
dstx, dsty, bitPlane, ®ion);
uxa_finish_access(pSrc, UXA_GLAMOR_ACCESS_RO);
}
uxa_finish_access(pDst, UXA_GLAMOR_ACCESS_RW);
}
if (!ok)
goto fallback;
return region;
}
fallback:
return uxa_check_copy_plane(pSrc, pDst, pGC, srcx, srcy, w, h,
dstx, dsty, bitPlane);
}
/**
* Finishes access to the tile in the GC, if used.
*/
void uxa_finish_access_gc(GCPtr pGC)
{
if (pGC->fillStyle == FillTiled)
uxa_finish_access(&pGC->tile.pixmap->drawable, UXA_ACCESS_RO);
if (pGC->stipple)
uxa_finish_access(&pGC->stipple->drawable, UXA_ACCESS_RO);
}
static void
uxa_push_pixels(GCPtr pGC, PixmapPtr pBitmap,
DrawablePtr pDrawable, int w, int h, int x, int y)
{
ScreenPtr screen = pDrawable->pScreen;
uxa_screen_t *uxa_screen = uxa_get_screen(screen);
if (uxa_screen->info->flags & UXA_USE_GLAMOR) {
int ok = 0;
if (uxa_prepare_access(pDrawable, UXA_GLAMOR_ACCESS_RW)) {
if (uxa_prepare_access(&pBitmap->drawable, UXA_GLAMOR_ACCESS_RO)) {
ok = glamor_push_pixels_nf(pGC, pBitmap, pDrawable, w, h, x, y);
uxa_finish_access(&pBitmap->drawable, UXA_GLAMOR_ACCESS_RO);
}
uxa_finish_access(pDrawable, UXA_GLAMOR_ACCESS_RW);
}
if (!ok)
goto fallback;
return;
}
fallback:
uxa_check_push_pixels(pGC, pBitmap, pDrawable, w, h, x, y);
}
void uxa_finish_access_window(WindowPtr pWin)
{
if (pWin->backgroundState == BackgroundPixmap)
uxa_finish_access(&pWin->background.pixmap->drawable);
if (pWin->borderIsPixel == FALSE)
uxa_finish_access(&pWin->border.pixmap->drawable);
}
void uxa_picture_finish_access(PicturePtr picture, int mode)
{
if (picture->pDrawable == NULL)
return;
uxa_finish_access(picture->pDrawable, mode);
if (picture->alphaMap)
uxa_finish_access(picture->alphaMap->pDrawable, mode);
}
static void
uxa_set_spans(DrawablePtr pDrawable, GCPtr gc, char *src,
DDXPointPtr points, int *widths, int n, int sorted)
{
ScreenPtr screen = pDrawable->pScreen;
uxa_screen_t *uxa_screen = uxa_get_screen(screen);
if (uxa_screen->info->flags & UXA_USE_GLAMOR) {
int ok = 0;
if (uxa_prepare_access(pDrawable, UXA_GLAMOR_ACCESS_RW)) {
ok = glamor_set_spans_nf(pDrawable, gc, src,
points, widths, n, sorted);
uxa_finish_access(pDrawable, UXA_GLAMOR_ACCESS_RW);
}
if (!ok)
goto fallback;
return;
}
fallback:
uxa_check_set_spans(pDrawable, gc, src, points, widths, n, sorted);
}
static void
uxa_put_image(DrawablePtr pDrawable, GCPtr pGC, int depth, int x, int y,
int w, int h, int leftPad, int format, char *bits)
{
uxa_screen_t *uxa_screen = uxa_get_screen(pDrawable->pScreen);
if (uxa_screen->info->flags & UXA_USE_GLAMOR) {
int ok = 0;
if (uxa_prepare_access(pDrawable, UXA_GLAMOR_ACCESS_RW)) {
ok = glamor_put_image_nf(pDrawable,
pGC, depth, x, y, w, h,
leftPad, format, bits);
uxa_finish_access(pDrawable, UXA_GLAMOR_ACCESS_RW);
}
if (!ok)
goto fallback;
return;
}
if (!uxa_do_put_image(pDrawable, pGC, depth, x, y, w, h, format, bits,
PixmapBytePad(w, pDrawable->depth))) {
fallback:
uxa_check_put_image(pDrawable, pGC, depth, x, y, w, h, leftPad,
format, bits);
}
}
void
uxa_check_poly_arc(DrawablePtr pDrawable, GCPtr pGC, int narcs, xArc * pArcs)
{
ScreenPtr screen = pDrawable->pScreen;
UXA_FALLBACK(("to %p (%c)\n", pDrawable,
uxa_drawable_location(pDrawable)));
/* Disable this as fbPolyArc can call miZeroPolyArc which in turn
* can call accelerated functions, that as yet, haven't been notified
* with uxa_finish_access().
*/
#if 0
if (pGC->lineWidth == 0) {
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RW)) {
if (uxa_prepare_access_gc(pGC)) {
fbPolyArc(pDrawable, pGC, narcs, pArcs);
uxa_finish_access_gc(pGC);
}
uxa_finish_access(pDrawable, UXA_ACCESS_RW);
}
return;
}
#endif
miPolyArc(pDrawable, pGC, narcs, pArcs);
}
/**
* Gets the 0,0 pixel of a pixmap. Used for doing solid fills of tiled pixmaps
* that happen to be 1x1. Pixmap must be at least 8bpp.
*
* XXX This really belongs in fb, so it can be aware of tiling and etc.
*/
CARD32 uxa_get_pixmap_first_pixel(PixmapPtr pPixmap)
{
CARD32 pixel;
void *fb;
if (!uxa_prepare_access(&pPixmap->drawable, UXA_ACCESS_RO))
return 0;
fb = pPixmap->devPrivate.ptr;
switch (pPixmap->drawable.bitsPerPixel) {
case 32:
pixel = *(CARD32 *) fb;
break;
case 16:
pixel = *(CARD16 *) fb;
break;
default:
pixel = *(CARD8 *) fb;
break;
}
uxa_finish_access(&pPixmap->drawable, UXA_ACCESS_RO);
return pixel;
}
void
uxa_get_spans(DrawablePtr pDrawable,
int wMax,
DDXPointPtr ppt, int *pwidth, int nspans, char *pdstStart)
{
ScreenPtr screen = pDrawable->pScreen;
uxa_screen_t *uxa_screen = uxa_get_screen(screen);
if (uxa_screen->info->flags & UXA_USE_GLAMOR) {
int ok = 0;
if (uxa_prepare_access(pDrawable, UXA_GLAMOR_ACCESS_RW)) {
ok = glamor_get_spans_nf(pDrawable, wMax, ppt,
pwidth, nspans, pdstStart);
uxa_finish_access(pDrawable, UXA_GLAMOR_ACCESS_RW);
}
if (!ok)
goto fallback;
return;
}
fallback:
uxa_check_get_spans(pDrawable, wMax, ppt, pwidth, nspans, pdstStart);
}
static RegionPtr uxa_bitmap_to_region(PixmapPtr pPix)
{
RegionPtr ret;
if (!uxa_prepare_access(&pPix->drawable, NULL, UXA_ACCESS_RO))
return NULL;
ret = fbPixmapToRegion(pPix);
uxa_finish_access(&pPix->drawable);
return ret;
}
RegionPtr
uxa_check_copy_area(DrawablePtr pSrc, DrawablePtr pDst, GCPtr pGC,
int srcx, int srcy, int w, int h, int dstx, int dsty)
{
ScreenPtr screen = pSrc->pScreen;
RegionPtr ret = NULL;
UXA_FALLBACK(("from %p to %p (%c,%c)\n", pSrc, pDst,
uxa_drawable_location(pSrc),
uxa_drawable_location(pDst)));
if (uxa_prepare_access(pDst, UXA_ACCESS_RW)) {
if (uxa_prepare_access(pSrc, UXA_ACCESS_RO)) {
ret =
fbCopyArea(pSrc, pDst, pGC, srcx, srcy, w, h, dstx,
dsty);
uxa_finish_access(pSrc, UXA_ACCESS_RO);
}
uxa_finish_access(pDst, UXA_ACCESS_RW);
}
return ret;
}
void
uxa_check_push_pixels(GCPtr pGC, PixmapPtr pBitmap,
DrawablePtr pDrawable, int w, int h, int x, int y)
{
ScreenPtr screen = pDrawable->pScreen;
UXA_FALLBACK(("from %p to %p (%c,%c)\n", pBitmap, pDrawable,
uxa_drawable_location(&pBitmap->drawable),
uxa_drawable_location(pDrawable)));
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RW)) {
if (uxa_prepare_access(&pBitmap->drawable, UXA_ACCESS_RO)) {
if (uxa_prepare_access_gc(pGC)) {
fbPushPixels(pGC, pBitmap, pDrawable, w, h, x,
y);
uxa_finish_access_gc(pGC);
}
uxa_finish_access(&pBitmap->drawable, UXA_ACCESS_RO);
}
uxa_finish_access(pDrawable, UXA_ACCESS_RW);
}
}
void
uxa_check_set_spans(DrawablePtr pDrawable, GCPtr pGC, char *psrc,
DDXPointPtr ppt, int *pwidth, int nspans, int fSorted)
{
ScreenPtr screen = pDrawable->pScreen;
UXA_FALLBACK(("to %p (%c)\n", pDrawable,
uxa_drawable_location(pDrawable)));
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RW)) {
fbSetSpans(pDrawable, pGC, psrc, ppt, pwidth, nspans, fSorted);
uxa_finish_access(pDrawable, UXA_ACCESS_RW);
}
}
void
uxa_check_poly_point(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
DDXPointPtr pptInit)
{
ScreenPtr screen = pDrawable->pScreen;
UXA_FALLBACK(("to %p (%c)\n", pDrawable,
uxa_drawable_location(pDrawable)));
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RW)) {
fbPolyPoint(pDrawable, pGC, mode, npt, pptInit);
uxa_finish_access(pDrawable, UXA_ACCESS_RW);
}
}
/**
* Calls uxa_prepare_access with UXA_PREPARE_SRC for the tile, if that is the
* current fill style.
*
* Solid doesn't use an extra pixmap source, and Stippled/OpaqueStippled are
* 1bpp and never in fb, so we don't worry about them.
* We should worry about them for completeness sake and going forward.
*/
Bool uxa_prepare_access_gc(GCPtr pGC)
{
if (pGC->stipple)
if (!uxa_prepare_access(&pGC->stipple->drawable, UXA_ACCESS_RO))
return FALSE;
if (pGC->fillStyle == FillTiled)
if (!uxa_prepare_access
(&pGC->tile.pixmap->drawable, UXA_ACCESS_RO)) {
if (pGC->stipple)
uxa_finish_access(&pGC->stipple->drawable, UXA_ACCESS_RO);
return FALSE;
}
return TRUE;
}
void
uxa_check_get_spans(DrawablePtr pDrawable,
int wMax,
DDXPointPtr ppt, int *pwidth, int nspans, char *pdstStart)
{
ScreenPtr screen = pDrawable->pScreen;
UXA_FALLBACK(("from %p (%c)\n", pDrawable,
uxa_drawable_location(pDrawable)));
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RO)) {
fbGetSpans(pDrawable, wMax, ppt, pwidth, nspans, pdstStart);
uxa_finish_access(pDrawable, UXA_ACCESS_RO);
}
}
void
uxa_check_put_image(DrawablePtr pDrawable, GCPtr pGC, int depth,
int x, int y, int w, int h, int leftPad, int format,
char *bits)
{
ScreenPtr screen = pDrawable->pScreen;
UXA_FALLBACK(("to %p (%c)\n", pDrawable,
uxa_drawable_location(pDrawable)));
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RW)) {
fbPutImage(pDrawable, pGC, depth, x, y, w, h, leftPad, format,
bits);
uxa_finish_access(pDrawable, UXA_ACCESS_RW);
}
}
Bool uxa_picture_prepare_access(PicturePtr picture, int mode)
{
if (picture->pDrawable == NULL)
return TRUE;
if (!uxa_prepare_access(picture->pDrawable, mode))
return FALSE;
if (picture->alphaMap &&
!uxa_prepare_access(picture->alphaMap->pDrawable, mode)) {
uxa_finish_access(picture->pDrawable, mode);
return FALSE;
}
return TRUE;
}
void
uxa_check_fill_spans(DrawablePtr pDrawable, GCPtr pGC, int nspans,
DDXPointPtr ppt, int *pwidth, int fSorted)
{
ScreenPtr screen = pDrawable->pScreen;
UXA_FALLBACK(("to %p (%c)\n", pDrawable,
uxa_drawable_location(pDrawable)));
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RW)) {
if (uxa_prepare_access_gc(pGC)) {
fbFillSpans(pDrawable, pGC, nspans, ppt, pwidth,
fSorted);
uxa_finish_access_gc(pGC);
}
uxa_finish_access(pDrawable, UXA_ACCESS_RW);
}
}
void
uxa_check_poly_fill_rect(DrawablePtr pDrawable, GCPtr pGC,
int nrect, xRectangle * prect)
{
ScreenPtr screen = pDrawable->pScreen;
UXA_FALLBACK(("to %p (%c)\n", pDrawable,
uxa_drawable_location(pDrawable)));
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RW)) {
if (uxa_prepare_access_gc(pGC)) {
fbPolyFillRect(pDrawable, pGC, nrect, prect);
uxa_finish_access_gc(pGC);
}
uxa_finish_access(pDrawable, UXA_ACCESS_RW);
}
}
void
uxa_check_image_glyph_blt(DrawablePtr pDrawable, GCPtr pGC,
int x, int y, unsigned int nglyph,
CharInfoPtr * ppci, pointer pglyphBase)
{
ScreenPtr screen = pDrawable->pScreen;
UXA_FALLBACK(("to %p (%c)\n", pDrawable,
uxa_drawable_location(pDrawable)));
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RW)) {
if (uxa_prepare_access_gc(pGC)) {
fbImageGlyphBlt(pDrawable, pGC, x, y, nglyph, ppci,
pglyphBase);
uxa_finish_access_gc(pGC);
}
uxa_finish_access(pDrawable, UXA_ACCESS_RW);
}
}
static void
uxa_poly_point(DrawablePtr pDrawable, GCPtr pGC, int mode, int npt,
DDXPointPtr ppt)
{
int i;
xRectangle *prect;
uxa_screen_t *uxa_screen = uxa_get_screen(pDrawable->pScreen);
if (uxa_screen->info->flags & UXA_USE_GLAMOR) {
int ok = 0;
if (uxa_prepare_access(pDrawable, UXA_GLAMOR_ACCESS_RW)) {
ok = glamor_poly_point_nf(pDrawable, pGC, mode, npt, ppt);
uxa_finish_access(pDrawable, UXA_GLAMOR_ACCESS_RW);
}
if (ok)
return;
}
/* If we can't reuse the current GC as is, don't bother accelerating the
* points.
*/
if (pGC->fillStyle != FillSolid) {
uxa_check_poly_point(pDrawable, pGC, mode, npt, ppt);
return;
}
prect = malloc(sizeof(xRectangle) * npt);
if (!prect)
return;
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);
}
Bool uxa_prepare_access_window(WindowPtr pWin)
{
if (pWin->backgroundState == BackgroundPixmap) {
if (!uxa_prepare_access
(&pWin->background.pixmap->drawable, NULL, UXA_ACCESS_RO))
return FALSE;
}
if (pWin->borderIsPixel == FALSE) {
if (!uxa_prepare_access
(&pWin->border.pixmap->drawable, NULL, UXA_ACCESS_RO)) {
if (pWin->backgroundState == BackgroundPixmap)
uxa_finish_access(&pWin->background.pixmap->
drawable);
return FALSE;
}
}
return TRUE;
}
static void
uxa_poly_glyph_blt(DrawablePtr pDrawable, GCPtr pGC,
int x, int y, unsigned int nglyph,
CharInfoPtr * ppci, pointer pglyphBase)
{
ScreenPtr screen = pDrawable->pScreen;
uxa_screen_t *uxa_screen = uxa_get_screen(screen);
if (uxa_screen->info->flags & UXA_USE_GLAMOR) {
int ok = 0;
if (uxa_prepare_access(pDrawable, UXA_GLAMOR_ACCESS_RW)) {
ok = glamor_poly_glyph_blt_nf(pDrawable, pGC, x, y, nglyph, ppci, pglyphBase);
uxa_finish_access(pDrawable, UXA_GLAMOR_ACCESS_RW);
}
if (!ok)
goto fallback;
return;
}
fallback:
uxa_check_poly_glyph_blt(pDrawable, pGC, x, y, nglyph, ppci, pglyphBase);
}
void
uxa_check_poly_segment(DrawablePtr pDrawable, GCPtr pGC,
int nsegInit, xSegment * pSegInit)
{
ScreenPtr screen = pDrawable->pScreen;
UXA_FALLBACK(("to %p (%c) width %d, count %d\n", pDrawable,
uxa_drawable_location(pDrawable), pGC->lineWidth,
nsegInit));
if (pGC->lineWidth == 0) {
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RW)) {
if (uxa_prepare_access_gc(pGC)) {
fbPolySegment(pDrawable, pGC, nsegInit,
pSegInit);
uxa_finish_access_gc(pGC);
}
uxa_finish_access(pDrawable, UXA_ACCESS_RW);
}
return;
}
/* fb calls mi functions in the lineWidth != 0 case. */
fbPolySegment(pDrawable, pGC, nsegInit, pSegInit);
}
void
uxa_check_poly_lines(DrawablePtr pDrawable, GCPtr pGC,
int mode, int npt, DDXPointPtr ppt)
{
ScreenPtr screen = pDrawable->pScreen;
UXA_FALLBACK(("to %p (%c), width %d, mode %d, count %d\n",
pDrawable, uxa_drawable_location(pDrawable),
pGC->lineWidth, mode, npt));
if (pGC->lineWidth == 0) {
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RW)) {
if (uxa_prepare_access_gc(pGC)) {
fbPolyLine(pDrawable, pGC, mode, npt, ppt);
uxa_finish_access_gc(pGC);
}
uxa_finish_access(pDrawable, UXA_ACCESS_RW);
}
return;
}
/* fb calls mi functions in the lineWidth != 0 case. */
fbPolyLine(pDrawable, pGC, mode, npt, ppt);
}
static void
uxa_poly_fill_rect(DrawablePtr pDrawable,
GCPtr pGC, int nrect, xRectangle * prect)
{
uxa_screen_t *uxa_screen = uxa_get_screen(pDrawable->pScreen);
RegionPtr pClip = fbGetCompositeClip(pGC);
PixmapPtr pPixmap;
RegionPtr pReg;
BoxPtr pbox;
int fullX1, fullX2, fullY1, fullY2;
int xoff, yoff;
int xorg, yorg;
int n;
if (uxa_screen->info->flags & UXA_USE_GLAMOR) {
int ok = 0;
if (uxa_prepare_access(pDrawable, UXA_GLAMOR_ACCESS_RW)) {
ok = glamor_poly_fill_rect_nf(pDrawable, pGC, nrect, prect);
uxa_finish_access(pDrawable, UXA_GLAMOR_ACCESS_RW);
}
if (!ok)
uxa_check_poly_fill_rect(pDrawable, pGC, nrect, prect);
return;
}
/* Compute intersection of rects and clip region */
pReg = RECTS_TO_REGION(pScreen, nrect, prect, CT_UNSORTED);
REGION_TRANSLATE(pScreen, pReg, pDrawable->x, pDrawable->y);
REGION_INTERSECT(pScreen, pReg, pClip, pReg);
if (!REGION_NUM_RECTS(pReg))
goto out;
if (uxa_screen->force_fallback)
goto fallback;
pPixmap = uxa_get_offscreen_pixmap (pDrawable, &xoff, &yoff);
if (!pPixmap)
goto fallback;
/* For ROPs where overlaps don't matter, convert rectangles to region
* and call uxa_fill_region_{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) &&
uxa_fill_region_solid(pDrawable, pReg,
pGC->fillStyle ==
FillSolid ? pGC->fgPixel : pGC->tile.
pixel, pGC->planemask, pGC->alu))
|| (pGC->fillStyle == FillTiled && !pGC->tileIsPixel
&& uxa_fill_region_tiled(pDrawable, pReg,
pGC->tile.pixmap, &pGC->patOrg,
pGC->planemask, pGC->alu))) {
goto out;
}
}
if (pGC->fillStyle != FillSolid &&
!(pGC->tileIsPixel && pGC->fillStyle == FillTiled)) {
goto fallback;
}
if (uxa_screen->info->check_solid &&
!uxa_screen->info->check_solid(pDrawable, pGC->alu, pGC->planemask)) {
goto fallback;
}
if (!(*uxa_screen->info->prepare_solid) (pPixmap,
pGC->alu,
pGC->planemask,
pGC->fgPixel)) {
fallback:
uxa_check_poly_fill_rect(pDrawable, pGC, nrect, prect);
goto out;
}
xorg = pDrawable->x;
yorg = pDrawable->y;
while (nrect--) {
fullX1 = prect->x + xorg;
fullY1 = prect->y + yorg;
fullX2 = fullX1 + (int)prect->width;
fullY2 = fullY1 + (int)prect->height;
prect++;
n = REGION_NUM_RECTS(pClip);
pbox = REGION_RECTS(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--) {
int x1 = fullX1;
int x2 = fullX2;
int y1 = fullY1;
int y2 = fullY2;
if (pbox->x1 > x1)
x1 = pbox->x1;
if (pbox->x2 < x2)
x2 = pbox->x2;
if (pbox->y1 > y1)
y1 = pbox->y1;
if (pbox->y2 < y2)
y2 = pbox->y2;
pbox++;
if (x1 >= x2 || y1 >= y2)
continue;
(*uxa_screen->info->solid) (pPixmap,
x1 + xoff,
y1 + yoff,
x2 + xoff,
y2 + yoff);
}
}
(*uxa_screen->info->done_solid) (pPixmap);
out:
REGION_UNINIT(pScreen, pReg);
REGION_DESTROY(pScreen, pReg);
}
/**
* uxa_validate_gc() sets the ops to UXA's implementations, which may be
* accelerated or may sync the card and fall back to fb.
*/
static void
uxa_validate_gc(GCPtr pGC, unsigned long changes, DrawablePtr pDrawable)
{
/* fbValidateGC will do direct access to pixmaps if the tiling has
* changed.
* Preempt fbValidateGC by doing its work and masking the change out, so
* that we can do the Prepare/finish_access.
*/
#ifdef FB_24_32BIT
if ((changes & GCTile) && fbGetRotatedPixmap(pGC)) {
(*pGC->pScreen->DestroyPixmap) (fbGetRotatedPixmap(pGC));
fbGetRotatedPixmap(pGC) = 0;
}
if (pGC->fillStyle == FillTiled) {
PixmapPtr pOldTile, pNewTile;
pOldTile = pGC->tile.pixmap;
if (pOldTile->drawable.bitsPerPixel != pDrawable->bitsPerPixel) {
pNewTile = fbGetRotatedPixmap(pGC);
if (!pNewTile ||
pNewTile->drawable.bitsPerPixel !=
pDrawable->bitsPerPixel) {
if (pNewTile)
(*pGC->pScreen->
DestroyPixmap) (pNewTile);
/* fb24_32ReformatTile will do direct access
* of a newly-allocated pixmap. This isn't a
* problem yet, since we don't put pixmaps in
* FB until at least one accelerated UXA op.
*/
if (uxa_prepare_access
(&pOldTile->drawable, NULL, UXA_ACCESS_RO)) {
pNewTile =
fb24_32ReformatTile(pOldTile,
pDrawable->
bitsPerPixel);
uxa_finish_access(&pOldTile->drawable);
}
}
if (pNewTile) {
fbGetRotatedPixmap(pGC) = pOldTile;
pGC->tile.pixmap = pNewTile;
changes |= GCTile;
}
}
}
#endif
if (changes & GCTile) {
if (!pGC->tileIsPixel
&& FbEvenTile(pGC->tile.pixmap->drawable.width *
pDrawable->bitsPerPixel)) {
if (uxa_prepare_access
(&pGC->tile.pixmap->drawable, NULL, UXA_ACCESS_RW)) {
fbPadPixmap(pGC->tile.pixmap);
uxa_finish_access(&pGC->tile.pixmap->drawable);
}
}
/* Mask out the GCTile change notification, now that we've
* done FB's job for it.
*/
changes &= ~GCTile;
}
if (changes & GCStipple && pGC->stipple) {
/* We can't inline stipple handling like we do for GCTile
* because it sets fbgc privates.
*/
if (uxa_prepare_access(&pGC->stipple->drawable, NULL, UXA_ACCESS_RW)) {
fbValidateGC(pGC, changes, pDrawable);
uxa_finish_access(&pGC->stipple->drawable);
}
} else {
fbValidateGC(pGC, changes, pDrawable);
}
pGC->ops = (GCOps *) & uxa_ops;
}
/**
* uxa_poly_segment() 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
uxa_poly_segment(DrawablePtr pDrawable, GCPtr pGC, int nseg, xSegment * pSeg)
{
xRectangle *prect;
int i;
uxa_screen_t *uxa_screen = uxa_get_screen(pDrawable->pScreen);
if (uxa_screen->info->flags & UXA_USE_GLAMOR) {
int ok = 0;
if (uxa_prepare_access(pDrawable, UXA_GLAMOR_ACCESS_RW)) {
ok = glamor_poly_segment_nf(pDrawable, pGC, nseg, pSeg);
uxa_finish_access(pDrawable, UXA_GLAMOR_ACCESS_RW);
}
if (ok)
return;
}
/* Don't try to do wide lines or non-solid fill style. */
if (pGC->lineWidth != 0 || pGC->lineStyle != LineSolid ||
pGC->fillStyle != FillSolid) {
uxa_check_poly_segment(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) {
uxa_check_poly_segment(pDrawable, pGC, nseg, pSeg);
return;
}
}
prect = malloc(sizeof(xRectangle) * nseg);
if (!prect)
return;
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);
}
