void vivante_unaccel_GetSpans(DrawablePtr pDrawable, int wMax, DDXPointPtr ppt,
int *pwidth, int nspans, char *pdstStart)
{
vivante_prepare_drawable(pDrawable, ACCESS_RO);
fbGetSpans(pDrawable, wMax, ppt, pwidth, nspans, pdstStart);
vivante_finish_drawable(pDrawable, ACCESS_RO);
}
static void
radeon_glamor_get_spans(DrawablePtr pDrawable, int wMax, DDXPointPtr ppt,
int *pwidth, int nspans, char *pdstStart)
{
ScrnInfoPtr scrn = xf86ScreenToScrn(pDrawable->pScreen);
PixmapPtr pixmap = get_drawable_pixmap(pDrawable);
struct radeon_pixmap *priv = radeon_get_pixmap_private(pixmap);
if (radeon_glamor_prepare_access_cpu_ro(scrn, pixmap, priv)) {
fbGetSpans(pDrawable, wMax, ppt, pwidth, nspans, pdstStart);
radeon_glamor_finish_access_cpu(pixmap);
}
}
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);
}
}
static Bool
_glamor_get_spans(DrawablePtr drawable,
int wmax,
DDXPointPtr points, int *widths, int count, char *dst,
Bool fallback)
{
PixmapPtr pixmap = glamor_get_drawable_pixmap(drawable);
glamor_pixmap_private *pixmap_priv =
glamor_get_pixmap_private(pixmap);
int i;
uint8_t *readpixels_dst = (uint8_t *) dst;
int x_off, y_off;
Bool ret = FALSE;
if (!GLAMOR_PIXMAP_PRIV_HAS_FBO(pixmap_priv))
goto fail;
glamor_get_drawable_deltas(drawable, pixmap, &x_off, &y_off);
for (i = 0; i < count; i++) {
#ifdef DEBUG
void *data =
#endif
glamor_download_sub_pixmap_to_cpu(pixmap, points[i].x + x_off,
points[i].y + y_off, widths[i], 1,
PixmapBytePad(widths[i], drawable->depth),
readpixels_dst, 0, GLAMOR_ACCESS_RO);
assert(data == readpixels_dst);
readpixels_dst += PixmapBytePad(widths[i], drawable->depth);
}
ret = TRUE;
goto done;
fail:
if (!fallback
&& glamor_ddx_fallback_check_pixmap(drawable))
goto done;
ret = TRUE;
if (glamor_prepare_access(drawable, GLAMOR_ACCESS_RO)) {
fbGetSpans(drawable, wmax, points, widths, count, dst);
}
glamor_finish_access(drawable);
done:
return ret;
}
