void vivante_unaccel_GetImage(DrawablePtr pDrawable, int x, int y,
int w, int h, unsigned int format, unsigned long planeMask, char *d)
{
vivante_prepare_drawable(pDrawable, ACCESS_RO);
fbGetImage(pDrawable, x, y, w, h, format, planeMask, d);
vivante_finish_drawable(pDrawable, ACCESS_RO);
}
static void
glamor_get_image_bail(DrawablePtr drawable, int x, int y, int w, int h,
unsigned int format, unsigned long plane_mask, char *d)
{
if (glamor_prepare_access_box(drawable, GLAMOR_ACCESS_RO, x, y, w, h))
fbGetImage(drawable, x, y, w, h, format, plane_mask, d);
glamor_finish_access(drawable);
}
static void
radeon_glamor_get_image(DrawablePtr pDrawable, int x, int y, int w, int h,
unsigned int format, unsigned long planeMask, char *d)
{
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)) {
fbGetImage(pDrawable, x, y, w, h, format, planeMask, d);
radeon_glamor_finish_access_cpu(pixmap);
}
}
/**
* 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
uxa_get_image(DrawablePtr pDrawable, int x, int y, int w, int h,
unsigned int format, unsigned long planeMask, char *d)
{
ScreenPtr screen = pDrawable->pScreen;
uxa_screen_t *uxa_screen = uxa_get_screen(screen);
BoxRec Box;
PixmapPtr pPix = uxa_get_drawable_pixmap(pDrawable);
int xoff, yoff;
Bool ok;
uxa_get_drawable_deltas(pDrawable, pPix, &xoff, &yoff);
Box.x1 = pDrawable->y + x + xoff;
Box.y1 = pDrawable->y + y + yoff;
Box.x2 = Box.x1 + w;
Box.y2 = Box.y1 + h;
if (uxa_screen->info->flags & UXA_USE_GLAMOR) {
ok = 0;
if (uxa_prepare_access(pDrawable, UXA_GLAMOR_ACCESS_RW)) {
ok = glamor_get_image_nf(pDrawable, x, y, w, h,
format, planeMask, d);
uxa_finish_access(pDrawable, UXA_GLAMOR_ACCESS_RW);
}
if (!ok)
goto fallback;
return;
}
if (uxa_screen->force_fallback)
goto fallback;
pPix = uxa_get_offscreen_pixmap(pDrawable, &xoff, &yoff);
if (pPix == NULL || uxa_screen->info->get_image == NULL)
goto fallback;
/* Only cover the ZPixmap, solid copy case. */
if (format != ZPixmap || !UXA_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 = uxa_screen->info->get_image(pPix, pDrawable->x + x + xoff,
pDrawable->y + y + yoff, w, h, d,
PixmapBytePad(w, pDrawable->depth));
if (ok)
return;
fallback:
UXA_FALLBACK(("from %p (%c)\n", pDrawable,
uxa_drawable_location(pDrawable)));
if (uxa_prepare_access(pDrawable, UXA_ACCESS_RO)) {
fbGetImage(pDrawable, x, y, w, h, format, planeMask, d);
uxa_finish_access(pDrawable, UXA_ACCESS_RO);
}
return;
}
