diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2013-06-25 21:12:23 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2013-06-26 10:02:40 +0100 |
| commit | e033a28bcb37867f3c947475714e1ef45c868825 (patch) | |
| tree | f17740e37f5759a072a178f595e39da7d0a3650c /src/sna/sna_accel.c | |
| parent | b77c334a26c55d3028971897dcba21407a7a4743 (diff) | |
sna: Optimize clears to white
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Diffstat (limited to 'src/sna/sna_accel.c')
| -rw-r--r-- | src/sna/sna_accel.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/src/sna/sna_accel.c b/src/sna/sna_accel.c index 65d97c74..47b25095 100644 --- a/src/sna/sna_accel.c +++ b/src/sna/sna_accel.c @@ -1987,8 +1987,9 @@ skip_inplace_map: assert(!priv->mapped); if (priv->clear) { - DBG(("%s: applying clear [%08x]\n", - __FUNCTION__, priv->clear_color)); + DBG(("%s: applying clear [%08x] size=%dx%d, stride=%d (total=%d)\n", + __FUNCTION__, priv->clear_color, pixmap->drawable.width, pixmap->drawable.height, + pixmap->devKind, pixmap->devKind * pixmap->drawable.height)); if (priv->cpu_bo) { DBG(("%s: syncing CPU bo\n", __FUNCTION__)); @@ -1996,7 +1997,9 @@ skip_inplace_map: assert(pixmap->devPrivate.ptr == (void *)((unsigned long)priv->cpu_bo->map & ~3)); } - if (priv->clear_color == 0 || pixmap->drawable.bitsPerPixel == 8) { + if (priv->clear_color == 0 || + pixmap->drawable.bitsPerPixel == 8 || + priv->clear_color == (1 << pixmap->drawable.bitsPerPixel) - 1) { memset(pixmap->devPrivate.ptr, priv->clear_color, pixmap->devKind * pixmap->drawable.height); } else { @@ -14208,7 +14211,8 @@ sna_get_image_blt(DrawablePtr drawable, pitch = PixmapBytePad(w, pixmap->drawable.depth); if (priv->clear_color == 0 || - pixmap->drawable.bitsPerPixel == 8) { + pixmap->drawable.bitsPerPixel == 8 || + priv->clear_color == (1U << pixmap->drawable.bitsPerPixel) - 1) { memset(dst, priv->clear_color, pitch * h); } else { pixman_fill((uint32_t *)dst, |