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sna: Convert a clear tile into a solid fill 

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2014-07-04 12:39:01 +01:00
parent 2e0763088f
commit d3ccb3f3b2
1 changed files with 25 additions and 7 deletions
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32
src/sna/sna_accel.c
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@ -12601,6 +12601,26 @@ out_gc:
return ret;
}
inline static bool tile_is_solid(GCPtr gc, uint32_t *pixel)
{
PixmapPtr tile = gc->tile.pixmap;
struct sna_pixmap *priv;
if ((tile->drawable.width | tile->drawable.height) == 1) {
DBG(("%s: single pixel tile pixmap, converting to solid fill\n", __FUNCTION__));
*pixel = get_pixel(tile);
return true;
}
priv = sna_pixmap(tile);
if (priv == NULL || !priv->clear)
return false;
DBG(("%s: tile is clear, converting to solid fill\n", __FUNCTION__));
*pixel = priv->clear_color;
return true;
}
static bool
sna_poly_fill_rect_tiled_blt(DrawablePtr drawable,
struct kgem_bo *bo,
@ -12617,6 +12637,7 @@ sna_poly_fill_rect_tiled_blt(DrawablePtr drawable,
CARD32 alu = gc->alu;
int tile_width, tile_height;
int16_t dx, dy;
uint32_t pixel;
DBG(("%s pixmap=%ld, x %d [(%d, %d)x(%d, %d)...], clipped? %d\n",
__FUNCTION__, pixmap->drawable.serialNumber,
@ -12626,22 +12647,19 @@ sna_poly_fill_rect_tiled_blt(DrawablePtr drawable,
assert(tile->drawable.depth == drawable->depth);
assert(bo);
tile_width = tile->drawable.width;
tile_height = tile->drawable.height;
if ((tile_width | tile_height) == 1) {
DBG(("%s: single pixel tile pixmap ,converting to solid fill\n",
__FUNCTION__));
if (tile_is_solid(gc, &pixel))
return sna_poly_fill_rect_blt(drawable, bo, damage,
gc, get_pixel(tile),
gc, pixel,
n, rect,
extents, clipped);
}
/* XXX [248]x[238] tiling can be reduced to a pattern fill.
* Also we can do the lg2 reduction for BLT and use repeat modes for
* RENDER.
*/
tile_width = tile->drawable.width;
tile_height = tile->drawable.height;
if ((tile_width | tile_height) == 8) {
bool ret;