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sna: Use fill->boxes to unroll PolyPoint 

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2011-10-23 19:11:35 +01:00
parent 5e08ca75a5
commit 94f9cd40dc
1 changed files with 47 additions and 38 deletions
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85
src/sna/sna_accel.c
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@ -2274,6 +2274,7 @@ sna_poly_point_blt(DrawablePtr drawable,
struct sna *sna = to_sna_from_drawable(drawable);
PixmapPtr pixmap = get_drawable_pixmap(drawable);
RegionPtr clip = fbGetCompositeClip(gc);
BoxRec box[512], *b = box, * const last_box = box + ARRAY_SIZE(box);
struct sna_fill_op fill;
DDXPointRec last;
int16_t dx, dy;
@ -2295,52 +2296,60 @@ sna_poly_point_blt(DrawablePtr drawable,
sna_damage_add_points(damage, pt, n, last.x, last.y);
do {
BoxRec r;
r.x1 = pt->x;
r.y1 = pt->y;
b->x1 = pt->x;
b->y1 = pt->y;
pt++;
r.x1 += last.x;
r.y1 += last.y;
b->x1 += last.x;
b->y1 += last.y;
if (mode == CoordModePrevious) {
last.x = r.x1;
last.y = r.y1;
last.x = b->x1;
last.y = b->y1;
}
r.x2 = r.x1 + 1;
r.y2 = r.y1 + 1;
fill.box(sna, &fill, &r);
b->x2 = b->x1 + 1;
b->y2 = b->y1 + 1;
if (++b == last_box) {
fill.boxes(sna, &fill, box, last_box - box);
b = box;
}
} while (--n);
} else while (n--) {
int x, y;
if (b != box)
fill.boxes(sna, &fill, box, last_box - box);
} else {
while (n--) {
int x, y;
x = pt->x;
y = pt->y;
pt++;
if (mode == CoordModePrevious) {
x += last.x;
y += last.y;
last.x = x;
last.y = y;
} else {
x += drawable->x;
y += drawable->y;
}
if (RegionContainsPoint(clip, x, y, NULL)) {
fill.blt(sna, &fill, x + dx, y + dy, 1, 1);
if (damage) {
BoxRec box;
box.x1 = x + dx;
box.y1 = y + dy;
box.x2 = box.x1 + 1;
box.y2 = box.y1 + 1;
assert_pixmap_contains_box(pixmap, &box);
sna_damage_add_box(damage, &box);
x = pt->x;
y = pt->y;
pt++;
if (mode == CoordModePrevious) {
x += last.x;
y += last.y;
last.x = x;
last.y = y;
} else {
x += drawable->x;
y += drawable->y;
}
if (RegionContainsPoint(clip, x, y, NULL)) {
b->x1 = x + dx;
b->y1 = y + dy;
b->x2 = b->x1 + 1;
b->y2 = b->y1 + 1;
if (++b == last_box){
fill.boxes(sna, &fill, box, last_box - box);
if (damage)
sna_damage_add_boxes(damage, box, last_box-box, 0, 0);
b = box;
}
}
}
if (b != box){
fill.boxes(sna, &fill, box, b - box);
if (damage)
sna_damage_add_boxes(damage, box, b-box, 0, 0);
}
}
fill.done(sna, &fill);