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sna: Trim the clipped Segment to the right length 

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2012-01-24 17:23:59 +00:00
parent 358a0861e6
commit b56971986d
1 changed files with 2 additions and 14 deletions
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16
src/sna/sna_accel.c
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@ -6687,12 +6687,6 @@ rectangle_continue:
continue;
length = abs(x2 - x1);
/* if we've clipped the endpoint, always draw the full length
* of the segment, because then the capstyle doesn't matter
*/
if (pt2_clipped)
length++;
if (length == 0)
continue;
@ -6713,7 +6707,7 @@ rectangle_continue:
b->x1 = x1;
b->y2 = b->y1 = y1;
while (length--) {
while (--length) {
e += e1;
x1++;
if (e >= 0) {
@ -6765,12 +6759,6 @@ X_continue2:
continue;
length = abs(y2 - y1);
/* if we've clipped the endpoint, always draw the full length
* of the segment, because then the capstyle doesn't matter
*/
if (pt2_clipped)
length++;
if (length == 0)
continue;
@ -6792,7 +6780,7 @@ X_continue2:
b->x2 = b->x1 = x1;
b->y1 = y1;
while (length--) {
while (--length) {
e += e1;
y1 += sdy;
if (e >= 0) {