mirror of
git://projects.qi-hardware.com/eda-tools.git
synced 2024-11-25 21:13:45 +02:00
eeshow/gfx/diff.c (complement_box): determine limits outside the loops
This commit is contained in:
parent
3b76b058fd
commit
ff47d69d25
@ -253,15 +253,22 @@ static void differences(struct diff *diff, uint32_t *a, const uint32_t *b)
|
||||
static void complement_box(struct diff *diff, uint32_t *a,
|
||||
int xa, int ya, int xb, int yb, uint32_t color)
|
||||
{
|
||||
int sx, sy, ex, ey;
|
||||
uint32_t *p;
|
||||
int x, y;
|
||||
|
||||
for (y = ya; y != yb; y++) {
|
||||
if (y < 0 || y >= diff->h)
|
||||
continue;
|
||||
sx = xa > 0 ? xa : 0;
|
||||
ex = xb < diff->w ? xb : diff->w;
|
||||
sy = ya > 0 ? ya : 0;
|
||||
ey = yb < diff->h ? yb : diff->h;
|
||||
|
||||
if (sx >= ex || sy >= ey)
|
||||
return;
|
||||
|
||||
for (y = sy; y != ey; y++) {
|
||||
p = a + y * (diff->stride >> 2);
|
||||
for (x = xa; x != xb; x++)
|
||||
if (x >= 0 && x < diff->w && (p[x] & MASK) == MASK)
|
||||
for (x = sx; x != ex; x++)
|
||||
if ((p[x] & MASK) == MASK)
|
||||
p[x] = color;
|
||||
}
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user