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Change overlay_ranges into visible_ranges.

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This commit is contained in:
Michael Grant
2026-01-21 19:34:19 +00:00
parent 35485f2b5e
commit a25c14d472
7 changed files with 130 additions and 130 deletions
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46
server-client.c
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@@ -165,37 +165,36 @@ server_client_clear_overlay(struct client *c)
* Given overlay position and dimensions, return parts of the input range which
* are visible.
*/
struct visible_ranges *
void
server_client_overlay_range(u_int x, u_int y, u_int sx, u_int sy, u_int px,
u_int py, u_int nx)
u_int py, u_int nx, struct visible_ranges *r)
{
u_int ox, onx;
static struct visible_ranges r = {NULL, NULL, 0, 0};
/* For efficiency vr is static and space reused. */
if (r.size == 0) {
r.px = xcalloc(2, sizeof(u_int));
r.nx = xcalloc(2, sizeof(u_int));
r.size = 2;
/* Caller must free when no longer used. */
if (r->size == 0) {
r->ranges = xcalloc(2, sizeof(struct visible_range));
r->size = 2;
r->used = 0;
}
/* Trivial case of no overlap in the y direction. */
if (py < y || py > y + sy - 1) {
r.px[0] = px;
r.nx[0] = nx;
r.used = 1;
return (&r);
r->ranges[0].px = px;
r->ranges[0].nx = nx;
r->used = 1;
return;
}
/* Visible bit to the left of the popup. */
if (px < x) {
r.px[0] = px;
r.nx[0] = x - px;
if (r.nx[0] > nx)
r.nx[0] = nx;
r->ranges[0].px = px;
r->ranges[0].nx = x - px;
if (r->ranges[0].nx > nx)
r->ranges[0].nx = nx;
} else {
r.px[0] = 0;
r.nx[0] = 0;
r->ranges[0].px = 0;
r->ranges[0].nx = 0;
}
/* Visible bit to the right of the popup. */
@@ -204,14 +203,13 @@ server_client_overlay_range(u_int x, u_int y, u_int sx, u_int sy, u_int px,
ox = px;
onx = px + nx;
if (onx > ox) {
r.px[1] = ox;
r.nx[1] = onx - ox;
r->ranges[1].px = ox;
r->ranges[1].nx = onx - ox;
} else {
r.px[1] = 0;
r.nx[1] = 0;
r->ranges[1].px = 0;
r->ranges[1].nx = 0;
}
r.used = 2;
return (&r);
r->used = 2;
}
/* Check if this client is inside this server. */