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optimize rendering

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Hojun-Cho
2026-02-08 18:06:30 +09:00
parent 9afad8e4ff
commit 884ba56619
7 changed files with 29 additions and 23 deletions
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13
win.c
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@@ -73,7 +73,7 @@ drawkouho(Drawcmd *dc, int first, int n, int w, int h)
memset(img, (uchar)Colbg, w * h * sizeof(u32int));
drawstr(img, 0, 0, dc->pre.r, dc->pre.n, w, h);
if(dc->sel >= 0){
sely = Fontsz + (dc->sel - first) * Fontsz;
sely = Fontsz + dc->sel * Fontsz;
memset(img + sely * w, (uchar)Colsel, Fontsz * w * sizeof(u32int));
}
for(i = 0, y = Fontsz; i < n; i++, y += Fontsz){
@@ -101,17 +101,16 @@ winhide(void)
static void
winshow(Drawcmd *dc)
{
int px, py, w, h, i, n, first, maxw;
int px, py, w, h, i, n, maxw;
u32int vals[4];
xcb_query_pointer_reply_t *ptr;
xcb_query_pointer_cookie_t cookie;
cookie = xcb_query_pointer(conn, scr->root);
first = dc->sel >= Maxdisp ? dc->sel - Maxdisp + 1 : 0;
n = min(dc->nkouho - first, Maxdisp);
n = dc->nkouho;
maxw = dc->pre.n;
for(i = 0; i < n; i++)
maxw = max(maxw, dc->kouho[first+i].n);
maxw = max(maxw, dc->kouho[i].n);
ptr = xcb_query_pointer_reply(conn, cookie, nil);
if(ptr == nil)
die("xcb_query_pointer");
@@ -127,7 +126,7 @@ winshow(Drawcmd *dc)
XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT,
vals);
xcb_map_window(conn, win);
drawkouho(dc, first, n, w, h);
drawkouho(dc, 0, n, w, h);
putimage(w, h);
}
@@ -139,6 +138,8 @@ drawthread(void*)
threadsetname("draw");
wininit();
while(chanrecv(drawc, &dc) > 0){
while(channbrecv(drawc, &dc) > 0)
;
if(dc.nkouho == 0 && dc.pre.n == 0)
winhide();
else