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Fix sixel issues and add a clearing sequence #99

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merged 1 commit into from
Jun 12, 2023
Merged

Fix sixel issues and add a clearing sequence #99

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10 changes: 8 additions & 2 deletions st.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2297,6 +2297,12 @@ csihandle(void)
}
#endif // SIXEL_PATCH
break;
#if SIXEL_PATCH
case 6: /* sixels */
for (im = term.images; im; im = im->next)
im->should_delete = 1;
break;
#endif // SIXEL_PATCH
default:
goto unknown;
}
Expand Down Expand Up @@ -2658,10 +2664,10 @@ strhandle(void)
}
for (i = 0; i < (sixel_st.image.height + win.ch-1)/win.ch; ++i) {
int x;
tclearregion(term.c.x, term.c.y, term.c.x+(sixel_st.image.width+win.cw-1)/win.cw, term.c.y);
tclearregion(term.c.x, term.c.y, term.c.x+(sixel_st.image.width+win.cw-1)/win.cw-1, term.c.y);
for (x = term.c.x; x < MIN(term.col, term.c.x+(sixel_st.image.width+win.cw-1)/win.cw); x++)
term.line[term.c.y][x].mode |= ATTR_SIXEL;
tnewline(1);
tnewline(0);
}
}
#endif // SIXEL_PATCH
Expand Down
22 changes: 7 additions & 15 deletions x.c
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Expand Up @@ -2949,28 +2949,19 @@ void
xfinishdraw(void)
{
#if SIXEL_PATCH
ImageList *im;
ImageList *im, *next;
XGCValues gcvalues;
GC gc;
#endif // SIXEL_PATCH

#if SIXEL_PATCH
for (im = term.images; im; im = im->next) {
if (term.images == NULL) {
/* last image was deleted, bail out */
break;
}
for (im = term.images; im; im = next) {
/* get the next image here, because delete_image() will delete the current image */
next = im->next;

if (im->should_delete) {
delete_image(im);

/* prevent the next iteration from accessing an invalid image pointer */
im = term.images;
if (im == NULL) {
break;
} else {
continue;
}
continue;
}

if (!im->pixmap) {
Expand Down Expand Up @@ -3005,7 +2996,8 @@ xfinishdraw(void)
}

memset(&gcvalues, 0, sizeof(gcvalues));
gc = XCreateGC(xw.dpy, xw.win, 0, &gcvalues);
gcvalues.graphics_exposures = False;
gc = XCreateGC(xw.dpy, xw.win, GCGraphicsExposures, &gcvalues);

#if ANYSIZE_PATCH
XCopyArea(xw.dpy, (Drawable)im->pixmap, xw.buf, gc, 0, 0, im->width, im->height, win.hborderpx + im->x * win.cw, win.vborderpx + im->y * win.ch);
Expand Down