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	[st][patch][visualbell3] Added patch - sites - public wiki contents of suckless…
	git clone git://git.suckless.org/sites
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	---
	commit a022a11df2f663efb050d640b219be30262bc5cd
	parent 399ccd26932e3ec495c4eb9abc4c590eef21e416
	Author: yahei <[email protected]>
	Date: Tue, 6 May 2025 16:42:24 +0900

	[st][patch][visualbell3] Added patch

	Diffstat:
	A st.suckless.org/patches/visualbell… \| 15 +++++++++++++++
	A st.suckless.org/patches/visualbell… \| 155 +++++++++++++++++++++++++++…

	2 files changed, 170 insertions(+), 0 deletions(-)
	---
	diff --git a/st.suckless.org/patches/visualbell3/index.md b/st.suckless.org/pat…
	@@ -0,0 +1,15 @@
	+visualbell3
	+===========
	+
	+Description
	+-----------
	+A visual bell that changes the color of the entire screen.
	+If [alpha](../alpha) is also applied, the alpha setting is also enabled.
	+
	+Download
	+--------
	+* [st-visualbell3-0.9.2.diff](st-visualbell3-0.9.2.diff)
	+
	+Author
	+------
	+* yahei - <[email protected]>
	diff --git a/st.suckless.org/patches/visualbell3/st-visualbell3-0.9.2.diff b/st…
	@@ -0,0 +1,155 @@
	+diff --git a/config.def.h b/config.def.h
	+index 2cd740a..ccf3ab8 100644
	+--- a/config.def.h
	++++ b/config.def.h
	+@@ -73,6 +73,20 @@ static unsigned int cursorthickness = 2;
	+ */
	+ static int bellvolume = 0;
	+
	++/* visual bell duration (in milliseconds) */
	++static unsigned int bellduration = 150;
	++
	++/*
	++ * visual bell colors
	++ *
	++ * Formulas from normal colors to bell colors.
	++ * Bell colors are clipped between 0x0000 and 0xffff.
	++ */
	++#define BELLR(color) (color.red * 0.9 + 0xffff * 0.1)
	++#define BELLG(color) (color.green * 0.9 + 0xffff * 0.1)
	++#define BELLB(color) (color.blue * 0.9 + 0xffff * 0.1)
	++#define BELLA(color) (color.alpha - 0x0500)
	++
	+ /* default TERM value */
	+ char *termname = "st-256color";
	+
	+diff --git a/x.c b/x.c
	+index bd23686..30db597 100644
	+--- a/x.c
	++++ b/x.c
	+@@ -135,6 +135,8 @@ typedef struct {
	+ /* Drawing Context */
	+ typedef struct {
	+ Color *col;
	++ Color *normalcol;
	++ Color *bellcol;
	+ size_t collen;
	+ Font font, bfont, ifont, ibfont;
	+ GC gc;
	+@@ -155,6 +157,8 @@ static void cresize(int, int);
	+ static void xresize(int, int);
	+ static void xhints(void);
	+ static int xloadcolor(int, const char , Color );
	++static void xnormalcols(void);
	++static void xbellcols(void);
	+ static int xloadfont(Font , FcPattern );
	+ static void xloadfonts(const char *, double);
	+ static void xunloadfont(Font *);
	+@@ -220,6 +224,7 @@ static DC dc;
	+ static XWindow xw;
	+ static XSelection xsel;
	+ static TermWindow win;
	++struct timespec lastbell;
	+
	+ /* Font Ring Cache */
	+ enum {
	+@@ -795,18 +800,33 @@ xloadcols(void)
	+ {
	+ int i;
	+ static int loaded;
	+- Color *cp;
	+
	+ if (loaded) {
	+- for (cp = dc.col; cp < &dc.col[dc.collen]; ++cp)
	+- XftColorFree(xw.dpy, xw.vis, xw.cmap, cp);
	++ for (i = 0; i < dc.collen; i++) {
	++ XftColorFree(xw.dpy, xw.vis, xw.cmap, &dc.normalcol[i…
	++ XftColorFree(xw.dpy, xw.vis, xw.cmap, &dc.bellcol[i]);
	++ }
	+ } else {
	+ dc.collen = MAX(LEN(colorname), 256);
	+- dc.col = xmalloc(dc.collen * sizeof(Color));
	++ dc.normalcol = xmalloc(dc.collen * sizeof(Color));
	++ dc.bellcol = xmalloc(dc.collen * sizeof(Color));
	++ dc.col = dc.normalcol;
	+ }
	+
	++ xnormalcols();
	++ xbellcols();
	++
	++ loaded = 1;
	++}
	++
	++void
	++xnormalcols(void)
	++{
	++ int i;
	++ static int loaded;
	++
	+ for (i = 0; i < dc.collen; i++)
	+- if (!xloadcolor(i, NULL, &dc.col[i])) {
	++ if (!xloadcolor(i, NULL, &dc.normalcol[i])) {
	+ if (colorname[i])
	+ die("could not allocate color '%s'\n", colorn…
	+ else
	+@@ -815,6 +835,22 @@ xloadcols(void)
	+ loaded = 1;
	+ }
	+
	++void
	++xbellcols(void)
	++{
	++ int i;
	++ XRenderColor bc;
	++
	++ for (i = 0; i < dc.collen; i++) {
	++ bc.red = MAX(0, MIN(0xffff, BELLR(dc.normalcol[i].color)));
	++ bc.green = MAX(0, MIN(0xffff, BELLG(dc.normalcol[i].color)));
	++ bc.blue = MAX(0, MIN(0xffff, BELLB(dc.normalcol[i].color)));
	++ bc.alpha = MAX(0, MIN(0xffff, BELLA(dc.normalcol[i].color)));
	++ XftColorAllocValue(xw.dpy, xw.vis,
	++ xw.cmap, &bc, &dc.bellcol[i]);
	++ }
	++}
	++
	+ int
	+ xgetcolor(int x, unsigned char r, unsigned char g, unsigned char *b)
	+ {
	+@@ -1766,6 +1802,10 @@ xbell(void)
	+ xseturgency(1);
	+ if (bellvolume)
	+ XkbBell(xw.dpy, xw.win, bellvolume, (Atom)NULL);
	++
	++ clock_gettime(CLOCK_MONOTONIC, &lastbell);
	++ dc.col = dc.bellcol;
	++ redraw();
	+ }
	+
	+ void
	+@@ -1925,7 +1965,7 @@ run(void)
	+ fd_set rfd;
	+ int xfd = XConnectionNumber(xw.dpy), ttyfd, xev, drawing;
	+ struct timespec seltv, *tv, now, lastblink, trigger;
	+- double timeout;
	++ double timeout, bellremain;
	+
	+ /* Waiting for window mapping */
	+ do {
	+@@ -2014,6 +2054,17 @@ run(void)
	+ }
	+ }
	+
	++ /* bell */
	++ if (dc.col == dc.bellcol) {
	++ bellremain = bellduration - TIMEDIFF(now, lastbell);
	++ if (bellremain < 0) {
	++ dc.col = dc.normalcol;
	++ redraw();
	++ } else if (timeout < 0 \|\| bellremain < timeout) {
	++ timeout = bellremain;
	++ }
	++ }
	++
	+ draw();
	+ XFlush(xw.dpy);
	+ drawing = 0;