[wiki] [sites] Make st/alpha work after e23acb9 || farlusiva

From: <git_AT_suckless.org>
Date: Wed, 16 Jan 2019 18:34:30 +0100

commit a77580f7aca732c27455a0121573c3278a0edfda
Author: farlusiva <hhhkko5_AT_gmail.com>
Date: Wed Jan 16 18:33:05 2019 +0100

    Make st/alpha work after e23acb9

diff --git a/st.suckless.org/patches/alpha/index.md b/st.suckless.org/patches/alpha/index.md
index b3ce0321..afff933c 100644
--- a/st.suckless.org/patches/alpha/index.md
+++ b/st.suckless.org/patches/alpha/index.md
_AT_@ -26,6 +26,7 @@ Download
 * [st-alpha-20171221-0ac685f.diff](st-alpha-20171221-0ac685f.diff)
 * [st-alpha-0.8.1.diff](st-alpha-0.8.1.diff)
 * [st-alpha-20180616-0.8.1.diff](st-alpha-20180616-0.8.1.diff)
+* [st-alpha-20190116-3be4cf1.diff](st-alpha-20190116-3be4cf1.diff)
 
 Authors
 -------
diff --git a/st.suckless.org/patches/alpha/st-alpha-20190116-3be4cf1.diff b/st.suckless.org/patches/alpha/st-alpha-20190116-3be4cf1.diff
new file mode 100644
index 00000000..96aadbbb
--- /dev/null
+++ b/st.suckless.org/patches/alpha/st-alpha-20190116-3be4cf1.diff
_AT_@ -0,0 +1,200 @@
+diff --git a/config.def.h b/config.def.h
+index 0e01717..007fbd4 100644
+--- a/config.def.h
++++ b/config.def.h
+_AT_@ -82,6 +82,9 @@ char *termname = "st-256color";
+ */
+ unsigned int tabspaces = 8;
+
++/* bg opacity */
++unsigned int alpha = 0xcc;
++
+ /* Terminal colors (16 first used in escape sequence) */
+ static const char *colorname[] = {
+ /* 8 normal colors */
+_AT_@ -109,6 +112,7 @@ static const char *colorname[] = {
+ /* more colors can be added after 255 to use with DefaultXX */
+ "#cccccc",
+ "#555555",
++ "black",
+ };
+
+
+_AT_@ -117,7 +121,7 @@ static const char *colorname[] = {
+ * foreground, background, cursor, reverse cursor
+ */
+ unsigned int defaultfg = 7;
+-unsigned int defaultbg = 0;
++unsigned int defaultbg = 257;
+ static unsigned int defaultcs = 256;
+ static unsigned int defaultrcs = 257;
+
+diff --git a/config.mk b/config.mk
+index 5059632..1844c14 100644
+--- a/config.mk
++++ b/config.mk
+_AT_@ -13,10 +13,10 @@ X11LIB = /usr/X11R6/lib
+ PKG_CONFIG = pkg-config
+
+ # includes and libs
+-INCS = -I$(X11INC) \
++INCS = -I. -I/usr/include -I${X11INC} \
+ `$(PKG_CONFIG) --cflags fontconfig` \
+ `$(PKG_CONFIG) --cflags freetype2`
+-LIBS = -L$(X11LIB) -lm -lrt -lX11 -lutil -lXft \
++LIBS = -L/usr/lib -lc -L${X11LIB} -lm -lrt -lX11 -lutil -lXft -lXrender\
+ `$(PKG_CONFIG) --libs fontconfig` \
+ `$(PKG_CONFIG) --libs freetype2`
+
+diff --git a/st.h b/st.h
+index 38c61c4..935a9d3 100644
+--- a/st.h
++++ b/st.h
+_AT_@ -118,5 +118,6 @@ extern char *worddelimiters;
+ extern int allowaltscreen;
+ extern char *termname;
+ extern unsigned int tabspaces;
++extern unsigned int alpha;
+ extern unsigned int defaultfg;
+ extern unsigned int defaultbg;
+diff --git a/x.c b/x.c
+index 0422421..441bada 100644
+--- a/x.c
++++ b/x.c
+_AT_@ -48,6 +48,10 @@ typedef struct {
+ #define XK_NO_MOD 0
+ #define XK_SWITCH_MOD (1<<13)
+
++/* alpha */
++#define OPAQUE 0Xff
++#define USE_ARGB (alpha != OPAQUE && opt_embed == NULL)
++
+ /* function definitions used in config.h */
+ static void clipcopy(const Arg *);
+ static void clippaste(const Arg *);
+_AT_@ -98,6 +102,7 @@ typedef struct {
+ XSetWindowAttributes attrs;
+ int scr;
+ int isfixed; /* is fixed geometry? */
++ int depth; /* bit depth */
+ int l, t; /* left and top offset */
+ int gm; /* geometry mask */
+ } XWindow;
+_AT_@ -688,7 +693,7 @@ xresize(int col, int row)
+
+ XFreePixmap(xw.dpy, xw.buf);
+ xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h,
+- DefaultDepth(xw.dpy, xw.scr));
++ xw.depth);
+ XftDrawChange(xw.draw, xw.buf);
+ xclear(0, 0, win.w, win.h);
+
+_AT_@ -748,6 +753,14 @@ xloadcols(void)
+ else
+ die("could not allocate color %d
", i);
+ }
++
++ /* set alpha value of bg color */
++ if (USE_ARGB) {
++ dc.col[defaultbg].color.alpha = alpha << 8;
++ dc.col[defaultbg].color.red = ((dc.col[defaultbg].color.red >> 8) * alpha / 255) << 8;
++ dc.col[defaultbg].color.green = ((dc.col[defaultbg].color.green >> 8) * alpha / 255) << 8;
++ dc.col[defaultbg].color.blue = ((dc.col[defaultbg].color.blue >> 8) * alpha / 255) << 8;
++ }
+ loaded = 1;
+ }
+
+_AT_@ -769,6 +782,17 @@ xsetcolorname(int x, const char *name)
+ return 0;
+ }
+
++void
++xtermclear(int col1, int row1, int col2, int row2)
++{
++ XftDrawRect(xw.draw,
++ &dc.col[IS_SET(MODE_REVERSE) ? defaultfg : defaultbg],
++ borderpx + col1 * win.cw,
++ borderpx + row1 * win.ch,
++ (col2-col1+1) * win.cw,
++ (row2-row1+1) * win.ch);
++}
++
+ /*
+ * Absolute coordinates.
+ */
+_AT_@ -1008,7 +1032,40 @@ xinit(int cols, int rows)
+ if (!(xw.dpy = XOpenDisplay(NULL)))
+ die("can't open display
");
+ xw.scr = XDefaultScreen(xw.dpy);
+- xw.vis = XDefaultVisual(xw.dpy, xw.scr);
++ xw.depth = (USE_ARGB) ? 32: XDefaultDepth(xw.dpy, xw.scr);
++ if (!USE_ARGB)
++ xw.vis = XDefaultVisual(xw.dpy, xw.scr);
++ else {
++ XVisualInfo *vis;
++ XRenderPictFormat *fmt;
++ int nvi;
++ int i;
++
++ XVisualInfo tpl = {
++ .screen = xw.scr,
++ .depth = 32,
++ .class = TrueColor
++ };
++
++ vis = XGetVisualInfo(xw.dpy,
++ VisualScreenMask | VisualDepthMask | VisualClassMask,
++ &tpl, &nvi);
++ xw.vis = NULL;
++ for (i = 0; i < nvi; i++) {
++ fmt = XRenderFindVisualFormat(xw.dpy, vis[i].visual);
++ if (fmt->type == PictTypeDirect && fmt->direct.alphaMask) {
++ xw.vis = vis[i].visual;
++ break;
++ }
++ }
++
++ XFree(vis);
++
++ if (!xw.vis) {
++ fprintf(stderr, "Couldn't find ARGB visual.
");
++ exit(1);
++ }
++ }
+
+ /* font */
+ if (!FcInit())
+_AT_@ -1018,7 +1075,11 @@ xinit(int cols, int rows)
+ xloadfonts(usedfont, 0);
+
+ /* colors */
+- xw.cmap = XDefaultColormap(xw.dpy, xw.scr);
++ if (!USE_ARGB)
++ xw.cmap = XDefaultColormap(xw.dpy, xw.scr);
++ else
++ xw.cmap = XCreateColormap(xw.dpy, XRootWindow(xw.dpy, xw.scr),
++ xw.vis, None);
+ xloadcols();
+
+ /* adjust fixed window geometry */
+_AT_@ -1041,16 +1102,15 @@ xinit(int cols, int rows)
+ if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0))))
+ parent = XRootWindow(xw.dpy, xw.scr);
+ xw.win = XCreateWindow(xw.dpy, parent, xw.l, xw.t,
+- win.w, win.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
++ win.w, win.h, 0, xw.depth, InputOutput,
+ xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity
+ | CWEventMask | CWColormap, &xw.attrs);
+
+ memset(&gcvalues, 0, sizeof(gcvalues));
+ gcvalues.graphics_exposures = False;
+- dc.gc = XCreateGC(xw.dpy, parent, GCGraphicsExposures,
+- &gcvalues);
+- xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h,
+- DefaultDepth(xw.dpy, xw.scr));
++ xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, xw.depth);
++ dc.gc = XCreateGC(xw.dpy, (USE_ARGB) ? xw.buf: parent,
++ GCGraphicsExposures, &gcvalues);
+ XSetForeground(xw.dpy, dc.gc, dc.col[defaultbg].pixel);
+ XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, win.w, win.h);
+
Received on Wed Jan 16 2019 - 18:34:30 CET