Apply alpha patch with modifications
We do not expose the alpha definition in config.h as in the original patch due to encountering a strange linker issue during build.
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parent
451bfc2491
commit
19f633e151
3 changed files with 39 additions and 12 deletions
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@ -93,6 +93,9 @@ char *termname = "st-256color";
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*/
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unsigned int tabspaces = 8;
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/* bg opacity */
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float alpha = 0.8;
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/* Terminal colors (16 first used in escape sequence) */
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static const char *colorname[] = {
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/* 8 normal colors */
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@ -120,6 +123,7 @@ static const char *colorname[] = {
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/* more colors can be added after 255 to use with DefaultXX */
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"#cccccc",
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"#555555",
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"black",
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};
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@ -128,7 +132,7 @@ static const char *colorname[] = {
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* foreground, background, cursor, reverse cursor
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*/
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unsigned int defaultfg = 7;
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unsigned int defaultbg = 0;
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unsigned int defaultbg = 258;
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static unsigned int defaultcs = 256;
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static unsigned int defaultrcs = 257;
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@ -17,7 +17,7 @@ INCS = -I$(X11INC) \
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`$(PKG_CONFIG) --cflags fontconfig` \
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`$(PKG_CONFIG) --cflags freetype2` \
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`$(PKG_CONFIG) --cflags harfbuzz`
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LIBS = -L$(X11LIB) -lm -lrt -lX11 -lutil -lXft \
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LIBS = -L$(X11LIB) -lm -lrt -lX11 -lutil -lXft -lXrender\
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`$(PKG_CONFIG) --libs fontconfig` \
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`$(PKG_CONFIG) --libs freetype2` \
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`$(PKG_CONFIG) --libs harfbuzz`
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43
x.c
43
x.c
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@ -107,6 +107,7 @@ typedef struct {
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XSetWindowAttributes attrs;
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int scr;
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int isfixed; /* is fixed geometry? */
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int depth; /* bit depth */
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int l, t; /* left and top offset */
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int gm; /* geometry mask */
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} XWindow;
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@ -245,6 +246,7 @@ static char *usedfont = NULL;
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static double usedfontsize = 0;
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static double defaultfontsize = 0;
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static char *opt_alpha = NULL;
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static char *opt_class = NULL;
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static char **opt_cmd = NULL;
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static char *opt_embed = NULL;
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@ -739,7 +741,7 @@ xresize(int col, int row)
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XFreePixmap(xw.dpy, xw.buf);
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xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h,
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DefaultDepth(xw.dpy, xw.scr));
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xw.depth);
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XftDrawChange(xw.draw, xw.buf);
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xclear(0, 0, win.w, win.h);
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@ -781,6 +783,7 @@ void
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xloadcols(void)
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{
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int i;
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float alpha;
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static int loaded;
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Color *cp;
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@ -799,6 +802,15 @@ xloadcols(void)
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else
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die("could not allocate color %d\n", i);
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}
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/* set alpha value of bg color */
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if (opt_alpha)
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alpha = strtof(opt_alpha, NULL);
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else
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alpha = 0.8;
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dc.col[defaultbg].color.alpha = (unsigned short)(0xffff * alpha);
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dc.col[defaultbg].pixel &= 0x00FFFFFF;
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dc.col[defaultbg].pixel |= (unsigned char)(0xff * alpha) << 24;
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loaded = 1;
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}
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@ -1111,11 +1123,23 @@ xinit(int cols, int rows)
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Window parent;
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pid_t thispid = getpid();
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XColor xmousefg, xmousebg;
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XWindowAttributes attr;
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XVisualInfo vis;
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if (!(xw.dpy = XOpenDisplay(NULL)))
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die("can't open display\n");
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xw.scr = XDefaultScreen(xw.dpy);
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xw.vis = XDefaultVisual(xw.dpy, xw.scr);
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if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) {
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parent = XRootWindow(xw.dpy, xw.scr);
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xw.depth = 32;
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} else {
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XGetWindowAttributes(xw.dpy, parent, &attr);
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xw.depth = attr.depth;
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}
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XMatchVisualInfo(xw.dpy, xw.scr, xw.depth, TrueColor, &vis);
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xw.vis = vis.visual;
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/* font */
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if (!FcInit())
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@ -1125,7 +1149,7 @@ xinit(int cols, int rows)
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xloadfonts(usedfont, 0);
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/* colors */
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xw.cmap = XDefaultColormap(xw.dpy, xw.scr);
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xw.cmap = XCreateColormap(xw.dpy, parent, xw.vis, None);
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xloadcols();
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/* adjust fixed window geometry */
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@ -1145,19 +1169,15 @@ xinit(int cols, int rows)
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| ButtonMotionMask | ButtonPressMask | ButtonReleaseMask;
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xw.attrs.colormap = xw.cmap;
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if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0))))
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parent = XRootWindow(xw.dpy, xw.scr);
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xw.win = XCreateWindow(xw.dpy, parent, xw.l, xw.t,
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win.w, win.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
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win.w, win.h, 0, xw.depth, InputOutput,
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xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity
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| CWEventMask | CWColormap, &xw.attrs);
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memset(&gcvalues, 0, sizeof(gcvalues));
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gcvalues.graphics_exposures = False;
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dc.gc = XCreateGC(xw.dpy, parent, GCGraphicsExposures,
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&gcvalues);
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xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h,
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DefaultDepth(xw.dpy, xw.scr));
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xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, xw.depth);
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dc.gc = XCreateGC(xw.dpy, xw.buf, GCGraphicsExposures, &gcvalues);
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XSetForeground(xw.dpy, dc.gc, dc.col[defaultbg].pixel);
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XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, win.w, win.h);
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@ -2016,6 +2036,9 @@ main(int argc, char *argv[])
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case 'a':
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allowaltscreen = 0;
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break;
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case 'A':
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opt_alpha = EARGF(usage());
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break;
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case 'c':
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opt_class = EARGF(usage());
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break;
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