[hackers][st] Patch argbbg for git version 2014/11/22

From: pcare <aritmeeul_AT_gmail.com>
Date: Sat, 22 Nov 2014 23:03:32 +0100

diff --git a/config.def.h b/config.def.h
index 1667ed6..09b8fd3 100644
--- a/config.def.h
+++ b/config.def.h
_AT_@ -52,6 +52,8 @@ static char termname[] = "st-256color";
 
 static unsigned int tabspaces = 8;
 
+/* bg opacity */
+static const int alpha = 0xdd;
 
 /* Terminal colors (16 first used in escape sequence) */
 static const char *colorname[] = {
_AT_@ -79,6 +81,7 @@ static const char *colorname[] = {
 
         /* more colors can be added after 255 to use with DefaultXX */
         "#cccccc",
+ "black",
 };
 
 
_AT_@ -87,7 +90,7 @@ static const char *colorname[] = {
  * foreground, background, cursor
  */
 static unsigned int defaultfg = 7;
-static unsigned int defaultbg = 0;
+static unsigned int defaultbg = 257;
 static unsigned int defaultcs = 256;
 
 /*
diff --git a/config.mk b/config.mk
index 298484e..69baf24 100644
--- a/config.mk
+++ b/config.mk
_AT_@ -14,7 +14,7 @@ X11LIB = /usr/X11R6/lib
 INCS = -I. -I/usr/include -I${X11INC} \
        `pkg-config --cflags fontconfig` \
        `pkg-config --cflags freetype2`
-LIBS = -L/usr/lib -lc -L${X11LIB} -lm -lrt -lX11 -lutil -lXext -lXft \
+LIBS = -L/usr/lib -lc -L${X11LIB} -lm -lrt -lX11 -lutil -lXext -lXft
-lXrender\ `pkg-config --libs fontconfig` \
        `pkg-config --libs freetype2`
 
diff --git a/st.c b/st.c
index fc91334..d4f0642 100644
--- a/st.c
+++ b/st.c
_AT_@ -62,6 +62,7 @@ char *argv0;
 #define XK_ANY_MOD UINT_MAX
 #define XK_NO_MOD 0
 #define XK_SWITCH_MOD (1<<13)
+#define OPAQUE 0Xff
 
 #define REDRAW_TIMEOUT (80*1000) /* 80 ms */
 
_AT_@ -79,6 +80,7 @@ char *argv0;
 #define IS_SET(flag) ((term.mode & (flag)) != 0)
 #define TIMEDIFF(t1, t2) ((t1.tv_sec-t2.tv_sec)*1000 +
(t1.tv_nsec-t2.tv_nsec)/1E6) #define MODBIT(x, set, bit) ((set) ? ((x)
|= (bit)) : ((x) &= ~(bit))) +#define USE_ARGB (alpha != OPAQUE &&
opt_embed == NULL)
 #define TRUECOLOR(r,g,b) (1 << 24 | (r) << 16 | (g) << 8 | (b))
 #define IS_TRUECOL(x) (1 << 24 & (x))
_AT_@ -258,6 +260,7 @@ typedef struct {
         int w, h; /* window width and height */
         int ch; /* char height */
         int cw; /* char width */
+ int depth; /* bit depth */
         char state; /* focus, redraw, visible */
 } XWindow;
 
_AT_@ -2786,8 +2789,7 @@ xresize(int col, int row) {
         xw.th = MAX(1, row * xw.ch);
 
         XFreePixmap(xw.dpy, xw.buf);
- xw.buf = XCreatePixmap(xw.dpy, xw.win, xw.w, xw.h,
- DefaultDepth(xw.dpy, xw.scr));
+ xw.buf = XCreatePixmap(xw.dpy, xw.win, xw.w, xw.h, xw.depth);
         XftDrawChange(xw.draw, xw.buf);
         xclear(0, 0, xw.w, xw.h);
 }
_AT_@ -2827,6 +2829,13 @@ xloadcols(void) {
                         die("Could not allocate color %d\n", i);
         }
 
+ /* set alpha value of bg color */
+ if (USE_ARGB) {
+ dc.col[defaultbg].color.alpha = (0xffff * alpha) /
OPAQUE; //0xcccc;
+ dc.col[defaultbg].pixel &= 0x00111111;
+ dc.col[defaultbg].pixel |= alpha << 24; // 0xcc000000;
+ }
+
         /* load colors [232-255] ; grayscale */
         for(; i < 256; i++) {
                 color.red = color.green = color.blue = 0x0808 + 0x0a0a
* (i-(6*6*6+16)); _AT_@ -3114,7 +3123,38 @@ xinit(void) {
         if(!(xw.dpy = XOpenDisplay(NULL)))
                 die("Can't open display\n");
         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.\n");
+ exit(1);
+ }
+ }
 
         /* font */
         if(!FcInit())
_AT_@ -3124,7 +3164,10 @@ xinit(void) {
         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_@ -3147,16 +3190,17 @@ xinit(void) {
         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,
- xw.w, xw.h, 0, XDefaultDepth(xw.dpy, xw.scr),
InputOutput,
+ xw.w, xw.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,
+ xw.buf = XCreatePixmap(xw.dpy, xw.win, xw.w, xw.h, xw.depth);
+ dc.gc = XCreateGC(xw.dpy,
+ (USE_ARGB)? xw.buf: parent,
+ GCGraphicsExposures,
                         &gcvalues);
- xw.buf = XCreatePixmap(xw.dpy, xw.win, xw.w, xw.h,
- DefaultDepth(xw.dpy, xw.scr));
         XSetForeground(xw.dpy, dc.gc, dc.col[defaultbg].pixel);
         XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, xw.w, xw.h);
 
It's fork from version 0.5. Please could you see if hunk _AT_@ -2827,6
+2829,13 _AT_@ xloadcols(void) { is well
Received on Sat Nov 22 2014 - 23:03:32 CET

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