fixed transparency patch added

This commit is contained in:
Luke 2018-01-19 14:22:14 -07:00
parent 1cfd5953dc
commit 5d1d32f571

189
patches/transparency.diff Normal file
View file

@ -0,0 +1,189 @@
--- st/config.def.h 2018-01-19 12:48:07.280548253 -0700
+++ st-transparent/config.def.h 2018-01-19 13:15:25.443443692 -0700
@@ -82,6 +82,9 @@
*/
static unsigned int tabspaces = 8;
+/* bg opacity */
+static const int alpha = 0xdd;
+
/* Terminal colors (16 first used in escape sequence) */
static const char *colorname[] = {
/* solarized dark */
@@ -101,6 +104,7 @@
"#6c71c4", /* 13: brmagenta*/
"#93a1a1", /* 14: brcyan */
"#fdf6e3", /* 15: brwhite */
+ "black",
};
/* Terminal colors for alternate (light) palette */
@@ -122,6 +126,7 @@
"#6c71c4", /* 13: brmagenta*/
"#586e75", /* 14: brcyan */
"#002b36", /* 15: brwhite */
+ "black",
};
/*
@@ -129,7 +134,7 @@
* foreground, background, cursor, reverse cursor
*/
static unsigned int defaultfg = 12;
-static unsigned int defaultbg = 8;
+static unsigned int defaultbg = 257;
static unsigned int defaultcs = 14;
static unsigned int defaultrcs = 15;
--- st/config.mk 2018-01-17 23:51:03.804274540 -0700
+++ st-transparent/config.mk 2018-01-19 12:56:45.323928617 -0700
@@ -14,7 +14,7 @@
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 -lXft \
+LIBS = -L/usr/lib -lc -L${X11LIB} -lm -lrt -lX11 -lutil -lXext -lXft -lXrender\
`pkg-config --libs fontconfig` \
`pkg-config --libs freetype2`
--- st/st.c 2018-01-18 19:01:56.693663129 -0700
+++ st-transparent/st.c 2018-01-19 13:03:28.877184002 -0700
@@ -61,6 +61,7 @@
#define XK_ANY_MOD UINT_MAX
#define XK_NO_MOD 0
#define XK_SWITCH_MOD (1<<13)
+#define OPAQUE 0Xff
#define histsize 2000
/* macros */
@@ -83,6 +84,8 @@
(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))
#define TRUERED(x) (((x) & 0xff0000) >> 8)
@@ -281,6 +284,7 @@
int w, h; /* window width and height */
int ch; /* char height */
int cw; /* char width */
+ int depth; /* bit depth */
int cyo; /* char y offset */
char state; /* focus, redraw, visible */
int cursor; /* cursor style */
@@ -3326,7 +3330,7 @@
XFreePixmap(xw.dpy, xw.buf);
xw.buf = XCreatePixmap(xw.dpy, xw.win, xw.w, xw.h,
- DefaultDepth(xw.dpy, xw.scr));
+ xw.depth);
XftDrawChange(xw.draw, xw.buf);
xclear(0, 0, xw.w, xw.h);
}
@@ -3385,6 +3389,14 @@
else
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;
+ }
+
loaded = 1;
}
@@ -3405,6 +3417,15 @@
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 * xw.cw,
+ borderpx + row1 * xw.ch,
+ (col2-col1+1) * xw.cw,
+ (row2-row1+1) * xw.ch);
+}
/*
* Absolute coordinates.
@@ -3677,7 +3698,38 @@
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())
@@ -3687,7 +3739,10 @@
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 */
@@ -3710,16 +3765,17 @@
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);