st-alpha-0.8.1.diff (5464B)
1 diff --git a/config.def.h b/config.def.h 2 index 82b1b09..2c721e8 100644 3 --- a/config.def.h 4 +++ b/config.def.h 5 @@ -82,6 +82,9 @@ char *termname = "st-256color"; 6 */ 7 unsigned int tabspaces = 8; 8 9 +/* bg opacity */ 10 +unsigned int alpha = 0xcc; 11 + 12 /* Terminal colors (16 first used in escape sequence) */ 13 static const char *colorname[] = { 14 /* 8 normal colors */ 15 @@ -109,6 +112,7 @@ static const char *colorname[] = { 16 /* more colors can be added after 255 to use with DefaultXX */ 17 "#cccccc", 18 "#555555", 19 + "black", 20 }; 21 22 23 @@ -117,7 +121,7 @@ static const char *colorname[] = { 24 * foreground, background, cursor, reverse cursor 25 */ 26 unsigned int defaultfg = 7; 27 -unsigned int defaultbg = 0; 28 +unsigned int defaultbg = 257; 29 static unsigned int defaultcs = 256; 30 static unsigned int defaultrcs = 257; 31 32 diff --git a/config.mk b/config.mk 33 index 039c42c..b1fa717 100644 34 --- a/config.mk 35 +++ b/config.mk 36 @@ -11,10 +11,10 @@ X11INC = /usr/X11R6/include 37 X11LIB = /usr/X11R6/lib 38 39 # includes and libs 40 -INCS = -I$(X11INC) \ 41 +INCS = -I. -I/usr/include -I${X11INC} \ 42 `pkg-config --cflags fontconfig` \ 43 `pkg-config --cflags freetype2` 44 -LIBS = -L$(X11LIB) -lm -lrt -lX11 -lutil -lXft \ 45 +LIBS = -L/usr/lib -lc -L${X11LIB} -lm -lrt -lX11 -lutil -lXft -lXrender\ 46 `pkg-config --libs fontconfig` \ 47 `pkg-config --libs freetype2` 48 49 diff --git a/st.h b/st.h 50 index dac64d8..433c74f 100644 51 --- a/st.h 52 +++ b/st.h 53 @@ -119,5 +119,6 @@ extern char *worddelimiters; 54 extern int allowaltscreen; 55 extern char *termname; 56 extern unsigned int tabspaces; 57 +extern unsigned int alpha; 58 extern unsigned int defaultfg; 59 extern unsigned int defaultbg; 60 diff --git a/x.c b/x.c 61 index c0bd890..0562571 100644 62 --- a/x.c 63 +++ b/x.c 64 @@ -48,6 +48,10 @@ typedef struct { 65 #define XK_NO_MOD 0 66 #define XK_SWITCH_MOD (1<<13) 67 68 +/* alpha */ 69 +#define OPAQUE 0Xff 70 +#define USE_ARGB (alpha != OPAQUE && opt_embed == NULL) 71 + 72 /* function definitions used in config.h */ 73 static void clipcopy(const Arg *); 74 static void clippaste(const Arg *); 75 @@ -98,6 +102,7 @@ typedef struct { 76 XSetWindowAttributes attrs; 77 int scr; 78 int isfixed; /* is fixed geometry? */ 79 + int depth; /* bit depth */ 80 int l, t; /* left and top offset */ 81 int gm; /* geometry mask */ 82 } XWindow; 83 @@ -686,7 +691,7 @@ xresize(int col, int row) 84 85 XFreePixmap(xw.dpy, xw.buf); 86 xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, 87 - DefaultDepth(xw.dpy, xw.scr)); 88 + xw.depth); 89 XftDrawChange(xw.draw, xw.buf); 90 xclear(0, 0, win.w, win.h); 91 92 @@ -746,6 +751,13 @@ xloadcols(void) 93 else 94 die("could not allocate color %d\n", i); 95 } 96 + 97 + /* set alpha value of bg color */ 98 + if (USE_ARGB) { 99 + dc.col[defaultbg].color.alpha = (0xffff * alpha) / OPAQUE; 100 + dc.col[defaultbg].pixel &= 0x00111111; 101 + dc.col[defaultbg].pixel |= alpha << 24; 102 + } 103 loaded = 1; 104 } 105 106 @@ -767,6 +779,17 @@ xsetcolorname(int x, const char *name) 107 return 0; 108 } 109 110 +void 111 +xtermclear(int col1, int row1, int col2, int row2) 112 +{ 113 + XftDrawRect(xw.draw, 114 + &dc.col[IS_SET(MODE_REVERSE) ? defaultfg : defaultbg], 115 + borderpx + col1 * win.cw, 116 + borderpx + row1 * win.ch, 117 + (col2-col1+1) * win.cw, 118 + (row2-row1+1) * win.ch); 119 +} 120 + 121 /* 122 * Absolute coordinates. 123 */ 124 @@ -1004,7 +1027,40 @@ xinit(int cols, int rows) 125 if (!(xw.dpy = XOpenDisplay(NULL))) 126 die("can't open display\n"); 127 xw.scr = XDefaultScreen(xw.dpy); 128 - xw.vis = XDefaultVisual(xw.dpy, xw.scr); 129 + xw.depth = (USE_ARGB) ? 32: XDefaultDepth(xw.dpy, xw.scr); 130 + if (!USE_ARGB) 131 + xw.vis = XDefaultVisual(xw.dpy, xw.scr); 132 + else { 133 + XVisualInfo *vis; 134 + XRenderPictFormat *fmt; 135 + int nvi; 136 + int i; 137 + 138 + XVisualInfo tpl = { 139 + .screen = xw.scr, 140 + .depth = 32, 141 + .class = TrueColor 142 + }; 143 + 144 + vis = XGetVisualInfo(xw.dpy, 145 + VisualScreenMask | VisualDepthMask | VisualClassMask, 146 + &tpl, &nvi); 147 + xw.vis = NULL; 148 + for (i = 0; i < nvi; i++) { 149 + fmt = XRenderFindVisualFormat(xw.dpy, vis[i].visual); 150 + if (fmt->type == PictTypeDirect && fmt->direct.alphaMask) { 151 + xw.vis = vis[i].visual; 152 + break; 153 + } 154 + } 155 + 156 + XFree(vis); 157 + 158 + if (!xw.vis) { 159 + fprintf(stderr, "Couldn't find ARGB visual.\n"); 160 + exit(1); 161 + } 162 + } 163 164 /* font */ 165 if (!FcInit()) 166 @@ -1014,7 +1070,11 @@ xinit(int cols, int rows) 167 xloadfonts(usedfont, 0); 168 169 /* colors */ 170 - xw.cmap = XDefaultColormap(xw.dpy, xw.scr); 171 + if (!USE_ARGB) 172 + xw.cmap = XDefaultColormap(xw.dpy, xw.scr); 173 + else 174 + xw.cmap = XCreateColormap(xw.dpy, XRootWindow(xw.dpy, xw.scr), 175 + xw.vis, None); 176 xloadcols(); 177 178 /* adjust fixed window geometry */ 179 @@ -1037,16 +1097,15 @@ xinit(int cols, int rows) 180 if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) 181 parent = XRootWindow(xw.dpy, xw.scr); 182 xw.win = XCreateWindow(xw.dpy, parent, xw.l, xw.t, 183 - win.w, win.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput, 184 + win.w, win.h, 0, xw.depth, InputOutput, 185 xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity 186 | CWEventMask | CWColormap, &xw.attrs); 187 188 memset(&gcvalues, 0, sizeof(gcvalues)); 189 gcvalues.graphics_exposures = False; 190 - dc.gc = XCreateGC(xw.dpy, parent, GCGraphicsExposures, 191 - &gcvalues); 192 - xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, 193 - DefaultDepth(xw.dpy, xw.scr)); 194 + xw.buf = XCreatePixmap(xw.dpy, xw.win, win.w, win.h, xw.depth); 195 + dc.gc = XCreateGC(xw.dpy, (USE_ARGB) ? xw.buf: parent, 196 + GCGraphicsExposures, &gcvalues); 197 XSetForeground(xw.dpy, dc.gc, dc.col[defaultbg].pixel); 198 XFillRectangle(xw.dpy, xw.buf, dc.gc, 0, 0, win.w, win.h); 199