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All xcolors are not Xft colors and the clearing of the borders has been 

optimized. There is a speedup when resizing windows.
This commit is contained in:
Christoph Lohmann 2012-09-29 11:17:16 +02:00
parent 29b209f5f5
commit d7b1e31eec
1 changed files with 53 additions and 30 deletions
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83
st.c
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@ -239,13 +239,11 @@ typedef struct {
int descent; int descent;
short lbearing; short lbearing;
short rbearing; short rbearing;
XFontSet set;
XftFont* xft_set; XftFont* xft_set;
} Font; } Font;
/* Drawing Context */ /* Drawing Context */
typedef struct { typedef struct {
ulong col[LEN(colorname) < 256 ? 256 : LEN(colorname)];
XftColor xft_col[LEN(colorname) < 256 ? 256 : LEN(colorname)]; XftColor xft_col[LEN(colorname) < 256 ? 256 : LEN(colorname)];
GC gc; GC gc;
Font font, bfont, ifont, ibfont; Font font, bfont, ifont, ibfont;
@ -299,12 +297,14 @@ static void ttywrite(const char *, size_t);
static void xdraws(char *, Glyph, int, int, int, int); static void xdraws(char *, Glyph, int, int, int, int);
static void xhints(void); static void xhints(void);
static void xclear(int, int, int, int); static void xclear(int, int, int, int);
static void xclearborders(void);
static void xdrawcursor(void); static void xdrawcursor(void);
static void xinit(void); static void xinit(void);
static void xloadcols(void); static void xloadcols(void);
static void xresettitle(void); static void xresettitle(void);
static void xseturgency(int); static void xseturgency(int);
static void xsetsel(char*); static void xsetsel(char*);
static void xtermclear(int, int, int, int);
static void xresize(int, int); static void xresize(int, int);
static void expose(XEvent *); static void expose(XEvent *);
@ -1307,7 +1307,7 @@ tsetmode(bool priv, bool set, int *args, int narg) {
break; break;
case 5: /* DECSCNM -- Reverve video */ case 5: /* DECSCNM -- Reverve video */
mode = term.mode; mode = term.mode;
MODBIT(term.mode,set, MODE_REVERSE); MODBIT(term.mode, set, MODE_REVERSE);
if(mode != term.mode) if(mode != term.mode)
redraw(); redraw();
break; break;
@ -1789,7 +1789,7 @@ tputc(char *c, int len) {
case 'c': /* RIS -- Reset to inital state */ case 'c': /* RIS -- Reset to inital state */
treset(); treset();
term.esc = 0; term.esc = 0;
xclear(0, 0, xw.w, xw.h); xclearborders();
xresettitle(); xresettitle();
break; break;
case '=': /* DECPAM -- Application keypad */ case '=': /* DECPAM -- Application keypad */
@ -1914,17 +1914,19 @@ void
xloadcols(void) { xloadcols(void) {
int i, r, g, b; int i, r, g, b;
XRenderColor xft_color = { .alpha = 0 }; XRenderColor xft_color = { .alpha = 0 };
ulong white = WhitePixel(xw.dpy, xw.scr);
/* load default white color */
if(!XftColorAllocName(xw.dpy, xw.vis, xw.cmap, colorname[256], &dc.xft_col[256]))
die("Could not allocate color '%s'\n", colorname[256]);
/* load colors [0-15] colors and [256-LEN(colorname)[ (config.h) */ /* load colors [0-15] colors and [256-LEN(colorname)[ (config.h) */
for(i = 0; i < LEN(colorname); i++) { for(i = 0; i < LEN(colorname); i++) {
if(!colorname[i]) if(!colorname[i])
continue; continue;
if(!XftColorAllocName(xw.dpy, xw.vis, xw.cmap, colorname[i], &dc.xft_col[i])) { if(!XftColorAllocName(xw.dpy, xw.vis, xw.cmap, colorname[i], &dc.xft_col[i])) {
dc.col[i] = white; dc.xft_col[i] = dc.xft_col[256];
fprintf(stderr, "Could not allocate color '%s'\n", colorname[i]); fprintf(stderr, "Could not allocate color '%s'\n", colorname[i]);
} else }
dc.col[i] = dc.xft_col[i].pixel;
} }
/* load colors [16-255] ; same colors as xterm */ /* load colors [16-255] ; same colors as xterm */
@ -1935,29 +1937,51 @@ xloadcols(void) {
xft_color.green = g == 0 ? 0 : 0x3737 + 0x2828 * g; xft_color.green = g == 0 ? 0 : 0x3737 + 0x2828 * g;
xft_color.blue = b == 0 ? 0 : 0x3737 + 0x2828 * b; xft_color.blue = b == 0 ? 0 : 0x3737 + 0x2828 * b;
if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color, &dc.xft_col[i])) { if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color, &dc.xft_col[i])) {
dc.col[i] = white; dc.xft_col[i] = dc.xft_col[256];
fprintf(stderr, "Could not allocate color %d\n", i); fprintf(stderr, "Could not allocate color %d\n", i);
} else }
dc.col[i] = dc.xft_col[i].pixel;
i++; i++;
} }
for(r = 0; r < 24; r++, i++) { for(r = 0; r < 24; r++, i++) {
xft_color.red = xft_color.green = xft_color.blue = 0x0808 + 0x0a0a * r; xft_color.red = xft_color.green = xft_color.blue = 0x0808 + 0x0a0a * r;
if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color, &dc.xft_col[i])) { if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color, &dc.xft_col[i])) {
dc.col[i] = white; dc.xft_col[i] = dc.xft_col[256];
fprintf(stderr, "Could not allocate color %d\n", i); fprintf(stderr, "Could not allocate color %d\n", i);
} else }
dc.col[i] = dc.xft_col[i].pixel;
} }
} }
void
xtermclear(int col1, int row1, int col2, int row2) {
XftDrawRect(xw.xft_draw,
&dc.xft_col[IS_SET(MODE_REVERSE) ? DefaultFG : DefaultBG],
BORDER + col1 * xw.cw,
BORDER + row1 * xw.ch,
(col2-col1+1) * xw.cw,
(row2-row1+1) * xw.ch);
}
/*
* Absolute coordinates.
*/
void void
xclear(int x1, int y1, int x2, int y2) { xclear(int x1, int y1, int x2, int y2) {
XSetForeground(xw.dpy, dc.gc, dc.col[IS_SET(MODE_REVERSE) ? DefaultFG : DefaultBG]); XftDrawRect(xw.xft_draw,
XFillRectangle(xw.dpy, xw.buf, dc.gc, &dc.xft_col[IS_SET(MODE_REVERSE) ? DefaultFG : DefaultBG],
BORDER + x1 * xw.cw, BORDER + y1 * xw.ch, x1, y1, x2-x1, y2-y1);
(x2-x1+1) * xw.cw, (y2-y1+1) * xw.ch); }
void
xclearborders(void) {
/* top and left border */
xclear(0, 0, BORDER, xw.h);
xclear(0, 0, xw.w, BORDER);
/* lower and right border */
xclear(BORDER, xw.th - 1, xw.w, xw.h);
/* Will just draw what hasn't been drawn by the previous call. */
xclear(xw.tw - 1, BORDER, xw.w, xw.h - xw.th - 2);
} }
void void
@ -2048,8 +2072,8 @@ xinit(void) {
xw.fy = 0; xw.fy = 0;
} }
attrs.background_pixel = dc.col[DefaultBG]; attrs.background_pixel = dc.xft_col[DefaultBG].pixel;
attrs.border_pixel = dc.col[DefaultBG]; attrs.border_pixel = dc.xft_col[DefaultBG].pixel;
attrs.bit_gravity = NorthWestGravity; attrs.bit_gravity = NorthWestGravity;
attrs.event_mask = FocusChangeMask | KeyPressMask attrs.event_mask = FocusChangeMask | KeyPressMask
| ExposureMask | VisibilityChangeMask | StructureNotifyMask | ExposureMask | VisibilityChangeMask | StructureNotifyMask
@ -2123,16 +2147,15 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
if(base.mode & (ATTR_ITALIC|ATTR_ITALIC)) if(base.mode & (ATTR_ITALIC|ATTR_ITALIC))
font = &dc.ibfont; font = &dc.ibfont;
XSetBackground(xw.dpy, dc.gc, dc.col[bg]);
XSetForeground(xw.dpy, dc.gc, dc.col[fg]);
XftTextExtentsUtf8(xw.dpy, font->xft_set, (FcChar8 *)s, bytelen, &extents); XftTextExtentsUtf8(xw.dpy, font->xft_set, (FcChar8 *)s, bytelen, &extents);
width = extents.xOff; width = extents.xOff;
XftDrawRect(xw.xft_draw, &dc.xft_col[bg], winx, winy - font->ascent, width, xw.ch); XftDrawRect(xw.xft_draw, &dc.xft_col[bg], winx, winy - font->ascent, width, xw.ch);
XftDrawStringUtf8(xw.xft_draw, &dc.xft_col[fg], font->xft_set, winx, winy, (FcChar8 *)s, bytelen); XftDrawStringUtf8(xw.xft_draw, &dc.xft_col[fg], font->xft_set, winx, winy, (FcChar8 *)s, bytelen);
if(base.mode & ATTR_UNDERLINE) if(base.mode & ATTR_UNDERLINE) {
XDrawLine(xw.dpy, xw.buf, dc.gc, winx, winy+1, winx+width-1, winy+1); XftDrawRect(xw.xft_draw, &dc.xft_col[fg], winx, winy+1,
width, 1);
}
} }
void void
@ -2153,7 +2176,7 @@ xdrawcursor(void) {
sl = utf8size(term.line[oldy][oldx].c); sl = utf8size(term.line[oldy][oldx].c);
xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, oldy, 1, sl); xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, oldy, 1, sl);
} else } else
xclear(oldx, oldy, oldx, oldy); xtermclear(oldx, oldy, oldx, oldy);
/* draw the new one */ /* draw the new one */
if(!(term.c.state & CURSOR_HIDE)) { if(!(term.c.state & CURSOR_HIDE)) {
@ -2178,7 +2201,7 @@ void
redraw(void) { redraw(void) {
struct timespec tv = {0, REDRAW_TIMEOUT * 1000}; struct timespec tv = {0, REDRAW_TIMEOUT * 1000};
xclear(0, 0, xw.w, xw.h); xclearborders();
tfulldirt(); tfulldirt();
draw(); draw();
XSync(xw.dpy, False); /* necessary for a good tput flash */ XSync(xw.dpy, False); /* necessary for a good tput flash */
@ -2186,7 +2209,7 @@ redraw(void) {
} }
void void
draw() { draw(void) {
XdbeSwapInfo swpinfo[1] = {{xw.win, XdbeCopied}}; XdbeSwapInfo swpinfo[1] = {{xw.win, XdbeCopied}};
drawregion(0, 0, term.col, term.row); drawregion(0, 0, term.col, term.row);
@ -2208,7 +2231,7 @@ drawregion(int x1, int y1, int x2, int y2) {
for(y = y1; y < y2; y++) { for(y = y1; y < y2; y++) {
if(!term.dirty[y]) if(!term.dirty[y])
continue; continue;
xclear(0, y, term.col, y); xtermclear(0, y, term.col, y);
term.dirty[y] = 0; term.dirty[y] = 0;
base = term.line[y][0]; base = term.line[y][0];
ic = ib = ox = 0; ic = ib = ox = 0;
@ -2371,9 +2394,9 @@ resize(XEvent *e) {
if(col == term.col && row == term.row) if(col == term.col && row == term.row)
return; return;
xclear(0, 0, xw.w, xw.h);
tresize(col, row); tresize(col, row);
xresize(col, row); xresize(col, row);
xclearborders();
ttyresize(); ttyresize();
} }