All xcolors are not Xft colors and the clearing of the borders has been
optimized. There is a speedup when resizing windows.dev
Christoph Lohmann
parent
29b209f5f5
commit
d7b1e31eec
81
st.c
81
st.c
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@ -239,13 +239,11 @@ typedef struct {
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int descent;
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short lbearing;
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short rbearing;
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XFontSet set;
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XftFont* xft_set;
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} Font;
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/* Drawing Context */
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typedef struct {
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ulong col[LEN(colorname) < 256 ? 256 : LEN(colorname)];
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XftColor xft_col[LEN(colorname) < 256 ? 256 : LEN(colorname)];
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GC gc;
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Font font, bfont, ifont, ibfont;
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@ -299,12 +297,14 @@ static void ttywrite(const char *, size_t);
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static void xdraws(char *, Glyph, int, int, int, int);
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static void xhints(void);
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static void xclear(int, int, int, int);
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static void xclearborders(void);
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static void xdrawcursor(void);
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static void xinit(void);
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static void xloadcols(void);
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static void xresettitle(void);
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static void xseturgency(int);
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static void xsetsel(char*);
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static void xtermclear(int, int, int, int);
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static void xresize(int, int);
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static void expose(XEvent *);
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@ -1789,7 +1789,7 @@ tputc(char *c, int len) {
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case 'c': /* RIS -- Reset to inital state */
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treset();
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term.esc = 0;
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xclear(0, 0, xw.w, xw.h);
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xclearborders();
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xresettitle();
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break;
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case '=': /* DECPAM -- Application keypad */
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@ -1914,17 +1914,19 @@ void
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xloadcols(void) {
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int i, r, g, b;
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XRenderColor xft_color = { .alpha = 0 };
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ulong white = WhitePixel(xw.dpy, xw.scr);
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/* load default white color */
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if(!XftColorAllocName(xw.dpy, xw.vis, xw.cmap, colorname[256], &dc.xft_col[256]))
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die("Could not allocate color '%s'\n", colorname[256]);
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/* load colors [0-15] colors and [256-LEN(colorname)[ (config.h) */
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for(i = 0; i < LEN(colorname); i++) {
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if(!colorname[i])
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continue;
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if(!XftColorAllocName(xw.dpy, xw.vis, xw.cmap, colorname[i], &dc.xft_col[i])) {
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dc.col[i] = white;
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dc.xft_col[i] = dc.xft_col[256];
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fprintf(stderr, "Could not allocate color '%s'\n", colorname[i]);
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} else
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dc.col[i] = dc.xft_col[i].pixel;
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}
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}
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/* load colors [16-255] ; same colors as xterm */
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@ -1935,29 +1937,51 @@ xloadcols(void) {
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xft_color.green = g == 0 ? 0 : 0x3737 + 0x2828 * g;
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xft_color.blue = b == 0 ? 0 : 0x3737 + 0x2828 * b;
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if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color, &dc.xft_col[i])) {
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dc.col[i] = white;
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dc.xft_col[i] = dc.xft_col[256];
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fprintf(stderr, "Could not allocate color %d\n", i);
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} else
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dc.col[i] = dc.xft_col[i].pixel;
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}
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i++;
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}
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for(r = 0; r < 24; r++, i++) {
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xft_color.red = xft_color.green = xft_color.blue = 0x0808 + 0x0a0a * r;
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if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color, &dc.xft_col[i])) {
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dc.col[i] = white;
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dc.xft_col[i] = dc.xft_col[256];
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fprintf(stderr, "Could not allocate color %d\n", i);
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} else
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dc.col[i] = dc.xft_col[i].pixel;
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}
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}
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}
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void
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xtermclear(int col1, int row1, int col2, int row2) {
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XftDrawRect(xw.xft_draw,
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&dc.xft_col[IS_SET(MODE_REVERSE) ? DefaultFG : DefaultBG],
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BORDER + col1 * xw.cw,
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BORDER + row1 * xw.ch,
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(col2-col1+1) * xw.cw,
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(row2-row1+1) * xw.ch);
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}
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/*
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* Absolute coordinates.
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*/
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void
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xclear(int x1, int y1, int x2, int y2) {
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XSetForeground(xw.dpy, dc.gc, dc.col[IS_SET(MODE_REVERSE) ? DefaultFG : DefaultBG]);
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XFillRectangle(xw.dpy, xw.buf, dc.gc,
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BORDER + x1 * xw.cw, BORDER + y1 * xw.ch,
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(x2-x1+1) * xw.cw, (y2-y1+1) * xw.ch);
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XftDrawRect(xw.xft_draw,
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&dc.xft_col[IS_SET(MODE_REVERSE) ? DefaultFG : DefaultBG],
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x1, y1, x2-x1, y2-y1);
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}
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void
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xclearborders(void) {
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/* top and left border */
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xclear(0, 0, BORDER, xw.h);
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xclear(0, 0, xw.w, BORDER);
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/* lower and right border */
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xclear(BORDER, xw.th - 1, xw.w, xw.h);
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/* Will just draw what hasn't been drawn by the previous call. */
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xclear(xw.tw - 1, BORDER, xw.w, xw.h - xw.th - 2);
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}
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void
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@ -2048,8 +2072,8 @@ xinit(void) {
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xw.fy = 0;
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}
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attrs.background_pixel = dc.col[DefaultBG];
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attrs.border_pixel = dc.col[DefaultBG];
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attrs.background_pixel = dc.xft_col[DefaultBG].pixel;
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attrs.border_pixel = dc.xft_col[DefaultBG].pixel;
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attrs.bit_gravity = NorthWestGravity;
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attrs.event_mask = FocusChangeMask | KeyPressMask
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| ExposureMask | VisibilityChangeMask | StructureNotifyMask
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@ -2123,16 +2147,15 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
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if(base.mode & (ATTR_ITALIC|ATTR_ITALIC))
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font = &dc.ibfont;
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XSetBackground(xw.dpy, dc.gc, dc.col[bg]);
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XSetForeground(xw.dpy, dc.gc, dc.col[fg]);
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XftTextExtentsUtf8(xw.dpy, font->xft_set, (FcChar8 *)s, bytelen, &extents);
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width = extents.xOff;
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XftDrawRect(xw.xft_draw, &dc.xft_col[bg], winx, winy - font->ascent, width, xw.ch);
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XftDrawStringUtf8(xw.xft_draw, &dc.xft_col[fg], font->xft_set, winx, winy, (FcChar8 *)s, bytelen);
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if(base.mode & ATTR_UNDERLINE)
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XDrawLine(xw.dpy, xw.buf, dc.gc, winx, winy+1, winx+width-1, winy+1);
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if(base.mode & ATTR_UNDERLINE) {
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XftDrawRect(xw.xft_draw, &dc.xft_col[fg], winx, winy+1,
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width, 1);
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}
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}
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void
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@ -2153,7 +2176,7 @@ xdrawcursor(void) {
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sl = utf8size(term.line[oldy][oldx].c);
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xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, oldy, 1, sl);
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} else
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xclear(oldx, oldy, oldx, oldy);
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xtermclear(oldx, oldy, oldx, oldy);
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/* draw the new one */
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if(!(term.c.state & CURSOR_HIDE)) {
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@ -2178,7 +2201,7 @@ void
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redraw(void) {
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struct timespec tv = {0, REDRAW_TIMEOUT * 1000};
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xclear(0, 0, xw.w, xw.h);
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xclearborders();
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tfulldirt();
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draw();
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XSync(xw.dpy, False); /* necessary for a good tput flash */
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@ -2186,7 +2209,7 @@ redraw(void) {
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}
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void
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draw() {
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draw(void) {
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XdbeSwapInfo swpinfo[1] = {{xw.win, XdbeCopied}};
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drawregion(0, 0, term.col, term.row);
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@ -2208,7 +2231,7 @@ drawregion(int x1, int y1, int x2, int y2) {
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for(y = y1; y < y2; y++) {
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if(!term.dirty[y])
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continue;
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xclear(0, y, term.col, y);
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xtermclear(0, y, term.col, y);
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term.dirty[y] = 0;
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base = term.line[y][0];
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ic = ib = ox = 0;
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@ -2371,9 +2394,9 @@ resize(XEvent *e) {
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if(col == term.col && row == term.row)
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return;
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xclear(0, 0, xw.w, xw.h);
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tresize(col, row);
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xresize(col, row);
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xclearborders();
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ttyresize();
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}
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