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forked from aniani/vim

patch 8.0.1800: X11: getting color is slow

Problem:    X11: getting color is slow.
Solution:   Avoid using sprintf() and XParseColor(), put the RGB values in
            XColor directly.
This commit is contained in:
Bram Moolenaar
2018-05-06 19:19:36 +02:00
parent 85eee130f4
commit 778df2a3cb
2 changed files with 13 additions and 2 deletions

View File

@@ -2296,15 +2296,24 @@ gui_mch_get_color(char_u *name)
guicolor_T
gui_mch_get_rgb_color(int r, int g, int b)
{
char spec[8]; /* space enough to hold "#RRGGBB" */
XColor available;
Colormap colormap;
/* Using XParseColor() is very slow, put rgb in XColor directly.
char spec[8]; // space enough to hold "#RRGGBB"
vim_snprintf(spec, sizeof(spec), "#%.2x%.2x%.2x", r, g, b);
colormap = DefaultColormap(gui.dpy, DefaultScreen(gui.dpy));
if (XParseColor(gui.dpy, colormap, (char *)spec, &available) != 0
&& XAllocColor(gui.dpy, colormap, &available) != 0)
return (guicolor_T)available.pixel;
*/
colormap = DefaultColormap(gui.dpy, DefaultScreen(gui.dpy));
vim_memset(&available, 0, sizeof(XColor));
available.red = r << 8;
available.green = g << 8;
available.blue = b << 8;
if (XAllocColor(gui.dpy, colormap, &available) != 0)
return (guicolor_T)available.pixel;
return INVALCOLOR;
}

View File

@@ -761,6 +761,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
1800,
/**/
1799,
/**/