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Fix colour-model and simplify xloadcols() 

Signed-off-by: Christoph Lohmann <20h@r-36.net>
This commit is contained in:
FRIGN 2014-05-22 15:00:33 +02:00 committed by Christoph Lohmann
parent cf890e5bf0
commit 3544e354b2
1 changed files with 21 additions and 37 deletions
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58
st.c
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@ -340,7 +340,7 @@ typedef struct {
/* Drawing Context */
typedef struct {
Colour col[LEN(colorname) < 256 ? 256 : LEN(colorname)];
Colour col[MAX(LEN(colorname), 256)];
Font font, bfont, ifont, ibfont;
GC gc;
} DC;
@ -2715,7 +2715,7 @@ sixd_to_16bit(int x) {
void
xloadcols(void) {
int i, r, g, b;
int i;
XRenderColor color = { .alpha = 0xffff };
static bool loaded;
Colour *cp;
@ -2725,7 +2725,7 @@ xloadcols(void) {
XftColorFree(xw.dpy, xw.vis, xw.cmap, cp);
}
/* load colors [0-15] colors and [256-LEN(colorname)[ (config.h) */
/* load colours [0-15] and [256-LEN(colorname)] (config.h) */
for(i = 0; i < LEN(colorname); i++) {
if(!colorname[i])
continue;
@ -2734,27 +2734,20 @@ xloadcols(void) {
}
}
/* load colors [16-255] ; same colors as xterm */
for(i = 16, r = 0; r < 6; r++) {
for(g = 0; g < 6; g++) {
for(b = 0; b < 6; b++) {
color.red = sixd_to_16bit(r);
color.green = sixd_to_16bit(g);
color.blue = sixd_to_16bit(b);
if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &color, &dc.col[i])) {
die("Could not allocate color %d\n", i);
}
i++;
}
}
}
for(r = 0; r < 24; r++, i++) {
color.red = color.green = color.blue = 0x0808 + 0x0a0a * r;
if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &color,
&dc.col[i])) {
/* load colours [16-231] ; same colours as xterm */
for(i = 16; i < 6*6*6+16; i++) {
color.red = sixd_to_16bit( ((i-16)/36)%6 );
color.green = sixd_to_16bit( ((i-16)/6) %6 );
color.blue = sixd_to_16bit( ((i-16)/1) %6 );
if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &color, &dc.col[i]))
die("Could not allocate color %d\n", i);
}
/* load colours [232-255] ; grayscale */
for(; i < 256; i++) {
color.red = color.green = color.blue = 0x0808 + 0x0a0a * (i-(6*6*6+16));
if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &color, &dc.col[i]))
die("Could not allocate color %d\n", i);
}
}
loaded = true;
}
@ -3149,22 +3142,13 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
}
if(base.mode & ATTR_BOLD) {
if(BETWEEN(base.fg, 0, 7)) {
/* basic system colors */
fg = &dc.col[base.fg + 8];
} else if(BETWEEN(base.fg, 16, 195)) {
/* 256 colors */
fg = &dc.col[base.fg + 36];
} else if(BETWEEN(base.fg, 232, 251)) {
/* greyscale */
fg = &dc.col[base.fg + 4];
}
/*
* Those ranges will not be brightened:
* 8 - 15 – bright system colors
* 196 - 231 – highest 256 color cube
* 252 - 255 – brightest colors in greyscale
* change basic system colours [0-7]
* to bright system colours [8-15]
*/
if(BETWEEN(base.fg, 0, 7))
fg = &dc.col[base.fg + 8];
font = &dc.bfont;
frcflags = FRC_BOLD;
}