Fix 256-colours-match-xterm, based on 256colres.pl from xterm-205.

[u/mdw/putty] / unix / gtkwin.c

diff --git a/unix/gtkwin.c b/unix/gtkwin.c
index f969b04..6818fff 100644 (file)
--- a/unix/gtkwin.c
+++ b/unix/gtkwin.c
@@ -1407,12 +1407,12 @@ void palette_reset(void *frontend)
     for (i = 0; i < NEXTCOLOURS; i++) {
        if (i < 216) {
            int r = i / 36, g = (i / 6) % 6, b = i % 6;
-           inst->cols[i+16].red = r * 0x3333;
-           inst->cols[i+16].green = g * 0x3333;
-           inst->cols[i+16].blue = b * 0x3333;
+           inst->cols[i+16].red = r ? r * 0x2828 + 0x3737 : 0;
+           inst->cols[i+16].green = g ? g * 0x2828 + 0x3737 : 0;
+           inst->cols[i+16].blue = b ? b + 0x2828 + 0x3737 : 0;
        } else {
            int shade = i - 216;
-           shade = (shade + 1) * 0xFFFF / (NEXTCOLOURS - 216 + 1);
+           shade = shade * 0x0a0a + 0x0808;
            inst->cols[i+16].red = inst->cols[i+16].green =
                inst->cols[i+16].blue = shade;
        }