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black and white ice

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Like lava when that looks the same as water with color Off, render ice
in inverse video if it looks the same as the floor of a room.  (I tried
bold first but the result didn't look very good.)

Done for tty and curses; others may want to follow suit.
This commit is contained in:
PatR
2020-01-28 15:01:41 -08:00
parent 2f0676c1b8
commit c9166bc00c
5 changed files with 38 additions and 24 deletions
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8
src/mapglyph.c
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@@ -1,4 +1,4 @@
/* NetHack 3.6 mapglyph.c $NHDT-Date: 1575830186 2019/12/08 18:36:26 $ $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.60 $ */
/* NetHack 3.6 mapglyph.c $NHDT-Date: 1580252137 2020/01/28 22:55:37 $ $NHDT-Branch: NetHack-3.7 $:$NHDT-Revision: 1.62 $ */
/* Copyright (c) David Cohrs, 1991 */
/* NetHack may be freely redistributed. See license for details. */
@@ -162,6 +162,12 @@ unsigned mgflags;
|| g.showsyms[idx]
== g.showsyms[S_water + SYM_OFF_P])) {
special |= MG_BW_LAVA;
/* similar for floor [what about empty doorway?] and ice */
} else if (!iflags.use_color && offset == S_ice
&& (g.showsyms[idx] == g.showsyms[S_room + SYM_OFF_P]
|| g.showsyms[idx]
== g.showsyms[S_darkroom + SYM_OFF_P])) {
special |= MG_BW_ICE;
} else if (offset == S_altar && iflags.use_color) {
int amsk = altarmask_at(x, y); /* might be a mimic */