Add a "forget level map" command, Ctrl-F, to level map. This command used

to be for waypoints along with Ctrl-W but as that never made it into the
level map help I don't think it matters. (FR 1745112)


git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@2537 c06c8d41-db1a-0410-9941-cceddc491573

1 files changed, 12 insertions, 7 deletions

diff --git a/crawl-ref/source/player.cc b/crawl-ref/source/player.cc
index af1a809c48..e36a13035e 100644
--- a/crawl-ref/source/player.cc
+++ b/crawl-ref/source/player.cc
@@ -2574,19 +2574,24 @@ bool you_resist_magic(int power)
    return 1; */
 }
 
-void forget_map(unsigned char chance_forgotten)
+// force is true for forget_map command on level map
+void forget_map(unsigned char chance_forgotten, bool force)
 {
-    unsigned char xcount, ycount = 0;
+    if ( force && !yesno("Really forget level map?", true, 'n') )
+         return;
 
-    for (xcount = 0; xcount < GXM; xcount++)
+    for (unsigned char xcount = 0; xcount < GXM; xcount++)
     {
-        for (ycount = 0; ycount < GYM; ycount++)
+        for (unsigned char ycount = 0; ycount < GYM; ycount++)
         {
-            if (random2(100) < chance_forgotten)
-                env.map[xcount][ycount].clear();
+             if (!see_grid(xcount, ycount) &&
+                 (force || random2(100) < chance_forgotten))
+             {
+                 env.map[xcount][ycount].clear();
+             }
         }
     }
-}                               // end forget_map()
+} // end forget_map()
 
 void gain_exp( unsigned int exp_gained, unsigned int* actual_gain,
                unsigned int* actual_avail_gain)