From 60bdc5258f24366aa9031738183841edafc8572b Mon Sep 17 00:00:00 2001
From: dolorous <dolorous@c06c8d41-db1a-0410-9941-cceddc491573>
Date: Sat, 8 Dec 2007 18:28:38 +0000
Subject: Implement the returning brand for ammunition.  This mostly uses the
 same code as weapons of returning, but such ammunition has the same chance of
 being randomly destroyed when thrown as non-returning ammunition.  Note that
 the brand is not actually generated anywhere yet.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@3024 c06c8d41-db1a-0410-9941-cceddc491573
---
 crawl-ref/source/beam.cc | 68 ++++++++++++------------------------------------
 1 file changed, 16 insertions(+), 52 deletions(-)

(limited to 'crawl-ref/source/beam.cc')

diff --git a/crawl-ref/source/beam.cc b/crawl-ref/source/beam.cc
index 4e91ca5dfa..9ea7595ec6 100644
--- a/crawl-ref/source/beam.cc
+++ b/crawl-ref/source/beam.cc
@@ -39,6 +39,7 @@
 #include "delay.h"
 #include "effects.h"
 #include "enum.h"
+#include "item_use.h"
 #include "it_use2.h"
 #include "items.h"
 #include "itemname.h"
@@ -2433,62 +2434,25 @@ void beam_drop_object( bolt &beam, item_def *item, int x, int y )
     if (beam.is_tracer || beam.flavour != BEAM_MISSILE)
         return;
 
-    if ( grid_destroys_items(grd[x][y]) )
+    if ((YOU_KILL(beam.thrower) &&
+             !thrown_object_destroyed(item, x, y, false)) ||
+        (MON_KILL(beam.thrower) &&
+             !mons_thrown_object_destroyed(item, x, y, false,
+                                           beam.beam_source)))
     {
-        // Too much message spam otherwise
-        if ( YOU_KILL(beam.thrower) && player_can_hear(x, y) )
-            mprf(MSGCH_SOUND, grid_item_destruction_message(grd[x][y]));
-
-        item_was_destroyed(*item, beam.beam_source);
-        return;
-    }
-
-    // doesn't get destroyed by throwing
-    if (item->sub_type == MI_THROWING_NET)
-    {
-        // player or monster on position is caught in net
-        if (you.x_pos == x && you.y_pos == y && you.attribute[ATTR_HELD]
-            || mgrd[x][y] != NON_MONSTER && mons_is_caught(&menv[mgrd[x][y]]))
+        if (item->sub_type == MI_THROWING_NET)
         {
-            // if no trapping net found mark this one
-            if (get_trapping_net(x,y, true) == NON_ITEM)
-                set_item_stationary(*item);
-        }
-        
-        copy_item_to_grid( *item, x, y, 1 );
-        return;
-    }
-
-    if (YOU_KILL(beam.thrower)) // you threw it
-    {
-        int chance;
-
-        // [dshaligram] Removed influence of Throwing on ammo preservation.
-        // The effect is nigh impossible to perceive.
-        switch (item->sub_type)
-        {
-        case MI_NEEDLE:
-            chance = (get_ammo_brand(*item) == SPMSL_CURARE? 3 : 6);
-            break;
-        case MI_SLING_BULLET:
-        case MI_STONE:  chance = 4; break;
-        case MI_DART:   chance = 3; break;
-        case MI_ARROW:  chance = 4; break;
-        case MI_BOLT:   chance = 4; break;
-        case MI_JAVELIN: chance = 10; break;
-
-        case MI_LARGE_ROCK:
-        default:
-            chance = 25;
-            break;
+            // player or monster on position is caught in net
+            if (you.x_pos == x && you.y_pos == y && you.attribute[ATTR_HELD]
+                || mgrd[x][y] != NON_MONSTER &&
+                    mons_is_caught(&menv[mgrd[x][y]]))
+            {
+                // if no trapping net found mark this one
+                if (get_trapping_net(x,y, true) == NON_ITEM)
+                    set_item_stationary(*item);
+            }
         }
 
-        if (item->base_type != OBJ_MISSILES || !one_chance_in(chance))
-            copy_item_to_grid( *item, x, y, 1 );
-    }
-    else if (MON_KILL(beam.thrower)
-             && (item->base_type != OBJ_MISSILES || coinflip()))
-    {
         copy_item_to_grid( *item, x, y, 1 );
     }
 }
-- 
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