Make blurry vision mut cause scroll reading to take more time.

Instead of the awful random chance of failure, which made you press r
over and over.

Currently adds a half turn per level, affected by Haste and Slow.

1 files changed, 4 insertions, 8 deletions

diff --git a/crawl-ref/source/item_use.cc b/crawl-ref/source/item_use.cc
index 7e999a1456..591e11cb63 100644
--- a/crawl-ref/source/item_use.cc
+++ b/crawl-ref/source/item_use.cc
@@ -2756,14 +2756,6 @@ void read_scroll(int slot)
         return;
     }
 
-    // Imperfect vision prevents players from reading actual content {dlb}:
-    if (player_mutation_level(MUT_BLURRY_VISION)
-        && x_chance_in_y(player_mutation_level(MUT_BLURRY_VISION), 5))
-    {
-        mpr("The writing blurs in front of your eyes.");
-        return;
-    }
-
     // For cancellable scrolls leave printing this message to their
     // respective functions.
     string pre_succ_msg =
@@ -3041,6 +3033,10 @@ void read_scroll(int slot)
         // since there are no *really* bad scrolls, merely useless ones).
         xom_is_stimulated(bad_effect ? 100 : 50);
     }
+
+    // Make characters with Blurry Vision take more time to read scrolls
+    you.time_taken *= (2 + player_mutation_level(MUT_BLURRY_VISION));
+    you.time_taken /= 2;
 }
 
 bool stasis_blocks_effect(bool calc_unid,