Cosmetic cleanup of ActorManager::pickUpNearest

Squashed with:
* Fix lint.. just revert previous state, I'll deal with it when I make
things pass Positions

****
mana/plus!142

1 files changed, 12 insertions, 12 deletions

diff --git a/src/actormanager.cpp b/src/actormanager.cpp
index 74937a6f9..7835d3289 100644
--- a/src/actormanager.cpp
+++ b/src/actormanager.cpp
@@ -817,14 +817,14 @@ bool ActorManager::pickUpAll(const int x1, const int y1,
 }
 
 bool ActorManager::pickUpNearest(const int x, const int y,
-                                 int maxdist) const
+                                 int maxDist) const
 {
     if (localPlayer == nullptr)
         return false;
 
-    maxdist = maxdist * maxdist; // avoids calculating square root
     FloorItem *closestItem = nullptr;
-    int dist = maxdist + 1;
+    // working with squared distances avoids calculating square root.
+    int closestDistSq = maxDist * maxDist + 1;
 
     // if "default" is in pickup items set, then the ignore list acts
     // as a blacklist. Otherwise, the pickup list acts as a whitelist.
@@ -843,28 +843,28 @@ bool ActorManager::pickUpNearest(const int x, const int y,
 
             const int dx = item->getTileX() - x;
             const int dy = item->getTileY() - y;
-            const int d = dx*dx + dy*dy;
+            const int distSq = dx*dx + dy*dy;
 
-            if ((d < dist) &&
+            if ((distSq < closestDistSq) &&
                 (!mTargetOnlyReachable || localPlayer->isReachable(
                 item->getTileX(), item->getTileY(),
                 false)))
             {
                 if (allowAll)
                 {
-                    if (mIgnorePickupItemsSet.find(item->getName())
-                        == mIgnorePickupItemsSet.end())
-                    {
-                        dist = d;
+                    if (mIgnorePickupItemsSet.find(item->getName()) ==
+                        mIgnorePickupItemsSet.end())
+                    { // item is NOT in ignore set
+                        closestDistSq = distSq;
                         closestItem = item;
                     }
                 }
                 else
                 {
-                    if (mPickupItemsSet.find(item->getName())
-                        != mPickupItemsSet.end())
+                    if (mPickupItemsSet.find(item->getName()) !=
+                        mPickupItemsSet.end())
                     {
-                        dist = d;
+                        closestDistSq = distSq;
                         closestItem = item;
                     }
                 }