diff --git a/modules/client_topmenu/topmenu.otui b/modules/client_topmenu/topmenu.otui
index 0f881d44..67e3190f 100644
--- a/modules/client_topmenu/topmenu.otui
+++ b/modules/client_topmenu/topmenu.otui
@@ -85,4 +85,4 @@ TopPanel
         rootWidget:recursiveGetChildById('frameCounter'):setText('FPS: ' .. g_app.getBackgroundPaneFps())
         scheduleEvent(updateFunc, 250)
       end
-      updateFunc()
+      addEvent(updateFunc)
diff --git a/src/framework/luascript/luaobject.h b/src/framework/luascript/luaobject.h
index a12318b2..8d6abcbb 100644
--- a/src/framework/luascript/luaobject.h
+++ b/src/framework/luascript/luaobject.h
@@ -68,7 +68,7 @@ public:
     int getUseCount();
 
     /// Returns the derived class name, its the same name used in Lua
-    virtual std::string getClassName() const {
+    std::string getClassName() const {
         // TODO: this could be cached for more performance
         return stdext::demangle_name(typeid(*this).name());
     }
diff --git a/src/framework/util/matrix.h b/src/framework/util/matrix.h
index 4e83aa32..dd27d217 100644
--- a/src/framework/util/matrix.h
+++ b/src/framework/util/matrix.h
@@ -170,11 +170,7 @@ bool Matrix<N,M,T>::operator==(const Matrix<N,M,T>& other) const
 template<int N, int M, typename T>
 bool Matrix<N,M,T>::operator!=(const Matrix<N,M,T>& other) const
 {
-    for(int i=0;i<N;++i)
-        for(int j=0;j<M;++j)
-            if(m[i][j] != other.m[i][j])
-            return true;
-    return false;
+    return !(*this == other);
 }
 
 template<int N, int M, typename T>
@@ -200,6 +196,17 @@ std::istream& operator>>(std::istream& in, Matrix<N,M,T>& mat)
         return in;
 }
 
+// faster comparing for 3x3 matrixes
+template<>
+inline bool Matrix<3,3,float>::operator==(const Matrix<3,3,float>& other) const
+{
+    return m[0][0] == other.m[0][0] && m[1][1] == other.m[1][1] &&
+           m[2][1] == other.m[2][1] && m[2][0] == other.m[2][0] &&
+           m[1][2] == other.m[1][2] && m[0][2] == other.m[0][2] &&
+           m[1][0] == other.m[1][0] && m[0][1] == other.m[0][1] &&
+           m[2][2] == other.m[2][2];
+}
+
 typedef Matrix<4,4> Matrix4x4;
 typedef Matrix<3,3> Matrix3x3;
 typedef Matrix<2,2> Matrix2x2;
diff --git a/src/otclient/core/animatedtext.h b/src/otclient/core/animatedtext.h
index cb32d3a8..66cf42a2 100644
--- a/src/otclient/core/animatedtext.h
+++ b/src/otclient/core/animatedtext.h
@@ -39,6 +39,7 @@ public:
     void setText(const std::string& text);
 
     AnimatedTextPtr asAnimatedText() { return std::static_pointer_cast<AnimatedText>(shared_from_this()); }
+    bool isAnimatedText() { return true; }
 
 private:
     FontPtr m_font;
diff --git a/src/otclient/core/creature.cpp b/src/otclient/core/creature.cpp
index 08efb89c..bd39db22 100644
--- a/src/otclient/core/creature.cpp
+++ b/src/otclient/core/creature.cpp
@@ -201,12 +201,10 @@ void Creature::drawOutfit(const Rect& destRect, bool resize)
         if(!outfitBuffer)
             outfitBuffer = FrameBufferPtr(new FrameBuffer(Size(2*Otc::TILE_PIXELS, 2*Otc::TILE_PIXELS)));
 
-        g_painter->saveAndResetState();
         outfitBuffer->bind();
         outfitBuffer->clear(Color::alpha);
         internalDrawOutfit(Point(Otc::TILE_PIXELS,Otc::TILE_PIXELS) + getDisplacement(), 1, false, true, Otc::South);
         outfitBuffer->release();
-        g_painter->restoreSavedState();
 
         Rect srcRect;
         if(resize)
diff --git a/src/otclient/core/creature.h b/src/otclient/core/creature.h
index bddfd328..8a3a0b35 100644
--- a/src/otclient/core/creature.h
+++ b/src/otclient/core/creature.h
@@ -92,6 +92,7 @@ public:
     bool isRemoved() { return m_removed; }
 
     CreaturePtr asCreature() { return std::static_pointer_cast<Creature>(shared_from_this()); }
+    bool isCreature() { return true; }
 
 protected:
     virtual void updateWalkAnimation(int totalPixelsWalked);
@@ -142,11 +143,13 @@ protected:
 class Npc : public Creature {
 public:
     NpcPtr asNpc() { return std::static_pointer_cast<Npc>(shared_from_this()); }
+    bool isNpc() { return true; }
 };
 
 class Monster : public Creature {
 public:
     MonsterPtr asMonster() { return std::static_pointer_cast<Monster>(shared_from_this()); }
+    bool isMonster() { return true; }
 };
 
 #endif
diff --git a/src/otclient/core/effect.h b/src/otclient/core/effect.h
index fb1794b5..1e46c63b 100644
--- a/src/otclient/core/effect.h
+++ b/src/otclient/core/effect.h
@@ -36,7 +36,9 @@ public:
     void startAnimation();
 
     uint32 getId() { return m_id; }
+
     EffectPtr asEffect() { return std::static_pointer_cast<Effect>(shared_from_this()); }
+    bool isEffect() { return true; }
 
 private:
     Timer m_animationTimer;
diff --git a/src/otclient/core/item.h b/src/otclient/core/item.h
index 8a06aa0c..be2998c5 100644
--- a/src/otclient/core/item.h
+++ b/src/otclient/core/item.h
@@ -46,6 +46,7 @@ public:
     uint32 getId() { return m_id; }
 
     ItemPtr asItem() { return std::static_pointer_cast<Item>(shared_from_this()); }
+    bool isItem() { return true; }
 
 private:
     uint16 m_id;
diff --git a/src/otclient/core/localplayer.h b/src/otclient/core/localplayer.h
index 03087d96..19c8a138 100644
--- a/src/otclient/core/localplayer.h
+++ b/src/otclient/core/localplayer.h
@@ -74,6 +74,7 @@ public:
     bool isAutoWalking() { return m_autoWalking; }
 
     LocalPlayerPtr asLocalPlayer() { return std::static_pointer_cast<LocalPlayer>(shared_from_this()); }
+    bool isLocalPlayer() { return true; }
 
 protected:
     void walk(const Position& oldPos, const Position& newPos);
diff --git a/src/otclient/core/mapview.cpp b/src/otclient/core/mapview.cpp
index 25234251..c4f5728b 100644
--- a/src/otclient/core/mapview.cpp
+++ b/src/otclient/core/mapview.cpp
@@ -90,16 +90,16 @@ void MapView::draw(const Rect& rect)
                     ++it;
 
                 if(!m_drawMinimapColors)
-                    tile->draw(transformPositionTo2D(tilePos), scaleFactor, drawFlags);
+                    tile->draw(transformPositionTo2D(tilePos, cameraPosition), scaleFactor, drawFlags);
                 else {
                     g_painter->setColor(tile->getMinimapColor());
-                    g_painter->drawFilledRect(Rect(transformPositionTo2D(tilePos), tileSize));
+                    g_painter->drawFilledRect(Rect(transformPositionTo2D(tilePos, cameraPosition), tileSize));
                 }
             }
 
             if(drawFlags & Otc::DrawMissiles && !m_drawMinimapColors) {
                 for(const MissilePtr& missile : g_map.getFloorMissiles(z)) {
-                    missile->draw(transformPositionTo2D(missile->getPosition()), scaleFactor, drawFlags & Otc::DrawAnimations);
+                    missile->draw(transformPositionTo2D(missile->getPosition(), cameraPosition), scaleFactor, drawFlags & Otc::DrawAnimations);
                 }
             }
         }
@@ -156,7 +156,7 @@ void MapView::draw(const Rect& rect)
         for(const CreaturePtr& creature : m_cachedFloorVisibleCreatures) {
             Point creatureOffset = Point(16 - creature->getDisplacementX(), -3 - creature->getDisplacementY());
             Position pos = creature->getPosition();
-            Point p = transformPositionTo2D(pos) - drawOffset;
+            Point p = transformPositionTo2D(pos, cameraPosition) - drawOffset;
             p += (creature->getDrawOffset() + creatureOffset) * scaleFactor;
             p.x = p.x * horizontalStretchFactor;
             p.y = p.y * verticalStretchFactor;
@@ -169,10 +169,10 @@ void MapView::draw(const Rect& rect)
             Position pos = staticText->getPosition();
 
             // ony draw static texts from current camera floor, unless yells
-            if(pos.z != getCameraPosition().z && !staticText->isYell())
+            if(pos.z != cameraPosition.z && !staticText->isYell())
                 continue;
 
-            Point p = transformPositionTo2D(pos) - drawOffset;
+            Point p = transformPositionTo2D(pos, cameraPosition) - drawOffset;
             p.x = p.x * horizontalStretchFactor;
             p.y = p.y * verticalStretchFactor;
             p += rect.topLeft();
@@ -190,7 +190,7 @@ void MapView::draw(const Rect& rect)
             if(pos.z != cameraPosition.z && g_map.isCovered(pos, m_cachedFirstVisibleFloor))
                 continue;
 
-            Point p = transformPositionTo2D(pos) - drawOffset;
+            Point p = transformPositionTo2D(pos, cameraPosition) - drawOffset;
             p.x = p.x * horizontalStretchFactor;
             p.y = p.y * verticalStretchFactor;
             p += rect.topLeft();
@@ -648,10 +648,3 @@ TilePtr MapView::getTile(const Point& mousePos, const Rect& mapRect)
     return tile;
 }
 
-
-Point MapView::transformPositionTo2D(const Position& position)
-{
-    Position cameraPosition = getCameraPosition();
-    return Point((m_virtualCenterOffset.x + (position.x - cameraPosition.x) - (cameraPosition.z - position.z)) * m_tileSize,
-                 (m_virtualCenterOffset.y + (position.y - cameraPosition.y) - (cameraPosition.z - position.z)) * m_tileSize);
-}
diff --git a/src/otclient/core/mapview.h b/src/otclient/core/mapview.h
index 6da8265b..0c9d7153 100644
--- a/src/otclient/core/mapview.h
+++ b/src/otclient/core/mapview.h
@@ -111,7 +111,10 @@ public:
 private:
     int calcFirstVisibleFloor();
     int calcLastVisibleFloor();
-    Point transformPositionTo2D(const Position& position);
+    Point transformPositionTo2D(const Position& position, const Position& relativePosition) {
+        return Point((m_virtualCenterOffset.x + (position.x - relativePosition.x) - (relativePosition.z - position.z)) * m_tileSize,
+                     (m_virtualCenterOffset.y + (position.y - relativePosition.y) - (relativePosition.z - position.z)) * m_tileSize);
+    }
 
     int m_lockedFirstVisibleFloor;
     int m_cachedFirstVisibleFloor;
diff --git a/src/otclient/core/missile.h b/src/otclient/core/missile.h
index 4b3a48fc..858768f2 100644
--- a/src/otclient/core/missile.h
+++ b/src/otclient/core/missile.h
@@ -44,6 +44,7 @@ public:
     uint32 getId() { return m_id; }
 
     MissilePtr asMissile() { return std::static_pointer_cast<Missile>(shared_from_this()); }
+    bool isMissile() { return true; }
 
 private:
     Timer m_animationTimer;
diff --git a/src/otclient/core/player.h b/src/otclient/core/player.h
index 461c4069..8c7c50ef 100644
--- a/src/otclient/core/player.h
+++ b/src/otclient/core/player.h
@@ -32,6 +32,7 @@ public:
     virtual ~Player() { }
 
     PlayerPtr asPlayer() { return std::static_pointer_cast<Player>(shared_from_this()); }
+    bool isPlayer() { return true; }
 };
 
 #endif
diff --git a/src/otclient/core/statictext.h b/src/otclient/core/statictext.h
index 626af781..bfccfda1 100644
--- a/src/otclient/core/statictext.h
+++ b/src/otclient/core/statictext.h
@@ -43,6 +43,7 @@ public:
     void removeMessage();
 
     StaticTextPtr asStaticText() { return std::static_pointer_cast<StaticText>(shared_from_this()); }
+    bool isStaticText() { return true; }
 
 private:
     void compose();
diff --git a/src/otclient/core/thing.h b/src/otclient/core/thing.h
index 78daada6..d7022cc7 100644
--- a/src/otclient/core/thing.h
+++ b/src/otclient/core/thing.h
@@ -64,6 +64,17 @@ public:
     virtual AnimatedTextPtr asAnimatedText() { return nullptr; }
     virtual StaticTextPtr asStaticText() { return nullptr; }
 
+    virtual bool isItem() { return false; }
+    virtual bool isEffect() { return false; }
+    virtual bool isMissile() { return false; }
+    virtual bool isCreature() { return false; }
+    virtual bool isNpc() { return false; }
+    virtual bool isMonster() { return false; }
+    virtual bool isPlayer() { return false; }
+    virtual bool isLocalPlayer() { return false; }
+    virtual bool isAnimatedText() { return false; }
+    virtual bool isStaticText() { return false; }
+
     // type related
     bool isGround() { return m_type->getProperty(ThingType::IsGround); }
     bool isFullGround() { return m_type->getProperty(ThingType::IsFullGround); }
diff --git a/src/otclient/core/thingtype.cpp b/src/otclient/core/thingtype.cpp
index 556f8965..a26b3455 100644
--- a/src/otclient/core/thingtype.cpp
+++ b/src/otclient/core/thingtype.cpp
@@ -30,6 +30,7 @@
 
 ThingType::ThingType()
 {
+    m_category = 0;
     m_dimensions.fill(0);
     m_parameters.fill(0);
     m_properties.fill(false);
@@ -47,7 +48,6 @@ void ThingType::draw(const Point& dest, float scaleFactor, int layer, int xPatte
     Rect screenRect(dest + (-displacement + textureOffset - Point(m_dimensions[Width] - 1, m_dimensions[Height] - 1) * Otc::TILE_PIXELS) * scaleFactor,
                     textureRect.size() * scaleFactor);
 
-    g_painter->setColor(Color::white);
     g_painter->drawTexturedRect(screenRect, texture, textureRect);
 }
 
diff --git a/src/otclient/core/tile.cpp b/src/otclient/core/tile.cpp
index cd358617..b6472c9b 100644
--- a/src/otclient/core/tile.cpp
+++ b/src/otclient/core/tile.cpp
@@ -65,7 +65,7 @@ void Tile::draw(const Point& dest, float scaleFactor, int drawFlags)
         // now common items in reverse order
         for(auto it = m_things.rbegin(); it != m_things.rend(); ++it) {
             const ThingPtr& thing = *it;
-            if(thing->isOnTop() || thing->isOnBottom() || thing->isGroundBorder() || thing->isGround() || thing->asCreature())
+            if(thing->isOnTop() || thing->isOnBottom() || thing->isGroundBorder() || thing->isGround() || thing->isCreature())
                 break;
             thing->draw(dest - m_drawElevation*scaleFactor, scaleFactor, animate);
 
@@ -109,7 +109,10 @@ void Tile::draw(const Point& dest, float scaleFactor, int drawFlags)
         }
 
         for(auto it = m_things.rbegin(); it != m_things.rend(); ++it) {
-            CreaturePtr creature = (*it)->asCreature();
+            const ThingPtr& thing = *it;
+            if(!thing->isCreature())
+                continue;
+            CreaturePtr creature = thing->asCreature();
             if(creature && (!creature->isWalking() || !animate))
                 creature->draw(dest - m_drawElevation*scaleFactor, scaleFactor, animate);
         }
@@ -312,7 +315,7 @@ ThingPtr Tile::getTopUseThing()
 
     for(uint i = 0; i < m_things.size(); ++i) {
         ThingPtr thing = m_things[i];
-        if(thing->isForceUse() || (!thing->isGround() && !thing->isGroundBorder() && !thing->isOnBottom() && !thing->isOnTop() && !thing->asCreature()))
+        if(thing->isForceUse() || (!thing->isGround() && !thing->isGroundBorder() && !thing->isOnBottom() && !thing->isOnTop() && !thing->isCreature()))
             return thing;
     }
 
@@ -326,7 +329,7 @@ CreaturePtr Tile::getTopCreature()
         ThingPtr thing = m_things[i];
         if(thing->asLocalPlayer()) // return local player if there is no other creature
             creature = thing->asCreature();
-        else if(thing->asCreature() && !thing->asLocalPlayer())
+        else if(thing->isCreature() && !thing->isLocalPlayer())
             return thing->asCreature();
     }
     if(!creature && !m_walkingCreatures.empty())
@@ -341,7 +344,7 @@ ThingPtr Tile::getTopMoveThing()
 
     for(uint i = 0; i < m_things.size(); ++i) {
         ThingPtr thing = m_things[i];
-        if(!thing->isGround() && !thing->isGroundBorder() && !thing->isOnBottom() && !thing->isOnTop() && !thing->asCreature()) {
+        if(!thing->isGround() && !thing->isGroundBorder() && !thing->isOnBottom() && !thing->isOnTop() && !thing->isCreature()) {
             if(i > 0 && thing->isNotMoveable())
                 return m_things[i-1];
             return thing;
diff --git a/src/otclient/luafunctions.cpp b/src/otclient/luafunctions.cpp
index a56de2fc..8a9e034f 100644
--- a/src/otclient/luafunctions.cpp
+++ b/src/otclient/luafunctions.cpp
@@ -228,6 +228,14 @@ void OTClient::registerLuaFunctions()
     g_lua.bindClassMemberFunction<Thing>("asLocalPlayer", &Thing::asLocalPlayer);
     g_lua.bindClassMemberFunction<Thing>("asAnimatedText", &Thing::asAnimatedText);
     g_lua.bindClassMemberFunction<Thing>("asStaticText", &Thing::asStaticText);
+    g_lua.bindClassMemberFunction<Thing>("isItem", &Thing::isItem);
+    g_lua.bindClassMemberFunction<Thing>("isCreature", &Thing::isCreature);
+    g_lua.bindClassMemberFunction<Thing>("isEffect", &Thing::isEffect);
+    g_lua.bindClassMemberFunction<Thing>("isMissile", &Thing::isMissile);
+    g_lua.bindClassMemberFunction<Thing>("isPlayer", &Thing::isPlayer);
+    g_lua.bindClassMemberFunction<Thing>("isLocalPlayer", &Thing::isLocalPlayer);
+    g_lua.bindClassMemberFunction<Thing>("isAnimatedText", &Thing::isAnimatedText);
+    g_lua.bindClassMemberFunction<Thing>("isStaticText", &Thing::isStaticText);
     g_lua.bindClassMemberFunction<Thing>("isGround", &Thing::isGround);
     g_lua.bindClassMemberFunction<Thing>("isGroundBorder", &Thing::isGroundBorder);
     g_lua.bindClassMemberFunction<Thing>("isOnBottom", &Thing::isOnBottom);
diff --git a/src/otclient/ui/uicreature.cpp b/src/otclient/ui/uicreature.cpp
index 99581fdb..d0ce16ca 100644
--- a/src/otclient/ui/uicreature.cpp
+++ b/src/otclient/ui/uicreature.cpp
@@ -32,8 +32,8 @@ void UICreature::drawSelf(bool foregroundPane)
     UIWidget::drawSelf(foregroundPane);
 
     if(m_creature) {
-        g_painter->setColor(Color::white);
         Rect drawRect = getPaddingRect();
+        g_painter->setColor(Color::white);
         m_creature->drawOutfit(drawRect, !m_fixedCreatureSize);
     }
 }