diff --git a/main.c b/main.c
index 0725e36..d246198 100755
--- a/main.c
+++ b/main.c
@@ -635,7 +635,7 @@ void SFG_setAndInitLevel(const SFG_Level *level)
 
   for (uint8_t i = 0; i < SFG_MAX_LEVEL_ELEMENTS; ++i)
   {
-    SFG_LevelElement *e = &(SFG_currentLevel.levelPointer->elements[i]);
+    const SFG_LevelElement *e = &(SFG_currentLevel.levelPointer->elements[i]);
 
     if (e->elementType == SFG_LEVEL_ELEMENT_BARREL)
     {
@@ -885,9 +885,10 @@ void SFG_draw()
           SFG_floorHeightAt(e.coords[0],e.coords[1]) + RCL_UNITS_PER_SQUARE / 2,
           SFG_player.camera);
 
-      SFG_drawScaledImage(SFG_sprites[0],p.position.x,p.position.y,
-        RCL_perspectiveScale(SFG_GAME_RESOLUTION_Y / 2,p.depth),
-        p.depth / (RCL_UNITS_PER_SQUARE * 2));
+      if (p.depth > 0)
+        SFG_drawScaledImage(SFG_sprites[0],p.position.x,p.position.y,
+          RCL_perspectiveScale(SFG_GAME_RESOLUTION_Y / 2,p.depth),
+          p.depth / (RCL_UNITS_PER_SQUARE * 2));
     }
 }
 
diff --git a/raycastlib.h b/raycastlib.h
index a8abdbf..ba4f7e1 100644
--- a/raycastlib.h
+++ b/raycastlib.h
@@ -1636,8 +1636,8 @@ RCL_PixelInfo RCL_mapToScreen(RCL_Vector2D worldPosition, RCL_Unit height,
 
   result.position.y = camera.resolution.y / 2 -
     (camera.resolution.y *
-     RCL_perspectiveScale(height - camera.height,result.depth)) / RCL_UNITS_PER_SQUARE
-    + camera.shear;
+     RCL_perspectiveScale(height - camera.height,result.depth))
+     / RCL_UNITS_PER_SQUARE + camera.shear;
 
   RCL_Unit middleColumn = camera.resolution.x / 2;