Made it more specific to the tile offset.

Upperfoot · web-flow · commit 86f1cbcabfb0 · 2018-06-23T16:34:45.000+01:00
diff --git a/src/tilemaps/components/CullTiles.js b/src/tilemaps/components/CullTiles.js
@@ -69,9 +69,9 @@ var CullTiles = function (layer, camera, outputArray)
             {
                 continue;
             }
-
-            var tileX = tilemapLayer.x + (tile.pixelX * a + tile.pixelY * c + e);
-            var tileY = tilemapLayer.y + (tile.pixelX * b + tile.pixelY * d + f);
+            
+            var tileX = ((tile.pixelX + tilemapLayer.x) * a + (tile.pixelY + tilemapLayer.y) * c + e);
+            var tileY = ((tile.pixelX + tilemapLayer.x) * b + (tile.pixelY + tilemapLayer.y) * d + f);
 
             if (tile.visible &&
                 tileX >= tCullX &&

Original file line number	Diff line number	Diff line change
`@@ -69,9 +69,9 @@ var CullTiles = function (layer, camera, outputArray)`
`69`	`69`	`{`
`70`	`70`	`continue;`
`71`	`71`	`}`
`72`		`-`
`73`		`- var tileX = tilemapLayer.x + (tile.pixelX * a + tile.pixelY * c + e);`
`74`		`- var tileY = tilemapLayer.y + (tile.pixelX * b + tile.pixelY * d + f);`
	`72`	`+`
	`73`	`+ var tileX = ((tile.pixelX + tilemapLayer.x) * a + (tile.pixelY + tilemapLayer.y) * c + e);`
	`74`	`+ var tileY = ((tile.pixelX + tilemapLayer.x) * b + (tile.pixelY + tilemapLayer.y) * d + f);`
`75`	`75`
`76`	`76`	`if (tile.visible &&`
`77`	`77`	`tileX >= tCullX &&`