diff --git a/src/viewport.cpp b/src/viewport.cpp
--- a/src/viewport.cpp
+++ b/src/viewport.cpp
@@ -1782,32 +1782,6 @@ void ViewportDoDraw(const Viewport *vp, 
 	_vd.child_screen_sprites_to_draw.clear();
 }
 
-/**
- * Make sure we don't draw a too big area at a time.
- * If we do, the sprite memory will overflow.
- */
-static void ViewportDrawChk(const Viewport *vp, int left, int top, int right, int bottom)
-{
-	if ((int64)ScaleByZoom(bottom - top, vp->zoom) * (int64)ScaleByZoom(right - left, vp->zoom) > (int64)(180000 * ZOOM_LVL_BASE * ZOOM_LVL_BASE)) {
-		if ((bottom - top) > (right - left)) {
-			int t = (top + bottom) >> 1;
-			ViewportDrawChk(vp, left, top, right, t);
-			ViewportDrawChk(vp, left, t, right, bottom);
-		} else {
-			int t = (left + right) >> 1;
-			ViewportDrawChk(vp, left, top, t, bottom);
-			ViewportDrawChk(vp, t, top, right, bottom);
-		}
-	} else {
-		ViewportDoDraw(vp,
-			ScaleByZoom(left - vp->left, vp->zoom) + vp->virtual_left,
-			ScaleByZoom(top - vp->top, vp->zoom) + vp->virtual_top,
-			ScaleByZoom(right - vp->left, vp->zoom) + vp->virtual_left,
-			ScaleByZoom(bottom - vp->top, vp->zoom) + vp->virtual_top
-		);
-	}
-}
-
 static inline void ViewportDraw(const Viewport *vp, int left, int top, int right, int bottom)
 {
 	if (right <= vp->left || bottom <= vp->top) return;
@@ -1822,7 +1796,12 @@ static inline void ViewportDraw(const Vi
 	if (top < vp->top) top = vp->top;
 	if (bottom > vp->top + vp->height) bottom = vp->top + vp->height;
 
-	ViewportDrawChk(vp, left, top, right, bottom);
+	ViewportDoDraw(vp,
+		ScaleByZoom(left - vp->left, vp->zoom) + vp->virtual_left,
+		ScaleByZoom(top - vp->top, vp->zoom) + vp->virtual_top,
+		ScaleByZoom(right - vp->left, vp->zoom) + vp->virtual_left,
+		ScaleByZoom(bottom - vp->top, vp->zoom) + vp->virtual_top
+	);
 }
 
 /**