From 6d37355d6b11f09f965c97d65f36a0e2544d217c Mon Sep 17 00:00:00 2001
From: Piero Toffanin <pt@masseranolabs.com>
Date: Tue, 30 May 2023 19:50:31 -0400
Subject: [PATCH] Yet tighter max tiles check

---
 opendm/dem/commands.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/opendm/dem/commands.py b/opendm/dem/commands.py
index 1870cf4c..56c65d9d 100755
--- a/opendm/dem/commands.py
+++ b/opendm/dem/commands.py
@@ -152,7 +152,7 @@ def create_dem(input_point_cloud, dem_type, output_type='max', radiuses=['0.56']
     
     # Safety check
     if max_tiles is not None:
-        if len(tiles) > max_tiles and final_dem_pixels > get_total_memory():
+        if len(tiles) > max_tiles and (final_dem_pixels * 4) > get_total_memory():
             raise system.ExitException("Max tiles limit exceeded (%s). This is a strong indicator that the reconstruction failed and we would probably run out of memory trying to process this" % max_tiles)
 
     # Sort tiles by increasing radius