From d4870fd6594175a4907ee09d999c28d21a4ae997 Mon Sep 17 00:00:00 2001
From: Someone <someone@somenet.org>
Date: Thu, 9 May 2019 23:58:38 +0200
Subject: [PATCH] improved handling of cliffs.

---
 changelog.txt | 6 ++++++
 control.lua   | 9 ++++++---
 info.json     | 2 +-
 3 files changed, 13 insertions(+), 4 deletions(-)

diff --git a/changelog.txt b/changelog.txt
index 79f4a5e..9edd287 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,4 +1,10 @@
 ---------------------------------------------------------------------------------------------------
+Version: 0.17.2
+Date: 2019-05-09
+
+  Changed:
+    - improved handling of cliffs.
+---------------------------------------------------------------------------------------------------
 Version: 0.17.1
 Date: 2019-03-17
 
diff --git a/control.lua b/control.lua
index b882482..a842db7 100755
--- a/control.lua
+++ b/control.lua
@@ -7,9 +7,12 @@ script.on_event(defines.events.on_chunk_generated, function (event)
 
     -- dont spam uranium as it will halt normal miners :/
     ores = {"stone", "iron-ore", "copper-ore", "coal"}
-    for x=event.area.left_top.x, event.area.right_bottom.x do
-        for y=event.area.left_top.y, event.area.right_bottom.y do
-            if event.surface.get_tile(x, y).collides_with("ground-tile") and #event.surface.find_entities_filtered{position={x+0.5, y+0.5}, type = "resource"} == 0 then
+    for x=event.area.left_top.x+0, event.area.right_bottom.x-1 do
+        for y=event.area.left_top.y+0, event.area.right_bottom.y-1 do
+            if  event.surface.get_tile(x, y).collides_with("ground-tile")
+                and #event.surface.find_entities_filtered{area={{x,y}, {x+1, y+1}}, type="resource"} == 0
+                and #event.surface.find_entities_filtered{area={{x-1, y-1}, {x+1, y+1}}, name="cliff"} == 0
+            then
                 cnt = math.random(20, 50)
                 ore = math.random(1, 4)
                 event.surface.create_entity({name=ores[ore], amount=cnt, position={x, y}})
diff --git a/info.json b/info.json
index 807f327..d698572 100755
--- a/info.json
+++ b/info.json
@@ -1,6 +1,6 @@
 {
     "name": "some-resourcespam",
-    "version": "0.17.1",
+    "version": "0.17.2",
     "title": "Some resource spam",
     "author": "someone1337",
     "homepage": "https://git.somenet.org/pub/jan/factorio_some-resourcespam.git",
-- 
2.43.0