From 355a75b6a1ddd6f31450488d4f2463b73ca183c5 Mon Sep 17 00:00:00 2001
From: Stuart Buchanan <stuart_d_buchanan@yahoo.co.uk>
Date: Tue, 9 Feb 2021 18:17:29 +0000
Subject: [PATCH] WS30: Random vegetation LOD control

Control the LOD level that random vegetation is
generated for WS3.0.
---
 defaults.xml              |  1 +
 gui/dialogs/rendering.xml | 46 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 47 insertions(+)

diff --git a/defaults.xml b/defaults.xml
index 7c4c1ec8e..1ad3c2129 100644
--- a/defaults.xml
+++ b/defaults.xml
@@ -121,6 +121,7 @@ Started September 2000 by David Megginson, david@megginson.com
       <random-vegetation-normals type="bool" userarchive="y">false</random-vegetation-normals>
       <random-vegetation-optimize type="bool" userarchive="y">false</random-vegetation-optimize>
       <vegetation-density type="double" userarchive="y">1.0</vegetation-density>
+      <vegetation-lod type="int" userarchive="y">6</vegetation-lod>
       <random-buildings type="bool" userarchive="y">false</random-buildings>
       <osm-buildings type="bool" userarchive="y">false</osm-buildings>
       <building-density type="double" userarchive="y">1.0</building-density>
diff --git a/gui/dialogs/rendering.xml b/gui/dialogs/rendering.xml
index a3b921219..f0c974061 100644
--- a/gui/dialogs/rendering.xml
+++ b/gui/dialogs/rendering.xml
@@ -282,6 +282,51 @@
 				</text>
 			</group>
 
+			<group>
+				<layout>hbox</layout>
+				<halign>right</halign>
+				<text>
+					<enable>
+						<equals>
+							<property>/scenery/use-vpb</property>
+							<value>true</value>
+						</equals>
+					</enable>
+					<label>Vegetation LoD level</label>
+				</text>
+				<slider>
+					<name>vegetation-lod</name>
+					<enable>
+						<equals>
+							<property>/scenery/use-vpb</property>
+							<value>true</value>
+						</equals>
+					</enable>
+					<min>1</min>
+					<max>6</max>
+					<step>1</step>
+					<fraction>0.15</fraction>
+					<property>/sim/rendering/vegetation-lod</property>
+					<binding>
+						<command>dialog-apply</command>
+						<object-name>vegetation-lod</object-name>
+					</binding>
+				</slider>
+				<text>
+					<label>1234567890</label>
+					<enable>
+						<equals>
+							<property>/scenery/use-vpb</property>
+							<value>true</value>
+						</equals>
+					</enable>
+					<format>%d</format>
+					<live>true</live>
+					<property>/sim/rendering/vegetation-lod</property>
+				</text>
+			</group>
+
+
 			<group>
 				<layout>hbox</layout>
 				<halign>right</halign>
@@ -1255,6 +1300,7 @@
 				"/sim/rendering/random-vegetation",
 				"/sim/rendering/random-vegetation-shadows",
 				"/sim/rendering/vegetation-density",
+				"/sim/rendering/vegetation-lod",
 				"/sim/rendering/clouds3d-enable",
 				"/sim/rendering/clouds3d-density",
 				"/scenery/use-vpb",