From a8e78fde995b1e4f7fcfb6912416a68a105d5b5e Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Mon, 25 Mar 2019 12:40:41 +0000
Subject: [PATCH] Added --NO_CULLING, --VIEW_FRSUTUM and
 --VIEW_FRUSTUM_SIDES/--vfs command line options for setting the Camera
 CullingMode value

---
 src/osg/CullSettings.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/osg/CullSettings.cpp b/src/osg/CullSettings.cpp
index 800ada83c..04cf45ad5 100644
--- a/src/osg/CullSettings.cpp
+++ b/src/osg/CullSettings.cpp
@@ -117,6 +117,8 @@ void CullSettings::readEnvironmentalVariables()
 
 void CullSettings::readCommandLine(ArgumentParser& arguments)
 {
+    OSG_INFO<<"CullSettings::readCommandLine(ArgumentParser& arguments)"<<std::endl;
+
     // report the usage options.
     if (arguments.getApplicationUsage())
     {
@@ -124,6 +126,11 @@ void CullSettings::readCommandLine(ArgumentParser& arguments)
         arguments.getApplicationUsage()->addCommandLineOption("--NEAR_FAR_RATIO <float>","Set the ratio between near and far planes - must greater than 0.0 but less than 1.0.");
     }
 
+    while(arguments.read("--NO_CULLING")) setCullingMode(NO_CULLING);
+    while(arguments.read("--VIEW_FRUSTUM")) setCullingMode(VIEW_FRUSTUM_CULLING);
+    while(arguments.read("--VIEW_FRUSTUM_SIDES") || arguments.read("--vfs") ) setCullingMode(VIEW_FRUSTUM_SIDES_CULLING);
+
+
     std::string str;
     while(arguments.read("--COMPUTE_NEAR_FAR_MODE",str))
     {