From 55f65752fd3b39bb12660c4f77da3f53bf044ac1 Mon Sep 17 00:00:00 2001
From: AnyOldName3 <krizdjali+github@gmail.com>
Date: Thu, 12 Nov 2020 17:55:10 +0000
Subject: [PATCH] Don't bind unnecessary colour buffer when drawing shadow maps

---
 components/sceneutil/mwshadowtechnique.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/components/sceneutil/mwshadowtechnique.cpp b/components/sceneutil/mwshadowtechnique.cpp
index 76eaf0bb77..3f60f79b9e 100644
--- a/components/sceneutil/mwshadowtechnique.cpp
+++ b/components/sceneutil/mwshadowtechnique.cpp
@@ -555,6 +555,7 @@ MWShadowTechnique::ShadowData::ShadowData(MWShadowTechnique::ViewDependentData*
     _camera = new osg::Camera;
     _camera->setName("ShadowCamera");
     _camera->setReferenceFrame(osg::Camera::ABSOLUTE_RF_INHERIT_VIEWPOINT);
+    _camera->setImplicitBufferAttachmentMask(0, 0);
 
     //_camera->setClearColor(osg::Vec4(1.0f,1.0f,1.0f,1.0f));
     _camera->setClearColor(osg::Vec4(0.0f,0.0f,0.0f,0.0f));