From 39a78e075ff2826c40007405645e9cf7a1b8ac68 Mon Sep 17 00:00:00 2001
From: valid-ptr <konstantin.matveyev@eligovision.ru>
Date: Fri, 4 Dec 2020 18:26:21 +0300
Subject: [PATCH] isTextureLODBiasSupported check added

---
 src/osg/Texture.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/osg/Texture.cpp b/src/osg/Texture.cpp
index 9cdaa1b27..7605083d8 100644
--- a/src/osg/Texture.cpp
+++ b/src/osg/Texture.cpp
@@ -2216,7 +2216,8 @@ void Texture::applyTexParameters(GLenum target, State& state) const
         glTexParameterf(target, GL_TEXTURE_MAX_LOD, _maxlod);
     }
 
-    glTexParameterf(target, GL_TEXTURE_LOD_BIAS, _lodbias);
+    if (extensions->isTextureLODBiasSupported)
+        glTexParameterf(target, GL_TEXTURE_LOD_BIAS, _lodbias);
 
     getTextureParameterDirty(state.getContextID()) = false;