From 1bcd36f5edb1d8299e6e6a48d4feac00bf1acd85 Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Tue, 1 Nov 2011 13:41:48 +0000
Subject: [PATCH] From Stephan Huber, "A recent commit
 (https://github.com/openscenegraph/osg/commit/41e23f466d0749d0d9db7ca0b0ada996432a1ee1)
 for GraphicWindowsIOS.mm broke the compilation for OpenGL ES 1.x as
 GL_DEPTH_COMPONENT32_OES is not defined for 1.x. I added a #define-guard."

---
 src/osgViewer/GraphicsWindowIOS.mm | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/osgViewer/GraphicsWindowIOS.mm b/src/osgViewer/GraphicsWindowIOS.mm
index b7d99c189..b706a2a21 100644
--- a/src/osgViewer/GraphicsWindowIOS.mm
+++ b/src/osgViewer/GraphicsWindowIOS.mm
@@ -264,9 +264,12 @@
             glRenderbufferStorageOES(GL_RENDERBUFFER_OES, GL_DEPTH_COMPONENT16_OES, _backingWidth, _backingHeight);
         }else if(_win->getTraits()->depth == 24){
             glRenderbufferStorageOES(GL_RENDERBUFFER_OES, GL_DEPTH_COMPONENT24_OES, _backingWidth, _backingHeight);
-        }else if(_win->getTraits()->depth == 32){
+        }
+#if defined(OSG_GLES2_AVAILABLE)
+        else if(_win->getTraits()->depth == 32){
             glRenderbufferStorageOES(GL_RENDERBUFFER_OES, GL_DEPTH_COMPONENT32_OES, _backingWidth, _backingHeight);
         }
+#endif
         glFramebufferRenderbufferOES(GL_FRAMEBUFFER_OES, GL_DEPTH_ATTACHMENT_OES, GL_RENDERBUFFER_OES, _depthRenderbuffer);
     }