From e19daa58e3d7c3d8d2487472997ae490825a10fa Mon Sep 17 00:00:00 2001
From: Baldur Karlsson <baldur@crytek.com>
Date: Fri, 8 Aug 2014 11:15:16 +0100
Subject: [PATCH] Check bindpoint isn't -1 (for non-buffer-backed uniforms)

---
 renderdocui/Code/CommonPipelineState.cs | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/renderdocui/Code/CommonPipelineState.cs b/renderdocui/Code/CommonPipelineState.cs
index 66d82b4b6..2b2461cc7 100644
--- a/renderdocui/Code/CommonPipelineState.cs
+++ b/renderdocui/Code/CommonPipelineState.cs
@@ -372,13 +372,17 @@ namespace renderdocui.Code
 
                     if(s.ShaderDetails != null && BindPoint < s.ShaderDetails.ConstantBlocks.Length)
                     {
-                        var b = m_GL.UniformBuffers[s.ShaderDetails.ConstantBlocks[BindPoint].bindPoint];
+                        if(s.ShaderDetails.ConstantBlocks[BindPoint].bindPoint >= 0 &&
+                            s.ShaderDetails.ConstantBlocks[BindPoint].bindPoint < m_GL.UniformBuffers.Length)
+                        {
+                            var b = m_GL.UniformBuffers[s.ShaderDetails.ConstantBlocks[BindPoint].bindPoint];
 
-                        buf = b.Resource;
-                        ByteOffset = (uint)b.Offset;
-                        ByteSize = (uint)b.Size;
+                            buf = b.Resource;
+                            ByteOffset = (uint)b.Offset;
+                            ByteSize = (uint)b.Size;
 
-                        return;
+                            return;
+                        }
                     }
                 }
             }