From 5ee5de02b217ba7fe466a3b77a05058141bdef17 Mon Sep 17 00:00:00 2001
From: Florian Echtler <floe@butterbrot.org>
Date: Wed, 15 Jul 2015 14:14:18 +0200
Subject: [PATCH] fix opencl rebuild after config change

---
 examples/protonect/src/opencl_depth_packet_processor.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/examples/protonect/src/opencl_depth_packet_processor.cpp b/examples/protonect/src/opencl_depth_packet_processor.cpp
index c4d30e767..dfa5b28b2 100644
--- a/examples/protonect/src/opencl_depth_packet_processor.cpp
+++ b/examples/protonect/src/opencl_depth_packet_processor.cpp
@@ -611,7 +611,6 @@ void OpenCLDepthPacketProcessor::setConfiguration(const libfreenect2::DepthPacke
     // OpenCL program needs to be rebuilt, then reinitialized
     impl_->programBuilt = false;
     impl_->programInitialized = false;
-    impl_->buildProgram(impl_->sourceCode);
   }
   else if (impl_->config.EnableBilateralFilter != config.EnableBilateralFilter
     || impl_->config.EnableEdgeAwareFilter != config.EnableEdgeAwareFilter)
@@ -621,6 +620,8 @@ void OpenCLDepthPacketProcessor::setConfiguration(const libfreenect2::DepthPacke
   }
 
   impl_->config = config;
+  if (!impl_->programBuilt)
+    impl_->buildProgram(impl_->sourceCode);
 }
 
 void OpenCLDepthPacketProcessor::loadP0TablesFromCommandResponse(unsigned char *buffer, size_t buffer_length)