diff --git a/kraken/KRShaderReflection.h b/kraken/KRShaderReflection.h
index 5b898e1..6cf48c0 100644
--- a/kraken/KRShaderReflection.h
+++ b/kraken/KRShaderReflection.h
@@ -111,5 +111,5 @@ const char* SHADER_VALUE_NAMES[];
 class KRReflectedObject
 {
 public:
-  static std::map<ShaderValue, std::pair<size_t, size_t>> ValueMap;
+  virtual bool GetShaderValue(ShaderValue value, void* buffer, size_t size) = 0;
 };
diff --git a/kraken/KRViewport.cpp b/kraken/KRViewport.cpp
index aa76b4f..d4526f4 100755
--- a/kraken/KRViewport.cpp
+++ b/kraken/KRViewport.cpp
@@ -55,6 +55,12 @@ KRViewport::KRViewport(const Vector2& size, const Matrix4& matView, const Matrix
   calculateDerivedValues();
 }
 
+bool KRViewport::GetShaderValue(ShaderValue value, void* buffer, size_t size)
+{
+  return false;
+}
+
+
 
 KRViewport& KRViewport::operator=(const KRViewport& v)
 {
diff --git a/kraken/KRViewport.h b/kraken/KRViewport.h
index 56ce478..07b44aa 100755
--- a/kraken/KRViewport.h
+++ b/kraken/KRViewport.h
@@ -40,12 +40,15 @@
 class KRLight;
 
 class KRViewport
+  : public KRReflectedObject
 {
 public:
   KRViewport();
   KRViewport(const hydra::Vector2& size, const hydra::Matrix4& matView, const hydra::Matrix4& matProjection);
   ~KRViewport();
 
+  bool GetShaderValue(ShaderValue value, void* buffer, size_t size) final;
+
   const hydra::Vector2& getSize() const;
   const hydra::Matrix4& getViewMatrix() const;
   const hydra::Matrix4& getProjectionMatrix() const;