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diff --git a/hw6/src/lightsourceGeometry.cpp b/hw6/src/lightsourceGeometry.cpp
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+++ b/hw6/src/lightsourceGeometry.cpp
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+/******************************************************************/
+/* This file is part of the homework assignments for CSCI-427/527 */
+/* at The College of William & Mary and authored by Pieter Peers. */
+/* No part of this file, whether altered or in original form, can */
+/* be distributed or used outside the context of CSCI-427/527     */
+/* without consent of either the College of William & Mary or     */
+/* Pieter Peers.                                                  */
+/******************************************************************/
+#include <cassert>
+#include "lightsourceShader.h"
+#include "lightsourceGeometry.h"
+
+/////////////////
+// Constructor //
+/////////////////
+lightsourceGeometry::lightsourceGeometry(void)
+  : boundedCompound()
+{
+  // Nothing.
+}
+
+
+lightsourceGeometry::lightsourceGeometry(const std::shared_ptr<const boundedPrimitive>& geometry, const std::shared_ptr<const lightsource_base>& ls, const std::shared_ptr<const shader_base>& material)
+  : boundedCompound()
+{
+  assert(geometry && ls);
+  _geometry.push_back(geometry);
+  _shader = std::shared_ptr<const shader_base>(new lightsourceShader(ls, material));
+
+  // Done.
+  initializeBoundingBox();
+}
+
+
+/////////////
+// Methods //
+/////////////
+bool lightsourceGeometry::hasShader(void) const
+{
+  // always has a shader by construction
+  return true;
+}
+
+
+const std::vector<std::shared_ptr<const boundedPrimitive>>& lightsourceGeometry::compounds(void) const
+{
+  return _geometry;
+}
+
+
+void lightsourceGeometry::_print(std::ostream& s) const
+{
+  s << "lightsourceGeometry (" << _bb << ") -> [" << *_shader << "]";
+}