stabilize build system: depends, installer, boost/bdb fixes, cross targets groundwork

depends/x86_64-pc-linux-gnu/include/boost/compute/interop/vtk/matrix4x4.hpp

@@ -0,0 +1,46 @@
+//---------------------------------------------------------------------------//
+// Copyright (c) 2013-2014 Kyle Lutz <kyle.r.lutz@gmail.com>
+//
+// Distributed under the Boost Software License, Version 1.0
+// See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt
+//
+// See http://boostorg.github.com/compute for more information.
+//---------------------------------------------------------------------------//
+
+#ifndef BOOST_COMPUTE_INTEROP_VTK_MATRIX4X4_HPP
+#define BOOST_COMPUTE_INTEROP_VTK_MATRIX4X4_HPP
+
+#include <vtkMatrix4x4.h>
+
+#include <boost/compute/types/fundamental.hpp>
+
+namespace boost {
+namespace compute {
+
+/// Converts a \c vtkMatrix4x4 to a \c float16_.
+inline float16_ vtk_matrix4x4_to_float16(const vtkMatrix4x4 *matrix)
+{
+    float16_ result;
+
+    for(int i = 0; i < 4; i++){
+        for(int j = 0; j < 4; j++){
+            result[i*4+j] = matrix->GetElement(i, j);
+        }
+    }
+
+    return result;
+}
+
+/// Converts a \c vtkMatrix4x4 to a \c double16_;
+inline double16_ vtk_matrix4x4_to_double16(const vtkMatrix4x4 *matrix)
+{
+    double16_ result;
+    std::memcpy(&result, matrix->Element, 16 * sizeof(double));
+    return result;
+}
+
+} // end compute namespace
+} // end boost namespace
+
+#endif // BOOST_COMPUTE_INTEROP_VTK_MATRIX4X4_HPP