Merge branch 'feat/x-files' into 'main'

Use X-macros to generate all combinations of supported Eigen Matrix types

Co-authored-by: Joel Falcou <joel.falcou@lri.fr>

See merge request oss/rotgen!8

test/unit/tests.hpp

@@ -0,0 +1,31 @@
+//==================================================================================================
+/*
+  ROTGEN - Runtime Overlay for Eigen
+  Copyright : CODE RECKONS
+  SPDX-License-Identifier: BSL-1.0
+*/
+//==================================================================================================
+#define TTS_MAIN
+#include "tts.hpp"
+#include <rotgen/detail/static_info.hpp>
+#include <functional>
+
+namespace rotgen::tests
+{
+  template<auto N> struct constant { static constexpr auto value = N; };
+
+  using scalar  = tts::types<float,double>;
+  using order   = tts::types<constant<ColMajor>,constant<RowMajor>>;
+
+  using types   = tts::types< tts::types<float ,constant<ColMajor>>
+                            , tts::types<double,constant<ColMajor>>
+                            , tts::types<float ,constant<RowMajor>>
+                            , tts::types<double,constant<RowMajor>>
+                            >;
+
+  struct matrix_descriptor
+  {
+    std::size_t                                     rows, cols;
+    std::function<double(std::size_t,std::size_t)>  init_fn;
+  };
+}