From 721a05122b04775085a9544b5b66e7fc0392442c Mon Sep 17 00:00:00 2001
From: Enrico Bertolazzi <enrico.bertolazzi@unitn.it>
Date: Wed, 6 Apr 2022 09:37:16 +0200
Subject: [PATCH] added cmake compilation of MEX

---
 toolbox/bin/BaseHermiteMexWrapper.m           |  3 ++
 toolbox/bin/BaseHermiteWrapper.m              |  3 --
 toolbox/lib/CMakeLists.txt                    | 40 +++++++++++++++++++
 toolbox/lib/CompileSplinesLib.m               |  2 +-
 toolbox/lib/CompileSplinesLib_cmake.m         | 21 ++++++++++
 ...rapper.cc => mex_BaseHermiteMexWrapper.cc} |  0
 6 files changed, 65 insertions(+), 4 deletions(-)
 create mode 100755 toolbox/bin/BaseHermiteMexWrapper.m
 delete mode 100755 toolbox/bin/BaseHermiteWrapper.m
 create mode 100644 toolbox/lib/CMakeLists.txt
 create mode 100644 toolbox/lib/CompileSplinesLib_cmake.m
 rename toolbox/src_mex/{mex_BaseHermiteWrapper.cc => mex_BaseHermiteMexWrapper.cc} (100%)

diff --git a/toolbox/bin/BaseHermiteMexWrapper.m b/toolbox/bin/BaseHermiteMexWrapper.m
new file mode 100755
index 00000000..ac9031fe
--- /dev/null
+++ b/toolbox/bin/BaseHermiteMexWrapper.m
@@ -0,0 +1,3 @@
+function varargout = BaseHermitMexeWrapper( varargin )
+  error(sprintf('\n\n\nBaseHermitMexeWrapper undefined:\ncompile MEX file using CompileSplineLib\n\n\n'));
+end
diff --git a/toolbox/bin/BaseHermiteWrapper.m b/toolbox/bin/BaseHermiteWrapper.m
deleted file mode 100755
index 1e6c7b95..00000000
--- a/toolbox/bin/BaseHermiteWrapper.m
+++ /dev/null
@@ -1,3 +0,0 @@
-function varargout = BaseHermiteWrapper( varargin )
-  error(sprintf('\n\n\nBaseHermiteWrapper undefined:\ncompile MEX file using CompileSplineLib\n\n\n'));
-end
diff --git a/toolbox/lib/CMakeLists.txt b/toolbox/lib/CMakeLists.txt
new file mode 100644
index 00000000..31874159
--- /dev/null
+++ b/toolbox/lib/CMakeLists.txt
@@ -0,0 +1,40 @@
+cmake_minimum_required( VERSION 3.14 )
+
+project( Splines_Mex )
+
+find_package( Matlab REQUIRED )
+
+message( STATUS "Matlab_ROOT_DIR = ${Matlab_ROOT_DIR}" )
+message( STATUS "PROJECT_NAME    = ${PROJECT_NAME}" )
+
+## COMPONENTS MX_LIBRARY ENG_LIBRARY MEX_COMPILER )
+
+# set(CMAKE_CONFIGURATION_TYPES "Debug;Release" CACHE STRING INTERNAL FORCE)
+set( CMAKE_CXX_STANDARD 11  )
+
+set( SOURCES )
+file( GLOB S ${CMAKE_CURRENT_SOURCE_DIR}/../src/*.cc )
+foreach(F ${S})
+  file( RELATIVE_PATH RF ${CMAKE_CURRENT_SOURCE_DIR} "${F}" )
+  list( APPEND SOURCES ${RF} )
+endforeach()
+
+include_directories( ${CMAKE_CURRENT_SOURCE_DIR}/../src ${CMAKE_CURRENT_SOURCE_DIR}/../src/Utils )
+
+if ( (UNIX OR LINUX) AND NOT APPLE )
+  set(CMAKE_EXE_LINKER_FLAGS "-static-libgcc -static-libstdc++")
+  set(CMAKE_SHARED_LINKER_FLAGS "-static-libgcc -static-libstdc++")
+endif()
+
+set( MEX_LIST BaseHermite Spline1D Spline2D SplineSet SplineVec )
+
+foreach( BASE ${MEX_LIST})
+  matlab_add_mex( NAME ${BASE}MexWrapper SRC ${CMAKE_CURRENT_SOURCE_DIR}/../src_mex/mex_${BASE}MexWrapper.cc ${SOURCES} )
+
+  add_custom_command(
+    TARGET ${BASE}MexWrapper
+    POST_BUILD COMMAND ${CMAKE_COMMAND} -E copy
+    "$<TARGET_FILE:${BASE}MexWrapper>"
+    "${CMAKE_CURRENT_SOURCE_DIR}/../bin"
+  )
+endforeach()
diff --git a/toolbox/lib/CompileSplinesLib.m b/toolbox/lib/CompileSplinesLib.m
index 2fbf379f..9ecdecfd 100644
--- a/toolbox/lib/CompileSplinesLib.m
+++ b/toolbox/lib/CompileSplinesLib.m
@@ -8,7 +8,7 @@
 
 NAMES = {
   'SplineSetMexWrapper', ...
-  'BaseHermiteWrapper', ...
+  'BaseHermiteMexWrapper', ...
   'SplineVecMexWrapper', ...
   'Spline1DMexWrapper', ...
   'Spline2DMexWrapper' ...
diff --git a/toolbox/lib/CompileSplinesLib_cmake.m b/toolbox/lib/CompileSplinesLib_cmake.m
new file mode 100644
index 00000000..0d9f8817
--- /dev/null
+++ b/toolbox/lib/CompileSplinesLib_cmake.m
@@ -0,0 +1,21 @@
+clear all;
+clear functions;
+clear mex;
+clc;
+
+if ismac
+  oldPath = getenv('PATH');
+  newPath = strcat(oldPath, pathsep, '/usr/local/bin'); % on MAC
+  setenv('PATH', newPath);
+elseif isunix
+elseif ispc
+  oldPath = getenv('PATH');
+  newPath = strcat(oldPath, pathsep, 'C:\Program Files\CMake\bin'); % on Windows
+  setenv('PATH', newPath);
+end
+
+old_dir = cd(fileparts(which(mfilename)));
+system('cmake -Bbuild .');
+system('cmake --build build --parallel 8');
+cd(old_dir);
+
diff --git a/toolbox/src_mex/mex_BaseHermiteWrapper.cc b/toolbox/src_mex/mex_BaseHermiteMexWrapper.cc
similarity index 100%
rename from toolbox/src_mex/mex_BaseHermiteWrapper.cc
rename to toolbox/src_mex/mex_BaseHermiteMexWrapper.cc