Add NLopt the new way to dependencies

deps/CMakeLists.txt

@@ -79,6 +79,7 @@ function(prusaslicer_add_cmake_project projectname)
             -DCMAKE_DEBUG_POSTFIX:STRING=d
             -DCMAKE_C_COMPILER:STRING=${CMAKE_C_COMPILER}
             -DCMAKE_CXX_COMPILER:STRING=${CMAKE_CXX_COMPILER}
+            -DCMAKE_TOOLCHAIN_FILE:STRING=${CMAKE_TOOLCHAIN_FILE}
             -DBUILD_SHARED_LIBS:BOOL=OFF
             "${_configs_line}"
             ${DEP_CMAKE_OPTS}
@@ -150,6 +151,7 @@ include(OpenCSG/OpenCSG.cmake)
 include(GMP/GMP.cmake)
 include(MPFR/MPFR.cmake)
 include(CGAL/CGAL.cmake)
+include(NLopt/NLopt.cmake)
 include(wxWidgets/wxWidgets.cmake)
 
 if (NOT "${ZLIB_PKG}" STREQUAL "")
@@ -164,7 +166,7 @@ set(_dep_list
     dep_wxWidgets
     dep_gtest
     dep_cereal
-    dep_nlopt
+    dep_NLopt
     dep_openvdb
     dep_OpenCSG
     dep_CGAL

deps/NLopt/NLopt.cmake

@@ -0,0 +1,15 @@
+prusaslicer_add_cmake_project(NLopt
+  URL "https://github.com/stevengj/nlopt/archive/v2.5.0.tar.gz"
+  URL_HASH SHA256=c6dd7a5701fff8ad5ebb45a3dc8e757e61d52658de3918e38bab233e7fd3b4ae
+  CMAKE_ARGS
+    -DNLOPT_PYTHON:BOOL=OFF
+    -DNLOPT_OCTAVE:BOOL=OFF
+    -DNLOPT_MATLAB:BOOL=OFF
+    -DNLOPT_GUILE:BOOL=OFF
+    -DNLOPT_SWIG:BOOL=OFF
+    -DNLOPT_TESTS:BOOL=OFF
+)
+
+if (MSVC)
+    add_debug_dep(dep_NLopt)
+endif ()

deps/deps-unix-common.cmake

@@ -47,20 +47,6 @@ ExternalProject_Add(dep_cereal
         ${DEP_CMAKE_OPTS}
 )
 
-ExternalProject_Add(dep_nlopt
-    EXCLUDE_FROM_ALL 1
-    URL "https://github.com/stevengj/nlopt/archive/v2.5.0.tar.gz"
-    URL_HASH SHA256=c6dd7a5701fff8ad5ebb45a3dc8e757e61d52658de3918e38bab233e7fd3b4ae
-    CMAKE_ARGS
-        -DBUILD_SHARED_LIBS=OFF
-        -DNLOPT_PYTHON=OFF
-        -DNLOPT_OCTAVE=OFF
-        -DNLOPT_MATLAB=OFF
-        -DNLOPT_GUILE=OFF
-        -DCMAKE_INSTALL_PREFIX=${DESTDIR}/usr/local
-        ${DEP_CMAKE_OPTS}
-)
-
 ExternalProject_Add(dep_qhull
     EXCLUDE_FROM_ALL 1
     #URL "https://github.com/qhull/qhull/archive/v7.3.2.tar.gz"

deps/deps-windows.cmake

@@ -128,27 +128,6 @@ ExternalProject_Add(dep_cereal
     INSTALL_COMMAND ""
 )
 
-ExternalProject_Add(dep_nlopt
-    EXCLUDE_FROM_ALL 1
-    URL "https://github.com/stevengj/nlopt/archive/v2.5.0.tar.gz"
-    URL_HASH SHA256=c6dd7a5701fff8ad5ebb45a3dc8e757e61d52658de3918e38bab233e7fd3b4ae
-    CMAKE_GENERATOR "${DEP_MSVC_GEN}"
-    CMAKE_GENERATOR_PLATFORM "${DEP_PLATFORM}"
-    CMAKE_ARGS
-        -DBUILD_SHARED_LIBS=OFF
-        -DNLOPT_PYTHON=OFF
-        -DNLOPT_OCTAVE=OFF
-        -DNLOPT_MATLAB=OFF
-        -DNLOPT_GUILE=OFF
-        -DCMAKE_POSITION_INDEPENDENT_CODE=ON
-        -DCMAKE_DEBUG_POSTFIX=d
-        "-DCMAKE_INSTALL_PREFIX:PATH=${DESTDIR}\\usr\\local"
-    BUILD_COMMAND msbuild /m /P:Configuration=Release INSTALL.vcxproj
-    INSTALL_COMMAND ""
-)
-
-add_debug_dep(dep_nlopt)
-
 if (${DEPS_BITS} EQUAL 32)
     set(DEP_LIBCURL_TARGET "x86")
 else ()