updated cmake with recipes

.gitignore

@@ -15,4 +15,5 @@ __pycache__
 *.vtu
 *.egg-info
 *.so
-temp-plot.html
+temp-plot.html
+data*

CMakeLists.txt

@@ -1,25 +1,36 @@
 ################################################################################
 # Check required CMake version
 set(REQUIRED_CMAKE_VERSION "3.14.0")
-cmake_minimum_required(VERSION ${REQUIRED_CMAKE_VERSION})
+if(POLYFEM_TOPLEVEL_PROJECT)
+    cmake_minimum_required(VERSION ${REQUIRED_CMAKE_VERSION})
+else()
+    # Don't use cmake_minimum_required here to avoid implicitly overriding parent policies
+    if(${CMAKE_VERSION} VERSION_LESS ${REQUIRED_CMAKE_VERSION})
+        message(FATAL_ERROR "CMake required version to build PolyFEM is ${REQUIRED_CMAKE_VERSION}")
+    endif()
+endif()
+
+if(INPUT_POLYFEMPY_DATA_ROOT)
+    set(POLYFEMPY_DATA_ROOT "${CMAKE_CURRENT_SOURCE_DIR}/${INPUT_POLYFEMPY_DATA_ROOT}/")
+else()
+    set(POLYFEMPY_DATA_ROOT "${CMAKE_CURRENT_SOURCE_DIR}/data/")
+endif()
+if(NOT EXISTS ${POLYFEMPY_DATA_ROOT})
+    file(MAKE_DIRECTORY ${POLYFEMPY_DATA_ROOT})
+endif()
 
 project(polyfempy)
 ################################################################################
 
-if(INPUT_THIRD_PARTY_DIR)
-	set(THIRD_PARTY_DIR ${CMAKE_CURRENT_SOURCE_DIR}/${INPUT_THIRD_PARTY_DIR}/)
-else()
-	set(THIRD_PARTY_DIR ${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/)
-endif()
-list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake)
+list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
+list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/recipes/")
 
 # Color output
 include(UseColors)
 
 # Prepend function
 include(PrependCurrentPath)
 
-
 # Extra warnings
 include(Warnings)
 
@@ -32,47 +43,24 @@ set_property(GLOBAL PROPERTY USE_FOLDERS ON)
 # Generate position independent code by default
 set(CMAKE_POSITION_INDEPENDENT_CODE ON)
 
-################################################################################
-
-
-# Setup dependencies
-include(PolyfemPythonDependencies)
-
 ################################################################################
 # Polyfem library
 ################################################################################
 
-set(BUILD_TESTS		OFF CACHE BOOL "" FORCE)
-set(DOWNLOAD_GTEST	OFF CACHE BOOL "" FORCE)
-
-
-
-# polyfem
-polyfem_python_download_polyfem()
-add_subdirectory(${THIRD_PARTY_DIR}/polyfem)
-add_library(nlohmann_json ALIAS json)
-
-# pybind11
-polyfem_python_download_pybind11()
-add_subdirectory(${THIRD_PARTY_DIR}/pybind11)
-
-# pybind11_json
-polyfem_python_download_pybind11_json()
-add_subdirectory(${THIRD_PARTY_DIR}/pybind11_json)
-
-
-
+# dependencies
+include(polyfem)
+include(pybind11)
+include(pybind11_json)
 
 #for testing purpose
-polyfem_python_download_data()
-
+include(polyfem_data)
 
 ################################################################################
 # Subdirectories
 ################################################################################
 add_library(polyfempy MODULE src/binding.cpp src/raster.cpp)
-target_link_libraries(polyfempy PRIVATE polyfem pybind11_json)
-target_link_libraries(polyfempy PRIVATE pybind11::module)
+target_link_libraries(polyfempy PRIVATE polyfem::polyfem pybind11::module pybind11::json)
+
 set_target_properties(polyfempy PROPERTIES PREFIX "${PYTHON_MODULE_PREFIX}" SUFFIX "${PYTHON_MODULE_EXTENSION}")