[python] Initial push of the python wrapper

Author: sherholz-intel

CMakeLists.txt

@@ -49,6 +49,8 @@ option(OPENPGL_BUILD_STATIC "Build OpenPGL as static library." OFF)
 option(OPENPGL_BUILD_TOOLS "Build tool applications." OFF)
 option(OPENPGL_BUILD_CHECK_TOOL "Build check tool application." OFF)
 
+option(OPENPGL_BUILD_PYTHON "Build tool applications." ON)
+
 try_compile(COMPILER_SUPPORTS_ARM_NEON "${CMAKE_BINARY_DIR}" "${PROJECT_SOURCE_DIR}/cmake/check_arm_neon.cpp")
 
 OPTION(OPENPGL_EF_RADIANCE_CACHES "Enables experimental feature (ir)radiance caches." OFF)
@@ -109,6 +111,10 @@ add_subdirectory(openpgl)
 
 add_subdirectory(tools)
 
+if(OPENPGL_BUILD_PYTHON)
+  add_subdirectory(python)
+endif()
+
 ## Configure CMake find_package() config files ##
 
 include(CMakePackageConfigHelpers)

python/CMakeLists.txt

@@ -0,0 +1,3 @@
+cmake_minimum_required(VERSION 3.4...3.18)
+
+add_subdirectory(pyopengl)

python/pyopengl/CMakeLists.txt

@@ -0,0 +1,77 @@
+cmake_minimum_required(VERSION 3.4...3.18)
+project(pyopenpgl)
+set(CMAKE_CXX_STANDARD 14)
+
+set(CMAKE_MODULE_PATH
+  ${CMAKE_MODULE_PATH}
+  ${CMAKE_CURRENT_SOURCE_DIR}/cmake
+)
+
+set(PYOPENPGL_OPTIONS -msse2 -msse4.1 -O3 -Wall -ffp-model=precise -Wformat -Wformat-security -fvisibility=hidden -fvisibility-inlines-hidden -fno-strict-aliasing -fno-tree-vectorize)
+
+add_subdirectory(../ext/pybind11 build)
+
+pybind11_add_module(pyopenpgl
+    python.cpp
+)
+
+set_source_files_properties(python.cpp PROPERTIES COMPILE_FLAGS ${PYOPENPGL_OPTIONS})
+
+#target_include_directories(libguiding PUBLIC include)
+target_include_directories(pyopenpgl PRIVATE ${CMAKE_INSTALL_PREFIX}/include)
+
+message(STATUS "openpgl_DIR = ${openpgl_DIR}")
+
+
+
+if (NOT ${OPENPGL_TBB_ROOT} STREQUAL "")
+    set(TBB_FIND_PACKAGE_OPTION "NO_DEFAULT_PATH")
+    set(TBB_ROOT ${OPENPGL_TBB_ROOT})
+    list(APPEND CMAKE_PREFIX_PATH ${OPENPGL_TBB_ROOT})
+endif()
+
+#find_package(TBB REQUIRED)
+#find_package(openpgl REQUIRED)
+
+message(STATUS "TBB_INCLUDE_DIRS = ${TBB_INCLUDE_DIRS}")
+message(STATUS "TBB_FOUND = ${TBB_FOUND}")
+
+target_link_libraries(pyopenpgl PRIVATE openpgl)
+target_link_libraries(pyopenpgl PRIVATE TBB::tbb)
+
+set (PYOPENPGL_RPATH
+  "$ORIGIN:$ORIGIN/..")
+
+set_target_properties(pyopenpgl PROPERTIES
+  PREFIX ""
+  INSTALL_RPATH ${PYOPENPGL_RPATH}
+  )
+
+install(TARGETS pyopenpgl DESTINATION lib/python)
+
+
+pybind11_add_module(pyopenpgldebug
+    pyopenpgldebug.cpp
+)
+
+set_source_files_properties(pyopenpgldebug.cpp PROPERTIES COMPILE_FLAGS ${PYOPENPGL_OPTIONS})
+#target_include_directories(libguiding PUBLIC include)
+
+message(STATUS "TEST=${CMAKE_CURRENT_SOURCE_DIR}/../../")
+
+target_include_directories(pyopenpgldebug PRIVATE ${CMAKE_INSTALL_PREFIX}/include)
+target_include_directories(pyopenpgldebug PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../)
+target_include_directories(pyopenpgldebug PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/../../third-party)
+
+target_link_libraries(pyopenpgldebug PRIVATE openpgl)
+target_link_libraries(pyopenpgldebug PRIVATE TBB::tbb)
+
+set (PYOPENPGLDEBUG_RPATH
+  "$ORIGIN:$ORIGIN/..")
+
+set_target_properties(pyopenpgldebug PROPERTIES
+  PREFIX ""
+  INSTALL_RPATH ${PYOPENPGLDEBUG_RPATH}
+  )
+
+install(TARGETS pyopenpgldebug DESTINATION lib/python)