CMakeLists.txt

cmake_minimum_required(VERSION 3.20)
project(volpt LANGUAGES CXX)

option(BUILD_TESTS "build tests" OFF)

# spdlog
if(NOT TARGET spdlog)
  find_package(spdlog REQUIRED)
endif()

# OpenMP
find_package(OpenMP)

if(NOT OpenMP_CXX_FOUND)
  message(WARNING "failed to find OpenMP")
endif()

# Embree3
find_package(embree 3.0 REQUIRED)

if(${embree_FOUND})
  message(STATUS "Found Embree")
else()
  message(FATAL_ERROR "Could not find Embree")
endif()

# OpenVDB
find_package(OpenVDB REQUIRED)

if(${OpenVDB_FOUND})
  message(STATUS "Found OpenVDB")
else()
  message(FATAL_ERROR "Could not find OpenVDB")
endif()

# externals
add_subdirectory("externals")

# volpt
add_library(volpt INTERFACE)
target_include_directories(volpt INTERFACE "include")
target_compile_features(volpt INTERFACE cxx_std_20)
set_target_properties(volpt PROPERTIES CXX_EXTENSIONS OFF)

target_link_libraries(volpt INTERFACE spdlog::spdlog)
target_link_libraries(volpt INTERFACE OpenMP::OpenMP_CXX)
target_link_libraries(volpt INTERFACE tinyobjloader)
target_link_libraries(volpt INTERFACE embree)
target_link_libraries(volpt INTERFACE OpenVDB::openvdb)

# examples
add_subdirectory("examples")

# tests
if(BUILD_TESTS)
  add_subdirectory(tests)
endif()