cmake_minimum_required(VERSION 3.0 FATAL_ERROR)

#
# Look for needed libraries and compile them if they are not found
# on the system.
#

# Blas
find_library(BLAS_FOUND blas)
if(NOT BLAS_FOUND)
  message(FATAL_ERROR "Blas library required")
else()
  set(HAVE_BLAS 1 CACHE INTERNAL "Have blas" FORCE)
  set(BLAS_LIBRARIES blas CACHE INTERNAL "blas library" FORCE)
endif()

# Lapack
find_library(LAPACK_FOUND lapack)
if(NOT LAPACK_FOUND)
  message(FATAL_ERROR "Lapack library required")
else()
  set(HAVE_LAPACK 1 CACHE INTERNAL "Have Lapack" FORCE)
  set(LAPACK_LIBRARIES lapack CACHE INTERNAL "lapack library" FORCE)
endif()

# Gsl
find_library(GSL_FOUND gsl)
if(NOT GSL_FOUND)
  message(FATAL_ERROR "Gsl library required")
else()
  set(HAVE_GSL 1 CACHE INTERNAL "Have Gsl" FORCE)
  set(GSL_LIBRARIES "gsl" CACHE INTERNAL "gsl libraries" FORCE)
endif()

# cdd
find_library(CDD_FOUND cdd)
if(NOT CDD_FOUND)
  message(FATAL_ERROR "cdd library required")
else()
  set(HAVE_CDD 1 CACHE INTERNAL "Have cdd" FORCE)
  set(CDD_LIBRARIES "cdd" CACHE INTERNAL "cdd libraries" FORCE)
endif()

# Eigen
#find_package(Eigen3 REQUIRED NO_MODULE)
#set(EIGEN_LIBRARIES "Eigen3" CACHE INTERNAL "Eigen libraries" FORCE)
#set(EIGEN_INCLUDE_DIR "${EIGEN3_INCLUDE_DIR}" CACHE INTERNAL "Eigen include directory" FORCE)

add_subdirectory(eigenlib)
set(HAVE_EIGEN 1 CACHE INTERNAL "Have Eigen" FORCE)
if(NOT HAVE_EIGENLIB_ON_SYSTEM)
  set(EIGEN_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/eigenlib ${CMAKE_CURRENT_BINARY_DIR}/eigenlib/Eigen CACHE INTERNAL "Eigen include directory" FORCE)
else(NOT HAVE_EIGENLIB_ON_SYSTEM)
  set(EIGEN_INCLUDE_DIR /usr/include CACHE INTERNAL "Eigen include directory" FORCE)
endif(NOT HAVE_EIGENLIB_ON_SYSTEM)

# Otb
add_subdirectory(otb)
set(HAVE_OTB 1 CACHE INTERNAL "Have otb" FORCE)
set(OTB_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/otb CACHE INTERNAL "Otb include directory" FORCE)

# dgqt
add_subdirectory(dgqt)
set(HAVE_DGQT 1 CACHE INTERNAL "Have dgqt" FORCE)
set(DGQT_LIBRARIES dgqt CACHE INTERNAL "dgqt library" FORCE)
set(DGQT_LIBRARY_DIRS ${CMAKE_CURRENT_BINARY_DIR}/dgqt CACHE INTERNAL "dgqt ibrary directory" FORCE)

# voro++
add_subdirectory(voro++)
set(HAVE_VORO1 CACHE INTERNAL "Have voro++" FORCE)
set(VORO_LIBRARIES voro CACHE INTERNAL "voro++ libraries" FORCE)
set(VORO_LIBRARY_DIRS ${CMAKE_CURRENT_BINARY_DIR} CACHE INTERNAL "voro++ library directory" FORCE)
set(VORO_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR} CACHE INTERNAL "voro++ include directory" FORCE)

# rstartree
add_subdirectory(rstartree)
set(HAVE_RSTARTREE 1 CACHE INTERNAL "Have RStarTree" FORCE)
set(RSTARTREE_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/rstartree CACHE INTERNAL "RStartTree include directory" FORCE)

# cvxgen
add_subdirectory(cvxgen)
set(HAVE_CVXGEN CACHE INTERNAL "Have cvxgen" FORCE)
set(CVXGEN_LIBRARIES cvxgen CACHE INTERNAL "cvxgen libraries" FORCE)
set(CVXGEN_LIBRARY_DIRS ${CMAKE_CURRENT_BINARY_DIR}/cvxgen CACHE INTERNAL "cvxgen library directory" FORCE)
set(CVXGEN_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/cvxgen CACHE INTERNAL "cvxgen include directory" FORCE)

# iris
add_subdirectory(iris)
set(HAVE_IRIS CACHE INTERNAL "Have iris" FORCE)
set(IRIS_LIBRARIES iris CACHE INTERNAL "iris libraries" FORCE)
set(IRIS_LIBRARY_DIRS ${CMAKE_CURRENT_BINARY_DIR}/iris CACHE INTERNAL "iris library directory" FORCE)
set(IRIS_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/iris CACHE INTERNAL "iris include directory" FORCE)

# vcglib
add_subdirectory(vcglib)
set(HAVE_VCGLIB 1 CACHE INTERNAL "Have vcglib" FORCE)
set(VCGLIB_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/vcglib CACHE INTERNAL "vcglib include directory" FORCE)

# meshlab
add_subdirectory(meshlab)
set(HAVE_MESHLAB 1 CACHE INTERNAL "Have meshlab" FORCE)
set(MESHLAB_LIBRARIES meshlab CACHE INTERNAL "meshlab libraries" FORCE)
set(MESHLAB_LIBRARY_DIRS ${CMAKE_CURRENT_BINARY_DIR}/meshlab CACHE INTERNAL "meshlab library directory" FORCE)
set(MESHLAB_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/meshlab CACHE INTERNAL "meshlab include directory" FORCE)

# OpenMesh
add_subdirectory(OpenMesh)
set(HAVE_OPENMESH 1 CACHE INTERNAL "Have OpenMesh" FORCE)
set(OPENMESH_LIBRARIES OpenMeshCore OpenMeshTools CACHE INTERNAL "OpenMesh libraries" FORCE)
set(OPENMESH_LIBRARY_DIRS ${CMAKE_CURRENT_BINARY_DIR}/OpenMesh CACHE INTERNAL "OpenMesh library directory" FORCE)
set(OPENMESH_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/OpenMesh CACHE INTERNAL "OpenMesh include directory" FORCE)

# Minpack2
add_subdirectory(minpack2)
set(HAVE_MINPACK2 1 CACHE INTERNAL "Have Minpack2" FORCE)
set(MINPACK2_LIBRARIES Minpack2 CACHE INTERNAL "Minpack2 libraries" FORCE)
set(MINPACK2_LIBRARY_DIRS ${CMAKE_CURRENT_BINARY_DIR}/minpack2 CACHE INTERNAL "Minpack2 library directory" FORCE)
set(MINPACK2_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/minpack2 CACHE INTERNAL "Minpack2 include directory" FORCE)

# Polylib
#add_subdirectory(Polylib)
#set(HAVE_POLYLIB 1 CACHE INTERNAL "Have Polylib" FORCE)
#set(POLYLIB_LIBRARIES Polylib CACHE INTERNAL "Polylib libraries" FORCE)
#set(POLYLIB_LIBRARY_DIRS ${CMAKE_CURRENT_BINARY_DIR}/Polylib CACHE INTERNAL "Polylib library directory" FORCE)
#set(POLYLIB_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/Polylib/include CACHE INTERNAL "Polylib include directory" FORCE)

# Cork
add_subdirectory(cork)
set(HAVE_CORK 1 CACHE INTERNAL "Have Cork" FORCE)
set(CORK_LIBRARIES Cork CACHE INTERNAL "Cork libraries" FORCE)
set(CORK_LIBRARY_DIRS ${CMAKE_CURRENT_BINARY_DIR}/cork CACHE INTERNAL "Cork library directory" FORCE)
set(CORK_INCLUDE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/cork CACHE INTERNAL "Cork include directory" FORCE)