#
# Try to find OPENMESH
# Once done this will define
#  
# OPENMESH_FOUND           - system has OPENMESH
# OPENMESH_INCLUDE_DIRS    - the OPENMESH include directories
# OPENMESH_LIBRARIES       - Link these to use OPENMESH
# OPENMESH_LIBRARY_DIR     - directory where the libraries are included
#
# Copyright 2015 Computer Graphics Group, RWTH Aachen University
# Authors: Jan Möbius <moebius@cs.rwth-aachen.de>
#          Hans-Christian Ebke <ebke@cs.rwth-aachen.de>
#
#
#===========================================================================
#                                                                           
#                               OpenMesh                                    
#           Copyright (c) 2001-2015, RWTH-Aachen University                 
#           Department of Computer Graphics and Multimedia                 
#                          All rights reserved.                             
#                            www.openmesh.org                               
#                                                                           
#---------------------------------------------------------------------------
# This file is part of OpenMesh.                                            
#---------------------------------------------------------------------------
#                                                                           
# Redistribution and use in source and binary forms, with or without        
# modification, are permitted provided that the following conditions        
# are met:                                                                  
#                                                                           
# 1. Redistributions of source code must retain the above copyright notice, 
#    this list of conditions and the following disclaimer.                  
#                                                                           
# 2. Redistributions in binary form must reproduce the above copyright      
#    notice, this list of conditions and the following disclaimer in the    
#    documentation and/or other materials provided with the distribution.   
#                                                                           
# 3. Neither the name of the copyright holder nor the names of its          
#    contributors may be used to endorse or promote products derived from   
#    this software without specific prior written permission.               
#                                                                           
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS       
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A           
# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER 
# OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,  
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,       
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR        
# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF    
# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING      
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS        
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.              
#                                                                            
#===========================================================================

cmake_minimum_required(VERSION 2.8.9)

#if already found via finder or simulated finder in openmesh CMakeLists.txt, skip the search
IF (NOT OPENMESH_FOUND) 
  SET (SEARCH_PATHS 
    /usr/local/
    /usr/
    "${CMAKE_SOURCE_DIR}/OpenMesh/src/OpenMesh"
    "${CMAKE_SOURCE_DIR}/libs_required/OpenMesh/src/OpenMesh"
    "${CMAKE_SOURCE_DIR}/../OpenMesh/src/OpenMesh"
    "C:/Program Files/OpenMesh 8.1"
    "C:/Program Files/OpenMesh 8.0"
    "C:/Program Files/OpenMesh 7.2"
    "C:/Program Files/OpenMesh 7.1"
    "C:/Program Files/OpenMesh 7.0"
    "C:/Program Files/OpenMesh 6.3"
    "C:/Program Files/OpenMesh 6.2"
    "C:/Program Files/OpenMesh 6.1"
    "C:/Program Files/OpenMesh 6.0"
    "C:/Program Files/OpenMesh 5.2"
    "C:/Program Files/OpenMesh 5.1"
    "C:/Program Files/OpenMesh 5.0"
    "C:/Program Files/OpenMesh 4.2"
    "C:/Program Files/OpenMesh 4.1"
    "C:/Program Files/OpenMesh 4.0"
    "C:/Program Files/OpenMesh 3.4"
    "C:/Program Files/OpenMesh 3.3"
    "C:/Program Files/OpenMesh 3.2"
    "C:/Program Files/OpenMesh 3.1"
    "C:/Program Files/OpenMesh 3.0"
    "C:/Program Files/OpenMesh 2.4.1"
    "C:/Program Files/OpenMesh 2.4"
    "C:/Program Files/OpenMesh 2.0/include"
    "C:/libs/OpenMesh 8.1"
    "C:/libs/OpenMesh 8.0"
    "C:/libs/OpenMesh 7.1"
    "C:/libs/OpenMesh 7.0"
    "C:/libs/OpenMesh 6.3"
    "C:/libs/OpenMesh 6.2"
    "C:/libs/OpenMesh 6.1"
    "C:/libs/OpenMesh 6.0"
    "C:/libs/OpenMesh 5.2"
    "C:/libs/OpenMesh 5.1"
    "C:/libs/OpenMesh 5.0"
    "C:/libs/OpenMesh 4.2"
    "C:/libs/OpenMesh 4.1"
    "C:/libs/OpenMesh 4.0"
    "C:/libs/OpenMesh 3.4"
    "C:/libs/OpenMesh 3.3"
    "C:/libs/OpenMesh 3.2"
    "C:/libs/OpenMesh 3.1"
    "C:/libs/OpenMesh 3.0"
    "C:/libs/OpenMesh 2.4.1"
    "C:/libs/OpenMesh 2.4"
    "${OPENMESH_LIBRARY_DIR}"
  )

  FIND_PATH (OPENMESH_INCLUDE_DIR OpenMesh/Core/Mesh/PolyMeshT.hh
    PATHS ${SEARCH_PATHS}
    PATH_SUFFIXES include)

  FIND_LIBRARY(OPENMESH_CORE_LIBRARY_RELEASE NAMES OpenMeshCore
    PATHS ${SEARCH_PATHS}
    PATH_SUFFIXES lib lib64)

  FIND_LIBRARY(OPENMESH_CORE_LIBRARY_DEBUG NAMES OpenMeshCored 
    PATHS ${SEARCH_PATHS}
    PATH_SUFFIXES lib lib64)

  FIND_LIBRARY(OPENMESH_TOOLS_LIBRARY_RELEASE NAMES OpenMeshTools
    PATHS ${SEARCH_PATHS}
    PATH_SUFFIXES lib lib64)

  FIND_LIBRARY(OPENMESH_TOOLS_LIBRARY_DEBUG NAMES OpenMeshToolsd
    PATHS ${SEARCH_PATHS}
    PATH_SUFFIXES lib lib64)

#select configuration depending on platform (optimized... on windows)
  include(SelectLibraryConfigurations)
  select_library_configurations( OPENMESH_TOOLS )
  select_library_configurations( OPENMESH_CORE )

  set(OPENMESH_LIBRARIES ${OPENMESH_CORE_LIBRARY} ${OPENMESH_TOOLS_LIBRARY} )
  set(OPENMESH_INCLUDE_DIRS ${OPENMESH_INCLUDE_DIR} )

#checks, if OPENMESH was found and sets OPENMESH_FOUND if so
  include(FindPackageHandleStandardArgs)
  find_package_handle_standard_args(OpenMesh  DEFAULT_MSG
                                    OPENMESH_CORE_LIBRARY OPENMESH_TOOLS_LIBRARY OPENMESH_INCLUDE_DIR)
 
#sets the library dir 
  if ( OPENMESH_CORE_LIBRARY_RELEASE )
    get_filename_component(_OPENMESH_LIBRARY_DIR ${OPENMESH_CORE_LIBRARY_RELEASE} PATH)
  else( OPENMESH_CORE_LIBRARY_RELEASE )
    get_filename_component(_OPENMESH_LIBRARY_DIR ${OPENMESH_CORE_LIBRARY_DEBUG} PATH)
  endif( OPENMESH_CORE_LIBRARY_RELEASE )
  set (OPENMESH_LIBRARY_DIR "${_OPENMESH_LIBRARY_DIR}" CACHE PATH "The directory where the OpenMesh libraries can be found.")
  
 
  mark_as_advanced(OPENMESH_INCLUDE_DIR OPENMESH_CORE_LIBRARY_RELEASE OPENMESH_CORE_LIBRARY_DEBUG OPENMESH_TOOLS_LIBRARY_RELEASE OPENMESH_TOOLS_LIBRARY_DEBUG OPENMESH_LIBRARY_DIR)
endif()