# Find GLEW

#

# Once done this will define

#  GLEW_FOUND - system has GLEW

#  GLEW_INCLUDE_DIR - the GLEW include directory

#  GLEW_LIBRARY - The library needed to use GLEW

# Copyright (c) 2013, Vittorio Giovara <vittorio.giovara@gmail.com>

#

# Distributed under the OSI-approved BSD License (the "License");

# see accompanying file Copyright.txt for details.

#

# This software is distributed WITHOUT ANY WARRANTY; without even the

# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

# See the License for more information.

include(FindPackageHandleStandardArgs)

find_path( GLEW_INCLUDE_DIR GL/glew.h

            /usr/include

            /usr/local/include

            /sw/include

            /opt/local/include

            $ENV{PROGRAMFILES}/GLEW/include

            DOC "The directory where GL/glew.h resides")

find_library( GLEW_LIBRARY

            NAMES GLEW glew glew32 glew32s

            PATHS

            /usr/lib64

            /usr/lib

            /usr/local/lib64

            /usr/local/lib

            /sw/lib

            /opt/local/lib

            $ENV{PROGRAMFILES}/GLEW/lib

            DOC "The GLEW library")

if(BUILD_ENGINE_JS)

    set(GLEW_INCLUDE_DIR "${EMSCRIPTEN_ROOT_PATH}/system/include")

    SET(GLEW_LIBRARY "glew_emscripten_internal")

endif()

find_package_handle_standard_args(GLEW DEFAULT_MSG GLEW_LIBRARY GLEW_INCLUDE_DIR)

mark_as_advanced(GLEW_LIBRARY GLEW_INCLUDE_DIR)