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#
# Try to find GLEW library and include path.
# Once done this will define
#
# GLEW_FOUND
# GLEW_INCLUDE_PATH
# GLEW_LIBRARY
#
# a few lines of this file are based on the LGPL code found at
# http://openlibraries.org/browser/trunk/FindGLEW.cmake?rev=1383
IF (WIN32 AND MSVC)
IF (WIN32_STATIC_BUILD) # passed from caller
SET(GLEW_LIB_SEARCH_NAME glew32s.lib) # static, non-debug (Release)
ELSE ()
SET(GLEW_LIB_SEARCH_NAME glew32.lib) # other. untested with OpenSCAD
ENDIF()
ELSE () # GCC
SET(GLEW_LIB_SEARCH_NAME "libglew32s.a")
ENDIF ()
IF (WIN32)
FIND_PATH( GLEW_INCLUDE_PATH GL/glew.h
$ENV{PROGRAMFILES}/GLEW/include
${PROJECT_SOURCE_DIR}/src/nvgl/glew/include
DOC "The directory where GL/glew.h resides")
FIND_LIBRARY( GLEW_LIBRARY
NAMES ${GLEW_LIB_SEARCH_NAME}
PATHS
$ENV{PROGRAMFILES}/GLEW/lib
${PROJECT_SOURCE_DIR}/src/nvgl/glew/bin
${PROJECT_SOURCE_DIR}/src/nvgl/glew/lib
DOC "The GLEW library")
ELSE (WIN32)
message(STATUS "GLEW_DIR: " ${GLEW_DIR})
FIND_PATH( GLEW_INCLUDE_PATH GL/glew.h
HINTS ${GLEW_DIR}/include
PATHS /usr/include /usr/local/include /usr/pkg/include
NO_DEFAULT_PATH
DOC "The directory where GL/glew.h resides")
FIND_LIBRARY( GLEW_LIBRARY
NAMES GLEW glew
HINTS ${GLEW_DIR}/lib
PATHS /usr/lib /usr/local/lib /usr/pkg/lib
NO_DEFAULT_PATH
DOC "The GLEW library")
ENDIF (WIN32)
IF (GLEW_INCLUDE_PATH)
SET( GLEW_FOUND 1 CACHE STRING "Set to 1 if GLEW is found, 0 otherwise")
MESSAGE(STATUS "GLEW include found in " ${GLEW_INCLUDE_PATH} )
MESSAGE(STATUS "GLEW library found in " ${GLEW_LIBRARY} )
ELSE (GLEW_INCLUDE_PATH)
SET( GLEW_FOUND 0 CACHE STRING "Set to 1 if GLEW is found, 0 otherwise")
ENDIF (GLEW_INCLUDE_PATH)
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