CMAKE_MINIMUM_REQUIRED(VERSION 2.8)

PROJECT (openexr_viewers)

SET(OPENEXR_VERSION_MAJOR "2")
SET(OPENEXR_VERSION_MINOR "2")
SET(OPENEXR_VERSION_PATCH "0")

SET(OPENEXR_VERSION ${OPENEXR_VERSION_MAJOR}.${OPENEXR_VERSION_MINOR}.${OPENEXR_VERSION_PATCH})
SET(OPENEXR_VERSION_API ${OPENEXR_VERSION_MAJOR}_${OPENEXR_VERSION_MINOR})


# distro building 
SET(CPACK_PACKAGE_VERSION_MAJOR "${OPENEXR_VERSION_MAJOR}")
SET(CPACK_PACKAGE_VERSION_MINOR "${OPENEXR_VERSION_MINOR}")
SET(CPACK_PACKAGE_VERSION_PATCH "${OPENEXR_VERSION_PATCH}")
SET(CPACK_SOURCE_GENERATOR "TGZ")
set(CPACK_SOURCE_PACKAGE_FILE_NAME
    "${CMAKE_PROJECT_NAME}-${OPENEXR_VERSION}"
  )
set(CPACK_SOURCE_IGNORE_FILES
  "/.git*;/.cvs*;${CPACK_SOURCE_IGNORE_FILES}")
INCLUDE ( CPack )

OPTION (NAMESPACE_VERSIONING "Use Namespace Versioning" ON)

# Setup osx rpathing
SET (CMAKE_MACOSX_RPATH 1)
SET (BUILD_WITH_INSTALL_RPATH 1)

ADD_DEFINITIONS ( -DHAVE_CONFIG_H )

SET (FLTK_SKIP_FLUID 1)
FIND_PACKAGE (OpenGL REQUIRED)
FIND_PACKAGE (FLTK)
FIND_PACKAGE (GLUT)
FIND_PACKAGE (Cg)

IF (NOT WIN32)
  SET ( PTHREAD_LIB pthread )
ENDIF()

INCLUDE_DIRECTORIES ( ${OPENEXR_PACKAGE_PREFIX}/include/OpenEXR )
LINK_DIRECTORIES ( ${OPENEXR_PACKAGE_PREFIX}/lib )
MESSAGE ( "OPENEXR_PACKAGE_PREFIX = " ${OPENEXR_PACKAGE_PREFIX})

SET (OPENEXR_LIBSUFFIX "")
SET (ILMBASE_LIBSUFFIX "")
IF (NAMESPACE_VERSIONING)
  SET ( OPENEXR_LIBSUFFIX "-${OPENEXR_VERSION_API}" )
  # assume same NAMESPACE_VERSION setting for IlmBase for now
  SET ( ILMBASE_LIBSUFFIX "-${OPENEXR_VERSION_API}" )
ENDIF ()

##########################
IF (FLTK_FOUND)
  ADD_SUBDIRECTORY ( exrdisplay )
ENDIF ()

IF (CG_FOUND AND GLUT_FOUND)
  ADD_SUBDIRECTORY ( playexr )
  INCLUDE_DIRECTORIES ( playexr )
ENDIF ()

##########################
# Installation
##########################

# Documentation
INSTALL ( FILES
  doc/OpenEXRViewers.pdf
  DESTINATION
  ${CMAKE_INSTALL_PREFIX}/share/doc/OpenEXR-${OPENEXR_VERSION}
  )