cmake_minimum_required(VERSION 2.6)
project(noise)
cmake_policy(SET CMP0003 NEW)

# project version
set( ${PROJECT_NAME}_MAJOR_VERSION 1 )
set( ${PROJECT_NAME}_MINOR_VERSION 0 )
set( ${PROJECT_NAME}_PATCH_LEVEL 0 )

# set default build to Release
if(NOT CMAKE_BUILD_TYPE)
  set(CMAKE_BUILD_TYPE Release
    CACHE STRING "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel."
    FORCE
  )
endif()

set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}")

#
# Configure paths
#
set(CONFIG_DIR_BIN   bin/)
set(CONFIG_DIR_ETC   etc/${PROJECT_NAME}/)
set(CONFIG_DIR_LIB   lib/${PROJECT_NAME}/)
set(CONFIG_DIR_SHARE ./)

# Output paths
set(EXECUTABLE_OUTPUT_PATH ${CMAKE_CURRENT_SOURCE_DIR}/bin)
set(LIBRARY_OUTPUT_PATH ${CMAKE_CURRENT_SOURCE_DIR}/lib)


# Set compiler specific build flags
IF (UNIX)
  set(CMAKE_CXX_FLAGS "-msse -Wunused -Wall")
  set(CMAKE_CXX_FLAGS_DEBUG "-DDEBUG -g")
  set(CMAKE_CXX_FLAGS_RELEASE "-O2 -s")
ENDIF()


IF (MSVC_IDE)
  set(CMAKE_CXX_FLAGS "/DWIN32 /D_CONSOLE /DZLIB_WINAPI /fp:fast /EHsc")
  set(CMAKE_CXX_FLAGS_DEBUG "/DDEBUG /D_DEBUG /MTd /Zi")
  set(CMAKE_CXX_FLAGS_RELEASE "/MT")
ENDIF (MSVC_IDE)


#
# sources
#
set(noise_source
  src/model/cylinder.cpp
  src/model/line.cpp
  src/model/plane.cpp
  src/model/sphere.cpp
  src/module/abs.cpp
  src/module/add.cpp
  src/module/billow.cpp
  src/module/blend.cpp
  src/module/cache.cpp
  src/module/checkerboard.cpp
  src/module/clamp.cpp
  src/module/const.cpp
  src/module/curve.cpp
  src/module/cylinders.cpp
  src/module/displace.cpp
  src/module/exponent.cpp
  src/module/invert.cpp
  src/module/max.cpp
  src/module/min.cpp
  src/module/modulebase.cpp
  src/module/multiply.cpp
  src/module/perlin.cpp
  src/module/power.cpp
  src/module/ridgedmulti.cpp
  src/module/rotatepoint.cpp
  src/module/scalebias.cpp
  src/module/scalepoint.cpp
  src/module/select.cpp
  src/module/spheres.cpp
  src/module/terrace.cpp
  src/module/translatepoint.cpp
  src/module/turbulence.cpp
  src/module/voronoi.cpp
  src/latlon.cpp
  src/noisegen.cpp
  src/win32/dllmain.cpp
)
source_group(${PROJECT_NAME} FILES ${noise_source})


#
# project files
#
set(noise_configs
  files/banned.txt
  files/commands.cfg
  files/config.cfg
  files/item_alias.cfg
  files/ENABLED_RECIPES.cfg
  files/motd.txt
  files/permissions.txt
  files/roles.txt
  files/rules.txt
  files/whitelist.txt
)

set(mineserver_dirs
  files/recipes
)


include_directories(src/)


#
# dependencies
#
set(noise_depends
#  ZLIB
#  #Lua51
#  Event
#  Noise
)


#
# dependency check
#
set(TARGET noise)
message(STATUS "Dependency check: ${TARGET}")
set(dependency_error False)
foreach(lib ${${TARGET}_depends})
  find_package(${lib})
  string(TOUPPER ${lib} LIB)
  if (NOT ${LIB}_FOUND)
    set(errors "${errors}\t\t- ${lib}\n")
    set(dependency_error True)
  endif()
endforeach()

if (dependency_error)
  message(FATAL_ERROR "\n\tNot all dependencies could be found:\n${errors}\nAfter installing them please rerun cmake.\n")
endif()


#
# platform-specific tweaks
#
if(WIN32)
  # this requires WinMain() entry, disabled until console/GUI option is added
  #set(exe "WIN32")

  # this shouldn't be here, but can cmake find these .lib's?
  # do we really need winmm?
  foreach(lib ws2_32 winmm)
    string(TOUPPER ${lib} LIB)
    list(APPEND noise_depends "${lib}")
    set(${LIB}_LIBRARY "${lib}")
  endforeach()
else()
  if(NOISE_DIR_IS_LIBNOISE)
    add_definitions(-DLIBNOISE)
  endif()
endif()


#
# subdirectories
#
#add_subdirectory(plugins)


#
# build targets
#
set(TARGET noise)
message(STATUS "Target: ${TARGET}")
add_library(${TARGET} SHARED ${${TARGET}_source})
target_link_libraries(${TARGET})

foreach(lib ${${TARGET}_depends})
  string(TOUPPER ${lib} LIB)
  include_directories(${${LIB}_INCLUDE_DIR})
  target_link_libraries(${TARGET} ${${LIB}_LIBRARY})
endforeach()

# copy configs for local usage
foreach(path ${mineserver_configs})
  # make full path w/o "files/"
  string(REGEX REPLACE "^files/" "${EXECUTABLE_OUTPUT_PATH}/" dest "${path}")
  if(NOT EXISTS ${dest})
    message(STATUS "Configuring: ${dest}")
    configure_file(${path} ${dest} COPYONLY)
  endif()
endforeach()


#
# install
#
install(TARGETS noise
  RUNTIME DESTINATION ${CONFIG_DIR_BIN}/
)

#install(FILES ${mineserver_configs}
#  DESTINATION ${CONFIG_DIR_ETC}/
#)
#install(DIRECTORY ${mineserver_dirs}
#  DESTINATION ${CONFIG_DIR_SHARE}/
#)


#
# cpack
#
set(CPACK_PACKAGE_VENDOR "libnoise.sourceforge.net")
set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "A portable, open-source, coherent noise-generating library for C++")
set(CPACK_PACKAGE_VERSION ${${PROJECT_NAME}_MAJOR_VERSION}.${${PROJECT_NAME}_MINOR_VERSION}.${${PROJECT_NAME}_PATCH_LEVEL})
set(CPACK_PACKAGE_VERSION_MAJOR ${${PROJECT_NAME}_MAJOR_VERSION})
set(CPACK_PACKAGE_VERSION_MINOR ${${PROJECT_NAME}_MINOR_VERSION})
set(CPACK_PACKAGE_VERSION_PATCH ${${PROJECT_NAME}_PATCH_LEVEL})
set(CPACK_PACKAGE_INSTALL_DIRECTORY "/usr/local")

include(CPack)