CMakeLists.txt

cmake_minimum_required (VERSION 2.8.3)

project("PMAC-Visualizer")

set(CMAKE_CXX_STANDARD 11)

set(CMAKE_BUILD_TYPE Release)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")

add_subdirectory(visualizer/ext visualizer/ext_build)

### Generated source by antlr
set(GENERATED_SRC
    ${PROJECT_SOURCE_DIR}/interpreter/antlr4-runtime/PMACLexer.cpp
    ${PROJECT_SOURCE_DIR}/interpreter/antlr4-runtime/PMACParser.cpp
    ${PROJECT_SOURCE_DIR}/interpreter/antlr4-runtime/PMACBaseVisitor.cpp
    ${PROJECT_SOURCE_DIR}/interpreter/antlr4-runtime/PMACVisitor.cpp
)
foreach(src_file ${GENERATED_SRC} )
    set_source_files_properties(
        ${src_file}
        PROPERTIES
        GENERATED TRUE
    )
endforeach(src_file ${GENERATED_SRC} )
include_directories(
    # Interpreter
    ${PROJECT_SOURCE_DIR}/interpreter/antlr4-runtime/
    ${PROJECT_SOURCE_DIR}/interpreter/antlr4-runtime/misc
    ${PROJECT_SOURCE_DIR}/interpreter/antlr4-runtime/atn
    ${PROJECT_SOURCE_DIR}/interpreter/antlr4-runtime/dfa
    ${PROJECT_SOURCE_DIR}/interpreter/antlr4-runtime/tree
    ${PROJECT_SOURCE_DIR}/interpreter/antlr4-runtime/support
    ${PROJECT_SOURCE_DIR}/interpreter/
    ${PROJECT_SOURCE_DIR}/interpreter/libs/
    ${PROJECT_SOURCE_DIR}/interpreter/include
    # Nori include files
    ${CMAKE_CURRENT_SOURCE_DIR}/visualizer/include
    ${GLFW_INCLUDE_DIR}
    # GLEW library for accessing OpenGL functions
    ${GLEW_INCLUDE_DIR}
    # NanoVG drawing library
    ${NANOVG_INCLUDE_DIR}
    # NanoGUI user interface library
    ${NANOGUI_INCLUDE_DIR}
    ${NANOGUI_EXTRA_INCS}
)

if (NOT CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
    set (flags_1 "-Wno-overloaded-virtual")
else()
    set (flags_1 "-MP /wd4251")
    add_definitions(-DNOMINMAX) # Remove the imported def of windows.h
endif()

add_executable(PMAC-Visualizer
    # Header files
    visualizer/include/visualizer/grid.h
    visualizer/include/visualizer/PMACVisualizerApplication.h
    interpreter/include/interpreter/lazer.h
    interpreter/include/interpreter/Environment.h
    interpreter/include/interpreter/Visitor.h


    # Source files
    # Visualizer
    visualizer/src/PMACVisualizerApplication.cpp
    # Interpreter
    interpreter/src/lazer.cpp
    interpreter/src/Environment.cpp
    interpreter/src/Visitor.cpp
    ${GENERATED_SRC}
    src/main.cpp
)

add_definitions(${NANOGUI_EXTRA_DEFS})

target_link_libraries(PMAC-Visualizer nanogui ${NANOGUI_EXTRA_LIBS})


### Link antlr libraries for WIN, MAC and UNIX Platform
if (CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
  # see https://github.com/antlr/antlr4/issues/1874
  target_compile_options(PMAC-Visualizer PUBLIC "$<$<CONFIG:DEBUG>:/MT>")
endif()

if(WIN32)
  target_link_libraries(PMAC-Visualizer "${PROJECT_SOURCE_DIR}/interpreter/libs/antlr4-runtime.lib")
endif()
if(APPLE)
  target_link_libraries(PMAC-Visualizer "${PROJECT_SOURCE_DIR}/interpreter/libs/libantlr4-runtime.dylib")
elseif(UNIX)
  target_link_libraries(PMAC-Visualizer "${PROJECT_SOURCE_DIR}/interpreter/libs/libantlr4-runtime.so")
endif()

target_link_libraries(PMAC-Visualizer ${SYSTEM_LIBS})

if(CMAKE_SYSTEM_NAME MATCHES "Linux")
add_custom_command(TARGET PMAC-Visualizer POST_BUILD
  COMMAND ${CMAKE_COMMAND} -E copy_if_different
  "${PROJECT_SOURCE_DIR}/interpreter/libs/libantlr4-runtime.so"
  $<TARGET_FILE_DIR:PMAC-Visualizer>)
endif()

if(WIN32)
add_custom_command(TARGET PMAC-Visualizer POST_BUILD
  COMMAND ${CMAKE_COMMAND} -E copy_if_different
  "${PROJECT_SOURCE_DIR}/interpreter/libs/antlr4-runtime.dll"
  $<TARGET_FILE_DIR:PMAC-Visualizer>)
endif()

if(APPLE)
add_custom_command(TARGET PMAC-Visualizer POST_BUILD
  COMMAND ${CMAKE_COMMAND} -E copy_if_different
  "${PROJECT_SOURCE_DIR}/interpreter/libs/antlr4-runtime.dylib"
  $<TARGET_FILE_DIR:PMAC-Visualizer>)
endif()

# copy the input file next to the generated executable
add_custom_command(TARGET PMAC-Visualizer POST_BUILD
  COMMAND ${CMAKE_COMMAND} -E copy_if_different
  "${PROJECT_SOURCE_DIR}/interpreter/input.PMAC"
  $<TARGET_FILE_DIR:PMAC-Visualizer>)

# necessary because the default working directory of Visual Studio
# is not the same as the one in which the binary is created
# so we copy the input file twice:
# one for when you launch the executale in Visual Studio (CTRL+F5)
# one for when you launch it normally
if (WIN32)
add_custom_command(TARGET PMAC-Visualizer POST_BUILD
  COMMAND ${CMAKE_COMMAND} -E copy_if_different
  "${PROJECT_SOURCE_DIR}/interpreter/input.PMAC"
  $<TARGET_FILE_DIR:PMAC-Visualizer>/../)
endif()