cmake_minimum_required(VERSION 3.16)
project(demo64k LANGUAGES C CXX)

option(DEMO_SIZE_OPT "Enable size optimization flags" OFF)

set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

add_executable(demo64k
    src/main.cpp
    src/platform.cpp
    src/gpu/gpu.cpp
    src/audio/audio.cpp
    src/audio/fdct.cpp
    src/audio/idct.cpp
    src/audio/window.cpp
    src/audio/synth.cpp
)

target_include_directories(demo64k PRIVATE
    src
    third_party
)

find_package(glfw3 REQUIRED)
target_link_libraries(demo64k PRIVATE glfw)

if (DEMO_SIZE_OPT)
    if (MSVC)
        target_compile_options(demo64k PRIVATE /Os /GS-)
        target_link_options(demo64k PRIVATE /OPT:REF /OPT:ICF /INCREMENTAL:NO)
    else()
        target_compile_options(demo64k PRIVATE -Os -ffunction-sections -fdata-sections)
        target_link_options(demo64k PRIVATE -Wl,--gc-sections -s)
    endif()
endif()

option(DEMO_BUILD_TESTS "Build tests" OFF)
enable_testing()

if(DEMO_BUILD_TESTS)
    add_executable(test_window
        src/tests/test_window.cpp
        src/audio/window.cpp
    )
    target_include_directories(test_window PRIVATE
        src
    )
    add_test(NAME HammingWindowTest COMMAND test_window)

    add_executable(test_synth
        src/tests/test_synth.cpp
        src/audio/synth.cpp
        src/audio/idct.cpp
        src/audio/window.cpp
    )
    target_include_directories(test_synth PRIVATE
        src
    )
    add_test(NAME SynthEngineTest COMMAND test_synth)

    add_executable(test_spectool
        src/tests/test_spectool.cpp
        src/audio/audio.cpp # For miniaudio implementation
        src/audio/window.cpp
        src/audio/fdct.cpp
        src/audio/synth.cpp
        src/audio/idct.cpp
    )
    target_include_directories(test_spectool PRIVATE
        src
        third_party
    )
    add_dependencies(test_spectool spectool)
    add_test(NAME SpectoolEndToEndTest COMMAND test_spectool)
endif()

option(DEMO_BUILD_TOOLS "Build tools" OFF)
if(DEMO_BUILD_TOOLS)
    add_executable(spectool
        tools/spectool.cpp
        src/platform.cpp
        src/audio/audio.cpp
        src/audio/fdct.cpp
        src/audio/idct.cpp
        src/audio/window.cpp
        src/audio/synth.cpp
    )
    target_include_directories(spectool PRIVATE
        src
        third_party
    )
    target_link_libraries(spectool PRIVATE glfw)
endif()