project(sfizz)

# Check SIMD
include(SfizzSIMDSourceFiles)
set(BENCHMARK_SIMD_SOURCES)
sfizz_add_simd_sources(BENCHMARK_SIMD_SOURCES "../src")
find_package(benchmark CONFIG REQUIRED)

# Check libsamplerate
find_library(SAMPLERATE_LIBRARY "samplerate")
find_path(SAMPLERATE_INCLUDE_DIR "samplerate.h")
message(STATUS "Checking samplerate library: ${SAMPLERATE_LIBRARY}")
message(STATUS "Checking samplerate includes: ${SAMPLERATE_INCLUDE_DIR}")
if(SAMPLERATE_LIBRARY AND SAMPLERATE_INCLUDE_DIR)
    add_library(sfizz_samplerate INTERFACE)
    add_library(sfizz::samplerate ALIAS sfizz_samplerate)
    target_include_directories(sfizz_samplerate INTERFACE "${SAMPLERATE_INCLUDE_DIR}")
    target_link_libraries(sfizz_samplerate INTERFACE "${SAMPLERATE_LIBRARY}")
endif()

add_library(bm_simd STATIC ${BENCHMARK_SIMD_SOURCES})
target_link_libraries(bm_simd PRIVATE absl::span sfizz::cpuid)
add_library(bm_ftz STATIC ../src/sfizz/ScopedFTZ.cpp)

macro(sfizz_add_benchmark TARGET)
    add_executable("${TARGET}" ${ARGN})
    target_link_libraries("${TARGET}"
        PRIVATE sfizz::filesystem absl::span absl::algorithm
        PRIVATE benchmark::benchmark benchmark::benchmark_main
        PRIVATE bm_simd bm_ftz)
    if(LIBATOMIC_FOUND)
        target_link_libraries("${TARGET}" PRIVATE atomic)
    endif()
    target_include_directories("${TARGET}" PRIVATE ../src/sfizz)
    sfizz_enable_fast_math("${TARGET}")
endmacro()

sfizz_add_benchmark(bm_opf_high_vs_low BM_OPF_high_vs_low.cpp)
sfizz_add_benchmark(bm_clock BM_clock.cpp)
sfizz_add_benchmark(bm_write BM_writeInterleaved.cpp)
sfizz_add_benchmark(bm_read BM_readInterleaved.cpp)
sfizz_add_benchmark(bm_mathfuns BM_mathfuns.cpp)
sfizz_add_benchmark(bm_gain BM_gain.cpp)
sfizz_add_benchmark(bm_divide BM_divide.cpp)
sfizz_add_benchmark(bm_ramp BM_ramp.cpp)
sfizz_add_benchmark(bm_ADSR BM_ADSR.cpp)
target_link_libraries(bm_ADSR PRIVATE sfizz::sfizz)

sfizz_add_benchmark(bm_add BM_add.cpp)
sfizz_add_benchmark(bm_multiplyAdd BM_multiplyAdd.cpp)
sfizz_add_benchmark(bm_multiplyAddFixedGain BM_multiplyAddFixedGain.cpp)
sfizz_add_benchmark(bm_multiplyMul BM_multiplyMul.cpp)
sfizz_add_benchmark(bm_multiplyMulFixedGain BM_multiplyMulFixedGain.cpp)
sfizz_add_benchmark(bm_subtract BM_subtract.cpp)
sfizz_add_benchmark(bm_copy BM_copy.cpp)
sfizz_add_benchmark(bm_mean BM_mean.cpp)
sfizz_add_benchmark(bm_meanSquared BM_meanSquared.cpp)
sfizz_add_benchmark(bm_cumsum BM_cumsum.cpp)
sfizz_add_benchmark(bm_diff BM_diff.cpp)
sfizz_add_benchmark(bm_pointerIterationOrOffsets BM_pointerIterationOrOffsets.cpp)
sfizz_add_benchmark(bm_maps BM_maps.cpp)
target_link_libraries(bm_maps PRIVATE absl::flat_hash_map)
sfizz_add_benchmark(bm_mapVsArray BM_mapVsArray.cpp)
sfizz_add_benchmark(bm_random BM_random.cpp)
sfizz_add_benchmark(bm_clamp BM_clamp.cpp)
sfizz_add_benchmark(bm_allWithin BM_allWithin.cpp)

sfizz_add_benchmark(bm_logger BM_logger.cpp)
target_link_libraries(bm_logger PRIVATE sfizz::sfizz)
sfizz_add_benchmark(bm_smoothers BM_smoothers.cpp)
target_link_libraries(bm_smoothers PRIVATE sfizz::sfizz)
sfizz_add_benchmark(bm_powerFollower BM_powerFollower.cpp)
target_link_libraries(bm_powerFollower PRIVATE sfizz::sfizz)

if(TARGET sfizz::samplerate)
sfizz_add_benchmark(bm_resample BM_resample.cpp ${BENCHMARK_SIMD_SOURCES})
target_link_libraries(bm_resample PRIVATE sfizz::samplerate sfizz::sndfile sfizz::cpuid sfizz::hiir)
endif()

sfizz_add_benchmark(bm_envelopes BM_envelopes.cpp)

sfizz_add_benchmark(bm_wavfile BM_wavfile.cpp)
target_link_libraries(bm_wavfile PRIVATE sfizz::sndfile)

sfizz_add_benchmark(bm_flacfile BM_flacfile.cpp)
target_link_libraries(bm_flacfile PRIVATE sfizz::sndfile)

sfizz_add_benchmark(bm_audioReaders BM_audioReaders.cpp ../src/sfizz/AudioReader.cpp)
target_link_libraries(bm_audioReaders PRIVATE st_audiofile sfizz::sndfile)

sfizz_add_benchmark(bm_readChunk BM_readChunk.cpp)
target_link_libraries(bm_readChunk PRIVATE sfizz::sndfile)
sfizz_add_benchmark(bm_readChunkFlac BM_readChunkFlac.cpp)
target_link_libraries(bm_readChunkFlac PRIVATE sfizz::sndfile)

sfizz_add_benchmark(bm_resampleChunk BM_resampleChunk.cpp)
target_link_libraries(bm_resampleChunk PRIVATE sfizz::sndfile sfizz::hiir)

sfizz_add_benchmark(bm_interpolators BM_interpolators.cpp)

sfizz_add_benchmark(bm_filterModulation BM_filterModulation.cpp ../src/sfizz/SfzFilter.cpp)
target_link_libraries(bm_filterModulation PRIVATE sfizz::sndfile)

sfizz_add_benchmark(bm_filterStereoMono BM_filterStereoMono.cpp ../src/sfizz/SfzFilter.cpp)
target_link_libraries(bm_filterStereoMono PRIVATE sfizz::sndfile)

sfizz_add_benchmark(bm_stringResonator BM_stringResonator.cpp
    ../src/sfizz/effects/impl/ResonantArray.cpp
    ../src/sfizz/effects/impl/ResonantArraySSE.cpp
    ../src/sfizz/effects/impl/ResonantArrayAVX.cpp
    ../src/sfizz/effects/impl/ResonantString.cpp
    ../src/sfizz/effects/impl/ResonantStringSSE.cpp
    ../src/sfizz/effects/impl/ResonantStringAVX.cpp)
target_link_libraries(bm_stringResonator PRIVATE sfizz::sndfile)

add_custom_target(sfizz_benchmarks)
add_dependencies(sfizz_benchmarks
    bm_opf_high_vs_low
    bm_write
    bm_clock
    bm_pointerIterationOrOffsets
    bm_read
    bm_mean
    bm_meanSquared
    bm_cumsum
    bm_diff
    bm_mathfuns
    bm_gain
    bm_divide
    bm_ramp
    bm_ADSR
    bm_add
    bm_logger
    bm_subtract
    bm_multiplyAdd
    bm_readChunk
    bm_resampleChunk
    bm_envelopes
    bm_wavfile
    bm_flacfile
    bm_filterModulation
    bm_filterStereoMono
    bm_stringResonator)

if(TARGET bm_resample)
    add_dependencies(sfizz_benchmarks bm_resample)
endif()

if(SFIZZ_SYSTEM_PROCESSOR MATCHES "armv7l")
    sfizz_add_benchmark(bm_pan_arm BM_pan_arm.cpp ../src/sfizz/Panning.cpp)
    target_link_libraries(bm_pan_arm PRIVATE sfizz::jsl)
    add_dependencies(sfizz_benchmarks bm_pan_arm)
endif()

configure_file("sample.wav" "${CMAKE_BINARY_DIR}/benchmarks/sample1.wav" COPYONLY)
configure_file("sample.wav" "${CMAKE_BINARY_DIR}/benchmarks/sample2.wav" COPYONLY)
configure_file("sample.wav" "${CMAKE_BINARY_DIR}/benchmarks/sample3.wav" COPYONLY)
configure_file("sample.flac" "${CMAKE_BINARY_DIR}/benchmarks/sample1.flac" COPYONLY)
configure_file("sample.flac" "${CMAKE_BINARY_DIR}/benchmarks/sample2.flac" COPYONLY)
configure_file("sample.flac" "${CMAKE_BINARY_DIR}/benchmarks/sample3.flac" COPYONLY)
