cmake_minimum_required(VERSION 3.20)
project(kaizen)

if (WIN32)
  add_compile_definitions(NOMINMAX)
  add_compile_definitions(_CRT_SECURE_NO_WARNINGS)
endif ()

if(APPLE)
  set(CMAKE_OSX_DEPLOYMENT_TARGET 11.0)
  enable_language(OBJC)
endif()

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

include_directories(
  .
  ../
  ../../
  ../utils
  ../backend
  ../backend/core
  ../backend/core/mmio
  ../backend/core/mmio/PIF
  ../backend/core/registers
  ../backend/core/rsp
  ../../external
  ../../external/discord_rpc/include
  ../../external/xbyak
  ../../external/mio/include
  ../../external/fmt/include
  ../../external/json/include
  ../../external/parallel-rdp
  ../../external/parallel-rdp
  ../../external/parallel-rdp/parallel-rdp-standalone/parallel-rdp
  ../../external/parallel-rdp/parallel-rdp-standalone/volk
  ../../external/parallel-rdp/parallel-rdp-standalone/spirv-cross
  ../../external/parallel-rdp/parallel-rdp-standalone/vulkan
  ../../external/parallel-rdp/parallel-rdp-standalone/vulkan-headers/include
  ../../external/parallel-rdp/parallel-rdp-standalone/util
  ../../external/unarr
  ../../external/SDL/include
  ../../external/sse2neon
  ../../external/capstone/include
  ../../external/imgui
  ../../external/imgui/backends
  ../../external/nfd/src/include
  ../../external/cflags/include
  ImGuiImpl/
)

option(RAPIDJSON_BUILD_DOC "Build rapidjson documentation." OFF)
option(RAPIDJSON_BUILD_EXAMPLES "Build rapidjson examples." OFF)
option(RAPIDJSON_BUILD_TESTS "Build rapidjson perftests and unittests." OFF)
option(BUILD_SHARED_LIBS OFF)

include(CheckCCompilerFlag)

if(CMAKE_SYSTEM_PROCESSOR MATCHES "(x86)|(X86)|(amd64)|(AMD64)")
  set(X86 TRUE)
  message("Compiling on x86")
else()
  set(X86 FALSE)
endif()

if(CMAKE_SYSTEM_PROCESSOR MATCHES "(aarch64)|(AARCH64)|(arm64)|(ARM64)")
  set(ARM64 TRUE)
  message("Compiling on Arm64")
else()
  set(ARM64 FALSE)
endif()

set(SIMD_FLAG NULL)

if(ARM64 AND APPLE)
  message("Defining USE_NEON...")
  add_compile_definitions(USE_NEON)
  add_compile_definitions(SIMD_SUPPORT)
elseif(NOT ARM64)
  if(MSVC)
    set(SIMD_FLAG /arch:AVX)
  else()
    set(SIMD_FLAG -msse4.1)
  endif()
  check_c_compiler_flag(${SIMD_FLAG} HAS_SIMD)
else()
  message("Compiling on an unsupported Arm device! Good Luck!")
endif()

if (HAS_SIMD)
  message("Defining SIMD_SUPPORT...")
  add_compile_definitions(SIMD_SUPPORT)
  add_compile_options(${SIMD_FLAG})
endif ()

if (${CMAKE_BUILD_TYPE} MATCHES Debug)
  add_compile_definitions(VULKAN_DEBUG)
endif ()

add_subdirectory(../../external/discord_rpc discord_rpc)
add_subdirectory(../../external/json json)
add_subdirectory(../../external/fmt fmt)
add_subdirectory(../../external/mio mio)
add_subdirectory(../backend backend)
add_subdirectory(../../external/parallel-rdp parallel-rdp)
add_subdirectory(../../external/unarr unarr)
add_subdirectory(../../external/SDL SDL)
add_subdirectory(../../external/cflags cflags)
add_subdirectory(../../external/imgui imgui)
add_subdirectory(../../external/nfd nfd)
set(CAPSTONE_ARCHITECTURE_DEFAULT OFF)
set(CAPSTONE_MIPS_SUPPORT ON)
set(CAPSTONE_X86_SUPPORT ON)
add_subdirectory(../../external/capstone capstone)

add_executable(kaizen
  main.cpp
  KaizenGui.hpp
  KaizenGui.cpp
  RenderWidget.cpp
  RenderWidget.hpp
  EmuThread.hpp
  EmuThread.cpp
  SettingsWindow.hpp
  SettingsWindow.cpp
  CPUSettings.hpp
  CPUSettings.cpp
  JSONUtils.hpp
  AudioSettings.hpp
  AudioSettings.cpp
  NativeWindow.hpp
  InputSettings.hpp
  InputSettings.cpp
  Debugger.hpp
  Debugger.cpp)

target_link_libraries(kaizen PUBLIC imgui nfd SDL3::SDL3 SDL3::SDL3-static cflags::cflags discord-rpc fmt mio nlohmann_json parallel-rdp capstone backend)
target_compile_definitions(kaizen PUBLIC SDL_MAIN_HANDLED)

file(COPY ../../resources/ DESTINATION ${PROJECT_BINARY_DIR}/resources/)
file(REMOVE
  ${PROJECT_BINARY_DIR}/resources/mario.png
  ${PROJECT_BINARY_DIR}/resources/shader.frag
  ${PROJECT_BINARY_DIR}/resources/shader.vert)