cmake_minimum_required(VERSION 3.11)
project (univerxel VERSION 0.0.1)

option(PROFILING "Build with profiling" 0)
option(FIXED_WINDOW "Lock window size: Force floating on i3" 0)
set(SIMD_LEVEL "avx2" CACHE STRING "SIMD processor acceleration (avx2, avx512f, ...)")

if(NOT CMAKE_BUILD_TYPE)
  set(CMAKE_BUILD_TYPE Release)
endif()

set(CMAKE_CXX_FLAGS "-Wall -Wextra")
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)

find_program(CCACHE_FOUND ccache)
if(CCACHE_FOUND)
	set_property(GLOBAL PROPERTY RULE_LAUNCH_COMPILE ccache)
endif(CCACHE_FOUND)

add_definitions(
	-m${SIMD_LEVEL}
	-mfma
)
add_subdirectory("include/glm")
add_subdirectory("include/enet")
set(LINKED_LIBS glfw pthread dl glm::glm_static enet)

file(GLOB_RECURSE SOURCES "src/*/*.cpp")
file(GLOB INCLUDE_SOURCES
	"include/imgui/*.cpp"
	"include/FastNoiseSIMD/*.cpp"
	"include/tracy/TracyClient.cpp"
	"include/meshoptimizer/*.cpp"
	"include/zstd/*/*.c"
	"include/gl3w/gl3w.c"
)
set(INCLUDE_LIBS
	"include/imgui"
	"include/FastNoiseSIMD"
	"include/toml++"
	"include/robin_hood"
	"include/libguarded"
	"include/tracy"
	"include/meshoptimizer"
	"include/zstd"
	"include/gl3w"
	"include/enet/include"
)

add_executable(univerxel "src/main.cpp" ${SOURCES} ${INCLUDE_SOURCES})
target_compile_features(univerxel PUBLIC cxx_std_17)
target_link_libraries(univerxel ${LINKED_LIBS})
target_include_directories(univerxel PRIVATE ${INCLUDE_LIBS})
target_compile_definitions(univerxel PRIVATE FIXED_WINDOW=${FIXED_WINDOW} HN_USE_FILESYSTEM=1)
if(PROFILING)
add_compile_definitions(TRACY_ENABLE=1)
endif(PROFILING)

file(COPY resource/content DESTINATION ${CMAKE_BINARY_DIR})

# Docs
add_custom_target(docs
    COMMAND doxygen ${CMAKE_CURRENT_SOURCE_DIR}/Doxyfile
    WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
    COMMENT "Build doc."
)

# Builtin models
file(GLOB_RECURSE MCT_SOURCES "src/model_contouring.cpp" "src/*/*.cpp")
add_executable(model_contouring EXCLUDE_FROM_ALL ${MCT_SOURCES} ${INCLUDE_SOURCES})
target_compile_features(model_contouring PUBLIC cxx_std_17)
target_link_libraries(model_contouring ${LINKED_LIBS})
target_include_directories(model_contouring PRIVATE ${INCLUDE_LIBS})

add_custom_command(OUTPUT "${CMAKE_BINARY_DIR}/content/model.ivb"
	COMMAND "${CMAKE_BINARY_DIR}/model_contouring" DEPENDS model_contouring)
add_custom_target(render_models DEPENDS "${CMAKE_BINARY_DIR}/content/model.ivb")