CMakeLists.txt

cmake_minimum_required(VERSION 3.10)
project(shorewaves)

set(EXECUTABLE_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin)

set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Ofast -ffast-math -funroll-all-loops -funsafe-loop-optimizations -funsafe-math-optimizations -frounding-math -fopenmp")

# Find required packages
find_package(glfw3 REQUIRED)

set(OpenGL_GL_PREFERENCE LEGACY)
find_package(OpenGL REQUIRED)

# Dear ImGui
set(IMGUI_DIR external/imgui)

set(IMGUI_SRC
    ${IMGUI_DIR}/imgui.cpp
    ${IMGUI_DIR}/imgui_demo.cpp
    ${IMGUI_DIR}/imgui_draw.cpp
    ${IMGUI_DIR}/imgui_tables.cpp
    ${IMGUI_DIR}/imgui_widgets.cpp
    ${IMGUI_DIR}/backends/imgui_impl_glfw.cpp
    ${IMGUI_DIR}/backends/imgui_impl_opengl3.cpp)

set(IMGUI_INCLUDE
	external/imgui
	external/imgui/backends)

# sources
file(GLOB_RECURSE SOURCES
     "${PROJECT_SOURCE_DIR}/src/*.cpp")
     
add_executable(${PROJECT_NAME}
    ${SOURCES}
    ${IMGUI_SRC}
)

target_include_directories(${PROJECT_NAME}
                           PUBLIC
                             ${PROJECT_SOURCE_DIR}/include
			   PRIVATE
			     ${IMGUI_INCLUDE}
			     ${PROJECT_SOURCE_DIR}/external/FastNoiseLite/include
			     ${PROJECT_SOURCE_DIR}/external/libInterpolate/include
     			     ${PROJECT_SOURCE_DIR}/external/macro-logger/include
			     ${PROJECT_SOURCE_DIR}/external/stb_image/include
			    )

find_package(Eigen3 REQUIRED) # required by libInterpolate
include_directories(${EIGEN3_INCLUDE_DIRS})
target_link_libraries(${PROJECT_NAME} Eigen3::Eigen)

# Link libraries
target_link_libraries(${PROJECT_NAME}
    glfw
    OpenGL::GL
    Eigen3::Eigen
)

# Set C++ version
target_compile_features(${PROJECT_NAME} PRIVATE cxx_std_11)