cmake_minimum_required(VERSION 3.17)
project(raytracer)

list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")

find_package(GLM REQUIRED)
find_package(SDL2 REQUIRED)

add_subdirectory(extern)

add_executable(raytracer)
target_sources(raytracer PRIVATE
        src/main.cpp
        PRIVATE FILE_SET CXX_MODULES FILES
        src/aabb.cpp
        src/camera.cpp
        src/glm.cpp
        src/image.cpp
        src/intersections.cpp
        src/lighting.cpp
        src/octree.cpp
        src/ray.cpp
        src/scene.cpp)
target_include_directories(raytracer PUBLIC include PRIVATE ${GLM_INCLUDE_DIR})
target_link_libraries(raytracer PUBLIC stb SDL2::Main imgui glad tinyobjloader)
set_target_properties(raytracer PROPERTIES
        CXX_STANDARD 23
        CXX_STANDARD_REQUIRED YES
        CXX_EXTENSIONS NO
        CXX_SCAN_FOR_MODULES ON # For main.cpp, which is not in the module set technically
        )