cmake_minimum_required(VERSION 3.22)

project(RAGEngine

VERSION 0.2.0

DESCRIPTION "RAG Engine - Vulkan-first C++ game engine"

LANGUAGES CXX

)

option(RAG_BUILD_SANDBOX "Build the RAG Engine sandbox application" ON)

option(RAG_BUILD_TESTS "Build RAG Engine test executables" ON)

option(RAG_ENABLE_VULKAN "Build the Vulkan renderer backend" ON)

include(cmake/RagCompilerOptions.cmake)

add_library(RagCore STATIC

src/Rag/Core/Base.h

src/Rag/Core/Clock.cpp

src/Rag/Core/Clock.h

src/Rag/Core/Event.h

src/Rag/Core/Input.cpp

src/Rag/Core/Input.h

src/Rag/Core/Log.cpp

src/Rag/Core/Log.h

src/Rag/Core/Math.h

src/Rag/Core/Assert.h

)

rag_configure_target(RagCore)

add_library(RagPlatform STATIC

src/Rag/Platform/Window.h

)

rag_configure_target(RagPlatform)

target_link_libraries(RagPlatform PUBLIC RagCore)

if(WIN32)

target_sources(RagPlatform

PRIVATE

src/Rag/Platform/Win32/Win32Window.cpp

src/Rag/Platform/Win32/Win32Window.h

)

target_link_libraries(RagPlatform PRIVATE user32)

else()

message(FATAL_ERROR "RAG Engine currently implements the Win32 platform backend only.")

endif()

add_library(RagRuntime STATIC

src/Rag/Core/Application.cpp

src/Rag/Core/Application.h

)

rag_configure_target(RagRuntime)

target_link_libraries(RagRuntime PUBLIC RagCore RagPlatform)

add_library(RagRenderer STATIC

src/Rag/Renderer/Renderer.cpp

src/Rag/Renderer/Renderer.h

)

rag_configure_target(RagRenderer)

target_link_libraries(RagRenderer PUBLIC RagCore RagPlatform)

add_library(RagScene STATIC

src/Rag/Scene/ComponentStorage.h

src/Rag/Scene/Components.h

src/Rag/Scene/Entity.h

src/Rag/Scene/Scene.cpp

src/Rag/Scene/Scene.h

)

rag_configure_target(RagScene)

target_link_libraries(RagScene PUBLIC RagCore RagRenderer)

add_library(RagEngine INTERFACE)

target_link_libraries(RagEngine INTERFACE RagRuntime RagRenderer RagScene)

if(RAG_ENABLE_VULKAN)

find_package(Vulkan REQUIRED)

add_library(RagRendererVK STATIC

src/Rag/RendererVK/VulkanRenderer.cpp

src/Rag/RendererVK/VulkanRenderer.h

src/Rag/RendererVK/Internal/VulkanCommon.cpp

src/Rag/RendererVK/Internal/VulkanCommon.h

src/Rag/RendererVK/Internal/VulkanDevice.cpp

src/Rag/RendererVK/Internal/VulkanDevice.h

src/Rag/RendererVK/Internal/VulkanFrameResources.cpp

src/Rag/RendererVK/Internal/VulkanFrameResources.h

src/Rag/RendererVK/Internal/VulkanInstance.cpp

src/Rag/RendererVK/Internal/VulkanInstance.h

src/Rag/RendererVK/Internal/VulkanSurface.cpp

src/Rag/RendererVK/Internal/VulkanSurface.h

src/Rag/RendererVK/Internal/VulkanSwapchain.cpp

src/Rag/RendererVK/Internal/VulkanSwapchain.h

)

rag_configure_target(RagRendererVK)

target_compile_definitions(RagRendererVK

PUBLIC RAG_ENABLE_VULKAN=1

PRIVATE VK_USE_PLATFORM_WIN32_KHR

)

target_link_libraries(RagRendererVK PUBLIC RagRenderer PRIVATE Vulkan::Vulkan)

target_link_libraries(RagEngine INTERFACE RagRendererVK)

endif()

if(RAG_BUILD_SANDBOX)

add_executable(RagSandbox sandbox/SandboxMain.cpp)

rag_configure_target(RagSandbox)

target_link_libraries(RagSandbox PRIVATE RagEngine)

endif()

if(RAG_BUILD_TESTS)

add_executable(RagSceneTests tests/SceneRuntimeTests.cpp)

rag_configure_target(RagSceneTests)

target_link_libraries(RagSceneTests PRIVATE RagScene)

endif()