CMakeLists.txt

cmake_minimum_required(VERSION 4.0.1)

project(WaveEngine)

set_property(GLOBAL PROPERTY USE_FOLDERS ON)
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

add_compile_options("$<$<C_COMPILER_ID:MSVC>:/utf-8>")
add_compile_options("$<$<CXX_COMPILER_ID:MSVC>:/utf-8>")

set(WAVE_ENGINE_DIR "${PROJECT_SOURCE_DIR}/Engine")
set(WAVE_SHADER_DIR "${WAVE_ENGINE_DIR}/Shaders")

file(GLOB_RECURSE WAVE_RUNTIME_HEADER CONFIGURE_DEPENDS
    "${PROJECT_SOURCE_DIR}/Engine/Source/Core/*.h"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Input/*.h"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Misc/*.h"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Renderer/*.h"
    "${PROJECT_SOURCE_DIR}/Engine/Source/RenderGraph/*.h"
    "${PROJECT_SOURCE_DIR}/Engine/Source/RHI/*.h"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Scene/*.h"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Shader/*.h"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Trace/*.h")
list(APPEND WAVE_RUNTIME_HEADER
    "${PROJECT_SOURCE_DIR}/Engine/Source/Window.h")
file(GLOB_RECURSE WAVE_RUNTIME_SOURCE CONFIGURE_DEPENDS
    "${PROJECT_SOURCE_DIR}/Engine/Source/Core/*.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Input/*.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Misc/*.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Renderer/*.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/RenderGraph/*.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/RHI/*.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Scene/*.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Shader/*.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Trace/*.cpp")
list(APPEND WAVE_RUNTIME_SOURCE
    "${PROJECT_SOURCE_DIR}/Engine/Source/Window.cpp")
list(REMOVE_ITEM WAVE_RUNTIME_HEADER
    "${PROJECT_SOURCE_DIR}/Engine/Source/Renderer/EditorCompositePass.h"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Renderer/EditorSelectionPass.h")
list(REMOVE_ITEM WAVE_RUNTIME_SOURCE
    "${PROJECT_SOURCE_DIR}/Engine/Source/Renderer/EditorCompositePass.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Renderer/EditorSelectionPass.cpp")

file(GLOB_RECURSE WAVE_EDITOR_SUPPORT_HEADER CONFIGURE_DEPENDS
    "${PROJECT_SOURCE_DIR}/Engine/Source/UI/*.h")
list(APPEND WAVE_EDITOR_SUPPORT_HEADER
    "${PROJECT_SOURCE_DIR}/Engine/Source/Developer/RenderDocIntegration.h")
file(GLOB_RECURSE WAVE_EDITOR_SUPPORT_SOURCE CONFIGURE_DEPENDS
    "${PROJECT_SOURCE_DIR}/Engine/Source/UI/*.cpp")
list(APPEND WAVE_EDITOR_SUPPORT_SOURCE
    "${PROJECT_SOURCE_DIR}/Engine/Source/Developer/RenderDocIntegration.cpp")
list(APPEND WAVE_EDITOR_SUPPORT_HEADER
    "${PROJECT_SOURCE_DIR}/Engine/Source/Renderer/EditorCompositePass.h"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Renderer/EditorSelectionPass.h")
list(APPEND WAVE_EDITOR_SUPPORT_SOURCE
    "${PROJECT_SOURCE_DIR}/Engine/Source/Renderer/EditorCompositePass.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Renderer/EditorSelectionPass.cpp")
set(WAVE_EDITOR_ENTRY
    "${PROJECT_SOURCE_DIR}/Engine/Source/WaveEditor.cpp")

file(GLOB_RECURSE WAVE_RUNTIME_THIRD_PARTY_FILES CONFIGURE_DEPENDS
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/*.h"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/*.cpp")
list(FILTER WAVE_RUNTIME_THIRD_PARTY_FILES EXCLUDE REGEX ".*/Engine/ThirdParty/imgui/.*")
list(APPEND WAVE_RUNTIME_THIRD_PARTY_FILES
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/ufbx/ufbx.c")

file(GLOB WAVE_EDITOR_THIRD_PARTY_FILES CONFIGURE_DEPENDS
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/*.h"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/*.cpp")
list(REMOVE_ITEM WAVE_EDITOR_THIRD_PARTY_FILES
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/imgui_demo.cpp")
list(APPEND WAVE_EDITOR_THIRD_PARTY_FILES
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/backends/imgui_impl_dx12.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/backends/imgui_impl_glfw.cpp")
if (WIN32)
    set(GLFW_DIR "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/glfw")
    set(GLFW_SRC_DIR "${GLFW_DIR}/src")
    set(GLFW_SOURCES
        "${GLFW_SRC_DIR}/context.c"
        "${GLFW_SRC_DIR}/init.c"
        "${GLFW_SRC_DIR}/input.c"
        "${GLFW_SRC_DIR}/monitor.c"
        "${GLFW_SRC_DIR}/platform.c"
        "${GLFW_SRC_DIR}/vulkan.c"
        "${GLFW_SRC_DIR}/window.c"
        "${GLFW_SRC_DIR}/egl_context.c"
        "${GLFW_SRC_DIR}/osmesa_context.c"
        "${GLFW_SRC_DIR}/null_init.c"
        "${GLFW_SRC_DIR}/null_monitor.c"
        "${GLFW_SRC_DIR}/null_window.c"
        "${GLFW_SRC_DIR}/null_joystick.c"
        "${GLFW_SRC_DIR}/win32_module.c"
        "${GLFW_SRC_DIR}/win32_time.c"
        "${GLFW_SRC_DIR}/win32_thread.c"
        "${GLFW_SRC_DIR}/win32_init.c"
        "${GLFW_SRC_DIR}/win32_joystick.c"
        "${GLFW_SRC_DIR}/win32_monitor.c"
        "${GLFW_SRC_DIR}/win32_window.c"
        "${GLFW_SRC_DIR}/wgl_context.c"
    )
    list(APPEND WAVE_RUNTIME_THIRD_PARTY_FILES
        ${GLFW_SOURCES}
        "${GLFW_DIR}/include/GLFW/glfw3.h"
        "${GLFW_DIR}/include/GLFW/glfw3native.h"
        "${GLFW_SRC_DIR}/internal.h"
        "${GLFW_SRC_DIR}/platform.h"
        "${GLFW_SRC_DIR}/mappings.h"
        "${GLFW_SRC_DIR}/null_platform.h"
        "${GLFW_SRC_DIR}/null_joystick.h"
        "${GLFW_SRC_DIR}/win32_platform.h"
        "${GLFW_SRC_DIR}/win32_joystick.h"
        "${GLFW_SRC_DIR}/win32_time.h"
        "${GLFW_SRC_DIR}/win32_thread.h"
    )
endif()
file(GLOB_RECURSE WAVE_RUNTIME_SHADERS CONFIGURE_DEPENDS
    "${WAVE_SHADER_DIR}/*.hlsl"
    "${WAVE_SHADER_DIR}/*.hlsli"
    "${WAVE_SHADER_DIR}/*.h")
set(WAVE_EDITOR_SHADERS
    "${WAVE_SHADER_DIR}/EditorComposite.hlsl"
    "${WAVE_SHADER_DIR}/EditorSelection.hlsl")
list(REMOVE_ITEM WAVE_RUNTIME_SHADERS ${WAVE_EDITOR_SHADERS})

set(ENGINE_SHADERS ${WAVE_RUNTIME_SHADERS} ${WAVE_EDITOR_SHADERS})

add_library(WaveRuntime STATIC
    ${WAVE_RUNTIME_HEADER}
    ${WAVE_RUNTIME_SOURCE}
    ${WAVE_RUNTIME_THIRD_PARTY_FILES}
    ${WAVE_RUNTIME_SHADERS})
add_library(WaveEditorSupport STATIC
    ${WAVE_EDITOR_SUPPORT_HEADER}
    ${WAVE_EDITOR_SUPPORT_SOURCE}
    ${WAVE_EDITOR_THIRD_PARTY_FILES}
    ${WAVE_EDITOR_SHADERS})
add_executable(WaveEditor ${WAVE_EDITOR_ENTRY})

set_property(TARGET WaveRuntime PROPERTY COMPILE_WARNING_AS_ERROR ON)
set_property(TARGET WaveEditorSupport PROPERTY COMPILE_WARNING_AS_ERROR ON)
set_property(TARGET WaveEditor PROPERTY COMPILE_WARNING_AS_ERROR ON)

# ---------------- WaveTraceViewer ----------------
file(GLOB TRACE_VIEWER_SOURCES CONFIGURE_DEPENDS
    "${PROJECT_SOURCE_DIR}/Tools/TraceViewer/*.h"
    "${PROJECT_SOURCE_DIR}/Tools/TraceViewer/*.cpp")
set(TRACE_VIEWER_SHARED
    "${PROJECT_SOURCE_DIR}/Engine/Source/Core/Paths/PathService.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Trace/TraceCodec.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/Trace/TraceAnalysis.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/UI/EditorStyle.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/Source/UI/EditorWidgets.cpp")
set(TRACE_VIEWER_IMGUI
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/imgui.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/imgui_draw.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/imgui_tables.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/imgui_widgets.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/backends/imgui_impl_win32.cpp"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/backends/imgui_impl_dx11.cpp")
add_executable(WaveTraceViewer WIN32 ${TRACE_VIEWER_SOURCES} ${TRACE_VIEWER_SHARED} ${TRACE_VIEWER_IMGUI})
set_property(TARGET WaveTraceViewer PROPERTY COMPILE_WARNING_AS_ERROR ON)
target_link_libraries(WaveTraceViewer PRIVATE d3d11 dxgi ws2_32 comdlg32 shell32)
target_include_directories(WaveTraceViewer PRIVATE
    "${PROJECT_SOURCE_DIR}/Engine/Source"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/backends")
target_precompile_headers(WaveTraceViewer PRIVATE "${PROJECT_SOURCE_DIR}/Tools/TraceViewer/ViewerPCH.h")
set_source_files_properties(${TRACE_VIEWER_IMGUI} PROPERTIES SKIP_PRECOMPILE_HEADERS ON)
if(MSVC)
    target_compile_options(WaveTraceViewer PRIVATE /bigobj /Zc:preprocessor)
endif()

# Third party libraries
# find_package(Vulkan REQUIRED)

target_link_libraries(WaveRuntime PUBLIC
    # Vulkan::Vulkan
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/Lib/dxcompiler.lib"
    #...
)
target_link_libraries(WaveEditorSupport PUBLIC WaveRuntime)
target_link_libraries(WaveEditor PRIVATE WaveEditorSupport)

if (WIN32)
    target_link_libraries(WaveRuntime PUBLIC ws2_32)
endif ()

target_include_directories(WaveRuntime PUBLIC
    "${PROJECT_SOURCE_DIR}/Engine/Source"
    "${PROJECT_SOURCE_DIR}/Engine/Shaders/Shared"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/Include"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/glfw/include"
)
target_include_directories(WaveEditorSupport PUBLIC
    "${PROJECT_SOURCE_DIR}/Engine/Source"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui"
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/imgui/backends"
)
if (WIN32)
    target_include_directories(WaveRuntime PRIVATE
        "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/glfw/src"
    )
endif()

target_precompile_headers(WaveRuntime PRIVATE
    "${PROJECT_SOURCE_DIR}/Engine/Source/Core/EnginePCH.h"
)
target_precompile_headers(WaveEditorSupport PRIVATE
    "${PROJECT_SOURCE_DIR}/Engine/Source/Core/EnginePCH.h"
)
target_precompile_headers(WaveEditor PRIVATE
    "${PROJECT_SOURCE_DIR}/Engine/Source/Core/EnginePCH.h"
)

# Build ufbx as C++ and avoid forcing the engine PCH into the third-party source.
set_source_files_properties(
    "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/ufbx/ufbx.c"
    PROPERTIES
        LANGUAGE CXX
        SKIP_PRECOMPILE_HEADERS ON
)

# TraceLiveSink.cpp must include WinSock2.h before windows.h, but the engine
# PCH pulls in windows.h without WIN32_LEAN_AND_MEAN (which drags in the
# legacy winsock.h). Compile this one TU without the PCH.
set_source_files_properties(
    "${PROJECT_SOURCE_DIR}/Engine/Source/Trace/TraceLiveSink.cpp"
    PROPERTIES
        SKIP_PRECOMPILE_HEADERS ON
)

if (WIN32)
    set_source_files_properties(
        ${GLFW_SOURCES}
        PROPERTIES
            SKIP_PRECOMPILE_HEADERS ON
            COMPILE_DEFINITIONS "_GLFW_WIN32;UNICODE;_UNICODE;_CRT_SECURE_NO_WARNINGS"
    )
endif()

add_definitions(-DNOMINMAX)

source_group(TREE "${PROJECT_SOURCE_DIR}/Engine/Source" PREFIX "Runtime Source"
    FILES ${WAVE_RUNTIME_HEADER} ${WAVE_RUNTIME_SOURCE})
source_group(TREE "${PROJECT_SOURCE_DIR}/Engine/Source" PREFIX "Editor Source"
    FILES ${WAVE_EDITOR_SUPPORT_HEADER} ${WAVE_EDITOR_SUPPORT_SOURCE} ${WAVE_EDITOR_ENTRY})
source_group(TREE "${PROJECT_SOURCE_DIR}/Engine/ThirdParty" PREFIX "Runtime ThirdParty"
    FILES ${WAVE_RUNTIME_THIRD_PARTY_FILES})
source_group(TREE "${PROJECT_SOURCE_DIR}/Engine/ThirdParty" PREFIX "Editor ThirdParty"
    FILES ${WAVE_EDITOR_THIRD_PARTY_FILES})
source_group(TREE "${PROJECT_SOURCE_DIR}/Engine/Shaders" PREFIX "Runtime Shaders"
    FILES ${WAVE_RUNTIME_SHADERS})
source_group(TREE "${PROJECT_SOURCE_DIR}/Engine/Shaders" PREFIX "Editor Shaders"
    FILES ${WAVE_EDITOR_SHADERS})

if(MSVC)
    # Edit-and-Continue and incremental linking are Debug-only. Enabling them in
    # optimized configurations silently weakens Release link optimization.
    foreach(WAVE_TARGET WaveRuntime WaveEditorSupport WaveEditor)
        target_compile_options(${WAVE_TARGET} PRIVATE "$<$<CONFIG:Debug>:/ZI>")
        target_compile_options(${WAVE_TARGET} PRIVATE /bigobj /Zc:preprocessor)
    endforeach()
    target_link_options(WaveEditor PRIVATE "$<$<CONFIG:Debug>:/INCREMENTAL>")

    ## Only include hlsl as text file.
    set_source_files_properties(${ENGINE_SHADERS} PROPERTIES HEADER_FILE_ONLY TRUE)

else()
    target_compile_options(WaveRuntime PRIVATE -Wa,-mbig-obj)
    target_compile_options(WaveEditorSupport PRIVATE -Wa,-mbig-obj)
    target_compile_options(WaveEditor PRIVATE -Wa,-mbig-obj)
endif()

if(WIN32)
	file(GLOB_RECURSE BINARY_FILES "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/bin/*.dll" "${PROJECT_SOURCE_DIR}/Engine/ThirdParty/bin/*.pdb")
	foreach(BINARY_FILE ${BINARY_FILES})
		message(STATUS "Copy ${BINARY_FILE}")
		add_custom_command(
			TARGET WaveEditor POST_BUILD
			COMMAND ${CMAKE_COMMAND} -E copy_if_different
				"${BINARY_FILE}"
				"$<TARGET_FILE_DIR:WaveEditor>"
			VERBATIM
		)
	endforeach()
endif()