feat: Jolt 物理系统——刚体/碰撞体/物理调试图元 + 引擎时间单源
- PhysicsWorld:Jolt 集成,Dynamic/Kinematic/Static 刚体,姿态写回 Transform(Unity FixedUpdate 语义,吃 scaled dt,暂停自动冻结) - 碰撞体:Box(默认/手动 halfExtents)+ Mesh 碰撞体(Static→精确 MeshShape / Dynamic·Kinematic→ConvexHull,数据源 = Mesh ctor 缓存 的 CPU 位置副本,退化三角剔除,失败回退 Box 并告警) - PhysicsDebugPass:物理调试图元每帧上传绘制(debug_line shader) - Time:引擎时间单源(BeginFrame 落定 FrameTime,scaled/unscaled 分离) - JoltPhysics 以 submodule 接入(官方 url)
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-31
@@ -1,10 +1,8 @@
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file(GLOB_RECURSE ENGINE_SOURCES
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src/*.cpp
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)
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# ============ 第三方库目标(Engine 的依赖) ============
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# ImGui(docking 分支,vendored submodule)
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set(IMGUI_DIR ${CMAKE_SOURCE_DIR}/Lib/imgui)
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set(IMGUI_SOURCES
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add_library(imgui STATIC
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${IMGUI_DIR}/imgui.cpp
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${IMGUI_DIR}/imgui_draw.cpp
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${IMGUI_DIR}/imgui_tables.cpp
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@@ -13,44 +11,50 @@ set(IMGUI_SOURCES
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${IMGUI_DIR}/backends/imgui_impl_glfw.cpp
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${IMGUI_DIR}/backends/imgui_impl_vulkan.cpp
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)
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target_include_directories(imgui PUBLIC
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${IMGUI_DIR}
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${IMGUI_DIR}/backends)
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# 两个 backend 头文件分别依赖 GLFW / Vulkan 头
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target_link_libraries(imgui PUBLIC glfw Vulkan::Vulkan)
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# 编译成静态库
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add_library(Engine STATIC ${ENGINE_SOURCES} ${IMGUI_SOURCES})
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# Tracy(CPU/GPU 帧分析)
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add_library(tracy STATIC ${CMAKE_SOURCE_DIR}/Lib/tracy/public/TracyClient.cpp)
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target_include_directories(tracy PUBLIC ${CMAKE_SOURCE_DIR}/Lib/tracy/public)
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target_compile_definitions(tracy PUBLIC
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TRACY_ENABLE
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# 按需剖析:GPU context 宣告(GpuNewContext)与连接绑定——GUI 永远晚于
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# 程序启动连接,没有这个宏宣告消息被丢弃,GPU 时间线永远空白
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TRACY_ON_DEMAND)
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find_package(Threads REQUIRED)
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target_link_libraries(tracy PUBLIC Threads::Threads)
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# ============ Engine ============
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file(GLOB_RECURSE ENGINE_SOURCES CONFIGURE_DEPENDS src/*.cpp)
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add_library(Engine STATIC ${ENGINE_SOURCES})
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# PhysicsDebugDraw 派生 Jolt::DebugRendererSimple:Jolt 以 -fno-rtti 编译
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#(有 key function 的基类 typeinfo 符号不存在),该 TU 必须同步关闭 RTTI,
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# 否则派生类 typeinfo 引用悬空符号(链接期 undefined reference)
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set_source_files_properties(src/Physics/PhysicsDebugDraw.cpp PROPERTIES
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COMPILE_OPTIONS "-fno-rtti")
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target_include_directories(Engine PUBLIC
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${CMAKE_CURRENT_SOURCE_DIR}/include
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# header-only 库:纯 include 路径
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${CMAKE_SOURCE_DIR}/Lib/entt/src
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${CMAKE_SOURCE_DIR}/Lib/VulkanMemoryAllocator/include
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${IMGUI_DIR}
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${IMGUI_DIR}/backends
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)
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${CMAKE_SOURCE_DIR}/Lib/VulkanMemoryAllocator/include)
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# 链接第三方库
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target_link_libraries(Engine PUBLIC
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glfw
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glm::glm
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Vulkan::Vulkan
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spdlog::spdlog
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stb
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assimp::assimp
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)
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meshoptimizer
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Jolt::Jolt
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imgui
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tracy)
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# Tracy(CPU/GPU 帧分析):宏关闭时全部退化空操作,零开销
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set(TRACY_DIR ${CMAKE_SOURCE_DIR}/Lib/tracy)
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target_include_directories(Engine PUBLIC ${TRACY_DIR}/public)
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target_sources(Engine PRIVATE ${TRACY_DIR}/public/TracyClient.cpp)
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target_compile_definitions(Engine PUBLIC TRACY_ENABLE)
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# 按需剖析:GPU context 宣告(GpuNewContext)与连接绑定——GUI 永远晚于
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# 程序启动连接,没有这个宏宣告消息被丢弃,GPU 时间线永远空白
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target_compile_definitions(Engine PUBLIC TRACY_ON_DEMAND)
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find_package(Threads REQUIRED)
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target_link_libraries(Engine PUBLIC Threads::Threads)
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# meshoptimizer(vendored,LOD 网格简化;submodule 机制故障改为直接 vendor)
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file(GLOB MESHOPT_SOURCES ${CMAKE_SOURCE_DIR}/Lib/meshoptimizer/src/*.cpp)
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add_library(meshopt STATIC ${MESHOPT_SOURCES})
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target_include_directories(meshopt PUBLIC ${CMAKE_SOURCE_DIR}/Lib/meshoptimizer/src)
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target_link_libraries(Engine PUBLIC meshopt)
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target_compile_definitions(Engine PRIVATE VULKAN_HPP_DISPATCH_LOADER_DYNAMIC=1)
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target_compile_definitions(Engine PRIVATE VULKAN_HPP_DISPATCH_LOADER_DYNAMIC=1)
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