Files
HelloVulkan/Engine/CMakeLists.txt
T
atdunbg 952ba8135d feat: HDR 管线 + Tonemap pass,显示变换显式建模
管线:Shadow → Forward(写 HDRColor R16G16B16A16F) → Tonemap →
ImGui(loadOp=Load) → Present。对齐 UE/Unity 结构:场景线性值
进 HDR 离屏图,Tonemap(全屏三角,exposure push + gamma 编码)
显式完成显示变换,Backbuffer 只接收显示空间颜色。

- Swapchain 改 B8G8R8A8Unorm:Srgb 附件会硬件二次提亮,UI 泛白
  (#4296FA→#8CCBFC);Unorm 下写什么显示什么,编码责任归 Tonemap
- Shader object push range 规则落地:程序级声明——同一 pass 的
  全部 shader EXT range 定义必须一致(VUID-08878),layout 同样
  按 vertex|fragment 声明,push 调用点覆盖全部声明 stage(VUID-01796)
- Tonemap 装配:Set0 = HDR 图(per-frame-slot 描述符 + GetPhysicalView),
  clamp 占位待 ACES 替换,bloom/FXAA 等后处理在 HDR 域插 pass
- CMake 加 imgui_demo.cpp(ShowDemoWindow 链接)
- 修复:m_TonemapDescriptorSets 未 resize 即下标写入(启动即崩)

验证:5 pass 全活,validation 0 error 0 warning,UI 原生色彩无泛白
2026-09-22 19:00:56 +08:00

37 lines
1002 B
CMake
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file(GLOB_RECURSE ENGINE_SOURCES
src/*.cpp
)
# ImGui(docking 分支,vendored submodule)
set(IMGUI_DIR ${CMAKE_SOURCE_DIR}/Lib/imgui)
set(IMGUI_SOURCES
${IMGUI_DIR}/imgui.cpp
${IMGUI_DIR}/imgui_draw.cpp
${IMGUI_DIR}/imgui_tables.cpp
${IMGUI_DIR}/imgui_widgets.cpp
${IMGUI_DIR}/imgui_demo.cpp # ShowDemoWindow 的实现(调试期保留)
${IMGUI_DIR}/backends/imgui_impl_glfw.cpp
${IMGUI_DIR}/backends/imgui_impl_vulkan.cpp
)
# 编译成静态库
add_library(Engine STATIC ${ENGINE_SOURCES} ${IMGUI_SOURCES})
target_include_directories(Engine PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}/include
${CMAKE_SOURCE_DIR}/Lib/entt/src
${IMGUI_DIR}
${IMGUI_DIR}/backends
)
# 链接第三方库
target_link_libraries(Engine PUBLIC
glfw
Vulkan::Vulkan
spdlog::spdlog
stb
assimp::assimp
)
target_compile_definitions(Engine PRIVATE VULKAN_HPP_DISPATCH_LOADER_DYNAMIC=1)