cocos · hana-alice · Oct 8, 2023
diff --git a/native/cocos/renderer/pipeline/custom/CMakeLists.txt b/native/cocos/renderer/pipeline/custom/CMakeLists.txt
@@ -0,0 +1,185 @@
+cmake_minimum_required(VERSION 3.10)
+
+if (NOT CMAKE_BUILD_TYPE OR CMAKE_BUILD_TYPE STREQUAL "")
+    set(CMAKE_BUILD_TYPE "Release" CACHE STRING "" FORCE)
+endif()
+
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
+
+set(PROJECT_NAME "pipeline" CACHE STRING "Project Name")
+project(${PROJECT_NAME})
+
+set(ENGINE_ROOT_DIR ${CMAKE_CURRENT_LIST_DIR}/../..)
+
+if(NOT EXTERNAL_LIBS_PROCESSED)
+set(EXTERNAL_LIBS_PROCESSED 1)
+add_definitions(-DBOOST_HAS_PTHREADS)
+include_directories(${ENGINE_ROOT_DIR}/external/sources)
+include(${ENGINE_ROOT_DIR}/cmake/predefine.cmake)
+include(${ENGINE_ROOT_DIR}/external/CMakeLists.txt)
+endif()
+
+add_definitions(-DBOOST_NO_CXX98_FUNCTION_BASE)
+
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-nonportable-include-path -fwasm-exceptions")
+set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -g3 -D_DEBUG=1 -Wno-unused -O0")
+set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -DNDEBUG=1 -O3")
+
+AUX_SOURCE_DIRECTORY(
+    ${ENGINE_ROOT_DIR}/cocos/base/threading
+    COCOS_BASE_THREAD
+)
+list(FILTER COCOS_BASE_THREAD EXCLUDE REGEX "[\\w+]*.mm")
+
+AUX_SOURCE_DIRECTORY(
+    ${ENGINE_ROOT_DIR}/cocos/base
+    COCOS_BASE
+)
+list(FILTER COCOS_BASE EXCLUDE REGEX "ZipUtils.*")
+
+
+file(GLOB_RECURSE COCOS_BASE_STD
+    "../../../../cocos/base/std/*.cpp"
+    "../../../../cocos/base/std/*.c"
+    "../../../../cocos/base/std/*.cxx"
+    "../../../../cocos/base/std/*.h")
+
+AUX_SOURCE_DIRECTORY(
+    ${ENGINE_ROOT_DIR}/cocos/scene
+    COCOS_SCENE
+)
+
+AUX_SOURCE_DIRECTORY(
+    ${ENGINE_ROOT_DIR}/cocos/math
+    COCOS_MATH
+)
+
+AUX_SOURCE_DIRECTORY(
+    ${ENGINE_ROOT_DIR}/cocos/core
+    COCOS_CORE
+)
+list(FILTER COCOS_CORE EXCLUDE REGEX "Root")
+
+AUX_SOURCE_DIRECTORY(
+    ${ENGINE_ROOT_DIR}/cocos/core/assets
+    COCOS_CORE_ASSETS
+)
+list(FILTER COCOS_CORE_ASSETS EXCLUDE REGEX "FreeTypeFont")
+list(FILTER COCOS_CORE_ASSETS EXCLUDE REGEX "EffectAsset")
+
+# AUX_SOURCE_DIRECTORY(
+#     ${ENGINE_ROOT_DIR}/cocos/core/geometry
+#     COCOS_CORE_GEOMETRY
+# )
+
+set(COCOS_CORE_GEOMETRY
+    ${ENGINE_ROOT_DIR}/cocos/core/geometry/AABB.h
+    ${ENGINE_ROOT_DIR}/cocos/core/geometry/AABB.cpp
+    ${ENGINE_ROOT_DIR}/cocos/core/geometry/Sphere.h
+    ${ENGINE_ROOT_DIR}/cocos/core/geometry/Sphere.cpp
+    ${ENGINE_ROOT_DIR}/cocos/core/geometry/Frustum.h
+    ${ENGINE_ROOT_DIR}/cocos/core/geometry/Frustum.cpp
+    ${ENGINE_ROOT_DIR}/cocos/core/geometry/Plane.h
+    ${ENGINE_ROOT_DIR}/cocos/core/geometry/Plane.cpp
+)
+
+AUX_SOURCE_DIRECTORY(
+    ${ENGINE_ROOT_DIR}/cocos/core/data
+    COCOS_CORE_DATA
+)
+list(FILTER COCOS_CORE_DATA EXCLUDE REGEX "JSBNativeDataHolder")
+
+AUX_SOURCE_DIRECTORY(
+    ${ENGINE_ROOT_DIR}/cocos/core/utils
+    COCOS_CORE_UTILS
+)
+
+AUX_SOURCE_DIRECTORY(
+    ${ENGINE_ROOT_DIR}/cocos/utils
+    COCOS_UTILS
+)
+
+set(PIPELINE
+./pipeline/Define.cpp
+./pipeline/Define.h
+./pipeline/PipelineSceneData.h
+./pipeline/PipelineSceneData.cpp
+./pipeline/PipelineStateManager.h
+./pipeline/PipelineStateManager.cpp
+./pipeline/GlobalDescriptorSetManager.h
+./pipeline/GlobalDescriptorSetManager.cpp
+./pipeline/InstancedBuffer.h
+./pipeline/InstancedBuffer.cpp
+)
+
+set(SHADOW
+./pipeline/shadow/CSMLayers.h
+./pipeline/shadow/CSMLayers.cpp
+)
+
+file(GLOB PIPELINE_CUSTOM ./pipeline/custom/*.cpp ./pipeline/custom/*.h)
+list(FILTER PIPELINE_CUSTOM EXCLUDE REGEX "RenderCommonJsb")
+
+
+file(GLOB PIPELINE_CORE ./core/*.h ./core/*.cpp)
+
+
+set(NATIVE_SRC
+    ${COCOS_BASE}
+    ${COCOS_BASE_STD}
+    ${COCOS_CORE}
+    # ${COCOS_CORE_ASSETS}
+    ${COCOS_CORE_DATA}
+    ${COCOS_CORE_UTILS}
+    ${COCOS_CORE_GEOMETRY}
+    ${COCOS_UTILS}
+    ${COCOS_MATH}
+    ${COCOS_BASE_THREAD}
+    ${RENDERER}
+    ${PIPELINE_CORE}
+    ${PIPELINE_CUSTOM}
+    ${PIPELINE}
+    ${COCOS_SCENE}
+    ${SHADOW}
+)
+
+add_subdirectory(gfx-wgpu)
+
+add_executable(${PROJECT_NAME} ${NATIVE_SRC})
+
+add_dependencies(${PROJECT_NAME} webgpu boost_container)
+
+target_link_libraries(${PROJECT_NAME}
+    PUBLIC -Wl,--whole-archive webgpu -Wl,--no-whole-archive
+    PUBLIC boost_container
+)
+
+target_include_directories(
+	${PROJECT_NAME} PRIVATE "${CMAKE_CURRENT_LIST_DIR}/include"
+	${CC_EXTERNAL_INCLUDES}
+    ${CMAKE_CURRENT_LIST_DIR}
+	${ENGINE_ROOT_DIR}
+	${ENGINE_ROOT_DIR}/cocos
+    ${ENGINE_ROOT_DIR}/cocos/base
+	${ENGINE_ROOT_DIR}/cocos/renderer
+	${ENGINE_ROOT_DIR}/cocos/platform
+	${ENGINE_ROOT_DIR}/cocos/renderer/core
+    ${ENGINE_ROOT_DIR}/external/sources
+	${CC_EXTERNAL_PRIVATE_INCLUDES}
+)
+
+
+set(EMS_LINK_FLAGS
+"-flto --bind --no-entry -O3 -s USE_ES6_IMPORT_META=0 -s EXPORT_ES6=1  -s MODULARIZE=1 -s EXPORT_NAME='pipelineWasm' -s ENVIRONMENT=web -s USE_WEBGPU=1 -s WASM=1 -s NO_EXIT_RUNTIME=1 -s LLD_REPORT_UNDEFINED -s ALLOW_MEMORY_GROWTH=1 -fwasm-exceptions"
+)
+
+if(CMAKE_BUILD_TYPE STREQUAL "Debug")
+    string(APPEND EMS_LINK_FLAGS " -g -s ASSERTIONS=2")
+endif()
+
+set_target_properties(${PROJECT_NAME} PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${ENGINE_ROOT_DIR}/external/emscripten/pipeline)
+
+set_target_properties(${PROJECT_NAME} PROPERTIES CXX_STANDARD 17 LINK_FLAGS ${EMS_LINK_FLAGS})
diff --git a/native/cocos/renderer/pipeline/custom/WasmDefine.h b/native/cocos/renderer/pipeline/custom/WasmDefine.h
@@ -0,0 +1,52 @@
+#pragma once
+
+#include <emscripten/bind.h>
+#include <boost/container/pmr/polymorphic_allocator.hpp>
+#include <boost/preprocessor/cat.hpp>
+#include <boost/preprocessor/seq/for_each.hpp>
+#include <boost/preprocessor/stringize.hpp>
+#include <boost/preprocessor/variadic/to_seq.hpp>
+
+template <typename T>
+T cloneCustom(const T& v) {
+    return T{v, boost::container::pmr::get_default_resource()};
+}
+
+template <typename Inst>
+Inst creator() {
+    return Inst{boost::container::pmr::get_default_resource()};
+}
+
+template <typename T>
+void assignVal(T& to, const T& from) {
+    to = from;
+};
+
+template <typename T>
+emscripten::val toEMS(const T& vals) {
+    return emscripten::val::object();
+}
+
+template <typename T>
+T fromEMS(const emscripten::val& vals);
+
+#define SPECIALIZE_PTR_FOR_STRUCT(r, _, TYPE)                                            \
+    namespace emscripten::internal {                                                     \
+    template <>                                                                          \
+    struct TypeID<std::remove_cv<TYPE>::type*, void> {                                   \
+        static constexpr TYPEID get() { return TypeID<AllowedRawPointer<TYPE>>::get(); } \
+    };                                                                                   \
+    template <>                                                                          \
+    struct TypeID<const std::remove_cv<TYPE>::type*, void> {                             \
+        static constexpr TYPEID get() { return TypeID<AllowedRawPointer<TYPE>>::get(); } \
+    };                                                                                   \
+    }
+
+#define REGISTER_PTRS(...) \
+    BOOST_PP_SEQ_FOR_EACH(SPECIALIZE_PTR_FOR_STRUCT, _, BOOST_PP_VARIADIC_TO_SEQ(__VA_ARGS__));
+
+// specialize for void*
+template <>
+struct emscripten::internal::TypeID<void*, void> {
+    static constexpr emscripten::internal::TYPEID get() { return emscripten::internal::TypeID<uintptr_t>::get(); }
+};
diff --git a/native/cocos/renderer/pipeline/custom/WasmExport.cpp b/native/cocos/renderer/pipeline/custom/WasmExport.cpp
@@ -0,0 +1,22 @@
+// include order matters: multiple EMSCRIPTEN_BINDINGS(ModuleName){...} defines static objects,
+// which initialized by defined order, thus have a influence on the final initialization order in js glue code(emscripten internal implementation),
+// which may cause Unbound-Type-Error.
+
+// clang-format off
+#include "WasmDefine.h"
+#include "LayoutGraphWasm.h"
+#include "RenderCommonWasm.h"
+#include "RenderGraphWasm.h"
+#include "RenderInterfaceWasm.h"
+// clang-format on
+
+// float cc::render::GlobalVar::CumulativeTime{0.0F};
+// float cc::render::GlobalVar::FrameTime{0.0F};
+// uint32_t cc::render::GlobalVar::TotalFrames{0U};
+
+// EMSCRIPTEN_BINDINGS(COMMON_WASM_EXPORT) {
+//     emscripten::class_<cc::render::GlobalVar>("GlobalVar")
+//         .class_property("CumulativeTime", &cc::render::GlobalVar::CumulativeTime)
+//         .class_property("FrameTime", &cc::render::GlobalVar::FrameTime)
+//         .class_property("TotalFrames", &cc::render::GlobalVar::TotalFrames);
+// };