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August 30, 2023 20:10
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CMake Emscripten
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| cmake_minimum_required(VERSION 3.8 FATAL_ERROR) | |
| # Install CPM ########################################################################################################## | |
| set(CPM_VERSION 0.38.1) | |
| set(CPM_SOURCE_CACHE ${CMAKE_SOURCE_DIR}/libraries) | |
| set(CPM_DOWNLOAD_LOCATION "${CPM_SOURCE_CACHE}/cpm/CPM_${CPM_DOWNLOAD_VERSION}.cmake") | |
| if(NOT (EXISTS ${CPM_DOWNLOAD_LOCATION})) | |
| file(DOWNLOAD https://github.com/TheLartians/CPM.cmake/releases/download/v${CPM_VERSION}/CPM.cmake | |
| ${CPM_DOWNLOAD_LOCATION}) | |
| endif() | |
| include(${CPM_DOWNLOAD_LOCATION}) | |
| # Install Emscripten Toolchain ######################################################################################### | |
| if(${PLATFORM} STREQUAL HTML) | |
| message("Activating Emscripten Toolchain") | |
| CPMAddPackage(NAME emsdk GITHUB_REPOSITORY emscripten-core/emsdk GIT_TAG 3.1.43 DOWNLOAD_ONLY True) | |
| if(NOT (EXISTS ${emsdk_SOURCE_DIR}/upstream)) | |
| execute_process(COMMAND ${emsdk_SOURCE_DIR}/emsdk install latest) | |
| execute_process(COMMAND ${emsdk_SOURCE_DIR}/emsdk activate latest) | |
| endif() | |
| set(CMAKE_TOOLCHAIN_FILE | |
| ${emsdk_SOURCE_DIR}/upstream/emscripten/cmake/Modules/Platform/Emscripten.cmake CACHE STRING "") | |
| endif() | |
| # Project Configuration ################################################################################################ | |
| project(lowrezjam VERSION 0.0.1 LANGUAGES CXX) | |
| set(CLANG_WARNINGS | |
| -Wall | |
| -Wextra | |
| -Wshadow | |
| -Wunused | |
| -Wpedantic | |
| -Wformat=2 | |
| -Wcast-align | |
| -Wconversion | |
| -Wold-style-cast | |
| -Wsign-conversion | |
| -Wnull-dereference | |
| -Wdouble-promotion | |
| -Wnon-virtual-dtor | |
| -Woverloaded-virtual) | |
| set(CLANG_LINK_OPTIONS | |
| -nostdlib | |
| -nostartfiles | |
| -nodefaultlibs) | |
| set(PROJECT_INCLUDE_DIRECTORIES source) | |
| set(PROJECT_COMPILE_DEFINITIONS PLATFORM_${PLATFORM} RENDERER_${RENDER_API}) | |
| set(PROJECT_COMPILE_FEATURES cxx_std_20) | |
| set(PROJECT_COMPILE_OPTIONS ${CLANG_WARNINGS}) | |
| set(PROJECT_LINK_DIRECTORIES) | |
| set(PROJECT_LINK_LIBRARIES) | |
| set(PROJECT_LINK_OPTIONS ${CLANG_LINK_OPTIONS}) | |
| macro(engine_common_configuration library) | |
| target_include_directories(${library} PRIVATE ${PROJECT_INCLUDE_DIRECTORIES}) | |
| target_compile_definitions(${library} PRIVATE ${PROJECT_COMPILE_DEFINITIONS}) | |
| target_compile_features( ${library} PRIVATE ${PROJECT_COMPILE_FEATURES}) | |
| target_compile_options(${library} PRIVATE ${PROJECT_COMPILE_OPTIONS}) | |
| target_link_directories(${library} PRIVATE ${PROJECT_LINK_DIRECTORIES}) | |
| target_link_libraries(${library} PRIVATE ${PROJECT_LINK_LIBRARIES}) | |
| target_link_options(${library} PRIVATE ${PROJECT_LINK_OPTIONS}) | |
| endmacro() | |
| # Build Foundation Library ############################################################################################# | |
| file(GLOB foundation_HEADERS source/engine/foundation/*.h) | |
| file(GLOB foundation_SOURCES source/engine/foundation/*.cpp) | |
| add_library(foundation ${foundation_HEADERS} ${foundation_SOURCES}) | |
| if(${PLATFORM} STREQUAL HTML) | |
| target_sources(foundation PRIVATE source/engine/foundation/platform/platform_system_html.cpp) | |
| elseif(${PLATFORM} STREQUAL LINUX) | |
| target_sources(foundation PRIVATE source/engine/foundation/platform/platform_system_linux.cpp) | |
| elseif(${PLATFORM} STREQUAL MACOS) | |
| target_link_libraries(foundation PRIVATE "-framework Cocoa") | |
| target_sources(foundation PRIVATE source/engine/foundation/platform/platform_system_macos.cpp) | |
| elseif(${PLATFORM} STREQUAL WINDOWS) | |
| target_sources(foundation PRIVATE source/engine/foundation/platform/platform_system_windows.cpp) | |
| endif() | |
| engine_common_configuration(foundation) | |
| # Build Engine Plugins ################################################################################################# | |
| # Build Renderer Plugin | |
| file(GLOB renderer_HEADERS source/engine/plugins/renderer/*.h) | |
| file(GLOB renderer_SOURCES source/engine/plugins/renderer/*.cpp) | |
| add_library(renderer ${renderer_HEADERS} ${renderer_SOURCES}) | |
| if(RENDER_API STREQUAL OPENGL) | |
| file(GLOB renderer_opengl_HEADERS source/engine/plugins/renderer/opengl/*.h) | |
| file(GLOB renderer_opengl_SOURCES source/engine/plugins/renderer/opengl/*.cpp) | |
| target_sources(renderer PRIVATE ${renderer_opengl_HEADERS} ${renderer_opengl_SOURCES}) | |
| elseif(RENDER_API STREQUAL VULKAN) | |
| CPMAddPackage("gh:KhronosGroup/Vulkan-Headers@1.3.257") | |
| target_include_directories(renderer PRIVATE ${Vulkan-Headers_SOURCE_DIR}/include) | |
| file(GLOB renderer_vulkan_HEADERS source/engine/plugins/renderer/vulkan/*.h) | |
| file(GLOB renderer_vulkan_SOURCES source/engine/plugins/renderer/vulkan/*.cpp) | |
| target_sources(renderer PRIVATE ${renderer_vulkan_HEADERS} ${renderer_vulkan_SOURCES}) | |
| endif() | |
| engine_common_configuration(renderer) | |
| # Build Engine Executable ############################################################################################## | |
| file(GLOB application_HEADERS source/engine/application/*.h) | |
| file(GLOB application_SOURCES source/engine/application/*.cpp) | |
| add_executable(application ${application_HEADERS} ${application_SOURCES}) | |
| target_link_libraries(application PRIVATE foundation renderer game) | |
| if(${PLATFORM} STREQUAL MACOS) | |
| target_link_options(application PRIVATE -e _entry) | |
| target_link_libraries(application PRIVATE System) | |
| elseif(${PLATFORM} STREQUAL HTML) | |
| set_target_properties(application PROPERTIES SUFFIX ".html") | |
| target_link_libraries(application PRIVATE) | |
| endif() | |
| engine_common_configuration(application) | |
| # Build Game Library ################################################################################################### | |
| file(GLOB_RECURSE game_HEADERS source/game/*.h) | |
| file(GLOB_RECURSE game_SOURCES source/game/*.cpp) | |
| add_library(game ${game_HEADERS} ${game_SOURCES}) | |
| target_link_libraries(game PRIVATE foundation renderer) | |
| engine_common_configuration(game) |
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