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made glfw more portable

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seafork
2022-11-15 22:59:36 -05:00
committed by GitHub
parent 75ec483e75
commit 6a2b18fa65
1 changed files with 103 additions and 96 deletions
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199
backend_test/example_glfw_opengl3/CmakeLists.txt
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@@ -1,96 +1,103 @@
Project(cmimgui_glfw) Project(cmimgui_glfw)
cmake_minimum_required(VERSION 3.1) cmake_minimum_required(VERSION 3.11)
if(WIN32) # to mingw work as all the others if(WIN32) # to mingw work as all the others
set(CMAKE_SHARED_LIBRARY_PREFIX "") set(CMAKE_SHARED_LIBRARY_PREFIX "")
endif(WIN32) endif(WIN32)
set (CMAKE_CXX_STANDARD 11) set (CMAKE_CXX_STANDARD 11)
# general settings # general settings
if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/../../imgui/backends) if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/../../imgui/backends)
set(BAKENDS_FOLDER "../../imgui/backends/") set(BAKENDS_FOLDER "../../imgui/backends/")
else() else()
set(BAKENDS_FOLDER "../../imgui/examples/") set(BAKENDS_FOLDER "../../imgui/examples/")
endif() endif()
if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/../../imgui/imgui_tables.cpp) if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/../../imgui/imgui_tables.cpp)
set(TABLES_SOURCE "../../imgui/imgui_tables.cpp") set(TABLES_SOURCE "../../imgui/imgui_tables.cpp")
else() else()
set(TABLES_SOURCE "") set(TABLES_SOURCE "")
endif() endif()
include_directories(../../imgui) include_directories(../../imgui)
add_definitions("-DIMGUI_DISABLE_OBSOLETE_FUNCTIONS=1") add_definitions("-DIMGUI_DISABLE_OBSOLETE_FUNCTIONS=1")
include_directories(../../) include_directories(../../)
set(IMGUI_SOURCES set(IMGUI_SOURCES
../../cimgui.cpp ../../cimgui.cpp
../../imgui/imgui.cpp ../../imgui/imgui.cpp
../../imgui/imgui_draw.cpp ../../imgui/imgui_draw.cpp
../../imgui/imgui_demo.cpp ../../imgui/imgui_demo.cpp
../../imgui/imgui_widgets.cpp ../../imgui/imgui_widgets.cpp
${TABLES_SOURCE} ${TABLES_SOURCE}
) )
set(IMGUI_SOURCES_sdl) set(IMGUI_SOURCES_sdl)
set(IMGUI_LIBRARIES ) set(IMGUI_LIBRARIES )
if (WIN32) if (WIN32)
add_definitions("-DIMGUI_IMPL_API=extern \"C\" __declspec\(dllexport\)") add_definitions("-DIMGUI_IMPL_API=extern \"C\" __declspec\(dllexport\)")
else(WIN32) else(WIN32)
add_definitions("-DIMGUI_IMPL_API=extern \"C\" ") add_definitions("-DIMGUI_IMPL_API=extern \"C\" ")
endif(WIN32) endif(WIN32)
add_compile_definitions("IMGUI_IMPL_OPENGL_LOADER_GL3W") add_compile_definitions("IMGUI_IMPL_OPENGL_LOADER_GL3W")
# optional adding freetype # optional adding freetype
option(IMGUI_FREETYPE "add Freetype2" OFF) option(IMGUI_FREETYPE "add Freetype2" OFF)
if(IMGUI_FREETYPE) if(IMGUI_FREETYPE)
FIND_PACKAGE(freetype REQUIRED PATHS ${FREETYPE_PATH}) FIND_PACKAGE(freetype REQUIRED PATHS ${FREETYPE_PATH})
list(APPEND IMGUI_LIBRARIES freetype) list(APPEND IMGUI_LIBRARIES freetype)
list(APPEND IMGUI_SOURCES ../../imgui/misc/freetype/imgui_freetype.cpp) list(APPEND IMGUI_SOURCES ../../imgui/misc/freetype/imgui_freetype.cpp)
add_definitions("-DCIMGUI_FREETYPE=1") add_definitions("-DCIMGUI_FREETYPE=1")
endif(IMGUI_FREETYPE) endif(IMGUI_FREETYPE)
# opengl3 # opengl3
list(APPEND IMGUI_SOURCES ${BAKENDS_FOLDER}imgui_impl_opengl3.cpp) list(APPEND IMGUI_SOURCES ${BAKENDS_FOLDER}imgui_impl_opengl3.cpp)
include_directories(../../imgui/examples/libs/gl3w) include_directories(../../imgui/examples/libs/gl3w)
if(WIN32) if(WIN32)
list(APPEND IMGUI_LIBRARIES opengl32) list(APPEND IMGUI_LIBRARIES opengl32)
else(WIN32) # Unix else(WIN32) # Unix
list(APPEND IMGUI_LIBRARIES GL) list(APPEND IMGUI_LIBRARIES GL)
endif(WIN32) endif(WIN32)
# GLFW # GLFW
list(APPEND IMGUI_SOURCES ${BAKENDS_FOLDER}imgui_impl_glfw.cpp) list(APPEND IMGUI_SOURCES ${BAKENDS_FOLDER}imgui_impl_glfw.cpp)
find_package(glfw3 REQUIRED)
set(GLFW_VERSION 3.3.8)
# alternatively, you can build from source. include(FetchContent)
# this tends to be quite the lifesaver on windows. FetchContent_Declare(
# set(GLFW_BUILD_DOCS OFF CACHE BOOL "" FORCE) glfw
# set(GLFW_BUILD_TESTS OFF CACHE BOOL "" FORCE) URL https://github.com/glfw/glfw/archive/refs/tags/${GLFW_VERSION}.tar.gz)
# set(GLFW_BUILD_EXAMPLES OFF CACHE BOOL "" FORCE)
# add_subdirectory(<path_to_glfw_source>) FetchContent_GetProperties(glfw)
if (NOT glfw_POPULATED)
# imgui/glfw get confused if not statically built set(FETCHCONTENT_QUIET NO)
# on windows. FetchContent_Populate(glfw)
IF (WIN32) set(GLFW_BUILD_TESTS OFF CACHE BOOL "" FORCE)
add_library(cimgui STATIC ${IMGUI_SOURCES}) set(GLFW_BUILD_EXAMPLES OFF CACHE BOOL "" FORCE)
ELSE() add_subdirectory(${glfw_SOURCE_DIR} ${glfw_BINARY_DIR})
add_library(cimgui SHARED ${IMGUI_SOURCES}) endif()
ENDIF()
target_link_libraries(cimgui ${IMGUI_LIBRARIES} glfw) # glfw/imgui gets confused if it is not statically built.
IF (WIN32)
add_library(cimgui STATIC ${IMGUI_SOURCES})
# using library ELSE()
include_directories(../../generator/output/) add_library(cimgui SHARED ${IMGUI_SOURCES})
add_executable(${PROJECT_NAME} main.c) ENDIF()
target_compile_definitions(${PROJECT_NAME} PUBLIC -DCIMGUI_USE_OPENGL3 -DCIMGUI_USE_GLFW)
if (MINGW) target_link_libraries(cimgui ${IMGUI_LIBRARIES} glfw)
target_link_options(${PROJECT_NAME} PRIVATE "-mconsole")
endif()
target_link_libraries(${PROJECT_NAME} ${IMGUI_SDL_LIBRARY} cimgui) # using library
include_directories(../../generator/output/)
add_executable(${PROJECT_NAME} main.c)
target_compile_definitions(${PROJECT_NAME} PUBLIC -DCIMGUI_USE_OPENGL3 -DCIMGUI_USE_GLFW)
if (MINGW)
target_link_options(${PROJECT_NAME} PRIVATE "-mconsole")
endif()
target_link_libraries(${PROJECT_NAME} ${IMGUI_SDL_LIBRARY} cimgui)