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author | KT <tran0563@umn.edu> | 2021-09-21 10:05:57 -0500 |
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committer | KT <tran0563@umn.edu> | 2021-09-21 10:05:57 -0500 |
commit | a75b08b76f91451bb586b154fdca872955d8a57a (patch) | |
tree | dd1c30f65162c1e12b8f6481bbd102d69f5c7196 /dev/a2-carsoccer/cmake/UseOpenGL.cmake | |
parent | Upload a1 (diff) | |
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publish a2
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-rw-r--r-- | dev/a2-carsoccer/cmake/UseOpenGL.cmake | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/dev/a2-carsoccer/cmake/UseOpenGL.cmake b/dev/a2-carsoccer/cmake/UseOpenGL.cmake new file mode 100644 index 0000000..2ec5ffb --- /dev/null +++ b/dev/a2-carsoccer/cmake/UseOpenGL.cmake @@ -0,0 +1,52 @@ +# This file is part of the MinGfx cmake build system. +# See the main MinGfx/CMakeLists.txt file for authors, copyright, and license info. + +# Either finds a pre-installed version or complains. + +# Usage: In your CMakeLists.txt, somewhere after you define the target that depends +# on the OpenGL library (typical with something like add_executable(${PROJECT_NAME} ...) +# or add_library(${PROJECT_NAME} ...)), add the following two lines: + +# include(UseOpenGL) +# UseOpenGL(${PROJECT_NAME} PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/external) + +# The second argument can be either PUBLIC, PRIVATE, or INTERFACE, following the keyword +# usage described here: +# https://cmake.org/cmake/help/latest/command/target_include_directories.html + +# The third argument is the directory to use for downloading the external project if +# autobuild is used. + + + +macro(UseOpenGL YOUR_TARGET INTERFACE_PUBLIC_OR_PRIVATE DOWNLOAD_DIR) + + message(STATUS "Searching for OpenGL...") + + # Check to see if the library is already installed on the system + # CMake ships with FindOpenGL.cmake and in CMake 3.9+ it defines + # the imported targets OpenGL::GL and OpenGL::GLU. Using these is + # now the preferred way to link with OpenGL and all of its dependencies. + # See https://cmake.org/cmake/help/v3.9/module/FindOpenGL.html + find_package(OpenGL) + + if (NOT ${OPENGL_FOUND}) + message(FATAL_ERROR "OpenGL was not found on the system. MinGfx can auto-download and build many dependencies for you, but not OpenGL. It should come pre-installed on your system.") + endif() + + message(STATUS "Ok: OpenGL Found.") + message(STATUS "OpenGL headers: ${OPENGL_INCLUDE_DIR}") + message(STATUS "OpenGL libs: ${OPENGL_LIBRARIES}") + + + message(STATUS "Linking target ${YOUR_TARGET} with ${INTERFACE_PUBLIC_OR_PRIVATE} dependency OpenGL::GL.") + target_link_libraries(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} OpenGL::GL) + + if (${OPENGL_GLU_FOUND}) + message(STATUS "Linking target ${YOUR_TARGET} with ${INTERFACE_PUBLIC_OR_PRIVATE} dependency OpenGL::GLU.") + target_link_libraries(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} OpenGL::GLU) + endif() + + target_compile_definitions(${YOUR_TARGET} ${INTERFACE_PUBLIC_OR_PRIVATE} -DUSE_OPENGL) + +endmacro() |