add graphics forlder to cmake

CMakeLists.txt

@@ -72,6 +72,7 @@ add_subdirectory(ciphers)
 add_subdirectory(strings)
 add_subdirectory(sorting)
 add_subdirectory(geometry)
+add_subdirectory(graphics)
 add_subdirectory(probability)
 add_subdirectory(data_structures)
 add_subdirectory(machine_learning)

graphics/CMakeLists.txt

@@ -0,0 +1,37 @@
+# If necessary, use the RELATIVE flag, otherwise each source file may be listed
+# with full pathname. RELATIVE may makes it easier to extract an executable name
+# automatically.
+find_package(OpenGL)
+if(NOT OpenGL_FOUND)
+    message(WARNING "OpenGL not found, not compiling graphics programs.")
+
+else(NOT OpenGL_FOUND)
+    find_package(GLUT)
+    if(NOT GLUT_FOUND)
+        message(WARNING "GLUT not found, not compiling graphics programs.")
+    endif(NOT GLUT_FOUND)
+endif(NOT OpenGL_FOUND)
+
+file( GLOB APP_SOURCES RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} *.cpp )
+# file( GLOB APP_SOURCES ${CMAKE_SOURCE_DIR}/*.c )
+# AUX_SOURCE_DIRECTORY(${CMAKE_CURRENT_SOURCE_DIR} APP_SOURCES)
+foreach( testsourcefile ${APP_SOURCES} )
+    # I used a simple string replace, to cut off .cpp.
+    string( REPLACE ".cpp" "" testname ${testsourcefile} )
+    add_executable( ${testname} ${testsourcefile} )
+
+    set_target_properties(${testname} PROPERTIES LINKER_LANGUAGE CXX)
+    if(OpenMP_CXX_FOUND)
+        target_link_libraries(${testname} OpenMP::OpenMP_CXX)
+    endif()
+    if (GLUT_FOUND)
+        if(APPLE)
+            target_compile_options(${testname} PUBLIC -Wno-deprecated)
+        endif(APPLE)
+        target_compile_definitions(${testname} PUBLIC USE_GLUT)
+        target_include_directories(${testname} PUBLIC ${GLUT_INCLUDE_DIRS})
+        target_link_libraries(${testname} OpenGL::GL ${GLUT_LIBRARIES})
+    endif(GLUT_FOUND)
+    install(TARGETS ${testname} DESTINATION "bin/graphics")
+
+endforeach( testsourcefile ${APP_SOURCES} )