Adding OpenGL rendering pipeline.

CMakeLists.txt

@@ -7,12 +7,14 @@ set(CMAKE_BUILD_TYPE DEBUG)
 if ( CMAKE_COMPILER_IS_GNUCC )
    add_definitions ("-Wall -pedantic -fopenmp")
 endif ( CMAKE_COMPILER_IS_GNUCC )
-add_definitions ("-O3 -ffast-math")
+add_definitions ("-Og -ffast-math -Wno-deprecated -Wno-deprecated-declarations")
 
 include_directories ("include" "modules" ".")
 
 # Add dependencies
 find_package(Threads REQUIRED)
+find_package(OpenGL)
+find_package(GLUT)
 
 # Add main test suite
 add_executable (TestCovariance4D tests/Covariance4D.cpp)
@@ -25,3 +27,11 @@ add_executable (SmallCov tutorials/tutorial1.cpp)
 target_compile_features(SmallCov PRIVATE cxx_range_for)
 add_executable (CovFiltering tutorials/tutorial2.cpp)
 target_compile_features(CovFiltering PRIVATE cxx_range_for)
+
+if(OPENGL_FOUND AND GLUT_FOUND)
+   message("${OPENGL_INCLUDE_DIR}/Headers")
+   include_directories("${OPENGL_INCLUDE_DIR}/Headers" ${GLUT_INCLUDE_DIR})
+   add_executable(CovFilteringGL tutorials/tutorial2gl.cpp)
+   target_compile_features(CovFilteringGL PRIVATE cxx_range_for)
+   target_link_libraries(CovFilteringGL ${OPENGL_gl_LIBRARY} ${GLUT_glut_LIBRARY})
+endif(OPENGL_FOUND AND GLUT_FOUND)