gluLookAt 49 3rdparty/openexr/Imath/ImathGLU.h gluLookAt(pos.x, pos.y, pos.z, gluLookAt 127 samples/cpp/detect_mser.cpp gluLookAt(obsX, obsY, obsZ, 0, 0, .0, .0, 10.0, 0.0); gluLookAt 102 samples/gpu/opengl.cpp gluLookAt(0, 0, 3, 0, 0, 0, 0, 1, 0);