OPENGL geometry primitives & attribute example
1117722675.cpp
별 GL_POINTS:

별 GL_LINES

별 GL_LINE_STRIP

별 GL_LINE_LOOP

팔각형 GL_POLYGONS

팔각형 GL_QUADS

팔각형 GL_TRIANGLES

팔각형 GL_TRIANGLE_FAN

팔각형 GL_TRIANGLE_STRIP

팔각형 GL_QUAD_STRIP