Lesson 1: Basic Shapes

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• Make the pentagon farther away from the camera (or eye) than the other shapes.
• What's your favorite quadrilateral? (Romance tip: a great question to ask on a first date.) Replace the triangle with that shape.
• Draw the trapezoid using glBegin(GL_TRIANGLES) instead of glBegin(GL_QUADS).

Next is "Lesson 2: Transformations and Timers".