2D-OpenGL Primitives 2

• Copy the 2D OpenGL template from here.

Part A

1. Draw the outline of a square 30 pixels by 30 pixels.
2. Draw the outline of a triangle
3. Draw the outline of an equilateral triangle

Part B

1. Draw a row of 50 small squares accross the screen (see below)

2. Draw 8 rows of 30 by 30 pixel squares to form a grid (see picture)

3. Use GL_QUADS to draw your grid with solid boxes

4. Finally, Draw alternate squares Blue and Red like a chess board.

Part C

1. Draw a Pentagon
2. Draw a Hexagon
3. Draw an icosagon
4. Draw a circle
5. Draw a spiral
   

   Spiral
6. Draw a sine wave
   

   Sine Wave