private
void openGLControl1_OpenGLDraw(
object sender, PaintEventArgs e)

{
// Get the OpenGL object, just to clean up the code.

SharpGL.OpenGL gl =
this.openGLControl1.OpenGL;

gl.Clear(OpenGL.COLOR_BUFFER_BIT | OpenGL.DEPTH_BUFFER_BIT);
// Clear The Screen And The Depth Buffer

gl.LoadIdentity();
// Reset The View

gl.Translate(-1.5f, 0.0f, -6.0f);
// Move Left And Into The Screen

gl.Begin(OpenGL.TRIANGLES);
// Start Drawing The Pyramid

gl.Color(1.0f, 0.0f, 0.0f);
// Red

gl.Vertex(0.0f, 1.0f, 0.0f);
// Top Of Triangle (Front)

gl.Color(0.0f, 1.0f, 0.0f);
// Green

gl.Vertex(-1.0f, -1.0f, 0.0f);
// Left Of Triangle (Front)

gl.Color(0.0f, 0.0f, 1.0f);
// Blue

gl.Vertex(1.0f, -1.0f, 0.0f);
// Right Of Triangle (Front)

gl.End();
// Done Drawing The Pyramid

gl.Translate(3f, 0.0f, 0.0f);
// Move Right And Into The Screen

gl.Begin(OpenGL.QUADS);
// Start Drawing The Cube

gl.Color(0.5f, 0.5f, 1.0f);
// Set The Color To Green

gl.Vertex(-1.0f, 1.0f, 0.0f);
// Top Right Of The Quad (Top)

gl.Vertex(1.0f, 1.0f, 0.0f);
// Top Left Of The Quad (Top)

gl.Vertex(1.0f, -1.0f, 0.0f);
// Bottom Left Of The Quad (Top)

gl.Vertex(-1.0f, -1.0f, 0.0f);
// Bottom Right Of The Quad (Top)

gl.End();
// Done Drawing The Q

gl.Flush();

}