using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using SharpGL;
namespace SimpleDrawingSample
{
public partial class FormSimpleDrawingSample : Form
{
public FormSimpleDrawingSample()
{
InitializeComponent();
}
private void linkLabel1_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
System.Diagnostics.Process.Start("http://nehe.gamedev.net");
}
private void openGLControl1_OpenGLDraw(object sender, PaintEventArgs e)
{
// Get the OpenGL object, just to clean up the code.
OpenGL gl = this.openGLControl1.OpenGL;
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT); // Clear The Screen And The Depth Buffer
gl.LoadIdentity(); // Reset The View
// gl.Color(1.0f, 1.0f, 1.0f);
// gl.FontBitmaps.DrawText(gl, 0, 0, "Arial", "Argh");
gl.Translate(-1.5f, 0.0f, -6.0f); // Move Left And Into The Screen
gl.Rotate(rtri, 0.0f, 1.0f, 0.0f); // Rotate The Pyramid On It's Y Axis
gl.Begin(OpenGL.GL_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, 1.0f); // Left Of Triangle (Front)
gl.Color(0.0f, 0.0f, 1.0f); // Blue
gl.Vertex(1.0f, -1.0f, 1.0f); // Right Of Triangle (Front)
gl.Color(1.0f, 0.0f, 0.0f); // Red
gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Right)
gl.Color(0.0f, 0.0f, 1.0f); // Blue
gl.Vertex(1.0f, -1.0f, 1.0f); // Left Of Triangle (Right)
gl.Color(0.0f, 1.0f, 0.0f); // Green
gl.Vertex(1.0f, -1.0f, -1.0f); // Right Of Triangle (Right)
gl.Color(1.0f, 0.0f, 0.0f); // Red
gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Back)
gl.Color(0.0f, 1.0f, 0.0f); // Green
gl.Vertex(1.0f, -1.0f, -1.0f); // Left Of Triangle (Back)
gl.Color(0.0f, 0.0f, 1.0f); // Blue
gl.Vertex(-1.0f, -1.0f, -1.0f); // Right Of Triangle (Back)
gl.Color(1.0f, 0.0f, 0.0f); // Red
gl.Vertex(0.0f, 1.0f, 0.0f); // Top Of Triangle (Left)
gl.Color(0.0f, 0.0f, 1.0f); // Blue
gl.Vertex(-1.0f, -1.0f, -1.0f); // Left Of Triangle (Left)
gl.Color(0.0f, 1.0f, 0.0f); // Green
gl.Vertex(-1.0f, -1.0f, 1.0f); // Right Of Triangle (Left)
gl.End(); // Done Drawing The Pyramid
gl.LoadIdentity();
gl.Translate(1.5f, 0.0f, -7.0f); // Move Right And Into The Screen
gl.Rotate(rquad, 1.0f, 1.0f, 1.0f); // Rotate The Cube On X, Y & Z
gl.Begin(OpenGL.GL_QUADS); // Start Drawing The Cube
gl.Color(0.0f, 1.0f, 0.0f); // Set The Color To Green
gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Quad (Top)
gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Quad (Top)
gl.Vertex(-1.0f, 1.0f, 1.0f); // Bottom Left Of The Quad (Top)
gl.Vertex(1.0f, 1.0f, 1.0f); // Bottom Right Of The Quad (Top)
gl.Color(1.0f, 0.5f, 0.0f); // Set The Color To Orange
gl.Vertex(1.0f, -1.0f, 1.0f); // Top Right Of The Quad (Bottom)
gl.Vertex(-1.0f, -1.0f, 1.0f); // Top Left Of The Quad (Bottom)
gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Left Of The Quad (Bottom)
gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Right Of The Quad (Bottom)
gl.Color(1.0f, 0.0f, 0.0f); // Set The Color To Red
gl.Vertex(1.0f, 1.0f, 1.0f); // Top Right Of The Quad (Front)
gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Left Of The Quad (Front)
gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Left Of The Quad (Front)
gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Right Of The Quad (Front)
gl.Color(1.0f, 1.0f, 0.0f); // Set The Color To Yellow
gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Left Of The Quad (Back)
gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Right Of The Quad (Back)
gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Right Of The Quad (Back)
gl.Vertex(1.0f, 1.0f, -1.0f); // Top Left Of The Quad (Back)
gl.Color(0.0f, 0.0f, 1.0f); // Set The Color To Blue
gl.Vertex(-1.0f, 1.0f, 1.0f); // Top Right Of The Quad (Left)
gl.Vertex(-1.0f, 1.0f, -1.0f); // Top Left Of The Quad (Left)
gl.Vertex(-1.0f, -1.0f, -1.0f); // Bottom Left Of The Quad (Left)
gl.Vertex(-1.0f, -1.0f, 1.0f); // Bottom Right Of The Quad (Left)
gl.Color(1.0f, 0.0f, 1.0f); // Set The Color To Violet
gl.Vertex(1.0f, 1.0f, -1.0f); // Top Right Of The Quad (Right)
gl.Vertex(1.0f, 1.0f, 1.0f); // Top Left Of The Quad (Right)
gl.Vertex(1.0f, -1.0f, 1.0f); // Bottom Left Of The Quad (Right)
gl.Vertex(1.0f, -1.0f, -1.0f); // Bottom Right Of The Quad (Right)
gl.End(); // Done Drawing The Q
gl.Flush();
rtri += 3.0f;// 0.2f; // Increase The Rotation Variable For The Triangle
rquad -= 3.0f;// 0.15f; // Decrease The Rotation Variable For The Quad
}
float rtri = 0;
float rquad = 0;
}
}
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