C#中的简单3D渲染

using System;
using System.Windows.Forms;
using Tao.FreeGlut;
using Tao.OpenGl;

namespace SimpleOpenGL3D
{
    class Program
    {
        static void Main(string[] args)
        {
            Glut.glutInit();
            Glut.glutInitDisplayMode(Glut.GLUT_DOUBLE | Glut.GLUT_RGBA | Glut.GLUT_DEPTH);
            Glut.glutInitWindowSize(800, 600);
            Glut.glutCreateWindow("Simple 3D Rendering");

            Glut.glutDisplayFunc(OnDisplay);
            Glut.glutIdleFunc(OnIdle);

            Gl.glEnable(Gl.GL_DEPTH_TEST);
            Gl.glMatrixMode(Gl.GL_PROJECTION);
            Gl.glLoadIdentity();
            Gl.gluPerspective(45.0f, 800f / 600f, 1.0f, 100.0f);
            Gl.glMatrixMode(Gl.GL_MODELVIEW);

            Glut.glutMainLoop();
        }

        static void OnDisplay()
        {
            Gl.glClear(Gl.GL_COLOR_BUFFER_BIT | Gl.GL_DEPTH_BUFFER_BIT);

            Gl.glLoadIdentity();
            Gl.glTranslatef(0.0f, 0.0f, -5.0f);

            Gl.glBegin(Gl.GL_TRIANGLES);
            Gl.glColor3f(1.0f, 0.0f, 0.0f);
            Gl.glVertex3f(0.0f, 1.0f, 0.0f);
            Gl.glColor3f(0.0f, 1.0f, 0.0f);
            Gl.glVertex3f(-1.0f, -1.0f, 0.0f);
            Gl.glColor3f(0.0f, 0.0f, 1.0f);
            Gl.glVertex3f(1.0f, -1.0f, 0.0f);
            Gl.glEnd();

            Glut.glutSwapBuffers();
        }

        static void OnIdle()
        {
            Glut.glutPostRedisplay();
        }
    }
}