
private void openGLControl1_OpenGLDraw( object sender, PaintEventArgs e)

{

// 将纹理绑定在要绘制的图像表面

SharpGL.OpenGL gl = this.openGLControl1.OpenGL;

gl.Clear(OpenGL.COLOR_BUFFER_BIT | OpenGL.DEPTH_BUFFER_BIT);

//坐标重置,定位到系统原点

gl.LoadIdentity();

//设置光源位置坐标

fLightPosition = new float[4] { lx, ly, lz, 1f };

gl.Light(OpenGL.LIGHT0, OpenGL.POSITION, fLightPosition); //光源位置

//坐标系移动至(0,0,-6);

gl.Translate(0f, 0f, -6.0f);

//以(0,0,-6)为原点的三维坐标系进行相对位置移动

gl.Translate(x, y, z);

//绑定纹理

texture1.Bind(gl);

//开始六面体

gl.Begin(OpenGL.QUADS);

// Front Face

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

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

gl.TexCoord(1.0f, 1.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Top Right Of The Texture and Quad

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

gl.End();

texture2.Bind(gl);

gl.Begin(OpenGL.QUADS);

// Back Face

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

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

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

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

gl.End();

texture3.Bind(gl);

gl.Begin(OpenGL.QUADS);

// Top Face

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

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

gl.TexCoord(1.0f, 0.0f); gl.Vertex(1.0f, 1.0f, 1.0f); // Bottom Right Of The Texture and Quad

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

gl.End();

texture4.Bind(gl);

gl.Begin(OpenGL.QUADS);

// Bottom Face

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

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

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

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

gl.End();

texture5.Bind(gl);

gl.Begin(OpenGL.QUADS);

// Right face

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

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

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

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

gl.End();

texture6.Bind(gl);

gl.Begin(OpenGL.QUADS);

// Left Face

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

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

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

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

gl.End();

gl.Flush();

}