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OpenGL小试牛刀第一季
效果截图:
代码展示:using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
代码展示: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 Example1
{
public partial class FormExample : Form
{
public FormExample()
{
InitializeComponent();
rbfull.Checked = true;
}
{
public partial class FormExample : Form
{
public FormExample()
{
InitializeComponent();
rbfull.Checked = true;
}
/// <summary>
/// 默认绘画模式为线条
/// </summary>
private uint _model = OpenGL.LINE_LOOP;
/// 默认绘画模式为线条
/// </summary>
private uint _model = OpenGL.LINE_LOOP;
/// <summary>
/// X轴坐标
/// </summary>
private float _x = 0;
/// X轴坐标
/// </summary>
private float _x = 0;
/// <summary>
/// Y轴坐标
/// </summary>
private float _y = 0;
/// Y轴坐标
/// </summary>
private float _y = 0;
/// <summary>
/// Z轴坐标
/// </summary>
private float _z = 0;
/// Z轴坐标
/// </summary>
private float _z = 0;
private void openGLControl1_OpenGLDraw(object sender, PaintEventArgs e)
{
// 创建一个GL对象
SharpGL.OpenGL gl = this.openGLControl1.OpenGL;
{
// 创建一个GL对象
SharpGL.OpenGL gl = this.openGLControl1.OpenGL;
gl.Clear(OpenGL.COLOR_BUFFER_BIT | OpenGL.DEPTH_BUFFER_BIT); // 清空屏幕
gl.LoadIdentity(); // 重置
gl.Translate(0.0f, 0.0f, -6.0f); // 设置坐标,距离屏幕距离为6
gl.LoadIdentity(); // 重置
gl.Translate(0.0f, 0.0f, -6.0f); // 设置坐标,距离屏幕距离为6
gl.Rotate(_x, 1.0f, 0.0f, 0.0f); // 绕X轴旋转
gl.Rotate(_y, 0.0f, 1.0f, 0.0f); // 绕Y轴旋转
gl.Rotate(_z, 0.0f, 0.0f, 1.0f); // 绕Z轴旋转
gl.Rotate(_y, 0.0f, 1.0f, 0.0f); // 绕Y轴旋转
gl.Rotate(_z, 0.0f, 0.0f, 1.0f); // 绕Z轴旋转
gl.Begin(_model); // 绘制立方体
gl.Color(0.0f, 1.0f, 0.0f); // 设置颜色
//绘制其中一个面
gl.Vertex(1.0f, 1.0f, -1.0f);
gl.Vertex(-1.0f, 1.0f, -1.0f);
gl.Vertex(-1.0f, 1.0f, 1.0f);
gl.Vertex(1.0f, 1.0f, 1.0f);
gl.Color(0.0f, 1.0f, 0.0f); // 设置颜色
//绘制其中一个面
gl.Vertex(1.0f, 1.0f, -1.0f);
gl.Vertex(-1.0f, 1.0f, -1.0f);
gl.Vertex(-1.0f, 1.0f, 1.0f);
gl.Vertex(1.0f, 1.0f, 1.0f);
//如下类同
gl.Color(1.0f, 0.5f, 0.0f);
gl.Vertex(1.0f, -1.0f, 1.0f);
gl.Vertex(-1.0f, -1.0f, 1.0f);
gl.Vertex(-1.0f, -1.0f, -1.0f);
gl.Vertex(1.0f, -1.0f, -1.0f);
gl.Color(1.0f, 0.5f, 0.0f);
gl.Vertex(1.0f, -1.0f, 1.0f);
gl.Vertex(-1.0f, -1.0f, 1.0f);
gl.Vertex(-1.0f, -1.0f, -1.0f);
gl.Vertex(1.0f, -1.0f, -1.0f);
gl.Color(1.0f, 0.0f, 0.0f);
gl.Vertex(1.0f, 1.0f, 1.0f);
gl.Vertex(-1.0f, 1.0f, 1.0f);
gl.Vertex(-1.0f, -1.0f, 1.0f);
gl.Vertex(1.0f, -1.0f, 1.0f);
gl.Vertex(1.0f, 1.0f, 1.0f);
gl.Vertex(-1.0f, 1.0f, 1.0f);
gl.Vertex(-1.0f, -1.0f, 1.0f);
gl.Vertex(1.0f, -1.0f, 1.0f);
gl.Color(1.0f, 1.0f, 0.0f);
gl.Vertex(1.0f, -1.0f, -1.0f);
gl.Vertex(-1.0f, -1.0f, -1.0f);
gl.Vertex(-1.0f, 1.0f, -1.0f);
gl.Vertex(1.0f, 1.0f, -1.0f);
gl.Vertex(1.0f, -1.0f, -1.0f);
gl.Vertex(-1.0f, -1.0f, -1.0f);
gl.Vertex(-1.0f, 1.0f, -1.0f);
gl.Vertex(1.0f, 1.0f, -1.0f);
gl.Color(0.0f, 0.0f, 1.0f);
gl.Vertex(-1.0f, 1.0f, 1.0f);
gl.Vertex(-1.0f, 1.0f, -1.0f);
gl.Vertex(-1.0f, -1.0f, -1.0f);
gl.Vertex(-1.0f, -1.0f, 1.0f);
gl.Vertex(-1.0f, 1.0f, 1.0f);
gl.Vertex(-1.0f, 1.0f, -1.0f);
gl.Vertex(-1.0f, -1.0f, -1.0f);
gl.Vertex(-1.0f, -1.0f, 1.0f);
gl.Color(1.0f, 0.0f, 1.0f);
gl.Vertex(1.0f, 1.0f, -1.0f);
gl.Vertex(1.0f, 1.0f, 1.0f);
gl.Vertex(1.0f, -1.0f, 1.0f);
gl.Vertex(1.0f, -1.0f, -1.0f);
gl.End(); // 结束绘制
}
gl.Vertex(1.0f, 1.0f, -1.0f);
gl.Vertex(1.0f, 1.0f, 1.0f);
gl.Vertex(1.0f, -1.0f, 1.0f);
gl.Vertex(1.0f, -1.0f, -1.0f);
gl.End(); // 结束绘制
}
private void rbfull_CheckedChanged(object sender, EventArgs e)
{
_model = OpenGL.QUADS;
}
{
_model = OpenGL.QUADS;
}
private void rbline_CheckedChanged(object sender, EventArgs e)
{
_model = OpenGL.LINE_LOOP;
}
{
_model = OpenGL.LINE_LOOP;
}
private void tbX_Scroll(object sender, EventArgs e)
{
int x = tbX.Value;
_x = x;
labX.Text = "X:" + x;
}
{
int x = tbX.Value;
_x = x;
labX.Text = "X:" + x;
}
private void tbY_Scroll(object sender, EventArgs e)
{
int y = tbY.Value;
_y = y;
labY.Text = "Y:" + y;
}
{
int y = tbY.Value;
_y = y;
labY.Text = "Y:" + y;
}
private void tbZ_Scroll(object sender, EventArgs e)
{
int z = tbZ.Value;
_z = z;
labZ.Text = "Z:" + z;
}
{
int z = tbZ.Value;
_z = z;
labZ.Text = "Z:" + z;
}
private void btnReset_Click(object sender, EventArgs e)
{
_x = _y = _z = 0;
}
}
}
{
_x = _y = _z = 0;
}
}
}
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