private void OpenGLControl_OpenGLDraw(object sender, SharpGL.SceneGraph.OpenGLEventArgs args)
{
gl = args.OpenGL;
// Clear The Screen And The Depth Buffer
gl.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT);
gl.ClearColor(0, 0, 0, 0);
// Move Left And Into The Screen
gl.LoadIdentity();
gl.LookAt(xEye, yEye, zEye, xCenter, yCenter, zCenter, xup, yup, zup);
gl.PushMatrix();
DrawXYPlane();
gl.ClearColor(0, 0, 0, 0);
gl.PopMatrix();
///Vẽ lại hình dã luu trong listObject
if (listObject != null)
{
foreach (Graphic3D g in listObject)
{
g.Draw(gl);
}
}
///// Vẽ hình đang chọn
if (isMouseEnter && isDrawMode && temp != null)
{
gl.PushMatrix();
temp.Draw(gl);
gl.PopMatrix();
}
gl.Flush();
}
private void pictureBox1_Paint(object sender, PaintEventArgs e)
{
if (g3d != null)
{
SyncViewToGraphics();
e.Graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
g3d.Draw(e.Graphics);
PointF p2d = new PointF();
#region gorka shape
if (gorkaPath != null)
{
gorka2d = new PointF[gorkaPath.Length];
for (int i = 0; i < gorkaPath.Length; i++)
{
g3d.Project(ref gorka2d[i], gorkaPath[i]);
}
e.Graphics.DrawLines(penGorka, gorka2d);
}
#endregion
float r = 2;
foreach (List <Point3dNode> line in chkpntList)
{
foreach (Point3D p3d in line)
{
g3d.Project(ref p2d, p3d);
e.Graphics.FillEllipse(Brushes.Blue,
p2d.X - r / vpr.zoom, p2d.Y - r / vpr.zoom,
2 * r / vpr.zoom, 2 * r / vpr.zoom);
}
}
r = 3;
if (startPos != null)
{
g3d.Project(ref p2d, startPos);
e.Graphics.FillEllipse(Brushes.Green,
p2d.X - r / vpr.zoom, p2d.Y - r / vpr.zoom,
2 * r / vpr.zoom, 2 * r / vpr.zoom);
}
r = 3;
if (finishPos != null)
{
g3d.Project(ref p2d, finishPos);
e.Graphics.FillEllipse(Brushes.Red,
p2d.X - r / vpr.zoom, p2d.Y - r / vpr.zoom,
2 * r / vpr.zoom, 2 * r / vpr.zoom);
}
if (showPath)
{
DrawMyPath(e.Graphics, path, penPath);
}
if (showBestPath)
{
DrawMyPath(e.Graphics, bestPath, penBestPath);
}
}
}