public override void Draw(OpenGL gl)
{
// Do pre drawing stuff.
if (DoPreDraw(gl))
{
base.Draw(gl);
// Set our line settings.
lineSettings.Set(gl);
// Begin drawing a NURBS curve.
gl.BeginCurve(nurbsRenderer);
// Draw the curve.
gl.NurbsCurve(nurbsRenderer, // The internal nurbs object.
knots.Length, // Number of knots.
knots, // The knots themselves.
3, // The size of a vertex.
controlPoints.ToFloatArray(), // The control points.
controlPoints.Width, // The order, i.e degree + 1.
OpenGL.MAP1_VERTEX_3); // Type of data to generate.
// End the curve.
gl.EndCurve(nurbsRenderer);
// Draw the control points.
controlPoints.Draw(gl, drawPoints, drawLines);
// Restore the line attributes.
lineSettings.Restore(gl);
// Do post drawing stuff.
DoPostDraw(gl);
}
}
public static void Draw(IntPtr theNurb, OpenGL gl, int i, int j)
{
//IntPtr theNurb = gl.NewNurbsRenderer();
gl.BeginCurve(theNurb);
gl.NurbsCurve(theNurb, NURBS.n + NURBS.k + 2, NURBS.u0, 3, Circle_sum.circles[i, j].controlC, 4, OpenGL.GL_MAP1_VERTEX_3);
gl.EndCurve(theNurb);
theNurb = IntPtr.Zero;
}
/// <summary>
/// Render to the provided instance of OpenGL.
/// </summary>
/// <param name="gl">The OpenGL instance.</param>
/// <param name="renderMode">The render mode.</param>
public override void Render(OpenGL gl, Core.RenderMode renderMode)
{
// Call the base.
base.Render(gl, renderMode);
// Begin drawing a NURBS curve.
gl.BeginCurve(nurbsRenderer);
// Draw the curve.
gl.NurbsCurve(nurbsRenderer, // The internal nurbs object.
knots.Length, // Number of knots.
knots, // The knots themselves.
3, // The size of a vertex.
ControlPoints.ToFloatArray(), // The control points.
ControlPoints.Width, // The order, i.e degree + 1.
OpenGL.GL_MAP1_VERTEX_3); // Type of data to generate.
// End the curve.
gl.EndCurve(nurbsRenderer);
// Draw the control points.
ControlPoints.Draw(gl, DrawControlPoints, DrawControlGrid);
}
/// <summary>
/// Render to the provided instance of OpenGL.
/// </summary>
/// <param name="gl">The OpenGL instance.</param>
/// <param name="renderMode">The render mode.</param>
public override void Render(OpenGL gl, Core.RenderMode renderMode)
{
// Call the base.
base.Render(gl, renderMode);
// Begin drawing a NURBS curve.
gl.BeginCurve(nurbsRenderer);
// Draw the curve.
gl.NurbsCurve(nurbsRenderer, // The internal nurbs object.
knots.Length, // Number of knots.
knots, // The knots themselves.
3, // The size of a vertex.
ControlPoints.ToFloatArray(), // The control points.
ControlPoints.Width, // The order, i.e degree + 1.
OpenGL.GL_MAP1_VERTEX_3); // Type of data to generate.
// End the curve.
gl.EndCurve(nurbsRenderer);
// Draw the control points.
ControlPoints.Draw(gl, DrawControlPoints, DrawControlGrid);
}
