public static void Render(IFace2[] faces, Color color, double lineWidth, bool isSolid)
{
using (ModernOpenGl.SetColor(color, ShadingModel.Smooth, solidBody:isSolid))
using (ModernOpenGl.SetLineWidth(lineWidth))
{
faces
.ForEach(face =>
{
var strips = FaceTriStrips.Unpack(face.GetTessTriStrips(true).CastArray<double>());
var norms = FaceTriStrips.Unpack(face.GetTessTriStripNorms().CastArray<double>());
Debug.Assert(norms.Length == strips.Length);
Debug.Assert(norms.Zip(strips, (a, b) => a.Length == b.Length).All(x => x));
norms.Zip(strips, (normStrip, pointStrip) => normStrip.Zip(pointStrip, (norm, point) => new { norm, point }))
.ForEach(strip =>
{
using (ModernOpenGl.Begin(PrimitiveType.TriangleStrip))
{
foreach (var vertex in strip)
{
GL.Normal3(vertex.norm);
GL.Vertex3(vertex.point);
}
}
});
});
}
}
