private void RenderLines(RenderingContext rc)
{
if (_handle.NumVerticies3 > 0)
{
PrimitiveType prim;
GL.UseProgram(CurrentShader.ShaderHandle);
CurrentShader.SetFieldValue("lightingEnabled", 0);
CurrentShader.SetFieldValue("headlightEnabled", 0);
CurrentShader.SetFieldValue("size", size);
CurrentShader.SetFieldValue("scale", scale);
GL.LineWidth(8.0f); // todo: LineProperties
prim = PrimitiveType.Lines;
if (typeof(IndexedLineSet).IsInstanceOfType(geometry))
{
IndexedLineSet ils = (IndexedLineSet)geometry;
prim = ils.PrimativeType;
}
if (typeof(LineSet).IsInstanceOfType(geometry))
{
LineSet ls = (LineSet)geometry;
prim = ls.PrimativeType;
}
GL.BindBuffer(BufferTarget.ArrayBuffer, _handle.vbo3);
Buffering.ApplyBufferPointers(CurrentShader);
GL.DrawArrays(prim, 0, _handle.NumVerticies3);
GL.UseProgram(0);
GL.LineWidth(1.0f);
}
}
public static LineSet CreateFromVertexSet(List<Vertex> verticies, int vertexStride)
{
LineSet ils;
Coordinate coord;
Vector3[] points;
int[] indicies;
int i;
ils = new LineSet();
coord = new Coordinate();
points = verticies.Select(v => v.Position).ToArray();
i = -1;
indicies = verticies.Select(v => ++i).ToArray();
coord.point = X3DTypeConverters.ToString(points);
ils.vertexCount = vertexStride;
ils.Children.Add(coord);
ils.PrimativeType = PrimitiveType.LineLoop;
return ils;
}
