private void DrawLines2f_GL_1_1(Vertex2f[] vertices)
{
if ((vertices.Length % 2) != 0)
{
throw new ArgumentException("length not a multiple of 2", "vertices");
}
using (MemoryLock memoryLock = new MemoryLock(vertices)) {
// Setup arrays
Gl.VertexPointer(2, VertexPointerType.Float, 0, memoryLock.Address);
Gl.EnableClientState(EnableCap.VertexArray);
// Draw arrays
Gl.DrawArrays(PrimitiveType.Lines, 0, vertices.Length);
}
}
/// <summary>
/// Draw the elements.
/// </summary>
/// <param name="ctx">
/// The <see cref="GraphicsContext"/> used for drawing.
/// </param>
public override void Draw(GraphicsContext ctx)
{
uint count = ElementCount != 0 ? ElementCount : _VertexArrayObject.ArrayLength;
Gl.DrawArrays(ElementsMode, (int)ElementOffset, (int)count);
}
