public Vao(IShape shape)
{
if (shape == null)
{
return;
}
GL.GenVertexArrays(1, out _vao);
GL.BindVertexArray(VaoID);
_vertexVbo = shape.AcquireVbo(VboType.Vertex);
_indexVbo = shape.AcquireVbo(VboType.Index);
GL.BindBuffer(BufferTarget.ArrayBuffer, _vertexVbo.BufferID);
GL.EnableVertexAttribArray(0);
var size = shape.StripeCount.AxesCount();
GL.VertexAttribPointer(0, size, VertexAttribPointerType.Float, false, 0, 0);
GL.BindBuffer(BufferTarget.ElementArrayBuffer, _indexVbo.BufferID);
GL.BindVertexArray(0);
}
