// performance benchmarks show rendering directly not much slower than VertexArray or VBO)
// (but we really ought to think about using at least a vertexarray, or ideally a vbo)
public void Render()
{
g.PushMatrix();
texture1.Apply();
RenderUnitPart(unit.unitpart);
g.PopMatrix();
g.Bind2DTexture(0);
}
