public ShaderProgramManager(GlMasterRenderHandler glMasterRenderHandler, ShaderProgram shaderProgram) : base(glMasterRenderHandler)
 {
     Add(shaderProgram);
 }
 public GraphicalInterfaceManager(GlMasterRenderHandler glMasterRenderHandler) : base(glMasterRenderHandler)
 {
     GlMasterRenderHandler = glMasterRenderHandler;
 }
 public ShaderProgramManager(GlMasterRenderHandler glMasterRenderHandler) : base(glMasterRenderHandler)
 {
 }