Extjs的图形报表插件，包括柱状图，折线图，3D图，饼状图-Extjs graphical reporting plug-ins, including bar charts, line charts, 3D graph, pie chart

s a signal builder used as the reference speed time graph of the motor,three signals are there.the second signal is used for optimization purpose.if you want to change the reference signal for optimization then you have to change the costfunction als