a simple way to detect highlight in endoscopy image. the color in the pixel first transform into HSV color space and then do some judgment and then the result can obtain.

绘制不同初速度以及不同初始角度的抛物线，并将不同角度的抛物线显示在同一幅图像中。突出显示水平位移最大的抛物线。-Draw different speeds and different initial angle early parabolic, parabolic and different angles are displayed in the same image. Highlight the maximum horizontal displacement of the parabola.