the question of Exercise 6.1 is not right #72
Description
the question of exercise 6.1 is
Find and open .../opencv/cxcore/include/cxtypes.h. Read through and find the
many conversion helper functions.
a. Choose a negative floating-point number.
b. Take its absolute value, round it, and then take its ceiling and floor.
c. Generate some random numbers.
d. Create a floating-point cv::Point2f and convert it to an integer cv::Point.
Convert a cv::Point to a cv::Point2f.
as cxtypes.h is no longer used in opencv3,please change this question .