Thank you, for this info. I will definitely need this!
пятница, 4 ноября 2016 г., 22:26:50 UTC+3 пользователь Steven G. Johnson написал: > > Note that using **double is not actually that great a way to do > multidimensional arrays in C -- way harder to do the memory management, and > also slower. Most high-performance code uses just double* and then > accesses it in row-major or column-major order. > > See, for example, the discussion here: > http://www.fftw.org/doc/Multi_002ddimensional-Array-Format.html ... what > you are doing is discussed under "dynamic arrays - the wrong way". > > (Julia's arrays are stored in column-major order, so they can be passed > directly to a C program expecting a double* pointer to column-major data.) >
