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Hmm, but here http://hilbert-space.de/?p=22 asm was much better than c intrinsics too. C-version: 15.1 cycles per pixel. NEON-version: 9.9 cycles per pixel. Assembler: 2.0 cycles per pixel.
I think a lot but i can not solve it. Processing only Y axes in your article you was working with consecutive data. But how can i do this? To Cartesian coordinates from polar coordinates[font=arial, verdana, tahoma, sans-serif][size=3]
I[font="arial, verdana, tahoma, sans-serif"][size="3"]n my tran[/size][/font]sfromation there are cos and sin so there is no consecutive data on polar cood. side.