2014/10/15 下午 10:14:28

iphone Programming Glossary: stepwisedrawing

Mysterious “progressive slowing” problem in run loop / drawRect

http://stackoverflow.com/questions/4786754/mysterious-progressive-slowing-problem-in-run-loop-drawrect

Here is an extremely trivial extremely easy to understand app that demos the problem http www.fileswap.com dl p8lU3gAi stepwiseDrawingV2.zip.html Output example below. Does anyone know why this happens It is very strange behaviour from the OS. Later ... an.. weirder results. Although Felz has given a perfect working answer the actual mechanism is still a mystery. 26 56.697 stepwiseDrawing 5334 1a03 time difference was 0 26 56.707 stepwiseDrawing 5334 1a03 time difference was 10 26 56.717 stepwiseDrawing 5334.. answer the actual mechanism is still a mystery. 26 56.697 stepwiseDrawing 5334 1a03 time difference was 0 26 56.707 stepwiseDrawing 5334 1a03 time difference was 10 26 56.717 stepwiseDrawing 5334 1a03 time difference was 10 26 56.744 stepwiseDrawing 5334..