Hi all, DirectFB 1.1.1 on the AT91RM9200-EK board is very very slow !!! See the result of the bench "df_dok" :
*********************************************************************** ************************* df_dok bench output ************************* (...) Benchmarking 256x256 on 640x992 RGB16 (16bit)... Anti-aliased Text 37.000 secs ( 0.097 KChars/sec) [ 1.1%] Anti-aliased Text (blend) 94.516 secs ( 0.038 KChars/sec) [ 1.1%] Fill Rectangle 205.482 secs ( 0.031 MPixel/sec) [ 1.1%] Fill Rectangle (blend) 1009.029 secs ( 0.006 MPixel/sec) [ 1.1%] Fill Rectangles [10] 2048.188 secs ( 0.031 MPixel/sec) [ 1.1%] Fill Rectangles [10] (blend) 10133.451 secs ( 0.006 MPixel/sec) [ 1.1%] Fill Triangles 103.427 secs ( 0.031 MPixel/sec) [ 1.1%] Fill Triangles (blend) 506.233 secs ( 0.006 MPixel/sec) [ 1.1%] Draw Rectangle 6.164 secs ( 0.016 KRects/sec) [ 1.1%] Draw Rectangle (blend) 28.777 secs ( 0.003 KRects/sec) [ 1.1%] Draw Lines [10] 13.030 secs ( 0.076 KLines/sec) [ 1.1%] Draw Lines [10] (blend) 58.905 secs ( 0.016 KLines/sec) [ 1.1%] Fill Spans 208.233 secs ( 0.031 MPixel/sec) [ 1.1%] Fill Spans (blend) 1017.242 secs ( 0.006 MPixel/sec) [ 1.1%] Blit 517.863 secs ( 0.012 MPixel/sec) [ 1.1%] Blit 180 518.565 secs ( 0.012 MPixel/sec) [ 1.1%] Blit colorkeyed 311.694 secs ( 0.021 MPixel/sec) [ 1.1%] Blit with format conversion 222.640 secs ( 0.029 MPixel/sec) [ 1.1%] Blit with colorizing 496.614 secs ( 0.013 MPixel/sec) [ 1.1%] Blit from 32bit (blend) 1378.242 secs ( 0.004 MPixel/sec) [ 1.1%] Blit from 32bit (blend) with colorizing 1583.069 secs ( 0.004 MPixel/sec) [ 1.1%] Stretch Blit 8498.270 secs ( 0.038 MPixel/sec) [ 1.1%] Stretch Blit colorkeyed 18743.262 secs ( 0.017 MPixel/sec) [ 1.1%] *********************************************************************** Compare this to the same bench run on another arm based board : http://armadillo.atmark-techno.com/howto/directfb-build (at the bottom) What is the problem ? My board has no FPU, maybe DirectFB uses lots of float ? Cheers, Guillaume
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