![]() ![]() 34 clocks was way more than needed for 2D bitblt (e.g. In the 90s we got to the point where you had a pentium processor at 66 Mhz (woo!) At that point your 66Mhz / 320 (height) / 200 (width) / 30 (fps) gave you 34 clocks per pixel. ![]() The led to games like donkey kong where there was a static world and only a few elements updated. So you had to do stuff like only redraw the part of the screen that moved. Before the 90s it was hard to even update all pixels on a 320x200x8bit (i.e. We thought about things in terms of how many instructions per pixel per frame we could afford to spend.
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