Thread: Amiga Vs ST
View Single Post
Old 07 September 2014, 22:21   #432
Cyprian
Registered User

 
Join Date: Jul 2014
Location: Warsaw/Poland
Posts: 32
Quote:
Originally Posted by mc6809e View Post
The irritating thing about about these ST ports that use software area fill even on the Amiga version is that these software area fill algorithms mostly amount to drawing horizontal lines -- a task that's easy to set the blitter up for, and fast if you don't bother to actually use line mode. You can just set the blitter to copy a small segment of a previously stored 320 pixel horizontal line.
interesting point.
do you know how many blitter registers CPU have to write to do such a operation and how many cycles it eats?
Am I right that, you have to repeat that blitter init operation for each bitplane?
Cyprian is offline  
 
Page generated in 0.05259 seconds with 9 queries