On 05/18/11 04:22, shen yue wrote: > hi all: > i have been reading directfb source code for a while, and still have > problems on understanding the genefx part. here is my question: > according to the comments , the author is trying to emulate a gpu, > but i have no knowledge on that, can someone give me some hint on how genefx > works > or some infor-source on how gpu works? > i examined the _GenefxState struct , and knowing Aop and Bop are > some kind of operands , could someone expain the exact meaning of these > operands, > are they like registors in a cpu? ( i know something about the cpu )? what > about the GenefxAccumulator? > > > thanks in advance i just want to know the details, thanks for your time,
Did you find the following diagram? http://git.directfb.org/?p=core/DirectFB.git;a=blob;f=docs/GeneFX.pdf;h=6d16812a71fd0a40e0de1e62745029ce7ee0802b;hb=HEAD It is not quite self explaining, but might help you in company with the source code study! -- Best regards, Denis Oliver Kropp .------------------------------------------. | DirectFB - Hardware accelerated graphics | | http://www.directfb.org/ | "------------------------------------------" _______________________________________________ directfb-users mailing list directfb-users@directfb.org http://mail.directfb.org/cgi-bin/mailman/listinfo/directfb-users