mh se prhzw allo: epimenw gia to undraw/draw stuff...
Back to consoles. O tropos pou tha programmatiseis to xbox einai diaforetikos apo ayton pou tha programmatiseis to pc. Den mporeis na mhn laveis ypopsin sou to RISC tou PowerPC h thn endianess.
KATHGORHMATIKA oxi. remember: de grafeis assembly. grafeis medium (kuriws) level glwssa. to endianess metraei an 8es me kapoio sniffer na kaneis analyze ta paketa tou diktuou (p.x. gia debugging). apo kei kai pera sthn game engine auth ka8eauth de metraei. me alla logia an 8es na fortwseis mia png eikona, to 8ema tou endianess to analambanei h ekastote library (p.x. devIL).
epishs, to oti o ppc enai risc gia ton application programmer den paizei rolo. gia sena h diafora sto instruction set einai transparent (einai ka8ara 8ema compiler pou 8a bgalei kai ton antikeimeniko kwdika). twra an 8es na xrhsimopoihseis sugkekrimena extensions tou compiler gia th sugkekrimenh arxitektonikh 'h an 8es na grayeis inline assembly ston kwdika sou to 8ema allazei. omws, auto ginetai se polu liga shmeia tou kwdika (p.x. gia kanena grhgoro hack sto slerp (gia animation kuriws - h hackia xreiazetai gia na upologizeis thn arctan 'h to arccos (analoga thn ulopoihsh) kai suxna ginetai me "ntoparismeno" nlerp anti gia slerp, opote de xreaizesai arctan/arccos) 'h gia kanena grhgoro upologismo 1/x, sqrt(X) (me newton/raphson apo ari8mhtikh analush kai hard-coded values) etc). omws, akoma kai auta siga-siga ekleipoun apo modernes game engines...
kai mhn 3exnas oti to xbox1 eixe pentium3. pantws, siga siga kai to development sto ps3 "omalopoieitai". malista, o carmack sthn kainouria mhxanh (tech5) isxurizetai oti allazontas 1 mono #define (kai me recompile ennoeitai) bgazei kwdika gia pc, xbox, ps3, mac _xwris_ kamia allh allagh. ara, osoi xrhsimopoioun th mhxanh tou me ena recompile kai mia allagh se ena .h exoun binary kai gia allh platforma!
Vriskw ton 68K poly pio endiaferon gia ayta
se paw polu re magkith! egw apo tote pou efuga apo agglia ta parathsa auta (do3asmenh .s extension! twra eimai pia asxetos! katantia!) kai emple3a me ta xazokoutia, ta pcs. to mona pou me ekanan na 3ananiwsw htan to opengl kai to gnu/linux (kai to gnu/hurd otan bgei! to eixa kanei install se ena pc, alla fantasou oti tote akoma den eixe thread library kai kat' epektash oute X oute tipote!)...
ena thread me titlo: Unplayable crap analysis
xaxa! kai sketo to "crap analysis" 8a ekane mia xara!!!
poutsoklis -- there are 10 kinds of people - those who understand binary and those who don't
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pali problhma me unwanted emoticons! damn!
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