$VER: AnimPlayer V1.0 by Ray/Equinox 16/07/93 $VER: HardWeird V1.0 22/10/93 -= ANTIALIASED VECTORS =- THIS ROUTINE SHOWS AN ANTIALIASED 3D CYLINDER WITH JELLY MOVEMENTS. PRESS RIGHT MOUSE BUTTON TO FREEZE THIS PART, AND TAKE A CLOSER LOOK AT THE NICE 3-BITPLANES ANTIALIASING! THE ANTIALIASING WAS MADE USING GUPTA-SPROULLS TABLE OF INTENSITY ON A IMPROVED VERSION OF THE BRESENHAM LINE ALGORITHM. WHEN APPLYING SECOND-ORDER PARTIAL DIFFERENCES TO COMPUTE INCREMENTS IN THE DECISION VARIABLE, THE SLOPELOOP REQUIRES ONLY 4 CYCLE COMMANDS(EXCEPT FOR THE BRANCHES). THE CALCULATION OF THE CYLINDER WAS MADE AS IN REAL 3D, AND FOLLOWS THE REAL 3D PRIMITIVES FORMAT(EXCEPT FOR COG(CENTER OF GRAVITY), SIMPLY NO NEED FOR IT IN THIS PART!). FINALY THE JELLY-MOVEMENTS WAS MADE OUT OF A SIMPLE DUAL SINE AND IS NOT REALLY A GELEMOVEMENT, BUT A NICE SIMULATION ANYWAY.... (TEXT RESTARTS) -= 3D B-SPLINE WITH FLADDER =- OK, GENERALY SPEAKING THIS PART CONTAINS TWO PARAMETRIC BICUBIC CURVES IN 3D. THE GENERAL ROUTINE OF A PARAMETRIC BICUBIC CURVE NEEDS A 4X4 BASIS MATRIX, WHERE THE COEFFICIENTS OF THIS MATRIX DEFINES THE SHAPE OF THE CURVE OR SPLINE. E.G BEZIER CURVES, HERMIT CURVES, CATMULL-ROM SPLINE, B-SPLINE, BETA-SPLINE, ETC. IN THIS PARTICULAR ROUTINE IT'S SHOWS A UNIFORM NONRATIONAL B-SPLINE. THE FIRST OBJECT WAS MADE OUT OF 18 CONTROL POINTS AND 8 SEGMENTS BETWEEN ETCH KNOT, WITCH GIVES 18 * 8 = 144 POINTS IN 3D. THE LAST OBJECT (SORRY ABOUT THE UGLY OBJECTS!) CONCIST OF 12 CONTROLPOINT. THE FAST SPLINE DRAWING WAS MADE POSSIBLE USING FORWARD-DIFFERENCING, WITCH GIVES ONLY 9 ADDITIONS PER 3D POINT, AND JUST A FEW DIVS AND ADDS IN THE INITIALIZATION! (TEXT RESTARTS) -= FILLED BETA-SPLINE =- AS IN THE B-SPLINE PART THIS IS JUST ORDINARY PARAMETRIC BICUBIC 3D CURVES, EXCEPT THAT THIS ONE HAS TWO VARIABLES, BETA-1 AND BETA-2, IN THE 4X4 BASIS MATRIX OF THE SPLINE. TO CLOSE A SPLINE THE FIRST AND LAST CONTROL POINT MUST BE THE SAME. IN ADDITION WE NEED MULTIPLE CONTROL POINTS TO MOVE SOME PARTS, AND PARTICULARY THE KNOTS, CLOSER TO THE ACTUALLY PATH DEFIND BY THE CONTROL POINTS. BETA-1 AND BETA-2 ARE RELATIVES AGAINST THE CONVEX-HULL THAT DEFINES THE CLOSED CURVE. ALL THESE PHENOMENA ARE SHOWED IN THIS PART INCLUDING SOME SINE MOVEMENTS ON EACH CONTROL POINT. TO SEE THE CONTROLPOINTS AND THE CONVEX-HULL (DRAW BY PATTERN LINES), JUST PRESS RIGHT MOUSE BUTTON! (TEXT RESTARTS) -= SPHERE-MAPPING =- THIS ROUTINE SHOWS NON-LINEAR TRANSFORMATION TEXTURMAPPING APPLIED TO A SPHERE. THE TEXTURE IS DEFINED IN UV - SPACE, WHILE THE SPHERE IS DEFINED IN ORDINARY HOMOGENOUS COORDINATES. ON TOP OF THIS WE ANTIALIASE THE SPHERE AND THE TEXTUREMAP USING A WEIGHT-FILTER. THIS TAKES OF COURSE *SOME TIME* TO CALCULATE, SO WHAT YOU REALY SEE IS 90 FRAMES OF PRECALULATED STUFF....TEXT RESTARTS -= SPHERE-TRACER =- WELL, THIS ROUTINE SHOWS A 4 BITPLANES LOGO, THAT IS REFLECTED INTO TWO SPHERES. THE SPHERES ARE MOVED BY SOME SPLINE MOVEMENTS MADE IN OUR MOVEMENT CREATOR. NOTHING MORE TO SAY ABOUT THIS ONE....TEXT RESTARTS Welcome to a new EQUINOX intro! Programming: Vip'N'Ray Graphics: Nethead Mirador IceByte Music: Cyntex Hi-Version, Requires more than 1MEG! Release date: 26.10.93 Contact our new swappers... ELFIN lilleaasveien 11 3731 skien norway MESSIAH nordaastraet 60 5041 nordaas norway Jaolaoa! This is Nethead typing... I just want to say "yolla!" to these excellent hula-hula dancers: SOUL of lsd, LORD ZERO of (l)egend, CESIUM of balance and the twisted NIGHTGAUNT. I'd also like to greet all those i knew and swapped with during my time as a swapper - hope you're all having a great time! - Of course, a big "OY!" to all members of EQUINOX! Here's my address if anyone would like to contact me for interesting reasons: (preferably no swapping!) PER A. KOBBEVIK N-6440 ELNESVAAGEN Easy isn't it? zzzapp! Fake's pushing the keys.. I just want to say something to SOME of my very good friends... PRIDE of lemon. Hello pal, thanks for extremely nice letters! Take care dude! ZULU of cryptoburners. Hello my friend! Thanks alot for helping me out in mc68000! Write soon pal! FACET of lemon. Haellao! What's up? You promised me some gfx... Well, write soon pal! LIZARD of lemon. Hallo Magnar! Morsomt aa prate paa telefonen med deg! Hmm... sender du modulene dine snart? THE DUKE of abyss. Hello pal! Thanks for those long letters. Very interesting indeed! Write soon! LORD ZERO of Legend. - Hallo Stein! Hold Lord Sauron bak deg! Hvordan gaar det med "skjermen" din? Jeg stikker innom snart. CONE of trsi - Hello pal! How are you? Fine i hope... thanx for the cool sendings! SNORE of avalon. Hallo! Ha! Jeg slo deg i AIR HOCKEY! Vi snakkes. NIGHTGAUNT. Loyleloyl! Gleder meg til Call of Cuthulu! he he..! And of course "LOYLE" to all the mighty EQUINOXERS. OK, enough of this. If anyone wants to contact me - for PURE ELITE swapping - the address is: Kjetil Helle Blabaerstien 16 N-6440 Elnesvagen That's all! See you all in another EQUINOX production! $VER: MenuSystem V1.0 25/03/93 PRECALCULATING: RAYŠ