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1981 1983 First version of 3D engine for MOS 6502 assembly language, first on the Commodore PET. Character based. 1986 1994 1998 1990 Moved over to Commodore 64 bit mapped and colour. Moved over to Macintosh. Enhanced 3D Engine, including basic texture mapping. Casady & Greene, ZOA. New 3D engine for MC68000, first on Atari ST. Reverse engineered 3D engine into C because of RISC architecture of PowerPC. 1997 Moved to QuickDraw 3D RAVE. Steve nixes QD3D. Moved to OpenGL. Casady & Greene, Zone Warrior. Tuesday, 5 February 13

The app history of Julian James

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The programming history that led to my current iPhone, iPad and Mac apps. Apollo Eagle : A simulation of the final twelve minutes of the landing of "Eagle", the Lunar Module from Apollo 11. (iPhone) Jupiter Atlas: Explore Jupiter's Galilean moons, Io, Europa, Ganymede and Callisto. Also shown as seen from Earth. (iPhone, iPad) Mars Atlas: Explore Mars. Also shown as seen from Earth. (iPhone, iPad, Mac) Mercury Atlas: Explore Mercury. Also shown as seen from Earth. (iPhone, iPad) Moon Atlas: A great tool for those who observe the Moon. Correct phase and libration are shown. (iPhone, iPad, Mac) Planisphere: A simple start charting app showing all naked eye stars, the Sun, Moon and planets. (iPhone, iPad) Saturn Atlas: Explore seven of Saturn's moons. Also shown as seen from Earth. (iPhone, iPad) Venus Atlas: Explore Venus. Also shown as seen from Earth. (iPhone, iPad) Zone Warrior: Originally a Mac game from the 90's. Defend your space station from alien attack! (iPhone)

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Page 1: The app history of Julian James

1981

1983

First version of 3D engine forMOS 6502 assembly language, first on the Commodore PET. Character based.

1986

1994

1998

1990

Moved over to Commodore 64bit mapped and colour.

Moved over to Macintosh. Enhanced3D Engine, including basic texture mapping. Casady & Greene, ZOA.

New 3D engine for MC68000,first on Atari ST.

Reverse engineered 3D engine intoC because of RISC architecture ofPowerPC.

1997 Moved to QuickDraw 3D RAVE.

Steve nixes QD3D. Moved to OpenGL. Casady & Greene, Zone Warrior.

Tuesday, 5 February 13

Page 2: The app history of Julian James

2006Continual updating as Mac OS X evolves. Switch from PowerPC toIntel.

2008iPhone OS X SDK ships. Zone Warrior in App Store 15/10/2008.

Today

2001 Move from System 9 to Mac OS X.

Tuesday, 5 February 13

Page 3: The app history of Julian James

iPad Launch video 2010

iPad Safari tutorial video 2010 Demo app in all of Apple’s retail stores worldwide 2011

Moon Atlas

Tuesday, 5 February 13