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Elite on the BBC Micro

Version analysis of XX21

This code appears in the following versions (click to see it in the source code):

Code variations between these versions are shown below.

Name: XX21 Type: Variable Category: Drawing ships Summary: Ship blueprints lookup table Deep dive: Ship blueprints
.XX21

Code variation 1 of 2Related to a standard feature

The cassette version has 13 different ship types with 12 distinct designs, including the Coriolis space station; the Electron version has 11 ship types with 10 distinct designs; the disc version has 31 ship types with 29 distinct designs, including an additional space station, the Dodo; and the advanced versions have 33 ship types with 30 distinct designs, again including both station types.

Tap on a version to expand it, and tap it again to show to all variations.

Cassette

6502SP, Master

Electron

EQUW SHIP_SIDEWINDER \ 1 = Sidewinder EQUW SHIP_VIPER \ COPS = 2 = Viper EQUW SHIP_MAMBA \ 3 = Mamba EQUW SHIP_PYTHON \ 4 = Python EQUW SHIP_COBRA_MK_3 \ 5 = Cobra Mk III (bounty hunter) EQUW SHIP_THARGOID \ THG = 6 = Thargoid EQUW SHIP_COBRA_MK_3 \ CYL = 7 = Cobra Mk III (trader) EQUW SHIP_CORIOLIS \ SST = 8 = Coriolis space station EQUW SHIP_MISSILE \ MSL = 9 = Missile EQUW SHIP_ASTEROID \ AST = 10 = Asteroid EQUW SHIP_CANISTER \ OIL = 11 = Cargo canister EQUW SHIP_THARGON \ TGL = 12 = Thargon EQUW SHIP_ESCAPE_POD \ ESC = 13 = Escape pod
EQUW SHIP_MISSILE \ MSL = 1 = Missile EQUW SHIP_CORIOLIS \ SST = 2 = Coriolis space station EQUW SHIP_ESCAPE_POD \ ESC = 3 = Escape pod EQUW SHIP_PLATE \ PLT = 4 = Alloy plate EQUW SHIP_CANISTER \ OIL = 5 = Cargo canister EQUW SHIP_BOULDER \ 6 = Boulder EQUW SHIP_ASTEROID \ AST = 7 = Asteroid EQUW SHIP_SPLINTER \ SPL = 8 = Splinter EQUW SHIP_SHUTTLE \ SHU = 9 = Shuttle EQUW SHIP_TRANSPORTER \ 10 = Transporter EQUW SHIP_COBRA_MK_3 \ CYL = 11 = Cobra Mk III EQUW SHIP_PYTHON \ 12 = Python EQUW SHIP_BOA \ 13 = Boa EQUW SHIP_ANACONDA \ ANA = 14 = Anaconda EQUW SHIP_ROCK_HERMIT \ HER = 15 = Rock hermit (asteroid) EQUW SHIP_VIPER \ COPS = 16 = Viper EQUW SHIP_SIDEWINDER \ SH3 = 17 = Sidewinder EQUW SHIP_MAMBA \ 18 = Mamba EQUW SHIP_KRAIT \ KRA = 19 = Krait EQUW SHIP_ADDER \ ADA = 20 = Adder EQUW SHIP_GECKO \ 21 = Gecko EQUW SHIP_COBRA_MK_1 \ 22 = Cobra Mk I EQUW SHIP_WORM \ WRM = 23 = Worm EQUW SHIP_COBRA_MK_3_P \ CYL2 = 24 = Cobra Mk III (pirate) EQUW SHIP_ASP_MK_2 \ ASP = 25 = Asp Mk II EQUW SHIP_PYTHON_P \ 26 = Python (pirate) EQUW SHIP_FER_DE_LANCE \ 27 = Fer-de-lance EQUW SHIP_MORAY \ 28 = Moray EQUW SHIP_THARGOID \ THG = 29 = Thargoid EQUW SHIP_THARGON \ TGL = 30 = Thargon EQUW SHIP_CONSTRICTOR \ CON = 31 = Constrictor
EQUW SHIP_SIDEWINDER \ 1 = Sidewinder EQUW SHIP_VIPER \ COPS = 2 = Viper EQUW SHIP_MAMBA \ 3 = Mamba EQUW SHIP_PYTHON \ 4 = Python EQUW SHIP_COBRA_MK_3 \ 5 = Cobra Mk III (bounty hunter) EQUW SHIP_COBRA_MK_3 \ CYL = 6 = Cobra Mk III (trader) EQUW SHIP_CORIOLIS \ SST = 7 = Coriolis space station EQUW SHIP_MISSILE \ MSL = 8 = Missile EQUW SHIP_ASTEROID \ AST = 9 = Asteroid EQUW SHIP_CANISTER \ OIL = 10 = Cargo canister EQUW SHIP_ESCAPE_POD \ ESC = 11 = Escape pod

Code variation 2 of 2Related to the 6502SP version

The 6502SP version has an extra ship definition for the Elite logo that appears in the demo, but it doesn't turn up in-game, not surprisingly.

This variation is blank in the Cassette and Electron versions.

Tap on a version to expand it, and tap it again to show to all variations.

Master

6502SP

EQUW SHIP_COUGAR \ COU = 32 = Cougar EQUW SHIP_DODO \ DOD = 33 = Dodecahedron ("Dodo") space station
EQUW SHIP_LOGO \ LGO = 32 = The Elite logo EQUW SHIP_COUGAR \ COU = 33 = Cougar EQUW SHIP_DODO \ DOD = 34 = Dodecahedron ("Dodo") space station
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