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Elite on the BBC Micro and NES

Start and end: BR1 (Part 2 of 2)

[BBC Master version]

Name: BR1 (Part 2 of 2) [Show more] Type: Subroutine Category: Start and end Summary: Show the "Press Fire or Space, Commander" screen and start the game
Context: See this subroutine in context in the source code Variations: See code variations for this subroutine in the different versions References: No direct references to this subroutine in this source file

BRKV is set to point to BR1 by the loading process.
JSR msblob \ Reset the dashboard's missile indicators so none of \ them are targeted LDA #7 \ Call TITLE to show a rotating Cougar (#COU) and token LDX #COU \ 7 ("PRESS SPACE OR FIRE,{single cap}COMMANDER.{cr} LDY #100 \ {cr}"), with the ship at a distance of 100, returning JSR TITLE \ with the internal number of the key pressed in A JSR ping \ Set the target system coordinates (QQ9, QQ10) to the \ current system coordinates (QQ0, QQ1) we just loaded JSR TT111 \ Select the system closest to galactic coordinates \ (QQ9, QQ10) JSR jmp \ Set the current system to the selected system LDX #5 \ We now want to copy the seeds for the selected system \ in QQ15 into QQ2, where we store the seeds for the \ current system, so set up a counter in X for copying \ 6 bytes (for three 16-bit seeds) \ The label below is called likeTT112 because this code \ is almost identical to the TT112 loop in the hyp1 \ routine .likeTT112 LDA QQ15,X \ Copy the X-th byte in QQ15 to the X-th byte in QQ2 STA QQ2,X DEX \ Decrement the counter BPL likeTT112 \ Loop back to likeTT112 if we still have more bytes to \ copy INX \ Set X = 0 (as we ended the above loop with X = &FF) STX EV \ Set EV, the extra vessels spawning counter, to 0, as \ we are entering a new system with no extra vessels \ spawned LDA QQ3 \ Set the current system's economy in QQ28 to the STA QQ28 \ selected system's economy from QQ3 LDA QQ5 \ Set the current system's tech level in tek to the STA tek \ selected system's economy from QQ5 LDA QQ4 \ Set the current system's government in gov to the STA gov \ selected system's government from QQ4 \ Fall through into the docking bay routine below