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Elite on the BBC Micro

Text: fwl [Electron version]

Name: fwl [Show more] Type: Subroutine Category: Text Summary: Print fuel and cash levels
Context: See this subroutine in context in the source code References: This subroutine is called as follows: * TT213 calls fwl * TT27 calls fwl

Print control code 5 ("FUEL: ", fuel level, " LIGHT YEARS", newline, "CASH:", control code 0).
.fwl LDA #105 \ Print recursive token 105 ("FUEL") followed by a JSR TT68 \ colon LDX QQ14 \ Load the current fuel level from QQ14 SEC \ We want to print the fuel level with a decimal point, \ so set the C flag for pr2 to take as an argument JSR pr2 \ Call pr2, which prints the number in X to a width of \ 3 figures (i.e. in the format x.x, which will always \ be exactly 3 characters as the maximum fuel is 7.0) LDA #195 \ Print recursive token 35 ("LIGHT YEARS") followed by JSR plf \ a newline .PCASH LDA #119 \ Print recursive token 119 ("CASH:" then control code BNE TT27 \ 0, which prints cash levels, then " CR" and newline)