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Elite on the BBC Micro

Maths (Geometry): FAROF [BBC Micro disc version, Flight]

Name: FAROF [Show more] Type: Subroutine Category: Maths (Geometry) Summary: Compare x_hi, y_hi and z_hi with 224
Context: See this subroutine in context in the source code References: This subroutine is called as follows: * Main flight loop (Part 12 of 16) calls FAROF

Compare x_hi, y_hi and z_hi with 224, and set the C flag if all three <= 224, otherwise clear the C flag. Returns: C flag Set if x_hi <= 224 and y_hi <= 224 and z_hi <= 224 Clear otherwise (i.e. if any one of them are bigger than 224)
.FAROF LDA #224 \ Set A = 224 and fall through into FAROF2 to do the \ comparison