Routines
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62620: Wait till everyone has gone past the gate or the boys' skool door
Used by command list 76. Makes ALBERT wait at the skool gate or the boys' skool door until all the female characters are on the girls' side of the gate and all the male characters are to his left.
Input
H 205 (ALBERT)
62620 LD L,1 Point HL at byte 1 of ALBERT's buffer
62622 LD E,(HL) E=ALBERT's x-coordinate
62623 LD H,209 209=HAYLEY
62625 LD A,(HL) A=HAYLEY's x-coordinate
62626 LD H,182
62628 LD B,4 There are 4 little girls (183-186) who sometimes venture past the skool gate
62630 JR 62633
62632 LD A,(HL) A=girl's x-coordinate
62633 CP 136 Is this girl on the right side of the gate?
62635 RET C Return if not
62636 INC H Next girl
62637 DJNZ 62632 Jump back until HAYLEY and girls 1-4 have been checked
The female characters are safely on the right side of the gate. Now check the male characters.
62639 LD A,E A=ALBERT's x-coordinate
62640 SUB 2
62642 LD H,210 210=ERIC
62644 CP (HL) Is ERIC at least 2 spaces to the left of ALBERT?
62645 RET C Return if not
62646 LD H,193 193=little boy no. 4
62648 LD B,11 There are 7 little boys and 4 male teachers who may venture out of the boys' skool
62650 CP (HL) Is this character at least 2 spaces to the left of ALBERT?
62651 RET C Return if not
62652 INC H Next teacher or little boy
62653 DJNZ 62650 Jump back until little boys 4-10 and the male teachers have been checked
ERIC, the male teachers and all the little boys are safely to ALBERT's left. Now check the remaining boys.
62655 LD H,206 206=BOY WANDER
62657 LD B,3 3 main boys: BOY WANDER, ANGELFACE and EINSTEIN
62659 CP (HL) Is this character at least 2 spaces to the left of ALBERT?
62660 RET C Return if not
62661 INC H Next main boy
62662 DJNZ 62659 Jump back until the three main boys have been checked
62664 JP 25484 Move to the next command in the command list now it's safe to shut the gate or door
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