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Routines |
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Used by the routine at GameLoop.
Turns the verb and noun into a movement or a scripted action. PUSH, PULL, ROLL or MOVE with CURTAINS is rewritten to noun 2B. WET, COOL, DAMP or SOAK is refused, except with the robe, the door or the running water.
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Curtains are a special noun for the pushing verbs.
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| ObeyCommand | 5F21 | CP $1B | Verb 1B (PUSH, PULL, ROLL or MOVE) continues. | |
| 5F23 | JR NZ,ObeyCommand_Move | |||
| 5F25 | LD A,($5B80) | Noun 85 (CURTAINS) continues. | ||
| 5F28 | CP $85 | |||
| 5F2A | JR NZ,ObeyCommand_Move | |||
| 5F2C | LD A,$2B | That pair becomes noun 2B. | ||
| 5F2E | LD ($5B80),A | |||
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A movement that matches an exit changes the room and skips the scripts.
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| ObeyCommand_Move | 5F31 | CALL TakeExit | Call TakeExit to take an exit in the direction just typed. | |
| 5F34 | LD A,($5B7A) | A matched exit is remembered as a room change, and the scripts are not run. | ||
| 5F37 | LD ($5B95),A | |||
| 5F3A | OR A | |||
| 5F3B | JR NZ,GameLoop_Act | |||
| 5F3D | CALL RunScripts | Call RunScripts to run the ordinary command scripts. | ||
| 5F40 | LD A,($5B79) | Jump to ObeyCommand_Wet when no script line matched. | ||
| 5F43 | OR A | |||
| 5F44 | JR Z,ObeyCommand_Wet | |||
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This entry point is used by the routine at GameLoop.
A script asked for the location to be reconsidered several times.
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| ObeyCommand_Repeat | 5F46 | LD A,($5D8E) | Jump to GameLoop_Act once the repeat count has run out. | |
| 5F49 | OR A | |||
| 5F4A | JR Z,GameLoop_Act | |||
| 5F4C | XOR A | Run the high-priority scripts again without keeping the old room-changed flag. | ||
| 5F4D | LD ($5B95),A | |||
| 5F50 | CALL RunPriorityScripts | |||
| 5F53 | LD A,($5B95) | |||
| 5F56 | OR A | |||
| 5F57 | JR Z,ObeyCommand_Redraw | |||
| 5F59 | CALL DescribeLocation | Call DescribeLocation when those scripts moved the player. | ||
| ObeyCommand_Redraw | 5F5C | CALL DrawRoomOnce | Redraw, then count down one repeat. | |
| 5F5F | LD HL,$5D8E | |||
| 5F62 | DEC (HL) | |||
| 5F63 | JR ObeyCommand_Repeat | |||
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WET, COOL, DAMP or SOAK only works on the robe, the door or the running water.
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| ObeyCommand_Wet | 5F65 | LD A,($5B7F) | Only verb 1C (WET, COOL, DAMP or SOAK) continues. | |
| 5F68 | CP $1C | |||
| 5F6A | JR NZ,RefuseCommand | |||
| 5F6C | LD A,($5B80) | The robe, noun B8, is allowed. | ||
| 5F6F | CP $B8 | |||
| 5F71 | JR Z,RefuseCommand | |||
| 5F73 | CP $DE | The running water, noun DE, is allowed. | ||
| 5F75 | JR Z,RefuseCommand | |||
| 5F77 | CP $D1 | The door, noun D1, is allowed. | ||
| 5F79 | JR Z,RefuseCommand | |||
| 5F7B | LD HL,$5F8F | The sentence at AbsorbWater is 1B characters. | ||
| 5F7E | LD B,$1B | |||
| ObeyCommand_Water | 5F80 | LD A,(HL) | Print one character of it. | |
| 5F81 | CALL PlotCharacter | |||
| 5F84 | INC HL | |||
| 5F85 | DJNZ ObeyCommand_Water | |||
| 5F87 | LD A,$0D | Finish that sentence with ENTER and take another turn. | ||
| 5F89 | CALL PlotCharacter | |||
| 5F8C | JP GameLoop_Act | |||
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