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Routines |
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Used by the routine at Action_Load.
Load a game position from tape and redraw the room.
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| LoadFromTape | 27100 | LD HL,25522 | Print LOADING. Start tape.. | |
| 27103 | CALL PrintStringAndANewline | |||
| 27106 | LD IX,25003 | The loaded game is written over the object locations. | ||
| 27110 | LD DE,180 | Load a data block of 180 bytes over the object locations. | ||
| 27113 | LD A,255 | |||
| 27115 | SCF | Ask the ROM to load the block rather than verify it. | ||
| 27116 | CALL 1366 | Call LD_BYTES. | ||
| 27119 | JR C,LoadFromTape_Step1 | Restore the saved bytes when the tape block has loaded. | ||
| 27121 | LD HL,25543 | Print Tape error.. | ||
| 27124 | CALL PrintStringAndANewline | |||
| 27127 | RET | Return. | ||
| LoadFromTape_Step1 | 27128 | LD A,(25308) | Fetch how many locations the save file stores. | |
| 27131 | OR A | Return if the save file stores no locations. | ||
| 27132 | RET Z | |||
| 27133 | LD B,A | Prepare to copy each saved location back into the game. | ||
| 27134 | LD IX,(25310) | |||
| 27138 | LD DE,25133 | |||
| 27141 | JR LoadFromTape_Step2 | |||
| LoadFromTape_Loop1 | 27143 | INC IX | Step to the next saved-location pointer. | |
| 27145 | INC IX | |||
| 27147 | INC DE | |||
| LoadFromTape_Step2 | 27148 | LD L,(IX+0) | Read the address of this saved location. | |
| 27151 | LD H,(IX+1) | |||
| 27154 | LD A,(DE) | Read the byte saved for that location. | ||
| 27155 | LD (HL),A | Write it back into the game. | ||
| 27156 | DJNZ LoadFromTape_Loop1 | Repeat for the remaining saved locations. | ||
| 27158 | LD E,0 | Show the room picture even if it has been seen before. | ||
| 27160 | CALL Handler_DisplayRoom | Call Handler_DisplayRoom to display the room. | ||
| 27163 | RET | Return. | ||
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