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Routines |
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Used by the routine at GameInitialisation.
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| StartGame | 25395 | LD HL,23796 | HL=1UP_Score | |
| 25398 | LD BC,24576 | BC=Platform_Buffer | ||
| 25401 | CALL ResetScreen_0 | |||
| 25404 | CALL ResetPlayers | |||
| 25407 | CALL 27019 | |||
| 25410 | CALL LevelNew | |||
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This entry point is used by the routine at 26981.
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| StartGame_0 | 25413 | LD SP,23792 | Change the stack pointer to High_Score | |
| 25416 | EI | Enable interrupts | ||
| 25417 | LD IX,23856 | IX=ActivePlayerRocket_State | ||
| 25421 | XOR A | Clear A (sets to $00) | ||
| 25422 | LD (24011),A | Writes A to ActiveAlien | ||
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This entry point is used by the routine at 26981.
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| StartGame_1 | 25425 | LD A,(23672) | Compare FRAMES and LastFrame. | |
| 25428 | LD C,A | |||
| 25429 | LD A,(24020) | |||
| 25432 | CP C | |||
| 25433 | CALL NZ,26981 | |||
| 25436 | LD HL,27048 | Stash 27048 on the stack. | ||
| 25439 | PUSH HL | |||
| 25440 | LD HL,25460 | HL=JumpTable. | ||
| 25443 | LD A,(IX+0) | |||
| 25446 | RLCA | A=A * 2. | ||
| 25447 | AND %01111110 | Keep only bits 1-6. | ||
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This entry point is used by the routine at 25752.
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| StartGame_2 | 25449 | LD C,A | Create an offset in BC. | |
| 25450 | LD B,0 | |||
| 25452 | ADD HL,BC | HL=the address held at JumpTable + offset. | ||
| 25453 | LD A,(HL) | |||
| 25454 | INC HL | |||
| 25455 | LD H,(HL) | |||
| 25456 | LD L,A | |||
| 25457 | JP 23728 | Jump to NMIADD which will jump to the address in HL. | ||
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View the equivalent code in;
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