return_of_samus:technical_information:screen_transitions
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| Both sides previous revisionPrevious revisionNext revision | Previous revisionNext revisionBoth sides next revision | ||
| return_of_samus:technical_information:screen_transitions [2018/12/27 07:17] – Document opcode 5 quantam | return_of_samus:technical_information:screen_transitions [2018/12/27 08:25] – Add more info about opcode 8 quantam | ||
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| Line 111: | Line 111: | ||
| For reference, the default starting values are $02 and $08. | For reference, the default starting values are $02 and $08. | ||
| - | ==== 7* - Unknown | + | ==== 7* - Exit Room After Last Boss Death ==== |
| - | + | ||
| - | Redraws the status bar and resets the window position. Perhaps used after exiting the queen fight. TODO: Verify | + | |
| + | This opcode is used only once, when leaving the last boss room after defeating her. It performs the following: | ||
| + | - Disable last boss flag (sets $D08B to 0) | ||
| + | - Resets the window position to (0, $88) (sets $FF4A and $FF4B to $88 and 7, respectively) | ||
| + | - Disables LCD interrupt from last boss fight | ||
| + | - Reloads the status bar into the window | ||
| ==== 8* - Transition to the Queen Fight ==== | ==== 8* - Transition to the Queen Fight ==== | ||
| Handles a lot of special stuff regarding the queen fight, but not everything. | Handles a lot of special stuff regarding the queen fight, but not everything. | ||
| + | Form: 8a bbbb cccc dddd eeee | ||
| + | a: Bank for current room ($F) | ||
| + | b: Scroll Y position ($F48) | ||
| + | c: Scroll X position ($EAE) | ||
| + | d: Samus Y position ($F02) | ||
| + | e: Samus X position ($EDE) | ||
| ==== 9* - Conditional Operator ==== | ==== 9* - Conditional Operator ==== | ||
return_of_samus/technical_information/screen_transitions.txt · Last modified: 2023/07/02 17:36 by rt-55j
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