Routines
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64594: Print High Score
Used by the routine at Print_AuthorByline.
Checks if the current score is a new high score, and if so, copies it to the high score storage. Then prints the high score label and value to the screen.
Compare the current score with the stored high score, byte by byte (most significant digit first).
Print_HighScore 64594 LD HL,26668 Point HL at 26668 (the last digit of the current score).
PrintHighScore_Compare 64597 LD B,7 Set a counter in B for 7 digits to compare.
PrintHighScore_ComparePointer 64599 LD DE,64685 Point DE at 64685 (the last digit of the stored high score).
PrintHighScore_CompareLoop 64602 LD A,(DE) Fetch a digit from the stored high score.
PrintHighScore_CompareDigit 64603 CP (HL) Jump to PrintHighScore_NextDigit if the high score digit is equal to the same digit of the current score.
64604 JR Z,PrintHighScore_NextDigit
64606 JR NC,PrintHighScore_Display Jump to PrintHighScore_Display if the high score digit is greater than or equal to the same digit of the current score.
64608 JR C,PrintHighScore_NewHighScore Jump to PrintHighScore_NewHighScore if the high score digit is less than the same digit of the current score.
PrintHighScore_NextDigit 64610 DEC HL Move to the next digit in the current score.
PrintHighScore_NextScoreDigit 64611 DEC DE Move to the next digit in the high score.
64612 DJNZ PrintHighScore_CompareLoop Decrease the digit counter by one and loop back to PrintHighScore_CompareLoop until all 7 digits have been compared.
All digits matched so scores are equal, so no update needed.
64614 JR PrintHighScore_Display Jump to PrintHighScore_Display.
New high score so copy the current score over the stored high score.
PrintHighScore_NewHighScore 64616 LD HL,26661 Copy 0007 bytes of data from *CurrentScore to *HighScore.
64619 LD DE,64678
64622 LD BC,7
64625 LDIR
Print the high score label and value to the screen buffer.
PrintHighScore_Display 64627 LD HL,20647 HL=20647 (screen buffer location).
64630 LD B,12 Set a counter in B for 12 characters to print to the screen buffer.
64632 LD DE,64665 DE=Messaging_HighScore.
64635 CALL PrintMessage_Loop Call PrintMessage_Loop.
64638 LD IX,64678 IX=HighScore.
64642 LD BC,7 HL+=0007.
64645 ADD HL,BC
64646 CALL PrintScore Call PrintScore.
This entry point is used by the routine at Print_AuthorByline.
Reset the current score to zero and return to the game flow.
PrintHighScore_ResetScore 64649 LD HL,26661 Clear 0010 bytes of data from *CurrentScore onwards.
64652 LD (HL),0
64654 LD DE,26662
64657 LD BC,10
64660 LDIR
64662 JP PlaySound_NextLevelJingle Jump to PlaySound_NextLevelJingle.
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