Main loop: MainLoop (Part 3 of 15)

       Name: MainLoop (Part 3 of 15)                                 [Show more]
       Type: Subroutine
   Category: Main loop
    Summary: Make the sound of firing, if appropriate
  Deep dive: Program flow of the main game loop
    Context: See this subroutine in context in the source code
 References: No direct references to this subroutine in this source file


 LDA firingStatus       \ If firingStatus is zero then there are no bullets in
 BEQ main5              \ the air, so jump to main5 to skip updating the bullet
                        \ positions

 JSR UpdateBullets      \ Update the bullet positions

 LDA gunSoundCounter    \ If gunSoundCounter = 0 then we don't have any gun
 BEQ main5              \ firing sounds to make, so jump to main5 to skip the
                        \ gun sounds code

 DEC gunSoundCounter    \ Decrement the sound counter in gunSoundCounter

 LDA #6                 \ Make sound #6, the sound of our guns firing
 JSR MakeSound