Setup: NewGame

       Name: NewGame                                                 [Show more]
       Type: Subroutine
   Category: Setup
    Summary: Start a new game
    Context: See this subroutine in context in the source code
 References: This subroutine is called as follows:
             * AlienInAcornsville calls NewGame
             * Crash calls NewGame
             * MainLoop (Part 7 of 15) calls NewGame


.NewGame

 JSR ClearCanopy        \ Clear the canopy to black, leaving the canopy edges
                        \ alone

 JSR ResetVariables     \ Reset most variables to prepare for a new flight

 JSR UpdateKeyLogger    \ Scan for key presses and update the key logger

 JSR UpdateFlightModel  \ Process any key presses in the key logger and update
                        \ the matrices and flight model

 JSR ResetLineLists     \ Reset the line lists at linesToShow and linesToHide,
                        \ which will populate them with the correct lines to
                        \ show for the starting point on the runway

 JSR IndicatorF         \ Update the flaps indicator

 JSR IndicatorB         \ Update the brakes indicator

 LDA #%01000000         \ Set the 6522 User VIA auxiliary control register
 STA VIA+&6B            \ (SHEILA &6B) to %01000000 to disable the shift
                        \ register

 LDA #234               \ Set 6522 User VIA T1C-L timer 1 high-order counter
 STA VIA+&65            \ (SHEILA &65) to 234 to start the T1 counter
                        \ counting down at a rate of 1 MHz