Main menu display speedup

2026-05-20 22:34:21 +02:00 · 2023-05-31 18:13:20 +02:00
parent de785b5fc3
commit 529f4db5f8
4 changed files with 3 additions and 2 deletions
@@ -579,7 +579,7 @@ EndPut4x4
 .proc ClearScreen
 ;--------------------------------------------------
    mwa #display temp
-    ldy #0
+Go    ldy #0
@     lda #$ff
      sta (temp),y
      inw temp
@@ -16,7 +16,8 @@
 ; - money each player has on the beginning of the game (moneyL i moneyH)
 ; - and I am sure maxwind, gravity, no_of_rounds in a game, speed of shell flight

-    jsr clearscreen   ;let the screen be clean
+    mwa #(display+40*140) temp  ; we only need to clear last 60 lines (faster)
+    jsr clearscreen.Go   ;let the screen be clean

    mwa #DisplayCopyRom temp
    mwa #display temp2