allow Retro-Ball playable without extra hardware

src/index/artwork.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11351411
+         !be24  11351923
          !le16     4515

src/index/attract.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11303295
+         !be24  11303807
          !le16     5257

src/index/cache00.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11244192
+         !be24  11244704
          !le16     3641

src/index/cache01.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11256858
+         !be24  11257370
          !le16     4018

src/index/cache10.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11272762
+         !be24  11273274
          !le16     5222

src/index/cache11.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11291115
+         !be24  11291627
          !le16     5814

src/index/coverfade.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11355926
+         !be24  11356438
          !le16      410

src/index/credits.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11356680
+         !be24  11357192
          !le16      448

src/index/decrunch.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11357128
+         !be24  11357640
          !le16      303

src/index/dfx.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11310698
+         !be24  11311210
          !le16     1242

src/index/dgr.fizzle.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11356412
+         !be24  11356924
          !le16       67

src/index/dgr.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11351352
+         !be24  11351864
          !le16       59

src/index/dhgr.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11349987
+         !be24  11350499
          !le16     1284

src/index/dtitle.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11335889
+         !be24  11336401
          !le16      502

src/index/fx.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11308552
+         !be24  11309064
          !le16     2146

src/index/gamehelp.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11312298
+         !be24  11312810
          !le16     6366

src/index/gr.fizzle.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11356336
+         !be24  11356848
          !le16       76

src/index/gr.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11351271
+         !be24  11351783
          !le16       81

src/index/helptext.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11356479
+         !be24  11356991
          !le16      201

src/index/hgr0.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11336391
+         !be24  11336903
          !le16     4428

src/index/hgr1.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11340819
+         !be24  11341331
          !le16     1562

src/index/hgr2.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11342381
+         !be24  11342893
          !le16     1040

src/index/hgr3.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11343421
+         !be24  11343933
          !le16     3237

src/index/hgr4.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11346658
+         !be24  11347170
          !le16     2764

src/index/hgr5.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11349422
+         !be24  11349934
          !le16      460

src/index/hgr6.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11349882
+         !be24  11350394
          !le16      105

src/index/joystick.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11357431
+         !be24  11357943
          !le16     2370

src/index/miniattract.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11323577
+         !be24  11324089
          !le16     6366

src/index/prelaunch.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11296929
+         !be24  11297441
          !le16     6366

src/index/res.cover.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  3657216
+         !be24  3657728
          !le16     8192

src/index/res.help.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  3673600
+         !be24  3674112
          !le16     8192

src/index/res.title.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  3665408
+         !be24  3665920
          !le16     8192

src/index/search00.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11235963
+         !be24  11236475
          !le16     8229

src/index/search01.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11247833
+         !be24  11248345
          !le16     9025

src/index/search10.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11260876
+         !be24  11261388
          !le16    11886

src/index/search11.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11277984
+         !be24  11278496
          !le16    13131

src/index/sfx.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11311940
+         !be24  11312452
          !le16      358

src/index/slideshow.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11318664
+         !be24  11319176
          !le16     4913

src/index/title.idx.a

@@ -4,5 +4,5 @@
 ; This file is automatically generated
 ;
          !byte 0
-         !be24  11329943
+         !be24  11330455
          !le16     5946

src/prelaunch/rb.a

@@ -0,0 +1,53 @@
+;license:MIT
+;(c) 2022 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH.INDEXED/RB",plain
+*=$106
+
+         !source "src/prelaunch/common.a"
+
+         +READ_RAM2_NO_WRITE
+
+         lda   WaitForVBL
+         cmp   #$60
+         beq   novbl1
+         jsr   EnableAccelerator
+         lda   #0
+         sta   $5FFC      ; enable our VBL
+
+novbl1
+         lda   #$4C
+         sta   $612F
+         lda   #<callback1
+         sta   $6130
+         lda   #>callback1
+         sta   $6131
+         jmp   $3FF8      ; decompress
+
+callback1
+         lda   WaitForVBL
+         cmp   #$60
+         beq   novbl2
+         lda   #$4C
+         sta   $14F9
+         lda   #<callback2
+         sta   $14FA
+         lda   #>callback2
+         sta   $14FB
+
+novbl2
+         lda   $C055
+         jsr   DisableAccelerator
+         +READ_ROM_NO_WRITE
+         rts
+
+callback2
+         +READ_RAM2_NO_WRITE
+         jsr   WaitForVBL
+         +READ_ROM_NO_WRITE
+         rts
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}