some cheats

src/prelaunch/aquatron.a

@@ -0,0 +1,29 @@
+;license:MIT
+;(c) 2020 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/AQUATRON",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #>(callback - 1)
+         sta   $5FC3
+         lda   #<(callback - 1)
+         sta   $5FC6
+         jmp   $59C2      ; decompress
+
+callback
+         +GET_MACHINE_STATUS
+         and   #CHEATS_ENABLED
+         beq   +
+         lda   #$ad
+         sta   $7696      ; patch - don't decrease lives
++
+         +DISABLE_ACCEL
+         jmp   $400
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}

src/prelaunch/crazy.mazey.a

@@ -0,0 +1,28 @@
+;license:MIT
+;(c) 2020 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/CRAZY.MAZEY",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $3F0B
+         jsr   $3E47      ; decompress
+         +GET_MACHINE_STATUS
+         and   #CHEATS_ENABLED
+         beq   +
+         lda   #$ad
+         sta   $EC2       ; patch - don't decrease lives
+         sta   $F16       ; patch - don't erase sprite
+         sta   $F19       ; patch - don't erase sprite
+         sta   $F1C       ; patch - don't erase sprite
+         sta   $1105      ; patch - don't increase lives
++        +DISABLE_ACCEL
+         jmp   $50E0
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}

src/prelaunch/dino.eggs.a

@@ -0,0 +1,24 @@
+;license:MIT
+;(c) 2020 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/DINO.EGGS",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $2186
+         jsr   $2100      ; decompress
+         +GET_MACHINE_STATUS
+         and   #CHEATS_ENABLED
+         beq   +
+         lda   #$ad
+         sta   $1895      ; patch - don't decrease lives
++        +DISABLE_ACCEL
+         jmp   $A892
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}

src/prelaunch/frogger.a

@@ -0,0 +1,30 @@
+;license:MIT
+;(c) 2020 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/FROGGER",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #<callback
+         sta   $3EFF
+         lda   #>callback
+         sta   $3F00
+         jmp   $3ED9      ; decompress
+
+callback
+         jsr   $BF00
+         +GET_MACHINE_STATUS
+         and   #CHEATS_ENABLED
+         beq   +
+         lda   #$ad
+         sta   $48B0      ; patch - don't decrease lives
+         sta   $48CD      ; patch - don't erase sprite
++        +DISABLE_ACCEL
+         rts
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}

src/prelaunch/frogger.ii.a

@@ -0,0 +1,46 @@
+;license:MIT
+;(c) 2020 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/FROGGER.II",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $6068
+         jsr   $6000      ; decompress
+         lda   #$4C
+         sta   $B04A
+         lda   #<callback
+         sta   $B04B
+         lda   #>callback
+         sta   $B04C
+         +DISABLE_ACCEL
+         jmp   $800
+
+callback
+         +ENABLE_ACCEL
+         +GET_MACHINE_STATUS
+         and   #CHEATS_ENABLED
+         beq   +
+         jsr   $B050
+         ldx   #$A5
+         lda   $B158
+         cmp   #$30
+         bne   +
+         stx   $A1C8      ; patch - don't decrease lives
+         bne   ++
++        cmp   #$31
+         bne   +
+         lda   #$BD
+         sta   $FB3       ; patch - don't decrease lives
+         bne   ++
++        stx   $9A35      ; patch - don't decrease lives
+++       +DISABLE_ACCEL
+         jmp   ($B04E)
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}

src/prelaunch/galaxy.gates.a

@@ -0,0 +1,26 @@
+;license:MIT
+;(c) 2020 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/GALAXY.GATES",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $6013
+         jsr   $6000      ; decompress
+
+         +GET_MACHINE_STATUS
+         and   #CHEATS_ENABLED
+         beq   +
+         lda   #$A5
+         sta   $20F3      ; patch - don't decrease lives
+         sta   $20BB      ; patch - don't increase lives
++        +DISABLE_ACCEL
+         jmp   $3A00
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}

src/prelaunch/guardian.a

@@ -0,0 +1,25 @@
+;license:MIT
+;(c) 2020 by qkumba
+
+!cpu 6502
+!to "build/PRELAUNCH/GUARDIAN",plain
+*=$106
+
+    !source "src/prelaunch/common.a"
+
+         +ENABLE_ACCEL
+         lda   #$60
+         sta   $934F
+         jsr   $7400      ; decompress
+
+         +GET_MACHINE_STATUS
+         and   #CHEATS_ENABLED
+         beq   +
+         lda   #$AD
+         sta   $5799      ; patch - don't decrease lives
++        +DISABLE_ACCEL
+         jmp   $4000
+
+!if * > $1C0 {
+  !error "code is too large, ends at ", *
+}