automatic movement key

README.md

@@ -10,6 +10,7 @@
  - Click to pick up cards; release to drop them
  - Press *Esc* to restart the game
  - Press *Return* to print internal game state
+ - Press *Space* to automatically move "safe" cards to the foundation
 
 ## details
 
@@ -21,7 +22,8 @@ Currently *Kodiak* is very limited:
  - No scoring or timing
  - No music or animations
  - No splash screen
- - No buttons to restart or quit
+ - No on-screen buttons to restart or quit
+ - No options
 
 Future releases may relax some or all of these constraints.
 

kodiak.tal

@@ -6,8 +6,8 @@
 ( * music? )
 ( * save game file? stats? )
 ( * animations? flash stock when clicked? )
-( * moving/drawing near boundaries is weird )
 ( * sometimes movement feels stutter-y )
+( * automatically keeping @auto up-to-date is arguably better than recalculating )
 
 |00 @System     [ &vect $2 &expansion $2 &title $2 &metadata $2 &r $2 &g $2 &b $2 ]
 |10 @Console    [ &vect $2 &r $1 &exec $2 &mode $1 &dead $1 &exit $1 &w $1 ]
@@ -46,6 +46,7 @@
             &mouse-state $1 ( previous mouse state )
             &mouse-x $2     ( previous x-coordinate )
             &mouse-y $2 ]   ( previous y-coordinate )
+    @auto $4                ( sorted foundation for auto-move: C D S H )
 
 |0100
 
@@ -123,6 +124,7 @@
     .held #02 dump-mem
     .dragging #05 dump-mem
     .prev #06 dump-mem
+    .auto #04 dump-mem
     LIT "- .Console/w DEOk DEOk DEOk DEOk DEO
     #0a .Console/w DEO
     JMP2r
@@ -553,6 +555,59 @@
     &cancel                           ( i^ top^ row^ [n*] )
         POP2 POP POP2r #00 JMP2r      ( 0^ )
 
+@min ( x^ y^ -> min[x,y]^ )
+    LTHk JMP SWP POP JMP2r
+
+@check-auto ( card^ -> ok^ )
+    DUP #30 AND                 ( card^ suit^ )
+    #04 SFT .auto ADD LDZ INC   ( card^ base+1^ )
+    OVR #0f AND EQU ?&ok        ( card^ ; base+1=face? )
+    POP #00 JMP2r               ( 0^ )
+    &ok DUP #30 AND             ( card^ suit^ )
+    #04 SFT INC #03 AND         ( card^ alt1^ )
+    INCk INC #03 AND            ( card^ alt1^ alt2^ )
+    .auto ADD LDZ SWP           ( card^ face2^ alt1^ )
+    .auto ADD LDZ min           ( card^ min-face^ )
+    INC INC INC SWP #0f AND     ( min-face+3^ face^ )
+    GTH JMP2r                   ( min-face+3>face^ )
+
+@auto-move-col ( col^ -> ok^ )
+    DUP top-column LDZ                  ( col^ card^ )
+    DUP check-auto ?&ok !&done          ( col^ card^ )
+    &ok auto-dest STH top-column        ( src^ [dst^] )
+    LDZk STHr STZ remove-card #01 JMP2r ( 1^ )
+    &done POP2 #00 JMP2r                ( 0^ )
+
+@auto-dest ( card^ -> dst^ )
+    DUP #0f AND #01 EQU ?&aces  ( card^ )
+    #30 AND STH                       ( [suit^] )
+    .foundation #04 OVR ADD SWP       ( lim^ start^ [suit^] )
+    &loop LDZk #30 AND STHkr EQU ?&ok ( lim^ zp^ [suit^] )
+    INC GTHk ?&loop                   ( lim^ zp+1^ [suit^] )
+    &ok POPr NIP JMP2r                ( zp^ )
+    &aces                             ( card^ )
+    POP .foundation #04 OVR ADD SWP ( lim^ start^ )
+    &loop2 LDZk ?&next NIP JMP2r    ( zp^ )
+    &next INC GTHk ?&loop2          ( lim^ zp+1^ )
+
+@auto-move ( -> )
+    prepare-auto #0700                              ( lim^ col0^ )
+    &loop DUP auto-move-col ?&found INC GTHk ?&loop ( lim^ col+1^ )
+    POP2 draw JMP2r                                      ( ; FIXME )
+    &found POP2 !auto-move                          ( )
+
+@prepare-auto ( -> )
+    .auto #04 initialize        ( ; reset auto )
+    .foundation #04 OVR ADD SWP ( lim^ start^ )
+    &loop LDZk update-auto      ( lim^ pos^ )
+    INC GTHk ?&loop             ( lim^ pos+1^ )
+    POP2 JMP2r                  ()
+
+@update-auto ( card^ -> )
+    DUP ?&ok POP JMP2r          ( )
+    &ok DUP #30 AND             ( card^ suit^ )
+    #04 SFT .auto ADD           ( card^ zp^ )
+    SWP #0f AND SWP STZ JMP2r   ( ; zp<-face )
 
 @on-click-up ( -> )
     .Mouse/state DEI #ff EOR    ( not-state^ )
@@ -562,34 +617,17 @@
     JMP2r
 
 @on-key ( -> brk )
-    on-press on-release
+    on-press
     .Controller/button DEI .prev/button STZ
     BRK
 
 @on-release ( -> )
     JMP2r
-(    .Controller/button DEI #ff EOR ( not-button^ )
-    .prev/button LDZ AND           ( release^ )
-    DUP #00 EQU ?&skip
-    DUP #08 AND ?&start
-    &skip POP JMP2r
-    &start POP !draw-cards )
 
 @on-press ( -> )
-    .Controller/key DEI #0d EQU ?dump-state
-    .Controller/key DEI #1b EQU ?reset
+    .Controller/key DEI #0d EQU ?dump-state ( ; 0x0d: return )
+    .Controller/key DEI #1b EQU ?reset ( ; 0x1b: esc )
+    .Controller/key DEI #20 EQU ?auto-move ( ; 0x20: space )
     JMP2r
-(    .Controller/button DEI         ( button^ )
-    .prev/button LDZ #ff EOR AND   ( press^ )
-    DUP #00 EQU ?&skip
-    DUP #01 AND ?&ctrl
-    DUP #02 AND ?&alt
-    DUP #04 AND ?&select
-    DUP #08 AND ?&start
-    &skip POP JMP2r
-    &ctrl POP !try-to-flip
-    &alt POP !flip-all-cards
-    &select POP !randomize
-    &start POP !reset )
 
 ~cards.tal