Added game reset

This commit is contained in:
Devine Lu Linvega 2021-11-02 14:04:26 -07:00
parent 1bf6eaeec0
commit a2f826121d
1 changed files with 93 additions and 51 deletions

View File

@ -10,10 +10,10 @@
%RTN { JMP2r }
%TOS { #00 SWP }
%SWP? { #01 JCN SWP }
%RTN? { #01 JCN RTN }
%BRK? { #01 JCN BRK }
%DEBUG { ;print-hex JSR2 #0a .Console/write DEO }
%DEBUG2 { SWP ;print-hex JSR2 ;print-hex JSR2 #0a .Console/write DEO }
%DIFFICULTY { #06 }
( devices )
@ -35,72 +35,89 @@
@apple
&x $1 &y $1
@snake
&direction $1 &length $1
&direction $1 &length $1 &dead $1
&x $1 &y $1
&tail
|0100 ( -> )
( theme )
#0f2f .System/r DEO2
#0ff2 .System/g DEO2
#0022 .System/b DEO2
#0f7e .System/r DEO2
#0fe6 .System/g DEO2
#0f62 .System/b DEO2
( vectors )
;on-frame .Screen/vector DEO2
;on-button .Controller/vector DEO2
( resize )
#00c0 .Screen/width DEO2
#00c8 .Screen/width DEO2
#0100 .Screen/height DEO2
( set arena )
.Screen/width DEI2 8// NIP .arena/w STZ
.Screen/height DEI2 8// NIP .arena/h STZ
( put snake )
.arena/w LDZ 2/ #01 - .snake/x STZ
.arena/h LDZ 2/ #01 - .snake/y STZ
;add-apple JSR2
;reset JSR2
BRK
@on-frame ( -> )
.arena/timer LDZ INC DUP .arena/timer STZ
#06 = BRK?
#00 ;draw-snake JSR2
;move JSR2
#02 ;draw-snake JSR2
DIFFICULTY = BRK?
( clear ) #00 ;draw-snake JSR2
( update ) ;move JSR2
( draw ) #02 .snake/dead LDZ + ;draw-snake JSR2
( score ) .snake/length LDZ #01 ;draw-score JSR2
( reset ) #00 .arena/timer STZ
BRK
@on-button ( -> )
.Controller/button DEI #04 SFT
DUP #00 = ,&skip JCN
.Controller/button DEI
DUP #08 ! ,&no-escape JCN
;reset JSR2
&no-escape
#04 SFT DUP #00 = ,&skip JCN
DUP .snake/direction STZ
&skip
POP
BRK
@reset ( -- )
#00 ;draw-snake JSR2
#00 ;draw-apple JSR2
.arena/w LDZ 2/ #01 - .snake/x STZ
.arena/h LDZ 2/ #01 - .snake/y STZ
#00 .snake/dead STZ
#00 .snake/length STZ
#00 .snake/direction STZ
#03 ;draw-snake JSR2
;add-apple JSR2
RTN
@move ( -- )
( tail )
.snake/x LDZ2 STH2
.snake/length LDZ #00
&loop
DUP 2* .snake/tail + LDZ2 STH2
SWP2r
DUP 2* .snake/tail + STH2r ROT STZ2
( pop ) DUP 2* .snake/tail + LDZ2 STH2 SWP2r
( push ) DUP 2* .snake/tail + STH2r ROT STZ2
INC GTHk ,&loop JCN
POP2
POP2r
.snake/dead LDZ #00 = RTN?
.snake/direction LDZ
DUP #01 ! ,&no-up JCN
.snake/y LDZ #01 -
@ -124,37 +141,42 @@ BRK
&no-right
POP
( detect collision )
.snake/x LDZ .apple/x LDZ ! ,&no-collision JCN
.snake/y LDZ .apple/y LDZ ! ,&no-collision JCN
( detect collision with apple )
.snake/x LDZ2 .apple/x LDZ2 [ ROT = ROT ROT = #0101 !! ] ,&no-collision-apple JCN
#00 ;draw-apple JSR2
.snake/length LDZ INC DUP DEBUG .snake/length STZ
.snake/length LDZ INC .snake/length STZ
;add-apple JSR2
;move JSR2
&no-collision
&no-collision-apple
.snake/length LDZ #01
&loop-body
( pop ) DUP 2* .snake/tail + LDZ2
.snake/x LDZ2 [ ROT = ROT ROT = #0101 !! ] ,&no-collision-body JCN
#01 .snake/dead STZ
#03 ;draw-snake JSR2
&no-collision-body
INC GTHk ,&loop-body JCN
POP2
RTN
@add-apple ( -- )
( seed )
.DateTime/hour DEI2 .DateTime/minute DEI2 MUL2 #1234 MUL2 +
.arena/w LDZ MOD .apple/x STZ
.DateTime/hour DEI2 .DateTime/minute DEI2 MUL2 #abcd MUL2 +
.arena/h LDZ MOD .apple/y STZ
#03 ;draw-apple JSR2
#83 ;draw-apple JSR2
RTN
@draw-snake ( color -- )
.snake/x LDZ TOS 8** .Screen/x DEO2
.snake/y LDZ TOS 8** .Screen/y DEO2
;snake-icns .Screen/addr DEO2
STHk .Screen/sprite DEO
STH
( draw tail )
;snake-icns .Screen/addr DEO2
.snake/length LDZ #00
&loop
DUP 2* .snake/tail + LDZ TOS 8** .Screen/x DEO2
@ -162,33 +184,53 @@ RTN
STHkr .Screen/sprite DEO
INC GTHk ,&loop JCN
POP2
POPr
( draw head )
.snake/x LDZ TOS 8** .Screen/x DEO2
.snake/y LDZ TOS 8** .Screen/y DEO2
;snake-icns/face .Screen/addr DEO2
STHr .Screen/sprite DEO
RTN
@draw-apple ( color -- )
.apple/x LDZ TOS 8** .Screen/x DEO2
.apple/y LDZ TOS 8** .Screen/y DEO2
;apple-icn .Screen/addr DEO2
;apple-chr .Screen/addr DEO2
.Screen/sprite DEO
RTN
RTN
@print-hex ( value -- )
@draw-score ( score color -- )
STHk #04 SFT ,&parse JSR .Console/write DEO
STHr #0f AND ,&parse JSR .Console/write DEO
RTN
&parse ( value -- char )
DUP #09 GTH ,&above JCN #30 ADD RTN &above #09 SUB #60 ADD RTN
STH
#0010 .Screen/x DEO2
#0010 .Screen/y DEO2
DUP #04 SFT TOS 8** ;font-hex ++ .Screen/addr DEO2
.Screen/x DEI2 #0008 ++ .Screen/x DEO2
( draw ) STHkr .Screen/sprite DEO
#0f AND TOS 8** ;font-hex ++ .Screen/addr DEO2
.Screen/x DEI2 #0008 ++ .Screen/x DEO2
( draw ) STHr .Screen/sprite DEO
RTN
( assets )
@snake-icns
ffff ffff ffff ffff
@apple-icn
ffff ffff ffff ffff
7eff ffff ffff ff7e
&face
7eff ffdb ffe7 ff7e
@apple-chr
0000 76ff ffff 7e3c
1008 0000 0000 0000
@font-hex ( 0-F )
007c 8282 8282 827c 0030 1010 1010 1010
007c 8202 7c80 80fe 007c 8202 1c02 827c
000c 1424 4484 fe04 00fe 8080 7c02 827c
007c 8280 fc82 827c 007c 8202 1e02 0202
007c 8282 7c82 827c 007c 8282 7e02 827c
007c 8202 7e82 827e 00fc 8282 fc82 82fc
007c 8280 8080 827c 00fc 8282 8282 82fc
007c 8280 f080 827c 007c 8280 f080 8080