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(snake) Improved movement

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This commit is contained in:
Devine Lu Linvega 2024-03-24 11:09:33 -07:00
parent 852e34c304
commit 5cf69a2659
1 changed files with 10 additions and 10 deletions
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20
projects/examples/demos/snake.tal
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@ -63,17 +63,17 @@
!<add-apple>
@<move> ( -- )
( | tail )
.snake/pos LDZ2 STH2
( | copy tail )
[ LITr -snake/pos ] LDZ2r
.snake/length LDZ #00
&>loop ( -- )
( pop ) DUPk ADD .snake/tail ADD LDZ2 STH2
SWP2r
( push ) DUPk ADD .snake/tail ADD STH2r ROT STZ2
DUPk ADD .snake/tail ADD LDZ2k STH2
SWP2r STH2r ROT STZ2
INC GTHk ?&>loop
POP2 POP2r
( ) .snake/dead LDZ #00 [ EQU JMP JMP2r ]
( ) .snake/direction LDZ DUP #01 NEQ ?{
( ) .snake/dead LDZ ?&end
.snake/direction LDZ
( ) DUP #01 NEQ ?{
.snake/y LDZ #01 SUB .arena/h LDZ [ LTHk JMP SWP POP ] .snake/y STZ }
DUP #02 NEQ ?{
.snake/y LDZ INC .arena/h LDZ DIVk MUL SUB .snake/y STZ }
@ -85,9 +85,9 @@
( | detect collision with apple )
.snake/pos LDZ2 .apple/pos LDZ2 NEQ2 ?{
#00 <draw-apple>
.snake/length LDZ INC .snake/length STZ
.snake/length LDZk INC SWP STZ
<add-apple>
<move> }
!<move> }
( | detect collision with body )
.snake/length LDZ #01
&>loop-body ( -- )
@ -95,7 +95,7 @@
[ LIT2 01 -snake/dead ] STZ
#03 <draw-snake> }
INC GTHk ?&>loop-body
POP2 JMP2r
POP2 &end JMP2r
@<add-apple> ( -- )
.DateTime/hour DEI2 .DateTime/minute DEI2 MUL2