uxn-utils/gui/sixels/sixels.tal

40 lines
926 B
Tal

|00 @System &vector $2 &expansion $2 &wst $1 &rst $1 &metadata $2 &r $2 &g $2 &b $2 &debug $1 &state $1
|20 @Screen &vector $2 &width $2 &height $2 &auto $1 &pad $1 &x $2 &y $2 &addr $2 &pixel $1 &sprite $1
|0100
@on-reset ( -> )
#f07f .System/r DEO2
#f0d6 .System/g DEO2
#f0b2 .System/b DEO2
#0020 DUP2 .Screen/x DEO2
.Screen/y DEO2
#0050 DUP2 .Screen/width DEO2
.Screen/height DEO2
( | begin )
;sample <draw-sixels>
BRK
@<draw-sixels> ( data* -- )
[ LIT2 02 -Screen/auto ] DEO
.Screen/x DEI2 ,&anchor STR2
&w ( -- )
LDAk [ LIT "- ] NEQ ?{
[ LIT2 &anchor $2 ] .Screen/x DEO2
.Screen/y DEI2k #0006 ADD2 ROT DEO2
!& }
LDAk [ LIT "? ] SUB ,&t STR
#0600
&l ( -- )
[ LIT &t $1 ] OVR SFT #01 AND .Screen/pixel DEO
INC GTHk ?&l
POP2
( | advance )
.Screen/x DEI2k INC2 ROT DEO2
.Screen/y DEI2k #0006 SUB2 ROT DEO2
& INC2 LDAk ?&w
POP2 JMP2r
@sample [ "???owYn||~ywo??-?IRJaVNn^NVbJRI $1 ]