mirror of https://git.sr.ht/~rabbits/uxn
66 lines
1.5 KiB
Plaintext
66 lines
1.5 KiB
Plaintext
;scroll { x 2 y 2 wait 1 }
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( devices )
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|0100 ;System { vector 2 pad 6 r 2 g 2 b 2 }
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|0110 ;Console { vector 2 pad 6 char 1 byte 1 short 2 string 2 }
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|0120 ;Screen { vector 2 width 2 height 2 pad 2 x 2 y 2 addr 2 color 1 }
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|0130 ;Audio { wave 2 envelope 2 pad 4 volume 1 pitch 1 play 1 value 2 delay 2 finish 1 }
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|0140 ;Controller { vector 2 button 1 key 1 }
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|0160 ;Mouse { vector 2 x 2 y 2 state 1 chord 1 }
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|0170 ;File { vector 2 success 2 offset 2 pad 2 name 2 length 2 load 2 save 2 }
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|01a0 ;DateTime { year 2 month 1 day 1 hour 1 minute 1 second 1 dotw 1 doty 2 isdst 1 refresh 1 }
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|0200
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#90ff =System.r #9000 =System.g #900f =System.b
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#08e0 ~Screen.width #0001 SFT2 SUB2 =scroll.x
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#09b0 =scroll.y
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,frame =Screen.vector
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#30 =scroll.wait
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BRK
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@frame ( -> )
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#ffff
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$loop
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DUP2 ^row JSR
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#0001 ADD2
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DUP2 ~Screen.height LTH2 ^$loop JNZ
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POP2
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~scroll.wait ^$noscroll JNZ
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~scroll.y #0001 ADD2 =scroll.y
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BRK
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$noscroll
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~scroll.wait #01 SUB =scroll.wait
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BRK
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@row ( y* -- )
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DUP2 =Screen.y
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~scroll.y ADD2
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~Screen.width
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$loop
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#0001 SUB2
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OVR2 OVR2 ~scroll.x ADD2 EOR2 DUP2 #0013 DIV2 #0013 MUL2 SUB2
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DUP #00 EQU ^$draw JNZ
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DUP #05 EQU ^$draw JNZ
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POP2
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$rest
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DUP2 ORA ^$loop JNZ
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POP2 POP2
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JMP2r
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#15 =Screen.color
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JMP2r
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$draw
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OVR2 =Screen.x
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#05 ADD =Screen.color
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~Screen.y
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DUP2 #0001 ADD2 =Screen.y
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#00 =Screen.color
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=Screen.y
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POP
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^$rest JMP
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