mirror of https://git.sr.ht/~rabbits/uxn
78 lines
1.8 KiB
Tal
78 lines
1.8 KiB
Tal
( GUI Animation )
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%2// { #01 SFT2 }
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( devices )
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|00 @System [ &vector $2 &pad $6 &r $2 &g $2 &b $2 ]
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|20 @Screen [ &vector $2 &width $2 &height $2 &pad $2 &x $2 &y $2 &addr $2 &color $1 ]
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|0000
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@dvd [ &x $2 &y $2 &dx $1 &dy $1 ]
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( program )
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|0100 ( -> )
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( theme )
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#4cfd .System/r DEO2
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#4cf3 .System/g DEO2
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#dcf2 .System/b DEO2
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( vectors )
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;on-frame .Screen/vector DEO2
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( starting position )
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.Screen/width DEI2 2// .dvd/x STZ2
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.Screen/height DEI2 2// .dvd/y STZ2
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#21 ;draw-dvd JSR2
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BRK
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@on-frame ( -> )
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( clear ) #20 ;draw-dvd JSR2
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( case: hit-right ) .dvd/x LDZ2 .Screen/width DEI2 #0020 SUB2 EQU2
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( case: hit-left ) .dvd/x LDZ2 #0000 EQU2
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#0000 EQU2 ,&no-flipx JCN
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.dvd/dx LDZ #00 EQU .dvd/dx STZ &no-flipx
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( case: hit-bottom ) .dvd/y LDZ2 .Screen/height DEI2 #0010 SUB2 EQU2
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( case: hit-top ) .dvd/y LDZ2 #0000 EQU2
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#0000 EQU2 ,&no-flipy JCN
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.dvd/dy LDZ #00 EQU .dvd/dy STZ &no-flipy
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( incr ) .dvd/x LDZ2 #0001 #00 .dvd/dx LDZ #00 EQU #fffe MUL2 ADD2 ADD2 .dvd/x STZ2
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( incr ) .dvd/y LDZ2 #0001 #00 .dvd/dy LDZ #00 EQU #fffe MUL2 ADD2 ADD2 .dvd/y STZ2
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( draw ) #21 ;draw-dvd JSR2
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BRK
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@draw-dvd ( color -- )
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( stash ) STH
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;dvd_icn .Screen/addr DEO2
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.dvd/y LDZ2 [ .dvd/y LDZ2 #0010 ADD2 ]
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&ver
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OVR2 .Screen/y DEO2
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.dvd/x LDZ2 [ .dvd/x LDZ2 #0020 ADD2 ]
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&hor
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OVR2 .Screen/x DEO2
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( draw ) STHkr .Screen/color DEO
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( next ) .Screen/addr DEI2 #0008 ADD2 .Screen/addr DEO2
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( incr ) SWP2 #0008 ADD2 SWP2
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LTH2k ,&hor JCN
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POP2 POP2
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( incr ) SWP2 #0008 ADD2 SWP2
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LTH2k ,&ver JCN
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POP2 POP2
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( destroy ) POPr
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JMP2r
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@dvd_icn [
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001f 3f38 3838 787f 00fe fe7e 7777 e3c3
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000f 1f3b 7b77 e7c7 00fc fe8f 8707 0efc
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7f00 000f ff7f 0700 0301 00ff f0f8 ff00
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8700 00ff 7f7f ff00 f000 00e0 fcfc 8000
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] |