57 lines
1.4 KiB
Tal
57 lines
1.4 KiB
Tal
( DVD Bounce )
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|00 @System &vector $2 &wst $1 &rst $1 &eaddr $2 &ecode $1 &pad $1 &r $2 &g $2 &b $2 &debug $1 &halt $1
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|20 @Screen &vector $2 &width $2 &height $2 &auto $1 &pad $1 &x $2 &y $2 &addr $2 &pixel $1 &sprite $1
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|0000
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@dvd &x $2 &y $2
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|0100
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@on-reset ( -> )
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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 #01 SFT2 .dvd/x STZ2
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.Screen/height DEI2 #01 SFT2 .dvd/y STZ2
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( | set collisions )
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.Screen/width DEI2 #0020 SUB2 ;on-frame/hit-hor STA2
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.Screen/height DEI2 #0010 SUB2 ;on-frame/hit-ver STA2
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( | drawing mode )
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[ LIT2 36 -Screen/auto ] DEO
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#01 draw-dvd BRK
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@on-frame ( -> )
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#00 draw-dvd
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( | x )
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.dvd/x LDZ2
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( left ) ORAk ?{ #0001 ,&x STR2 }
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( right ) DUP2 [ LIT2 &hit-hor $2 ] NEQ2 ?{ #ffff ,&x STR2 }
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[ LIT2 &x 0001 ] ADD2 .dvd/x STZ2
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( | y )
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.dvd/y LDZ2
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( top ) ORAk ?{ #0001 ,&y STR2 }
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( bottom ) DUP2 [ LIT2 &hit-ver $2 ] NEQ2 ?{ #ffff ,&y STR2 }
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[ LIT2 &y 0001 ] ADD2 .dvd/y STZ2
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#01 draw-dvd BRK
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@draw-dvd ( color -- )
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;dvd-icn .Screen/addr DEO2
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.dvd/x LDZ2 .Screen/x DEO2
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.dvd/y LDZ2 .Screen/y DEO2
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.Screen/sprite DEOk DEO
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JMP2r
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@dvd-icn ( 4 x 2 )
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[
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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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