mirror of https://git.sr.ht/~rabbits/uxn
161 lines
4.9 KiB
Tal
161 lines
4.9 KiB
Tal
( Dev/Time )
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%2// { #01 SFT2 }
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%4// { #02 SFT2 }
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%2** { #10 SFT2 }
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%RTN { JMP2r }
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%MOD { DUP2 DIV MUL SUB }
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%ABS2 { DUP2 #0f SFT2 EQU #04 JCN #ffff MUL2 }
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%SCALEX { 2// .Screen/width DEI2 2// ADD2 #0040 SUB2 }
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%SCALEY { 2// .Screen/height DEI2 2// ADD2 #0040 SUB2 }
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%12HOURS { DUP #0c GTH #0c MUL SUB }
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%LTS2 { #8000 ADD2 SWP2 #8000 ADD2 GTH2 }
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%GTS2 { #8000 ADD2 SWP2 #8000 ADD2 LTH2 }
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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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|b0 @DateTime [ &year $2 &month $1 &day $1 &hour $1 &minute $1 &second $1 &dotw $1 &doty $2 &isdst $1 ]
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( variables )
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|0000
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@color $1
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@current $1
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@needles [ &hx $2 &hy $2 &mx $2 &my $2 &sx $2 &sy $2 ]
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@line [ &x0 $2 &y0 $2 &x $2 &y $2 &sx $2 &sy $2 &dx $2 &dy $2 &e1 $2 &e2 $2 ]
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( program )
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|0100 ( -> )
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( theme )
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#0ff8 .System/r DEO2
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#0f08 .System/g DEO2
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#0f08 .System/b DEO2
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( vectors )
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;on-frame .Screen/vector DEO2
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BRK
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@on-frame ( -> )
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( only draw once per second )
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( skip ) .DateTime/second DEI .current LDZ NEQ #01 JCN [ BRK ]
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.DateTime/second DEI .current STZ
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( clear )
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#0080 SCALEX #0080 SCALEY .needles/sx LDZ2 .needles/sy LDZ2 #00 ;draw-line JSR2
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#0080 SCALEX #0080 SCALEY .needles/mx LDZ2 .needles/my LDZ2 #00 ;draw-line JSR2
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#0080 SCALEX #0080 SCALEY .needles/hx LDZ2 .needles/hy LDZ2 #00 ;draw-line JSR2
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( place )
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#00 .DateTime/second DEI 2** ;table ADD2 LDA2
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#00 SWP SCALEY .needles/sy STZ2
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#00 SWP SCALEX .needles/sx STZ2
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#00 .DateTime/minute DEI 2** ;table ADD2 LDA2
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#00 SWP 4// #0003 MUL2 #0020 ADD2 SCALEY .needles/my STZ2
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#00 SWP 4// #0003 MUL2 #0020 ADD2 SCALEX .needles/mx STZ2
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#00 .DateTime/hour DEI 12HOURS #05 MUL 2** ;table ADD2 LDA2
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#00 SWP 2// #0040 ADD2 SCALEY .needles/hy STZ2
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#00 SWP 2// #0040 ADD2 SCALEX .needles/hx STZ2
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( needles )
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#0080 SCALEX #0080 SCALEY .needles/sx LDZ2 .needles/sy LDZ2 #02 ;draw-line JSR2
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#0080 SCALEX #0080 SCALEY .needles/mx LDZ2 .needles/my LDZ2 #01 ;draw-line JSR2
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#0080 SCALEX #0080 SCALEY .needles/hx LDZ2 .needles/hy LDZ2 #03 ;draw-line JSR2
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( circle )
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#00 #3c
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&loop
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( load ) OVR #00 SWP 2** ;table ADD2 LDA2
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#00 SWP SCALEY .Screen/y DEO2
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#00 SWP SCALEX .Screen/x DEO2
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OVR #0f MOD #00 EQU #01 ADD .Screen/color DEO
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( incr ) SWP #01 ADD SWP
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LTHk ,&loop JCN
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POP2
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;draw-display JSR2
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BRK
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@draw-display ( -- )
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.Screen/height DEI2 2// #0048 ADD2 .Screen/y DEO2
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.Screen/width DEI2 2//
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DUP2 #0020 SUB2 .Screen/x DEO2
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;font-hex #00 .DateTime/hour DEI #0a DIV #08 MUL ADD2 .Screen/addr DEO2
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#22 .Screen/color DEO
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DUP2 #0018 SUB2 .Screen/x DEO2
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;font-hex #00 .DateTime/hour DEI #0a MOD #08 MUL ADD2 .Screen/addr DEO2
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#22 .Screen/color DEO
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DUP2 #0008 SUB2 .Screen/x DEO2
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;font-hex #00 .DateTime/minute DEI #0a DIV #08 MUL ADD2 .Screen/addr DEO2
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#22 .Screen/color DEO
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DUP2 .Screen/x DEO2
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;font-hex #00 .DateTime/minute DEI #0a MOD #08 MUL ADD2 .Screen/addr DEO2
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#22 .Screen/color DEO
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DUP2 #0010 ADD2 .Screen/x DEO2
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;font-hex #00 .DateTime/second DEI #0a DIV #08 MUL ADD2 .Screen/addr DEO2
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#22 .Screen/color DEO
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DUP2 #0018 ADD2 .Screen/x DEO2
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;font-hex #00 .DateTime/second DEI #0a MOD #08 MUL ADD2 .Screen/addr DEO2
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#22 .Screen/color DEO
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POP2
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RTN
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@draw-line ( x1 y1 x2 y2 color -- )
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( load ) .color STZ .line/y0 STZ2 .line/x0 STZ2 .line/y STZ2 .line/x STZ2
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.line/x0 LDZ2 .line/x LDZ2 SUB2 ABS2 .line/dx STZ2
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.line/y0 LDZ2 .line/y LDZ2 SUB2 ABS2 #0000 SWP2 SUB2 .line/dy STZ2
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#ffff #00 .line/x LDZ2 .line/x0 LDZ2 LTS2 2** ADD2 .line/sx STZ2
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#ffff #00 .line/y LDZ2 .line/y0 LDZ2 LTS2 2** ADD2 .line/sy STZ2
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.line/dx LDZ2 .line/dy LDZ2 ADD2 .line/e1 STZ2
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&loop
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.line/x LDZ2 .Screen/x DEO2
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.line/y LDZ2 .Screen/y DEO2
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.color LDZ .Screen/color DEO
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[ .line/x LDZ2 .line/x0 LDZ2 EQU2 ]
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[ .line/y LDZ2 .line/y0 LDZ2 EQU2 ] #0101 EQU2 ,&end JCN
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.line/e1 LDZ2 2** .line/e2 STZ2
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.line/e2 LDZ2 .line/dy LDZ2 LTS2 ,&skipy JCN
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.line/e1 LDZ2 .line/dy LDZ2 ADD2 .line/e1 STZ2
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.line/x LDZ2 .line/sx LDZ2 ADD2 .line/x STZ2
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&skipy
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.line/e2 LDZ2 .line/dx LDZ2 GTS2 ,&skipx JCN
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.line/e1 LDZ2 .line/dx LDZ2 ADD2 .line/e1 STZ2
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.line/y LDZ2 .line/sy LDZ2 ADD2 .line/y STZ2
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&skipx
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;&loop JMP2
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&end
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RTN
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@table ( 60 positions on a circle in bytes )
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8000 8d00 9a02 a706 b40b c011 cb18 d520
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df2a e734 ee40 f44b f958 fd65 ff72 ff80
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ff8d fd9a f9a7 f4b4 eec0 e7cb dfd5 d5df
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cbe7 c0ee b4f4 a7f9 9afd 8dff 80ff 72ff
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65fd 58f9 4bf4 40ee 34e7 2adf 20d5 18cb
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11c0 0bb4 06a7 029a 008d 0080 0072 0265
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0658 0b4b 113f 1834 202a 2a20 3418 3f11
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4b0b 5806 6502 7200
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@font-hex ( 0-F )
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007c 8282 8282 827c 0030 1010 1010 1010
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007c 8202 7c80 80fe 007c 8202 1c02 827c
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000c 1424 4484 fe04 00fe 8080 7c02 827c
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007c 8280 fc82 827c 007c 8202 1e02 0202
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007c 8282 7c82 827c 007c 8282 7e02 827c
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007c 8202 7e82 827e 00fc 8282 fc82 82fc
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007c 8280 8080 827c 00fc 8282 8282 82fc
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007c 8280 f080 827c 007c 8280 f080 8080
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