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uxn/projects/examples/devices/datetime.tal

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