211 lines
3.4 KiB
Tal
211 lines
3.4 KiB
Tal
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( usage: uxnemu sand.rom
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mouse1 water
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mouse2 sand
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mouse3 rock )
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|00 @System &vector $2 &wst $1 &rst $1 &pad $4 &r $2 &g $2 &b $2 &debug $1 &halt $1
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|10 @Console &vector $2 &read $1 &pad $5 &write $1 &error $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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|80 @Controller &vector $2 &button $1 &key $1
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|90 @Mouse &vector $2 &x $2 &y $2 &state $1 &pad $3 &scrollx $2 &scrolly $2
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|a0 @File &vector $2 &success $2 &stat $2 &delete $1 &append $1 &name $2 &length $2 &read $2 &write $2
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|c0 @DateTime &year $2 &month $1 &day $1 &hour $1 &minute $1 &second $1 &dotw $1 &doty $2 &isdst $1
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|0100
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(
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@|vectors )
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@on-reset
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( theme )
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#07cf .System/r DEO2
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#0caf .System/g DEO2
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#0faf .System/b DEO2
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#0100 .Screen/width DEO2
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#0100 .Screen/height DEO2
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;on-frame .Screen/vector DEO2
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;on-mouse .Mouse/vector DEO2
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prng-init
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#010e DEO
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BRK
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@on-frame ( -> )
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eval
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redraw
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BRK
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@on-mouse ( -> )
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[ LIT2 00 -Mouse/state ] DEI NEQ #41 ADD ;cursor-icn update-cursor
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( read mouse state )
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.Mouse/state DEI ?&on-touch BRK
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&on-touch ( -> )
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( A mouse button was pressed )
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.Mouse/state DEI DUP #04 EQU SUB
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.Mouse/y DEI2 NIP
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.Mouse/x DEI2 NIP
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set-cell
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BRK
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(
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@|core )
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@eval-sand ( y x cell -- y x )
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POP
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OVR #ff EQU ?eval/resume
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( south )
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SWPk INC SWP STH2k get-cell #01 GTH ?&has-s
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DUP2 STH2r swap-cells !eval/resume
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&has-s
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POP2r
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( south sides )
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SWPk INC SWP #01ff prng ADD #01 AND [ JMP SWP POP ] ADD STH2k get-cell #01 GTH ?&has-s2
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DUP2 STH2r swap-cells !eval/resume
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&has-s2
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POP2r
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!eval/resume
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@eval-water ( y x cell -- y x )
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POP
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OVR #ff EQU ?eval/resume
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( south )
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SWPk INC SWP STH2k get-cell ?&has-s
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DUP2 STH2r swap-cells !eval/resume
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&has-s
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POP2r
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( south sides )
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DUP2 #01ff prng ADD #01 AND [ JMP SWP POP ] ADD STH2k get-cell ?&has-s2
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DUP2 STH2r swap-cells !eval/resume
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&has-s2
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POP2r
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!eval/resume
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@eval-rock ( y x cell -- y x )
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POP
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OVR #ff EQU ?eval/resume
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( south )
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SWPk INC SWP STH2k get-cell #01 GTH ?&has-s
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DUP2 STH2r swap-cells !eval/resume
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&has-s
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POP2r
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!eval/resume
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@eval ( -- )
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#ffff
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&l
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DUP2 get-cell
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DUP #01 EQU ?eval-water
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DUP #02 EQU ?eval-sand
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DUP #03 EQU ?eval-rock
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POP
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&resume
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#0001 SUB2 ORAk ?&l
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POP2
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@redraw ( -- )
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#0000
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&l
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DUP2 #00ff AND2 .Screen/x DEO2
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DUP2 #0100 DIV2 .Screen/y DEO2
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DUP2 get-cell .Screen/pixel DEO
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INC2 ORAk ?&l
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POP2
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JMP2r
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@swap-cells ( a* b* -- )
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#02 SFT2 ;world ADD2 LDAk STH ,&a STR2
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#02 SFT2 ;world ADD2 LDAk STH ,&b STR2
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STHr [ LIT2 &a $2 ] STA
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STHr [ LIT2 &b $2 ] STA
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JMP2r
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@set-cell ( type y x -- )
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#02 SFT2 ;world ADD2 STA
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JMP2r
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@get-cell ( y x -- type )
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#02 SFT2 ;world ADD2 LDA
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JMP2r
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(
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@|drawing )
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@update-cursor ( color addr* -- )
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[ LIT2 00 -Screen/auto ] DEO
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#40 draw-cursor
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.Mouse/x DEI2 ,draw-cursor/x STR2
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.Mouse/y DEI2 ,draw-cursor/y STR2
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.Screen/addr DEO2
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@draw-cursor ( color -- )
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[ LIT2 &x $2 ] .Screen/x DEO2
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[ LIT2 &y $2 ] .Screen/y DEO2
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.Screen/sprite DEO
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JMP2r
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(
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@|stdlib )
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@prng-init ( -- )
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( seed )
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#00 .DateTime/second DEI
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#00 .DateTime/minute DEI #60 SFT2 EOR2
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#00 .DateTime/hour DEI #c0 SFT2 EOR2 ,prng/x STR2
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#00 .DateTime/hour DEI #04 SFT2
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#00 .DateTime/day DEI #10 SFT2 EOR2
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#00 .DateTime/month DEI #60 SFT2 EOR2
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.DateTime/year DEI2 #a0 SFT2 EOR2 ,prng/y STR2
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JMP2r
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@prng ( -- number* )
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LIT2 &x $2
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DUP2 #50 SFT2 EOR2
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DUP2 #03 SFT2 EOR2
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LIT2 &y $2 DUP2 ,&x STR2
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DUP2 #01 SFT2 EOR2 EOR2
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,&y STR2k POP
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JMP2r
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(
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@|assets )
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@cursor-icn [
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80c0 e0f0 f8e0 1000 ]
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@world
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