mirror of
https://git.sr.ht/~rabbits/uxn
synced 2024-12-04 19:47:26 +00:00
221 lines
6.5 KiB
Tal
221 lines
6.5 KiB
Tal
( bunnymark.tal )
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( November 2021, Kira Oakley )
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( March 2022, Devine Lu Linvega )
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|00 @System &vector $2 &pad $6 &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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|80 @Controller &vector $2 &button $1 &key $1
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|90 @Mouse &vector $2 &x $2 &y $2 &state $1 &wheel $1
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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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|0000
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@frames $2
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@last $1
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|0100
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@on-reset ( -> )
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( | theme )
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#2ce9 .System/r DEO2
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#01c0 .System/g DEO2
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#2ce5 .System/b DEO2
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( | interrupts )
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;on-frame .Screen/vector DEO2
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( | fps label )
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.Screen/width DEI2 #0046 SUB2 .Screen/x DEO2
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#0008 .Screen/y DEO2
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;text/fps #42 <draw-str>
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( | bunnies label )
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#0004 .Screen/x DEO2
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;text/bunnies #42 <draw-str>
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( | instructions label )
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.Screen/width DEI2 #01 SFT2 #0050 SUB2 .Screen/x DEO2
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;text/instructions #43 <draw-str>
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#0028 #0008 #0000 <draw-dec>
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( | seed prng )
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prng-init BRK
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@on-frame ( -> )
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.frames LDZ2k INC2 ROT STZ2
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.DateTime/second DEI .last LDZ EQU ?{
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.DateTime/second DEI .last STZ
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.Screen/width DEI2 #002b SUB2 #0008 .frames LDZ2 <draw-dec>
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#0000 .frames STZ2 }
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( | mouse handling )
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.Mouse/state DEI
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( ) DUP #01 NEQ ?{ add-bunny }
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( ) #02 LTH ?{ remove-bunny }
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( | controller handling )
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.Controller/button DEI
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( ) DUP #01 NEQ ?{ add-bunny }
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( ) #02 LTH ?{ remove-bunny }
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( | clear )
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#0000 DUP2 .Screen/x DEO2
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.Screen/y DEO2
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[ LIT2 80 -Screen/pixel ] DEO
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;sprite/length LDA2 #0000
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&loop ( -- )
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EQU2k ?&bail
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DUP2 <draw-bunny>
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INC2 !&loop
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&bail ( -- )
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POP2 POP2 BRK
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@add-bunny ( -- )
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;sprite/length LDA2
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( | cap bunny count at 65535 )
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DUP2 #ffff EQU2 ?&bail
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( | compute the offset to the beginning of this new bunny's data )
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DUP2 #30 SFT2 ;sprite/array ADD2
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( | populate the new bunny's x/y/xvel/yvel with random values )
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#00 rand OVR2 STA2
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rand #1f AND rand OVR2 INC2 INC2 STA2
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#00 rand #7f AND OVR2 #0004 ADD2 STA2
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#00 rand #7f AND OVR2 #0006 ADD2 STA2
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( | pop ptr to bunny data )
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POP2
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( | write new increased array length )
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INC2 DUP2 ;sprite/length STA2
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( | update label )
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STH2k #0028 #0008 STH2r <draw-dec>
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&bail ( pop sprite/length )
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POP2 JMP2r
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@remove-bunny ( -- )
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;sprite/length LDA2
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( don't let length go below 0 ) ORAk #00 EQU ?&bail
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#0001 SUB2 DUP2 ;sprite/length STA2
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( update label ) STH2k #0028 #0008 STH2r <draw-dec>
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&bail POP2 JMP2r
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(
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@|drawing )
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@<draw-bunny> ( idx -- )
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( | compute the offset to the beginning of this bunny's data )
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#30 SFT2 ;sprite/array ADD2
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( | move the sprite by its velocity )
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LDA2k OVR2 #0004 ADD2 LDA2 ADD2 OVR2 STA2
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INC2k INC2 LDA2 OVR2 #0006 ADD2 LDA2 ADD2 OVR2 INC2 INC2 STA2
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( | check for right wall collision + bounce x )
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DUP2 #0004 ADD2 LDA2 #0f SFT2 #0001 EQU2 ?&skip-max-x
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LDA2k #05 SFT2 #0008 ADD2 .Screen/width DEI2 LTH2 ?&skip-max-x
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DUP2 #0004 ADD2 LDA2 #ffff MUL2 OVR2 #0004 ADD2 STA2
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&skip-max-x ( check for left wall collision + bounce x )
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LDA2k #0f SFT2 #0000 EQU2 ?&skip-min-x
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DUP2 #0004 ADD2 LDA2 #ffff MUL2 OVR2 #0004 ADD2 STA2
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&skip-min-x ( check for bottom wall collision + bounce y )
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DUP2 #0006 ADD2 LDA2 #0f SFT2 #0001 EQU2 ?&skip-max-y
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INC2k INC2 LDA2 #05 SFT2 #0010 ADD2 .Screen/height DEI2 LTH2 ?&skip-max-y
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DUP2 #0006 ADD2 LDA2 #ffff MUL2 OVR2 #0006 ADD2 STA2
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!&skip-gravity
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&skip-max-y ( check for top wall collision + bounce x )
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INC2k INC2 LDA2 #0f SFT2 #0000 EQU2 ?&skip-min-y
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DUP2 #0006 ADD2 LDA2 #ffff MUL2 OVR2 #0006 ADD2 STA2
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!&skip-gravity
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&skip-min-y ( apply gravity )
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DUP2 #0006 ADD2 LDA2 #0004 ADD2 OVR2 #0006 ADD2 STA2
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&skip-gravity ( draw the sprite )
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( top ) LDA2k #05 SFT2 .Screen/x DEO2
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INC2 INC2 LDA2 #05 SFT2 .Screen/y DEO2
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( draw ) [ LIT2 15 -Screen/auto ] DEO
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;bunny-chr .Screen/addr DEO2
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[ LIT2 85 -Screen/sprite ] DEO
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[ LIT2 00 -Screen/auto ] DEO
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JMP2r
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@<draw-str> ( x* y* text* color -- )
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,&t STR
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[ LIT2 01 -Screen/auto ] DEO
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&loop ( -- )
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LDAk #20 SUB #00 SWP #30 SFT2 ;font ADD2 .Screen/addr DEO2
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[ LIT2 &t $1 -Screen/sprite ] DEO
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INC2 LDAk ?&loop
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POP2 JMP2r
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@<draw-dec> ( x* y* num* -- )
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[ LIT2 01 -Screen/auto ] DEO
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SWP2 .Screen/y DEO2
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SWP2 .Screen/x DEO2
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#2710 DIV2k DUP <draw-digit>
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MUL2 SUB2 #03e8 DIV2k DUP <draw-digit>
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MUL2 SUB2 #0064 DIV2k DUP <draw-digit>
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MUL2 SUB2 NIP #0a DIVk DUP <draw-digit>
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MUL SUB <draw-digit>
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[ LIT2 00 -Screen/auto ] DEO
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JMP2r
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@<draw-digit> ( num -- )
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#30 SFT #00 SWP ;font/num ADD2 .Screen/addr DEO2
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[ LIT2 41 -Screen/sprite ] DEO
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JMP2r
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(
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@|random )
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@prng-init ( -- )
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[ LIT2 00 -DateTime/second ] DEI [ LIT2 00 -DateTime/minute ] DEI #60 SFT2 EOR2 [ LIT2 00 -DateTime/hour ] DEI #c0 SFT2 EOR2 ,prng/x STR2
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[ LIT2 00 -DateTime/hour ] DEI #04 SFT2 [ LIT2 00 -DateTime/day ] DEI #10 SFT2 EOR2 [ LIT2 00 -DateTime/month ] DEI #60 SFT2 EOR2 .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 ] DUP2 #50 SFT2 EOR2 DUP2 #03 SFT2 EOR2 [ LIT2 &y $2 ] DUP2 ,&x STR2
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DUP2 #01 SFT2 EOR2 EOR2 ,&y STR2k POP JMP2r
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@rand ( -- number )
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prng ADD JMP2r
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( static string data )
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(
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@|assets )
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@text &fps "FPS: $1
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&bunnies "BUNS: $1
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&instructions "CLICK 20 "TO 20 "ADD 20 "BUNNIES! $1
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@font ( atari8.uf1 )
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[
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0000 0000 0000 0000 6060 6060 6000 6000
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6666 6600 0000 0000 006c fe6c 6cfe 6c00
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183e 603c 067c 1800 0066 6c18 3066 4600
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386c 3870 decc 7600 6060 6000 0000 0000
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0e1c 1818 181c 0e00 7038 1818 1838 7000
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0066 3cff 3c66 0000 0018 187e 1818 0000
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0000 0000 0030 3060 0000 007e 0000 0000
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0000 0000 0018 1800 0206 0c18 3060 4000 ] &num [
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3c66 6e76 6666 3c00 1838 1818 1818 7e00
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3c66 060c 1830 7e00 7e0c 180c 0666 3c00
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0c1c 3c6c 7e0c 0c00 7e60 7c06 0666 3c00
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3c60 607c 6666 3c00 7e06 0c18 3030 3000
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3c66 663c 6666 3c00 3c66 663e 060c 3800
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0060 6000 6060 0000 0030 3000 3030 6000
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0c18 3060 3018 0c00 0000 7e00 007e 0000
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6030 180c 1830 6000 3c66 060c 1800 1800
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3c66 6e6a 6e60 3e00 183c 6666 7e66 6600
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7c66 667c 6666 7c00 3c66 6060 6066 3c00
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786c 6666 666c 7800 7e60 607c 6060 7e00
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7e60 607c 6060 6000 3e60 606e 6666 3e00
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6666 667e 6666 6600 7830 3030 3030 7800
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0606 0606 0666 3c00 666c 7870 786c 6600
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6060 6060 6060 7e00 c6ee fed6 c6c6 c600
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6676 7e7e 6e66 6600 3c66 6666 6666 3c00
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7c66 667c 6060 6000 3c66 6666 766c 3600
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7c66 667c 6c66 6600 3c66 603c 0666 3c00
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7e18 1818 1818 1800 6666 6666 6666 3e00
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6666 6666 663c 1800 c6c6 c6d6 feee c600
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6666 3c18 3c66 6600 6666 663c 1818 1800
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7e06 0c18 3060 7e00 7860 6060 6060 7800 ]
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@fill-icn [ ffff ffff ffff ffff ]
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@bunny-chr [
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2466 6600 2424 003c 4200 007e 7e7e 7e7e
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1818 3c3c 1800 0000 ff66 4242 667e 4242 ]
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(
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@|memory )
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@sprite &length $2
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&array &x 0600 &y 0500 &xvel 0060 &yvel 0010
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