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New ctrl example

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This commit is contained in:
neauoire 2021-02-20 10:34:10 -08:00
parent 463fe1f7bc
commit aa96d7f6dd
2 changed files with 21 additions and 25 deletions
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2
build.sh
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@ -20,5 +20,5 @@ cc -std=c89 -DDEBUG -Wall -Wno-unknown-pragmas -Wpedantic -Wshadow -Wextra -Werr
# cc uxn.c emulator.c -std=c89 -Os -DNDEBUG -g0 -s -Wall -Wno-unknown-pragmas -L/usr/local/lib -lSDL2 -o bin/emulator
# run
./bin/assembler examples/drag.usm bin/boot.rom
./bin/assembler examples/devctrl.usm bin/boot.rom
./bin/emulator bin/boot.rom

44
examples/controller.usm → examples/devctrl.usm
View file

@ -3,63 +3,59 @@
:dev/r fff8 ( const read port )
:dev/w fff9 ( const write port )
;x 2 ;y 2
;x 2 ;y 2 ;sprite 2
|0100 @RESET
#03 =dev/r ( set dev/read to controller )
#02 =dev/w ( set dev/write to sprite )
#0080 =x #0040 =y ( origin )
#0101 ,cursor_icn ~x ~y ,putsprite JSR ( draw sprite )
BRK
|0200 @SPRITESHEET
@cursor_icn [ 80c0 e0f0 f8e0 1000 ]
#02 ,up_icn ~x ~y ,draw-sprite JSR
BRK
|c000 @FRAME
#05 =dev/r ( set dev/read to mouse )
#04 IOR #01 NEQ ,next0 ROT JMP? POP2
#00 IOR2 =x #02 IOR2 =y
@next0
#03 =dev/r ( set dev/read to controller )
,default_icn =sprite
#00 IOR #10 NEQ ,next1 ROT JMP? POP2
,up_icn =sprite
~y #0001 SUB2 =y
@next1
#00 IOR #20 NEQ ,next2 ROT JMP? POP2
,down_icn =sprite
~y #0001 ADD2 =y
@next2
#00 IOR #40 NEQ ,next3 ROT JMP? POP2
,left_icn =sprite
~x #0001 SUB2 =x
@next3
#00 IOR #80 NEQ ,end ROT JMP? POP2
,right_icn =sprite
~x #0001 ADD2 =x
@end
( redraw )
#0101 ,cursor_icn ~x ~y ,putsprite JSR
#03 ~sprite ~x ~y ,draw-sprite JSR
BRK
@putsprite
IOW2 ( y short )
IOW2 ( x short )
@default_icn [ 3c7e ffdb ffe7 7e3c ]
@up_icn [ 2466 e7db ffff 7e3c ]
@down_icn [ 3c7e ffff dbe7 6624 ]
@left_icn [ 3c7e ef1f 1fef 7e3c ]
@right_icn [ 3c7e f7f8 f8f7 7e3c ]
@draw-sprite
IOW2 ( y byte )
IOW2 ( x byte )
IOW2 ( sprite address )
IOW2 ( redraw byte )
IOW ( layer-color )
RTS
|d000 @ERROR BRK
|FFF0 [ f2ac 35bb 2b53 ] ( palette )
|FFF0 [ 02ac 05bb 0b53 ] ( palette )
|FFFA .RESET .FRAME .ERROR