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entropy: add initial port
not working
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Vince Weaver
parent
efe7522ed4
commit
e4d0ce8a8b
161
still_alive/objects_shape.inc
Normal file
161
still_alive/objects_shape.inc
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@ -0,0 +1,161 @@
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; Applesoft Shape Table
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; Size
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.byte $07,00
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; Offsets
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.byte $10,$00 ; 0
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.byte $1b,$00 ; 1
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.byte $2e,$00 ; 2
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.byte $42,$00 ; 3
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.byte $61,$00 ; 4
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.byte $80,$00 ; 5
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.byte $8a,$00 ; 6
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; Shape 0
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; "Cross Hair" (why is this in quotes?)
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; #
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; #
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; #
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; #
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; ##.##
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; #
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; #
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; #
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; #
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; START
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; NLT NLT
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; RT RT NRT NRT LT LT
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; NDN NDN NDN NDN UP UP UP UP UP UP UP UP UP
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; STOP
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;
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.byte $1b,$6d,$39,$97,$12,$24,$24,$24,$24, $04,$00
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; Shape 1
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;
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; "Portal"
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; #
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; # #
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; # #
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; # #
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; # #
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; # #
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; # * #
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; # #
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; # #
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; # #
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; # #
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; # #
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; #
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;
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; START
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; NLT NLT UP UP UP NRT UP UP UP NRT RT NDN
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; DN DN DN NRT DN DN DN DN DN NLT DN DN DN NLT
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; UP NLT UP UP UP NLT UP UP UP
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; STOP
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.byte $1b,$24,$0c,$24,$0c,$15,$36,$0e,$36, $36,$1e,$36,$1e,$1c,$24,$1c,$24
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.byte $04,$00
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; Shape 2
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; Sideways Portal
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; #*#*#*#*#*#*#
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; #*# #*#
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; *# . #*
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; #*# #*#
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; #*#*#*#*#*#*#
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; START
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; NDN NDN NRT RT NRT RT NRT RT NRT UP
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; RT NRT UP UP LT NLT UP
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; LT NLT LT NLT LT NLT LT NLT LT NLT LT NLT DN
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; LT NLT DN DN RT NRT DN
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; RT NRT RT NRT RT
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; STOP
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.byte $52,$0d,$0d,$0d,$6c,$24,$1f,$fc, $1f,$1f,$1f,$1f,$1f,$fe,$36,$0d
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.byte $6e,$0d,$05,$00
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; Shape 3
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; Chell Right
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;
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; B B
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; B ##
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; B ###
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; B ##
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; B O ######
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; O O ## ##
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; O O .######
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; O O
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; O O
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; O O
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; B O
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; B O
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; B O O
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; START
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; NLT NLT DN DN DN DN DN DN RT NRT LT NLT NLT NLT NLT
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; # FALL ARRESTOR BEGIN
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; UP UP UP NRT UP UP UP UP UP NLT
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; # HAIR
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; UP UP UP UP NRT NRT RT NRT DN
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; # FACE
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; NLT LT DN RT RT DN NLT LT DN NRT DN RT NRT
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; # GUN
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; RT UP RT RT RT RT RT DN NLT LT LT NLT NLT NDN RT RT RT RT RT RT
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; STOP
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.byte $1b,$36,$36,$36,$0d,$df,$1b,$24, $0c,$24,$24,$1c,$24,$64,$69,$1e
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.byte $37,$2d,$1e,$77,$6e,$25,$2d,$2d, $f5,$ff,$13,$2d,$2d,$2d,$00
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; Shape 4
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; Chell LEFT
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;
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; START
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; NRT NRT DN DN DN DN DN DN LT NLT RT NRT NRT NRT NRT
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; # FALL ARRESTOR BEGIN
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; UP UP UP NLT UP UP UP UP UP NRT
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; # HAIR
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; UP UP UP UP NLT NLT LT NLT DN
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; # FACE
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; NRT RT DN LT LT DN NRT RT DN NLT DN LT NLT
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; # GUN
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; LT UP LT LT LT LT LT DN NRT RT RT NRT NRT NDN LT LT LT LT LT LT
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; STOP
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.byte $09,$36,$36,$36,$1f,$4d,$09,$24, $1c,$24,$24,$0c,$24,$e4,$fb,$0e
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.byte $35,$3f,$0e,$f5,$fe,$27,$3f,$3f, $77,$6d,$11,$3f,$3f,$3f,$00
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; Shape 5
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; FireBall
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;
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; #
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; # #
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; # . #
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; # #
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; #
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; START
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; NDN NDN UP NRT UP NRT UP NLT UP NLT DN NLT DN NLT DN NRT DN NRT
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; STOP
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.byte $12,$0c,$0c,$1c,$1c,$1e,$1e,$0e, $0e,$00
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; Shape 6
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; Blue Core
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; #######
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; ## ##
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; ## # # # ##
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; ## # . # ##
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; ## # # # ##
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; ## ##
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; #######
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; START
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; # Inner
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; NDN LT NLT UP UP RT NRT RT NRT DN DN LT NLT NDN NDN
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; # Outer
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; LT LT LT UP LT UP LT UP RT UP LT UP NRT RT UP RT RT RT RT RT RT DN
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; # Upper Left
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; RT DN RT DN LT DN RT DN NLT LT DN LT LT LT
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; STOP
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.byte $fa,$24,$0d,$0d,$36,$9f,$3a,$3f, $3c,$3c,$2c,$3c,$0c,$25,$2d,$2d
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.byte $2d,$2e,$2e,$3e,$2e,$1e,$37,$3f, $07,$00
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18
two-liners/Makefile
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18
two-liners/Makefile
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@ -0,0 +1,18 @@
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include ../Makefile.inc
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DOS33 = ../dos33fs-utils/dos33
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TOKENIZE = ../asoft_basic-utils/tokenize_asoft
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all: entropy.dsk
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entropy.dsk: ENTROPY
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$(DOS33) -y entropy.dsk BSAVE -a 0x0C00 ENTROPY
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ENTROPY: entropy.o
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ld65 -o ENTROPY entropy.o -C ../linker_scripts/apple2_c00.inc
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entropy.o: entropy.s
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ca65 -o entropy.o entropy.s -l entropy.lst
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clean:
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rm -f *~ *.o *.lst ENTROPY
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BIN
two-liners/entropy.dsk
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BIN
two-liners/entropy.dsk
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Binary file not shown.
101
two-liners/entropy.s
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101
two-liners/entropy.s
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@ -0,0 +1,101 @@
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; Entropy
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; by Dave McKellar of Toronto
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; Two-line BASIC program
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; Found on Beagle Brother's Apple Mechanic Disk
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; Converted to 6502 Assembly by Vince Weaver
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; 24001 ROT=0:FOR I=1 TO 15: READ A,B: POKE A,B: NEXT: DATA
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; 232,252,233,29,7676,1,7678,4,7679,0,7680,18,7681,63,
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; 7682,36,7683,36,7684,45,7685,45,7686,54,7687,54,7688,63,
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; 7689,0
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; 24002 FOR I=1 TO 99: HGR2: FOR E=.08 TO .15 STEP .01:
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; FOR Y=4 to 189 STEP 6: FOR X=4 to 278 STEP 6:
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; SCALE=(RND(1)<E)*RND(1)*E*20+1: XDRAW 1 AT X,Y:
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; NEXT: NEXT: NEXT
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; zero page locations
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HGR_SHAPE = $1A
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HGR_SCALE = $E7
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HGR_ROTATION = $F9
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XPOS = $FD
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XPOSH = $FE
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YPOS = $FF
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; ROM calls
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HGR2 = $F3D8
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HPOSN = $F411
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XDRAW0 = $F65D
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entropy:
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lda #<shape_table
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sta HGR_SHAPE
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lda #>shape_table
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sta HGR_SHAPE+1
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loop:
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jsr HGR2 ; HGR2
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eloop: ; FOR E=.08 TO .15 STEP .01:
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lda #4
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sta YPOS
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yloop: ; FOR Y=4 to 189 STEP 6
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lda #4
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sta XPOS
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lda #0
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sta XPOSH
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xloop: ; FOR X=4 to 278 STEP 6
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lda #1
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sta HGR_SCALE
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; SCALE=(RND(1)<E)*RND(1)*E*20+1
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ldy XPOSH
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ldx XPOS
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lda YPOS
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jsr HPOSN ; X= (y,x) Y=(a)
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ldx #<shape_table
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ldy #>shape_table
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lda #0 ; ROT=0
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jsr XDRAW0 ; XDRAW 1 AT X,Y
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; NEXT X
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lda XPOS
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clc
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adc #6
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sta XPOS
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lda #0
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adc XPOSH
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sta XPOSH
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beq xloop
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lda XPOS
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cmp #22
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bcs xloop
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nexty:
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; NEXT Y
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lda YPOS
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clc
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adc #6
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sta YPOS
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cmp #189
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bcs yloop
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; NEXT E
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jmp loop
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shape_table:
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; .byte 1,0 ; 1 shape
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; .byte 4,0 ; offset at 4 bytes
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.byte 18,63,36,36,45,45,54,54,63,0 ; data
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