Stacken/c64-livecoding
6
0
Fork 0
Code Issues Pull requests 1 Projects Releases Packages Wiki Activity Actions

Move lookup tables into separate file

Browse source
This commit is contained in:
John Lorentzson 2025-07-25 12:32:29 +02:00
parent d605e299f5
commit a48937fe3c
3 changed files with 143 additions and 140 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

142
host/END.s
View file

@ -1,140 +1,2 @@
inverse_factor_value: ;lookup 00000001 --gives--> 10000000 , etc etc. only 1st 1 in binary numbers ;;; -*- Mode: asm; indent-tabs-mode: t; tab-width: 8 -*-
NOP END_OF_PROGRAM:
.byte %10000000, %01000000; (inverse factor value)
NOP
.byte %00100000; (inverse factor value)
NOP
NOP;.byte $0; (log)
NOP;.byte $1; (log)
.byte %00010000; (inverse factor value)
log:
NOP
.byte $0; (log)
.byte $1; (log)
NOP
.byte $2
NOP
NOP
.byte %00001000; (inverse factor value)
.byte $3
NOP
NOP
;; i put another lookup table where nops normaly are'
binary_factor:
.byte %10000000, %01000000, %00100000, %00010000, %00001000, %00000100, %00000010, %00000001; (binary factor)
;; ^(log)
NOP
NOP
NOP
NOP
.byte %00000100; (inverse factor value)
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
.byte $5
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
.byte %00000010; (inverse factor value)
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
.byte $6
;; i put another lookup table where nops normaly are
Bitmap = $4000
;;This is used by pixel_draw! look at it for more detail
big_y_offset:
.lobytes $0000 + Bitmap
.hibytes $0000 + Bitmap
.lobytes $0140 + Bitmap
.hibytes $0140 + Bitmap
.lobytes $0280 + Bitmap
.hibytes $0280 + Bitmap
.lobytes $03C0 + Bitmap
.hibytes $03C0 + Bitmap
.lobytes $0500 + Bitmap
.hibytes $0500 + Bitmap
.lobytes $0640 + Bitmap
.hibytes $0640 + Bitmap
.lobytes $0780 + Bitmap
.hibytes $0780 + Bitmap
.lobytes $08C0 + Bitmap
.hibytes $08C0 + Bitmap
.lobytes $0A00 + Bitmap
.hibytes $0A00 + Bitmap
.lobytes $0B40 + Bitmap
.hibytes $0B40 + Bitmap
.lobytes $0C80 + Bitmap
.hibytes $0C80 + Bitmap
.lobytes $0DC0 + Bitmap
.hibytes $0DC0 + Bitmap
.lobytes $0F00 + Bitmap
.hibytes $0F00 + Bitmap
.lobytes $1040 + Bitmap
.hibytes $1040 + Bitmap
.lobytes $1180 + Bitmap
.hibytes $1180 + Bitmap
.lobytes $12C0 + Bitmap
.hibytes $12C0 + Bitmap
.lobytes $1400 + Bitmap
.hibytes $1400 + Bitmap
.lobytes $1540 + Bitmap
.hibytes $1540 + Bitmap
.lobytes $1680 + Bitmap
.hibytes $1680 + Bitmap
.lobytes $17C0 + Bitmap
.hibytes $17C0 + Bitmap
.lobytes $1900 + Bitmap
.hibytes $1900 + Bitmap
.lobytes $1A40 + Bitmap
.hibytes $1A40 + Bitmap
.lobytes $1B80 + Bitmap
.hibytes $1B80 + Bitmap
.lobytes $1CC0 + Bitmap
.hibytes $1CC0 + Bitmap
.lobytes $1E00 + Bitmap
.hibytes $1E00 + Bitmap
NOP
NOP
NOP
NOP
.byte %00000001
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
.byte $7

140
host/lookup_tables.s Normal file
View file

@ -0,0 +1,140 @@
inverse_factor_value: ;lookup 00000001 --gives--> 10000000 , etc etc. only 1st 1 in binary numbers
NOP
.byte %10000000, %01000000; (inverse factor value)
NOP
.byte %00100000; (inverse factor value)
NOP
NOP;.byte $0; (log)
NOP;.byte $1; (log)
.byte %00010000; (inverse factor value)
log:
NOP
.byte $0; (log)
.byte $1; (log)
NOP
.byte $2
NOP
NOP
.byte %00001000; (inverse factor value)
.byte $3
NOP
NOP
;; i put another lookup table where nops normaly are'
binary_factor:
.byte %10000000, %01000000, %00100000, %00010000, %00001000, %00000100, %00000010, %00000001; (binary factor)
;; ^(log)
NOP
NOP
NOP
NOP
.byte %00000100; (inverse factor value)
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
.byte $5
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
.byte %00000010; (inverse factor value)
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
.byte $6
;; i put another lookup table where nops normaly are
Bitmap = $4000
;;This is used by pixel_draw! look at it for more detail
big_y_offset:
.lobytes $0000 + Bitmap
.hibytes $0000 + Bitmap
.lobytes $0140 + Bitmap
.hibytes $0140 + Bitmap
.lobytes $0280 + Bitmap
.hibytes $0280 + Bitmap
.lobytes $03C0 + Bitmap
.hibytes $03C0 + Bitmap
.lobytes $0500 + Bitmap
.hibytes $0500 + Bitmap
.lobytes $0640 + Bitmap
.hibytes $0640 + Bitmap
.lobytes $0780 + Bitmap
.hibytes $0780 + Bitmap
.lobytes $08C0 + Bitmap
.hibytes $08C0 + Bitmap
.lobytes $0A00 + Bitmap
.hibytes $0A00 + Bitmap
.lobytes $0B40 + Bitmap
.hibytes $0B40 + Bitmap
.lobytes $0C80 + Bitmap
.hibytes $0C80 + Bitmap
.lobytes $0DC0 + Bitmap
.hibytes $0DC0 + Bitmap
.lobytes $0F00 + Bitmap
.hibytes $0F00 + Bitmap
.lobytes $1040 + Bitmap
.hibytes $1040 + Bitmap
.lobytes $1180 + Bitmap
.hibytes $1180 + Bitmap
.lobytes $12C0 + Bitmap
.hibytes $12C0 + Bitmap
.lobytes $1400 + Bitmap
.hibytes $1400 + Bitmap
.lobytes $1540 + Bitmap
.hibytes $1540 + Bitmap
.lobytes $1680 + Bitmap
.hibytes $1680 + Bitmap
.lobytes $17C0 + Bitmap
.hibytes $17C0 + Bitmap
.lobytes $1900 + Bitmap
.hibytes $1900 + Bitmap
.lobytes $1A40 + Bitmap
.hibytes $1A40 + Bitmap
.lobytes $1B80 + Bitmap
.hibytes $1B80 + Bitmap
.lobytes $1CC0 + Bitmap
.hibytes $1CC0 + Bitmap
.lobytes $1E00 + Bitmap
.hibytes $1E00 + Bitmap
NOP
NOP
NOP
NOP
.byte %00000001
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
.byte $7

1
host/source.s
View file

@ -44,5 +44,6 @@ JMP exit
;batch_userprog: ;batch_userprog:
;.incbin "userprog.bin", 0, 1024 ;.incbin "userprog.bin", 0, 1024
.include "lookup_tables.s"
.include "END.s" .include "END.s"