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Moved the font into a separate module in the library.

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The font can be replaced, at link-time, by a custom file.
This commit is contained in:
Greg King 2020-07-15 04:55:38 -04:00
parent a02bec11e9
commit ba0ef5938d
2 changed files with 8 additions and 5 deletions
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8
libsrc/pce/conio.s
View File

@ -3,6 +3,7 @@
.import vdc_init
.import psg_init
.import colors
.import _pce_font
.importzp ptr1, tmp1
.include "pce.inc"
@ -53,8 +54,8 @@ load_font:
; rts ; (fall through)
; Point to the font data.
copy: lda #<font
ldx #>font
copy: lda #<_pce_font
ldx #>_pce_font
sta ptr1
stx ptr1+1
@ -84,6 +85,3 @@ fillloop:
bne charloop ; next character
rts
.rodata
font: .include "vga.inc"

5
libsrc/pce/vga.inc → libsrc/pce/vga.s
View File

@ -1,10 +1,15 @@
;----------------------------------------------------------------------------
; VGA font for the PC-Engine conio implementation
.export _pce_font
; The character tiles use only two colors from each pallette. Color zero
; comes from pallette zero; color one is different in each pallette. The
; color of a character is set by choosing one of the 16 pallettes.
.rodata
_pce_font:
.byte $00, $00, $00, $00, $00, $00, $00, $00
.byte %00000000