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Removed emulation for BAR

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git-svn-id: svn://svn.cc65.org/cc65/trunk@2605 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cuz
2003-11-03 17:39:00 +00:00
parent b20cc4cc6e
commit 7f12a14e12
4 changed files with 59 additions and 94 deletions
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60
libsrc/c64/c64-320-200-2.s
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@@ -55,7 +55,7 @@
.word GETPIXEL
.word HORLINE
.word LINE
.word 0 ; BAR
.word BAR
.word CIRCLE
.word TEXTSTYLE
.word OUTTEXT
@@ -98,13 +98,17 @@ OLDD018: .res 1 ; Old register value
DX: .res 2
DY: .res 2
; Circle routine stuff
; Circle routine stuff, overlaid by BAR variables
X1SAVE:
CURX: .res 1
CURY: .res 1
Y1SAVE:
BROW: .res 1 ; Bottom row
TROW: .res 1 ; Top row
X2SAVE:
LCOL: .res 1 ; Left column
RCOL: .res 1 ; Right column
Y2SAVE:
CHUNK1: .res 1
OLDCH1: .res 1
CHUNK2: .res 1
@@ -816,7 +820,57 @@ FIXY: cpy #255 ;Y=255 or Y=8
; Must set an error code: NO
;
BAR: rts
BAR: lda Y2
sta Y2SAVE
lda Y2+1
sta Y2SAVE+1
lda X2
sta X2SAVE
lda X2+1
sta X2SAVE+1
lda Y1
sta Y1SAVE
lda Y1+1
sta Y1SAVE+1
lda X1
sta X1SAVE
lda X1+1
sta X1SAVE+1
@L1: jsr HORLINE
lda Y1SAVE
cmp Y2SAVE
bne @L2
lda Y1SAVE
cmp Y2SAVE
beq @L4
@L2: inc Y1SAVE
bne @L3
inc Y1SAVE+1
@L3: lda Y1SAVE
sta Y1
lda Y1SAVE+1
sta Y1+1
lda X1SAVE
sta X1
lda X1SAVE+1
sta X1+1
lda X2SAVE
sta X2
lda X2SAVE+1
sta X2+1
jmp @L1
@L4: rts
; ------------------------------------------------------------------------
; CIRCLE: Draw a circle around the center X1/Y1 (= ptr1/ptr2) with the