6502/cc65
1
0
Fork 0
mirror of https://github.com/cc65/cc65.git synced 2025-02-06 12:31:12 +00:00
Code Issues Projects Releases Wiki Activity

Clear bottom line when scrolling.

Browse Source 
Fix provided by Jeff Tranter.
This commit is contained in:
Stephan Mühlstrasser 2015-02-23 19:06:22 +01:00
parent 7a975fa182
commit 73ae95bd1c
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
libsrc/osic1p/cputc.s
View File

@ -58,6 +58,12 @@ scroll: lda SCRNBASE+$00A5,x
sta SCRNBASE+$0285,x sta SCRNBASE+$0285,x
inx inx
bne scroll bne scroll
bottom:
lda #' ' ; Clear bottom line of screen
sta SCRNBASE+$0385,x
inx
cpx #SCR_LINELEN+1
bne bottom
plot: ldy CURS_Y plot: ldy CURS_Y
lda ScrLo,y lda ScrLo,y