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Applied a graphics driver bugfix sent by Greg King

git-svn-id: svn://svn.cc65.org/cc65/trunk@2967 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz 2004-04-04 12:30:50 +00:00
parent e4de88958e
commit 71cdffebdd
2 changed files with 3 additions and 5 deletions

View File

@ -2,6 +2,7 @@
; Graphics driver for the 640x200x2 mode on the C128 VDC
; Maciej 'YTM/Elysium' Witkowiak <ytm@elysium.pl>
; 23.12.2002
; 2004-04-04, Greg King
;
; NOTES:
; For any smart monkey that will try to optimize this: PLEASE do tests on
@ -612,7 +613,6 @@ LINE:
ldy X1+1
jsr icmp
bcc @L0243
beq @L0243
; dx = 1;
lda #1
bne @L0244
@ -626,7 +626,6 @@ LINE:
ldy Y1+1
jsr icmp
bcc @L024A
beq @L024A
; dy = 1;
lda #1
bne @L024B

View File

@ -3,6 +3,7 @@
; (values for this mode based on Fred Bowen's document)
; Maciej 'YTM/Elysium' Witkowiak <ytm@elysium.pl>
; 23.12.2002
; 2004-04-04, Greg King
;
; NOTES:
; For any smart monkey that will try to optimize this: PLEASE do tests on
@ -292,7 +293,7 @@ UNINSTALL:
INIT:
lda pages ; is there enough memory?
bne @L11 ; Jump if there is one screen
lda #TGI_ERR_INV_MODE ; ## Error
lda #TGI_ERR_INV_MODE ; Error
bne @L9
; Initialize variables
@ -610,7 +611,6 @@ LINE:
ldy X1+1
jsr icmp
bcc @L0243
beq @L0243
; dx = 1;
lda #1
bne @L0244
@ -624,7 +624,6 @@ LINE:
ldy Y1+1
jsr icmp
bcc @L024A
beq @L024A
; dy = 1;
lda #1
bne @L024B