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Text scrolling used wrong line count.

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@282
This commit is contained in:
Sjoerd van der Berg 2002-09-16 14:15:10 +00:00
parent b0baa67183
commit bfa82478cb
1 changed files with 4 additions and 5 deletions
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9
src/ints/int10_char.cpp
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@ -57,7 +57,6 @@ static INLINE void PLANAR4_FillRow(VGAMODES * curmode,Bit8u cleft,Bit8u cright,B
IO_Write(0x3ce,0x8);IO_Write(0x3cf,0xff);
IO_Write(0x3ce,0x0);IO_Write(0x3cf,attr);
IO_Write(0x3ce,0x1);IO_Write(0x3cf,0xf);
IO_Write(0x3ce,5);IO_Write(0x3cf,0); /* Normal transfer mode */
/* Write some bytes */
PhysPt dest;
dest=base+(curmode->twidth*row)*curmode->cheight+cleft;
@ -104,8 +103,8 @@ void INT10_ScrollWindow(Bit8u rul,Bit8u cul,Bit8u rlr,Bit8u clr,Bit8s nlines,Bit
end=cul;
next=-1;
} else if (nlines<0) {
start=cul-nlines-1;
end=clr;
start=rul-nlines-1;
end=rlr;
next=1;
} else {
nlines=rlr-rul+1;
@ -127,8 +126,8 @@ filling:
if (nlines>0) {
start=rul;
} else {
nlines-=nlines;
start=rlr-nlines;
nlines=-nlines;
start=rlr-nlines+1;
}
for (;nlines>0;nlines--) {
switch (curmode->memmodel) {