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Merge pull request #3417 from Allofich/SVN

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SVN r4474
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Jonathan Campbell 2022-04-29 14:05:58 -07:00 committed by GitHub
commit 8cc6c6059e
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2 changed files with 13 additions and 7 deletions
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4
CHANGELOG
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@ -68,6 +68,10 @@
for IOCTL. (cimarronm)
- Clean up of DOS device and attribute flag usage
(cimarronm)
- Integrated commits from mainline (Allofich)
- Use real pointer with font data for reading
characters. Also ignore page number for modes with
only one page.
0.83.24
- Release notes for this version:
https://dosbox-x.com/release-0.83.24.html

16
src/ints/int10_char.cpp
View File

@ -1307,13 +1307,13 @@ void ReadCharAttr(uint16_t col,uint16_t row,uint8_t page,uint16_t * result) {
switch (machine) {
case MCH_CGA:
case MCH_HERC:
fontdata=PhysMake(0xf000,0xfa6e);
fontdata=RealMake(0xf000,0xfa6e);
break;
case TANDY_ARCH_CASE:
fontdata=Real2Phys(RealGetVec(0x44));
fontdata=RealGetVec(0x44);
break;
default:
fontdata=Real2Phys(RealGetVec(0x43));
fontdata=RealGetVec(0x43);
break;
}
break;
@ -1327,7 +1327,7 @@ void ReadCharAttr(uint16_t col,uint16_t row,uint8_t page,uint16_t * result) {
*result = real_readw(GetTextSeg(), (row * real_readw(BIOSMEM_SEG, BIOSMEM_NB_COLS) + col) * 2);
return;
}
fontdata=Real2Phys(RealGetVec(0x43));
fontdata=RealGetVec(0x43);
break;
}
@ -1335,13 +1335,14 @@ void ReadCharAttr(uint16_t col,uint16_t row,uint8_t page,uint16_t * result) {
for (uint16_t chr=0;chr<256;chr++) {
if (chr==128 && split_chr) fontdata=Real2Phys(RealGetVec(0x1f));
if (chr==128 && split_chr) fontdata=RealGetVec(0x1f);
bool error=false;
uint16_t ty=(uint16_t)y;
for (uint8_t h=0;h<cheight;h++) {
uint8_t bitsel=128;
uint8_t bitline=mem_readb(fontdata++);
uint8_t bitline=mem_readb(Real2Phys(fontdata));
fontdata=RealMake(RealSeg(fontdata),RealOff(fontdata)+1);
uint8_t res=0;
uint8_t vidline=0;
uint16_t tx=(uint16_t)x;
@ -1355,7 +1356,7 @@ void ReadCharAttr(uint16_t col,uint16_t row,uint8_t page,uint16_t * result) {
ty++;
if(bitline != vidline){
/* It's not character 'chr', move on to the next */
fontdata+=(unsigned int)(cheight-(unsigned int)h-1u);
fontdata=RealMake(RealSeg(fontdata),RealOff(fontdata)+cheight-h-1);
error = true;
break;
}
@ -1371,6 +1372,7 @@ void ReadCharAttr(uint16_t col,uint16_t row,uint8_t page,uint16_t * result) {
}
void INT10_ReadCharAttr(uint16_t * result,uint8_t page) {
if(CurMode->ptotal==1) page=0;
if(page==0xFF) page=real_readb(BIOSMEM_SEG,BIOSMEM_CURRENT_PAGE);
uint8_t cur_row=CURSOR_POS_ROW(page);
uint8_t cur_col=CURSOR_POS_COL(page);