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Handle text blinking for cga/tandy

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Clear some more events on resolution changes


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1850
This commit is contained in:
Sjoerd van der Berg 2004-06-20 17:04:16 +00:00
parent 1de427249f
commit 5fa83f5e8d
1 changed files with 9 additions and 5 deletions
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14
src/hardware/vga_draw.cpp
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@ -190,7 +190,9 @@ static void VGA_DrawPart(Bitu lines) {
vga.draw.parts_left--;
if (vga.draw.parts_left) {
PIC_AddEvent(VGA_DrawPart,vga.draw.micro.parts,vga.draw.parts_lines);
} else RENDER_EndUpdate();
} else {
RENDER_EndUpdate();
}
}
void VGA_SetBlinking(Bitu enabled) {
@ -199,11 +201,11 @@ void VGA_SetBlinking(Bitu enabled) {
if (enabled) {
b=0;vga.draw.blinking=1; //used to -1 but blinking is unsigned
vga.attr.mode_control|=0x08;
vga.tandy.mode_control&=~0x20;
vga.tandy.mode_control|=0x20;
} else {
b=8;vga.draw.blinking=0;
vga.attr.mode_control&=~0x08;
vga.tandy.mode_control|=0x20;
vga.tandy.mode_control&=~0x20;
}
for (Bitu i=0;i<8;i++) TXT_BG_Table[i+8]=(b+i) | ((b+i) << 8)| ((b+i) <<16) | ((b+i) << 24);
}
@ -220,11 +222,12 @@ static void VGA_VerticalTimer(Bitu val) {
vga.draw.panning=vga.config.pel_panning;
switch (vga.mode) {
case M_TEXT:
vga.draw.address=(vga.draw.address*2);
case M_TANDY_TEXT:
vga.draw.cursor.count++;
/* check for blinking and blinking change delay */
FontMask[1]=(vga.attr.mode_control & (vga.draw.cursor.count >> 1) & 0x8) ?
FontMask[1]=(vga.draw.blinking & (vga.draw.cursor.count >> 4)) ?
0 : 0xffffffff;
vga.draw.address=(vga.draw.address*2);
break;
case M_CGA4:case M_CGA2:case M_CGA16:
case M_TANDY2:case M_TANDY4:case M_TANDY16:
@ -471,6 +474,7 @@ void VGA_SetupDrawing(Bitu val) {
if (( width != vga.draw.width) || (height != vga.draw.height)) {
PIC_RemoveEvents(VGA_VerticalTimer);
PIC_RemoveEvents(VGA_VerticalDisplayEnd);
PIC_RemoveEvents(VGA_DrawPart);
vga.draw.width=width;
vga.draw.height=height;
vga.draw.scaleh=scaleh;