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cit101: Add underline attribute; fix char width (nw)

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This commit is contained in:
AJR 2018-04-30 16:27:56 -04:00
parent 28d0308877
commit 488706a46c
1 changed files with 10 additions and 2 deletions
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12
src/mame/drivers/cit101.cpp
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@ -104,7 +104,8 @@ void cit101_state::machine_start()
u32 cit101_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
int char_width = 9;
// TODO: 9 for 132-column mode
int char_width = 10;
for (int y = cliprect.top(); y <= cliprect.bottom(); y++)
{
@ -113,7 +114,10 @@ u32 cit101_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, con
u16 rowaddr = m_mainram[row * 2] | (m_extraram[row * 2] & 0x3f) << 8;
int c = 0;
u8 attr = m_extraram[rowaddr];
u8 char_data = m_chargen[(m_mainram[rowaddr] << 4) | line];
if (line == 9 && BIT(attr, 0))
char_data ^= 0xff;
for (int x = screen.visible_area().left(); x <= screen.visible_area().right(); x++)
{
if (x >= cliprect.left() && x <= cliprect.right())
@ -124,7 +128,11 @@ u32 cit101_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, con
else
{
c = 0;
char_data = m_chargen[(m_mainram[++rowaddr] << 4) | line];
rowaddr++;
attr = m_extraram[rowaddr];
char_data = m_chargen[(m_mainram[rowaddr] << 4) | line];
if (line == 9 && BIT(attr, 0))
char_data ^= 0xff;
}
}
}