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(MESS) sq1/sqrack: Greatly improved display behavior [R. Belmont]

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This commit is contained in:
R. Belmont 2013-01-05 04:57:00 +00:00
parent 87082fc6a8
commit 2a2d72365e
1 changed files with 16 additions and 9 deletions
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25
src/mess/machine/esqvfd.c
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@ -331,19 +331,21 @@ machine_config_constructor esq2x40_sq1_t::device_mconfig_additions() const
void esq2x40_sq1_t::write_char(int data)
{
if (data == 0x09) // musical note
{
data = '^'; // approximate for now
}
if (m_Wait87Shift)
{
// printf("87Shift got %02x\n", data);
if (data == 0x00) // clear
{
m_cursx = m_cursy = 0;
memset(m_chars, 0, sizeof(m_chars));
memset(m_attrs, 0, sizeof(m_attrs));
memset(m_dirty, 1, sizeof(m_dirty));
}
m_cursy = (data >> 4) & 0xf;
m_cursx = data & 0xf;
m_Wait87Shift = false;
}
else if (m_Wait88Shift)
{
m_Wait88Shift = false;
}
else if ((data >= 0x20) && (data <= 0x7f))
{
m_chars[m_cursy][m_cursx] = data - ' ';
@ -369,6 +371,10 @@ void esq2x40_sq1_t::write_char(int data)
{
m_Wait87Shift = true;
}
else if (data == 0x88)
{
m_Wait88Shift = true;
}
else
{
// printf("SQ-1 unhandled display char %02x\n", data);
@ -380,4 +386,5 @@ esq2x40_sq1_t::esq2x40_sq1_t(const machine_config &mconfig, const char *tag, dev
m_rows = 2;
m_cols = 40;
m_Wait87Shift = false;
m_Wait88Shift = false;
}