void device_execute_interface::on_vblank_start(screen_device &screen)
{
// start the interrupt counter
if (!suspended(SUSPEND_REASON_DISABLE))
m_iloops = 0;
else
m_iloops = -1;
// the hack style VBLANK decleration always uses the first screen
bool interested = false;
if (m_execute_config.m_vblank_interrupts_per_frame > 1)
interested = true;
// for new style declaration, we need to compare the tags
else if (m_execute_config.m_vblank_interrupt_screen != NULL)
interested = (strcmp(screen.tag(), m_execute_config.m_vblank_interrupt_screen) == 0);
// if interested, call the interrupt handler
if (interested)
{
if (!suspended(SUSPEND_REASON_HALT | SUSPEND_REASON_RESET | SUSPEND_REASON_DISABLE))
(*m_execute_config.m_vblank_interrupt)(&m_device);
// if we have more than one interrupt per frame, start the timer now to trigger the rest of them
if (m_execute_config.m_vblank_interrupts_per_frame > 1 && !suspended(SUSPEND_REASON_DISABLE))
{
m_partial_frame_period = device().machine->primary_screen->frame_period() / m_execute_config.m_vblank_interrupts_per_frame;
m_partial_frame_timer->adjust(m_partial_frame_period);
}
}
}
std::string machine_info::get_screen_desc(screen_device &screen)
{
if (screen_device_iterator(m_machine.root_device()).count() > 1)
return string_format(_("Screen '%1$s'"), screen.tag());
else
return _("Screen");
}
UINT32 coco3_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
{
bool result;
if (!strcmp(screen.tag(), ":" COMPOSITE_SCREEN_TAG))
{
/* composite screen */
result = m_gime->update_composite(bitmap, cliprect);
}
else if (!strcmp(screen.tag(), ":" RGB_SCREEN_TAG))
{
/* rgb screen */
result = m_gime->update_rgb(bitmap, cliprect);
}
else
{
fatalerror("Called screen_update() with invalid tag '%s'", screen.tag());
}
return result;
}
