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dribling: Use raw timing parameters for screen

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This commit is contained in:
AJR 2022-05-12 10:43:05 -04:00
parent 35357a43b6
commit 51fcd72c74
1 changed files with 2 additions and 5 deletions
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7
src/mame/drivers/dribling.cpp
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@ -277,7 +277,7 @@ void dribling_state::machine_reset()
void dribling_state::dribling(machine_config &config)
{
// basic machine hardware
Z80(config, m_maincpu, 20_MHz_XTAL / 4); // XTAL verified, divider not
Z80(config, m_maincpu, 20_MHz_XTAL / 4); // XTAL and divider verified
m_maincpu->set_addrmap(AS_PROGRAM, &dribling_state::prg_map);
m_maincpu->set_addrmap(AS_IO, &dribling_state::io_map);
m_maincpu->set_vblank_int("screen", FUNC(dribling_state::irq_gen));
@ -298,10 +298,7 @@ void dribling_state::dribling(machine_config &config)
// video hardware
screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
screen.set_video_attributes(VIDEO_UPDATE_BEFORE_VBLANK);
screen.set_refresh_hz(60);
screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); // not accurate
screen.set_size(256, 256);
screen.set_visarea(0, 255, 40, 255);
screen.set_raw(20_MHz_XTAL / 4, 320, 0, 256, 262, 40, 256);
screen.set_screen_update(FUNC(dribling_state::screen_update));
screen.set_palette("palette");