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-vgmplay: Added rate controls. [Ryan Holtz]

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This commit is contained in:
Ryan Holtz 2020-04-25 20:13:45 +02:00
parent 43683e7916
commit 32801c685f
1 changed files with 18 additions and 2 deletions
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20
src/mame/drivers/vgmplay.cpp
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@ -394,6 +394,9 @@ enum vgmplay_inputs : uint8_t
VGMPLAY_RESTART,
VGMPLAY_LOOP,
VGMPLAY_VIZ,
VGMPLAY_RATE_DOWN,
VGMPLAY_RATE_UP,
VGMPLAY_RATE_RST
};
class vgmplay_state : public driver_device
@ -957,14 +960,15 @@ void vgmplay_device::execute_run()
uint32_t version = m_file->read_dword(8);
m_pc = 0x34 + m_file->read_dword(0x34);
if ((version < 0x150 && m_pc != 0x34) ||
(version >= 0x150 && m_pc == 0x34))
if ((version < 0x150 && m_pc != 0x34) || (version >= 0x150 && m_pc == 0x34))
{
osd_printf_error("bad rip detected, v%x invalid header size 0x%x\n", version, m_pc);
m_pc = 0x40;
}
else if (version < 0x150)
{
m_pc = 0x40;
}
m_state = RUN;
break;
@ -3160,6 +3164,15 @@ INPUT_CHANGED_MEMBER(vgmplay_state::key_pressed)
case VGMPLAY_VIZ:
m_mixer->cycle_viz_mode();
break;
case VGMPLAY_RATE_DOWN:
m_vgmplay->set_unscaled_clock((uint32_t)(m_vgmplay->clock() * 0.95f));
break;
case VGMPLAY_RATE_UP:
m_vgmplay->set_unscaled_clock((uint32_t)(m_vgmplay->clock() / 0.95f));
break;
case VGMPLAY_RATE_RST:
m_vgmplay->set_unscaled_clock(44100);
break;
}
}
@ -3171,6 +3184,9 @@ static INPUT_PORTS_START( vgmplay )
PORT_BIT(0x0008, IP_ACTIVE_HIGH, IPT_BUTTON4) PORT_CHANGED_MEMBER(DEVICE_SELF, vgmplay_state, key_pressed, VGMPLAY_RESTART) PORT_NAME("Restart")
PORT_BIT(0x0010, IP_ACTIVE_HIGH, IPT_BUTTON5) PORT_CHANGED_MEMBER(DEVICE_SELF, vgmplay_state, key_pressed, VGMPLAY_LOOP) PORT_NAME("Loop")
PORT_BIT(0x0020, IP_ACTIVE_HIGH, IPT_BUTTON6) PORT_CHANGED_MEMBER(DEVICE_SELF, vgmplay_state, key_pressed, VGMPLAY_VIZ) PORT_NAME("Visualization Mode")
PORT_BIT(0x0040, IP_ACTIVE_HIGH, IPT_BUTTON7) PORT_CHANGED_MEMBER(DEVICE_SELF, vgmplay_state, key_pressed, VGMPLAY_RATE_DOWN) PORT_CODE(KEYCODE_R) PORT_NAME("Rate Down")
PORT_BIT(0x0080, IP_ACTIVE_HIGH, IPT_BUTTON8) PORT_CHANGED_MEMBER(DEVICE_SELF, vgmplay_state, key_pressed, VGMPLAY_RATE_UP) PORT_CODE(KEYCODE_T) PORT_NAME("Rate Up")
PORT_BIT(0x0100, IP_ACTIVE_HIGH, IPT_BUTTON9) PORT_CHANGED_MEMBER(DEVICE_SELF, vgmplay_state, key_pressed, VGMPLAY_RATE_RST) PORT_CODE(KEYCODE_U) PORT_NAME("Reset Rate")
INPUT_PORTS_END
void vgmplay_state::file_map(address_map &map)