diff options
Diffstat (limited to 'src/devices/bus/neogeo_ctrl/irrmaze.cpp')
-rw-r--r-- | src/devices/bus/neogeo_ctrl/irrmaze.cpp | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/devices/bus/neogeo_ctrl/irrmaze.cpp b/src/devices/bus/neogeo_ctrl/irrmaze.cpp new file mode 100644 index 00000000000..0172d6f86d4 --- /dev/null +++ b/src/devices/bus/neogeo_ctrl/irrmaze.cpp @@ -0,0 +1,114 @@ +// license:BSD-3-Clause +// copyright-holders:Fabio Priuli +/********************************************************************** + + SNK Neo Geo Irritation Maze Analog Controller emulation + +**********************************************************************/ + +#include "irrmaze.h" + +//************************************************************************** +// DEVICE DEFINITIONS +//************************************************************************** + +const device_type NEOGEO_IRRMAZE = &device_creator<neogeo_irrmaze_device>; + + +static INPUT_PORTS_START( neogeo_irrmaze ) + PORT_START("BUTTONS") + PORT_BIT( 0x0f, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(1) + PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(1) + PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_PLAYER(2) + PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_PLAYER(2) + + PORT_START("TRACK_X") + PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_X ) PORT_SENSITIVITY(10) PORT_KEYDELTA(20) PORT_REVERSE + + PORT_START("TRACK_Y") + PORT_BIT( 0xff, 0x00, IPT_TRACKBALL_Y ) PORT_SENSITIVITY(10) PORT_KEYDELTA(20) PORT_REVERSE +INPUT_PORTS_END + + +//------------------------------------------------- +// input_ports - device-specific input ports +//------------------------------------------------- + +ioport_constructor neogeo_irrmaze_device::device_input_ports() const +{ + return INPUT_PORTS_NAME( neogeo_irrmaze ); +} + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// neogeo_irrmaze_device - constructor +//------------------------------------------------- + +neogeo_irrmaze_device::neogeo_irrmaze_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, NEOGEO_IRRMAZE, "SNK Neo Geo Irritating Maze Analog Controller", tag, owner, clock, "neogeo_irrmaze", __FILE__), + device_neogeo_ctrl_edge_interface(mconfig, *this), + m_tx(*this, "TRACK_X"), + m_ty(*this, "TRACK_Y"), + m_buttons(*this, "BUTTONS") +{ +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void neogeo_irrmaze_device::device_start() +{ + save_item(NAME(m_ctrl_sel)); +} + + +//------------------------------------------------- +// device_reset - device-specific reset +//------------------------------------------------- + +void neogeo_irrmaze_device::device_reset() +{ + m_ctrl_sel = 0; +} + + +//------------------------------------------------- +// in0_r +//------------------------------------------------- + +READ8_MEMBER(neogeo_irrmaze_device::in0_r) +{ + UINT8 res = 0; + if (m_ctrl_sel & 0x01) + res = m_ty->read(); + else + res = m_tx->read(); + + return res; +} + +//------------------------------------------------- +// in1_r +//------------------------------------------------- + +READ8_MEMBER(neogeo_irrmaze_device::in1_r) +{ + return m_buttons->read(); +} + +//------------------------------------------------- +// write_ctrlsel +//------------------------------------------------- + +void neogeo_irrmaze_device::write_ctrlsel(UINT8 data) +{ + m_ctrl_sel = data; +} + |