c64: added mouse controller (nw)

scripts/src/bus.lua

@@ -1801,6 +1801,8 @@ if (BUSES["VCS_CTRL"]~=null) then
 		MAME_DIR .. "src/devices/bus/vcs_ctrl/keypad.h",
 		MAME_DIR .. "src/devices/bus/vcs_ctrl/lightpen.cpp",
 		MAME_DIR .. "src/devices/bus/vcs_ctrl/lightpen.h",
+		MAME_DIR .. "src/devices/bus/vcs_ctrl/mouse.cpp",
+		MAME_DIR .. "src/devices/bus/vcs_ctrl/mouse.h",
 		MAME_DIR .. "src/devices/bus/vcs_ctrl/paddles.cpp",
 		MAME_DIR .. "src/devices/bus/vcs_ctrl/paddles.h",
 		MAME_DIR .. "src/devices/bus/vcs_ctrl/wheel.cpp",

src/devices/bus/c64/fcc.cpp

@@ -4,6 +4,8 @@
 
 Tasc Final ChessCard cartridge emulation
 
+It expects a mouse in port 2, and/or joystick in port 1.
+
 The cartridge includes its own CPU (G65SC02P-4 @ 5MHz), making a relatively
 strong chess program possible on C64.
 It was also released for IBM PC, with an ISA card.

src/devices/bus/vcs_ctrl/ctrl.cpp

@@ -71,6 +71,7 @@ void vcs_control_port_device::device_start()
 #include "joystick.h"
 #include "keypad.h"
 #include "lightpen.h"
+#include "mouse.h"
 #include "paddles.h"
 #include "wheel.h"
 
@@ -78,6 +79,7 @@ void vcs_control_port_devices(device_slot_interface &device)
 {
 	device.option_add("joy", VCS_JOYSTICK);
 	device.option_add("pad", VCS_PADDLES);
+	device.option_add("mouse", VCS_MOUSE);
 	device.option_add("lp", VCS_LIGHTPEN);
 	device.option_add("joybstr", VCS_JOYSTICK_BOOSTER);
 	device.option_add("wheel", VCS_WHEEL);

src/devices/bus/vcs_ctrl/mouse.cpp

@@ -0,0 +1,100 @@
+// license:BSD-3-Clause
+// copyright-holders:Curt Coder, hap
+/**********************************************************************
+
+    Mouse emulation (Commodore 1351 or compatible)
+
+**********************************************************************/
+
+#include "emu.h"
+#include "mouse.h"
+
+
+
+//**************************************************************************
+//  DEVICE DEFINITIONS
+//**************************************************************************
+
+DEFINE_DEVICE_TYPE(VCS_MOUSE, vcs_mouse_device, "vcs_mouse", "Atari / CBM Mouse")
+
+
+static INPUT_PORTS_START( vcs_mouse )
+	PORT_START("JOY")
+	PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_BUTTON2 )
+	PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON1 )
+	PORT_BIT( 0xde, IP_ACTIVE_LOW, IPT_UNUSED )
+
+	PORT_START("POTX")
+	PORT_BIT( 0xff, 0x00, IPT_MOUSE_X) PORT_SENSITIVITY(30) PORT_KEYDELTA(20)
+
+	PORT_START("POTY")
+	PORT_BIT( 0xff, 0x00, IPT_MOUSE_Y) PORT_SENSITIVITY(30) PORT_KEYDELTA(20) PORT_REVERSE
+INPUT_PORTS_END
+
+
+//-------------------------------------------------
+//  input_ports - device-specific input ports
+//-------------------------------------------------
+
+ioport_constructor vcs_mouse_device::device_input_ports() const
+{
+	return INPUT_PORTS_NAME( vcs_mouse );
+}
+
+
+
+//**************************************************************************
+//  LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+//  vcs_mouse_device - constructor
+//-------------------------------------------------
+
+vcs_mouse_device::vcs_mouse_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
+	device_t(mconfig, VCS_MOUSE, tag, owner, clock),
+	device_vcs_control_port_interface(mconfig, *this),
+	m_joy(*this, "JOY"),
+	m_potx(*this, "POTX"),
+	m_poty(*this, "POTY")
+{
+}
+
+
+//-------------------------------------------------
+//  device_start - device-specific startup
+//-------------------------------------------------
+
+void vcs_mouse_device::device_start()
+{
+}
+
+
+//-------------------------------------------------
+//  vcs_joy_r - joystick read
+//-------------------------------------------------
+
+uint8_t vcs_mouse_device::vcs_joy_r()
+{
+	return m_joy->read();
+}
+
+
+//-------------------------------------------------
+//  vcs_pot_x_r - potentiometer X read
+//-------------------------------------------------
+
+uint8_t vcs_mouse_device::vcs_pot_x_r()
+{
+	return m_potx->read();
+}
+
+
+//-------------------------------------------------
+//  vcs_pot_y_r - potentiometer Y read
+//-------------------------------------------------
+
+uint8_t vcs_mouse_device::vcs_pot_y_r()
+{
+	return m_poty->read();
+}

src/devices/bus/vcs_ctrl/mouse.h

@@ -0,0 +1,56 @@
+// license:BSD-3-Clause
+// copyright-holders:Curt Coder, hap
+/**********************************************************************
+
+    Mouse emulation (Commodore 1351 or compatible)
+
+**********************************************************************/
+
+#ifndef MAME_BUS_VCS_CTRL_MOUSE_H
+#define MAME_BUS_VCS_CTRL_MOUSE_H
+
+#pragma once
+
+#include "ctrl.h"
+
+
+
+//**************************************************************************
+//  TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> vcs_mouse_device
+
+class vcs_mouse_device : public device_t,
+						public device_vcs_control_port_interface
+{
+public:
+	// construction/destruction
+	vcs_mouse_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+	// optional information overrides
+	virtual ioport_constructor device_input_ports() const override;
+
+protected:
+	// device-level overrides
+	virtual void device_start() override;
+
+	// device_vcs_control_port_interface overrides
+	virtual uint8_t vcs_joy_r() override;
+	virtual uint8_t vcs_pot_x_r() override;
+	virtual uint8_t vcs_pot_y_r() override;
+
+	virtual bool has_pot_x() override { return true; }
+	virtual bool has_pot_y() override { return true; }
+
+private:
+	required_ioport m_joy;
+	required_ioport m_potx;
+	required_ioport m_poty;
+};
+
+
+// device type definition
+DECLARE_DEVICE_TYPE(VCS_MOUSE, vcs_mouse_device)
+
+#endif // MAME_BUS_VCS_CTRL_MOUSE_H