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Diffstat (limited to 'src/devices/bus/sms_ctrl/lphaser.h')
-rw-r--r--src/devices/bus/sms_ctrl/lphaser.h69
1 files changed, 69 insertions, 0 deletions
diff --git a/src/devices/bus/sms_ctrl/lphaser.h b/src/devices/bus/sms_ctrl/lphaser.h
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+++ b/src/devices/bus/sms_ctrl/lphaser.h
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+// license:BSD-3-Clause
+// copyright-holders:Fabio Priuli
+/**********************************************************************
+
+ Sega Master System "Light Phaser" (light gun) emulation
+
+**********************************************************************/
+
+#pragma once
+
+#ifndef __SMS_LIGHT_PHASER__
+#define __SMS_LIGHT_PHASER__
+
+
+#include "emu.h"
+#include "smsctrl.h"
+
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> sms_light_phaser_device
+
+class sms_light_phaser_device : public device_t,
+ public device_video_interface,
+ public device_sms_control_port_interface
+{
+public:
+ // construction/destruction
+ sms_light_phaser_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // optional information overrides
+ virtual ioport_constructor device_input_ports() const;
+
+ DECLARE_CUSTOM_INPUT_MEMBER( th_pin_r );
+ DECLARE_INPUT_CHANGED_MEMBER( position_changed );
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+ virtual void device_reset();
+
+ // device_sms_control_port_interface overrides
+ virtual UINT8 peripheral_r();
+
+private:
+ required_ioport m_lphaser_pins;
+ required_ioport m_lphaser_x;
+ required_ioport m_lphaser_y;
+
+ int m_sensor_last_state;
+ emu_timer *m_lphaser_timer;
+ static const device_timer_id TIMER_LPHASER = 0;
+
+ void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
+ void sensor_check();
+ int bright_aim_area( emu_timer *timer, int lgun_x, int lgun_y );
+ UINT16 screen_hpos_nonscaled(int scaled_hpos);
+ UINT16 screen_vpos_nonscaled(int scaled_vpos);
+};
+
+
+// device type definition
+extern const device_type SMS_LIGHT_PHASER;
+
+
+#endif