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author Dirk Best <mail@dirk-best.de>2017-11-01 09:51:02 +0100
committer Dirk Best <mail@dirk-best.de>2017-11-01 09:51:36 +0100
commit346a935839f9d2dde8353c8149de58dfd90fc5cd (patch)
treeb280d14e131b1c0a3e76793039fad4c88fc2b454
parent07de0d575dcb293ca77f857e60cd2542eba4bcf4 (diff)
einstein: Add support for mouse connected to the user port
Enable with "-user mouse" and try it with "-flop1 mouseart".
-rw-r--r--scripts/src/bus.lua2
-rw-r--r--src/devices/bus/einstein/userport/mouse.cpp106
-rw-r--r--src/devices/bus/einstein/userport/mouse.h47
-rw-r--r--src/devices/bus/einstein/userport/userport.cpp2
4 files changed, 157 insertions, 0 deletions
diff --git a/scripts/src/bus.lua b/scripts/src/bus.lua
index 0d98c3da1f7..bebcde91fae 100644
--- a/scripts/src/bus.lua
+++ b/scripts/src/bus.lua
@@ -3306,6 +3306,8 @@ if (BUSES["EINSTEIN_USERPORT"]~=null) then
files {
MAME_DIR .. "src/devices/bus/einstein/userport/userport.cpp",
MAME_DIR .. "src/devices/bus/einstein/userport/userport.h",
+ MAME_DIR .. "src/devices/bus/einstein/userport/mouse.cpp",
+ MAME_DIR .. "src/devices/bus/einstein/userport/mouse.h",
MAME_DIR .. "src/devices/bus/einstein/userport/speech.cpp",
MAME_DIR .. "src/devices/bus/einstein/userport/speech.h",
}
diff --git a/src/devices/bus/einstein/userport/mouse.cpp b/src/devices/bus/einstein/userport/mouse.cpp
new file mode 100644
index 00000000000..945bff5d37c
--- /dev/null
+++ b/src/devices/bus/einstein/userport/mouse.cpp
@@ -0,0 +1,106 @@
+// license: GPL-2.0+
+// copyright-holders: Dirk Best
+/***************************************************************************
+
+ Einstein Mouse
+
+ TODO: Verify implementation (mouse directions are digital only?)
+
+***************************************************************************/
+
+#include "emu.h"
+#include "mouse.h"
+
+
+//**************************************************************************
+// DEVICE DEFINITIONS
+//**************************************************************************
+
+DEFINE_DEVICE_TYPE(EINSTEIN_MOUSE, einstein_mouse_device, "einstein_mouse", "Einstein Mouse")
+
+//-------------------------------------------------
+// input_ports - device-specific input ports
+//-------------------------------------------------
+
+static INPUT_PORTS_START( mouse )
+ PORT_START("mouse_b")
+ PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_PLAYER(1) PORT_NAME("Mouse Left Button")
+ PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_BUTTON2) PORT_PLAYER(1) PORT_NAME("Mouse Right Button")
+
+ PORT_START("mouse_x")
+ PORT_BIT(0xff, 0x00, IPT_MOUSE_X) PORT_PLAYER(1) PORT_SENSITIVITY(100) PORT_KEYDELTA(5)
+
+ PORT_START("mouse_y")
+ PORT_BIT(0xff, 0x00, IPT_MOUSE_Y) PORT_PLAYER(1) PORT_SENSITIVITY(100) PORT_KEYDELTA(5)
+INPUT_PORTS_END
+
+ioport_constructor einstein_mouse_device::device_input_ports() const
+{
+ return INPUT_PORTS_NAME( mouse );
+}
+
+
+//**************************************************************************
+// LIVE DEVICE
+//**************************************************************************
+
+//-------------------------------------------------
+// einstein_speech_device - constructor
+//-------------------------------------------------
+
+einstein_mouse_device::einstein_mouse_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
+ device_t(mconfig, EINSTEIN_MOUSE, tag, owner, clock),
+ device_einstein_userport_interface(mconfig, *this),
+ m_mouse_b(*this, "mouse_b"),
+ m_mouse_x(*this, "mouse_x"),
+ m_mouse_y(*this, "mouse_y"),
+ m_x(0), m_y(0)
+{
+}
+
+//-------------------------------------------------
+// device_start - device-specific startup
+//-------------------------------------------------
+
+void einstein_mouse_device::device_start()
+{
+ // register for save states
+ save_item(NAME(m_x));
+ save_item(NAME(m_y));
+}
+
+
+//**************************************************************************
+// IMPLEMENTATION
+//**************************************************************************
+
+// 7------- not used
+// -6------ not used
+// --5----- right button
+// ---4---- left button
+// ----3--- right
+// -----2-- left
+// ------1- down
+// -------0 up
+
+uint8_t einstein_mouse_device::read()
+{
+ uint8_t data = 0;
+
+ uint8_t x = m_mouse_x->read();
+ uint8_t y = m_mouse_y->read();
+
+ int dx = m_x - x;
+ int dy = m_y - y;
+
+ data |= m_mouse_b->read() << 4;
+ data |= (dx < 0) ? 0 : 1 << 3;
+ data |= (dx > 0) ? 0 : 1 << 2;
+ data |= (dy < 0) ? 0 : 1 << 1;
+ data |= (dy > 0) ? 0 : 1 << 0;
+
+ m_x = x;
+ m_y = y;
+
+ return data;
+}
diff --git a/src/devices/bus/einstein/userport/mouse.h b/src/devices/bus/einstein/userport/mouse.h
new file mode 100644
index 00000000000..dad8200d06b
--- /dev/null
+++ b/src/devices/bus/einstein/userport/mouse.h
@@ -0,0 +1,47 @@
+// license: GPL-2.0+
+// copyright-holders: Dirk Best
+/***************************************************************************
+
+ Einstein Mouse
+
+***************************************************************************/
+
+#ifndef MAME_BUS_EINSTEIN_USERPORT_MOUSE_H
+#define MAME_BUS_EINSTEIN_USERPORT_MOUSE_H
+
+#pragma once
+
+#include "userport.h"
+
+
+//**************************************************************************
+// TYPE DEFINITIONS
+//**************************************************************************
+
+// ======================> einstein_mouse_device
+
+class einstein_mouse_device : public device_t, public device_einstein_userport_interface
+{
+public:
+ // construction/destruction
+ einstein_mouse_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+protected:
+ virtual ioport_constructor device_input_ports() const override;
+ virtual void device_start() override;
+
+ virtual uint8_t read() override;
+
+private:
+ required_ioport m_mouse_b;
+ required_ioport m_mouse_x;
+ required_ioport m_mouse_y;
+
+ int m_x;
+ int m_y;
+};
+
+// device type definition
+DECLARE_DEVICE_TYPE(EINSTEIN_MOUSE, einstein_mouse_device)
+
+#endif // MAME_BUS_EINSTEIN_USERPORT_MOUSE_H
diff --git a/src/devices/bus/einstein/userport/userport.cpp b/src/devices/bus/einstein/userport/userport.cpp
index 853fbd8777a..d38dba12af9 100644
--- a/src/devices/bus/einstein/userport/userport.cpp
+++ b/src/devices/bus/einstein/userport/userport.cpp
@@ -10,6 +10,7 @@
#include "userport.h"
// supported devices
+#include "mouse.h"
#include "speech.h"
@@ -118,5 +119,6 @@ device_einstein_userport_interface::~device_einstein_userport_interface()
//**************************************************************************
SLOT_INTERFACE_START( einstein_userport_cards )
+ SLOT_INTERFACE("mouse", EINSTEIN_MOUSE)
SLOT_INTERFACE("speech", EINSTEIN_SPEECH)
SLOT_INTERFACE_END