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atari/st: add mouse buttons

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ksherlock 2023-05-24 19:12:26 -04:00 committed by GitHub
parent 37a047d0f0
commit 0169676c7e
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2 changed files with 16 additions and 3 deletions
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18
src/mame/atari/stkbd.cpp
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@ -49,6 +49,7 @@ st_kbd_device::st_kbd_device(const machine_config &mconfig, const char *tag, dev
m_joy(*this, "JOY%u", 0U),
m_mousex(*this, "MOUSEX"),
m_mousey(*this, "MOUSEY"),
m_mouseb(*this, "MOUSEB"),
m_config(*this, "config"),
m_keylatch(0),
m_mouse(0),
@ -147,11 +148,18 @@ uint8_t st_kbd_device::port2_r()
{
// bit description
// 0 JOY 1-5
// 1 JOY 0-6
// 2 JOY 1-6
// 1 JOY 0-6 / mouse button 1
// 2 JOY 1-6 / mouse button 2
// 3 serial from cpu
return (m_joy[1]->read() & 0x06) | (m_tx << 3);
uint8_t data;
if ((m_config->read() & 0x01) == 0)
data = m_mouseb->read();
else
data = m_joy[0]->read();
return (data & 0x06) | (m_tx << 3);
}
void st_kbd_device::port2_w(uint8_t data)
@ -358,6 +366,10 @@ static INPUT_PORTS_START(stkbd)
PORT_START("MOUSEY")
PORT_BIT( 0xff, 0x00, IPT_MOUSE_Y ) PORT_SENSITIVITY(100) PORT_KEYDELTA(5) PORT_MINMAX(0, 255) PORT_PLAYER(1)
PORT_START("MOUSEB")
PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_NAME("Mouse Button 1") PORT_CODE(MOUSECODE_BUTTON1)
PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON1) PORT_NAME("Mouse Button 2") PORT_CODE(MOUSECODE_BUTTON2)
INPUT_PORTS_END
ioport_constructor st_kbd_device::device_input_ports() const

1
src/mame/atari/stkbd.h
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@ -42,6 +42,7 @@ private:
required_ioport_array<2> m_joy;
required_ioport m_mousex;
required_ioport m_mousey;
required_ioport m_mouseb;
required_ioport m_config;
uint16_t m_keylatch;