1 files changed, 272 insertions, 0 deletions
diff --git a/Source/Core/InputCommon/Src/ControllerInterface/DirectInput/DirectInputKeyboardMouse.cpp b/Source/Core/InputCommon/Src/ControllerInterface/DirectInput/DirectInputKeyboardMouse.cpp
new file mode 100644
index 0000000000..071a233887
--- /dev/null
+++ b/Source/Core/InputCommon/Src/ControllerInterface/DirectInput/DirectInputKeyboardMouse.cpp
@@ -0,0 +1,272 @@
+#include "../ControllerInterface.h"
+
+#ifdef CIFACE_USE_DIRECTINPUT_KBM
+
+#include "DirectInputKeyboardMouse.h"
+
+// TODO: maybe add a ClearInputState function to this device
+
+	// (lower would be more sensitive) user can lower sensitivity by setting range
+	// seems decent here ( at 8 ), I dont think anyone would need more sensitive than this
+	// and user can lower it much farther than they would want to with the range
+#define MOUSE_AXIS_SENSITIVITY		8
+
+	// if input hasn't been received for this many ms, mouse input will be skipped
+	// otherwise it is just some crazy value
+#define DROP_INPUT_TIME				250
+
+namespace ciface
+{
+namespace DirectInput
+{
+
+struct
+{
+	const BYTE			code;
+	const char* const	name;
+} named_keys[] =
+{
+#include "NamedKeys.h"
+};
+
+struct
+{
+	const BYTE			code;
+	const char* const	name;
+} named_lights[] =
+{
+	{ VK_NUMLOCK, "NUM LOCK" },
+	{ VK_CAPITAL, "CAPS LOCK" },
+	{ VK_SCROLL, "SCROLL LOCK" }
+};
+
+void InitKeyboardMouse( IDirectInput8* const idi8, std::vector<ControllerInterface::Device*>& devices )
+{
+	// mouse and keyboard are a combined device, to allow shift+click and stuff
+	// if thats dumb, i will make a VirtualDevice class that just uses ranges of inputs/outputs from other devices
+	// so there can be a separated Keyboard and mouse, as well as combined KeyboardMouse
+
+	// TODO: this has potential to not release devices if set datafmt or cooplevel fails
+
+	LPDIRECTINPUTDEVICE8 kb_device;
+	LPDIRECTINPUTDEVICE8 mo_device;
+
+	if ( DI_OK == idi8->CreateDevice( GUID_SysKeyboard, &kb_device, NULL ) )
+	if ( DI_OK == kb_device->SetDataFormat( &c_dfDIKeyboard ) )
+	if ( DI_OK == kb_device->SetCooperativeLevel( NULL, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE) )
+	if ( DI_OK == kb_device->Acquire() )
+	{
+
+		if ( DI_OK == idi8->CreateDevice( GUID_SysMouse, &mo_device, NULL ) )
+		if ( DI_OK == mo_device->SetDataFormat( &c_dfDIMouse2 ) )
+		if ( DI_OK == mo_device->SetCooperativeLevel( NULL, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE) )
+		if ( DI_OK == mo_device->Acquire() )
+		{
+			devices.push_back( new KeyboardMouse( kb_device, mo_device ) );
+			return;
+		}
+		else
+			goto release_mouse;
+
+		goto unacquire_kb;
+	}
+	else
+		goto release_kb;
+
+release_mouse:
+	mo_device->Release();
+unacquire_kb:
+	kb_device->Unacquire();
+release_kb:
+	kb_device->Release();
+}
+
+KeyboardMouse::~KeyboardMouse()
+{
+	// kb
+	m_kb_device->Unacquire();
+	m_kb_device->Release();
+	// mouse
+	m_mo_device->Unacquire();
+	m_mo_device->Release();
+}
+
+KeyboardMouse::KeyboardMouse( const LPDIRECTINPUTDEVICE8 kb_device, const LPDIRECTINPUTDEVICE8 mo_device )
+	: m_kb_device(kb_device)
+	, m_mo_device(mo_device)
+{
+	m_last_update = wxGetLocalTimeMillis();
+
+	ZeroMemory( &m_state_in, sizeof(m_state_in) );
+	ZeroMemory( m_state_out, sizeof(m_state_out) );
+	ZeroMemory( &m_current_state_out, sizeof(m_current_state_out) );
+
+	// KEYBOARD
+	// add keys
+	for ( unsigned int i = 0; i < sizeof(named_keys)/sizeof(*named_keys); ++i )
+		inputs.push_back( new Key( i ) );
+	// add lights
+	for ( unsigned int i = 0; i < sizeof(named_lights)/sizeof(*named_lights); ++i )
+		outputs.push_back( new Light( i ) );
+
+	// MOUSE
+	// get caps
+	DIDEVCAPS mouse_caps;
+	ZeroMemory( &mouse_caps, sizeof(mouse_caps) );
+	mouse_caps.dwSize = sizeof(mouse_caps);
+	m_mo_device->GetCapabilities(&mouse_caps);
+	// mouse buttons
+	for ( unsigned int i = 0; i < mouse_caps.dwButtons; ++i )
+		inputs.push_back( new Button( i ) );
+	// mouse axes
+	for ( unsigned int i = 0; i < mouse_caps.dwAxes; ++i )
+	{
+		// each axis gets a negative and a positive input instance associated with it
+		inputs.push_back( new Axis( i, (2==i) ? -1 : -MOUSE_AXIS_SENSITIVITY ) );
+		inputs.push_back( new Axis( i, -(2==i) ? 1 : MOUSE_AXIS_SENSITIVITY ) );
+	}
+
+}
+
+bool KeyboardMouse::UpdateInput()
+{
+	DIMOUSESTATE2 tmp_mouse;
+
+	// if mouse position hasn't been updated in a short while, skip a dev state
+	wxLongLong cur_time = wxGetLocalTimeMillis();
+	if ( cur_time - m_last_update > DROP_INPUT_TIME )
+	{
+		// set axes to zero
+		ZeroMemory( &m_state_in.mouse, sizeof(m_state_in.mouse) );
+		// skip this input state
+		m_mo_device->GetDeviceState( sizeof(tmp_mouse), &tmp_mouse );
+	}
+
+	m_last_update = cur_time;
+
+	if ( DI_OK == m_kb_device->GetDeviceState( sizeof(m_state_in.keyboard), &m_state_in.keyboard )
+		&& DI_OK == m_mo_device->GetDeviceState( sizeof(tmp_mouse), &tmp_mouse ) )
+	{
+		// need to smooth out the axes, otherwise it doesnt work for shit
+		for ( unsigned int i = 0; i < 3; ++i )
+			((&m_state_in.mouse.lX)[i] += (&tmp_mouse.lX)[i]) /= 2;
+
+		// copy over the buttons
+		memcpy( m_state_in.mouse.rgbButtons, tmp_mouse.rgbButtons, sizeof(m_state_in.mouse.rgbButtons) );
+		return true;
+	}
+	else
+		return false;
+}
+
+bool KeyboardMouse::UpdateOutput()
+{
+	class KInput : public INPUT
+	{
+	public:
+		KInput( const unsigned char key, const bool up = false )
+		{
+			memset( this, 0, sizeof(*this) );
+			type = INPUT_KEYBOARD;
+			ki.wVk = key;
+			if (up) ki.dwFlags = KEYEVENTF_KEYUP;
+		}
+	};
+
+	std::vector< KInput > kbinputs;
+	for ( unsigned int i = 0; i < sizeof(m_state_out)/sizeof(*m_state_out); ++i )
+	{
+		bool want_on = false;
+		if ( m_state_out[i] )
+			want_on = m_state_out[i] > wxGetLocalTimeMillis() % 255 ;	// light should flash when output is 0.5
+
+		// lights are set to their original state when output is zero
+		if ( want_on ^ m_current_state_out[i] )
+		{
+			kbinputs.push_back( KInput( named_lights[i].code ) );		// press
+			kbinputs.push_back( KInput( named_lights[i].code, true ) ); // release
+
+			m_current_state_out[i] ^= 1;
+		}
+	}
+
+	if (kbinputs.size())
+		return ( kbinputs.size() == SendInput( (UINT)kbinputs.size(), &kbinputs[0], sizeof( kbinputs[0] ) ) );
+	else
+		return true;
+}
+
+std::string KeyboardMouse::GetName() const
+{
+	return "Keyboard Mouse";
+}
+
+int KeyboardMouse::GetId() const
+{
+	// should this be -1, idk
+	return 0;
+}
+
+std::string KeyboardMouse::GetSource() const
+{
+	return "DirectInput";
+}
+
+ControlState KeyboardMouse::GetInputState( const ControllerInterface::Device::Input* const input )
+{
+	return ( ((Input*)input)->GetState( &m_state_in ) );
+}
+
+void KeyboardMouse::SetOutputState( const ControllerInterface::Device::Output* const output, const ControlState state )
+{
+	((Output*)output)->SetState( state, m_state_out );
+}
+
+// names
+std::string KeyboardMouse::Key::GetName() const
+{
+	return named_keys[m_index].name;
+}
+
+std::string KeyboardMouse::Button::GetName() const
+{
+	return std::string("Button ") + char('0'+m_index);
+}
+
+std::string KeyboardMouse::Axis::GetName() const
+{
+	std::string tmpstr("Mouse ");
+	tmpstr += "XYZ"[m_index]; tmpstr += ( m_range>0 ? '+' : '-' );
+	return tmpstr;
+}
+
+std::string KeyboardMouse::Light::GetName() const
+{
+	return named_lights[ m_index ].name;
+}
+
+// get/set state
+ControlState KeyboardMouse::Key::GetState( const State* const state )
+{
+	return ( state->keyboard[named_keys[m_index].code] > 0 );
+}
+
+ControlState KeyboardMouse::Button::GetState( const State* const state )
+{
+	return ( state->mouse.rgbButtons[m_index] > 0 );
+}
+
+ControlState KeyboardMouse::Axis::GetState( const State* const state )
+{
+	return std::max( 0.0f, ControlState((&state->mouse.lX)[m_index]) / m_range );
+}
+
+void KeyboardMouse::Light::SetState( const ControlState state, unsigned char* const state_out )
+{
+	state_out[ m_index ] = state * 255;
+}
+
+}
+}
+
+#endif