1 files changed, 311 insertions, 0 deletions
diff --git a/Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.cpp b/Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.cpp
new file mode 100644
index 0000000000..850ff27281
--- /dev/null
+++ b/Source/Core/InputCommon/ControllerInterface/DInput/DInputKeyboardMouse.cpp
@@ -0,0 +1,311 @@
+
+#include "DInputKeyboardMouse.h"
+#include "DInput.h"
+
+	// (lower would be more sensitive) user can lower sensitivity by setting range
+	// seems decent here ( at 8 ), I don't 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 DInput
+{
+
+static const struct
+{
+	const BYTE			code;
+	const char* const	name;
+} named_keys[] =
+{
+#include "NamedKeys.h"
+};
+
+static const struct
+{
+	const BYTE			code;
+	const char* const	name;
+} named_lights[] =
+{
+	{ VK_NUMLOCK, "NUM LOCK" },
+	{ VK_CAPITAL, "CAPS LOCK" },
+	{ VK_SCROLL, "SCROLL LOCK" }
+};
+
+// lil silly
+static HWND hwnd;
+
+void InitKeyboardMouse(IDirectInput8* const idi8, std::vector<Core::Device*>& devices, HWND _hwnd)
+{
+	hwnd = _hwnd;
+
+	// mouse and keyboard are a combined device, to allow shift+click and stuff
+	// if that's 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
+
+	LPDIRECTINPUTDEVICE8 kb_device = NULL;
+	LPDIRECTINPUTDEVICE8 mo_device = NULL;
+
+	if (SUCCEEDED(idi8->CreateDevice( GUID_SysKeyboard, &kb_device, NULL)))
+	{
+		if (SUCCEEDED(kb_device->SetDataFormat(&c_dfDIKeyboard)))
+		{
+			if (SUCCEEDED(kb_device->SetCooperativeLevel(NULL, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE)))
+			{
+				if (SUCCEEDED(idi8->CreateDevice( GUID_SysMouse, &mo_device, NULL )))
+				{
+					if (SUCCEEDED(mo_device->SetDataFormat(&c_dfDIMouse2)))
+					{
+						if (SUCCEEDED(mo_device->SetCooperativeLevel(NULL, DISCL_BACKGROUND | DISCL_NONEXCLUSIVE)))
+						{
+							devices.push_back(new KeyboardMouse(kb_device, mo_device));
+							return;
+						}
+					}
+				}
+			}
+		}
+	}
+
+	if (kb_device)
+		kb_device->Release();
+	if (mo_device)
+		mo_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_kb_device->Acquire();
+	m_mo_device->Acquire();
+
+	m_last_update = GetTickCount();
+
+	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 (u8 i = 0; i < sizeof(named_keys)/sizeof(*named_keys); ++i)
+		AddInput(new Key(i, m_state_in.keyboard[named_keys[i].code]));
+	// add lights
+	for (u8 i = 0; i < sizeof(named_lights)/sizeof(*named_lights); ++i)
+		AddOutput(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 (u8 i = 0; i < mouse_caps.dwButtons; ++i)
+		AddInput(new Button(i, m_state_in.mouse.rgbButtons[i]));
+	// mouse axes
+	for (unsigned int i = 0; i < mouse_caps.dwAxes; ++i)
+	{
+		const LONG& ax = (&m_state_in.mouse.lX)[i];
+
+		// each axis gets a negative and a positive input instance associated with it
+		AddInput(new Axis(i, ax, (2==i) ? -1 : -MOUSE_AXIS_SENSITIVITY));
+		AddInput(new Axis(i, ax, -(2==i) ? 1 : MOUSE_AXIS_SENSITIVITY));
+	}
+	// cursor, with a hax for-loop
+	for (unsigned int i=0; i<4; ++i)
+		AddInput(new Cursor(!!(i&2), (&m_state_in.cursor.x)[i/2], !!(i&1)));
+}
+
+void GetMousePos(float* const x, float* const y)
+{
+	unsigned int win_width = 2, win_height = 2;
+	POINT point = { 1, 1 };
+	GetCursorPos(&point);
+	// Get the cursor position relative to the upper left corner of the rendering window
+	ScreenToClient(hwnd, &point);
+
+	// Get the size of the rendering window. (In my case Rect.top and Rect.left was zero.)
+	RECT rect;
+	GetClientRect(hwnd, &rect);
+	// Width and height is the size of the rendering window
+	win_width = rect.right - rect.left;
+	win_height = rect.bottom - rect.top;
+
+	// Return the mouse position as a range from -1 to 1
+	*x = (float)point.x / (float)win_width * 2 - 1;
+	*y = (float)point.y / (float)win_height * 2 - 1;
+}
+
+bool KeyboardMouse::UpdateInput()
+{
+	DIMOUSESTATE2 tmp_mouse;
+
+	// if mouse position hasn't been updated in a short while, skip a dev state
+	DWORD cur_time = GetTickCount();
+	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;
+
+	HRESULT kb_hr = m_kb_device->GetDeviceState(sizeof(m_state_in.keyboard), &m_state_in.keyboard);
+	HRESULT mo_hr = m_mo_device->GetDeviceState(sizeof(tmp_mouse), &tmp_mouse);
+
+	if (DIERR_INPUTLOST == kb_hr || DIERR_NOTACQUIRED == kb_hr)
+		m_kb_device->Acquire();
+
+	if (DIERR_INPUTLOST == mo_hr || DIERR_NOTACQUIRED == mo_hr)
+		m_mo_device->Acquire();
+
+	if (SUCCEEDED(kb_hr) && SUCCEEDED(mo_hr))
+	{
+		// need to smooth out the axes, otherwise it doesn't 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));
+
+		// update mouse cursor
+		GetMousePos(&m_state_in.cursor.x, &m_state_in.cursor.y);
+
+		return true;
+	}
+
+	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] > GetTickCount() % 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 DINPUT_SOURCE_NAME;
+}
+
+// names
+std::string KeyboardMouse::Key::GetName() const
+{
+	return named_keys[m_index].name;
+}
+
+std::string KeyboardMouse::Button::GetName() const
+{
+	return std::string("Click ") + char('0' + m_index);
+}
+
+std::string KeyboardMouse::Axis::GetName() const
+{
+	static char tmpstr[] = "Axis ..";
+	tmpstr[5] = (char)('X' + m_index);
+	tmpstr[6] = (m_range<0 ? '-' : '+');
+	return tmpstr;
+}
+
+std::string KeyboardMouse::Cursor::GetName() const
+{
+	static char tmpstr[] = "Cursor ..";
+	tmpstr[7] = (char)('X' + m_index);
+	tmpstr[8] = (m_positive ? '+' : '-');
+	return tmpstr;
+}
+
+std::string KeyboardMouse::Light::GetName() const
+{
+	return named_lights[m_index].name;
+}
+
+// get/set state
+ControlState KeyboardMouse::Key::GetState() const
+{
+	return (m_key != 0);
+}
+
+ControlState KeyboardMouse::Button::GetState() const
+{
+	return (m_button != 0);
+}
+
+ControlState KeyboardMouse::Axis::GetState() const
+{
+	return std::max(0.0f, ControlState(m_axis) / m_range);
+}
+
+ControlState KeyboardMouse::Cursor::GetState() const
+{
+	return std::max(0.0f, ControlState(m_axis) / (m_positive ? 1.0f : -1.0f));
+}
+
+void KeyboardMouse::Light::SetState(const ControlState state)
+{
+	//state_out[m_index] = (unsigned char)(state * 255);
+}
+
+}
+}