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rallyunlimited-engine/code/win32/win_input.c

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2024-02-02 16:46:17 +00:00
/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
This file is part of Quake III Arena source code.
Quake III Arena source code is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
Quake III Arena source code is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Quake III Arena source code; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
// win_input.c -- win32 mouse and joystick code
// 02/21/97 JCB Added extended DirectInput code to support external controllers.
#include "../client/client.h"
#include "win_local.h"
#include "glw_win.h"
typedef struct {
int oldButtonState;
qboolean mouseActive;
qboolean mouseInitialized;
} WinMouseVars_t;
static WinMouseVars_t s_wmv;
static POINT window_center;
static POINT client_center;
#ifdef USE_MIDI
//
// MIDI definitions
//
static void IN_StartupMIDI( void );
static void IN_ShutdownMIDI( void );
#define MAX_MIDIIN_DEVICES 8
typedef struct {
int numDevices;
MIDIINCAPS caps[MAX_MIDIIN_DEVICES];
HMIDIIN hMidiIn;
} MidiInfo_t;
static MidiInfo_t s_midiInfo;
#endif
#ifdef USE_JOYSTICK
//
// Joystick definitions
//
#define JOY_MAX_AXES 6 // X, Y, Z, R, U, V
typedef struct {
qboolean avail;
int id; // joystick number
JOYCAPS jc;
int oldbuttonstate;
int oldpovstate;
JOYINFOEX ji;
} joystickInfo_t;
static joystickInfo_t joy;
#endif
#ifdef USE_MIDI
cvar_t *in_midi;
cvar_t *in_midiport;
cvar_t *in_midichannel;
cvar_t *in_mididevice;
#endif
cvar_t *in_minimize;
cvar_t *in_nograb;
cvar_t *in_lagged;
cvar_t *in_mouse;
cvar_t *in_logitechbug;
#ifdef USE_JOYSTICK
cvar_t *in_joystick;
cvar_t *in_joyBallScale;
cvar_t *in_debugJoystick;
cvar_t *joy_threshold;
#endif
// forward-referenced functions
#ifdef USE_JOYSTICK
void IN_StartupJoystick (void);
void IN_JoyMove(void);
#endif
#ifdef USE_MIDI
static void MidiInfo_f( void );
#endif
/*
============================================================
WIN32 MOUSE CONTROL
============================================================
*/
/*
================
IN_MouseActive
================
*/
qboolean IN_MouseActive( void )
{
return ( s_wmv.mouseActive && in_nograb->integer == 0 );
}
/*
================
IN_UpdateWindow
Called when window gets resized/moved
Updates window center and clip region
================
*/
void IN_UpdateWindow( RECT *window_rect, qboolean updateClipRegion )
{
RECT rect;
if ( !window_rect )
window_rect = ▭
if ( GetClientRect( g_wv.hWnd, window_rect ) ) {
POINT pos;
int sx = 0, sy = 0;
pos.x = window_rect->left;
pos.y = window_rect->top;
ClientToScreen( g_wv.hWnd, &pos );
window_rect->left = pos.x;
window_rect->top = pos.y;
window_rect->right += pos.x;
window_rect->bottom += pos.y;
// do not overlap with taskbar
if ( window_rect->bottom > glw_state.workArea.bottom )
window_rect->bottom = glw_state.workArea.bottom;
// ... and with 90 degrees clockwise rotation
if ( window_rect->right > glw_state.workArea.right )
window_rect->right = glw_state.workArea.right;
if ( window_rect->top < glw_state.workArea.top )
sy = glw_state.workArea.top - window_rect->top;
if ( window_rect->left < glw_state.workArea.left )
sx = glw_state.workArea.left - window_rect->left;
client_center.x = (window_rect->right - window_rect->left + sx) / 2;
client_center.y = (window_rect->bottom - window_rect->top + sy) / 2;
window_center = client_center;
ClientToScreen( g_wv.hWnd, &window_center );
} else {
if ( !GetWindowRect( g_wv.hWnd, window_rect ) )
return;
window_center.x = ( window_rect->right + window_rect->left )/2;
window_center.y = ( window_rect->top + window_rect->bottom )/2;
client_center = window_center;
ScreenToClient( g_wv.hWnd, &client_center );
}
if ( updateClipRegion && s_wmv.mouseActive && gw_active ) {
ClipCursor( window_rect );
}
}
/*
================
IN_CaptureMouse
================
*/
static void IN_CaptureMouse( const RECT *clipRect )
{
CURSORINFO ci;
ClipCursor( clipRect );
SetCursorPos( window_center.x, window_center.y );
SetCapture( g_wv.hWnd );
memset( &ci, 0, sizeof( ci ) );
ci.cbSize = sizeof( CURSORINFO );
if ( GetCursorInfo( &ci ) ) {
if ( ci.flags == CURSOR_SHOWING ) {
while ( ShowCursor( FALSE ) >= 0 )
;
}
} else {
while ( ShowCursor( FALSE ) >= 0 )
;
}
}
/*
================
IN_ActivateWin32Mouse
================
*/
static void IN_ActivateWin32Mouse( void )
{
RECT window_rect;
IN_UpdateWindow( &window_rect, qfalse );
IN_CaptureMouse( &window_rect );
}
/*
================
IN_DeactivateWin32Mouse
================
*/
static void IN_DeactivateWin32Mouse( void )
{
CURSORINFO ci;
if ( !gw_minimized ) {
IN_UpdateWindow( NULL, qfalse );
SetCursorPos( window_center.x, window_center.y );
}
ReleaseCapture();
ClipCursor( NULL );
memset( &ci, 0, sizeof( ci ) );
ci.cbSize = sizeof( CURSORINFO );
if ( GetCursorInfo( &ci ) ) {
if ( ci.flags == 0 ) {
while ( ShowCursor( TRUE ) < 0 )
;
}
} else {
while ( ShowCursor( TRUE ) < 0 )
;
}
}
/*
================
IN_Win32Mouse
================
*/
static void IN_Win32Mouse( int *mx, int *my )
{
POINT current_pos;
// find mouse movement
GetCursorPos( &current_pos );
*mx = current_pos.x - window_center.x;
*my = current_pos.y - window_center.y;
}
/*
============================================================
RAW INPUT MOUSE CONTROL
============================================================
*/
#define ISWINXP(sys) (sys.dwPlatformId==VER_PLATFORM_WIN32_NT && \
((sys.dwMajorVersion==5 && sys.dwMinorVersion>=1)||(sys.dwMajorVersion>5)))
typedef UINT (WINAPI *PGRRID)(PRAWINPUTDEVICE pRawInputDevices, PUINT puiNumDevices, UINT cbSize);
typedef BOOL (WINAPI *PRRID)(PCRAWINPUTDEVICE pRawInputDevices, UINT uiNumDevices, UINT cbSize);
typedef UINT (WINAPI *PGRID)(HRAWINPUT hRawInput, UINT uiCommand, LPVOID pData, PUINT pcbSize, UINT cbSizeHeader);
static PGRRID GRRID;
static PRRID RRID;
static PGRID GRID;
static BOOL raw_inited = FALSE;
static BOOL raw_activated = FALSE;
/*
================
IN_InitRawMouse
================
*/
static BOOL IN_InitRawMouse( void ) {
HMODULE dll;
#ifndef idx64
if ( !ISWINXP( g_wv.osversion ) ) {
return FALSE; // operating system is not supported
}
#endif
if ( raw_inited ) {
return TRUE; // already inited
}
GRRID = NULL;
RRID = NULL;
GRID = NULL;
dll = GetModuleHandle( T("user32") ); // should always success
if ( !dll ) {
return FALSE;
}
GRRID = (PGRRID) GetProcAddress( dll, "GetRegisteredRawInputDevices" );
RRID = (PRRID) GetProcAddress( dll, "RegisterRawInputDevices" );
GRID = (PGRID) GetProcAddress( dll, "GetRawInputData" );
//CloseHandle( dll );
if ( !GRRID || !RRID || !GRID ) {
return FALSE;
}
raw_inited = TRUE;
return TRUE;
}
/*
================
IN_ActivateRawMouse
================
*/
static void IN_ActivateRawMouse( void )
{
RECT window_rect;
RAWINPUTDEVICE Rid;
UINT num;
int cnt;
if ( raw_activated )
{
return; // already activated
}
num = 1;
cnt = GRRID( &Rid, &num, sizeof( Rid ) );
if ( cnt < 0 || !g_wv.hWnd )
{
Com_Printf( S_COLOR_YELLOW "Error getting registered raw input devices\n" );
return; // error getting registered raw input devices
}
IN_UpdateWindow( &window_rect, qfalse );
if ( cnt >= 1 && Rid.hwndTarget == g_wv.hWnd )
{
// device already exists?
}
else
{
Rid.usUsagePage = HID_USAGE_PAGE_GENERIC;
Rid.usUsage = HID_USAGE_GENERIC_MOUSE;
Rid.dwFlags = RIDEV_NOLEGACY /*| RIDEV_CAPTUREMOUSE*/; // skip all WM_*BUTTON* and WM_MOUSEMOVE stuff
Rid.hwndTarget = g_wv.hWnd;
if( !RRID( &Rid, 1, sizeof( Rid ) ) )
{
Com_Printf( S_COLOR_YELLOW "Error registering raw input device\n" );
return;
}
}
IN_CaptureMouse( &window_rect );
raw_activated = TRUE;
}
/*
================
IN_RawMouse
================
*/
static void IN_RawMouse( int *mx, int *my ) {
*mx = g_wv.raw_mx;
*my = g_wv.raw_my;
}
/*
================
IN_DeactivateRawMouse
================
*/
static void IN_DeactivateRawMouse( void )
{
if ( raw_activated )
{
RAWINPUTDEVICE Rid;
Rid.usUsagePage = HID_USAGE_PAGE_GENERIC;
Rid.usUsage = HID_USAGE_GENERIC_MOUSE;
Rid.dwFlags = RIDEV_REMOVE;
Rid.hwndTarget = NULL;
if ( !RRID( &Rid, 1, sizeof( Rid ) ) )
{
Com_Printf( S_COLOR_YELLOW "Error removing raw input device\n" );
return;
}
}
raw_activated = FALSE;
}
/*
============================================================
DIRECT INPUT MOUSE CONTROL
============================================================
*/
#undef DEFINE_GUID
#define DEFINE_GUID(name, l, w1, w2, b1, b2, b3, b4, b5, b6, b7, b8) \
const GUID name \
= { l, w1, w2, { b1, b2, b3, b4, b5, b6, b7, b8 } }
DEFINE_GUID(GUID_SysMouse, 0x6F1D2B60,0xD5A0,0x11CF,0xBF,0xC7,0x44,0x45,0x53,0x54,0x00,0x00);
DEFINE_GUID(GUID_XAxis, 0xA36D02E0,0xC9F3,0x11CF,0xBF,0xC7,0x44,0x45,0x53,0x54,0x00,0x00);
DEFINE_GUID(GUID_YAxis, 0xA36D02E1,0xC9F3,0x11CF,0xBF,0xC7,0x44,0x45,0x53,0x54,0x00,0x00);
DEFINE_GUID(GUID_ZAxis, 0xA36D02E2,0xC9F3,0x11CF,0xBF,0xC7,0x44,0x45,0x53,0x54,0x00,0x00);
#define DINPUT_BUFFERSIZE 64
#define iDirectInputCreate(a,b,c,d) pDirectInputCreate(a,b,c,d)
HRESULT (WINAPI *pDirectInputCreate)(HINSTANCE hinst, DWORD dwVersion,
LPDIRECTINPUT * lplpDirectInput, LPUNKNOWN punkOuter);
static HINSTANCE hInstDI;
typedef struct MYDATA {
LONG lX; // X axis goes here
LONG lY; // Y axis goes here
LONG lZ; // Z axis goes here
BYTE bButtonA; // One button goes here
BYTE bButtonB; // Another button goes here
BYTE bButtonC; // Another button goes here
BYTE bButtonD; // Another button goes here
} MYDATA;
static DIOBJECTDATAFORMAT rgodf[] = {
{ &GUID_XAxis, FIELD_OFFSET(MYDATA, lX), DIDFT_AXIS | DIDFT_ANYINSTANCE, 0,},
{ &GUID_YAxis, FIELD_OFFSET(MYDATA, lY), DIDFT_AXIS | DIDFT_ANYINSTANCE, 0,},
{ &GUID_ZAxis, FIELD_OFFSET(MYDATA, lZ), 0x80000000 | DIDFT_AXIS | DIDFT_ANYINSTANCE, 0,},
{ 0, FIELD_OFFSET(MYDATA, bButtonA), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
{ 0, FIELD_OFFSET(MYDATA, bButtonB), DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
{ 0, FIELD_OFFSET(MYDATA, bButtonC), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
{ 0, FIELD_OFFSET(MYDATA, bButtonD), 0x80000000 | DIDFT_BUTTON | DIDFT_ANYINSTANCE, 0,},
};
#define NUM_OBJECTS (sizeof(rgodf) / sizeof(rgodf[0]))
// NOTE TTimo: would be easier using c_dfDIMouse or c_dfDIMouse2
static DIDATAFORMAT df = {
sizeof(DIDATAFORMAT), // this structure
sizeof(DIOBJECTDATAFORMAT), // size of object data format
DIDF_RELAXIS, // absolute axis coordinates
sizeof(MYDATA), // device data size
NUM_OBJECTS, // number of objects
rgodf, // and here they are
};
static LPDIRECTINPUT g_pdi;
static LPDIRECTINPUTDEVICE g_pMouse;
static void IN_DIMouse( int *mx, int *my );
/*
========================
IN_InitDIMouse
========================
*/
static qboolean IN_InitDIMouse( void ) {
HRESULT hr;
int x, y;
DIPROPDWORD dipdw = {
{
sizeof(DIPROPDWORD), // diph.dwSize
sizeof(DIPROPHEADER), // diph.dwHeaderSize
0, // diph.dwObj
DIPH_DEVICE, // diph.dwHow
},
DINPUT_BUFFERSIZE, // dwData
};
Com_DPrintf( "Initializing DirectInput...\n");
if (!hInstDI) {
hInstDI = LoadLibrary( TEXT( "dinput.dll" ) );
if (hInstDI == NULL) {
Com_DPrintf ("Couldn't load dinput.dll\n");
return qfalse;
}
}
if (!pDirectInputCreate) {
pDirectInputCreate = (HRESULT (WINAPI *)(HINSTANCE, DWORD, LPDIRECTINPUT *, LPUNKNOWN))
GetProcAddress(hInstDI,"DirectInputCreateA");
if (!pDirectInputCreate) {
Com_DPrintf ("Couldn't get DI proc addr\n");
return qfalse;
}
}
// register with DirectInput and get an IDirectInput to play with.
hr = iDirectInputCreate( g_wv.hInstance, DIRECTINPUT_VERSION, &g_pdi, NULL);
if (FAILED(hr)) {
Com_DPrintf ("iDirectInputCreate failed\n");
return qfalse;
}
// obtain an interface to the system mouse device.
hr = IDirectInput_CreateDevice(g_pdi, &GUID_SysMouse, &g_pMouse, NULL);
if (FAILED(hr)) {
Com_DPrintf ("Couldn't open DI mouse device\n");
return qfalse;
}
// set the data format to "mouse format".
hr = IDirectInputDevice_SetDataFormat(g_pMouse, &df);
if (FAILED(hr)) {
Com_DPrintf ("Couldn't set DI mouse format\n");
return qfalse;
}
// set the cooperativity level.
hr = IDirectInputDevice_SetCooperativeLevel(g_pMouse, g_wv.hWnd,
DISCL_EXCLUSIVE | DISCL_FOREGROUND);
// https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=50
if (FAILED(hr)) {
Com_DPrintf ("Couldn't set DI coop level\n");
return qfalse;
}
// set the buffer size to DINPUT_BUFFERSIZE elements.
// the buffer size is a DWORD property associated with the device
{
const GUID *guid = (const GUID *)(size_t)(1);
hr = IDirectInputDevice_SetProperty( g_pMouse, guid, &dipdw.diph );
}
if (FAILED(hr)) {
Com_DPrintf ("Couldn't set DI buffersize\n");
return qfalse;
}
// clear any pending samples
IN_DIMouse( &x, &y );
IN_DIMouse( &x, &y );
Com_DPrintf( "DirectInput initialized.\n");
return qtrue;
}
/*
==========================
IN_ShutdownDIMouse
==========================
*/
static void IN_ShutdownDIMouse( void ) {
if (g_pMouse) {
IDirectInputDevice_Release(g_pMouse);
g_pMouse = NULL;
}
if (g_pdi) {
IDirectInput_Release(g_pdi);
g_pdi = NULL;
}
}
/*
==========================
IN_ActivateDIMouse
==========================
*/
static void IN_ActivateDIMouse( void ) {
HRESULT hr;
if (!g_pMouse) {
return;
}
// we may fail to reacquire if the window has been recreated
hr = IDirectInputDevice_Acquire( g_pMouse );
if (FAILED(hr)) {
if ( !IN_InitDIMouse() ) {
Com_Printf ("Falling back to Win32 mouse support...\n");
Cvar_Set( "in_mouse", "-1" );
}
}
while (ShowCursor (FALSE) >= 0)
;
}
/*
==========================
IN_DeactivateDIMouse
==========================
*/
static void IN_DeactivateDIMouse( void ) {
if (!g_pMouse) {
return;
}
IDirectInputDevice_Unacquire( g_pMouse );
}
/*
===================
IN_DIMouse
===================
*/
static void IN_DIMouse( int *mx, int *my ) {
DIDEVICEOBJECTDATA od;
DIMOUSESTATE state;
DWORD dwElements;
HRESULT hr;
int value;
if ( !g_pMouse ) {
return;
}
// fetch new events
for (;;)
{
dwElements = 1;
hr = IDirectInputDevice_GetDeviceData(g_pMouse,
sizeof(DIDEVICEOBJECTDATA), &od, &dwElements, 0);
if ((hr == DIERR_INPUTLOST) || (hr == DIERR_NOTACQUIRED)) {
IDirectInputDevice_Acquire(g_pMouse);
return;
}
/* Unable to read data or no data available */
if ( FAILED(hr) ) {
break;
}
if ( dwElements == 0 ) {
break;
}
switch (od.dwOfs) {
case DIMOFS_BUTTON0:
if (od.dwData & 0x80)
Sys_QueEvent( od.dwTimeStamp, SE_KEY, K_MOUSE1, qtrue, 0, NULL );
else
Sys_QueEvent( od.dwTimeStamp, SE_KEY, K_MOUSE1, qfalse, 0, NULL );
break;
case DIMOFS_BUTTON1:
if (od.dwData & 0x80)
Sys_QueEvent( od.dwTimeStamp, SE_KEY, K_MOUSE2, qtrue, 0, NULL );
else
Sys_QueEvent( od.dwTimeStamp, SE_KEY, K_MOUSE2, qfalse, 0, NULL );
break;
case DIMOFS_BUTTON2:
if (od.dwData & 0x80)
Sys_QueEvent( od.dwTimeStamp, SE_KEY, K_MOUSE3, qtrue, 0, NULL );
else
Sys_QueEvent( od.dwTimeStamp, SE_KEY, K_MOUSE3, qfalse, 0, NULL );
break;
case DIMOFS_BUTTON3:
if (od.dwData & 0x80)
Sys_QueEvent( od.dwTimeStamp, SE_KEY, K_MOUSE4, qtrue, 0, NULL );
else
Sys_QueEvent( od.dwTimeStamp, SE_KEY, K_MOUSE4, qfalse, 0, NULL );
break;
// https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=50
case DIMOFS_Z:
value = od.dwData;
if (value == 0) {
} else if (value < 0) {
Sys_QueEvent( od.dwTimeStamp, SE_KEY, K_MWHEELDOWN, qtrue, 0, NULL );
Sys_QueEvent( od.dwTimeStamp, SE_KEY, K_MWHEELDOWN, qfalse, 0, NULL );
} else {
Sys_QueEvent( od.dwTimeStamp, SE_KEY, K_MWHEELUP, qtrue, 0, NULL );
Sys_QueEvent( od.dwTimeStamp, SE_KEY, K_MWHEELUP, qfalse, 0, NULL );
}
break;
}
}
// read the raw delta counter and ignore
// the individual sample time / values
hr = IDirectInputDevice_GetDeviceState(g_pMouse,
sizeof(DIDEVICEOBJECTDATA), &state);
if ( FAILED(hr) ) {
*mx = *my = 0;
return;
}
*mx = state.lX;
*my = state.lY;
}
/*
============================================================
MOUSE CONTROL
============================================================
*/
/*
===========
IN_ActivateMouse
Called when the window gains focus or changes in some way
===========
*/
static void IN_ActivateMouse( void )
{
if ( !s_wmv.mouseInitialized )
return;
if ( !in_mouse->integer ) {
s_wmv.mouseActive = qfalse;
return;
}
if ( s_wmv.mouseActive )
return;
s_wmv.mouseActive = qtrue;
if ( in_mouse->integer == -1 ) {
IN_ActivateWin32Mouse();
} else {
if ( raw_inited )
IN_ActivateRawMouse();
else
IN_ActivateDIMouse();
}
}
/*
===========
IN_DeactivateMouse
Called when the window loses focus
===========
*/
static void IN_DeactivateMouse( void )
{
if ( !s_wmv.mouseActive )
return;
if ( !s_wmv.mouseInitialized )
return;
s_wmv.oldButtonState = 0;
s_wmv.mouseActive = qfalse;
IN_DeactivateDIMouse();
IN_DeactivateRawMouse();
IN_DeactivateWin32Mouse();
}
/*
===========
IN_StartupMouse
===========
*/
static void IN_StartupMouse( void )
{
s_wmv.mouseInitialized = qfalse;
if ( in_mouse->integer == 0 ) {
Com_DPrintf( "Mouse control not active.\n" );
return;
}
if ( in_mouse->integer == -1 ) {
Com_DPrintf( "Skipping check for Raw/DirectInput\n" );
} else {
if ( !g_wv.hWnd ) {
Com_Error( ERR_FATAL, "No window for mouse init" );
}
if ( IN_InitRawMouse() ) {
s_wmv.mouseInitialized = qtrue;
Com_DPrintf( "Raw mouse input initialized.\n" );
return;
}
if ( IN_InitDIMouse() ) {
s_wmv.mouseInitialized = qtrue;
return;
}
Com_DPrintf( "Falling back to Win32 mouse support...\n" );
}
s_wmv.mouseInitialized = qtrue;
}
/*
===========
IN_Win32MouseEvent
===========
*/
void IN_Win32MouseEvent( int x, int y, int mstate )
{
int dx, dy;
if ( in_lagged->integer ) {
} else {
dx = x - g_wv.mouse.x;
dy = y - g_wv.mouse.y;
g_wv.mouse.x = x;
g_wv.mouse.y = y;
if ( dx || dy ) {
Sys_QueEvent( g_wv.sysMsgTime, SE_MOUSE, dx, dy, 0, NULL );
}
}
#define CHECK_BUTTON(button) \
if ( mstate & (1<<(button-1)) ) { \
if ( !(s_wmv.oldButtonState & (1<<(button-1))) ) \
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MOUSE##button, qtrue, 0, NULL ); \
} else { \
if ( s_wmv.oldButtonState & (1<<(button-1)) ) \
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MOUSE##button, qfalse, 0, NULL ); \
}
// perform button actions
CHECK_BUTTON(1);
CHECK_BUTTON(2);
CHECK_BUTTON(3);
CHECK_BUTTON(4);
CHECK_BUTTON(5);
#undef CHECK_BUTTON
s_wmv.oldButtonState = mstate;
}
/*
===========
IN_RawMouseEvent
===========
*/
void IN_RawMouseEvent( LPARAM lParam )
{
UINT err, dwSize;
union {
BYTE lpb[40];
RAWINPUT raw;
} u;
dwSize = sizeof( u.raw );
err = GRID( (HRAWINPUT) lParam, RID_INPUT, &u.raw, &dwSize, sizeof( RAWINPUTHEADER ) );
if ( err == -1 )
return;
if ( u.raw.header.dwType != RIM_TYPEMOUSE || u.raw.data.mouse.usFlags != MOUSE_MOVE_RELATIVE )
return;
if ( u.raw.data.mouse.lLastX || u.raw.data.mouse.lLastY ) {
if ( in_lagged->integer ) {
g_wv.raw_mx += u.raw.data.mouse.lLastX;
g_wv.raw_my += u.raw.data.mouse.lLastY;
} else {
Sys_QueEvent( g_wv.sysMsgTime, SE_MOUSE, u.raw.data.mouse.lLastX,
u.raw.data.mouse.lLastY, 0, NULL );
}
}
if ( !u.raw.data.mouse.usButtonFlags )
return;
#define CHECK_RAW_BUTTON(button) \
if ( u.raw.data.mouse.usButtonFlags & RI_MOUSE_BUTTON_##button##_DOWN ) \
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MOUSE##button, qtrue, 0, NULL ); \
if ( u.raw.data.mouse.usButtonFlags & RI_MOUSE_BUTTON_##button##_UP ) \
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MOUSE##button, qfalse, 0, NULL )
CHECK_RAW_BUTTON(1);
CHECK_RAW_BUTTON(2);
CHECK_RAW_BUTTON(3);
CHECK_RAW_BUTTON(4);
CHECK_RAW_BUTTON(5);
#undef CHECK_RAW_BUTTON
if ( u.raw.data.mouse.usButtonFlags & RI_MOUSE_WHEEL )
{
short data = u.raw.data.mouse.usButtonData;
if ( data > 0 )
{
while( data > 0 )
{
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELUP, qtrue, 0, NULL );
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELUP, qfalse, 0, NULL );
data -= 120;
}
}
else
{
while( data < 0 )
{
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELDOWN, qtrue, 0, NULL );
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELDOWN, qfalse, 0, NULL );
data += 120;
}
}
}
}
/*
===========
IN_MouseMove
===========
*/
static void IN_MouseMove( void ) {
int mx = 0, my = 0;
if ( g_pMouse ) {
IN_DIMouse( &mx, &my );
} else {
if ( in_lagged->integer ) {
if ( raw_activated ) {
IN_RawMouse( &mx, &my );
} else {
IN_Win32Mouse( &mx, &my );
}
}
g_wv.raw_mx = 0;
g_wv.raw_my = 0;
// force the mouse to the center, so there's room to move
if ( in_mouse->integer == -1 )
SetCursorPos( window_center.x, window_center.y );
// reset delta base
g_wv.mouse = client_center;
}
if ( !mx && !my ) {
return;
}
Sys_QueEvent( 0, SE_MOUSE, mx, my, 0, NULL );
}
/*
in_minimize processing
*/
extern int HotKey;
extern void Win_RemoveHotkey( void );
extern void Win_AddHotkey( void );
extern int Win32_GetKey( const char **s, char *buf, int buflen );
/*
=========================================================================
=========================================================================
*/
static void IN_GetHotkey( cvar_t *var, int *pHotKey ) {
char kset[256], buf[64];
const char *s;
int i, code;
if ( !pHotKey )
return;
*pHotKey = 0;
if ( !var )
return;
s = var->string;
if ( !s ) {
Win_RemoveHotkey();
return;
}
memset( kset, 0, sizeof( kset ) );
for ( i = 0; i < 4; i++ )
{
code = Win32_GetKey( &s, buf, sizeof( buf ) );
if ( code == 0 ) // no more tokens
break;
if ( code < 0 || kset[code & 0xFF ] ||
( code != VK_CONTROL && code != VK_LCONTROL && code != VK_RCONTROL
&& code != VK_MENU && code != VK_LMENU && code != VK_RMENU
&& code != VK_SHIFT && code != VK_LSHIFT && code != VK_RSHIFT
&& code != (VK_LWIN|HK_MOD_LWIN) && code != (VK_RWIN|HK_MOD_RWIN)
&& *pHotKey & 0xFF )) {
Com_Printf( "%s:"S_COLOR_YELLOW" invalid token %s\n", var->name, buf );
*pHotKey = 0;
break;
}
kset[code & 0xFF] = 1;
switch ( code ) {
case VK_MENU: *pHotKey |= HK_MOD_ALT; break;
case VK_LMENU: *pHotKey |= (HK_MOD_ALT|HK_MOD_LALT); break;
case VK_RMENU: *pHotKey |= (HK_MOD_ALT|HK_MOD_RALT); break;
case VK_CONTROL: *pHotKey |= HK_MOD_CONTROL; break;
case VK_LCONTROL:*pHotKey |= (HK_MOD_CONTROL|HK_MOD_LCONTROL); break;
case VK_RCONTROL:*pHotKey |= (HK_MOD_CONTROL|HK_MOD_RCONTROL); break;
case VK_SHIFT: *pHotKey |= HK_MOD_SHIFT; break;
case VK_LSHIFT: *pHotKey |= HK_MOD_SHIFT|HK_MOD_LSHIFT; break;
case VK_RSHIFT: *pHotKey |= HK_MOD_SHIFT|HK_MOD_RSHIFT; break;
case VK_LWIN: *pHotKey |= HK_MOD_WIN; break;
case (VK_LWIN|HK_MOD_LWIN): *pHotKey |= (HK_MOD_WIN|HK_MOD_LWIN); break;
case (VK_RWIN|HK_MOD_RWIN): *pHotKey |= (HK_MOD_WIN|HK_MOD_RWIN); break;
default: *pHotKey |= (code & 0xFF); break;
};
}
if ( i == 0 )
{
Win_RemoveHotkey();
return;
}
if ( *pHotKey == VK_OEM_3 // '~'
|| *pHotKey == VK_RETURN
|| *pHotKey == HK_MOD_WIN
|| *pHotKey == (HK_MOD_WIN|HK_MOD_LWIN)
|| *pHotKey == (HK_MOD_WIN|HK_MOD_RWIN)
|| *pHotKey == (VK_RETURN|HK_MOD_ALT)
|| *pHotKey == (HK_MOD_CONTROL|VK_PAUSE)) {
Com_Printf( "%s:"S_COLOR_YELLOW" invalid hotkey %s\n", var->name, var->string );
*pHotKey = 0;
}
//Com_Printf("GetHotkey: %06X\n",*HotKey);
Win_RemoveHotkey();
Win_AddHotkey();
}
/*
===========
IN_Minimize
===========
*/
static void IN_Minimize( void )
{
if ( !CL_VideoRecording() || ( re.CanMinimize && re.CanMinimize() ) )
WIN_Minimize();
}
/*
===========
IN_Startup
===========
*/
void IN_Startup( void ) {
Com_DPrintf( "\n------- Input Initialization -------\n" );
IN_StartupMouse();
#ifdef USE_JOYSTICK
IN_StartupJoystick ();
#endif
#ifdef USE_MIDI
IN_StartupMIDI();
#endif
Com_DPrintf( "------------------------------------\n" );
in_mouse->modified = qfalse;
#ifdef USE_JOYSTICK
in_joystick->modified = qfalse;
#endif
}
/*
===========
IN_Shutdown
===========
*/
void IN_Shutdown( void ) {
IN_DeactivateMouse();
IN_ShutdownDIMouse();
#ifdef USE_MIDI
IN_ShutdownMIDI();
Cmd_RemoveCommand( "midiinfo" );
#endif
Cmd_RemoveCommand( "minimize" );
Cmd_RemoveCommand( "in_restart" );
}
/*
===========
IN_Init
===========
*/
void IN_Restart_f( void );
void IN_Init( void ) {
#ifdef USE_MIDI
// MIDI input controler variables
in_midi = Cvar_Get( "in_midi", "0", CVAR_ARCHIVE );
in_midiport = Cvar_Get( "in_midiport", "1", CVAR_ARCHIVE );
Cvar_SetDescription( in_midiport, "Toggle the use of a midi port as an input device." );
in_midichannel = Cvar_Get( "in_midichannel", "1", CVAR_ARCHIVE );
Cvar_SetDescription( in_midichannel, "Toggle the use of a midi channel as an input device." );
in_mididevice = Cvar_Get( "in_mididevice", "0", CVAR_ARCHIVE );
Cvar_SetDescription( in_mididevice, "Toggle the use of a midi device as an input device." );
Cmd_AddCommand( "midiinfo", MidiInfo_f );
#endif
#ifdef USE_JOYSTICK
// joystick variables
in_joystick = Cvar_Get( "in_joystick", "0", CVAR_ARCHIVE | CVAR_LATCH );
Cvar_SetDescription( in_joystick, "Whether or not joystick support is on." );
in_joyBallScale = Cvar_Get( "in_joyBallScale", "0.02", CVAR_ARCHIVE );
Cvar_SetDescription( in_joyBallScale, "Sets the scale of a joyball rotation to player model rotation." );
in_debugJoystick = Cvar_Get( "in_debugjoystick", "0", CVAR_TEMP );
joy_threshold = Cvar_Get( "joy_threshold", "0.15", CVAR_ARCHIVE );
Cvar_SetDescription( joy_threshold, "Threshold of joystick moving distance." );
#endif
// mouse variables
in_mouse = Cvar_Get ("in_mouse", "1", CVAR_ARCHIVE |CVAR_LATCH );
Cvar_CheckRange( in_mouse, "-1", "1", CV_INTEGER );
Cvar_SetDescription( in_mouse,
"Mouse data input source:\n" \
" 0 - disable mouse input\n" \
" 1 - di/raw mouse\n" \
" -1 - win32 mouse" );
in_nograb = Cvar_Get( "in_nograb", "0", 0 );
Cvar_SetDescription( in_nograb, "Do not capture mouse in game, may be useful during online streaming." );
in_lagged = Cvar_Get( "in_lagged", "0", 0 );
Cvar_SetDescription( in_lagged,
"Mouse movement processing order:\n" \
" 0 - before rendering\n" \
" 1 - before framerate limiter" );
in_logitechbug = Cvar_Get( "in_logitechbug", "0", CVAR_ARCHIVE_ND );
Cvar_SetDescription( in_logitechbug, "Toggle the use of special code in the game that addresses a bug in the logitech mouse driver software." );
in_minimize = Cvar_Get( "in_minimize", "", CVAR_ARCHIVE | CVAR_LATCH );
Cvar_SetDescription( in_minimize, "Hotkey for minimize/restore main window." );
Cmd_AddCommand( "minimize", IN_Minimize );
Cmd_AddCommand( "in_restart", IN_Restart_f );
IN_GetHotkey( in_minimize, &HotKey );
IN_Startup();
}
/*
===========
IN_Activate
Called when the main window gains or loses focus.
The window may have been destroyed and recreated
between a deactivate and an activate.
===========
*/
void IN_Activate( qboolean active ) {
if ( !active ) {
IN_DeactivateMouse();
}
}
/*
==================
IN_Frame
Called every frame, even if not generating commands
==================
*/
void IN_Frame( void ) {
// post joystick events
#ifdef USE_JOYSTICK
IN_JoyMove();
#endif
if ( !s_wmv.mouseInitialized ) {
return;
}
if ( Key_GetCatcher() & KEYCATCH_CONSOLE ) {
// temporarily deactivate if not in the game and
// running on the desktop with multimonitor configuration
if ( !glw_state.cdsFullscreen || glw_state.monitorCount > 1 ) {
IN_DeactivateMouse();
//WIN_EnableAltTab();
//WIN_DisableHook();
return;
}
}
if ( !gw_active || gw_minimized || in_nograb->integer ) {
IN_DeactivateMouse();
return;
}
IN_ActivateMouse();
//WIN_DisableAltTab();
WIN_EnableHook();
// post events to the system que
IN_MouseMove();
}
/*
=================
In_Restart_f
Restart the input subsystem
=================
*/
void IN_Restart_f( void ) {
IN_Shutdown();
IN_Init();
}
/*
=========================================================================
JOYSTICK
=========================================================================
*/
#ifdef USE_JOYSTICK
/*
===============
IN_StartupJoystick
===============
*/
void IN_StartupJoystick (void) {
int numdevs;
MMRESULT mmr;
// assume no joystick
joy.avail = qfalse;
if (! in_joystick->integer ) {
Com_DPrintf ("Joystick is not active.\n");
return;
}
// verify joystick driver is present
if ((numdevs = joyGetNumDevs ()) == 0)
{
Com_DPrintf ("joystick not found -- driver not present\n");
return;
}
// cycle through the joystick ids for the first valid one
mmr = 0;
for (joy.id=0 ; joy.id<numdevs ; joy.id++)
{
Com_Memset (&joy.ji, 0, sizeof(joy.ji));
joy.ji.dwSize = sizeof(joy.ji);
joy.ji.dwFlags = JOY_RETURNCENTERED;
if ((mmr = joyGetPosEx (joy.id, &joy.ji)) == JOYERR_NOERROR)
break;
}
// abort startup if we didn't find a valid joystick
if (mmr != JOYERR_NOERROR)
{
Com_DPrintf ("joystick not found -- no valid joysticks (%x)\n", mmr);
return;
}
// get the capabilities of the selected joystick
// abort startup if command fails
Com_Memset (&joy.jc, 0, sizeof(joy.jc));
if ((mmr = joyGetDevCaps (joy.id, &joy.jc, sizeof(joy.jc))) != JOYERR_NOERROR)
{
Com_DPrintf ("joystick not found -- invalid joystick capabilities (%x)\n", mmr);
return;
}
Com_DPrintf( "Joystick found.\n" );
Com_DPrintf( "Pname: %s\n", joy.jc.szPname );
Com_DPrintf( "OemVxD: %s\n", joy.jc.szOEMVxD );
Com_DPrintf( "RegKey: %s\n", joy.jc.szRegKey );
Com_DPrintf( "Numbuttons: %i / %i\n", joy.jc.wNumButtons, joy.jc.wMaxButtons );
Com_DPrintf( "Axis: %i / %i\n", joy.jc.wNumAxes, joy.jc.wMaxAxes );
Com_DPrintf( "Caps: 0x%x\n", joy.jc.wCaps );
if ( joy.jc.wCaps & JOYCAPS_HASPOV ) {
Com_DPrintf( "HASPOV\n" );
} else {
Com_DPrintf( "no POV\n" );
}
// old button and POV states default to no buttons pressed
joy.oldbuttonstate = 0;
joy.oldpovstate = 0;
// mark the joystick as available
joy.avail = qtrue;
}
/*
===========
JoyToF
===========
*/
float JoyToF( int value ) {
float fValue;
// move centerpoint to zero
value -= 32768;
// convert range from -32768..32767 to -1..1
fValue = (float)value / 32768.0;
if ( fValue < -1 ) {
fValue = -1;
}
if ( fValue > 1 ) {
fValue = 1;
}
return fValue;
}
int JoyToI( int value ) {
// move centerpoint to zero
value -= 32768;
return value;
}
int joyDirectionKeys[16] = {
K_LEFTARROW, K_RIGHTARROW,
K_UPARROW, K_DOWNARROW,
K_JOY16, K_JOY17,
K_JOY18, K_JOY19,
K_JOY20, K_JOY21,
K_JOY22, K_JOY23,
K_JOY24, K_JOY25,
K_JOY26, K_JOY27
};
/*
===========
IN_JoyMove
===========
*/
void IN_JoyMove( void ) {
float fAxisValue;
int i;
DWORD buttonstate, povstate;
int x, y;
// verify joystick is available and that the user wants to use it
if ( !joy.avail ) {
return;
}
// collect the joystick data, if possible
Com_Memset (&joy.ji, 0, sizeof(joy.ji));
joy.ji.dwSize = sizeof(joy.ji);
joy.ji.dwFlags = JOY_RETURNALL;
if ( joyGetPosEx (joy.id, &joy.ji) != JOYERR_NOERROR ) {
// read error occurred
// turning off the joystick seems too harsh for 1 read error,
// but what should be done?
// Com_Printf ("IN_ReadJoystick: no response\n");
// joy.avail = false;
return;
}
if ( in_debugJoystick->integer ) {
Com_Printf( "%8x %5i %5.2f %5.2f %5.2f %5.2f %6i %6i\n",
JoyToI( joy.ji.dwButtons ),
JoyToI( joy.ji.dwPOV ),
JoyToF( joy.ji.dwXpos ), JoyToF( joy.ji.dwYpos ),
JoyToF( joy.ji.dwZpos ), JoyToF( joy.ji.dwRpos ),
JoyToI( joy.ji.dwUpos ), JoyToI( joy.ji.dwVpos ) );
}
// loop through the joystick buttons
// key a joystick event or auxiliary event for higher number buttons for each state change
buttonstate = joy.ji.dwButtons;
for ( i=0 ; i < joy.jc.wNumButtons ; i++ ) {
if ( (buttonstate & (1<<i)) && !(joy.oldbuttonstate & (1<<i)) ) {
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_JOY1 + i, qtrue, 0, NULL );
}
if ( !(buttonstate & (1<<i)) && (joy.oldbuttonstate & (1<<i)) ) {
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_JOY1 + i, qfalse, 0, NULL );
}
}
joy.oldbuttonstate = buttonstate;
povstate = 0;
// convert main joystick motion into 6 direction button bits
for (i = 0; i < joy.jc.wNumAxes && i < 4 ; i++) {
// get the floating point zero-centered, potentially-inverted data for the current axis
fAxisValue = JoyToF( (&joy.ji.dwXpos)[i] );
if ( fAxisValue < -joy_threshold->value ) {
povstate |= (1<<(i*2));
} else if ( fAxisValue > joy_threshold->value ) {
povstate |= (1<<(i*2+1));
}
}
// convert POV information from a direction into 4 button bits
if ( joy.jc.wCaps & JOYCAPS_HASPOV ) {
if ( joy.ji.dwPOV != JOY_POVCENTERED ) {
if (joy.ji.dwPOV == JOY_POVFORWARD)
povstate |= 1<<12;
if (joy.ji.dwPOV == JOY_POVBACKWARD)
povstate |= 1<<13;
if (joy.ji.dwPOV == JOY_POVRIGHT)
povstate |= 1<<14;
if (joy.ji.dwPOV == JOY_POVLEFT)
povstate |= 1<<15;
}
}
// determine which bits have changed and key an auxiliary event for each change
for (i=0 ; i < 16 ; i++) {
if ( (povstate & (1<<i)) && !(joy.oldpovstate & (1<<i)) ) {
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, joyDirectionKeys[i], qtrue, 0, NULL );
}
if ( !(povstate & (1<<i)) && (joy.oldpovstate & (1<<i)) ) {
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, joyDirectionKeys[i], qfalse, 0, NULL );
}
}
joy.oldpovstate = povstate;
// if there is a trackball like interface, simulate mouse moves
if ( joy.jc.wNumAxes >= 6 ) {
x = JoyToI( joy.ji.dwUpos ) * in_joyBallScale->value;
y = JoyToI( joy.ji.dwVpos ) * in_joyBallScale->value;
if ( x || y ) {
Sys_QueEvent( g_wv.sysMsgTime, SE_MOUSE, x, y, 0, NULL );
}
}
}
#endif
/*
=========================================================================
MIDI
=========================================================================
*/
#ifdef USE_MIDI
static void MIDI_NoteOff( int note )
{
int qkey;
qkey = note - 60 + K_AUX1;
if ( qkey > 255 || qkey < K_AUX1 )
return;
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, qkey, qfalse, 0, NULL );
}
static void MIDI_NoteOn( int note, int velocity )
{
int qkey;
if ( velocity == 0 )
MIDI_NoteOff( note );
qkey = note - 60 + K_AUX1;
if ( qkey > 255 || qkey < K_AUX1 )
return;
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, qkey, qtrue, 0, NULL );
}
static void CALLBACK MidiInProc( HMIDIIN hMidiIn, UINT uMsg, DWORD dwInstance,
DWORD dwParam1, DWORD dwParam2 )
{
int message;
switch ( uMsg )
{
case MIM_OPEN:
break;
case MIM_CLOSE:
break;
case MIM_DATA:
message = dwParam1 & 0xff;
// note on
if ( ( message & 0xf0 ) == 0x90 )
{
if ( ( ( message & 0x0f ) + 1 ) == in_midichannel->integer )
MIDI_NoteOn( ( dwParam1 & 0xff00 ) >> 8, ( dwParam1 & 0xff0000 ) >> 16 );
}
else if ( ( message & 0xf0 ) == 0x80 )
{
if ( ( ( message & 0x0f ) + 1 ) == in_midichannel->integer )
MIDI_NoteOff( ( dwParam1 & 0xff00 ) >> 8 );
}
break;
case MIM_LONGDATA:
break;
case MIM_ERROR:
break;
case MIM_LONGERROR:
break;
}
// Sys_QueEvent( sys_msg_time, SE_KEY, wMsg, qtrue, 0, NULL );
}
static void MidiInfo_f( void )
{
int i;
const char *enableStrings[] = { "disabled", "enabled" };
Com_Printf( "\nMIDI control: %s\n", enableStrings[in_midi->integer != 0] );
Com_Printf( "port: %d\n", in_midiport->integer );
Com_Printf( "channel: %d\n", in_midichannel->integer );
Com_Printf( "current device: %d\n", in_mididevice->integer );
Com_Printf( "number of devices: %d\n", s_midiInfo.numDevices );
for ( i = 0; i < s_midiInfo.numDevices; i++ )
{
if ( i == Cvar_VariableIntegerValue( "in_mididevice" ) )
Com_Printf( "***" );
else
Com_Printf( "..." );
Com_Printf( "device %2d: %s\n", i, s_midiInfo.caps[i].szPname );
Com_Printf( "...manufacturer ID: 0x%hx\n", s_midiInfo.caps[i].wMid );
Com_Printf( "...product ID: 0x%hx\n", s_midiInfo.caps[i].wPid );
Com_Printf( "\n" );
}
}
static void IN_StartupMIDI( void )
{
int i;
if ( !Cvar_VariableIntegerValue( "in_midi" ) )
return;
//
// enumerate MIDI IN devices
//
s_midiInfo.numDevices = midiInGetNumDevs();
for ( i = 0; i < s_midiInfo.numDevices; i++ )
{
midiInGetDevCaps( i, &s_midiInfo.caps[i], sizeof( s_midiInfo.caps[i] ) );
}
//
// open the MIDI IN port
//
if ( midiInOpen( &s_midiInfo.hMidiIn,
in_mididevice->integer,
( unsigned long ) MidiInProc,
( unsigned long ) NULL,
CALLBACK_FUNCTION ) != MMSYSERR_NOERROR )
{
Com_DPrintf( "WARNING: could not open MIDI device %d: '%s'\n",
in_mididevice->integer , s_midiInfo.caps[( int ) in_mididevice->value].szPname );
return;
}
midiInStart( s_midiInfo.hMidiIn );
}
static void IN_ShutdownMIDI( void )
{
if ( s_midiInfo.hMidiIn )
{
midiInClose( s_midiInfo.hMidiIn );
}
Com_Memset( &s_midiInfo, 0, sizeof( s_midiInfo ) );
}
#endif
Reference in a new issue Copy permalink