ioef/code/sdl/sdl_input.c
Tim Angus b2d87c4b2a * Add Com_HexStrToInt
* Fixed some whacky indentation in q_shared.c
* Allow single character keys e.g. 'c' to be used in cl_consoleKeys in addition
  to ASCII characters
* Experimental code to ignore dead keys
2008-09-05 23:38:35 +00:00

1014 lines
25 KiB
C

/*
===========================================================================
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
===========================================================================
*/
#ifdef USE_LOCAL_HEADERS
# include "SDL.h"
#else
# include <SDL.h>
#endif
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include "../renderer/tr_local.h"
#include "../client/client.h"
#include "../sys/sys_local.h"
#define ARRAYLEN(x) (sizeof(x)/sizeof(x[0]))
#ifdef MACOS_X
// Mouse acceleration needs to be disabled
#define MACOS_X_ACCELERATION_HACK
// Cursor needs hack to hide
#define MACOS_X_CURSOR_HACK
#endif
#ifdef MACOS_X_ACCELERATION_HACK
#include <IOKit/IOTypes.h>
#include <IOKit/hidsystem/IOHIDLib.h>
#include <IOKit/hidsystem/IOHIDParameter.h>
#include <IOKit/hidsystem/event_status_driver.h>
#endif
static cvar_t *in_keyboardDebug = NULL;
static SDL_Joystick *stick = NULL;
static qboolean mouseAvailable = qfalse;
static qboolean mouseActive = qfalse;
static qboolean keyRepeatEnabled = qfalse;
static cvar_t *in_mouse = NULL;
#ifdef MACOS_X_ACCELERATION_HACK
static cvar_t *in_disablemacosxmouseaccel = NULL;
static double originalMouseSpeed = -1.0;
#endif
static cvar_t *in_nograb;
static cvar_t *in_joystick = NULL;
static cvar_t *in_joystickDebug = NULL;
static cvar_t *in_joystickThreshold = NULL;
static cvar_t *in_joystickNo = NULL;
#define CTRL(a) ((a)-'a'+1)
/*
===============
IN_PrintKey
===============
*/
static void IN_PrintKey( const SDL_keysym *keysym, keyNum_t key, qboolean down )
{
if( down )
Com_Printf( "+ " );
else
Com_Printf( " " );
Com_Printf( "0x%02x \"%s\"", keysym->scancode,
SDL_GetKeyName( keysym->sym ) );
if( keysym->mod & KMOD_LSHIFT ) Com_Printf( " KMOD_LSHIFT" );
if( keysym->mod & KMOD_RSHIFT ) Com_Printf( " KMOD_RSHIFT" );
if( keysym->mod & KMOD_LCTRL ) Com_Printf( " KMOD_LCTRL" );
if( keysym->mod & KMOD_RCTRL ) Com_Printf( " KMOD_RCTRL" );
if( keysym->mod & KMOD_LALT ) Com_Printf( " KMOD_LALT" );
if( keysym->mod & KMOD_RALT ) Com_Printf( " KMOD_RALT" );
if( keysym->mod & KMOD_LMETA ) Com_Printf( " KMOD_LMETA" );
if( keysym->mod & KMOD_RMETA ) Com_Printf( " KMOD_RMETA" );
if( keysym->mod & KMOD_NUM ) Com_Printf( " KMOD_NUM" );
if( keysym->mod & KMOD_CAPS ) Com_Printf( " KMOD_CAPS" );
if( keysym->mod & KMOD_MODE ) Com_Printf( " KMOD_MODE" );
if( keysym->mod & KMOD_RESERVED ) Com_Printf( " KMOD_RESERVED" );
Com_Printf( " Q:0x%02x(%s)", key, Key_KeynumToString( key ) );
if( keysym->unicode )
{
Com_Printf( " U:0x%02x", keysym->unicode );
if( keysym->unicode > ' ' && keysym->unicode < '~' )
Com_Printf( "(%c)", (char)keysym->unicode );
}
Com_Printf( "\n" );
}
#define MAX_CONSOLE_KEYS 16
/*
===============
IN_IsConsoleKey
===============
*/
static qboolean IN_IsConsoleKey( keyNum_t key, const unsigned char character )
{
typedef struct consoleKey_s
{
enum
{
KEY,
CHARACTER
} type;
union
{
keyNum_t key;
unsigned char character;
} u;
} consoleKey_t;
static consoleKey_t consoleKeys[ MAX_CONSOLE_KEYS ];
static int numConsoleKeys = 0;
int i;
// Only parse the variable when it changes
if( cl_consoleKeys->modified )
{
char *text_p, *token;
cl_consoleKeys->modified = qfalse;
text_p = cl_consoleKeys->string;
numConsoleKeys = 0;
while( numConsoleKeys < MAX_CONSOLE_KEYS )
{
consoleKey_t *c = &consoleKeys[ numConsoleKeys ];
int charCode = 0;
token = COM_Parse( &text_p );
if( !token[ 0 ] )
break;
if( strlen( token ) == 4 )
charCode = Com_HexStrToInt( token );
if( charCode > 0 )
{
c->type = CHARACTER;
c->u.character = (unsigned char)charCode;
}
else
{
c->type = KEY;
c->u.key = Key_StringToKeynum( token );
// 0 isn't a key
if( c->u.key <= 0 )
continue;
}
numConsoleKeys++;
}
}
// If the character is the same as the key, prefer the character
if( key == character )
key = 0;
for( i = 0; i < numConsoleKeys; i++ )
{
consoleKey_t *c = &consoleKeys[ i ];
switch( c->type )
{
case KEY:
if( key && c->u.key == key )
return qtrue;
break;
case CHARACTER:
if( c->u.character == character )
return qtrue;
break;
}
}
return qfalse;
}
/*
===============
IN_TranslateSDLToQ3Key
===============
*/
static const char *IN_TranslateSDLToQ3Key( SDL_keysym *keysym,
keyNum_t *key, qboolean down )
{
static unsigned char buf[ 2 ] = { '\0', '\0' };
*buf = '\0';
*key = 0;
if( keysym->sym >= SDLK_SPACE && keysym->sym < SDLK_DELETE )
{
// These happen to match the ASCII chars
*key = (int)keysym->sym;
}
else
{
switch( keysym->sym )
{
case SDLK_PAGEUP: *key = K_PGUP; break;
case SDLK_KP9: *key = K_KP_PGUP; break;
case SDLK_PAGEDOWN: *key = K_PGDN; break;
case SDLK_KP3: *key = K_KP_PGDN; break;
case SDLK_KP7: *key = K_KP_HOME; break;
case SDLK_HOME: *key = K_HOME; break;
case SDLK_KP1: *key = K_KP_END; break;
case SDLK_END: *key = K_END; break;
case SDLK_KP4: *key = K_KP_LEFTARROW; break;
case SDLK_LEFT: *key = K_LEFTARROW; break;
case SDLK_KP6: *key = K_KP_RIGHTARROW; break;
case SDLK_RIGHT: *key = K_RIGHTARROW; break;
case SDLK_KP2: *key = K_KP_DOWNARROW; break;
case SDLK_DOWN: *key = K_DOWNARROW; break;
case SDLK_KP8: *key = K_KP_UPARROW; break;
case SDLK_UP: *key = K_UPARROW; break;
case SDLK_ESCAPE: *key = K_ESCAPE; break;
case SDLK_KP_ENTER: *key = K_KP_ENTER; break;
case SDLK_RETURN: *key = K_ENTER; break;
case SDLK_TAB: *key = K_TAB; break;
case SDLK_F1: *key = K_F1; break;
case SDLK_F2: *key = K_F2; break;
case SDLK_F3: *key = K_F3; break;
case SDLK_F4: *key = K_F4; break;
case SDLK_F5: *key = K_F5; break;
case SDLK_F6: *key = K_F6; break;
case SDLK_F7: *key = K_F7; break;
case SDLK_F8: *key = K_F8; break;
case SDLK_F9: *key = K_F9; break;
case SDLK_F10: *key = K_F10; break;
case SDLK_F11: *key = K_F11; break;
case SDLK_F12: *key = K_F12; break;
case SDLK_F13: *key = K_F13; break;
case SDLK_F14: *key = K_F14; break;
case SDLK_F15: *key = K_F15; break;
case SDLK_BACKSPACE: *key = K_BACKSPACE; break;
case SDLK_KP_PERIOD: *key = K_KP_DEL; break;
case SDLK_DELETE: *key = K_DEL; break;
case SDLK_PAUSE: *key = K_PAUSE; break;
case SDLK_LSHIFT:
case SDLK_RSHIFT: *key = K_SHIFT; break;
case SDLK_LCTRL:
case SDLK_RCTRL: *key = K_CTRL; break;
case SDLK_RMETA:
case SDLK_LMETA: *key = K_COMMAND; break;
case SDLK_RALT:
case SDLK_LALT: *key = K_ALT; break;
case SDLK_LSUPER:
case SDLK_RSUPER: *key = K_SUPER; break;
case SDLK_KP5: *key = K_KP_5; break;
case SDLK_INSERT: *key = K_INS; break;
case SDLK_KP0: *key = K_KP_INS; break;
case SDLK_KP_MULTIPLY: *key = K_KP_STAR; break;
case SDLK_KP_PLUS: *key = K_KP_PLUS; break;
case SDLK_KP_MINUS: *key = K_KP_MINUS; break;
case SDLK_KP_DIVIDE: *key = K_KP_SLASH; break;
case SDLK_MODE: *key = K_MODE; break;
case SDLK_COMPOSE: *key = K_COMPOSE; break;
case SDLK_HELP: *key = K_HELP; break;
case SDLK_PRINT: *key = K_PRINT; break;
case SDLK_SYSREQ: *key = K_SYSREQ; break;
case SDLK_BREAK: *key = K_BREAK; break;
case SDLK_MENU: *key = K_MENU; break;
case SDLK_POWER: *key = K_POWER; break;
case SDLK_EURO: *key = K_EURO; break;
case SDLK_UNDO: *key = K_UNDO; break;
case SDLK_SCROLLOCK: *key = K_SCROLLOCK; break;
case SDLK_NUMLOCK: *key = K_KP_NUMLOCK; break;
case SDLK_CAPSLOCK: *key = K_CAPSLOCK; break;
default:
if( keysym->sym >= SDLK_WORLD_0 && keysym->sym <= SDLK_WORLD_95 )
*key = ( keysym->sym - SDLK_WORLD_0 ) + K_WORLD_0;
break;
}
}
if( down && keysym->unicode && !( keysym->unicode & 0xFF00 ) )
{
unsigned char ch = (unsigned char)keysym->unicode & 0xFF;
switch( ch )
{
case 127: // ASCII delete
if( *key != K_DEL )
{
// ctrl-h
*buf = CTRL('h');
break;
}
// fallthrough
default: *buf = ch; break;
}
}
if( in_keyboardDebug->integer )
IN_PrintKey( keysym, *key, down );
// Keys that have ASCII names but produce no character are probably
// dead keys -- ignore them
if( down && strlen( Key_KeynumToString( *key ) ) == 1 &&
keysym->unicode == 0 )
{
if( in_keyboardDebug->integer )
Com_Printf( " Ignored dead key '%c'\n", *key );
*key = 0;
}
if( IN_IsConsoleKey( *key, *buf ) )
{
// Console keys can't be bound or generate characters
*key = K_CONSOLE;
*buf = '\0';
}
// Don't allow extended ASCII to generate characters
if( *buf & 0x80 )
*buf = '\0';
return (char *)buf;
}
#ifdef MACOS_X_ACCELERATION_HACK
/*
===============
IN_GetIOHandle
===============
*/
static io_connect_t IN_GetIOHandle(void) // mac os x mouse accel hack
{
io_connect_t iohandle = MACH_PORT_NULL;
kern_return_t status;
io_service_t iohidsystem = MACH_PORT_NULL;
mach_port_t masterport;
status = IOMasterPort(MACH_PORT_NULL, &masterport);
if(status != KERN_SUCCESS)
return 0;
iohidsystem = IORegistryEntryFromPath(masterport, kIOServicePlane ":/IOResources/IOHIDSystem");
if(!iohidsystem)
return 0;
status = IOServiceOpen(iohidsystem, mach_task_self(), kIOHIDParamConnectType, &iohandle);
IOObjectRelease(iohidsystem);
return iohandle;
}
#endif
/*
===============
IN_GobbleMotionEvents
===============
*/
static void IN_GobbleMotionEvents( void )
{
SDL_Event dummy[ 1 ];
// Gobble any mouse motion events
SDL_PumpEvents( );
while( SDL_PeepEvents( dummy, 1, SDL_GETEVENT,
SDL_EVENTMASK( SDL_MOUSEMOTION ) ) ) { }
}
/*
===============
IN_ActivateMouse
===============
*/
static void IN_ActivateMouse( void )
{
if (!mouseAvailable || !SDL_WasInit( SDL_INIT_VIDEO ) )
return;
#ifdef MACOS_X_ACCELERATION_HACK
if (!mouseActive) // mac os x mouse accel hack
{
// Save the status of mouse acceleration
originalMouseSpeed = -1.0; // in case of error
if(in_disablemacosxmouseaccel->integer)
{
io_connect_t mouseDev = IN_GetIOHandle();
if(mouseDev != 0)
{
if(IOHIDGetAccelerationWithKey(mouseDev, CFSTR(kIOHIDMouseAccelerationType), &originalMouseSpeed) == kIOReturnSuccess)
{
Com_Printf("previous mouse acceleration: %f\n", originalMouseSpeed);
if(IOHIDSetAccelerationWithKey(mouseDev, CFSTR(kIOHIDMouseAccelerationType), -1.0) != kIOReturnSuccess)
{
Com_Printf("Could not disable mouse acceleration (failed at IOHIDSetAccelerationWithKey).\n");
Cvar_Set ("in_disablemacosxmouseaccel", 0);
}
}
else
{
Com_Printf("Could not disable mouse acceleration (failed at IOHIDGetAccelerationWithKey).\n");
Cvar_Set ("in_disablemacosxmouseaccel", 0);
}
IOServiceClose(mouseDev);
}
else
{
Com_Printf("Could not disable mouse acceleration (failed at IO_GetIOHandle).\n");
Cvar_Set ("in_disablemacosxmouseaccel", 0);
}
}
}
#endif
if( !mouseActive )
{
SDL_ShowCursor( 0 );
#ifdef MACOS_X_CURSOR_HACK
// This is a bug in the current SDL/macosx...have to toggle it a few
// times to get the cursor to hide.
SDL_ShowCursor( 1 );
SDL_ShowCursor( 0 );
#endif
SDL_WM_GrabInput( SDL_GRAB_ON );
IN_GobbleMotionEvents( );
}
// in_nograb makes no sense in fullscreen mode
if( !r_fullscreen->integer )
{
if( in_nograb->modified || !mouseActive )
{
if( in_nograb->integer )
SDL_WM_GrabInput( SDL_GRAB_OFF );
else
SDL_WM_GrabInput( SDL_GRAB_ON );
in_nograb->modified = qfalse;
}
}
mouseActive = qtrue;
}
/*
===============
IN_DeactivateMouse
===============
*/
static void IN_DeactivateMouse( void )
{
if( !SDL_WasInit( SDL_INIT_VIDEO ) )
return;
// Always show the cursor when the mouse is disabled,
// but not when fullscreen
if( !r_fullscreen->integer )
SDL_ShowCursor( 1 );
if( !mouseAvailable )
return;
#ifdef MACOS_X_ACCELERATION_HACK
if (mouseActive) // mac os x mouse accel hack
{
if(originalMouseSpeed != -1.0)
{
io_connect_t mouseDev = IN_GetIOHandle();
if(mouseDev != 0)
{
Com_Printf("restoring mouse acceleration to: %f\n", originalMouseSpeed);
if(IOHIDSetAccelerationWithKey(mouseDev, CFSTR(kIOHIDMouseAccelerationType), originalMouseSpeed) != kIOReturnSuccess)
Com_Printf("Could not re-enable mouse acceleration (failed at IOHIDSetAccelerationWithKey).\n");
IOServiceClose(mouseDev);
}
else
Com_Printf("Could not re-enable mouse acceleration (failed at IO_GetIOHandle).\n");
}
}
#endif
if( mouseActive )
{
IN_GobbleMotionEvents( );
SDL_WM_GrabInput( SDL_GRAB_OFF );
// Don't warp the mouse unless the cursor is within the window
if( SDL_GetAppState( ) & SDL_APPMOUSEFOCUS )
SDL_WarpMouse( glConfig.vidWidth / 2, glConfig.vidHeight / 2 );
mouseActive = qfalse;
}
}
// We translate axes movement into keypresses
static int joy_keys[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
};
// translate hat events into keypresses
// the 4 highest buttons are used for the first hat ...
static int hat_keys[16] = {
K_JOY29, K_JOY30,
K_JOY31, K_JOY32,
K_JOY25, K_JOY26,
K_JOY27, K_JOY28,
K_JOY21, K_JOY22,
K_JOY23, K_JOY24,
K_JOY17, K_JOY18,
K_JOY19, K_JOY20
};
struct
{
qboolean buttons[16]; // !!! FIXME: these might be too many.
unsigned int oldaxes;
unsigned int oldhats;
} stick_state;
/*
===============
IN_InitJoystick
===============
*/
static void IN_InitJoystick( void )
{
int i = 0;
int total = 0;
if (stick != NULL)
SDL_JoystickClose(stick);
stick = NULL;
memset(&stick_state, '\0', sizeof (stick_state));
if( !in_joystick->integer ) {
Com_DPrintf( "Joystick is not active.\n" );
return;
}
if (!SDL_WasInit(SDL_INIT_JOYSTICK))
{
Com_DPrintf("Calling SDL_Init(SDL_INIT_JOYSTICK)...\n");
if (SDL_Init(SDL_INIT_JOYSTICK) == -1)
{
Com_DPrintf("SDL_Init(SDL_INIT_JOYSTICK) failed: %s\n", SDL_GetError());
return;
}
Com_DPrintf("SDL_Init(SDL_INIT_JOYSTICK) passed.\n");
}
total = SDL_NumJoysticks();
Com_DPrintf("%d possible joysticks\n", total);
for (i = 0; i < total; i++)
Com_DPrintf("[%d] %s\n", i, SDL_JoystickName(i));
in_joystickNo = Cvar_Get( "in_joystickNo", "0", CVAR_ARCHIVE );
if( in_joystickNo->integer < 0 || in_joystickNo->integer >= total )
Cvar_Set( "in_joystickNo", "0" );
stick = SDL_JoystickOpen( in_joystickNo->integer );
if (stick == NULL) {
Com_DPrintf( "No joystick opened.\n" );
return;
}
Com_DPrintf( "Joystick %d opened\n", in_joystickNo->integer );
Com_DPrintf( "Name: %s\n", SDL_JoystickName(in_joystickNo->integer) );
Com_DPrintf( "Axes: %d\n", SDL_JoystickNumAxes(stick) );
Com_DPrintf( "Hats: %d\n", SDL_JoystickNumHats(stick) );
Com_DPrintf( "Buttons: %d\n", SDL_JoystickNumButtons(stick) );
Com_DPrintf( "Balls: %d\n", SDL_JoystickNumBalls(stick) );
SDL_JoystickEventState(SDL_QUERY);
}
/*
===============
IN_ShutdownJoystick
===============
*/
static void IN_ShutdownJoystick( void )
{
if (stick)
{
SDL_JoystickClose(stick);
stick = NULL;
}
SDL_QuitSubSystem(SDL_INIT_JOYSTICK);
}
/*
===============
IN_JoyMove
===============
*/
static void IN_JoyMove( void )
{
qboolean joy_pressed[ARRAYLEN(joy_keys)];
unsigned int axes = 0;
unsigned int hats = 0;
int total = 0;
int i = 0;
if (!stick)
return;
SDL_JoystickUpdate();
memset(joy_pressed, '\0', sizeof (joy_pressed));
// update the ball state.
total = SDL_JoystickNumBalls(stick);
if (total > 0)
{
int balldx = 0;
int balldy = 0;
for (i = 0; i < total; i++)
{
int dx = 0;
int dy = 0;
SDL_JoystickGetBall(stick, i, &dx, &dy);
balldx += dx;
balldy += dy;
}
if (balldx || balldy)
{
// !!! FIXME: is this good for stick balls, or just mice?
// Scale like the mouse input...
if (abs(balldx) > 1)
balldx *= 2;
if (abs(balldy) > 1)
balldy *= 2;
Com_QueueEvent( 0, SE_MOUSE, balldx, balldy, 0, NULL );
}
}
// now query the stick buttons...
total = SDL_JoystickNumButtons(stick);
if (total > 0)
{
if (total > ARRAYLEN(stick_state.buttons))
total = ARRAYLEN(stick_state.buttons);
for (i = 0; i < total; i++)
{
qboolean pressed = (SDL_JoystickGetButton(stick, i) != 0);
if (pressed != stick_state.buttons[i])
{
Com_QueueEvent( 0, SE_KEY, K_JOY1 + i, pressed, 0, NULL );
stick_state.buttons[i] = pressed;
}
}
}
// look at the hats...
total = SDL_JoystickNumHats(stick);
if (total > 0)
{
if (total > 4) total = 4;
for (i = 0; i < total; i++)
{
((Uint8 *)&hats)[i] = SDL_JoystickGetHat(stick, i);
}
}
// update hat state
if (hats != stick_state.oldhats)
{
for( i = 0; i < 4; i++ ) {
if( ((Uint8 *)&hats)[i] != ((Uint8 *)&stick_state.oldhats)[i] ) {
// release event
switch( ((Uint8 *)&stick_state.oldhats)[i] ) {
case SDL_HAT_UP:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 0], qfalse, 0, NULL );
break;
case SDL_HAT_RIGHT:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 1], qfalse, 0, NULL );
break;
case SDL_HAT_DOWN:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 2], qfalse, 0, NULL );
break;
case SDL_HAT_LEFT:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 3], qfalse, 0, NULL );
break;
case SDL_HAT_RIGHTUP:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 0], qfalse, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 1], qfalse, 0, NULL );
break;
case SDL_HAT_RIGHTDOWN:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 2], qfalse, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 1], qfalse, 0, NULL );
break;
case SDL_HAT_LEFTUP:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 0], qfalse, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 3], qfalse, 0, NULL );
break;
case SDL_HAT_LEFTDOWN:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 2], qfalse, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 3], qfalse, 0, NULL );
break;
default:
break;
}
// press event
switch( ((Uint8 *)&hats)[i] ) {
case SDL_HAT_UP:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 0], qtrue, 0, NULL );
break;
case SDL_HAT_RIGHT:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 1], qtrue, 0, NULL );
break;
case SDL_HAT_DOWN:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 2], qtrue, 0, NULL );
break;
case SDL_HAT_LEFT:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 3], qtrue, 0, NULL );
break;
case SDL_HAT_RIGHTUP:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 0], qtrue, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 1], qtrue, 0, NULL );
break;
case SDL_HAT_RIGHTDOWN:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 2], qtrue, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 1], qtrue, 0, NULL );
break;
case SDL_HAT_LEFTUP:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 0], qtrue, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 3], qtrue, 0, NULL );
break;
case SDL_HAT_LEFTDOWN:
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 2], qtrue, 0, NULL );
Com_QueueEvent( 0, SE_KEY, hat_keys[4*i + 3], qtrue, 0, NULL );
break;
default:
break;
}
}
}
}
// save hat state
stick_state.oldhats = hats;
// finally, look at the axes...
total = SDL_JoystickNumAxes(stick);
if (total > 0)
{
if (total > 16) total = 16;
for (i = 0; i < total; i++)
{
Sint16 axis = SDL_JoystickGetAxis(stick, i);
float f = ( (float) axis ) / 32767.0f;
if( f < -in_joystickThreshold->value ) {
axes |= ( 1 << ( i * 2 ) );
} else if( f > in_joystickThreshold->value ) {
axes |= ( 1 << ( ( i * 2 ) + 1 ) );
}
}
}
/* Time to update axes state based on old vs. new. */
if (axes != stick_state.oldaxes)
{
for( i = 0; i < 16; i++ ) {
if( ( axes & ( 1 << i ) ) && !( stick_state.oldaxes & ( 1 << i ) ) ) {
Com_QueueEvent( 0, SE_KEY, joy_keys[i], qtrue, 0, NULL );
}
if( !( axes & ( 1 << i ) ) && ( stick_state.oldaxes & ( 1 << i ) ) ) {
Com_QueueEvent( 0, SE_KEY, joy_keys[i], qfalse, 0, NULL );
}
}
}
/* Save for future generations. */
stick_state.oldaxes = axes;
}
/*
===============
IN_ProcessEvents
===============
*/
static void IN_ProcessEvents( void )
{
SDL_Event e;
const char *character = NULL;
keyNum_t key = 0;
if( !SDL_WasInit( SDL_INIT_VIDEO ) )
return;
if( Key_GetCatcher( ) == 0 && keyRepeatEnabled )
{
SDL_EnableKeyRepeat( 0, 0 );
keyRepeatEnabled = qfalse;
}
else if( !keyRepeatEnabled )
{
SDL_EnableKeyRepeat( SDL_DEFAULT_REPEAT_DELAY,
SDL_DEFAULT_REPEAT_INTERVAL );
keyRepeatEnabled = qtrue;
}
while( SDL_PollEvent( &e ) )
{
switch( e.type )
{
case SDL_KEYDOWN:
character = IN_TranslateSDLToQ3Key( &e.key.keysym, &key, qtrue );
if( key )
Com_QueueEvent( 0, SE_KEY, key, qtrue, 0, NULL );
if( character )
Com_QueueEvent( 0, SE_CHAR, *character, 0, 0, NULL );
break;
case SDL_KEYUP:
IN_TranslateSDLToQ3Key( &e.key.keysym, &key, qfalse );
if( key )
Com_QueueEvent( 0, SE_KEY, key, qfalse, 0, NULL );
break;
case SDL_MOUSEMOTION:
if( mouseActive )
Com_QueueEvent( 0, SE_MOUSE, e.motion.xrel, e.motion.yrel, 0, NULL );
break;
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
{
unsigned char b;
switch( e.button.button )
{
case 1: b = K_MOUSE1; break;
case 2: b = K_MOUSE3; break;
case 3: b = K_MOUSE2; break;
case 4: b = K_MWHEELUP; break;
case 5: b = K_MWHEELDOWN; break;
case 6: b = K_MOUSE4; break;
case 7: b = K_MOUSE5; break;
default: b = K_AUX1 + ( e.button.button - 8 ) % 16; break;
}
Com_QueueEvent( 0, SE_KEY, b,
( e.type == SDL_MOUSEBUTTONDOWN ? qtrue : qfalse ), 0, NULL );
}
break;
case SDL_QUIT:
Sys_Quit( );
break;
default:
break;
}
}
}
/*
===============
IN_Frame
===============
*/
void IN_Frame( void )
{
qboolean loading;
IN_JoyMove( );
IN_ProcessEvents( );
// If not DISCONNECTED (main menu) or ACTIVE (in game), we're loading
loading = !!( cls.state != CA_DISCONNECTED && cls.state != CA_ACTIVE );
if( !r_fullscreen->integer && ( Key_GetCatcher( ) & KEYCATCH_CONSOLE ) )
{
// Console is down in windowed mode
IN_DeactivateMouse( );
}
else if( !r_fullscreen->integer && loading )
{
// Loading in windowed mode
IN_DeactivateMouse( );
}
else if( !( SDL_GetAppState() & SDL_APPINPUTFOCUS ) )
{
// Window not got focus
IN_DeactivateMouse( );
}
else
IN_ActivateMouse( );
}
/*
===============
IN_Init
===============
*/
void IN_Init( void )
{
if( !SDL_WasInit( SDL_INIT_VIDEO ) )
{
Com_Error( ERR_FATAL, "IN_Init called before SDL_Init( SDL_INIT_VIDEO )\n" );
return;
}
Com_DPrintf( "\n------- Input Initialization -------\n" );
in_keyboardDebug = Cvar_Get( "in_keyboardDebug", "0", CVAR_ARCHIVE );
// mouse variables
in_mouse = Cvar_Get( "in_mouse", "1", CVAR_ARCHIVE );
in_nograb = Cvar_Get( "in_nograb", "0", CVAR_ARCHIVE );
in_joystick = Cvar_Get( "in_joystick", "0", CVAR_ARCHIVE|CVAR_LATCH );
in_joystickDebug = Cvar_Get( "in_joystickDebug", "0", CVAR_TEMP );
in_joystickThreshold = Cvar_Get( "in_joystickThreshold", "0.15", CVAR_ARCHIVE );
#ifdef MACOS_X_ACCELERATION_HACK
in_disablemacosxmouseaccel = Cvar_Get( "in_disablemacosxmouseaccel", "1", CVAR_ARCHIVE );
#endif
SDL_EnableUNICODE( 1 );
SDL_EnableKeyRepeat( SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL );
keyRepeatEnabled = qtrue;
if( in_mouse->value )
{
mouseAvailable = qtrue;
IN_ActivateMouse( );
}
else
{
IN_DeactivateMouse( );
mouseAvailable = qfalse;
}
IN_InitJoystick( );
Com_DPrintf( "------------------------------------\n" );
}
/*
===============
IN_Shutdown
===============
*/
void IN_Shutdown( void )
{
IN_DeactivateMouse( );
mouseAvailable = qfalse;
IN_ShutdownJoystick( );
}
/*
===============
IN_Restart
===============
*/
void IN_Restart( void )
{
IN_ShutdownJoystick( );
IN_Init( );
}