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quakespasm/Quake/in_sdl.c

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/*
Copyright (C) 1996-2001 Id Software, Inc.
Copyright (C) 2002-2005 John Fitzgibbons and others
Copyright (C) 2007-2008 Kristian Duske
Copyright (C) 2010-2014 QuakeSpasm developers
This program 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.
This program 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "quakedef.h"
#if defined(SDL_FRAMEWORK) || defined(NO_SDL_CONFIG)
#if defined(USE_SDL2)
#include <SDL2/SDL.h>
#else
#include <SDL/SDL.h>
#endif
#else
#include "SDL.h"
#endif
static qboolean textmode;
extern qboolean bind_grab; //from the menu code, so that we regrab the mouse in order to pass inputs through
static cvar_t in_debugkeys = {"in_debugkeys", "0", CVAR_NONE};
#ifdef __APPLE__
/* Mouse acceleration needs to be disabled on OS X */
#define MACOS_X_ACCELERATION_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
// SDL2 Game Controller cvars
cvar_t joy_deadzone = { "joy_deadzone", "0.175", CVAR_ARCHIVE };
cvar_t joy_deadzone_trigger = { "joy_deadzone_trigger", "0.2", CVAR_ARCHIVE };
cvar_t joy_sensitivity_yaw = { "joy_sensitivity_yaw", "300", CVAR_ARCHIVE };
cvar_t joy_sensitivity_pitch = { "joy_sensitivity_pitch", "150", CVAR_ARCHIVE };
cvar_t joy_invert = { "joy_invert", "0", CVAR_ARCHIVE };
cvar_t joy_exponent = { "joy_exponent", "3", CVAR_ARCHIVE };
cvar_t joy_exponent_move = { "joy_exponent_move", "3", CVAR_ARCHIVE };
cvar_t joy_swapmovelook = { "joy_swapmovelook", "0", CVAR_ARCHIVE };
cvar_t joy_enable = { "joy_enable", "1", CVAR_ARCHIVE };
#if defined(USE_SDL2)
static SDL_JoystickID joy_active_instaceid = -1;
static SDL_GameController *joy_active_controller = NULL;
#endif
static qboolean no_mouse = false;
static int buttonremap[] =
{
K_MOUSE1,
K_MOUSE3, /* right button */
K_MOUSE2, /* middle button */
#if !defined(USE_SDL2) /* mousewheel up/down not counted as buttons in SDL2 */
K_MWHEELUP,
K_MWHEELDOWN,
#endif
K_MOUSE4,
K_MOUSE5
};
/* total accumulated mouse movement since last frame */
static int total_dx, total_dy = 0;
#if 1
static void IN_BeginIgnoringMouseEvents(void){}
static void IN_EndIgnoringMouseEvents(void){}
#else
static int SDLCALL IN_FilterMouseEvents (const SDL_Event *event)
{
switch (event->type)
{
case SDL_MOUSEMOTION:
// case SDL_MOUSEBUTTONDOWN:
// case SDL_MOUSEBUTTONUP:
return 0;
}
return 1;
}
#if defined(USE_SDL2)
static int SDLCALL IN_SDL2_FilterMouseEvents (void *userdata, SDL_Event *event)
{
return IN_FilterMouseEvents (event);
}
#endif
static void IN_BeginIgnoringMouseEvents(void)
{
#if defined(USE_SDL2)
SDL_EventFilter currentFilter = NULL;
void *currentUserdata = NULL;
SDL_GetEventFilter(&currentFilter, &currentUserdata);
if (currentFilter != IN_SDL2_FilterMouseEvents)
SDL_SetEventFilter(IN_SDL2_FilterMouseEvents, NULL);
#else
if (SDL_GetEventFilter() != IN_FilterMouseEvents)
SDL_SetEventFilter(IN_FilterMouseEvents);
#endif
}
static void IN_EndIgnoringMouseEvents(void)
{
#if defined(USE_SDL2)
SDL_EventFilter currentFilter;
void *currentUserdata;
if (SDL_GetEventFilter(&currentFilter, &currentUserdata) == SDL_TRUE)
SDL_SetEventFilter(NULL, NULL);
#else
if (SDL_GetEventFilter() != NULL)
SDL_SetEventFilter(NULL);
#endif
}
#endif
#ifdef MACOS_X_ACCELERATION_HACK
static cvar_t in_disablemacosxmouseaccel = {"in_disablemacosxmouseaccel", "1", CVAR_ARCHIVE};
static double originalMouseSpeed = -1.0;
static io_connect_t IN_GetIOHandle(void)
{
io_connect_t iohandle = MACH_PORT_NULL;
io_service_t iohidsystem = MACH_PORT_NULL;
mach_port_t masterport;
kern_return_t status;
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;
}
static void IN_DisableOSXMouseAccel (void)
{
io_connect_t mouseDev = IN_GetIOHandle();
if (mouseDev != 0)
{
if (IOHIDGetAccelerationWithKey(mouseDev, CFSTR(kIOHIDMouseAccelerationType), &originalMouseSpeed) == kIOReturnSuccess)
{
if (IOHIDSetAccelerationWithKey(mouseDev, CFSTR(kIOHIDMouseAccelerationType), -1.0) != kIOReturnSuccess)
{
Cvar_Set("in_disablemacosxmouseaccel", "0");
Con_Printf("WARNING: Could not disable mouse acceleration (failed at IOHIDSetAccelerationWithKey).\n");
}
}
else
{
Cvar_Set("in_disablemacosxmouseaccel", "0");
Con_Printf("WARNING: Could not disable mouse acceleration (failed at IOHIDGetAccelerationWithKey).\n");
}
IOServiceClose(mouseDev);
}
else
{
Cvar_Set("in_disablemacosxmouseaccel", "0");
Con_Printf("WARNING: Could not disable mouse acceleration (failed at IO_GetIOHandle).\n");
}
}
static void IN_ReenableOSXMouseAccel (void)
{
io_connect_t mouseDev = IN_GetIOHandle();
if (mouseDev != 0)
{
if (IOHIDSetAccelerationWithKey(mouseDev, CFSTR(kIOHIDMouseAccelerationType), originalMouseSpeed) != kIOReturnSuccess)
Con_Printf("WARNING: Could not re-enable mouse acceleration (failed at IOHIDSetAccelerationWithKey).\n");
IOServiceClose(mouseDev);
}
else
{
Con_Printf("WARNING: Could not re-enable mouse acceleration (failed at IO_GetIOHandle).\n");
}
originalMouseSpeed = -1;
}
#endif /* MACOS_X_ACCELERATION_HACK */
#if 0
static void IN_Activate (void)
{
if (no_mouse)
return;
#ifdef MACOS_X_ACCELERATION_HACK
/* Save the status of mouse acceleration */
if (originalMouseSpeed == -1 && in_disablemacosxmouseaccel.value)
IN_DisableOSXMouseAccel();
#endif
#if defined(USE_SDL2)
if (SDL_SetRelativeMouseMode(SDL_TRUE) != 0)
{
Con_Printf("WARNING: SDL_SetRelativeMouseMode(SDL_TRUE) failed.\n");
}
#else
if (SDL_WM_GrabInput(SDL_GRAB_QUERY) != SDL_GRAB_ON)
{
SDL_WM_GrabInput(SDL_GRAB_ON);
if (SDL_WM_GrabInput(SDL_GRAB_QUERY) != SDL_GRAB_ON)
Con_Printf("WARNING: SDL_WM_GrabInput(SDL_GRAB_ON) failed.\n");
}
if (SDL_ShowCursor(SDL_QUERY) != SDL_DISABLE)
{
SDL_ShowCursor(SDL_DISABLE);
if (SDL_ShowCursor(SDL_QUERY) != SDL_DISABLE)
Con_Printf("WARNING: SDL_ShowCursor(SDL_DISABLE) failed.\n");
}
#endif
IN_EndIgnoringMouseEvents();
total_dx = 0;
total_dy = 0;
}
static void IN_Deactivate (qboolean free_cursor)
{
if (no_mouse)
return;
#ifdef MACOS_X_ACCELERATION_HACK
if (originalMouseSpeed != -1)
IN_ReenableOSXMouseAccel();
#endif
if (free_cursor)
{
#if defined(USE_SDL2)
SDL_SetRelativeMouseMode(SDL_FALSE);
#else
if (SDL_WM_GrabInput(SDL_GRAB_QUERY) != SDL_GRAB_OFF)
{
SDL_WM_GrabInput(SDL_GRAB_OFF);
if (SDL_WM_GrabInput(SDL_GRAB_QUERY) != SDL_GRAB_OFF)
Con_Printf("WARNING: SDL_WM_GrabInput(SDL_GRAB_OFF) failed.\n");
}
if (SDL_ShowCursor(SDL_QUERY) != SDL_ENABLE)
{
SDL_ShowCursor(SDL_ENABLE);
if (SDL_ShowCursor(SDL_QUERY) != SDL_ENABLE)
Con_Printf("WARNING: SDL_ShowCursor(SDL_ENABLE) failed.\n");
}
#endif
}
/* discard all mouse events when input is deactivated */
if (cl.qcvm.extfuncs.CSQC_InputEvent && free_cursor)
IN_EndIgnoringMouseEvents();
else
IN_BeginIgnoringMouseEvents();
}
#endif
static void IN_UpdateGrabs_Internal(qboolean forecerelease)
{
qboolean wantcursor; //we're trying to get a cursor here...
qboolean freemouse; //the OS should have a free cursor too...
qboolean needevents; //whether we want to receive events still
qboolean gamecodecursor = (key_dest == key_game && cl.qcvm.cursorforced) || (key_dest == key_menu && cls.menu_qcvm.cursorforced);
wantcursor = (key_dest == key_console || (key_dest == key_menu&&!bind_grab)) || gamecodecursor;
freemouse = wantcursor && (modestate == MS_WINDOWED || gamecodecursor);
needevents = (!wantcursor) || key_dest == key_game;
if (isDedicated)
return;
if (forecerelease)
needevents = freemouse = wantcursor = true;
#ifdef MACOS_X_ACCELERATION_HACK
if (!freemouse)
{ /* Save the status of mouse acceleration */
if (originalMouseSpeed == -1 && in_disablemacosxmouseaccel.value)
IN_DisableOSXMouseAccel();
}
else if (originalMouseSpeed != -1)
IN_ReenableOSXMouseAccel();
#endif
#if defined(USE_SDL2)
if (wantcursor)
{
VID_UpdateCursor();
SDL_ShowCursor(SDL_ENABLE);
}
else
{
SDL_ShowCursor(SDL_DISABLE);
VID_UpdateCursor();
}
if (SDL_SetRelativeMouseMode(freemouse?SDL_FALSE:SDL_TRUE) != 0)
{
Con_Printf("WARNING: SDL_SetRelativeMouseMode(%s) failed.\n", freemouse?"SDL_FALSE":"SDL_TRUE");
}
#else
if (freemouse)
{
if (SDL_WM_GrabInput(SDL_GRAB_QUERY) != SDL_GRAB_OFF)
{
SDL_WM_GrabInput(SDL_GRAB_OFF);
if (SDL_WM_GrabInput(SDL_GRAB_QUERY) != SDL_GRAB_OFF)
Con_Printf("WARNING: SDL_WM_GrabInput(SDL_GRAB_OFF) failed.\n");
}
if (SDL_ShowCursor(SDL_QUERY) != SDL_ENABLE)
{
SDL_ShowCursor(SDL_ENABLE);
if (SDL_ShowCursor(SDL_QUERY) != SDL_ENABLE)
Con_Printf("WARNING: SDL_ShowCursor(SDL_ENABLE) failed.\n");
}
}
else
{
if (SDL_WM_GrabInput(SDL_GRAB_QUERY) != SDL_GRAB_ON)
{
SDL_WM_GrabInput(SDL_GRAB_ON);
if (SDL_WM_GrabInput(SDL_GRAB_QUERY) != SDL_GRAB_ON)
Con_Printf("WARNING: SDL_WM_GrabInput(SDL_GRAB_ON) failed.\n");
}
if (SDL_ShowCursor(SDL_QUERY) != SDL_DISABLE)
{
SDL_ShowCursor(SDL_DISABLE);
if (SDL_ShowCursor(SDL_QUERY) != SDL_DISABLE)
Con_Printf("WARNING: SDL_ShowCursor(SDL_DISABLE) failed.\n");
}
}
#endif
if (needevents)
IN_EndIgnoringMouseEvents();
else
IN_BeginIgnoringMouseEvents();
}
void IN_UpdateGrabs(void)
{
IN_UpdateGrabs_Internal(false);
}
void IN_StartupJoystick (void)
{
#if defined(USE_SDL2)
int i;
int nummappings;
char controllerdb[MAX_OSPATH];
SDL_GameController *gamecontroller;
if (COM_CheckParm("-nojoy"))
return;
if (SDL_InitSubSystem(SDL_INIT_GAMECONTROLLER) == -1 )
{
Con_Warning("could not initialize SDL Game Controller\n");
return;
}
// Load additional SDL2 controller definitions from gamecontrollerdb.txt
q_snprintf (controllerdb, sizeof(controllerdb), "%s/gamecontrollerdb.txt", com_basedir);
nummappings = SDL_GameControllerAddMappingsFromFile(controllerdb);
if (nummappings > 0)
Con_Printf("%d mappings loaded from gamecontrollerdb.txt\n", nummappings);
// Also try host_parms->userdir
if (host_parms->userdir != host_parms->basedir)
{
q_snprintf (controllerdb, sizeof(controllerdb), "%s/gamecontrollerdb.txt", host_parms->userdir);
nummappings = SDL_GameControllerAddMappingsFromFile(controllerdb);
if (nummappings > 0)
Con_Printf("%d mappings loaded from gamecontrollerdb.txt\n", nummappings);
}
for (i = 0; i < SDL_NumJoysticks(); i++)
{
const char *joyname = SDL_JoystickNameForIndex(i);
if ( SDL_IsGameController(i) )
{
const char *controllername = SDL_GameControllerNameForIndex(i);
gamecontroller = SDL_GameControllerOpen(i);
if (gamecontroller)
{
Con_Printf("detected controller: %s\n", controllername != NULL ? controllername : "NULL");
joy_active_instaceid = SDL_JoystickInstanceID(SDL_GameControllerGetJoystick(gamecontroller));
joy_active_controller = gamecontroller;
break;
}
else
{
Con_Warning("failed to open controller: %s\n", controllername != NULL ? controllername : "NULL");
}
}
else
{
Con_Warning("joystick missing controller mappings: %s\n", joyname != NULL ? joyname : "NULL" );
}
}
#endif
}
void IN_ShutdownJoystick (void)
{
#if defined(USE_SDL2)
SDL_QuitSubSystem(SDL_INIT_GAMECONTROLLER);
#endif
}
void IN_Init (void)
{
textmode = Key_TextEntry();
#if !defined(USE_SDL2)
SDL_EnableUNICODE (textmode);
if (SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL) == -1)
Con_Printf("Warning: SDL_EnableKeyRepeat() failed.\n");
#else
// if (textmode)
// SDL_StartTextInput();
// else
// SDL_StopTextInput();
#endif
if (safemode || COM_CheckParm("-nomouse"))
{
no_mouse = true;
/* discard all mouse events when input is deactivated */
IN_BeginIgnoringMouseEvents();
}
#ifdef MACOS_X_ACCELERATION_HACK
Cvar_RegisterVariable(&in_disablemacosxmouseaccel);
#endif
Cvar_RegisterVariable(&in_debugkeys);
Cvar_RegisterVariable(&joy_sensitivity_yaw);
Cvar_RegisterVariable(&joy_sensitivity_pitch);
Cvar_RegisterVariable(&joy_deadzone);
Cvar_RegisterVariable(&joy_deadzone_trigger);
Cvar_RegisterVariable(&joy_invert);
Cvar_RegisterVariable(&joy_exponent);
Cvar_RegisterVariable(&joy_exponent_move);
Cvar_RegisterVariable(&joy_swapmovelook);
Cvar_RegisterVariable(&joy_enable);
IN_UpdateGrabs();
IN_StartupJoystick();
}
void IN_Shutdown (void)
{
IN_UpdateGrabs();
IN_ShutdownJoystick();
}
extern cvar_t cl_maxpitch; /* johnfitz -- variable pitch clamping */
extern cvar_t cl_minpitch; /* johnfitz -- variable pitch clamping */
void IN_MouseMotion(int dx, int dy, int wx, int wy)
{
vid.cursorpos[0] = wx;
vid.cursorpos[1] = wy;
if (key_dest == key_menu && cls.menu_qcvm.extfuncs.Menu_InputEvent)
{
PR_SwitchQCVM(&cls.menu_qcvm);
if (qcvm->cursorforced)
{
float s;
s = q_min((float)glwidth / 320.0, (float)glheight / 200.0);
s = CLAMP (1.0, scr_menuscale.value, s);
wx /= s;
wy /= s;
G_FLOAT(OFS_PARM0) = CSIE_MOUSEABS;
G_VECTORSET(OFS_PARM1, wx, wy, 0); //x
G_VECTORSET(OFS_PARM2, wy, 0, 0); //y
G_VECTORSET(OFS_PARM3, 0, 0, 0); //devid
}
else
{
G_FLOAT(OFS_PARM0) = CSIE_MOUSEDELTA;
G_VECTORSET(OFS_PARM1, dx, dy, 0); //x
G_VECTORSET(OFS_PARM2, dy, 0, 0); //y
G_VECTORSET(OFS_PARM3, 0, 0, 0); //devid
}
PR_ExecuteProgram(qcvm->extfuncs.Menu_InputEvent);
if (G_FLOAT(OFS_RETURN) || qcvm->cursorforced)
dx = dy = 0; //if the qc says it handled it, swallow the movement.
PR_SwitchQCVM(NULL);
}
else if (key_dest != key_game && key_dest != key_message)
dx = dy = 0;
else if (cl.qcvm.extfuncs.CSQC_InputEvent)
{
PR_SwitchQCVM(&cl.qcvm);
if (qcvm->cursorforced)
{
float s = CLAMP (1.0, scr_sbarscale.value, (float)glwidth / 320.0);
wx /= s;
wy /= s;
G_FLOAT(OFS_PARM0) = CSIE_MOUSEABS;
G_VECTORSET(OFS_PARM1, wx, wy, 0); //x
G_VECTORSET(OFS_PARM2, wy, 0, 0); //y
G_VECTORSET(OFS_PARM3, 0, 0, 0); //devid
}
else
{
G_FLOAT(OFS_PARM0) = CSIE_MOUSEDELTA;
G_VECTORSET(OFS_PARM1, dx, dy, 0); //x
G_VECTORSET(OFS_PARM2, dy, 0, 0); //y
G_VECTORSET(OFS_PARM3, 0, 0, 0); //devid
}
PR_ExecuteProgram(cl.qcvm.extfuncs.CSQC_InputEvent);
if (G_FLOAT(OFS_RETURN) || qcvm->cursorforced)
dx = dy = 0; //if the qc says it handled it, swallow the movement.
PR_SwitchQCVM(NULL);
}
total_dx += dx;
total_dy += dy;
}
#if defined(USE_SDL2)
typedef struct joyaxis_s
{
float x;
float y;
} joyaxis_t;
typedef struct joy_buttonstate_s
{
qboolean buttondown[SDL_CONTROLLER_BUTTON_MAX];
} joybuttonstate_t;
typedef struct axisstate_s
{
float axisvalue[SDL_CONTROLLER_AXIS_MAX]; // normalized to +-1
} joyaxisstate_t;
static joybuttonstate_t joy_buttonstate;
static joyaxisstate_t joy_axisstate;
static double joy_buttontimer[SDL_CONTROLLER_BUTTON_MAX];
static double joy_emulatedkeytimer[10];
#ifdef __WATCOMC__ /* OW1.9 doesn't have powf() / sqrtf() */
#define powf pow
#define sqrtf sqrt
#endif
/*
================
IN_AxisMagnitude
Returns the vector length of the given joystick axis
================
*/
static vec_t IN_AxisMagnitude(joyaxis_t axis)
{
vec_t magnitude = sqrtf((axis.x * axis.x) + (axis.y * axis.y));
return magnitude;
}
/*
================
IN_ApplyEasing
assumes axis values are in [-1, 1] and the vector magnitude has been clamped at 1.
Raises the axis values to the given exponent, keeping signs.
================
*/
static joyaxis_t IN_ApplyEasing(joyaxis_t axis, float exponent)
{
joyaxis_t result = {0};
vec_t eased_magnitude;
vec_t magnitude = IN_AxisMagnitude(axis);
if (magnitude == 0)
return result;
eased_magnitude = powf(magnitude, exponent);
result.x = axis.x * (eased_magnitude / magnitude);
result.y = axis.y * (eased_magnitude / magnitude);
return result;
}
/*
================
IN_ApplyMoveEasing
same as IN_ApplyEasing, but scales the output by sqrt(2).
this gives diagonal stick inputs coordinates of (+/-1,+/-1).
forward/back/left/right will return +/- 1.41; this shouldn't be a problem because
you can pull back on the stick to go slower (and the final speed is clamped
by sv_maxspeed).
================
*/
static joyaxis_t IN_ApplyMoveEasing(joyaxis_t axis, float exponent)
{
joyaxis_t result = IN_ApplyEasing(axis, exponent);
const float v = sqrtf(2.0f);
result.x *= v;
result.y *= v;
return result;
}
/*
================
IN_ApplyDeadzone
in: raw joystick axis values converted to floats in +-1
out: applies a circular deadzone and clamps the magnitude at 1
(my 360 controller is slightly non-circular and the stick travels further on the diagonals)
deadzone is expected to satisfy 0 < deadzone < 1
from https://github.com/jeremiah-sypult/Quakespasm-Rift
and adapted from http://www.third-helix.com/2013/04/12/doing-thumbstick-dead-zones-right.html
================
*/
static joyaxis_t IN_ApplyDeadzone(joyaxis_t axis, float deadzone)
{
joyaxis_t result = {0};
vec_t magnitude = IN_AxisMagnitude(axis);
if ( magnitude > deadzone ) {
const vec_t new_magnitude = q_min(1.0, (magnitude - deadzone) / (1.0 - deadzone));
const vec_t scale = new_magnitude / magnitude;
result.x = axis.x * scale;
result.y = axis.y * scale;
}
return result;
}
/*
================
IN_KeyForControllerButton
================
*/
static int IN_KeyForControllerButton(SDL_GameControllerButton button)
{
switch (button)
{
case SDL_CONTROLLER_BUTTON_A: return K_ABUTTON;
case SDL_CONTROLLER_BUTTON_B: return K_BBUTTON;
case SDL_CONTROLLER_BUTTON_X: return K_XBUTTON;
case SDL_CONTROLLER_BUTTON_Y: return K_YBUTTON;
case SDL_CONTROLLER_BUTTON_BACK: return K_TAB;
case SDL_CONTROLLER_BUTTON_START: return K_ESCAPE;
case SDL_CONTROLLER_BUTTON_LEFTSTICK: return K_LTHUMB;
case SDL_CONTROLLER_BUTTON_RIGHTSTICK: return K_RTHUMB;
case SDL_CONTROLLER_BUTTON_LEFTSHOULDER: return K_LSHOULDER;
case SDL_CONTROLLER_BUTTON_RIGHTSHOULDER: return K_RSHOULDER;
case SDL_CONTROLLER_BUTTON_DPAD_UP: return K_UPARROW;
case SDL_CONTROLLER_BUTTON_DPAD_DOWN: return K_DOWNARROW;
case SDL_CONTROLLER_BUTTON_DPAD_LEFT: return K_LEFTARROW;
case SDL_CONTROLLER_BUTTON_DPAD_RIGHT: return K_RIGHTARROW;
default: return 0;
}
}
/*
================
IN_JoyKeyEvent
Sends a Key_Event if a unpressed -> pressed or pressed -> unpressed transition occurred,
and generates key repeats if the button is held down.
Adapted from DarkPlaces by lordhavoc
================
*/
static void IN_JoyKeyEvent(qboolean wasdown, qboolean isdown, int key, double *timer)
{
// we can't use `realtime` for key repeats because it is not monotomic
const double currenttime = Sys_DoubleTime();
if (wasdown)
{
if (isdown)
{
if (currenttime >= *timer)
{
*timer = currenttime + 0.1;
Key_Event(key, true);
}
}
else
{
*timer = 0;
Key_Event(key, false);
}
}
else
{
if (isdown)
{
*timer = currenttime + 0.5;
Key_Event(key, true);
}
}
}
#endif
/*
================
IN_Commands
Emit key events for game controller buttons, including emulated buttons for analog sticks/triggers
================
*/
void IN_Commands (void)
{
#if defined(USE_SDL2)
joyaxisstate_t newaxisstate;
int i;
const float stickthreshold = 0.9;
const float triggerthreshold = joy_deadzone_trigger.value;
if (!joy_enable.value)
return;
if (!joy_active_controller)
return;
// emit key events for controller buttons
for (i = 0; i < SDL_CONTROLLER_BUTTON_MAX; i++)
{
qboolean newstate = SDL_GameControllerGetButton(joy_active_controller, (SDL_GameControllerButton)i);
qboolean oldstate = joy_buttonstate.buttondown[i];
joy_buttonstate.buttondown[i] = newstate;
// NOTE: This can cause a reentrant call of IN_Commands, via SCR_ModalMessage when confirming a new game.
IN_JoyKeyEvent(oldstate, newstate, IN_KeyForControllerButton((SDL_GameControllerButton)i), &joy_buttontimer[i]);
}
for (i = 0; i < SDL_CONTROLLER_AXIS_MAX; i++)
{
newaxisstate.axisvalue[i] = SDL_GameControllerGetAxis(joy_active_controller, (SDL_GameControllerAxis)i) / 32768.0f;
}
// emit emulated arrow keys so the analog sticks can be used in the menu
if (key_dest != key_game)
{
IN_JoyKeyEvent(joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_LEFTX] < -stickthreshold, newaxisstate.axisvalue[SDL_CONTROLLER_AXIS_LEFTX] < -stickthreshold, K_LEFTARROW, &joy_emulatedkeytimer[0]);
IN_JoyKeyEvent(joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_LEFTX] > stickthreshold, newaxisstate.axisvalue[SDL_CONTROLLER_AXIS_LEFTX] > stickthreshold, K_RIGHTARROW, &joy_emulatedkeytimer[1]);
IN_JoyKeyEvent(joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_LEFTY] < -stickthreshold, newaxisstate.axisvalue[SDL_CONTROLLER_AXIS_LEFTY] < -stickthreshold, K_UPARROW, &joy_emulatedkeytimer[2]);
IN_JoyKeyEvent(joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_LEFTY] > stickthreshold, newaxisstate.axisvalue[SDL_CONTROLLER_AXIS_LEFTY] > stickthreshold, K_DOWNARROW, &joy_emulatedkeytimer[3]);
IN_JoyKeyEvent(joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_RIGHTX] < -stickthreshold,newaxisstate.axisvalue[SDL_CONTROLLER_AXIS_RIGHTX] < -stickthreshold, K_LEFTARROW, &joy_emulatedkeytimer[4]);
IN_JoyKeyEvent(joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_RIGHTX] > stickthreshold, newaxisstate.axisvalue[SDL_CONTROLLER_AXIS_RIGHTX] > stickthreshold, K_RIGHTARROW, &joy_emulatedkeytimer[5]);
IN_JoyKeyEvent(joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_RIGHTY] < -stickthreshold,newaxisstate.axisvalue[SDL_CONTROLLER_AXIS_RIGHTY] < -stickthreshold, K_UPARROW, &joy_emulatedkeytimer[6]);
IN_JoyKeyEvent(joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_RIGHTY] > stickthreshold, newaxisstate.axisvalue[SDL_CONTROLLER_AXIS_RIGHTY] > stickthreshold, K_DOWNARROW, &joy_emulatedkeytimer[7]);
}
// emit emulated keys for the analog triggers
IN_JoyKeyEvent(joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_TRIGGERLEFT] > triggerthreshold, newaxisstate.axisvalue[SDL_CONTROLLER_AXIS_TRIGGERLEFT] > triggerthreshold, K_LTRIGGER, &joy_emulatedkeytimer[8]);
IN_JoyKeyEvent(joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_TRIGGERRIGHT] > triggerthreshold, newaxisstate.axisvalue[SDL_CONTROLLER_AXIS_TRIGGERRIGHT] > triggerthreshold, K_RTRIGGER, &joy_emulatedkeytimer[9]);
joy_axisstate = newaxisstate;
#endif
}
/*
================
IN_JoyMove
================
*/
void IN_JoyMove (usercmd_t *cmd)
{
#if defined(USE_SDL2)
float speed;
joyaxis_t moveRaw, moveDeadzone, moveEased;
joyaxis_t lookRaw, lookDeadzone, lookEased;
if (!joy_enable.value)
return;
if (!joy_active_controller)
return;
moveRaw.x = joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_LEFTX];
moveRaw.y = joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_LEFTY];
lookRaw.x = joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_RIGHTX];
lookRaw.y = joy_axisstate.axisvalue[SDL_CONTROLLER_AXIS_RIGHTY];
if (joy_swapmovelook.value)
{
joyaxis_t temp = moveRaw;
moveRaw = lookRaw;
lookRaw = temp;
}
moveDeadzone = IN_ApplyDeadzone(moveRaw, joy_deadzone.value);
lookDeadzone = IN_ApplyDeadzone(lookRaw, joy_deadzone.value);
moveEased = IN_ApplyMoveEasing(moveDeadzone, joy_exponent_move.value);
lookEased = IN_ApplyEasing(lookDeadzone, joy_exponent.value);
if ((in_speed.state & 1) ^ (cl_alwaysrun.value != 0.0))
speed = cl_movespeedkey.value;
else
speed = 1;
cmd->sidemove += (cl_sidespeed.value * speed * moveEased.x);
cmd->forwardmove -= (cl_forwardspeed.value * speed * moveEased.y);
cl.viewangles[YAW] -= lookEased.x * joy_sensitivity_yaw.value * host_frametime * cl.csqc_sensitivity;
cl.viewangles[PITCH] += lookEased.y * joy_sensitivity_pitch.value * (joy_invert.value ? -1.0 : 1.0) * host_frametime * cl.csqc_sensitivity;
if (lookEased.x != 0 || lookEased.y != 0)
V_StopPitchDrift();
/* johnfitz -- variable pitch clamping */
if (cl.viewangles[PITCH] > cl_maxpitch.value)
cl.viewangles[PITCH] = cl_maxpitch.value;
if (cl.viewangles[PITCH] < cl_minpitch.value)
cl.viewangles[PITCH] = cl_minpitch.value;
#endif
}
void IN_MouseMove(usercmd_t *cmd)
{
int dmx, dmy;
dmx = total_dx * sensitivity.value;
dmy = total_dy * sensitivity.value;
total_dx = 0;
total_dy = 0;
if ( (in_strafe.state & 1) || (lookstrafe.value && (in_mlook.state & 1) ))
cmd->sidemove += m_side.value * dmx;
else
cl.viewangles[YAW] -= m_yaw.value * dmx * cl.csqc_sensitivity;
if (in_mlook.state & 1)
{
if (dmx || dmy)
V_StopPitchDrift ();
}
if ( (in_mlook.state & 1) && !(in_strafe.state & 1))
{
cl.viewangles[PITCH] += m_pitch.value * dmy * cl.csqc_sensitivity;
/* johnfitz -- variable pitch clamping */
if (cl.viewangles[PITCH] > cl_maxpitch.value)
cl.viewangles[PITCH] = cl_maxpitch.value;
if (cl.viewangles[PITCH] < cl_minpitch.value)
cl.viewangles[PITCH] = cl_minpitch.value;
}
else
{
if ((in_strafe.state & 1) && noclip_anglehack)
cmd->upmove -= m_forward.value * dmy;
else
cmd->forwardmove -= m_forward.value * dmy;
}
}
void IN_Move(usercmd_t *cmd)
{
IN_JoyMove(cmd);
IN_MouseMove(cmd);
}
void IN_ClearStates (void)
{
}
void IN_UpdateInputMode (void)
{
qboolean want_textmode = Key_TextEntry();
if (0)//textmode != want_textmode)
{
textmode = want_textmode;
#if !defined(USE_SDL2)
SDL_EnableUNICODE(textmode);
if (in_debugkeys.value)
Con_Printf("SDL_EnableUNICODE %d time: %g\n", textmode, Sys_DoubleTime());
#else
if (textmode)
{
SDL_StartTextInput();
if (in_debugkeys.value)
Con_Printf("SDL_StartTextInput time: %g\n", Sys_DoubleTime());
}
else
{
SDL_StopTextInput();
if (in_debugkeys.value)
Con_Printf("SDL_StopTextInput time: %g\n", Sys_DoubleTime());
}
#endif
}
}
#if !defined(USE_SDL2)
static inline int IN_SDL_KeysymToQuakeKey(SDLKey sym)
{
if (sym > SDLK_SPACE && sym < SDLK_DELETE)
return sym;
switch (sym)
{
case SDLK_TAB: return K_TAB;
case SDLK_RETURN: return K_ENTER;
case SDLK_ESCAPE: return K_ESCAPE;
case SDLK_SPACE: return K_SPACE;
case SDLK_BACKSPACE: return K_BACKSPACE;
case SDLK_UP: return K_UPARROW;
case SDLK_DOWN: return K_DOWNARROW;
case SDLK_LEFT: return K_LEFTARROW;
case SDLK_RIGHT: return K_RIGHTARROW;
case SDLK_LALT: return K_ALT;
case SDLK_RALT: return K_ALT;
case SDLK_LCTRL: return K_CTRL;
case SDLK_RCTRL: return K_CTRL;
case SDLK_LSHIFT: return K_SHIFT;
case SDLK_RSHIFT: return K_SHIFT;
case SDLK_F1: return K_F1;
case SDLK_F2: return K_F2;
case SDLK_F3: return K_F3;
case SDLK_F4: return K_F4;
case SDLK_F5: return K_F5;
case SDLK_F6: return K_F6;
case SDLK_F7: return K_F7;
case SDLK_F8: return K_F8;
case SDLK_F9: return K_F9;
case SDLK_F10: return K_F10;
case SDLK_F11: return K_F11;
case SDLK_F12: return K_F12;
case SDLK_INSERT: return K_INS;
case SDLK_DELETE: return K_DEL;
case SDLK_PAGEDOWN: return K_PGDN;
case SDLK_PAGEUP: return K_PGUP;
case SDLK_HOME: return K_HOME;
case SDLK_END: return K_END;
case SDLK_NUMLOCK: return K_KP_NUMLOCK;
case SDLK_KP_DIVIDE: return K_KP_SLASH;
case SDLK_KP_MULTIPLY: return K_KP_STAR;
case SDLK_KP_MINUS:return K_KP_MINUS;
case SDLK_KP7: return K_KP_HOME;
case SDLK_KP8: return K_KP_UPARROW;
case SDLK_KP9: return K_KP_PGUP;
case SDLK_KP_PLUS: return K_KP_PLUS;
case SDLK_KP4: return K_KP_LEFTARROW;
case SDLK_KP5: return K_KP_5;
case SDLK_KP6: return K_KP_RIGHTARROW;
case SDLK_KP1: return K_KP_END;
case SDLK_KP2: return K_KP_DOWNARROW;
case SDLK_KP3: return K_KP_PGDN;
case SDLK_KP_ENTER: return K_KP_ENTER;
case SDLK_KP0: return K_KP_INS;
case SDLK_KP_PERIOD: return K_KP_DEL;
case SDLK_LMETA: return K_COMMAND;
case SDLK_RMETA: return K_COMMAND;
case SDLK_BREAK: return K_PAUSE;
case SDLK_PAUSE: return K_PAUSE;
case SDLK_WORLD_18: return '~'; // the '²' key
default: return 0;
}
}
#endif
#if defined(USE_SDL2)
static inline int IN_SDL2_ScancodeToQuakeKey(SDL_Scancode scancode)
{
switch (scancode)
{
case SDL_SCANCODE_TAB: return K_TAB;
case SDL_SCANCODE_RETURN: return K_ENTER;
case SDL_SCANCODE_RETURN2: return K_ENTER;
case SDL_SCANCODE_ESCAPE: return K_ESCAPE;
case SDL_SCANCODE_SPACE: return K_SPACE;
case SDL_SCANCODE_A: return 'a';
case SDL_SCANCODE_B: return 'b';
case SDL_SCANCODE_C: return 'c';
case SDL_SCANCODE_D: return 'd';
case SDL_SCANCODE_E: return 'e';
case SDL_SCANCODE_F: return 'f';
case SDL_SCANCODE_G: return 'g';
case SDL_SCANCODE_H: return 'h';
case SDL_SCANCODE_I: return 'i';
case SDL_SCANCODE_J: return 'j';
case SDL_SCANCODE_K: return 'k';
case SDL_SCANCODE_L: return 'l';
case SDL_SCANCODE_M: return 'm';
case SDL_SCANCODE_N: return 'n';
case SDL_SCANCODE_O: return 'o';
case SDL_SCANCODE_P: return 'p';
case SDL_SCANCODE_Q: return 'q';
case SDL_SCANCODE_R: return 'r';
case SDL_SCANCODE_S: return 's';
case SDL_SCANCODE_T: return 't';
case SDL_SCANCODE_U: return 'u';
case SDL_SCANCODE_V: return 'v';
case SDL_SCANCODE_W: return 'w';
case SDL_SCANCODE_X: return 'x';
case SDL_SCANCODE_Y: return 'y';
case SDL_SCANCODE_Z: return 'z';
case SDL_SCANCODE_1: return '1';
case SDL_SCANCODE_2: return '2';
case SDL_SCANCODE_3: return '3';
case SDL_SCANCODE_4: return '4';
case SDL_SCANCODE_5: return '5';
case SDL_SCANCODE_6: return '6';
case SDL_SCANCODE_7: return '7';
case SDL_SCANCODE_8: return '8';
case SDL_SCANCODE_9: return '9';
case SDL_SCANCODE_0: return '0';
case SDL_SCANCODE_MINUS: return '-';
case SDL_SCANCODE_EQUALS: return '=';
case SDL_SCANCODE_LEFTBRACKET: return '[';
case SDL_SCANCODE_RIGHTBRACKET: return ']';
case SDL_SCANCODE_BACKSLASH: return '\\';
case SDL_SCANCODE_NONUSHASH: return '#';
case SDL_SCANCODE_SEMICOLON: return ';';
case SDL_SCANCODE_APOSTROPHE: return '\'';
case SDL_SCANCODE_GRAVE: return '`';
case SDL_SCANCODE_COMMA: return ',';
case SDL_SCANCODE_PERIOD: return '.';
case SDL_SCANCODE_SLASH: return '/';
case SDL_SCANCODE_NONUSBACKSLASH: return '\\';
case SDL_SCANCODE_BACKSPACE: return K_BACKSPACE;
case SDL_SCANCODE_UP: return K_UPARROW;
case SDL_SCANCODE_DOWN: return K_DOWNARROW;
case SDL_SCANCODE_LEFT: return K_LEFTARROW;
case SDL_SCANCODE_RIGHT: return K_RIGHTARROW;
case SDL_SCANCODE_LALT: return K_ALT;
case SDL_SCANCODE_RALT: return K_ALT;
case SDL_SCANCODE_LCTRL: return K_CTRL;
case SDL_SCANCODE_RCTRL: return K_CTRL;
case SDL_SCANCODE_LSHIFT: return K_SHIFT;
case SDL_SCANCODE_RSHIFT: return K_SHIFT;
case SDL_SCANCODE_F1: return K_F1;
case SDL_SCANCODE_F2: return K_F2;
case SDL_SCANCODE_F3: return K_F3;
case SDL_SCANCODE_F4: return K_F4;
case SDL_SCANCODE_F5: return K_F5;
case SDL_SCANCODE_F6: return K_F6;
case SDL_SCANCODE_F7: return K_F7;
case SDL_SCANCODE_F8: return K_F8;
case SDL_SCANCODE_F9: return K_F9;
case SDL_SCANCODE_F10: return K_F10;
case SDL_SCANCODE_F11: return K_F11;
case SDL_SCANCODE_F12: return K_F12;
case SDL_SCANCODE_INSERT: return K_INS;
case SDL_SCANCODE_DELETE: return K_DEL;
case SDL_SCANCODE_PAGEDOWN: return K_PGDN;
case SDL_SCANCODE_PAGEUP: return K_PGUP;
case SDL_SCANCODE_HOME: return K_HOME;
case SDL_SCANCODE_END: return K_END;
case SDL_SCANCODE_NUMLOCKCLEAR: return K_KP_NUMLOCK;
case SDL_SCANCODE_KP_DIVIDE: return K_KP_SLASH;
case SDL_SCANCODE_KP_MULTIPLY: return K_KP_STAR;
case SDL_SCANCODE_KP_MINUS: return K_KP_MINUS;
case SDL_SCANCODE_KP_7: return K_KP_HOME;
case SDL_SCANCODE_KP_8: return K_KP_UPARROW;
case SDL_SCANCODE_KP_9: return K_KP_PGUP;
case SDL_SCANCODE_KP_PLUS: return K_KP_PLUS;
case SDL_SCANCODE_KP_4: return K_KP_LEFTARROW;
case SDL_SCANCODE_KP_5: return K_KP_5;
case SDL_SCANCODE_KP_6: return K_KP_RIGHTARROW;
case SDL_SCANCODE_KP_1: return K_KP_END;
case SDL_SCANCODE_KP_2: return K_KP_DOWNARROW;
case SDL_SCANCODE_KP_3: return K_KP_PGDN;
case SDL_SCANCODE_KP_ENTER: return K_KP_ENTER;
case SDL_SCANCODE_KP_0: return K_KP_INS;
case SDL_SCANCODE_KP_PERIOD: return K_KP_DEL;
case SDL_SCANCODE_LGUI: return K_COMMAND;
case SDL_SCANCODE_RGUI: return K_COMMAND;
case SDL_SCANCODE_PAUSE: return K_PAUSE;
default: return 0;
}
}
#endif
#if defined(USE_SDL2)
static void IN_DebugTextEvent(SDL_Event *event)
{
Con_Printf ("SDL_TEXTINPUT '%s' time: %g\n", event->text.text, Sys_DoubleTime());
}
#endif
static void IN_DebugKeyEvent(SDL_Event *event)
{
const char *eventtype = (event->key.state == SDL_PRESSED) ? "SDL_KEYDOWN" : "SDL_KEYUP";
#if defined(USE_SDL2)
Con_Printf ("%s scancode: '%s' keycode: '%s' time: %g\n",
eventtype,
SDL_GetScancodeName(event->key.keysym.scancode),
SDL_GetKeyName(event->key.keysym.sym),
Sys_DoubleTime());
#else
Con_Printf ("%s sym: '%s' unicode: %04x time: %g\n",
eventtype,
SDL_GetKeyName(event->key.keysym.sym),
(int)event->key.keysym.unicode,
Sys_DoubleTime());
#endif
}
void IN_SendKeyEvents (void)
{
SDL_Event event;
int key;
qboolean down;
IN_UpdateGrabs();
while (SDL_PollEvent(&event))
{
switch (event.type)
{
#if defined(USE_SDL2)
case SDL_WINDOWEVENT:
if (event.window.event == SDL_WINDOWEVENT_FOCUS_GAINED)
S_UnblockSound();
else if (event.window.event == SDL_WINDOWEVENT_FOCUS_LOST)
S_BlockSound();
else if (event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED)
{
vid.width = event.window.data1;
vid.height = event.window.data2;
Cvar_FindVar("scr_conscale")->callback(NULL);
}
break;
#else
case SDL_ACTIVEEVENT:
if (event.active.state & (SDL_APPINPUTFOCUS|SDL_APPACTIVE))
{
if (event.active.gain)
S_UnblockSound();
else S_BlockSound();
}
break;
#endif
#if defined(USE_SDL2)
case SDL_TEXTINPUT:
if (in_debugkeys.value)
IN_DebugTextEvent(&event);
// SDL2: We use SDL_TEXTINPUT for typing in the console / chat.
// SDL2 uses the local keyboard layout and handles modifiers
// (shift for uppercase, etc.) for us.
{
unsigned char *ch;
for (ch = (unsigned char *)event.text.text; *ch; ch++)
if ((*ch & ~0x7F) == 0)
Char_Event (*ch);
}
break;
#endif
case SDL_KEYDOWN:
case SDL_KEYUP:
down = (event.key.state == SDL_PRESSED);
if (in_debugkeys.value)
IN_DebugKeyEvent(&event);
#if defined(USE_SDL2)
// SDL2: we interpret the keyboard as the US layout, so keybindings
// are based on key position, not the label on the key cap.
key = IN_SDL2_ScancodeToQuakeKey(event.key.keysym.scancode);
#else
key = IN_SDL_KeysymToQuakeKey(event.key.keysym.sym);
#endif
Key_Event (key, down);
#if !defined(USE_SDL2)
if (down && (event.key.keysym.unicode & ~0x7F) == 0)
Char_Event (event.key.keysym.unicode);
#endif
break;
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
if (event.button.button < 1 ||
event.button.button > sizeof(buttonremap) / sizeof(buttonremap[0]))
{
Con_Printf ("Ignored event for mouse button %d\n",
event.button.button);
break;
}
Key_Event(buttonremap[event.button.button - 1], event.button.state == SDL_PRESSED);
break;
#if defined(USE_SDL2)
case SDL_MOUSEWHEEL:
if (event.wheel.y > 0)
{
Key_Event(K_MWHEELUP, true);
Key_Event(K_MWHEELUP, false);
}
else if (event.wheel.y < 0)
{
Key_Event(K_MWHEELDOWN, true);
Key_Event(K_MWHEELDOWN, false);
}
break;
#endif
case SDL_MOUSEMOTION:
IN_MouseMotion(event.motion.xrel, event.motion.yrel, event.motion.x, event.motion.y);
break;
#if defined(USE_SDL2)
case SDL_CONTROLLERDEVICEADDED:
if (joy_active_instaceid == -1)
{
joy_active_controller = SDL_GameControllerOpen(event.cdevice.which);
if (joy_active_controller == NULL)
Con_DPrintf("Couldn't open game controller\n");
else
{
SDL_Joystick *joy;
joy = SDL_GameControllerGetJoystick(joy_active_controller);
joy_active_instaceid = SDL_JoystickInstanceID(joy);
}
}
else
Con_DPrintf("Ignoring SDL_CONTROLLERDEVICEADDED\n");
break;
case SDL_CONTROLLERDEVICEREMOVED:
if (joy_active_instaceid != -1 && event.cdevice.which == joy_active_instaceid)
{
SDL_GameControllerClose(joy_active_controller);
joy_active_controller = NULL;
joy_active_instaceid = -1;
}
else
Con_DPrintf("Ignoring SDL_CONTROLLERDEVICEREMOVED\n");
break;
case SDL_CONTROLLERDEVICEREMAPPED:
Con_DPrintf("Ignoring SDL_CONTROLLERDEVICEREMAPPED\n");
break;
#endif
case SDL_QUIT:
CL_Disconnect ();
Sys_Quit ();
break;
default:
break;
}
}
}
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