quakeforge/include/QF/input.h

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/*
input.h
External (non-keyboard) input devices
Copyright (C) 1996-1997 Id Software, Inc.
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:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifndef __QF_input_h
#define __QF_input_h
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typedef struct in_axisinfo_s {
int deviceid;
int axis;
int value;
int min;
int max;
} in_axisinfo_t;
typedef struct in_buttoninfo_s {
int deviceid;
int button;
int state;
} in_buttoninfo_t;
#include "QF/input/binding.h"
#include "QF/input/imt.h"
#ifndef __QFCC__
struct qf_fd_set;
typedef struct in_driver_s {
void (*init_cvars) (void *data);
void (*init) (void *data);
void (*shutdown) (void *data);
void (*set_device_event_data) (void *device, void *event_data, void *data);
void *(*get_device_event_data) (void *device, void *data);
// The driver must provide either both or none of add_select and
// chec_select.
void (*add_select) (struct qf_fd_set *fdset, int *maxfd, void *data);
void (*check_select) (struct qf_fd_set *fdset, void *data);
// Generally musually exclusive with add_select/check_select
void (*process_events) (void *data);
void (*clear_states) (void *data);
void (*grab_input) (void *data, int grab);
void (*axis_info) (void *data, void *device, in_axisinfo_t *axes,
int *numaxes);
void (*button_info) (void *data, void *device, in_buttoninfo_t *buttons,
int *numbuttons);
// null means either invalid number or the name is not known
const char *(*get_axis_name) (void *data, void *device, int axis_num);
const char *(*get_button_name) (void *data, void *device, int button_num);
// -1 for invalid name
int (*get_axis_num) (void *data, void *device, const char *axis_name);
int (*get_button_num) (void *data, void *device, const char *button_name);
// null means invalid number
int (*get_axis_info) (void *data, void *device, int axis_num,
in_axisinfo_t *info);
int (*get_button_info) (void *data, void *device, int button_num,
in_buttoninfo_t *info);
} in_driver_t;
typedef struct in_device_s {
int driverid;
void *device;
const char *name;
const char *id;
void *event_data;
} in_device_t;
struct cvar_s;
int IN_RegisterDriver (in_driver_t *driver, void *data);
void IN_DriverData (int handlle, void *data);
void IN_Init (void);
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void IN_Init_Cvars (void);
struct plitem_s;
void IN_SaveConfig (struct plitem_s *config);
void IN_LoadConfig (struct plitem_s *config);
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int IN_AddDevice (int driver, void *device, const char *name, const char *id);
void IN_RemoveDevice (int devid);
void IN_SendConnectedDevices (void);
int IN_FindDeviceId (const char *id) __attribute__((pure));
const char *IN_GetDeviceName (int devid) __attribute__((pure));
const char *IN_GetDeviceId (int devid) __attribute__((pure));
void IN_SetDeviceEventData (int devid, void *data);
void *IN_GetDeviceEventData (int devid);
int IN_AxisInfo (int devid, in_axisinfo_t *axes, int *numaxes);
int IN_ButtonInfo (int devid, in_buttoninfo_t *button, int *numbuttons);
const char *IN_GetAxisName (int devid, int axis_num);
const char *IN_GetButtonName (int devid, int button_num);
int IN_GetAxisNumber (int devid, const char *axis_name);
int IN_GetButtonNumber (int devid, const char *button_name);
int IN_GetAxisInfo (int devid, int axis_num, in_axisinfo_t *info);
int IN_GetButtonInfo (int devid, int button_num, in_buttoninfo_t *info);
void IN_ProcessEvents (void);
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void IN_UpdateGrab (struct cvar_s *);
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void IN_ClearStates (void);
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extern struct cvar_s *in_grab;
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extern struct cvar_s *in_amp;
extern struct cvar_s *in_pre_amp;
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extern struct cvar_s *m_filter;
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extern struct cvar_s *in_mouse_accel;
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extern struct cvar_s *in_freelook;
extern struct cvar_s *lookstrafe;
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#endif
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#endif//__QF_input_h