mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-12-11 05:11:16 +00:00
5f93c115ff
They're now an enum, and the flag part of the name is all lowercase, but now the flag definitions and names list will never get out of sync.
103 lines
2.3 KiB
C
103 lines
2.3 KiB
C
/*
|
|
joy_linux.c
|
|
|
|
Joystick driver for Linux
|
|
|
|
Copyright (C) 2000 David Jeffery
|
|
Copyright (C) 2000 Jeff Teunissen <deek@dusknet.dhs.org>
|
|
|
|
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
|
|
|
|
*/
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
#include <fcntl.h>
|
|
#include <unistd.h>
|
|
#include <linux/joystick.h>
|
|
|
|
#include "QF/cvar.h"
|
|
#include "QF/joystick.h"
|
|
#include "QF/keys.h"
|
|
#include "QF/qtypes.h"
|
|
#include "QF/sys.h"
|
|
|
|
// Variables and structures for this driver
|
|
int joy_handle;
|
|
|
|
|
|
void
|
|
JOY_Read (void)
|
|
{
|
|
struct js_event event;
|
|
|
|
if (!joy_active || !joy_enable->int_val)
|
|
return;
|
|
|
|
while (read (joy_handle, &event, sizeof (struct js_event)) > -1) {
|
|
if (event.type & JS_EVENT_BUTTON) {
|
|
if (event.number >= JOY_MAX_BUTTONS)
|
|
continue;
|
|
|
|
joy_buttons[event.number].current = event.value;
|
|
|
|
if (joy_buttons[event.number].current >
|
|
joy_buttons[event.number].old) {
|
|
Key_Event (QFJ_BUTTON1 + event.number, 0, true);
|
|
} else {
|
|
if (joy_buttons[event.number].current <
|
|
joy_buttons[event.number].old) {
|
|
Key_Event (QFJ_BUTTON1 + event.number, 0, false);
|
|
}
|
|
}
|
|
joy_buttons[event.number].old = joy_buttons[event.number].current;
|
|
} else {
|
|
if (event.type & JS_EVENT_AXIS) {
|
|
if (event.number >= JOY_MAX_AXES)
|
|
continue;
|
|
joy_axes[event.number].current = event.value;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
int
|
|
JOY_Open (void)
|
|
{
|
|
// Open joystick device
|
|
joy_handle = open (joy_device->string, O_RDONLY | O_NONBLOCK);
|
|
if (joy_handle < 0) {
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
JOY_Close (void)
|
|
{
|
|
int i;
|
|
|
|
i = close (joy_handle);
|
|
if (i) {
|
|
Sys_MaskPrintf (SYS_vid, "JOY: Failed to close joystick device!\n");
|
|
} else {
|
|
Sys_MaskPrintf (SYS_vid, "JOY_Shutdown\n");
|
|
}
|
|
}
|