120 lines
2.3 KiB
C
120 lines
2.3 KiB
C
/*
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in_axis.c
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Logical axis support
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Copyright (C) 2021 Bill Currie <bill@taniwha.org>
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Author: Bill Currie <bill@taniwha.org>
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Date: 2021/10/1
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#include "QF/cmd.h"
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#include "QF/hash.h"
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#include "QF/input.h"
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#include "QF/sys.h"
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static hashtab_t *axis_tab;
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static const char *
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axis_get_key (const void *a, void *data)
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{
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__auto_type axis = (const in_axis_t *) a;
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return axis->name;
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}
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static void
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axis_free (void *a, void *data)
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{
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}
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VISIBLE int
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IN_RegisterAxis (in_axis_t *axis)
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{
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const char *name = axis->name;
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if (Hash_Find (axis_tab, name)) {
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return 0;
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}
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Hash_Add (axis_tab, axis);
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return 1;
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}
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VISIBLE in_axis_t *
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IN_FindAxis (const char *name)
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{
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return Hash_Find (axis_tab, name);
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}
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static void
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axis_clear_state (void *_a, void *data)
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{
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//FIXME what to do here?
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}
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void
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IN_AxisClearStates (void)
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{
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Hash_ForEach (axis_tab, axis_clear_state, 0);
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}
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void
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IN_AxisAddListener (in_axis_t *axis, axis_listener_t listener, void *data)
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{
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if (!axis->listeners) {
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axis->listeners = malloc (sizeof (*axis->listeners));
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LISTENER_SET_INIT (axis->listeners, 8);
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}
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LISTENER_ADD (axis->listeners, listener, data);
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}
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void
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IN_AxisRemoveListener (in_axis_t *axis, axis_listener_t listener, void *data)
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{
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if (axis->listeners) {
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LISTENER_REMOVE (axis->listeners, listener, data);
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}
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}
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static void
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in_axis_shutdown (void *data)
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{
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Hash_DelTable (axis_tab);
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}
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static void __attribute__((constructor))
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in_axis_init (void)
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{
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axis_tab = Hash_NewTable (127, axis_get_key, axis_free, 0, 0);
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Sys_RegisterShutdown (in_axis_shutdown, 0);
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}
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