server/socket/sounds.C

/*
 * This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
 * 
 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
 * Copyright (©) 1992,2007 Frank Tore Johansen
 * 
 * Crossfire TRT 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 3 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, see <http://www.gnu.org/licenses/>.
 * 
 * The authors can be reached via e-mail to <crossfire@schmorp.de>
 */

/* Send bug reports to Raphael Quinet (quinet@montefiore.ulg.ac.be) */

/**
 * \file
 * Sound-related functions.
 *
 * \date 2003-12-02
 */

#include <global.h>
#include <sproto.h>
#include <sounds.h>

#include <tr1/unordered_map>

/**
 * Maximum distance a player may hear a sound from.
 * This is only used for new client/server sound.  If the sound source
 * on the map is farther away than this, we don't sent it to the client.
 */
#define MAX_SOUND_DISTANCE 10

// the hashtable
typedef std::tr1::unordered_map
  <
    const char *,
    faceidx,
    str_hash,
    str_equal,
    slice_allocator< std::pair<const char *const, faceidx> >
  > HT;

static HT ht;

faceidx
sound_find (const char *str)
{
  auto (i, ht.find (str));

  return i == ht.end ()
    ? 0
    : i->second;
}

void
sound_set (const char *str, faceidx face)
{
  auto (i, ht.find (str));

  if (i != ht.end ())
    i->second = face;
  else
    ht.insert (std::make_pair (strdup (str), face));
}

//TODO: remove
// for gcfclient-compatibility, to vanish at some point
faceidx old_sound_index [SOUND_CAST_SPELL_0];

/*
 * Plays a sound for specified player only
 */
void
client::play_sound (faceidx sound, int dx, int dy)
{
  if (!sound)
    return;

  if (dx < -10 || dx > 10) return;
  if (dy < -10 || dy > 10) return;

  if (fx_want [FT_SOUND])
    {
      // cfplus
      send_face (sound);
      flush_fx ();

      uint8 vol = clamp (255 - idistance (dx, dy) * 255 / 10, 0, 255);

      // cut off volume here
      if (vol < 16)
        return;

      packet sl ("sc");

      uint8 *len = sl.cur;

      sl << uint8 (0) // group length
         << uint8 (0) // type == one-time effect
         << ber32 (sound)
         << sint8 (dx)
         << sint8 (dy)
         << uint8 (vol); // 0 == silent, 255 max

      *len = sl.cur - len; // patch in group length

      send_packet (sl);
    }
  else if (this->sound)
    {
      //TODO: remove, or make bearable
      // gcfclient compatibility

      int gcfclient_sound;
      for (gcfclient_sound = SOUND_CAST_SPELL_0; gcfclient_sound--; )
        if (old_sound_index [gcfclient_sound] == sound)
          {
            packet sl ("sound");

            sl << uint8  (dx)
               << uint8  (dy)
               << uint16 (gcfclient_sound)
               << uint8  (SOUND_NORMAL);

            send_packet (sl);

            break;
          }
    }
}

Revision:	1.20
Committed:	Tue Jul 31 01:18:16 2007 UTC (16 years, 9 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.19:	+3 -0 lines
Log Message:	experimentally let other players hear when I hit
#	User	Rev	Content
1	root	1.13	/*
2	root	1.14	* This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
3	root	1.13	*
4			* Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
5			* Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6			* Copyright (©) 1992,2007 Frank Tore Johansen
7			*
8	root	1.14	* Crossfire TRT is free software: you can redistribute it and/or modify
9			* it under the terms of the GNU General Public License as published by
10			* the Free Software Foundation, either version 3 of the License, or
11			* (at your option) any later version.
12	root	1.13	*
13	root	1.14	* This program is distributed in the hope that it will be useful,
14			* but WITHOUT ANY WARRANTY; without even the implied warranty of
15			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16			* GNU General Public License for more details.
17	root	1.13	*
18	root	1.14	* You should have received a copy of the GNU General Public License
19			* along with this program. If not, see <http://www.gnu.org/licenses/>.
20	root	1.13	*
21			* The authors can be reached via e-mail to <crossfire@schmorp.de>
22			*/
23
24	elmex	1.1	/* Send bug reports to Raphael Quinet (quinet@montefiore.ulg.ac.be) */
25
26			/**
27			* \file
28			* Sound-related functions.
29			*
30			* \date 2003-12-02
31			*/
32
33			#include <global.h>
34			#include <sproto.h>
35			#include <sounds.h>
36
37	root	1.15	#include <tr1/unordered_map>
38
39	elmex	1.1	/**
40			* Maximum distance a player may hear a sound from.
41			* This is only used for new client/server sound. If the sound source
42			* on the map is farther away than this, we don't sent it to the client.
43			*/
44			#define MAX_SOUND_DISTANCE 10
45
46	root	1.15	// the hashtable
47			typedef std::tr1::unordered_map
48			<
49			const char *,
50			faceidx,
51			str_hash,
52			str_equal,
53			slice_allocator< std::pair<const char *const, faceidx> >
54			> HT;
55
56			static HT ht;
57
58			faceidx
59			sound_find (const char *str)
60			{
61			auto (i, ht.find (str));
62
63			return i == ht.end ()
64			? 0
65			: i->second;
66			}
67
68			void
69			sound_set (const char *str, faceidx face)
70			{
71			auto (i, ht.find (str));
72
73			if (i != ht.end ())
74			i->second = face;
75			else
76			ht.insert (std::make_pair (strdup (str), face));
77			}
78
79	root	1.17	//TODO: remove
80			// for gcfclient-compatibility, to vanish at some point
81			faceidx old_sound_index [SOUND_CAST_SPELL_0];
82
83	root	1.15	/*
84	elmex	1.1	* Plays a sound for specified player only
85			*/
86	root	1.3	void
87	root	1.15	client::play_sound (faceidx sound, int dx, int dy)
88	elmex	1.1	{
89	root	1.15	if (!sound)
90	root	1.3	return;
91	root	1.6
92	root	1.20	if (dx < -10 \|\| dx > 10) return;
93			if (dy < -10 \|\| dy > 10) return;
94
95	root	1.16	if (fx_want [FT_SOUND])
96	root	1.15	{
97			// cfplus
98			send_face (sound);
99			flush_fx ();
100	elmex	1.1
101	root	1.19	uint8 vol = clamp (255 - idistance (dx, dy) * 255 / 10, 0, 255);
102	root	1.18
103			// cut off volume here
104	root	1.19	if (vol < 16)
105	root	1.18	return;
106
107	root	1.15	packet sl ("sc");
108	root	1.6
109	root	1.15	uint8 *len = sl.cur;
110	root	1.6
111	root	1.15	sl << uint8 (0) // group length
112			<< uint8 (0) // type == one-time effect
113			<< ber32 (sound)
114			<< sint8 (dx)
115	root	1.18	<< sint8 (dy)
116	root	1.19	<< uint8 (vol); // 0 == silent, 255 max
117	elmex	1.1
118	root	1.15	*len = sl.cur - len; // patch in group length
119	elmex	1.1
120	root	1.15	send_packet (sl);
121	elmex	1.1	}
122	root	1.16	else if (this->sound)
123			{
124	root	1.17	//TODO: remove, or make bearable
125	root	1.16	// gcfclient compatibility
126
127	root	1.17	int gcfclient_sound;
128			for (gcfclient_sound = SOUND_CAST_SPELL_0; gcfclient_sound--; )
129			if (old_sound_index [gcfclient_sound] == sound)
130			{
131			packet sl ("sound");
132
133			sl << uint8 (dx)
134			<< uint8 (dy)
135			<< uint16 (gcfclient_sound)
136			<< uint8 (SOUND_NORMAL);
137	root	1.16
138	root	1.17	send_packet (sl);
139	root	1.16
140	root	1.17	break;
141			}
142	root	1.16	}
143	elmex	1.1	}
144	root	1.15