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| 34 | #include <sproto.h> |
34 | #include <sproto.h> |
| 35 | #include <sounds.h> |
35 | #include <sounds.h> |
| 36 | |
36 | |
| 37 | #include <tr1/unordered_map> |
37 | #include <tr1/unordered_map> |
| 38 | |
38 | |
| 39 | /** |
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| 40 | * Maximum distance a player may hear a sound from. |
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| 41 | * This is only used for new client/server sound. If the sound source |
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| 42 | * on the map is farther away than this, we don't sent it to the client. |
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| 43 | */ |
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| 44 | #define MAX_SOUND_DISTANCE 10 |
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| 45 | |
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| 46 | // the hashtable |
39 | // the hashtable |
| 47 | typedef std::tr1::unordered_map |
40 | typedef std::tr1::unordered_map |
| 48 | < |
41 | < |
| 49 | const char *, |
42 | const char *, |
| 50 | faceidx, |
43 | faceidx, |
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| 58 | faceidx |
51 | faceidx |
| 59 | sound_find (const char *str) |
52 | sound_find (const char *str) |
| 60 | { |
53 | { |
| 61 | auto (i, ht.find (str)); |
54 | auto (i, ht.find (str)); |
| 62 | |
55 | |
| 63 | return i == ht.end () |
56 | if (i != ht.end ()) |
| 64 | ? 0 |
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| 65 | : i->second; |
57 | return i->second; |
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58 | |
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59 | if (strncmp (str, "sound/", sizeof ("sound/") - 1)) |
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60 | str = format ("sound/%s", str); |
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61 | |
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62 | return face_find (str); |
| 66 | } |
63 | } |
| 67 | |
64 | |
| 68 | void |
65 | void |
| 69 | sound_set (const char *str, faceidx face) |
66 | sound_set (const char *str, faceidx face) |
| 70 | { |
67 | { |
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| 87 | client::play_sound (faceidx sound, int dx, int dy) |
84 | client::play_sound (faceidx sound, int dx, int dy) |
| 88 | { |
85 | { |
| 89 | if (!sound) |
86 | if (!sound) |
| 90 | return; |
87 | return; |
| 91 | |
88 | |
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89 | uint8 vol = 255 - idistance (dx, dy) * 255 / MAX_SOUND_DISTANCE; |
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90 | |
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91 | // cut off volume here |
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92 | if (vol <= 0) |
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93 | return; |
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94 | |
| 92 | if (fx_want [FT_SOUND]) |
95 | if (fx_want [FT_SOUND]) |
| 93 | { |
96 | { |
| 94 | // cfplus |
97 | // cfplus |
| 95 | send_face (sound); |
98 | send_face (sound); |
| 96 | flush_fx (); |
99 | flush_fx (); |
| 97 | |
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| 98 | sint8 vol = idistance (dx, dy) * -80 / 10; |
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| 99 | |
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| 100 | // cut off volume here |
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| 101 | if (vol < -80) |
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| 102 | return; |
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| 103 | |
100 | |
| 104 | packet sl ("sc"); |
101 | packet sl ("sc"); |
| 105 | |
102 | |
| 106 | uint8 *len = sl.cur; |
103 | uint8 *len = sl.cur; |
| 107 | |
104 | |
| 108 | sl << uint8 (0) // group length |
105 | sl << uint8 (0) // group length |
| 109 | << uint8 (0) // type == one-time effect |
106 | << uint8 (0) // type == one-time effect |
| 110 | << ber32 (sound) |
107 | << ber32 (sound) |
| 111 | << sint8 (dx) |
108 | << sint8 (dx) |
| 112 | << sint8 (dy) |
109 | << sint8 (dy) |
| 113 | << sint8 (vol); // -128 == silent, 0 normal, 127 twice the amplitude |
110 | << uint8 (vol); // 0 == silent, 255 max |
| 114 | |
111 | |
| 115 | *len = sl.cur - len; // patch in group length |
112 | *len = sl.cur - len; // patch in group length |
| 116 | |
113 | |
| 117 | send_packet (sl); |
114 | send_packet (sl); |
| 118 | } |
115 | } |
