author | rubidium |
Sun, 25 May 2008 19:17:03 +0000 | |
changeset 9354 | 845e07db4549 |
parent 9111 | 48ce04029fe4 |
child 9390 | 88d36f907e96 |
permissions | -rw-r--r-- |
2186 | 1 |
/* $Id$ */ |
2 |
||
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/** @file sound.cpp Handling of playing sounds. */ |
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#include "stdafx.h" |
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#include "openttd.h" |
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#include "landscape.h" |
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#include "mixer.h" |
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#include "sound_func.h" |
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#include "fileio.h" |
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#include "newgrf_sound.h" |
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#include "fios.h" |
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#include "window_gui.h" |
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#include "core/alloc_func.hpp" |
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#include "map_func.h" |
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#include "vehicle_base.h" |
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#include "debug.h" |
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static uint _file_count; |
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static FileEntry *_files; |
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MusicFileSettings msf; |
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// Number of levels of panning per side |
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#define PANNING_LEVELS 16 |
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static void OpenBankFile(const char *filename) |
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{ |
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uint i; |
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FioOpenFile(SOUND_SLOT, filename); |
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uint pos = FioGetPos(); |
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uint count = FioReadDword() / 8; |
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/* Simple check for the correct number of original sounds. */ |
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if (count != 73) { |
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DEBUG(misc, 6, "Incorrect number of sounds in '%s', ignoring.", filename); |
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_file_count = 0; |
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_files = NULL; |
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return; |
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} |
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|
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FileEntry *fe = CallocT<FileEntry>(count); |
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if (fe == NULL) { |
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_file_count = 0; |
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_files = NULL; |
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return; |
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} |
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_file_count = count; |
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_files = fe; |
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|
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FioSeekTo(pos, SEEK_SET); |
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for (i = 0; i != count; i++) { |
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fe[i].file_slot = SOUND_SLOT; |
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fe[i].file_offset = FioReadDword() + pos; |
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fe[i].file_size = FioReadDword(); |
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} |
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for (i = 0; i != count; i++, fe++) { |
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char name[255]; |
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FioSeekTo(fe->file_offset, SEEK_SET); |
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/* Check for special case, see else case */ |
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FioReadBlock(name, FioReadByte()); // Read the name of the sound |
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if (strcmp(name, "Corrupt sound") != 0) { |
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FioSeekTo(12, SEEK_CUR); // Skip past RIFF header |
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/* Read riff tags */ |
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for (;;) { |
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uint32 tag = FioReadDword(); |
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uint32 size = FioReadDword(); |
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if (tag == ' tmf') { |
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FioReadWord(); // wFormatTag |
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fe->channels = FioReadWord(); // wChannels |
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FioReadDword(); // samples per second |
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fe->rate = 11025; // seems like all samples should be played at this rate. |
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FioReadDword(); // avg bytes per second |
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FioReadWord(); // alignment |
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fe->bits_per_sample = FioReadByte(); // bits per sample |
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FioSeekTo(size - (2 + 2 + 4 + 4 + 2 + 1), SEEK_CUR); |
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} else if (tag == 'atad') { |
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fe->file_size = size; |
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fe->file_slot = SOUND_SLOT; |
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fe->file_offset = FioGetPos(); |
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break; |
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} else { |
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fe->file_size = 0; |
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break; |
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} |
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} |
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} else { |
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/* |
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* Special case for the jackhammer sound |
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* (name in sample.cat is "Corrupt sound") |
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* It's no RIFF file, but raw PCM data |
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*/ |
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fe->channels = 1; |
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fe->rate = 11025; |
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fe->bits_per_sample = 8; |
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fe->file_slot = SOUND_SLOT; |
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fe->file_offset = FioGetPos(); |
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} |
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} |
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} |
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uint GetNumOriginalSounds() |
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{ |
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return _file_count; |
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} |
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|
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static bool SetBankSource(MixerChannel *mc, const FileEntry *fe) |
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{ |
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assert(fe != NULL); |
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if (fe->file_size == 0) return false; |
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|
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|
122 |
int8 *mem = MallocT<int8>(fe->file_size); |
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|
123 |
if (mem == NULL) return false; |
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|
124 |
|
7570
5d5d9b6af0ef
(svn r11095) -Codechange: don't abuse 'file_pos' by storing the file_slot in it too, but use a nice seperate variable for it
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|
125 |
FioSeekToFile(fe->file_slot, fe->file_offset); |
0 | 126 |
FioReadBlock(mem, fe->file_size); |
127 |
||
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|
128 |
for (uint i = 0; i != fe->file_size; i++) { |
1136 | 129 |
mem[i] += -128; // Convert unsigned sound data to signed |
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|
130 |
} |
193
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|
131 |
|
0 | 132 |
assert(fe->bits_per_sample == 8 && fe->channels == 1 && fe->file_size != 0 && fe->rate != 0); |
133 |
||
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|
134 |
MxSetChannelRawSrc(mc, mem, fe->file_size, fe->rate, MX_AUTOFREE); |
0 | 135 |
|
136 |
return true; |
|
137 |
} |
|
138 |
||
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tron
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|
139 |
bool SoundInitialize(const char *filename) |
0 | 140 |
{ |
1496
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|
141 |
OpenBankFile(filename); |
0 | 142 |
return true; |
143 |
} |
|
144 |
||
6420
456c275f3313
(svn r9556) -Documentation: doxygen and comment-style changes. 'R', 'S'.. The end of the preliminary work is near
belugas
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|
145 |
/* Low level sound player */ |
2594
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|
146 |
static void StartSound(uint sound, int panning, uint volume) |
0 | 147 |
{ |
8439
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|
148 |
if (volume == 0) return; |
2371
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|
149 |
|
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|
150 |
const FileEntry *fe = GetSound(sound); |
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|
151 |
if (fe == NULL) return; |
6913310b9a18
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|
152 |
|
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|
153 |
MixerChannel *mc = MxAllocateChannel(); |
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|
154 |
if (mc == NULL) return; |
8439
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changeset
|
155 |
|
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changeset
|
156 |
if (!SetBankSource(mc, fe)) return; |
6913310b9a18
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changeset
|
157 |
|
6913310b9a18
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|
158 |
/* Apply the sound effect's own volume. */ |
6913310b9a18
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peter1138
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|
159 |
volume = (fe->volume * volume) / 128; |
2594
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changeset
|
160 |
|
7922
a7e266f966d9
(svn r11475) -Codechange: rename clamp and clampu to Clamp and ClampU to fit with the coding style
skidd13
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changeset
|
161 |
panning = Clamp(panning, -PANNING_LEVELS, PANNING_LEVELS); |
8439
6913310b9a18
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peter1138
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changeset
|
162 |
uint left_vol = (volume * PANNING_LEVELS) - (volume * panning); |
6913310b9a18
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peter1138
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|
163 |
uint right_vol = (volume * PANNING_LEVELS) + (volume * panning); |
2594
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peter1138
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|
164 |
MxSetChannelVolume(mc, left_vol * 128 / PANNING_LEVELS, right_vol * 128 / PANNING_LEVELS); |
2371
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|
165 |
MxActivateChannel(mc); |
0 | 166 |
} |
167 |
||
168 |
||
6853
011888c570df
(svn r10093) -Revert: removed 16x zoom-out as it is broken beyond repair
truelight
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6654
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changeset
|
169 |
static const byte _vol_factor_by_zoom[] = {255, 190, 134, 87}; |
8095
f834186120af
(svn r11656) -Codechange: add ZOOM_LVL_BEGIN and postfix operators so ZoomLevel can be used in some iterations
smatz
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|
170 |
assert_compile(lengthof(_vol_factor_by_zoom) == ZOOM_LVL_END - ZOOM_LVL_BEGIN); |
0 | 171 |
|
172 |
static const byte _sound_base_vol[] = { |
|
173 |
128, 90, 128, 128, 128, 128, 128, 128, |
|
174 |
128, 90, 90, 128, 128, 128, 128, 128, |
|
175 |
128, 128, 128, 80, 128, 128, 128, 128, |
|
176 |
128, 128, 128, 128, 128, 128, 128, 128, |
|
177 |
128, 128, 90, 90, 90, 128, 90, 128, |
|
178 |
128, 90, 128, 128, 128, 90, 128, 128, |
|
179 |
128, 128, 128, 128, 90, 128, 128, 128, |
|
180 |
128, 90, 128, 128, 128, 128, 128, 128, |
|
181 |
128, 128, 90, 90, 90, 128, 128, 128, |
|
182 |
90, |
|
183 |
}; |
|
184 |
||
185 |
static const byte _sound_idx[] = { |
|
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186 |
2, 3, 4, 5, 6, 7, 8, 9, |
0 | 187 |
10, 11, 12, 13, 14, 15, 16, 17, |
188 |
18, 19, 20, 21, 22, 23, 24, 25, |
|
189 |
26, 27, 28, 29, 30, 31, 32, 33, |
|
2371
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190 |
34, 35, 36, 37, 38, 39, 40, 0, |
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|
191 |
1, 41, 42, 43, 44, 45, 46, 47, |
0 | 192 |
48, 49, 50, 51, 52, 53, 54, 55, |
193 |
56, 57, 58, 59, 60, 61, 62, 63, |
|
194 |
64, 65, 66, 67, 68, 69, 70, 71, |
|
195 |
72, |
|
196 |
}; |
|
197 |
||
6247 | 198 |
void SndCopyToPool() |
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|
199 |
{ |
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|
200 |
for (uint i = 0; i < _file_count; i++) { |
4656
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|
201 |
FileEntry *orig = &_files[_sound_idx[i]]; |
9c1d8c4d3e60
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|
202 |
FileEntry *fe = AllocateFileEntry(); |
9c1d8c4d3e60
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|
203 |
|
5024
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|
204 |
*fe = *orig; |
4656
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|
205 |
fe->volume = _sound_base_vol[i]; |
9c1d8c4d3e60
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|
206 |
fe->priority = 0; |
9c1d8c4d3e60
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|
207 |
} |
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|
208 |
} |
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|
209 |
|
8992
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|
210 |
/** |
0b2fb43cc875
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|
211 |
* Decide 'where' (between left and right speaker) to play the sound effect. |
0b2fb43cc875
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|
212 |
* @param sound Sound effect to play |
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|
213 |
* @param left Left edge of virtual coordinates where the sound is produced |
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|
214 |
* @param right Right edge of virtual coordinates where the sound is produced |
0b2fb43cc875
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rubidium
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changeset
|
215 |
* @param top Top edge of virtual coordinates where the sound is produced |
0b2fb43cc875
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rubidium
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changeset
|
216 |
* @param bottom Bottom edge of virtual coordinates where the sound is produced |
0b2fb43cc875
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rubidium
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changeset
|
217 |
*/ |
8588
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|
218 |
static void SndPlayScreenCoordFx(SoundFx sound, int left, int right, int top, int bottom) |
0 | 219 |
{ |
5137
54425dc8b5b3
(svn r7219) -Fix: Several warnings by gcc introduced in r7206 which MSVC found not of a problem. Thanks Tron
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|
220 |
Window* const *wz; |
0 | 221 |
|
2371
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tron
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changeset
|
222 |
if (msf.effect_vol == 0) return; |
0 | 223 |
|
5124
2ca62776430e
(svn r7205) -Fix [FS#350, SF#1560913]: Window allocation and deletion messed with the actual window
Darkvater
parents:
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diff
changeset
|
224 |
FOR_ALL_WINDOWS(wz) { |
2ca62776430e
(svn r7205) -Fix [FS#350, SF#1560913]: Window allocation and deletion messed with the actual window
Darkvater
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changeset
|
225 |
const ViewPort *vp = (*wz)->viewport; |
2371
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tron
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|
226 |
|
a8344121fa3c
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tron
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2186
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|
227 |
if (vp != NULL && |
8588
2674b9a4be81
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|
228 |
left < vp->virtual_left + vp->virtual_width && right > vp->virtual_left && |
2674b9a4be81
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|
229 |
top < vp->virtual_top + vp->virtual_height && bottom > vp->virtual_top) { |
2674b9a4be81
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|
230 |
int screen_x = (left + right) / 2 - vp->virtual_left; |
8595
718ce3c308fb
(svn r12176) -Codechange: one division less when playing sounds (patch by Dominik)
smatz
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changeset
|
231 |
int width = (vp->virtual_width == 0 ? 1 : vp->virtual_width); |
718ce3c308fb
(svn r12176) -Codechange: one division less when playing sounds (patch by Dominik)
smatz
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changeset
|
232 |
int panning = (screen_x * PANNING_LEVELS * 2) / width - PANNING_LEVELS; |
193
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truelight
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diff
changeset
|
233 |
|
0 | 234 |
StartSound( |
4656
9c1d8c4d3e60
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|
235 |
sound, |
8595
718ce3c308fb
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smatz
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|
236 |
panning, |
8439
6913310b9a18
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peter1138
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changeset
|
237 |
(msf.effect_vol * _vol_factor_by_zoom[vp->zoom - ZOOM_LVL_BEGIN]) / 256 |
0 | 238 |
); |
239 |
return; |
|
240 |
} |
|
241 |
} |
|
242 |
} |
|
243 |
||
337
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tron
parents:
193
diff
changeset
|
244 |
void SndPlayTileFx(SoundFx sound, TileIndex tile) |
0 | 245 |
{ |
3645
7f950533d510
(svn r4554) Replace magic numbers by TILE_{HEIGHT,SIZE}
tron
parents:
3421
diff
changeset
|
246 |
/* emits sound from center of the tile */ |
7f950533d510
(svn r4554) Replace magic numbers by TILE_{HEIGHT,SIZE}
tron
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|
247 |
int x = TileX(tile) * TILE_SIZE + TILE_SIZE / 2; |
8588
2674b9a4be81
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smatz
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|
248 |
int y = TileY(tile) * TILE_SIZE - TILE_SIZE / 2; |
8604
36135d25a700
(svn r12186) -Fix [FS#1784](r12169): assert when trying to play tile sound at NW border of map (placing buyos, leveling land)
smatz
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8595
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changeset
|
249 |
uint z = (y < 0 ? 0 : GetSlopeZ(x, y)); |
36135d25a700
(svn r12186) -Fix [FS#1784](r12169): assert when trying to play tile sound at NW border of map (placing buyos, leveling land)
smatz
parents:
8595
diff
changeset
|
250 |
Point pt = RemapCoords(x, y, z); |
8588
2674b9a4be81
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|
251 |
y += 2 * TILE_SIZE; |
2674b9a4be81
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smatz
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changeset
|
252 |
Point pt2 = RemapCoords(x, y, GetSlopeZ(x, y)); |
2674b9a4be81
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|
253 |
SndPlayScreenCoordFx(sound, pt.x, pt2.x, pt.y, pt2.y); |
0 | 254 |
} |
255 |
||
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changeset
|
256 |
void SndPlayVehicleFx(SoundFx sound, const Vehicle *v) |
0 | 257 |
{ |
258 |
SndPlayScreenCoordFx(sound, |
|
8588
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|
259 |
v->left_coord, v->right_coord, |
2674b9a4be81
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|
260 |
v->top_coord, v->top_coord |
0 | 261 |
); |
262 |
} |
|
263 |
||
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changeset
|
264 |
void SndPlayFx(SoundFx sound) |
0 | 265 |
{ |
8439
6913310b9a18
(svn r12009) -Fix [FS#1707]: Avoid loading sample.cat if it 'looks' incorrect, and avoid later null pointer dereferences by moving volume lookup deeper.
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|
266 |
StartSound(sound, 0, msf.effect_vol); |
0 | 267 |
} |