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127 lines
3.5 KiB
C++
127 lines
3.5 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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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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*
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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. See the
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* GNU General Public License for more details.
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*
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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 the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "cryo/cryolib.h"
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namespace Cryo {
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soundgroup_t *CLSoundGroup_New(int16 numSounds, int16 arg4, int16 sampleSize, float rate, int16 mode) {
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soundgroup_t *sg;
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int16 i;
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sg = (soundgroup_t *)malloc(sizeof(*sg));
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if (numSounds < kCryoMaxClSounds)
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sg->_numSounds = numSounds;
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else
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error("CLSoundGroup_New - numSounds >= kCryoMaxClSounds");
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for (i = 0; i < sg->_numSounds; i++) {
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sound_t *sound = CLSoundRaw_New(arg4, rate, sampleSize, mode);
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sg->_sound[i] = sound;
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sound->ff_1A = arg4;
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}
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sg->_soundIndex = 0;
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sg->_playIndex = 0;
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sg->ff_106 = 1;
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return sg;
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}
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void CLSoundGroup_Free(soundgroup_t *sg) {
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int16 i;
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for (i = 0; i < sg->_numSounds; i++)
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CLSoundRaw_Free(sg->_sound[i]);
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free(sg);
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}
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void CLSoundGroup_Reverse16All(soundgroup_t *sg) {
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int16 i;
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for (i = 0; i < sg->_numSounds; i++)
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sg->_sound[i]->_reversed = true;
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}
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void *CLSoundGroup_GetNextBuffer(soundgroup_t *sg) {
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sound_t *sound = sg->_sound[sg->_soundIndex];
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if (sg->ff_106)
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while (sound->_locked) ;
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return sound->sndHandle + sound->_headerLen;
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}
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int16 CLSoundGroup_AssignDatas(soundgroup_t *sg, void *buffer, int length, int16 isSigned) {
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sound_t *sound = sg->_sound[sg->_soundIndex];
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if (sg->ff_106)
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while (sound->_locked) ;
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else if (sound->_locked)
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return 0;
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sound->_buffer = (char *)buffer;
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CLSound_SetLength(sound, length);
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sound->_length = length;
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// if(sound->reversed && sound->sampleSize == 16)
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// ReverseBlock16(buffer, length);
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// if(isSigned)
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// CLSound_Signed2NonSigned(buffer, length);
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if (sg->_soundIndex == sg->_numSounds - 1)
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sg->_soundIndex = 0;
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else
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sg->_soundIndex++;
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return 1;
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}
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int16 CLSoundGroup_SetDatas(soundgroup_t *sg, void *data, int length, int16 isSigned) {
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void *buffer;
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sound_t *sound = sg->_sound[sg->_soundIndex];
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if (length >= sound->ff_1A) {
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error("CLSoundGroup_SetDatas - Unexpected length");
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}
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if (sg->ff_106)
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while (sound->_locked) ;
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else if (sound->_locked)
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return 0;
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buffer = sound->sndHandle + sound->_headerLen;
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sound->_buffer = (char *)buffer;
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memcpy(buffer, data, length);
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CLSound_SetLength(sound, length);
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sound->_length = length;
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// if(sound->reversed && sound->sampleSize == 16)
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// ReverseBlock16(buffer, length);
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// if(isSigned)
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// CLSound_Signed2NonSigned(buffer, length);
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if (sg->_soundIndex == sg->_numSounds - 1)
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sg->_soundIndex = 0;
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else
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sg->_soundIndex++;
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return 1;
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}
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void CLSoundGroup_PlayNextSample(soundgroup_t *sg, soundchannel_t *ch) {
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CLSoundChannel_Play(ch, sg->_sound[sg->_playIndex]);
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if (sg->_playIndex == sg->_numSounds - 1)
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sg->_playIndex = 0;
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else
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sg->_playIndex++;
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}
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} // End of namespace Cryo
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