mirror of
https://github.com/w23/xash3d-fwgs
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152 lines
3.1 KiB
C
152 lines
3.1 KiB
C
/*
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s_mouth.c - animate mouth
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Copyright (C) 2010 Uncle Mike
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(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. See the
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GNU General Public License for more details.
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*/
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#include "common.h"
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#include "sound.h"
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#include "client.h"
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#include "const.h"
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#define CAVGSAMPLES 10
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void SND_InitMouth( int entnum, int entchannel )
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{
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if(( entchannel == CHAN_VOICE || entchannel == CHAN_STREAM ) && entnum > 0 )
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{
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cl_entity_t *clientEntity;
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// init mouth movement vars
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clientEntity = CL_GetEntityByIndex( entnum );
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if( clientEntity )
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{
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clientEntity->mouth.mouthopen = 0;
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clientEntity->mouth.sndcount = 0;
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clientEntity->mouth.sndavg = 0;
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}
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}
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}
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void SND_CloseMouth( channel_t *ch )
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{
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if( ch->entchannel == CHAN_VOICE || ch->entchannel == CHAN_STREAM )
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{
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cl_entity_t *clientEntity;
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clientEntity = CL_GetEntityByIndex( ch->entnum );
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if( clientEntity )
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{
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// shut mouth
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clientEntity->mouth.mouthopen = 0;
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}
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}
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}
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void SND_MoveMouth8( channel_t *ch, wavdata_t *pSource, int count )
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{
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cl_entity_t *clientEntity;
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char *pdata = NULL;
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mouth_t *pMouth = NULL;
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int scount, pos = 0;
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int savg, data;
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uint i;
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clientEntity = CL_GetEntityByIndex( ch->entnum );
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if( !clientEntity ) return;
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pMouth = &clientEntity->mouth;
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if( ch->isSentence )
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{
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if( ch->currentWord )
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pos = ch->currentWord->sample;
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}
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else pos = ch->pMixer.sample;
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count = S_GetOutputData( pSource, &pdata, pos, count, ch->use_loop );
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if( pdata == NULL ) return;
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i = 0;
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scount = pMouth->sndcount;
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savg = 0;
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while( i < count && scount < CAVGSAMPLES )
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{
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data = pdata[i];
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savg += abs( data );
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i += 80 + ((byte)data & 0x1F);
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scount++;
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}
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pMouth->sndavg += savg;
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pMouth->sndcount = (byte)scount;
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if( pMouth->sndcount >= CAVGSAMPLES )
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{
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pMouth->mouthopen = pMouth->sndavg / CAVGSAMPLES;
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pMouth->sndavg = 0;
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pMouth->sndcount = 0;
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}
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}
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void SND_MoveMouth16( channel_t *ch, wavdata_t *pSource, int count )
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{
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cl_entity_t *clientEntity;
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short *pdata = NULL;
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mouth_t *pMouth = NULL;
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int savg, data;
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int scount, pos = 0;
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uint i;
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clientEntity = CL_GetEntityByIndex( ch->entnum );
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if( !clientEntity ) return;
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pMouth = &clientEntity->mouth;
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if( ch->isSentence )
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{
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if( ch->currentWord )
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pos = ch->currentWord->sample;
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}
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else pos = ch->pMixer.sample;
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count = S_GetOutputData( pSource, &pdata, pos, count, ch->use_loop );
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if( pdata == NULL ) return;
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i = 0;
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scount = pMouth->sndcount;
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savg = 0;
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while( i < count && scount < CAVGSAMPLES )
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{
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data = pdata[i];
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data = (bound( -32767, data, 0x7ffe ) >> 8);
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savg += abs( data );
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i += 80 + ((byte)data & 0x1F);
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scount++;
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}
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pMouth->sndavg += savg;
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pMouth->sndcount = (byte)scount;
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if( pMouth->sndcount >= CAVGSAMPLES )
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{
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pMouth->mouthopen = pMouth->sndavg / CAVGSAMPLES;
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pMouth->sndavg = 0;
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pMouth->sndcount = 0;
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}
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} |