okseby/Quake-III-Arena
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Mac OS X work...lots of little changes that touch a lot of random places.

Browse source 
Still work to be done, but this at least matches the PowerPC Linux status
 now.

MacOS-specific directory (and XCode project) is gone...this now uses SDL,
 OpenAL, and the Unix Makefiles.

--ryan.
This commit is contained in:
Ryan C. Gordon 2005-11-26 07:46:21 +00:00
parent b20b86bbbe
commit 721b9a7d01
61 changed files with 877 additions and 22868 deletions
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88
code/client/snd_mix.c
View file

@ -224,7 +224,8 @@ CHANNEL MIXING
===============================================================================
*/
static void S_PaintChannelFrom16( channel_t *ch, const sfx_t *sc, int count, int sampleOffset, int bufferOffset ) {
#if idppc_altivec
static void S_PaintChannelFrom16_altivec( channel_t *ch, const sfx_t *sc, int count, int sampleOffset, int bufferOffset ) {
int data, aoff, boff;
int leftvol, rightvol;
int i, j;
@ -249,15 +250,12 @@ static void S_PaintChannelFrom16( channel_t *ch, const sfx_t *sc, int count, int
}
if (!ch->doppler || ch->dopplerScale==1.0f) {
#if idppc_altivec
vector signed short volume_vec;
vector unsigned int volume_shift;
int vectorCount, samplesLeft, chunkSamplesLeft;
#endif
leftvol = ch->leftvol*snd_vol;
rightvol = ch->rightvol*snd_vol;
samples = chunk->sndChunk;
#if idppc_altivec
((short *)&volume_vec)[0] = leftvol;
((short *)&volume_vec)[1] = leftvol;
((short *)&volume_vec)[4] = leftvol;
@ -297,14 +295,12 @@ static void S_PaintChannelFrom16( channel_t *ch, const sfx_t *sc, int count, int
{
vector unsigned char tmp;
vector short s0, s1, sampleData0, sampleData1;
vector short samples0, samples1;
vector signed int left0, right0;
vector signed int merge0, merge1;
vector signed int d0, d1, d2, d3;
vector unsigned char samplePermute0 =
(vector unsigned char){0, 1, 4, 5, 0, 1, 4, 5, 2, 3, 6, 7, 2, 3, 6, 7};
vector unsigned char samplePermute0 =
VECCONST_UINT8(0, 1, 4, 5, 0, 1, 4, 5, 2, 3, 6, 7, 2, 3, 6, 7);
vector unsigned char samplePermute1 =
(vector unsigned char){8, 9, 12, 13, 8, 9, 12, 13, 10, 11, 14, 15, 10, 11, 14, 15};
VECCONST_UINT8(8, 9, 12, 13, 8, 9, 12, 13, 10, 11, 14, 15, 10, 11, 14, 15);
vector unsigned char loadPermute0, loadPermute1;
// Rather than permute the vectors after we load them to do the sample
@ -365,7 +361,66 @@ static void S_PaintChannelFrom16( channel_t *ch, const sfx_t *sc, int count, int
}
}
}
#else
} else {
fleftvol = ch->leftvol*snd_vol;
frightvol = ch->rightvol*snd_vol;
ooff = sampleOffset;
samples = chunk->sndChunk;
for ( i=0 ; i<count ; i++ ) {
aoff = ooff;
ooff = ooff + ch->dopplerScale;
boff = ooff;
fdata = 0;
for (j=aoff; j<boff; j++) {
if (j == SND_CHUNK_SIZE) {
chunk = chunk->next;
if (!chunk) {
chunk = sc->soundData;
}
samples = chunk->sndChunk;
ooff -= SND_CHUNK_SIZE;
}
fdata += samples[j&(SND_CHUNK_SIZE-1)];
}
fdiv = 256 * (boff-aoff);
samp[i].left += (fdata * fleftvol)/fdiv;
samp[i].right += (fdata * frightvol)/fdiv;
}
}
}
#endif
static void S_PaintChannelFrom16_scalar( channel_t *ch, const sfx_t *sc, int count, int sampleOffset, int bufferOffset ) {
int data, aoff, boff;
int leftvol, rightvol;
int i, j;
portable_samplepair_t *samp;
sndBuffer *chunk;
short *samples;
float ooff, fdata, fdiv, fleftvol, frightvol;
samp = &paintbuffer[ bufferOffset ];
if (ch->doppler) {
sampleOffset = sampleOffset*ch->oldDopplerScale;
}
chunk = sc->soundData;
while (sampleOffset>=SND_CHUNK_SIZE) {
chunk = chunk->next;
sampleOffset -= SND_CHUNK_SIZE;
if (!chunk) {
chunk = sc->soundData;
}
}
if (!ch->doppler || ch->dopplerScale==1.0f) {
leftvol = ch->leftvol*snd_vol;
rightvol = ch->rightvol*snd_vol;
samples = chunk->sndChunk;
for ( i=0 ; i<count ; i++ ) {
data = samples[sampleOffset++];
samp[i].left += (data * leftvol)>>8;
@ -377,7 +432,6 @@ static void S_PaintChannelFrom16( channel_t *ch, const sfx_t *sc, int count, int
sampleOffset = 0;
}
}
#endif
} else {
fleftvol = ch->leftvol*snd_vol;
frightvol = ch->rightvol*snd_vol;
@ -412,6 +466,18 @@ static void S_PaintChannelFrom16( channel_t *ch, const sfx_t *sc, int count, int
}
}
static void S_PaintChannelFrom16( channel_t *ch, const sfx_t *sc, int count, int sampleOffset, int bufferOffset ) {
#if idppc_altivec
extern cvar_t *com_altivec;
if (com_altivec->integer) {
// must be in a seperate function or G3 systems will crash.
S_PaintChannelFrom16_altivec( ch, sc, count, sampleOffset, bufferOffset );
return;
}
#endif
S_PaintChannelFrom16_scalar( ch, sc, count, sampleOffset, bufferOffset );
}
void S_PaintChannelFromWavelet( channel_t *ch, sfx_t *sc, int count, int sampleOffset, int bufferOffset ) {
int data;
int leftvol, rightvol;