From: havoc <havoc@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Mon, 5 Aug 2002 11:39:08 +0000 (+0000)
Subject: attempt to optimize SND_PaintChannelFrom8 a little bit
X-Git-Tag: RELEASE_0_2_0_RC1~372
X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=commitdiff_plain;h=0677a97412504c7ef6d9e349ff11a1c585f76d2e

attempt to optimize SND_PaintChannelFrom8 a little bit


git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@2199 d7cf8633-e32d-0410-b094-e92efae38249
---

diff --git a/snd_mix.c b/snd_mix.c
index cb47d1bf..e9325085 100644
--- a/snd_mix.c
+++ b/snd_mix.c
@@ -354,7 +354,7 @@ void SND_PaintChannelFrom8 (channel_t *ch, sfxcache_t *sc, int count)
 {
 	int *lscale, *rscale;
 	unsigned char *sfx;
-	int i;
+	int i, n;
 
 	if (ch->leftvol > 255)
 		ch->leftvol = 255;
@@ -367,22 +367,20 @@ void SND_PaintChannelFrom8 (channel_t *ch, sfxcache_t *sc, int count)
 	{
 		// LordHavoc: stereo sound support, and optimizations
 		sfx = (unsigned char *)sc->data + ch->pos * 2;
-
-		for (i=0 ; i<count ; i++)
+		for (i = 0;i < count;i++)
 		{
 			paintbuffer[i].left += lscale[*sfx++];
 			paintbuffer[i].right += rscale[*sfx++];
 		}
-		
 	}
 	else
 	{
 		sfx = (unsigned char *)sc->data + ch->pos;
-
-		for (i=0 ; i<count ; i++)
+		for (i = 0;i < count;i++)
 		{
-			paintbuffer[i].left += lscale[*sfx];
-			paintbuffer[i].right += rscale[*sfx++];
+			n = *sfx++;
+			paintbuffer[i].left += lscale[n];
+			paintbuffer[i].right += rscale[n];
 		}
 
 	}