--- np2/sound/vermouth/midvoice.c	2003/10/16 17:58:13	1.1.1.1
+++ np2/sound/vermouth/midvoice.c	2006/12/16 12:11:07	1.4
@@ -25,7 +25,7 @@
 
 // ---- vibrate
 
-static int vibrate_update(VOICE v) {
+static int VERMOUTHCL vibrate_update(VOICE v) {
 
 	int		depth;
 	int		phase;
@@ -52,7 +52,8 @@ static int vibrate_update(VOICE v) {
 	return((int)(step * (float)(1 << FREQ_SHIFT)));
 }
 
-static SAMPLE resample_vibrate(VOICE v, SAMPLE dst, SAMPLE dstterm) {
+static SAMPLE VERMOUTHCL resample_vibrate(VOICE v, SAMPLE dst,
+															SAMPLE dstterm) {
 
 	SAMPLE	src;
 	SAMPLE	dstbreak;
@@ -109,7 +110,8 @@ static SAMPLE resample_vibrate(VOICE v, 
 	return(dst);
 }
 
-static SAMPLE resample_vibloop(VOICE v, SAMPLE dst, SAMPLE dstterm) {
+static SAMPLE VERMOUTHCL resample_vibloop(VOICE v, SAMPLE dst,
+															SAMPLE dstterm) {
 
 	SAMPLE	src;
 	SAMPLE	dstbreak;
@@ -161,7 +163,8 @@ static SAMPLE resample_vibloop(VOICE v, 
 	return(dst);
 }
 
-static SAMPLE resample_vibround(VOICE v, SAMPLE dst, SAMPLE dstterm) {
+static SAMPLE VERMOUTHCL resample_vibround(VOICE v, SAMPLE dst,
+															SAMPLE dstterm) {
 
 	SAMPLE	src;
 	SAMPLE	dstbreak;
@@ -269,7 +272,7 @@ rr_done:
 
 // ---- normal
 
-static SAMPLE resample_normal(VOICE v, SAMPLE dst, SAMPLE dstterm) {
+static SAMPLE VERMOUTHCL resample_normal(VOICE v, SAMPLE dst, SAMPLE dstterm) {
 
 	SAMPLE	src;
 	int		pos;
@@ -298,7 +301,7 @@ static SAMPLE resample_normal(VOICE v, S
 	return(dst);
 }
 
-static SAMPLE resample_loop(VOICE v, SAMPLE dst, SAMPLE dstterm) {
+static SAMPLE VERMOUTHCL resample_loop(VOICE v, SAMPLE dst, SAMPLE dstterm) {
 
 	SAMPLE	src;
 	int		pos;
@@ -321,7 +324,7 @@ static SAMPLE resample_loop(VOICE v, SAM
 	return(dst);
 }
 
-static SAMPLE resample_round(VOICE v, SAMPLE dst, SAMPLE dstterm) {
+static SAMPLE VERMOUTHCL resample_round(VOICE v, SAMPLE dst, SAMPLE dstterm) {
 
 	SAMPLE	src;
 	int		pos;
@@ -376,7 +379,7 @@ rr_done:
 
 // ----
 
-int envlope_setphase(VOICE v, int phase) {
+int VERMOUTHCL envlope_setphase(VOICE v, int phase) {
 
 	do {
 		if (phase >= 6) {
@@ -402,7 +405,7 @@ int envlope_setphase(VOICE v, int phase)
 	return(0);
 }
 
-void envelope_updates(VOICE v) {
+void VERMOUTHCL envelope_updates(VOICE v) {
 
 	int		envl;
 	int		envr;
@@ -457,11 +460,12 @@ void envelope_updates(VOICE v) {
 }
 
 #if defined(ENABLE_TREMOLO)
-static void tremolo_update(VOICE v) {
+static void VERMOUTHCL tremolo_update(VOICE v) {
 
 	int		depth;
 	int		cnt;
 	int		vol;
+	int		pos;
 
 	depth = v->sample->tremolo_depth << 8;
 	if (v->tremolo.sweepstep) {
@@ -476,10 +480,11 @@ static void tremolo_update(VOICE v) {
 	}
 	v->tremolo.count += v->tremolo.step;
 	cnt = v->tremolo.count >> TRERATE_SHIFT;
-	vol = envsin12q[cnt & ((1 << (SINENT_BIT - 2)) - 1)];
+	pos = cnt & ((1 << (SINENT_BIT - 2)) - 1);
 	if (cnt & (1 << (SINENT_BIT - 2))) {
-		vol = (1 << 12) - vol;
+		pos ^= ((1 << (SINENT_BIT - 2)) - 1);
 	}
+	vol = envsin12q[pos];
 	if (cnt & (1 << (SINENT_BIT - 1))) {
 		vol = 0 - vol;
 	}
@@ -514,7 +519,8 @@ static int envelope_update(VOICE v) {
 
 // ---- release
 
-static void mixrel_normal(VOICE v, SINT32 *dst, SAMPLE src, SAMPLE srcterm) {
+static void VERMOUTHCL mixrel_normal(VOICE v, SINT32 *dst, SAMPLE src,
+															SAMPLE srcterm) {
 
 	int		samples;
 	SINT32	voll;
@@ -548,7 +554,8 @@ static void mixrel_normal(VOICE v, SINT3
 	} while(src < srcterm);
 }
 
-static void mixrel_left(VOICE v, SINT32 *dst, SAMPLE src, SAMPLE srcterm) {
+static void VERMOUTHCL mixrel_left(VOICE v, SINT32 *dst, SAMPLE src,
+															SAMPLE srcterm) {
 
 	SINT32	vol;
 	SINT32	rel;
@@ -570,12 +577,14 @@ static void mixrel_left(VOICE v, SINT32 
 	} while(src < srcterm);
 }
 
-static void mixrel_right(VOICE v, SINT32 *dst, SAMPLE src, SAMPLE srcterm) {
+static void VERMOUTHCL mixrel_right(VOICE v, SINT32 *dst, SAMPLE src,
+															SAMPLE srcterm) {
 
 	mixrel_left(v, dst + 1, src, srcterm);
 }
 
-static void mixrel_centre(VOICE v, SINT32 *dst, SAMPLE src, SAMPLE srcterm) {
+static void VERMOUTHCL mixrel_centre(VOICE v, SINT32 *dst, SAMPLE src,
+															SAMPLE srcterm) {
 
 	SINT32	vol;
 	SINT32	rel;
@@ -603,7 +612,8 @@ static void mixrel_centre(VOICE v, SINT3
 
 // ---- normal
 
-static void mixnor_normal(VOICE v, SINT32 *dst, SAMPLE src, SAMPLE srcterm) {
+static void VERMOUTHCL mixnor_normal(VOICE v, SINT32 *dst, SAMPLE src,
+															SAMPLE srcterm) {
 
 	SINT32	voll;
 	SINT32	volr;
@@ -619,7 +629,8 @@ static void mixnor_normal(VOICE v, SINT3
 	} while(src < srcterm);
 }
 
-static void mixnor_left(VOICE v, SINT32 *dst, SAMPLE src, SAMPLE srcterm) {
+static void VERMOUTHCL mixnor_left(VOICE v, SINT32 *dst, SAMPLE src,
+															SAMPLE srcterm) {
 
 	SINT32	vol;
 	_SAMPLE	s;
@@ -632,7 +643,8 @@ static void mixnor_left(VOICE v, SINT32 
 	} while(src < srcterm);
 }
 
-static void mixnor_right(VOICE v, SINT32 *dst, SAMPLE src, SAMPLE srcterm) {
+static void VERMOUTHCL mixnor_right(VOICE v, SINT32 *dst, SAMPLE src,
+															SAMPLE srcterm) {
 
 	SINT32	vol;
 	_SAMPLE	s;
@@ -645,7 +657,8 @@ static void mixnor_right(VOICE v, SINT32
 	} while(src < srcterm);
 }
 
-static void mixnor_centre(VOICE v, SINT32 *dst, SAMPLE src, SAMPLE srcterm) {
+static void VERMOUTHCL mixnor_centre(VOICE v, SINT32 *dst, SAMPLE src,
+															SAMPLE srcterm) {
 
 	SINT32	vol;
 	_SAMPLE	s;
@@ -664,7 +677,8 @@ static void mixnor_centre(VOICE v, SINT3
 
 // ---- env
 
-static void mixenv_normal(VOICE v, SINT32 *dst, SAMPLE src, SAMPLE srcterm) {
+static void VERMOUTHCL mixenv_normal(VOICE v, SINT32 *dst, SAMPLE src,
+															SAMPLE srcterm) {
 
 	int		cnt;
 	SINT32	voll;
@@ -710,7 +724,8 @@ static void mixenv_normal(VOICE v, SINT3
 	} while(src < srcterm);
 }
 
-static void mixenv_left(VOICE v, SINT32 *dst, SAMPLE src, SAMPLE srcterm) {
+static void VERMOUTHCL mixenv_left(VOICE v, SINT32 *dst, SAMPLE src,
+															SAMPLE srcterm) {
 
 	int		cnt;
 	SINT32	vol;
@@ -751,12 +766,14 @@ static void mixenv_left(VOICE v, SINT32 
 	} while(src < srcterm);
 }
 
-static void mixenv_right(VOICE v, SINT32 *dst, SAMPLE src, SAMPLE srcterm) {
+static void VERMOUTHCL mixenv_right(VOICE v, SINT32 *dst, SAMPLE src,
+															SAMPLE srcterm) {
 
 	mixenv_left(v, dst + 1, src, srcterm);
 }
 
-static void mixenv_centre(VOICE v, SINT32 *dst, SAMPLE src, SAMPLE srcterm) {
+static void VERMOUTHCL mixenv_centre(VOICE v, SINT32 *dst, SAMPLE src,
+															SAMPLE srcterm) {
 
 	int		cnt;
 	SINT32	vol;
@@ -812,7 +829,7 @@ static const RESPROC resproc[] = {
 #endif
 };
 
-void voice_setphase(VOICE v, BYTE phase) {
+void VERMOUTHCL voice_setphase(VOICE v, UINT8 phase) {
 
 	int		proc;
 	int		mode;
@@ -843,7 +860,7 @@ static const MIXPROC mixproc[] = {
 			mixenv_normal,	mixenv_left,	mixenv_right,	mixenv_centre,
 			mixrel_normal,	mixrel_left,	mixrel_right,	mixrel_centre};
 
-void voice_setmix(VOICE v) {
+void VERMOUTHCL voice_setmix(VOICE v) {
 
 	int		proc;