From 68bed4bb89cdcda28e890591f3f5ce05882b0b6a Mon Sep 17 00:00:00 2001
From: João Silva
Date: Wed, 25 Jan 2017 19:29:42 +0000
Subject: Recover sound after loading a savestate.

---
 source/soundux.c | 20 +++-----------------
 1 file changed, 3 insertions(+), 17 deletions(-)

(limited to 'source/soundux.c')

diff --git a/source/soundux.c b/source/soundux.c
index 9e71bae..a67ca6b 100644
--- a/source/soundux.c
+++ b/source/soundux.c
@@ -267,12 +267,7 @@ void S9xFixSoundAfterSnapshotLoad()
       SoundData.channels[i].needs_decode = true;
       S9xSetSoundFrequency(i, SoundData.channels[i].hertz);
       SoundData.channels [i].envxx = SoundData.channels [i].envx << ENVX_SHIFT;
-      SoundData.channels [i].next_sample = 0;
-      SoundData.channels [i].interpolate = 0;
-      SoundData.channels [i].previous [0] = (int32_t) SoundData.channels [i].previous16 [0];
-      SoundData.channels [i].previous [1] = (int32_t) SoundData.channels [i].previous16 [1];
    }
-   IAPU.Scanline = 0;
 }
 
 void S9xSetFilterCoefficient(int tap, int value)
@@ -352,12 +347,9 @@ int S9xGetEnvelopeHeight(int channel)
 
 void S9xSetSoundFrequency(int channel, int hertz) // hertz [0~64K<<1]
 {
-   if (so.playback_rate)
-   {
-      if (SoundData.channels[channel].type == SOUND_NOISE)
-         hertz = NoiseFreq [APU.DSP [APU_FLG] & 0x1f];
-      SoundData.channels[channel].frequency = (hertz * so.freqbase) >> 11;
-   }
+   if (SoundData.channels[channel].type == SOUND_NOISE)
+      hertz = NoiseFreq [APU.DSP [APU_FLG] & 0x1f];
+   SoundData.channels[channel].frequency = (hertz * so.freqbase) >> 11;
 }
 
 void S9xSetSoundHertz(int channel, int hertz)
@@ -765,12 +757,6 @@ void S9xMixSamples(uint16_t* buffer, int sample_count)
    int J;
    int I;
 
-   if (so.mute_sound)
-   {
-      memset(buffer, 0, sample_count * sizeof(buffer [0]));
-      return;
-   }
-
    if (SoundData.echo_enable)
       memset(EchoBuffer, 0, sample_count * sizeof(EchoBuffer [0]));
    memset(MixBuffer, 0, sample_count * sizeof(MixBuffer [0]));
-- 
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