From e5efc3656090d39de1d8854aa495c8c16218c2f6 Mon Sep 17 00:00:00 2001
From: Bent Bisballe Nyeng <deva@aasimon.org>
Date: Sun, 24 Jul 2016 10:06:27 +0200
Subject: Clear output buffers in LV2 and jack modes before each process
 iteration to eliminte noise when drumkit has not yet been loaded.

---
 src/drumgizmo.cc | 20 ++++++++------------
 1 file changed, 8 insertions(+), 12 deletions(-)

(limited to 'src')

diff --git a/src/drumgizmo.cc b/src/drumgizmo.cc
index fa601e6..18cbbb7 100644
--- a/src/drumgizmo.cc
+++ b/src/drumgizmo.cc
@@ -26,21 +26,16 @@
  */
 #include "drumgizmo.h"
 
-#include <math.h>
-#include <stdio.h>
-#include <assert.h>
+#include <cmath>
+#include <cstdio>
+#include <cassert>
+#include <cstring>
 
 #include <event.h>
 #include <audiotypes.h>
-
-#include <string.h>
-
-#include <hugin.hpp>
-
-#include <memory>
 #include <config.h>
 
-#include <iostream>
+#include <hugin.hpp>
 
 #include "drumkitparser.h"
 #include "audioinputenginemidi.h"
@@ -122,7 +117,8 @@ bool DrumGizmo::run(size_t pos, sample_t *samples, size_t nsamples)
 	setFreeWheel(ie.isFreewheeling() && oe.isFreewheeling());
 
 	ie.pre();
-	oe.pre(nsamples);
+	oe.pre(nsamples); // Clears all output buffers
+	std::memset(samples, 0, nsamples * sizeof(sample_t));
 
 	//
 	// Read new events
@@ -161,7 +157,7 @@ bool DrumGizmo::run(size_t pos, sample_t *samples, size_t nsamples)
 
 			if(buf)
 			{
-				memset(buf, 0, nsamples * sizeof(sample_t));
+				std::memset(buf, 0, nsamples * sizeof(sample_t));
 
 				getSamples(c, pos, buf, nsamples);
 
-- 
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