From 75bf8b0ba1d874b6af1b88ed5fffe27b3b25e70d Mon Sep 17 00:00:00 2001
From: John Glover <j@johnglover.net>
Date: Tue, 11 Sep 2012 16:01:13 +0200
Subject: [base] Add ability to clear all synthesised sample buffers in a Frame
 (but not the audio buffer).

---
 src/simpl/base.cpp | 12 +++++++++---
 src/simpl/base.h   |  1 +
 2 files changed, 10 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/simpl/base.cpp b/src/simpl/base.cpp
index 01e18b2..f418bf5 100644
--- a/src/simpl/base.cpp
+++ b/src/simpl/base.cpp
@@ -117,10 +117,8 @@ void Frame::clear() {
 
     if(_alloc_memory) {
         memset(_audio, 0.0, sizeof(sample) * _size);
-        memset(_synth, 0.0, sizeof(sample) * _synth_size);
-        memset(_residual, 0.0, sizeof(sample) * _size);
-        memset(_synth_residual, 0.0, sizeof(sample) * _synth_size);
     }
+    clear_synth();
 }
 
 void Frame::clear_peaks() {
@@ -133,6 +131,14 @@ void Frame::clear_partials() {
     _num_partials = 0;
 }
 
+void Frame::clear_synth() {
+    if(_alloc_memory) {
+        memset(_synth, 0.0, sizeof(sample) * _synth_size);
+        memset(_residual, 0.0, sizeof(sample) * _size);
+        memset(_synth_residual, 0.0, sizeof(sample) * _synth_size);
+    }
+}
+
 // Frame - peaks
 // -------------
 
diff --git a/src/simpl/base.h b/src/simpl/base.h
index 9e04ef7..83ab6bd 100644
--- a/src/simpl/base.h
+++ b/src/simpl/base.h
@@ -93,6 +93,7 @@ class Frame {
         void clear();
         void clear_peaks();
         void clear_partials();
+        void clear_synth();
 
         // peaks
         int num_peaks();
-- 
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