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GainNode.h
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1 /*
2 Copyright (c) 2014, The Cinder Project
3 
4 This code is intended to be used with the Cinder C++ library, http://libcinder.org
5 
6 Redistribution and use in source and binary forms, with or without modification, are permitted provided that
7 the following conditions are met:
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9 * Redistributions of source code must retain the above copyright notice, this list of conditions and
10 the following disclaimer.
11 * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and
12 the following disclaimer in the documentation and/or other materials provided with the distribution.
13 
14 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
15 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
16 PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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18 TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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20 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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22 */
23 
24 #pragma once
25 
26 #include "cinder/audio/NodeMath.h"
27 
28 namespace cinder { namespace audio {
29 
30 typedef std::shared_ptr<class GainNode> GainNodeRef;
31 
37 class GainNode : public MultiplyNode {
38  public:
40  GainNode( const Format &format = Format() )
41  : MultiplyNode( 1, format )
42  {}
44  GainNode( float initialValue, const Format &format = Format() )
45  : MultiplyNode( initialValue, format )
46  {}
47 };
48 
49 } } // namespace cinder::audio
GainNode(float initialValue, const Format &format=Format())
Constructs a GainNode with an initial gain of initialValue and optional format.
Definition: GainNode.h:44
GainNode(const Format &format=Format())
Constructs a GainNode with an initial gain of 1 and optional format.
Definition: GainNode.h:40
Node for changing the gain, or amplitude, of a signal.
Definition: GainNode.h:37
std::shared_ptr< class GainNode > GainNodeRef
Definition: GainNode.h:30
Node for performing a mulitplication operation on its input.
Definition: NodeMath.h:70
Definition: Node.h:72
GLenum GLsizei GLenum format
Definition: GLee.h:969