/[svn]/linuxsampler/trunk/src/engines/gig/EGDecay.cpp
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Annotation of /linuxsampler/trunk/src/engines/gig/EGDecay.cpp

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Revision 2837 - (hide annotations) (download)
Sun Aug 23 06:14:00 2015 UTC (8 years, 7 months ago) by persson
File size: 2233 byte(s)
* fixed printf type errors (mostly in debug messages)


1 schoenebeck 53 /***************************************************************************
2     * *
3     * LinuxSampler - modular, streaming capable sampler *
4     * *
5 schoenebeck 56 * Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck *
6 persson 2837 * Copyright (C) 2005 - 2015 Christian Schoenebeck *
7 schoenebeck 53 * *
8 schoenebeck 738 * This library is free software; you can redistribute it and/or modify *
9 schoenebeck 53 * it under the terms of the GNU General Public License as published by *
10     * the Free Software Foundation; either version 2 of the License, or *
11     * (at your option) any later version. *
12     * *
13 schoenebeck 738 * This library is distributed in the hope that it will be useful, *
14 schoenebeck 53 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
15     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16     * GNU General Public License for more details. *
17     * *
18     * You should have received a copy of the GNU General Public License *
19 schoenebeck 738 * along with this library; if not, write to the Free Software *
20 schoenebeck 53 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
21     * MA 02111-1307 USA *
22     ***************************************************************************/
23    
24     #include "EGDecay.h"
25    
26 schoenebeck 1424 #include "../../common/global_private.h"
27    
28 schoenebeck 53 namespace LinuxSampler { namespace gig {
29    
30 schoenebeck 738 EGDecay::EGDecay() {
31 schoenebeck 53 }
32    
33 schoenebeck 738 void EGDecay::trigger(float Depth, float DecayTime, unsigned int SampleRate) {
34     this->Level = Depth;
35 schoenebeck 53
36     // calculate decay parameters (lin. curve)
37 schoenebeck 738 StepsLeft = (int) (DecayTime * SampleRate);
38 schoenebeck 1149 Coeff = (StepsLeft) ? (1.0f - Depth) / (float) StepsLeft : 0.0f;
39 schoenebeck 53
40 persson 2837 dmsg(4,("Depth=%f, DecayTime=%f\n", Depth, DecayTime));
41 schoenebeck 53 }
42    
43     }} // namespace LinuxSampler::gig

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