Pd++  0.01
A pure C++ implementation of Pure Data objects
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Line.h
1 /*
2  Line.cpp
3  Pd++
4 
5  Created by Robert Esler on 10/28/14.
6  Copyright (c) 2014 Robert Esler. All rights reserved.
7 
8  Some of the code in Pd++ is Copyright (c) 1997-1999 Miller Puckette.
9  For information on usage and redistribution, and for a DISCLAIMER OF ALL
10  WARRANTIES, see the file, "LICENSE.txt," in this distribution.
11  */
12 
13 #ifndef __Pd____Line__
14 #define __Pd____Line__
15 
16 #include <stdio.h>
17 #include <string>
18 #include "PdMaster.h"
19 
20 namespace pd {
21 
22 /*! \brief A ramp generator.
23 
24  Line ramps up or down to a value in the time increment specified.
25  This is the Pd version. For another version see myLine.cpp
26 
27 */
28 
29 class Line : public PdMaster {
30 
31 private:
32  typedef struct _line
33  {
34  double x_target; /* target value of ramp */
35  double x_value; /* current value of ramp at block-borders */
36  double x_biginc;
37  double x_inc;
38  double x_1overn;
39  double x_dspticktomsec;
40  double x_inletvalue;
41  double x_inletwas;
42  int x_ticksleft;
43  int x_retarget;
44  } t_line;
45 
46  t_line *x = new t_line;
47  double previousTarget = 0;
48  double previousTime = 0;
49 
50 public:
51  Line();
52  ~Line();
53  double perform(double target, double time);
54  void set(double target, double time);
55  void stop();
56 
57  std::string pdName = "line~";
58 
59 };
60 
61 } // pd namespace
62 #endif /* defined(__Pd____Line__) */
pd
The Pd++ namespace.
Definition: BandPass.cpp:14
PdMaster
A super class inherited by all Pd++ objects.
Definition: PdMaster.h:62
pd::Line
A ramp generator.
Definition: Line.h:29
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