summaryrefslogtreecommitdiff
path: root/plugins/ZaMultiCompX2/ZaMultiCompX2UI.hpp
blob: 44dcb19219c52bd068a6d1ff57dcade474c14010 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
/*
 * ZaMultiCompX2 stereo multiband compressor
 * Copyright (C) 2014  Damien Zammit <damien@zamaudio.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * For a full copy of the GNU General Public License see the doc/GPL.txt file.
 */

#ifndef ZAMULTICOMPUI_HPP_INCLUDED
#define ZAMULTICOMPUI_HPP_INCLUDED

#include "DistrhoUI.hpp"

#include "ImageKnob.hpp"
#include "ImageToggle.hpp"

#include "ZaMultiCompX2Artwork.hpp"

#define COMPOINTS 1000
#define MAX_COMP 3

using DGL::Image;
using DGL::ImageKnob;
using DGL::ImageToggle;

START_NAMESPACE_DISTRHO

// -----------------------------------------------------------------------

class ZaMultiCompX2UI : public UI,
                        public ImageKnob::Callback,
                        public ImageToggle::Callback
{
public:
    ZaMultiCompX2UI();

protected:
    // -------------------------------------------------------------------
    // Information

    uint d_getWidth() const noexcept override
    {
        return ZaMultiCompX2Artwork::zamulticompx2Width;
    }

    uint d_getHeight() const noexcept override
    {
        return ZaMultiCompX2Artwork::zamulticompx2Height;
    }

    void compcurve(float in, int k, float* x, float* y);
    void calc_compcurves(void);

    // -------------------------------------------------------------------
    // DSP Callbacks

    void d_parameterChanged(uint32_t index, float value) override;
    void d_programChanged(uint32_t index) override;
    void d_stateChanged(const char*, const char*) override;

    // -------------------------------------------------------------------
    // Widget Callbacks

    void imageKnobDragStarted(ImageKnob* knob) override;
    void imageKnobDragFinished(ImageKnob* knob) override;
    void imageKnobValueChanged(ImageKnob* knob, float value) override;

    void imageToggleClicked(ImageToggle* toggle, int button) override;

    void onDisplay() override;

inline double
to_dB(double g) {
        return (20.*log10(g));
}

inline double
from_dB(double gdb) {
        return (exp(gdb/20.*log(10.)));
}

inline double
sanitize_denormal(double value) {
        if (!std::isnormal(value)) {
                return (0.);
        }
        return value;
}

private:
    Image fImgBackground;
    ScopedPointer<ImageKnob> fKnobAttack, fKnobRelease;
    ScopedPointer<ImageKnob> fKnobThresh1, fKnobThresh2, fKnobThresh3;
    ScopedPointer<ImageKnob> fKnobRatio, fKnobKnee, fKnobGlobalGain;
    ScopedPointer<ImageKnob> fKnobMakeup1, fKnobMakeup2, fKnobMakeup3;
    ScopedPointer<ImageKnob> fKnobXover1, fKnobXover2;
    ScopedPointer<ImageToggle> fToggleBypass1, fToggleBypass2, fToggleBypass3;
    ScopedPointer<ImageToggle> fToggleListen1, fToggleListen2, fToggleListen3;
    ScopedPointer<ImageToggle> fToggleStereo;

    Image fLedRedImg;
    float fLedRedValue1;
    float fLedRedValue2;
    float fLedRedValue3;
    Image fLedYellowImg;
    float fLedYellowValueL;
    float fLedYellowValueR;
    DGL::Rectangle<int> fCanvasArea;
    float fThresh[MAX_COMP];
    float fRatio;
    float fKnee;
    float fMakeup[MAX_COMP];
    float fBypass[MAX_COMP];
    float fMaster;
    float compx[MAX_COMP][COMPOINTS];
    float compy[MAX_COMP][COMPOINTS];
};

// -----------------------------------------------------------------------

END_NAMESPACE_DISTRHO

#endif // ZAMULTICOMPUI_HPP_INCLUDED