1/**************************************************************************/
2/* audio_effect_reverb.h */
3/**************************************************************************/
4/* This file is part of: */
5/* GODOT ENGINE */
6/* https://godotengine.org */
7/**************************************************************************/
8/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
9/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
10/* */
11/* Permission is hereby granted, free of charge, to any person obtaining */
12/* a copy of this software and associated documentation files (the */
13/* "Software"), to deal in the Software without restriction, including */
14/* without limitation the rights to use, copy, modify, merge, publish, */
15/* distribute, sublicense, and/or sell copies of the Software, and to */
16/* permit persons to whom the Software is furnished to do so, subject to */
17/* the following conditions: */
18/* */
19/* The above copyright notice and this permission notice shall be */
20/* included in all copies or substantial portions of the Software. */
21/* */
22/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
23/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
24/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
25/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
26/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
27/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
28/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
29/**************************************************************************/
30
31#ifndef AUDIO_EFFECT_REVERB_H
32#define AUDIO_EFFECT_REVERB_H
33
34#include "servers/audio/audio_effect.h"
35#include "servers/audio/effects/reverb_filter.h"
36
37class AudioEffectReverb;
38
39class AudioEffectReverbInstance : public AudioEffectInstance {
40 GDCLASS(AudioEffectReverbInstance, AudioEffectInstance);
41
42 Ref<AudioEffectReverb> base;
43
44 float tmp_src[Reverb::INPUT_BUFFER_MAX_SIZE];
45 float tmp_dst[Reverb::INPUT_BUFFER_MAX_SIZE];
46
47 friend class AudioEffectReverb;
48
49 Reverb reverb[2];
50
51public:
52 virtual void process(const AudioFrame *p_src_frames, AudioFrame *p_dst_frames, int p_frame_count) override;
53 AudioEffectReverbInstance();
54};
55
56class AudioEffectReverb : public AudioEffect {
57 GDCLASS(AudioEffectReverb, AudioEffect);
58
59 friend class AudioEffectReverbInstance;
60
61 float predelay;
62 float predelay_fb;
63 float hpf;
64 float room_size;
65 float damping;
66 float spread;
67 float dry;
68 float wet;
69
70protected:
71 static void _bind_methods();
72
73public:
74 void set_predelay_msec(float p_msec);
75 void set_predelay_feedback(float p_feedback);
76 void set_room_size(float p_size);
77 void set_damping(float p_damping);
78 void set_spread(float p_spread);
79 void set_dry(float p_dry);
80 void set_wet(float p_wet);
81 void set_hpf(float p_hpf);
82
83 float get_predelay_msec() const;
84 float get_predelay_feedback() const;
85 float get_room_size() const;
86 float get_damping() const;
87 float get_spread() const;
88 float get_dry() const;
89 float get_wet() const;
90 float get_hpf() const;
91
92 Ref<AudioEffectInstance> instantiate() override;
93
94 AudioEffectReverb();
95};
96
97#endif // AUDIO_EFFECT_REVERB_H
98