mirror of
https://github.com/godotengine/godot.git
synced 2024-12-21 10:25:24 +08:00
137 lines
4.5 KiB
C++
137 lines
4.5 KiB
C++
/*************************************************************************/
|
|
/* audio_stream_player_2d.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
|
|
#ifndef AUDIO_STREAM_PLAYER_2D_H
|
|
#define AUDIO_STREAM_PLAYER_2D_H
|
|
|
|
#include "scene/2d/node_2d.h"
|
|
#include "servers/audio/audio_stream.h"
|
|
#include "servers/audio_server.h"
|
|
|
|
class AudioStreamPlayer2D : public Node2D {
|
|
GDCLASS(AudioStreamPlayer2D, Node2D);
|
|
|
|
private:
|
|
enum {
|
|
MAX_OUTPUTS = 8,
|
|
MAX_INTERSECT_AREAS = 32
|
|
|
|
};
|
|
|
|
struct Output {
|
|
AudioFrame vol;
|
|
int bus_index;
|
|
Viewport *viewport; //pointer only used for reference to previous mix
|
|
};
|
|
|
|
Output outputs[MAX_OUTPUTS];
|
|
volatile int output_count;
|
|
volatile bool output_ready;
|
|
|
|
//these are used by audio thread to have a reference of previous volumes (for ramping volume and avoiding clicks)
|
|
Output prev_outputs[MAX_OUTPUTS];
|
|
int prev_output_count;
|
|
|
|
Ref<AudioStreamPlayback> stream_playback;
|
|
Ref<AudioStream> stream;
|
|
Vector<AudioFrame> mix_buffer;
|
|
|
|
volatile float setseek;
|
|
volatile bool active;
|
|
volatile float setplay;
|
|
|
|
float volume_db;
|
|
float pitch_scale;
|
|
bool autoplay;
|
|
bool stream_paused;
|
|
bool stream_paused_fade_in;
|
|
bool stream_paused_fade_out;
|
|
StringName bus;
|
|
|
|
void _mix_audio();
|
|
static void _mix_audios(void *self) { reinterpret_cast<AudioStreamPlayer2D *>(self)->_mix_audio(); }
|
|
|
|
void _set_playing(bool p_enable);
|
|
bool _is_active() const;
|
|
|
|
void _bus_layout_changed();
|
|
|
|
uint32_t area_mask;
|
|
|
|
float max_distance;
|
|
float attenuation;
|
|
|
|
protected:
|
|
void _validate_property(PropertyInfo &property) const override;
|
|
void _notification(int p_what);
|
|
static void _bind_methods();
|
|
|
|
public:
|
|
void set_stream(Ref<AudioStream> p_stream);
|
|
Ref<AudioStream> get_stream() const;
|
|
|
|
void set_volume_db(float p_volume);
|
|
float get_volume_db() const;
|
|
|
|
void set_pitch_scale(float p_pitch_scale);
|
|
float get_pitch_scale() const;
|
|
|
|
void play(float p_from_pos = 0.0);
|
|
void seek(float p_seconds);
|
|
void stop();
|
|
bool is_playing() const;
|
|
float get_playback_position();
|
|
|
|
void set_bus(const StringName &p_bus);
|
|
StringName get_bus() const;
|
|
|
|
void set_autoplay(bool p_enable);
|
|
bool is_autoplay_enabled();
|
|
|
|
void set_max_distance(float p_pixels);
|
|
float get_max_distance() const;
|
|
|
|
void set_attenuation(float p_curve);
|
|
float get_attenuation() const;
|
|
|
|
void set_area_mask(uint32_t p_mask);
|
|
uint32_t get_area_mask() const;
|
|
|
|
void set_stream_paused(bool p_pause);
|
|
bool get_stream_paused() const;
|
|
|
|
Ref<AudioStreamPlayback> get_stream_playback();
|
|
|
|
AudioStreamPlayer2D();
|
|
~AudioStreamPlayer2D();
|
|
};
|
|
|
|
#endif
|