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97 lines
2.0 KiB
C++
97 lines
2.0 KiB
C++
#ifndef AUDIO_STREAM_PLAYER_2D_H
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#define AUDIO_STREAM_PLAYER_2D_H
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#include "scene/2d/node_2d.h"
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#include "servers/audio/audio_stream.h"
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#include "servers/audio_server.h"
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class AudioStreamPlayer2D : public Node2D {
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GDCLASS(AudioStreamPlayer2D, Node2D)
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private:
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enum {
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MAX_OUTPUTS = 8,
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MAX_INTERSECT_AREAS = 32
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};
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struct Output {
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AudioFrame vol;
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int bus_index;
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Viewport *viewport; //pointer only used for reference to previous mix
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};
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Output outputs[MAX_OUTPUTS];
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volatile int output_count;
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volatile bool output_ready;
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//these are used by audio thread to have a reference of previous volumes (for ramping volume and avoiding clicks)
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Output prev_outputs[MAX_OUTPUTS];
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int prev_output_count;
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Ref<AudioStreamPlayback> stream_playback;
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Ref<AudioStream> stream;
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Vector<AudioFrame> mix_buffer;
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volatile float setseek;
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volatile bool active;
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volatile float setplay;
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float volume_db;
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bool autoplay;
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StringName bus;
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void _mix_audio();
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static void _mix_audios(void *self) { reinterpret_cast<AudioStreamPlayer2D *>(self)->_mix_audio(); }
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void _set_playing(bool p_enable);
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bool _is_active() const;
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void _bus_layout_changed();
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uint32_t area_mask;
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float max_distance;
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float attenuation;
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protected:
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void _validate_property(PropertyInfo &property) const;
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void _notification(int p_what);
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static void _bind_methods();
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public:
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void set_stream(Ref<AudioStream> p_stream);
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Ref<AudioStream> get_stream() const;
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void set_volume_db(float p_volume);
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float get_volume_db() const;
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void play(float p_from_pos = 0.0);
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void seek(float p_seconds);
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void stop();
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bool is_playing() const;
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float get_pos();
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void set_bus(const StringName &p_bus);
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StringName get_bus() const;
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void set_autoplay(bool p_enable);
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bool is_autoplay_enabled();
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void set_max_distance(float p_pixels);
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float get_max_distance() const;
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void set_attenuation(float p_curve);
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float get_attenuation() const;
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void set_area_mask(uint32_t p_mask);
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uint32_t get_area_mask() const;
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AudioStreamPlayer2D();
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~AudioStreamPlayer2D();
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};
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#endif
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