1076 lines
36 KiB
C++
1076 lines
36 KiB
C++
/*************************************************************************/
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/* audio_stream_player_3d.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "audio_stream_player_3d.h"
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#include "core/engine.h"
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#include "scene/3d/area.h"
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#include "scene/3d/camera.h"
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#include "scene/3d/listener.h"
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#include "scene/main/viewport.h"
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// Based on "A Novel Multichannel Panning Method for Standard and Arbitrary Loudspeaker Configurations" by Ramy Sadek and Chris Kyriakakis (2004)
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// Speaker-Placement Correction Amplitude Panning (SPCAP)
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class Spcap {
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private:
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struct Speaker {
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Vector3 direction;
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real_t effective_number_of_speakers; // precalculated
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mutable real_t squared_gain; // temporary
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};
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PoolVector<Speaker> speakers;
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public:
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Spcap(unsigned int speaker_count, const Vector3 *speaker_directions) {
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this->speakers.resize(speaker_count);
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PoolVector<Speaker>::Write w = this->speakers.write();
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for (unsigned int speaker_num = 0; speaker_num < speaker_count; speaker_num++) {
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w[speaker_num].direction = speaker_directions[speaker_num];
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w[speaker_num].squared_gain = 0.0;
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w[speaker_num].effective_number_of_speakers = 0.0;
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for (unsigned int other_speaker_num = 0; other_speaker_num < speaker_count; other_speaker_num++) {
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w[speaker_num].effective_number_of_speakers += 0.5 * (1.0 + w[speaker_num].direction.dot(w[other_speaker_num].direction));
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}
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}
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}
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unsigned int get_speaker_count() const {
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return (unsigned int)this->speakers.size();
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}
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Vector3 get_speaker_direction(unsigned int index) const {
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return this->speakers.read()[index].direction;
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}
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void calculate(const Vector3 &source_direction, real_t tightness, unsigned int volume_count, real_t *volumes) const {
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PoolVector<Speaker>::Read r = this->speakers.read();
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real_t sum_squared_gains = 0.0;
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for (unsigned int speaker_num = 0; speaker_num < (unsigned int)this->speakers.size(); speaker_num++) {
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real_t initial_gain = 0.5 * powf(1.0 + r[speaker_num].direction.dot(source_direction), tightness) / r[speaker_num].effective_number_of_speakers;
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r[speaker_num].squared_gain = initial_gain * initial_gain;
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sum_squared_gains += r[speaker_num].squared_gain;
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}
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for (unsigned int speaker_num = 0; speaker_num < MIN(volume_count, (unsigned int)this->speakers.size()); speaker_num++) {
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volumes[speaker_num] = sqrtf(r[speaker_num].squared_gain / sum_squared_gains);
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}
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}
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};
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//TODO: hardcoded main speaker directions for 2, 3.1, 5.1 and 7.1 setups - these are simplified and could also be made configurable
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static const Vector3 speaker_directions[7] = {
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Vector3(-1.0, 0.0, -1.0).normalized(), // front-left
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Vector3(1.0, 0.0, -1.0).normalized(), // front-right
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Vector3(0.0, 0.0, -1.0).normalized(), // center
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Vector3(-1.0, 0.0, 1.0).normalized(), // rear-left
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Vector3(1.0, 0.0, 1.0).normalized(), // rear-right
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Vector3(-1.0, 0.0, 0.0).normalized(), // side-left
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Vector3(1.0, 0.0, 0.0).normalized(), // side-right
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};
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void AudioStreamPlayer3D::_calc_output_vol(const Vector3 &source_dir, real_t tightness, AudioStreamPlayer3D::Output &output) {
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unsigned int speaker_count; // only main speakers (no LFE)
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switch (AudioServer::get_singleton()->get_speaker_mode()) {
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default: //fallthrough
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case AudioServer::SPEAKER_MODE_STEREO: speaker_count = 2; break;
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case AudioServer::SPEAKER_SURROUND_31: speaker_count = 3; break;
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case AudioServer::SPEAKER_SURROUND_51: speaker_count = 5; break;
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case AudioServer::SPEAKER_SURROUND_71: speaker_count = 7; break;
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}
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Spcap spcap(speaker_count, speaker_directions); //TODO: should only be created/recreated once the speaker mode / speaker positions changes
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real_t volumes[7];
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spcap.calculate(source_dir, tightness, speaker_count, volumes);
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switch (AudioServer::get_singleton()->get_speaker_mode()) {
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case AudioServer::SPEAKER_SURROUND_71:
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output.vol[3].l = volumes[5]; // side-left
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output.vol[3].r = volumes[6]; // side-right
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//fallthrough
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case AudioServer::SPEAKER_SURROUND_51:
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output.vol[2].l = volumes[3]; // rear-left
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output.vol[2].r = volumes[4]; // rear-right
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//fallthrough
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case AudioServer::SPEAKER_SURROUND_31:
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output.vol[1].r = 1.0; // LFE - always full power
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output.vol[1].l = volumes[2]; // center
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//fallthrough
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case AudioServer::SPEAKER_MODE_STEREO:
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output.vol[0].r = volumes[1]; // front-right
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output.vol[0].l = volumes[0]; // front-left
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}
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}
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void AudioStreamPlayer3D::_mix_audio() {
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if (!stream_playback.is_valid() || !active ||
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(stream_paused && !stream_paused_fade_out)) {
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return;
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}
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bool started = false;
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if (setseek >= 0.0) {
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stream_playback->start(setseek);
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setseek = -1.0; //reset seek
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started = true;
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}
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//get data
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AudioFrame *buffer = mix_buffer.ptrw();
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int buffer_size = mix_buffer.size();
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if (stream_paused_fade_out) {
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// Short fadeout ramp
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buffer_size = MIN(buffer_size, 128);
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}
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// Mix if we're not paused or we're fading out
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if ((output_count > 0 || out_of_range_mode == OUT_OF_RANGE_MIX)) {
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float output_pitch_scale = 0.0;
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if (output_count) {
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//used for doppler, not realistic but good enough
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for (int i = 0; i < output_count; i++) {
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output_pitch_scale += outputs[i].pitch_scale;
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}
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output_pitch_scale /= float(output_count);
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} else {
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output_pitch_scale = 1.0;
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}
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stream_playback->mix(buffer, pitch_scale * output_pitch_scale, buffer_size);
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}
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//write all outputs
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for (int i = 0; i < output_count; i++) {
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Output current = outputs[i];
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//see if current output exists, to keep volume ramp
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bool found = false;
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for (int j = i; j < prev_output_count; j++) {
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if (prev_outputs[j].viewport == current.viewport) {
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if (j != i) {
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SWAP(prev_outputs[j], prev_outputs[i]);
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}
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found = true;
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break;
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}
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}
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bool interpolate_filter = !started;
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if (!found) {
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//create new if was not used before
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if (prev_output_count < MAX_OUTPUTS) {
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prev_outputs[prev_output_count] = prev_outputs[i]; //may be owned by another viewport
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prev_output_count++;
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}
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prev_outputs[i] = current;
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interpolate_filter = false;
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}
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//mix!
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int buffers = AudioServer::get_singleton()->get_channel_count();
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for (int k = 0; k < buffers; k++) {
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AudioFrame target_volume = stream_paused_fade_out ? AudioFrame(0.f, 0.f) : current.vol[k];
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AudioFrame vol_prev = stream_paused_fade_in ? AudioFrame(0.f, 0.f) : prev_outputs[i].vol[k];
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AudioFrame vol_inc = (target_volume - vol_prev) / float(buffer_size);
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AudioFrame vol = stream_paused_fade_in ? AudioFrame(0.f, 0.f) : current.vol[k];
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if (!AudioServer::get_singleton()->thread_has_channel_mix_buffer(current.bus_index, k))
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continue; //may have been deleted, will be updated on process
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AudioFrame *target = AudioServer::get_singleton()->thread_get_channel_mix_buffer(current.bus_index, k);
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current.filter.set_mode(AudioFilterSW::HIGHSHELF);
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current.filter.set_sampling_rate(AudioServer::get_singleton()->get_mix_rate());
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current.filter.set_cutoff(attenuation_filter_cutoff_hz);
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current.filter.set_resonance(1);
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current.filter.set_stages(1);
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current.filter.set_gain(current.filter_gain);
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if (interpolate_filter) {
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current.filter_process[k * 2 + 0] = prev_outputs[i].filter_process[k * 2 + 0];
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current.filter_process[k * 2 + 1] = prev_outputs[i].filter_process[k * 2 + 1];
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current.filter_process[k * 2 + 0].set_filter(¤t.filter, false);
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current.filter_process[k * 2 + 1].set_filter(¤t.filter, false);
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current.filter_process[k * 2 + 0].update_coeffs(buffer_size);
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current.filter_process[k * 2 + 1].update_coeffs(buffer_size);
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for (int j = 0; j < buffer_size; j++) {
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AudioFrame f = buffer[j] * vol;
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current.filter_process[k * 2 + 0].process_one_interp(f.l);
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current.filter_process[k * 2 + 1].process_one_interp(f.r);
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target[j] += f;
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vol += vol_inc;
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}
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} else {
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current.filter_process[k * 2 + 0].set_filter(¤t.filter);
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current.filter_process[k * 2 + 1].set_filter(¤t.filter);
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current.filter_process[k * 2 + 0].update_coeffs();
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current.filter_process[k * 2 + 1].update_coeffs();
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for (int j = 0; j < buffer_size; j++) {
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AudioFrame f = buffer[j] * vol;
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current.filter_process[k * 2 + 0].process_one(f.l);
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current.filter_process[k * 2 + 1].process_one(f.r);
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target[j] += f;
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vol += vol_inc;
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}
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}
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if (current.reverb_bus_index >= 0) {
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if (!AudioServer::get_singleton()->thread_has_channel_mix_buffer(current.reverb_bus_index, k))
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continue; //may have been deleted, will be updated on process
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AudioFrame *rtarget = AudioServer::get_singleton()->thread_get_channel_mix_buffer(current.reverb_bus_index, k);
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if (current.reverb_bus_index == prev_outputs[i].reverb_bus_index) {
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AudioFrame rvol_inc = (current.reverb_vol[k] - prev_outputs[i].reverb_vol[k]) / float(buffer_size);
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AudioFrame rvol = prev_outputs[i].reverb_vol[k];
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for (int j = 0; j < buffer_size; j++) {
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rtarget[j] += buffer[j] * rvol;
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rvol += rvol_inc;
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}
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} else {
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AudioFrame rvol = current.reverb_vol[k];
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for (int j = 0; j < buffer_size; j++) {
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rtarget[j] += buffer[j] * rvol;
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}
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}
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}
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}
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prev_outputs[i] = current;
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}
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prev_output_count = output_count;
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//stream is no longer active, disable this.
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if (!stream_playback->is_playing()) {
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active = false;
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}
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output_ready = false;
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stream_paused_fade_in = false;
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stream_paused_fade_out = false;
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}
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float AudioStreamPlayer3D::_get_attenuation_db(float p_distance) const {
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float att = 0;
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switch (attenuation_model) {
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case ATTENUATION_INVERSE_DISTANCE: {
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att = Math::linear2db(1.0 / ((p_distance / unit_size) + CMP_EPSILON));
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} break;
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case ATTENUATION_INVERSE_SQUARE_DISTANCE: {
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float d = (p_distance / unit_size);
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d *= d;
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att = Math::linear2db(1.0 / (d + CMP_EPSILON));
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} break;
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case ATTENUATION_LOGARITHMIC: {
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att = -20 * Math::log(p_distance / unit_size + CMP_EPSILON);
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} break;
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case ATTENUATION_DISABLED: break;
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default: {
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ERR_PRINT("Unknown attenuation type");
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break;
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}
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}
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att += unit_db;
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if (att > max_db) {
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att = max_db;
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}
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return att;
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}
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void _update_sound() {
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}
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void AudioStreamPlayer3D::_notification(int p_what) {
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if (p_what == NOTIFICATION_ENTER_TREE) {
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velocity_tracker->reset(get_global_transform().origin);
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AudioServer::get_singleton()->add_callback(_mix_audios, this);
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if (autoplay && !Engine::get_singleton()->is_editor_hint()) {
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play();
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}
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}
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if (p_what == NOTIFICATION_EXIT_TREE) {
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AudioServer::get_singleton()->remove_callback(_mix_audios, this);
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}
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if (p_what == NOTIFICATION_PAUSED) {
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if (!can_process()) {
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// Node can't process so we start fading out to silence
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set_stream_paused(true);
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}
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}
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if (p_what == NOTIFICATION_UNPAUSED) {
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set_stream_paused(false);
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}
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if (p_what == NOTIFICATION_TRANSFORM_CHANGED) {
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if (doppler_tracking != DOPPLER_TRACKING_DISABLED) {
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velocity_tracker->update_position(get_global_transform().origin);
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}
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}
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if (p_what == NOTIFICATION_INTERNAL_PHYSICS_PROCESS) {
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//update anything related to position first, if possible of course
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if (!output_ready) {
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Vector3 linear_velocity;
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//compute linear velocity for doppler
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if (doppler_tracking != DOPPLER_TRACKING_DISABLED) {
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linear_velocity = velocity_tracker->get_tracked_linear_velocity();
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}
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Ref<World> world = get_world();
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ERR_FAIL_COND(world.is_null());
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int new_output_count = 0;
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Vector3 global_pos = get_global_transform().origin;
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int bus_index = AudioServer::get_singleton()->thread_find_bus_index(bus);
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//check if any area is diverting sound into a bus
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PhysicsDirectSpaceState *space_state = PhysicsServer::get_singleton()->space_get_direct_state(world->get_space());
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PhysicsDirectSpaceState::ShapeResult sr[MAX_INTERSECT_AREAS];
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int areas = space_state->intersect_point(global_pos, sr, MAX_INTERSECT_AREAS, Set<RID>(), area_mask, false, true);
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Area *area = NULL;
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for (int i = 0; i < areas; i++) {
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if (!sr[i].collider)
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continue;
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Area *tarea = Object::cast_to<Area>(sr[i].collider);
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if (!tarea)
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continue;
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if (!tarea->is_overriding_audio_bus() && !tarea->is_using_reverb_bus())
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continue;
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area = tarea;
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break;
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}
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List<Camera *> cameras;
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world->get_camera_list(&cameras);
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for (List<Camera *>::Element *E = cameras.front(); E; E = E->next()) {
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Camera *camera = E->get();
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Viewport *vp = camera->get_viewport();
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if (!vp->is_audio_listener())
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continue;
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bool listener_is_camera = true;
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Spatial *listener_node = camera;
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Listener *listener = vp->get_listener();
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if (listener) {
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listener_node = listener;
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listener_is_camera = false;
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}
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Vector3 local_pos = listener_node->get_global_transform().orthonormalized().affine_inverse().xform(global_pos);
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float dist = local_pos.length();
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Vector3 area_sound_pos;
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Vector3 listener_area_pos;
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if (area && area->is_using_reverb_bus() && area->get_reverb_uniformity() > 0) {
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area_sound_pos = space_state->get_closest_point_to_object_volume(area->get_rid(), listener_node->get_global_transform().origin);
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listener_area_pos = listener_node->get_global_transform().affine_inverse().xform(area_sound_pos);
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}
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if (max_distance > 0) {
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float total_max = max_distance;
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if (area && area->is_using_reverb_bus() && area->get_reverb_uniformity() > 0) {
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total_max = MAX(total_max, listener_area_pos.length());
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}
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if (total_max > max_distance) {
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continue; //can't hear this sound in this listener
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}
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}
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float multiplier = Math::db2linear(_get_attenuation_db(dist));
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if (max_distance > 0) {
|
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multiplier *= MAX(0, 1.0 - (dist / max_distance));
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}
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Output output;
|
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output.bus_index = bus_index;
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output.reverb_bus_index = -1; //no reverb by default
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output.viewport = vp;
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float db_att = (1.0 - MIN(1.0, multiplier)) * attenuation_filter_db;
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if (emission_angle_enabled) {
|
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Vector3 listenertopos = global_pos - listener_node->get_global_transform().origin;
|
|
float c = listenertopos.normalized().dot(get_global_transform().basis.get_axis(2).normalized()); //it's z negative
|
|
float angle = Math::rad2deg(Math::acos(c));
|
|
if (angle > emission_angle)
|
|
db_att -= -emission_angle_filter_attenuation_db;
|
|
}
|
|
|
|
output.filter_gain = Math::db2linear(db_att);
|
|
|
|
//TODO: The lower the second parameter (tightness) the more the sound will "enclose" the listener (more undirected / playing from
|
|
// speakers not facing the source) - this could be made distance dependent.
|
|
_calc_output_vol(local_pos.normalized(), 4.0, output);
|
|
|
|
unsigned int cc = AudioServer::get_singleton()->get_channel_count();
|
|
for (unsigned int k = 0; k < cc; k++) {
|
|
output.vol[k] *= multiplier;
|
|
}
|
|
|
|
bool filled_reverb = false;
|
|
int vol_index_max = AudioServer::get_singleton()->get_speaker_mode() + 1;
|
|
|
|
if (area) {
|
|
|
|
if (area->is_overriding_audio_bus()) {
|
|
//override audio bus
|
|
StringName bus_name = area->get_audio_bus();
|
|
output.bus_index = AudioServer::get_singleton()->thread_find_bus_index(bus_name);
|
|
}
|
|
|
|
if (area->is_using_reverb_bus()) {
|
|
|
|
filled_reverb = true;
|
|
StringName bus_name = area->get_reverb_bus();
|
|
output.reverb_bus_index = AudioServer::get_singleton()->thread_find_bus_index(bus_name);
|
|
|
|
float uniformity = area->get_reverb_uniformity();
|
|
float area_send = area->get_reverb_amount();
|
|
|
|
if (uniformity > 0.0) {
|
|
|
|
float distance = listener_area_pos.length();
|
|
float attenuation = Math::db2linear(_get_attenuation_db(distance));
|
|
|
|
//float dist_att_db = -20 * Math::log(dist + 0.00001); //logarithmic attenuation, like in real life
|
|
|
|
float center_val[3] = { 0.5f, 0.25f, 0.16666f };
|
|
AudioFrame center_frame(center_val[vol_index_max - 1], center_val[vol_index_max - 1]);
|
|
|
|
if (attenuation < 1.0) {
|
|
//pan the uniform sound
|
|
Vector3 rev_pos = listener_area_pos;
|
|
rev_pos.y = 0;
|
|
rev_pos.normalize();
|
|
|
|
if (cc >= 1) {
|
|
// Stereo pair
|
|
float c = rev_pos.x * 0.5 + 0.5;
|
|
output.reverb_vol[0].l = 1.0 - c;
|
|
output.reverb_vol[0].r = c;
|
|
}
|
|
|
|
if (cc >= 3) {
|
|
// Center pair + Side pair
|
|
float xl = Vector3(-1, 0, -1).normalized().dot(rev_pos) * 0.5 + 0.5;
|
|
float xr = Vector3(1, 0, -1).normalized().dot(rev_pos) * 0.5 + 0.5;
|
|
|
|
output.reverb_vol[1].l = xl;
|
|
output.reverb_vol[1].r = xr;
|
|
output.reverb_vol[2].l = 1.0 - xr;
|
|
output.reverb_vol[2].r = 1.0 - xl;
|
|
}
|
|
|
|
if (cc >= 4) {
|
|
// Rear pair
|
|
// FIXME: Not sure what math should be done here
|
|
float c = rev_pos.x * 0.5 + 0.5;
|
|
output.reverb_vol[3].l = 1.0 - c;
|
|
output.reverb_vol[3].r = c;
|
|
}
|
|
|
|
for (int i = 0; i < vol_index_max; i++) {
|
|
|
|
output.reverb_vol[i] = output.reverb_vol[i].linear_interpolate(center_frame, attenuation);
|
|
}
|
|
} else {
|
|
for (int i = 0; i < vol_index_max; i++) {
|
|
|
|
output.reverb_vol[i] = center_frame;
|
|
}
|
|
}
|
|
|
|
for (int i = 0; i < vol_index_max; i++) {
|
|
|
|
output.reverb_vol[i] = output.vol[i].linear_interpolate(output.reverb_vol[i] * attenuation, uniformity);
|
|
output.reverb_vol[i] *= area_send;
|
|
}
|
|
|
|
} else {
|
|
|
|
for (int i = 0; i < vol_index_max; i++) {
|
|
|
|
output.reverb_vol[i] = output.vol[i] * area_send;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (doppler_tracking != DOPPLER_TRACKING_DISABLED) {
|
|
|
|
Vector3 listener_velocity;
|
|
|
|
if (listener_is_camera) {
|
|
listener_velocity = camera->get_doppler_tracked_velocity();
|
|
}
|
|
|
|
Vector3 local_velocity = listener_node->get_global_transform().orthonormalized().basis.xform_inv(linear_velocity - listener_velocity);
|
|
|
|
if (local_velocity == Vector3()) {
|
|
output.pitch_scale = 1.0;
|
|
} else {
|
|
float approaching = local_pos.normalized().dot(local_velocity.normalized());
|
|
float velocity = local_velocity.length();
|
|
float speed_of_sound = 343.0;
|
|
|
|
output.pitch_scale = speed_of_sound / (speed_of_sound + velocity * approaching);
|
|
output.pitch_scale = CLAMP(output.pitch_scale, (1 / 8.0), 8.0); //avoid crazy stuff
|
|
}
|
|
|
|
} else {
|
|
output.pitch_scale = 1.0;
|
|
}
|
|
|
|
if (!filled_reverb) {
|
|
|
|
for (int i = 0; i < vol_index_max; i++) {
|
|
|
|
output.reverb_vol[i] = AudioFrame(0, 0);
|
|
}
|
|
}
|
|
|
|
outputs[new_output_count] = output;
|
|
new_output_count++;
|
|
if (new_output_count == MAX_OUTPUTS)
|
|
break;
|
|
}
|
|
|
|
output_count = new_output_count;
|
|
output_ready = true;
|
|
}
|
|
|
|
//start playing if requested
|
|
if (setplay >= 0.0) {
|
|
setseek = setplay;
|
|
active = true;
|
|
setplay = -1;
|
|
//do not update, this makes it easier to animate (will shut off otherwise)
|
|
///_change_notify("playing"); //update property in editor
|
|
}
|
|
|
|
//stop playing if no longer active
|
|
if (!active) {
|
|
set_physics_process_internal(false);
|
|
//do not update, this makes it easier to animate (will shut off otherwise)
|
|
//_change_notify("playing"); //update property in editor
|
|
emit_signal("finished");
|
|
}
|
|
}
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_stream(Ref<AudioStream> p_stream) {
|
|
|
|
AudioServer::get_singleton()->lock();
|
|
|
|
mix_buffer.resize(AudioServer::get_singleton()->thread_get_mix_buffer_size());
|
|
|
|
if (stream_playback.is_valid()) {
|
|
stream_playback.unref();
|
|
stream.unref();
|
|
active = false;
|
|
setseek = -1;
|
|
}
|
|
|
|
if (p_stream.is_valid()) {
|
|
stream = p_stream;
|
|
stream_playback = p_stream->instance_playback();
|
|
}
|
|
|
|
AudioServer::get_singleton()->unlock();
|
|
|
|
if (p_stream.is_valid() && stream_playback.is_null()) {
|
|
stream.unref();
|
|
}
|
|
}
|
|
|
|
Ref<AudioStream> AudioStreamPlayer3D::get_stream() const {
|
|
|
|
return stream;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_unit_db(float p_volume) {
|
|
|
|
unit_db = p_volume;
|
|
}
|
|
float AudioStreamPlayer3D::get_unit_db() const {
|
|
|
|
return unit_db;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_unit_size(float p_volume) {
|
|
|
|
unit_size = p_volume;
|
|
}
|
|
float AudioStreamPlayer3D::get_unit_size() const {
|
|
|
|
return unit_size;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_max_db(float p_boost) {
|
|
|
|
max_db = p_boost;
|
|
}
|
|
float AudioStreamPlayer3D::get_max_db() const {
|
|
|
|
return max_db;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_pitch_scale(float p_pitch_scale) {
|
|
ERR_FAIL_COND(p_pitch_scale <= 0.0);
|
|
pitch_scale = p_pitch_scale;
|
|
}
|
|
float AudioStreamPlayer3D::get_pitch_scale() const {
|
|
return pitch_scale;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::play(float p_from_pos) {
|
|
|
|
if (stream_playback.is_valid()) {
|
|
active = true;
|
|
setplay = p_from_pos;
|
|
output_ready = false;
|
|
set_physics_process_internal(true);
|
|
}
|
|
}
|
|
|
|
void AudioStreamPlayer3D::seek(float p_seconds) {
|
|
|
|
if (stream_playback.is_valid()) {
|
|
setseek = p_seconds;
|
|
}
|
|
}
|
|
|
|
void AudioStreamPlayer3D::stop() {
|
|
|
|
if (stream_playback.is_valid()) {
|
|
active = false;
|
|
set_physics_process_internal(false);
|
|
setplay = -1;
|
|
}
|
|
}
|
|
|
|
bool AudioStreamPlayer3D::is_playing() const {
|
|
|
|
if (stream_playback.is_valid()) {
|
|
return active; // && stream_playback->is_playing();
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
float AudioStreamPlayer3D::get_playback_position() {
|
|
|
|
if (stream_playback.is_valid()) {
|
|
return stream_playback->get_playback_position();
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_bus(const StringName &p_bus) {
|
|
|
|
//if audio is active, must lock this
|
|
AudioServer::get_singleton()->lock();
|
|
bus = p_bus;
|
|
AudioServer::get_singleton()->unlock();
|
|
}
|
|
StringName AudioStreamPlayer3D::get_bus() const {
|
|
|
|
for (int i = 0; i < AudioServer::get_singleton()->get_bus_count(); i++) {
|
|
if (AudioServer::get_singleton()->get_bus_name(i) == bus) {
|
|
return bus;
|
|
}
|
|
}
|
|
return "Master";
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_autoplay(bool p_enable) {
|
|
|
|
autoplay = p_enable;
|
|
}
|
|
bool AudioStreamPlayer3D::is_autoplay_enabled() {
|
|
|
|
return autoplay;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::_set_playing(bool p_enable) {
|
|
|
|
if (p_enable)
|
|
play();
|
|
else
|
|
stop();
|
|
}
|
|
bool AudioStreamPlayer3D::_is_active() const {
|
|
|
|
return active;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::_validate_property(PropertyInfo &property) const {
|
|
|
|
if (property.name == "bus") {
|
|
|
|
String options;
|
|
for (int i = 0; i < AudioServer::get_singleton()->get_bus_count(); i++) {
|
|
if (i > 0)
|
|
options += ",";
|
|
String name = AudioServer::get_singleton()->get_bus_name(i);
|
|
options += name;
|
|
}
|
|
|
|
property.hint_string = options;
|
|
}
|
|
}
|
|
|
|
void AudioStreamPlayer3D::_bus_layout_changed() {
|
|
|
|
_change_notify();
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_max_distance(float p_metres) {
|
|
|
|
ERR_FAIL_COND(p_metres < 0.0);
|
|
max_distance = p_metres;
|
|
}
|
|
|
|
float AudioStreamPlayer3D::get_max_distance() const {
|
|
|
|
return max_distance;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_area_mask(uint32_t p_mask) {
|
|
|
|
area_mask = p_mask;
|
|
}
|
|
|
|
uint32_t AudioStreamPlayer3D::get_area_mask() const {
|
|
|
|
return area_mask;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_emission_angle_enabled(bool p_enable) {
|
|
emission_angle_enabled = p_enable;
|
|
update_gizmo();
|
|
}
|
|
|
|
bool AudioStreamPlayer3D::is_emission_angle_enabled() const {
|
|
return emission_angle_enabled;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_emission_angle(float p_angle) {
|
|
ERR_FAIL_COND(p_angle < 0 || p_angle > 90);
|
|
emission_angle = p_angle;
|
|
update_gizmo();
|
|
_change_notify("emission_angle");
|
|
}
|
|
|
|
float AudioStreamPlayer3D::get_emission_angle() const {
|
|
return emission_angle;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_emission_angle_filter_attenuation_db(float p_angle_attenuation_db) {
|
|
|
|
emission_angle_filter_attenuation_db = p_angle_attenuation_db;
|
|
}
|
|
|
|
float AudioStreamPlayer3D::get_emission_angle_filter_attenuation_db() const {
|
|
|
|
return emission_angle_filter_attenuation_db;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_attenuation_filter_cutoff_hz(float p_hz) {
|
|
|
|
attenuation_filter_cutoff_hz = p_hz;
|
|
}
|
|
float AudioStreamPlayer3D::get_attenuation_filter_cutoff_hz() const {
|
|
|
|
return attenuation_filter_cutoff_hz;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_attenuation_filter_db(float p_db) {
|
|
|
|
attenuation_filter_db = p_db;
|
|
}
|
|
float AudioStreamPlayer3D::get_attenuation_filter_db() const {
|
|
|
|
return attenuation_filter_db;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_attenuation_model(AttenuationModel p_model) {
|
|
ERR_FAIL_INDEX((int)p_model, 4);
|
|
attenuation_model = p_model;
|
|
}
|
|
|
|
AudioStreamPlayer3D::AttenuationModel AudioStreamPlayer3D::get_attenuation_model() const {
|
|
return attenuation_model;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_out_of_range_mode(OutOfRangeMode p_mode) {
|
|
|
|
ERR_FAIL_INDEX((int)p_mode, 2);
|
|
out_of_range_mode = p_mode;
|
|
}
|
|
|
|
AudioStreamPlayer3D::OutOfRangeMode AudioStreamPlayer3D::get_out_of_range_mode() const {
|
|
|
|
return out_of_range_mode;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_doppler_tracking(DopplerTracking p_tracking) {
|
|
|
|
if (doppler_tracking == p_tracking)
|
|
return;
|
|
|
|
doppler_tracking = p_tracking;
|
|
|
|
if (doppler_tracking != DOPPLER_TRACKING_DISABLED) {
|
|
set_notify_transform(true);
|
|
velocity_tracker->set_track_physics_step(doppler_tracking == DOPPLER_TRACKING_PHYSICS_STEP);
|
|
if (is_inside_tree()) {
|
|
velocity_tracker->reset(get_global_transform().origin);
|
|
}
|
|
} else {
|
|
set_notify_transform(false);
|
|
}
|
|
}
|
|
|
|
AudioStreamPlayer3D::DopplerTracking AudioStreamPlayer3D::get_doppler_tracking() const {
|
|
|
|
return doppler_tracking;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::set_stream_paused(bool p_pause) {
|
|
|
|
if (p_pause != stream_paused) {
|
|
stream_paused = p_pause;
|
|
stream_paused_fade_in = !stream_paused;
|
|
stream_paused_fade_out = stream_paused;
|
|
}
|
|
}
|
|
|
|
bool AudioStreamPlayer3D::get_stream_paused() const {
|
|
|
|
return stream_paused;
|
|
}
|
|
|
|
Ref<AudioStreamPlayback> AudioStreamPlayer3D::get_stream_playback() {
|
|
return stream_playback;
|
|
}
|
|
|
|
void AudioStreamPlayer3D::_bind_methods() {
|
|
|
|
ClassDB::bind_method(D_METHOD("set_stream", "stream"), &AudioStreamPlayer3D::set_stream);
|
|
ClassDB::bind_method(D_METHOD("get_stream"), &AudioStreamPlayer3D::get_stream);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_unit_db", "unit_db"), &AudioStreamPlayer3D::set_unit_db);
|
|
ClassDB::bind_method(D_METHOD("get_unit_db"), &AudioStreamPlayer3D::get_unit_db);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_unit_size", "unit_size"), &AudioStreamPlayer3D::set_unit_size);
|
|
ClassDB::bind_method(D_METHOD("get_unit_size"), &AudioStreamPlayer3D::get_unit_size);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_max_db", "max_db"), &AudioStreamPlayer3D::set_max_db);
|
|
ClassDB::bind_method(D_METHOD("get_max_db"), &AudioStreamPlayer3D::get_max_db);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_pitch_scale", "pitch_scale"), &AudioStreamPlayer3D::set_pitch_scale);
|
|
ClassDB::bind_method(D_METHOD("get_pitch_scale"), &AudioStreamPlayer3D::get_pitch_scale);
|
|
|
|
ClassDB::bind_method(D_METHOD("play", "from_position"), &AudioStreamPlayer3D::play, DEFVAL(0.0));
|
|
ClassDB::bind_method(D_METHOD("seek", "to_position"), &AudioStreamPlayer3D::seek);
|
|
ClassDB::bind_method(D_METHOD("stop"), &AudioStreamPlayer3D::stop);
|
|
|
|
ClassDB::bind_method(D_METHOD("is_playing"), &AudioStreamPlayer3D::is_playing);
|
|
ClassDB::bind_method(D_METHOD("get_playback_position"), &AudioStreamPlayer3D::get_playback_position);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_bus", "bus"), &AudioStreamPlayer3D::set_bus);
|
|
ClassDB::bind_method(D_METHOD("get_bus"), &AudioStreamPlayer3D::get_bus);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_autoplay", "enable"), &AudioStreamPlayer3D::set_autoplay);
|
|
ClassDB::bind_method(D_METHOD("is_autoplay_enabled"), &AudioStreamPlayer3D::is_autoplay_enabled);
|
|
|
|
ClassDB::bind_method(D_METHOD("_set_playing", "enable"), &AudioStreamPlayer3D::_set_playing);
|
|
ClassDB::bind_method(D_METHOD("_is_active"), &AudioStreamPlayer3D::_is_active);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_max_distance", "metres"), &AudioStreamPlayer3D::set_max_distance);
|
|
ClassDB::bind_method(D_METHOD("get_max_distance"), &AudioStreamPlayer3D::get_max_distance);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_area_mask", "mask"), &AudioStreamPlayer3D::set_area_mask);
|
|
ClassDB::bind_method(D_METHOD("get_area_mask"), &AudioStreamPlayer3D::get_area_mask);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_emission_angle", "degrees"), &AudioStreamPlayer3D::set_emission_angle);
|
|
ClassDB::bind_method(D_METHOD("get_emission_angle"), &AudioStreamPlayer3D::get_emission_angle);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_emission_angle_enabled", "enabled"), &AudioStreamPlayer3D::set_emission_angle_enabled);
|
|
ClassDB::bind_method(D_METHOD("is_emission_angle_enabled"), &AudioStreamPlayer3D::is_emission_angle_enabled);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_emission_angle_filter_attenuation_db", "db"), &AudioStreamPlayer3D::set_emission_angle_filter_attenuation_db);
|
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ClassDB::bind_method(D_METHOD("get_emission_angle_filter_attenuation_db"), &AudioStreamPlayer3D::get_emission_angle_filter_attenuation_db);
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ClassDB::bind_method(D_METHOD("set_attenuation_filter_cutoff_hz", "degrees"), &AudioStreamPlayer3D::set_attenuation_filter_cutoff_hz);
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ClassDB::bind_method(D_METHOD("get_attenuation_filter_cutoff_hz"), &AudioStreamPlayer3D::get_attenuation_filter_cutoff_hz);
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ClassDB::bind_method(D_METHOD("set_attenuation_filter_db", "db"), &AudioStreamPlayer3D::set_attenuation_filter_db);
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ClassDB::bind_method(D_METHOD("get_attenuation_filter_db"), &AudioStreamPlayer3D::get_attenuation_filter_db);
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ClassDB::bind_method(D_METHOD("set_attenuation_model", "model"), &AudioStreamPlayer3D::set_attenuation_model);
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ClassDB::bind_method(D_METHOD("get_attenuation_model"), &AudioStreamPlayer3D::get_attenuation_model);
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ClassDB::bind_method(D_METHOD("set_out_of_range_mode", "mode"), &AudioStreamPlayer3D::set_out_of_range_mode);
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ClassDB::bind_method(D_METHOD("get_out_of_range_mode"), &AudioStreamPlayer3D::get_out_of_range_mode);
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ClassDB::bind_method(D_METHOD("set_doppler_tracking", "mode"), &AudioStreamPlayer3D::set_doppler_tracking);
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ClassDB::bind_method(D_METHOD("get_doppler_tracking"), &AudioStreamPlayer3D::get_doppler_tracking);
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ClassDB::bind_method(D_METHOD("set_stream_paused", "pause"), &AudioStreamPlayer3D::set_stream_paused);
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ClassDB::bind_method(D_METHOD("get_stream_paused"), &AudioStreamPlayer3D::get_stream_paused);
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ClassDB::bind_method(D_METHOD("get_stream_playback"), &AudioStreamPlayer3D::get_stream_playback);
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ClassDB::bind_method(D_METHOD("_bus_layout_changed"), &AudioStreamPlayer3D::_bus_layout_changed);
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ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "stream", PROPERTY_HINT_RESOURCE_TYPE, "AudioStream"), "set_stream", "get_stream");
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ADD_PROPERTY(PropertyInfo(Variant::INT, "attenuation_model", PROPERTY_HINT_ENUM, "Inverse,InverseSquare,Log,Disabled"), "set_attenuation_model", "get_attenuation_model");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "unit_db", PROPERTY_HINT_RANGE, "-80,80"), "set_unit_db", "get_unit_db");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "unit_size", PROPERTY_HINT_RANGE, "0.1,100,0.1"), "set_unit_size", "get_unit_size");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "max_db", PROPERTY_HINT_RANGE, "-24,6"), "set_max_db", "get_max_db");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "pitch_scale", PROPERTY_HINT_RANGE, "0.01,4,0.01,or_greater"), "set_pitch_scale", "get_pitch_scale");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "playing", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_EDITOR), "_set_playing", "is_playing");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "autoplay"), "set_autoplay", "is_autoplay_enabled");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "stream_paused", PROPERTY_HINT_NONE, ""), "set_stream_paused", "get_stream_paused");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "max_distance", PROPERTY_HINT_EXP_RANGE, "0,4096,1,or_greater"), "set_max_distance", "get_max_distance");
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ADD_PROPERTY(PropertyInfo(Variant::INT, "out_of_range_mode", PROPERTY_HINT_ENUM, "Mix,Pause"), "set_out_of_range_mode", "get_out_of_range_mode");
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ADD_PROPERTY(PropertyInfo(Variant::STRING, "bus", PROPERTY_HINT_ENUM, ""), "set_bus", "get_bus");
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ADD_PROPERTY(PropertyInfo(Variant::INT, "area_mask", PROPERTY_HINT_LAYERS_2D_PHYSICS), "set_area_mask", "get_area_mask");
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ADD_GROUP("Emission Angle", "emission_angle");
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "emission_angle_enabled"), "set_emission_angle_enabled", "is_emission_angle_enabled");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "emission_angle_degrees", PROPERTY_HINT_RANGE, "0.1,90,0.1"), "set_emission_angle", "get_emission_angle");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "emission_angle_filter_attenuation_db", PROPERTY_HINT_RANGE, "-80,0,0.1"), "set_emission_angle_filter_attenuation_db", "get_emission_angle_filter_attenuation_db");
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ADD_GROUP("Attenuation Filter", "attenuation_filter_");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "attenuation_filter_cutoff_hz", PROPERTY_HINT_RANGE, "1,20500,1"), "set_attenuation_filter_cutoff_hz", "get_attenuation_filter_cutoff_hz");
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "attenuation_filter_db", PROPERTY_HINT_RANGE, "-80,0,0.1"), "set_attenuation_filter_db", "get_attenuation_filter_db");
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ADD_GROUP("Doppler", "doppler_");
|
|
ADD_PROPERTY(PropertyInfo(Variant::INT, "doppler_tracking", PROPERTY_HINT_ENUM, "Disabled,Idle,Physics"), "set_doppler_tracking", "get_doppler_tracking");
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BIND_ENUM_CONSTANT(ATTENUATION_INVERSE_DISTANCE);
|
|
BIND_ENUM_CONSTANT(ATTENUATION_INVERSE_SQUARE_DISTANCE);
|
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BIND_ENUM_CONSTANT(ATTENUATION_LOGARITHMIC);
|
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BIND_ENUM_CONSTANT(ATTENUATION_DISABLED);
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|
|
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BIND_ENUM_CONSTANT(OUT_OF_RANGE_MIX);
|
|
BIND_ENUM_CONSTANT(OUT_OF_RANGE_PAUSE);
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|
|
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BIND_ENUM_CONSTANT(DOPPLER_TRACKING_DISABLED);
|
|
BIND_ENUM_CONSTANT(DOPPLER_TRACKING_IDLE_STEP);
|
|
BIND_ENUM_CONSTANT(DOPPLER_TRACKING_PHYSICS_STEP);
|
|
|
|
ADD_SIGNAL(MethodInfo("finished"));
|
|
}
|
|
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|
AudioStreamPlayer3D::AudioStreamPlayer3D() {
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|
|
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unit_db = 0;
|
|
unit_size = 1;
|
|
attenuation_model = ATTENUATION_INVERSE_DISTANCE;
|
|
max_db = 3;
|
|
pitch_scale = 1.0;
|
|
autoplay = false;
|
|
setseek = -1;
|
|
active = false;
|
|
output_count = 0;
|
|
prev_output_count = 0;
|
|
max_distance = 0;
|
|
setplay = -1;
|
|
output_ready = false;
|
|
area_mask = 1;
|
|
emission_angle = 45;
|
|
emission_angle_enabled = false;
|
|
emission_angle_filter_attenuation_db = -12;
|
|
attenuation_filter_cutoff_hz = 5000;
|
|
attenuation_filter_db = -24;
|
|
out_of_range_mode = OUT_OF_RANGE_MIX;
|
|
doppler_tracking = DOPPLER_TRACKING_DISABLED;
|
|
stream_paused = false;
|
|
stream_paused_fade_in = false;
|
|
stream_paused_fade_out = false;
|
|
|
|
velocity_tracker.instance();
|
|
AudioServer::get_singleton()->connect("bus_layout_changed", this, "_bus_layout_changed");
|
|
set_disable_scale(true);
|
|
}
|
|
AudioStreamPlayer3D::~AudioStreamPlayer3D() {
|
|
}
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