chromium/third_party/blink/renderer/modules/webaudio/audio_node_wiring.cc

// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "third_party/blink/renderer/modules/webaudio/audio_node_wiring.h"

#include "base/memory/raw_ref.h"
#include "third_party/blink/renderer/modules/webaudio/audio_node_input.h"
#include "third_party/blink/renderer/modules/webaudio/audio_node_output.h"
#include "third_party/blink/renderer/modules/webaudio/deferred_task_handler.h"
#include "third_party/blink/renderer/platform/wtf/hash_set.h"

namespace blink {

namespace {

AudioNodeOutputSet;

struct FindOutputResult { … };

// Given a connected output, finds it in the "active" or "disabled" set (e.g.
// of the outputs connected to an input). Produces the set in which it was
// found, an iterator into that set (so that it can be erased), and whether or
// not the set it was found in was the disabled set.
//
// It is an error to pass an output which is *not* connected (i.e. is neither
// active nor disabled).
FindOutputResult FindOutput(AudioNodeOutput& output,
                            AudioNodeOutputSet& outputs,
                            AudioNodeOutputSet& disabled_outputs) { … }

}  // namespace

void AudioNodeWiring::Connect(AudioNodeOutput& output, AudioNodeInput& input) { … }

void AudioNodeWiring::Connect(AudioNodeOutput& output,
                              AudioParamHandler& param) { … }

void AudioNodeWiring::Disconnect(AudioNodeOutput& output,
                                 AudioNodeInput& input) { … }

void AudioNodeWiring::Disconnect(AudioNodeOutput& output,
                                 AudioParamHandler& param) { … }

void AudioNodeWiring::Disable(AudioNodeOutput& output, AudioNodeInput& input) { … }

void AudioNodeWiring::Enable(AudioNodeOutput& output, AudioNodeInput& input) { … }

bool AudioNodeWiring::IsConnected(AudioNodeOutput& output,
                                  AudioNodeInput& input) { … }

bool AudioNodeWiring::IsConnected(AudioNodeOutput& output,
                                  AudioParamHandler& param) { … }

void AudioNodeWiring::WillBeDestroyed(AudioNodeInput& input) { … }

}  // namespace blink