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February 9, 2018 06:50
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UnityのAudioMixerはDecibelでボリュームを設定するので0f~1.0fのLinear値に変換してSetしたりGetしたりする関数
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| public AudioMixer mixer; | |
| public void SetLinearVolumeToMixerGroup(string mixerGroupName, float linearVolume) | |
| { | |
| float decibel = 20.0f * Mathf.Log10(linearVolume); | |
| if (float.IsNegativeInfinity(decibel)) | |
| { | |
| decibel = -96f; | |
| } | |
| mixer.SetFloat(mixerGroupName, decibel); | |
| } | |
| public float GetLinearVolumeFromMixerGroup(string mixerGroupName) | |
| { | |
| float decibel; | |
| mixer.GetFloat(mixerGroupName, out decibel); | |
| return Mathf.Pow(10f, decibel / 20f); | |
| } |
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ありがとうございます。無音にしたいときは-96dbを与えるようにしました。