時間 <->フレーム数 の相互変換ツール

TimeFrameConverter.cs

using UnityEngine;
using UnityEditor;

namespace Tools
{
    public class TimeFrameConverter : EditorWindow
    {
        static private Color darkColor = new Color(216f , 222f , 226f, 255f) / 255f;
        static private GUIStyle rowStyle = null;
        static private GUIStyle valueBoxStyle = null;

        [SerializeField] private float inputTime = 0f;
        [SerializeField] private int inputFrameCount24 = 0;
        [SerializeField] private int inputFrameCount30 = 0;
        [SerializeField] private int inputFrameCount60 = 0;
        static readonly private GUILayoutOption[] labelFieldLayoutOption = new GUILayoutOption[]
        {
            GUILayout.Width(105f)
        };

        static readonly private GUILayoutOption[] valueFieldLayoutOption = new GUILayoutOption[] 
        {
            GUILayout.Width(64f),
        };

        /// <summary>
        /// GUIStyle作成
        /// </summary>
        private void CreateStylesIfNull()
        {
            rowStyle = rowStyle ?? new GUIStyle();
            rowStyle.margin.left = 4;
            rowStyle.margin.bottom = 2;

            valueBoxStyle = valueBoxStyle ?? new GUIStyle(GUI.skin.box);
            valueBoxStyle.margin = new RectOffset(0, 0, 0, 0);
        }

        /// <summary>
        /// ウィンドウを開く
        /// </summary>
        [MenuItem("Tools/Time Frame Converter")]
        static void Open()
        {
            EditorWindow window = ScriptableObject.CreateInstance<TimeFrameConverter>();
            window.Show();
        }

        private void OnGUI()
        {
            CreateStylesIfNull();

            GUILayout.Space(3f);

            using (new EditorGUILayout.HorizontalScope(rowStyle))
            {
                DrawInputTime(ref inputTime);

                DrawTimeAsFrameCount(inputTime, 24);
                DrawTimeAsFrameCount(inputTime, 60);
            }

            using (new EditorGUILayout.HorizontalScope(rowStyle))
            {
                DrawInputFrameCount(ref inputFrameCount24, 24);
                DrawFrameCountAsTime(inputFrameCount24, 24);
            }

            using (new EditorGUILayout.HorizontalScope(rowStyle))
            {
                DrawInputFrameCount(ref inputFrameCount30, 30);
                DrawFrameCountAsTime(inputFrameCount30, 30);
            }

            using (new EditorGUILayout.HorizontalScope(rowStyle))
            {
                DrawInputFrameCount(ref inputFrameCount60, 60);
                DrawFrameCountAsTime(inputFrameCount60, 60);
            }
        }

        /// <summary>
        /// 秒数の入力フィールド
        /// </summary>
        static private void DrawInputTime(ref float time)
        {
            //using (new EditorGUILayout.VerticalScope(valueBoxStyle, GUILayout.Width(240f)))
            using (new EditorGUILayout.HorizontalScope(valueBoxStyle))
            {
                EditorGUILayout.LabelField("Time[sec]", labelFieldLayoutOption);
                time = EditorGUILayout.FloatField(time, valueFieldLayoutOption);
            }
        }

        /// <summary>
        /// フレーム数の入力フィールド
        /// </summary>
        static private void DrawInputFrameCount(ref int frameCount, int frameRate)
        {
            using (new EditorGUILayout.HorizontalScope(valueBoxStyle))
            {
                EditorGUILayout.LabelField($"Frames[{frameRate}fps]", labelFieldLayoutOption);
                frameCount = EditorGUILayout.IntField(frameCount, valueFieldLayoutOption);
            }
        }

        /// <summary>
        /// 秒数をフレーム数換算で表示
        /// </summary>
        static private void DrawTimeAsFrameCount(float time, int frameRate)
        {
            var defaultColor = GUI.backgroundColor;
            GUI.backgroundColor = darkColor;
            using (new EditorGUILayout.HorizontalScope(valueBoxStyle))
            {
                EditorGUILayout.LabelField($"Frames[{frameRate}fps]", labelFieldLayoutOption);
                EditorGUILayout.FloatField(time * frameRate, valueFieldLayoutOption);
            }
            GUI.backgroundColor = defaultColor;
        }

        /// <summary>
        /// フレーム数を秒数換算表示
        /// </summary>
        static private void DrawFrameCountAsTime(int frameCount, int frameRate)
        {
            var defaultColor = GUI.backgroundColor;
            GUI.backgroundColor = darkColor;

            using (new EditorGUILayout.HorizontalScope(valueBoxStyle))
            {
                EditorGUILayout.LabelField($"Time[sec]", labelFieldLayoutOption);

                // フレーム数を秒数へ変換して表示
                EditorGUILayout.FloatField((float)frameCount / frameRate, valueFieldLayoutOption);
            }
            GUI.backgroundColor = defaultColor;
        }        
    }
}

画面上部から Tools -> Time Frame Converterを選択するとツールが起動します。

時間 と フレーム数を相互変換するツールです