90 lines
3.0 KiB
C#
90 lines
3.0 KiB
C#
using System.Reflection;
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using UnityEditor;
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using UnityEngine;
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namespace Unity.RenderStreaming.Editor
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{
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[CustomPropertyDrawer(typeof(ScaleResolutionAttribute))]
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class ScaleResolutionDrawer : PropertyDrawer
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{
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readonly GUIContent[] scaleFactorText =
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{
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EditorGUIUtility.TrTextContent("No Scale"),
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EditorGUIUtility.TrTextContent("1 \u2215 2"),
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EditorGUIUtility.TrTextContent("1 \u2215 4"),
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EditorGUIUtility.TrTextContent("1 \u2215 8"),
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EditorGUIUtility.TrTextContent("1 \u2215 16"),
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};
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readonly float[] scaleFactorValues =
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{
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1,
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2,
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4,
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8,
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16,
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};
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readonly GUIContent s_ScaleResolutionLabel =
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EditorGUIUtility.TrTextContent("Scale Resolution Down",
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"Downscaling video resolution to reduce bandwidth.");
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public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
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{
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EditorGUI.BeginProperty(position, label, property);
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float value = property.floatValue;
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var selectIndex = 1;
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while (selectIndex < scaleFactorValues.Length && !Mathf.Approximately(value, scaleFactorValues[selectIndex]))
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{
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++selectIndex;
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}
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// default value
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if (selectIndex == scaleFactorValues.Length)
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selectIndex = 0;
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var popupRect = position;
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popupRect.height = EditorGUIUtility.singleLineHeight;
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selectIndex = EditorGUI.Popup(popupRect, s_ScaleResolutionLabel,
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selectIndex, scaleFactorText);
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float newValue;
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var cutomValueRect = position;
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cutomValueRect.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
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cutomValueRect.height = 0;
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newValue = scaleFactorValues[selectIndex];
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if (!Mathf.Approximately(value, newValue))
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{
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property.floatValue = newValue;
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if (Application.isPlaying)
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{
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var objectReferenceValue = property.serializedObject.targetObject;
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var type = objectReferenceValue.GetType();
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var attribute = BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic;
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var methodName = "SetScaleResolutionDown";
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var method = type.GetMethod(methodName, attribute);
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method.Invoke(objectReferenceValue, new object[] { newValue });
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}
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}
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EditorGUI.EndProperty();
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}
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public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
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{
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if (property == null)
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throw new System.ArgumentNullException(nameof(property));
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var height = 0f;
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// Popup.
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height += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
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return height;
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}
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}
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}
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