113 lines
3.8 KiB
C#
113 lines
3.8 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(BitrateAttribute))]
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class BitrateDrawer : PropertyDrawer
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{
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SerializedProperty propertyMinimum;
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SerializedProperty propertyMaximum;
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bool cache = false;
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bool changed = false;
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int minLimit;
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int maxLimit;
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static readonly GUIContent s_bitrateLabel =
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EditorGUIUtility.TrTextContent("Bitrate (kbits/sec)", "A range of bitrate of streaming.");
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static readonly GUIContent s_minBitrateLabel =
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EditorGUIUtility.TrTextContent("Min");
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static readonly GUIContent s_maxBitrateLabel =
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EditorGUIUtility.TrTextContent("Max");
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public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
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{
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if (!cache)
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{
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propertyMinimum = property.FindPropertyInChildren("min");
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propertyMaximum = property.FindPropertyInChildren("max");
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var attr = attribute as BitrateAttribute;
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minLimit = attr.minValue;
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maxLimit = attr.maxValue;
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property.Reset();
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cache = true;
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}
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var rect = position;
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rect.height = EditorGUIUtility.singleLineHeight;
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EditorGUI.BeginProperty(rect, label, property);
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float minValue = propertyMinimum.intValue;
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float maxValue = propertyMaximum.intValue;
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// slider
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EditorGUI.BeginChangeCheck();
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rect = EditorGUI.PrefixLabel(rect, s_bitrateLabel);
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EditorGUI.MinMaxSlider(rect, ref minValue, ref maxValue, minLimit, maxLimit);
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int min = (int)minValue;
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int max = (int)maxValue;
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if (EditorGUI.EndChangeCheck())
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{
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propertyMinimum.intValue = min;
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propertyMaximum.intValue = max;
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changed = true;
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}
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EditorGUI.EndProperty();
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// min value
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EditorGUI.BeginChangeCheck();
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rect.y += EditorGUIUtility.singleLineHeight;
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min = EditorGUI.IntField(rect, s_minBitrateLabel, min);
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if (EditorGUI.EndChangeCheck())
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{
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min = Mathf.Max(min, minLimit);
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min = Mathf.Min(min, max);
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propertyMinimum.intValue = min;
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changed = true;
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}
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// max value
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EditorGUI.BeginChangeCheck();
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rect.y += EditorGUIUtility.singleLineHeight;
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max = EditorGUI.IntField(rect, s_maxBitrateLabel, max);
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if (EditorGUI.EndChangeCheck())
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{
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max = Mathf.Min(max, maxLimit);
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max = Mathf.Max(min, max);
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propertyMaximum.intValue = max;
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changed = true;
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}
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if (changed)
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{
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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 = "SetBitrate";
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var method = type.GetMethod(methodName, attribute);
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method.Invoke(objectReferenceValue, new object[] { (uint)min, (uint)max });
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}
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changed = false;
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}
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}
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public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
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{
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//var height = 0f;
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return EditorGUIUtility.singleLineHeight * 3;
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//return height;
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}
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}
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}
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