initial commit

Library/PackageCache/com.unity.shadergraph@8148.12.1-8/Editor/Data/Graphs/ShaderDropdown.cs

@@ -0,0 +1,93 @@
+using System;
+using System.Linq;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEditor.ShaderGraph.Internal;
+
+namespace UnityEditor.ShaderGraph
+{
+    [Serializable]
+    class ShaderDropdown : ShaderInput
+    {
+        public ShaderDropdown()
+        {
+            this.displayName = "Dropdown";
+            // Add sensible default entries for Enum type
+            m_Entries = new List<DropdownEntry>();
+            m_Entries.Add(new DropdownEntry(1, "A"));
+            m_Entries.Add(new DropdownEntry(2, "B"));
+        }
+
+        [SerializeField]
+        private List<DropdownEntry> m_Entries;
+
+        public List<DropdownEntry> entries
+        {
+            get => m_Entries;
+            set => m_Entries = value;
+        }
+
+        public override bool allowedInMainGraph { get => false; }
+
+        [SerializeField]
+        private int m_Value;
+
+        private int GetClampedValue(int value)
+        {
+            return count > 0 ? Mathf.Clamp(value, 0, count - 1) : 0;
+        }
+
+        public int value
+        {
+            get => GetClampedValue(m_Value);
+            set => m_Value = GetClampedValue(value);
+        }
+
+        public string entryName
+        {
+            get => entries[value].displayName;
+        }
+
+        public int entryId
+        {
+            get => entries[value].id;
+        }
+
+        public bool ContainsEntry(string entryName)
+        {
+            return entries.Any(x => x.displayName.Equals(entryName));
+        }
+
+        public int IndexOfName(string entryName)
+        {
+            return entries.FindIndex((DropdownEntry entry) => entry.displayName.Equals(entryName));
+        }
+
+        public int IndexOfId(int entryId)
+        {
+            return entries.FindIndex((DropdownEntry entry) => entry.id.Equals(entryId));
+        }
+
+        public int count
+        {
+            get { return m_Entries.Count; }
+        }
+
+        internal override bool isExposable => true;
+        internal override bool isRenamable => true;
+
+        internal override ConcreteSlotValueType concreteShaderValueType => ConcreteSlotValueType.Vector1;
+
+        internal override ShaderInput Copy()
+        {
+            return new ShaderDropdown()
+            {
+                displayName = displayName,
+                value = value,
+                entries = entries,
+            };
+        }
+
+        public override int latestVersion => 0;
+    }
+}