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119 lines
2.8 KiB
119 lines
2.8 KiB
using System;
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using UnityEngine;
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using UnityEditor;
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namespace AmplifyShaderEditor
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{
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[Serializable]
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public class FallbackPickerHelper : ScriptableObject
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{
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private const string FallbackFormat = "Fallback \"{0}\"";
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private const string FallbackShaderStr = "Fallback";
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private const string ShaderPoputContext = "CONTEXT/ShaderPopup";
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private Material m_dummyMaterial;
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private MenuCommand m_dummyCommand;
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[SerializeField]
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private string m_fallbackShader = string.Empty;
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public void Init()
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{
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hideFlags = HideFlags.HideAndDontSave;
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m_dummyMaterial = null;
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m_dummyCommand = null;
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}
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public void Draw( ParentNode owner )
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{
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EditorGUILayout.BeginHorizontal();
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m_fallbackShader = owner.EditorGUILayoutTextField( FallbackShaderStr, m_fallbackShader );
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if ( GUILayout.Button( string.Empty, UIUtils.InspectorPopdropdownFallback, GUILayout.Width( 17 ), GUILayout.Height( 19 ) ) )
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{
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EditorGUI.FocusTextInControl( null );
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GUI.FocusControl( null );
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DisplayShaderContext( owner, GUILayoutUtility.GetRect( GUIContent.none, EditorStyles.popup ) );
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}
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EditorGUILayout.EndHorizontal();
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}
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private void DisplayShaderContext( ParentNode node, Rect r )
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{
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if ( m_dummyCommand == null )
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m_dummyCommand = new MenuCommand( this, 0 );
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if ( m_dummyMaterial == null )
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m_dummyMaterial = new Material( Shader.Find( "Hidden/ASESShaderSelectorUnlit" ) );
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#pragma warning disable 0618
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UnityEditorInternal.InternalEditorUtility.SetupShaderMenu( m_dummyMaterial );
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#pragma warning restore 0618
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EditorUtility.DisplayPopupMenu( r, ShaderPoputContext, m_dummyCommand );
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}
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private void OnSelectedShaderPopup( string command, Shader shader )
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{
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if ( shader != null )
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{
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UIUtils.MarkUndoAction();
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Undo.RecordObject( this, "Selected fallback shader" );
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m_fallbackShader = shader.name;
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}
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}
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public void ReadFromString( ref uint index, ref string[] nodeParams )
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{
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m_fallbackShader = nodeParams[ index++ ];
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}
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public void WriteToString( ref string nodeInfo )
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{
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IOUtils.AddFieldValueToString( ref nodeInfo, m_fallbackShader );
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}
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public void Destroy()
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{
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GameObject.DestroyImmediate( m_dummyMaterial );
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m_dummyMaterial = null;
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m_dummyCommand = null;
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}
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public string TabbedFallbackShader
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{
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get
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{
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if( string.IsNullOrEmpty( m_fallbackShader ) )
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return string.Empty;
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return "\t" + string.Format( FallbackFormat, m_fallbackShader ) + "\n";
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}
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}
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public string FallbackShader
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{
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get
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{
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if( string.IsNullOrEmpty( m_fallbackShader ) )
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return string.Empty;
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return string.Format( FallbackFormat, m_fallbackShader );
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}
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}
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public string RawFallbackShader
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{
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get
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{
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return m_fallbackShader;
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}
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set
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{
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m_fallbackShader = value;
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}
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}
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public bool Active { get { return !string.IsNullOrEmpty( m_fallbackShader ); } }
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}
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}
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