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- // Amplify Shader Editor - Visual Shader Editing Tool
- // Copyright (c) Amplify Creations, Lda <info@amplify.pt>
-
- using UnityEngine;
- using System;
-
- namespace AmplifyShaderEditor
- {
- [Serializable]
- [NodeAttributes( "Panner", "UV Coordinates", "Pans UV texture coordinates according to its inputs" )]
- public sealed class PannerNode : ParentNode
- {
- private const string _speedXStr = "Speed X";
- private const string _speedYStr = "Speed Y";
- //[SerializeField]
- //private float m_speedX = 1f;
-
- //[SerializeField]
- //private float m_speedY = 1f;
-
- private int m_cachedUsingEditorId = -1;
- //private int m_cachedSpeedXId = -1;
- //private int m_cachedSpeedYId = -1;
-
- protected override void CommonInit( int uniqueId )
- {
- base.CommonInit( uniqueId );
- AddInputPort( WirePortDataType.FLOAT2, false, "UV" ,-1,MasterNodePortCategory.Fragment,0);
- AddInputPort( WirePortDataType.FLOAT2, false, "Speed", -1, MasterNodePortCategory.Fragment, 2 );
- AddInputPort( WirePortDataType.FLOAT, false, "Time", -1, MasterNodePortCategory.Fragment, 1 );
- AddOutputPort( WirePortDataType.FLOAT2, "Out" );
- m_textLabelWidth = 70;
- // m_autoWrapProperties = true;
- m_useInternalPortData = true;
- m_previewShaderGUID = "6f89a5d96bdad114b9bbd0c236cac622";
- m_inputPorts[ 2 ].FloatInternalData = 1;
- }
-
- //public override void DrawProperties()
- //{
- // base.DrawProperties();
-
- // m_speedX = EditorGUILayoutFloatField( _speedXStr, m_speedX );
- // m_speedY = EditorGUILayoutFloatField( _speedYStr, m_speedY );
- //}
-
- public override void SetPreviewInputs()
- {
- base.SetPreviewInputs();
-
- if ( m_cachedUsingEditorId == -1 )
- m_cachedUsingEditorId = Shader.PropertyToID( "_UsingEditor" );
-
- //if ( m_cachedSpeedXId == -1 )
- // m_cachedSpeedXId = Shader.PropertyToID( "_SpeedX" );
-
- //if ( m_cachedSpeedYId == -1 )
- // m_cachedSpeedYId = Shader.PropertyToID( "_SpeedY" );
-
-
- PreviewMaterial.SetFloat( m_cachedUsingEditorId, ( m_inputPorts[ 2 ].IsConnected ? 0 : 1 ) );
- //PreviewMaterial.SetFloat( m_cachedSpeedXId, m_speedX );
- //PreviewMaterial.SetFloat( m_cachedSpeedYId, m_speedY );
- }
-
- public override string GenerateShaderForOutput( int outputId, ref MasterNodeDataCollector dataCollector, bool ignoreLocalvar )
- {
- if( m_outputPorts[ 0 ].IsLocalValue( dataCollector.PortCategory ) )
- return m_outputPorts[ 0 ].LocalValue( dataCollector.PortCategory );
-
- string timePort = m_inputPorts[ 2 ].GeneratePortInstructions( ref dataCollector );
-
- if( !m_inputPorts[ 2 ].IsConnected )
- {
- if( !( dataCollector.IsTemplate && dataCollector.IsSRP ) )
- dataCollector.AddToIncludes( UniqueId, Constants.UnityShaderVariables );
- timePort += " * _Time.y";
- }
-
- string speed = m_inputPorts[ 1 ].GeneratePortInstructions( ref dataCollector );
- string result = "( " + timePort + " * " + speed + " + " + m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector ) + ")";
-
- RegisterLocalVariable( 0, result, ref dataCollector, "panner" + OutputId );
- return m_outputPorts[ 0 ].LocalValue( dataCollector.PortCategory );
- }
-
- public override void ReadFromString( ref string[] nodeParams )
- {
- base.ReadFromString( ref nodeParams );
- if( UIUtils.CurrentShaderVersion() < 13107 )
- {
- // The internal data for the new port can be set in here since it didn't existed
- // on older shader versions
- float speedX = Convert.ToSingle( GetCurrentParam( ref nodeParams ) );
- float speedY = Convert.ToSingle( GetCurrentParam( ref nodeParams ) );
- m_inputPorts[ 1 ].Vector2InternalData = new Vector2( speedX, speedY );
- }
- }
-
- public override void ReadInputDataFromString( ref string[] nodeParams )
- {
- base.ReadInputDataFromString( ref nodeParams );
- if( UIUtils.CurrentShaderVersion() < 13107 )
- {
- //Time Port must be rewritten after internal data is read
- // already existed in previous shaders
- m_inputPorts[ 2 ].FloatInternalData = 1;
- }
- }
- public override void WriteToString( ref string nodeInfo, ref string connectionsInfo )
- {
- base.WriteToString( ref nodeInfo, ref connectionsInfo );
- //IOUtils.AddFieldValueToString( ref nodeInfo, m_speedX );
- //IOUtils.AddFieldValueToString( ref nodeInfo, m_speedY );
- }
- }
- }
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