From 917e9e0b320775634dc2e710f7deac74fd0822f0 Mon Sep 17 00:00:00 2001 From: chai Date: Thu, 22 Oct 2020 23:30:02 +0800 Subject: * amplify shader editor --- .../Plugins/Editor/Nodes/Textures/TFHCPixelate.cs | 54 ++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/Textures/TFHCPixelate.cs (limited to 'Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/Textures/TFHCPixelate.cs') diff --git a/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/Textures/TFHCPixelate.cs b/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/Textures/TFHCPixelate.cs new file mode 100644 index 00000000..3d778d9c --- /dev/null +++ b/Assets/AmplifyShaderEditor/Plugins/Editor/Nodes/Textures/TFHCPixelate.cs @@ -0,0 +1,54 @@ +// Amplify Shader Editor - Visual Shader Editing Tool +// Copyright (c) Amplify Creations, Lda +// +// Custom Node Pixelate UV +// Donated by The Four Headed Cat - @fourheadedcat + +using UnityEngine; +using UnityEditor; +using System; + +namespace AmplifyShaderEditor +{ + [Serializable] + [NodeAttributes( "Pixelate UV", "UV Coordinates", "Pixelate Texture Modifying UV.", null, KeyCode.None, true, false, null, null, "The Four Headed Cat - @fourheadedcat" )] + public sealed class TFHCPixelate : ParentNode + { + protected override void CommonInit( int uniqueId ) + { + base.CommonInit( uniqueId ); + AddInputPort( WirePortDataType.FLOAT2, true, "UV" ); + AddInputPort( WirePortDataType.FLOAT, false, "Pixels X" ); + AddInputPort( WirePortDataType.FLOAT, false, "Pixels Y" ); + AddOutputPort( WirePortDataType.FLOAT2, "Out" ); + m_useInternalPortData = true; + m_previewShaderGUID = "e2f7e3c513ed18340868b8cbd0d85cfb"; + } + + public override void DrawProperties() + { + base.DrawProperties (); + EditorGUILayout.HelpBox ("Pixelate UV.\n\n - UV is the Texture Coordinates to pixelate.\n - Pixels X is the number of horizontal pixels\n - Pixels Y is the number of vertical pixels.", MessageType.None); + + } + + public override string GenerateShaderForOutput( int outputId, ref MasterNodeDataCollector dataCollector, bool ignoreLocalvar ) + { + string uv = m_inputPorts[ 0 ].GeneratePortInstructions( ref dataCollector ); + string PixelCount_X = m_inputPorts[ 1 ].GeneratePortInstructions( ref dataCollector ); + string PixelCount_Y = m_inputPorts[ 2 ].GeneratePortInstructions( ref dataCollector ); + + string pixelWidth = "float pixelWidth" + OutputId + " = 1.0f / " + PixelCount_X + ";"; + string pixelHeight = "float pixelHeight" + OutputId + " = 1.0f / " + PixelCount_Y + ";"; + string pixelatedUV = "half2 pixelateduv" + OutputId + " = half2((int)(" + uv + ".x / pixelWidth" + OutputId + ") * pixelWidth" + OutputId + ", (int)(" + uv + ".y / pixelHeight" + OutputId + ") * pixelHeight" + OutputId + ");"; + string result = "pixelateduv" + OutputId; + + dataCollector.AddLocalVariable( UniqueId, pixelWidth ); + dataCollector.AddLocalVariable( UniqueId, pixelHeight ); + dataCollector.AddLocalVariable( UniqueId, pixelatedUV ); + + return GetOutputVectorItem( 0, outputId, result); + + } + } +} -- cgit v1.1-26-g67d0