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107 lines
3.2 KiB
107 lines
3.2 KiB
// Amplify Shader Editor - Visual Shader Editing Tool
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// Copyright (c) Amplify Creations, Lda <info@amplify.pt>
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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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class ColorMaskHelper
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{
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private GUIContent ColorMaskContent = new GUIContent( "Color Mask", "Sets color channel writing mask, turning all off makes the object completely invisible\nDefault: RGBA" );
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private readonly char[] m_colorMaskChar = { 'R', 'G', 'B', 'A' };
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private GUIStyle m_leftToggleColorMask;
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private GUIStyle m_middleToggleColorMask;
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private GUIStyle m_rightToggleColorMask;
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[SerializeField]
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private bool[] m_colorMask = { true, true, true, true };
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[SerializeField]
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private InlineProperty m_inlineMask = new InlineProperty();
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public void Draw( UndoParentNode owner )
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{
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m_inlineMask.CustomDrawer( ref owner, DrawColorMaskControls, ColorMaskContent.text );
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}
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private void DrawColorMaskControls( UndoParentNode owner )
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{
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if( m_leftToggleColorMask == null || m_leftToggleColorMask.normal.background == null )
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{
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m_leftToggleColorMask = GUI.skin.GetStyle( "miniButtonLeft" );
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}
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if( m_middleToggleColorMask == null || m_middleToggleColorMask.normal.background == null )
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{
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m_middleToggleColorMask = GUI.skin.GetStyle( "miniButtonMid" );
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}
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if( m_rightToggleColorMask == null || m_rightToggleColorMask.normal.background == null )
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{
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m_rightToggleColorMask = GUI.skin.GetStyle( "miniButtonRight" );
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}
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EditorGUILayout.BeginHorizontal();
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EditorGUILayout.LabelField( ColorMaskContent, GUILayout.Width( 90 ) );
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m_colorMask[ 0 ] = owner.GUILayoutToggle( m_colorMask[ 0 ], "R", m_leftToggleColorMask );
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m_colorMask[ 1 ] = owner.GUILayoutToggle( m_colorMask[ 1 ], "G", m_middleToggleColorMask );
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m_colorMask[ 2 ] = owner.GUILayoutToggle( m_colorMask[ 2 ], "B", m_middleToggleColorMask );
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m_colorMask[ 3 ] = owner.GUILayoutToggle( m_colorMask[ 3 ], "A", m_rightToggleColorMask );
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EditorGUILayout.EndHorizontal();
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}
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public void BuildColorMask( ref string ShaderBody, bool customBlendAvailable )
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{
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int count = 0;
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string colorMask = string.Empty;
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for( int i = 0; i < m_colorMask.Length; i++ )
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{
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if( m_colorMask[ i ] )
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{
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count++;
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colorMask += m_colorMaskChar[ i ];
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}
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}
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if( ( count != m_colorMask.Length && customBlendAvailable ) || m_inlineMask.Active )
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{
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MasterNode.AddRenderState( ref ShaderBody, "ColorMask", m_inlineMask.GetValueOrProperty( ( ( count == 0 ) ? "0" : colorMask ) ) );
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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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for( int i = 0; i < m_colorMask.Length; i++ )
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{
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m_colorMask[ i ] = Convert.ToBoolean( nodeParams[ index++ ] );
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}
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if( UIUtils.CurrentShaderVersion() > 14501 )
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m_inlineMask.ReadFromString( ref index, ref nodeParams );
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}
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public void WriteToString( ref string nodeInfo )
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{
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for( int i = 0; i < m_colorMask.Length; i++ )
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{
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IOUtils.AddFieldValueToString( ref nodeInfo, m_colorMask[ i ] );
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}
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m_inlineMask.WriteToString( ref nodeInfo );
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}
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public void Destroy()
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{
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m_leftToggleColorMask = null;
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m_middleToggleColorMask = null;
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m_rightToggleColorMask = null;
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}
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}
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}
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