55 lines
2.2 KiB
C#
55 lines
2.2 KiB
C#
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using UnityEditor.Rendering.Universal.ShaderGraph;
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using UnityEngine;
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using UnityEngine.Rendering;
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using static Unity.Rendering.Universal.ShaderUtils;
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namespace UnityEditor
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{
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// Used for ShaderGraph Lit shaders
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class SixWayGUI : ShaderGraphLitGUI
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{
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private MaterialProperty useColorAbsorption;
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/// <summary>
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/// Container for the text and tooltips used to display the shader.
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/// </summary>
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protected class SixWayStyles
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{
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// Categories
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/// <summary>
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/// The text and tooltip for the surface options GUI.
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/// </summary>
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public static readonly GUIContent UseColorAbsorptionText =
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EditorGUIUtility.TrTextContent("Use Color Absorption", "When enabled, the lightmaps are used to simulate color absorption whose strength can be tuned with the Absorption Strength parameter.");
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}
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// collect properties from the material properties
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public override void FindProperties(MaterialProperty[] properties)
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{
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base.FindProperties(properties);
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useColorAbsorption = FindProperty(UniversalSixWaySubTarget.SixWayProperties.UseColorAbsorption, properties, false);
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}
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public override void DrawSurfaceOptions(Material material)
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{
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base.DrawSurfaceOptions(material);
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if(useColorAbsorption != null)
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materialEditor.ShaderProperty(useColorAbsorption, SixWayStyles.UseColorAbsorptionText);
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}
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public static void UpdateSixWayKeywords(Material material)
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{
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bool useColorAbsorptionValue = false;
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if (material.HasProperty(UniversalSixWaySubTarget.SixWayProperties.UseColorAbsorption))
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useColorAbsorptionValue = material.GetFloat(UniversalSixWaySubTarget.SixWayProperties.UseColorAbsorption) > 0.0f;
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CoreUtils.SetKeyword(material, "_SIX_WAY_COLOR_ABSORPTION", useColorAbsorptionValue);
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}
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public override void ValidateMaterial(Material material)
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{
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base.ValidateMaterial(material);
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UpdateSixWayKeywords(material);
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}
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}
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} // namespace UnityEditor
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