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68 行
2.4 KiB
68 行
2.4 KiB
using System;
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using System.Collections.Generic;
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using UnityEditor.Graphing;
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using UnityEditor.ShaderGraph.Drawing.Slots;
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using UnityEngine;
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using UnityEngine.Experimental.UIElements;
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namespace UnityEditor.ShaderGraph
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{
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public class ColorRGBMaterialSlot : Vector3MaterialSlot
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{
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public ColorRGBMaterialSlot() {}
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public ColorRGBMaterialSlot(
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int slotId,
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string displayName,
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string shaderOutputName,
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SlotType slotType,
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Color value,
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ShaderStageCapability stageCapability = ShaderStageCapability.All,
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bool hidden = false)
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: base(slotId, displayName, shaderOutputName, slotType, (Vector4)value, stageCapability, hidden: hidden)
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{
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}
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public override VisualElement InstantiateControl()
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{
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return new ColorRGBSlotControlView(this);
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}
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protected override string ConcreteSlotValueAsVariable(AbstractMaterialNode.OutputPrecision precision)
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{
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return string.Format("IsGammaSpace() ? {0}3({1}, {2}, {3}) : SRGBToLinear({0}3({1}, {2}, {3}))"
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, precision
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, NodeUtils.FloatToShaderValue(value.x)
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, NodeUtils.FloatToShaderValue(value.y)
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, NodeUtils.FloatToShaderValue(value.z));
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}
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public override void AddDefaultProperty(PropertyCollector properties, GenerationMode generationMode)
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{
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if (!generationMode.IsPreview())
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return;
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var matOwner = owner as AbstractMaterialNode;
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if (matOwner == null)
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throw new Exception(string.Format("Slot {0} either has no owner, or the owner is not a {1}", this, typeof(AbstractMaterialNode)));
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var property = new ColorShaderProperty()
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{
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overrideReferenceName = matOwner.GetVariableNameForSlot(id),
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generatePropertyBlock = false,
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value = new Color(value.x, value.y, value.z)
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};
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properties.AddShaderProperty(property);
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}
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public override void GetPreviewProperties(List<PreviewProperty> properties, string name)
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{
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var pp = new PreviewProperty(PropertyType.Color)
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{
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name = name,
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colorValue = new Color(value.x, value.y, value.z, 1),
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};
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properties.Add(pp);
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}
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}
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}
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