mathe/Library/PackageCache/com.unity.shadergraph@14.0.8/Editor/Data/Graphs/GradientInputMaterialSlot.cs

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2024-09-20 20:30:10 +02:00
using System;
using System.Collections.Generic;
using UnityEditor.Graphing;
using UnityEditor.ShaderGraph.Drawing.Slots;
using UnityEditor.ShaderGraph.Internal;
using UnityEngine;
using UnityEngine.UIElements;
namespace UnityEditor.ShaderGraph
{
[Serializable]
class GradientInputMaterialSlot : GradientMaterialSlot, IMaterialSlotHasValue<Gradient>
{
[SerializeField]
Gradient m_Value = new Gradient();
[SerializeField]
Gradient m_DefaultValue = new Gradient();
public GradientInputMaterialSlot()
{
}
public GradientInputMaterialSlot(
int slotId,
string displayName,
string shaderOutputName,
ShaderStageCapability stageCapability = ShaderStageCapability.All,
bool hidden = false)
: base(slotId, displayName, shaderOutputName, SlotType.Input, stageCapability, hidden)
{
}
public Gradient value
{
get { return m_Value; }
set { m_Value = value; }
}
public Gradient defaultValue { get { return m_DefaultValue; } }
public override bool isDefaultValue => value.Equals(defaultValue);
public override VisualElement InstantiateControl()
{
return new GradientSlotControlView(this);
}
public override string GetDefaultValue(GenerationMode generationMode)
{
var matOwner = owner as AbstractMaterialNode;
if (matOwner == null)
throw new Exception(string.Format("Slot {0} either has no owner, or the owner is not a {1}", this, typeof(AbstractMaterialNode)));
if (generationMode.IsPreview())
return GradientUtil.GetGradientForPreview(matOwner.GetVariableNameForSlot(id));
return ConcreteSlotValueAsVariable();
}
protected override string ConcreteSlotValueAsVariable()
{
return GradientUtil.GetGradientValue(value, "");
}
public override void AddDefaultProperty(PropertyCollector properties, GenerationMode generationMode)
{
var matOwner = owner as AbstractMaterialNode;
if (matOwner == null)
throw new Exception(string.Format("Slot {0} either has no owner, or the owner is not a {1}", this, typeof(AbstractMaterialNode)));
if (generationMode != GenerationMode.Preview)
return;
GradientUtil.GetGradientPropertiesForPreview(properties, matOwner.GetVariableNameForSlot(id), value);
}
public override void GetPreviewProperties(List<PreviewProperty> properties, string name)
{
properties.Add(new PreviewProperty(PropertyType.Gradient)
{
name = name,
gradientValue = value
});
}
public override void CopyValuesFrom(MaterialSlot foundSlot)
{
var slot = foundSlot as GradientInputMaterialSlot;
if (slot != null)
value = slot.value;
}
}
}