103 lines
3.2 KiB
C#
103 lines
3.2 KiB
C#
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 UnityEditor.ShaderGraph.Internal;
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using UnityEngine;
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using UnityEngine.UIElements;
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namespace UnityEditor.ShaderGraph
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{
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[Serializable]
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class Matrix4MaterialSlot : MaterialSlot, IMaterialSlotHasValue<Matrix4x4>
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{
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[SerializeField]
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private Matrix4x4 m_Value = Matrix4x4.identity;
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[SerializeField]
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private Matrix4x4 m_DefaultValue = Matrix4x4.identity;
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public Matrix4MaterialSlot()
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{
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}
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public Matrix4MaterialSlot(
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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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ShaderStageCapability stageCapability = ShaderStageCapability.All,
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bool hidden = false)
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: base(slotId, displayName, shaderOutputName, slotType, stageCapability, 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 LabelSlotControlView("Identity");
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}
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public Matrix4x4 defaultValue { get { return m_DefaultValue; } }
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public Matrix4x4 value
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{
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get { return m_Value; }
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set { m_Value = value; }
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}
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public override bool isDefaultValue => value.Equals(defaultValue);
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protected override string ConcreteSlotValueAsVariable()
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{
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return "$precision4x4 (1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1)";
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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 Matrix4ShaderProperty()
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{
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overrideReferenceName = matOwner.GetVariableNameForSlot(id),
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generatePropertyBlock = false,
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value = value
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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.Matrix4)
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{
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name = name,
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matrixValue = value
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};
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properties.Add(pp);
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}
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public override SlotValueType valueType { get { return SlotValueType.Matrix4; } }
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public override ConcreteSlotValueType concreteValueType { get { return ConcreteSlotValueType.Matrix4; } }
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public override void CopyValuesFrom(MaterialSlot foundSlot)
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{
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var slot = foundSlot as Matrix4MaterialSlot;
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if (slot != null)
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value = slot.value;
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}
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public override void CopyDefaultValue(MaterialSlot other)
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{
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base.CopyDefaultValue(other);
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if (other is IMaterialSlotHasValue<Matrix4x4> ms)
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{
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m_DefaultValue = ms.defaultValue;
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}
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}
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}
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}
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