using System.Collections.Generic; using UnityEditor.ShaderGraph.Drawing.Controls; using UnityEngine; using UnityEditor.Graphing; namespace UnityEditor.ShaderGraph { [Title("Input", "Texture", "Texture 2D Asset")] public class Texture2DAssetNode : AbstractMaterialNode, IPropertyFromNode { public const int OutputSlotId = 0; const string kOutputSlotName = "Out"; public Texture2DAssetNode() { name = "Texture 2D Asset"; UpdateNodeAfterDeserialization(); } public override string documentationURL { get { return "https://github.com/Unity-Technologies/ShaderGraph/wiki/Texture-2D-Asset-Node"; } } public sealed override void UpdateNodeAfterDeserialization() { AddSlot(new Texture2DMaterialSlot(OutputSlotId, kOutputSlotName, kOutputSlotName, SlotType.Output)); RemoveSlotsNameNotMatching(new[] { OutputSlotId }); } [SerializeField] private SerializableTexture m_Texture = new SerializableTexture(); [TextureControl("")] public Texture texture { get { return m_Texture.texture; } set { if (m_Texture.texture == value) return; m_Texture.texture = value; Dirty(ModificationScope.Node); } } public override void CollectShaderProperties(PropertyCollector properties, GenerationMode generationMode) { properties.AddShaderProperty(new TextureShaderProperty() { overrideReferenceName = GetVariableNameForSlot(OutputSlotId), generatePropertyBlock = true, value = m_Texture, modifiable = false }); } public override void CollectPreviewMaterialProperties(List properties) { properties.Add(new PreviewProperty(PropertyType.Texture2D) { name = GetVariableNameForSlot(OutputSlotId), textureValue = texture }); } public IShaderProperty AsShaderProperty() { var prop = new TextureShaderProperty { value = m_Texture }; if (texture != null) prop.displayName = texture.name; return prop; } public int outputSlotId { get { return OutputSlotId; } } } }