Shader Global Texture#

using System;
using UnityEngine;
using VisualScript.Icons;

namespace VisualScript.Runtime
{
    [Get, Set]

    [Title("Shader Global Texture")]
    [Category("Rendering/Shader/Global Texture")]

    [Description("A texture property shared by every shader that reads it and no material overrides")]
    [Image(typeof(IconShader), ColorTheme.Type.Yellow)]

    [Parameter("Property", "The name of the global shader property")]

    [Keywords("Shader", "Global", "Material", "Property", "Map")]

    [Serializable]
    public class TypeTextureShaderGlobalTexture : TypeTexture
    {
        [SerializeField] private GetString m_Property = new GetString();

        public override Texture Get(Args args)
        {
            string property = this.m_Property.Get(args);
            return string.IsNullOrEmpty(property) ? null : Shader.GetGlobalTexture(property);
        }

        public override void Set(Texture value, Args args)
        {
            string property = this.m_Property.Get(args);
            if (string.IsNullOrEmpty(property)) return;

            Shader.SetGlobalTexture(property, value);
        }

        public override string ToString()
        {
            return $"Shader Global {this.m_Property}";
        }

        protected override SubscriptionMode Subscription => SubscriptionMode.OnChange;
    }
}