using UnityEngine;
using UnityEngine.Rendering;

namespace Echovoid.Runtime.Behavior.Rendering
{
    public static class InternalShaderHelpers
    {
        public const string RGBSplitGlitchShader = "Hidden/Custom/RGBSplitGlitch";
        public const string RadialBlurShader = "Hidden/Custom/RadialBlur";
        public const string SpeedLinesShader = "Mirza/Anime Speed Lines";
        
        public static Material GenerateTransientMaterial(string shaderName)
        {
            var shader = Shader.Find(shaderName);
            return CoreUtils.CreateEngineMaterial(shader);
        }
        
        public static class ID
        {
            // RGB Split Glitch
            public static readonly int _RGBSplitGlitchParams = Shader.PropertyToID("_RGBSplitGlitchParams");
            public static readonly int _RGBSplitGlitchIntensity = Shader.PropertyToID("_RGBSplitGlitchIntensity");
            
            // Radial Blur
            public static readonly int _RadialBlurParams = Shader.PropertyToID("_RadialBlurParams");
            public static readonly int _BlurRadius = Shader.PropertyToID("_BlurRadius");
            public static readonly int _RadialCenterX = Shader.PropertyToID("_RadialCenterX");
            public static readonly int _RadialCenterY = Shader.PropertyToID("_RadialCenterY");
            
            // Speed Lines
            // --- 新增的 Speed Lines ID ---
            // 这些名字必须与原 Shader 属性和 HLSL 变量名完全一致
            public static readonly int _SpeedLinesColour = Shader.PropertyToID("_Colour");
            public static readonly int _SpeedLinesTiling = Shader.PropertyToID("_SpeedLinesTiling");
            public static readonly int _SpeedLinesRadialScale = Shader.PropertyToID("_SpeedLinesRadialScale");
            public static readonly int _SpeedLinesPower = Shader.PropertyToID("_SpeedLinesPower");
            public static readonly int _SpeedLinesRemap = Shader.PropertyToID("_SpeedLinesRemap");
            public static readonly int _SpeedLinesAnimation = Shader.PropertyToID("_SpeedLinesAnimation");
            public static readonly int _MaskScale = Shader.PropertyToID("_MaskScale");
            public static readonly int _MaskHardness = Shader.PropertyToID("_MaskHardness");
            public static readonly int _MaskPower = Shader.PropertyToID("_MaskPower");
        }
    }
}