2026-04-16 오브젝트 그림자

Packages/com.baddog.rendering.arealight/Runtime/AreaLightingShaderIDs.cs

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+using UnityEngine;
+using UnityEngine.Rendering;
+
+namespace BadDog.Rendering.AreaLight
+{
+    /// <summary>
+    /// Shader property IDs for Area Lighting and Shadows
+    /// </summary>
+    public static class AreaLightingShaderIDs
+    {
+        // Light Data
+        public static readonly int _AreaLightDataBuffer = Shader.PropertyToID("_AreaLightDataBuffer");
+        public static readonly int _AreaLightDataBufferCount = Shader.PropertyToID("_AreaLightDataBufferCount");
+
+        // Shadow Data
+        public static readonly int _AreaLightsShadowmapTexture = Shader.PropertyToID("_AreaLightsShadowmapTexture");
+        public static readonly int _AreaLightsWorldToShadow = Shader.PropertyToID("_AreaLightsWorldToShadow");
+        public static readonly int _AreaLightShadowParams = Shader.PropertyToID("_AreaLightShadowParams");
+        public static readonly int _AreaLightShadowmapSize = Shader.PropertyToID("_AreaLightShadowmapSize");
+        public static readonly int _PCSSAdditionalLightParams = Shader.PropertyToID("_PCSSAdditionalLightParams");
+
+        // Shadow Rendering
+        public static readonly int _ShadowBias = Shader.PropertyToID("_ShadowBias");
+        public static readonly int _LightPosition = Shader.PropertyToID("_LightPosition");
+
+        // Shader keywords
+        public const string ENABLE_BG_AREA_LIGHTING_KEYWORD = "_ENABLE_BG_AREA_LIGHTING";
+    }
+
+    /// <summary>
+    /// BG Area Light shader global keywords (similar to URP's ShaderGlobalKeywords)
+    /// </summary>
+    internal static class ShaderGlobalKeywords
+    {
+        public static readonly GlobalKeyword BGAreaLightShadowsPCF2x2 = GlobalKeyword.Create("_BG_AREALIGHT_SHADOWS_PCF2X2");
+        public static readonly GlobalKeyword BGAreaLightShadowsTent5x5 = GlobalKeyword.Create("_BG_AREALIGHT_SHADOWS_TENT5X5");
+        public static readonly GlobalKeyword BGAreaLightShadowsTent7x7 = GlobalKeyword.Create("_BG_AREALIGHT_SHADOWS_TENT7X7");
+        public static readonly GlobalKeyword BGAreaLightShadowsPCSS = GlobalKeyword.Create("_BG_AREALIGHT_SHADOWS_PCSS");
+    }
+}