2026-04-16 오브젝트 그림자

2026-04-16 04:58:10 +09:00
parent 0fe8b18872
commit 42646a636f
303 changed files with 54374 additions and 20 deletions
--- a/Packages/com.baddog.rendering.arealight/Runtime/AreaLighting.cs
+++ b/Packages/com.baddog.rendering.arealight/Runtime/AreaLighting.cs
@@ -0,0 +1,115 @@
+using System;
+using System.Reflection;
+using UnityEngine;
+using UnityEngine.Rendering;
+using UnityEngine.Rendering.Universal;
+
+namespace BadDog.Rendering.AreaLight
+{
+    public class ShadowAtlasResolutionAttribute : PropertyAttribute
+    {
+    }
+
+    [Serializable]
+    public class AreaLightSettings
+    {
+        [Tooltip("Maximum number of area lights processed per frame")]
+        [Range(0, 8)]
+        public int maxAreaLights = 8;
+        
+        [Tooltip("Pre-integrated FGD shader for GGX and Disney Diffuse")]
+        public Shader preIntegratedFGD_GGXDisneyDiffuse;
+        
+        [Tooltip("Pre-integrated FGD shader for Charlie and Fabric Lambert")]
+        public Shader preIntegratedFGD_CharlieFabricLambert;
+        
+        [Tooltip("Pre-integrated FGD shader for Marschner")]
+        public Shader preIntegratedFGD_Marschner;
+    }
+
+    [Serializable]
+    public class AreaLightShadowSettings
+    {
+        public enum BGAreaLightShadowMode
+        {
+            Off = 0,
+            PCF2x2 = 1,
+            Tent5x5 = 2,
+            Tent7x7 = 3,
+            PCSS = 4,
+        }
+        
+        [Tooltip("Resolution of the area light shadow atlas (e.g., 512, 1024, 2048, 4096, 8192).)")]
+        [ShadowAtlasResolution]
+        public int shadowAtlasResolution = 1024;
+        
+        [Tooltip("Maximum number of area lights that can cast shadows simultaneously")]
+        [Range(0, 8)]
+        public int maxShadowCastingLights = 8;
+
+        [Tooltip("Shadow filtering mode")] 
+        public BGAreaLightShadowMode shadowFilter = BGAreaLightShadowMode.Tent5x5;
+
+        [Tooltip("Softness radius in world units for PCSS")]
+        [Range(0.0f, 32.0f)]
+        public float pcssShadowSoftness = 2f;
+        [Tooltip("Number of samples used to search blockers in PCSS.")]
+        [Range(4, 32)]
+        public int pcssBlockerSampleCount = 16;
+
+        [Tooltip("Number of samples used for PCSS filtering.")] [Range(4, 32)]
+        public int pcssFilterSampleCount = 16;
+        
+        public string GetShadowKeyword()
+        {
+            switch (shadowFilter)
+            {
+                case BGAreaLightShadowMode.Off:
+                    return null;  // No keyword = off
+                case BGAreaLightShadowMode.PCF2x2:
+                    return "_BG_AREALIGHT_SHADOWS_PCF2X2";
+                case BGAreaLightShadowMode.Tent5x5:
+                    return "_BG_AREALIGHT_SHADOWS_TENT5X5";
+                case BGAreaLightShadowMode.Tent7x7:
+                    return "_BG_AREALIGHT_SHADOWS_TENT7X7";
+                case BGAreaLightShadowMode.PCSS:
+                    return "_BG_AREALIGHT_SHADOWS_PCSS";
+                default:
+                    return null;
+            }
+        }
+    }
+    
+    public class AreaLighting : ScriptableRendererFeature
+    {
+        [SerializeField]
+        private AreaLightSettings m_LightSettings = new AreaLightSettings();
+        
+        [SerializeField]
+        private AreaLightShadowSettings m_ShadowSettings = new AreaLightShadowSettings();
+        
+        private AreaLightingPass m_AreaLightingPass;
+
+        public override void Create()
+        {
+            if (m_AreaLightingPass == null)
+            {
+                m_AreaLightingPass = new AreaLightingPass();
+            }
+        }
+
+        public override void AddRenderPasses(ScriptableRenderer renderer, ref RenderingData renderingData)
+        {
+            GraphicsSettings.realtimeDirectRectangularAreaLights = true;
+            m_AreaLightingPass.Setup(m_LightSettings, m_ShadowSettings, renderingData);
+            renderer.EnqueuePass(m_AreaLightingPass);
+        }
+
+        protected override void Dispose(bool disposing)
+        {
+            m_AreaLightingPass?.Dispose();
+            m_AreaLightingPass = null;
+        }
+    }
+}
+