Initial commit

Assets/Procedural Worlds/Gaia/Scripts/Utils/SimpleCameraLayerCulling.cs

@@ -0,0 +1,111 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEditor;
+using UnityEngine;
+using UnityEngine.Experimental.GlobalIllumination;
+
+namespace Gaia
+{
+    public class SimpleCameraLayerCulling : MonoBehaviour
+    {
+        [HideInInspector]
+        public GaiaSceneCullingProfile m_profile;
+
+        public bool m_applyToGameCamera;
+        public Light m_directionalLight;
+        public bool m_applyToSceneCamera;
+
+        private void Start()
+        {
+            Initialize();
+        }
+
+        private void OnEnable()
+        {
+            Initialize();
+        }
+
+        public  void Initialize()
+        {
+            if (m_profile == null)
+            {
+                GaiaSettings gaiaSettings = GaiaUtils.GetGaiaSettings();
+                m_profile = ScriptableObject.CreateInstance<GaiaSceneCullingProfile>();
+                m_profile.UpdateCulling(gaiaSettings);
+                m_profile.UpdateShadow();
+            }
+
+            ApplyToGameCamera();
+        }
+
+        public void ApplyToGameCamera()
+        {
+            if (m_applyToGameCamera)
+            {
+                Camera cam = GetComponent<Camera>();
+                if (cam != null)
+                {
+                    cam.layerCullDistances = m_profile.m_layerDistances;
+                }
+                ApplyToDirectionalLight();
+            }
+            else
+            {
+                float[] layerCulls = new float[32];
+                for (int i = 0; i < layerCulls.Length; i++)
+                {
+                    layerCulls[i] = 0f;
+                }
+                Camera cam = GetComponent<Camera>();
+                if (cam != null)
+                {
+                    cam.layerCullDistances = layerCulls;
+                }
+            }
+        }
+
+        public void ApplyToDirectionalLight()
+        {
+            if (m_directionalLight == null)
+            {
+                GameObject lightGO = GameObject.Find("Directional Light");
+                if (lightGO != null)
+                {
+                    m_directionalLight = lightGO.GetComponent<Light>();
+                }
+            }
+
+            if (m_directionalLight != null)
+            {
+                m_directionalLight.layerShadowCullDistances = m_profile.m_shadowLayerDistances;
+            }
+        }
+
+        public void ResetDirectionalLight()
+        {
+            if (!m_applyToGameCamera && !m_applyToSceneCamera)
+            {
+                if (m_directionalLight == null)
+                {
+                    GameObject lightGO = GameObject.Find("Directional Light");
+                    if (lightGO != null)
+                    {
+                        m_directionalLight = lightGO.GetComponent<Light>();
+                    }
+
+                    if (m_directionalLight != null)
+                    {
+
+                        float[] layers = new float[32];
+                        for (int i = 0; i < layers.Length; i++)
+                        {
+                            layers[i] = 0f;
+                        }
+                        m_directionalLight.layerShadowCullDistances = layers;
+                    }
+                }
+            }
+        }
+    }
+}