using UnityEngine;
using UnityEngine.Rendering;

namespace NatureManufacture.RAM
{
	public static class LodSystemGenerator
	{
		public static void GenerateLodSystem(GameObject go, Material meshMaterial, MeshFilter meshFilter, bool receiveShadows, ShadowCastingMode shadowCastingMode, bool generateLodGPU, Vector4 lodDistance, float lodRefreshTime)
		{
			GameObject gameObject = new GameObject(go.name + "- MeshPartLOD_" + (generateLodGPU ? "GPU" : "CPU"));
			gameObject.transform.SetParent(go.transform, worldPositionStays: false);
			gameObject.transform.localPosition = Vector3.zero;
			gameObject.transform.localEulerAngles = Vector3.zero;
			gameObject.transform.localScale = Vector3.one;
			gameObject.AddComponent<MeshFilter>();
			MeshRenderer meshRenderer = gameObject.AddComponent<MeshRenderer>();
			meshRenderer.sharedMaterial = meshMaterial;
			meshRenderer.receiveShadows = receiveShadows;
			meshRenderer.shadowCastingMode = shadowCastingMode;
			gameObject.SetActive(value: false);
			if (generateLodGPU)
			{
				GPULodManager gPULodManager = gameObject.AddComponent<GPULodManager>();
				gPULodManager.SourceMeshFilter = meshFilter;
				gPULodManager.LODDistance = lodDistance;
				gPULodManager.RefreshTime = lodRefreshTime;
			}
			else
			{
				LodManager lodManager = gameObject.AddComponent<LodManager>();
				lodManager.SourceMeshFilter = meshFilter;
				lodManager.LODDistance = lodDistance;
				lodManager.RefreshTime = lodRefreshTime;
			}
			gameObject.SetActive(value: true);
		}
	}
}