using System;
using UnityEngine;
using UnityEngine.Rendering;

// Token: 0x02000074 RID: 116
[ExecuteInEditMode]
[RequireComponent(typeof(Light))]
public class CopyShadows : MonoBehaviour
{
	// Token: 0x06000B8A RID: 2954 RVA: 0x000DFDDA File Offset: 0x000DDFDA
	private void OnEnable()
	{
		this.lightComponent = base.GetComponent<Light>();
		this.SetupCommandBuffer();
	}

	// Token: 0x06000B8B RID: 2955 RVA: 0x000DFDEE File Offset: 0x000DDFEE
	private void OnDisable()
	{
		this.lightComponent.RemoveCommandBuffer(LightEvent.AfterShadowMap, this.commandBuffer);
		this.lightComponent.RemoveCommandBuffer(LightEvent.AfterScreenspaceMask, this.commandBuffer2);
		this.ReleaseCommandBuffer();
	}

	// Token: 0x06000B8C RID: 2956 RVA: 0x000DFE1C File Offset: 0x000DE01C
	private void Update()
	{
		if (this.tex == null || this.w != (float)Screen.width || this.h != (float)Screen.height)
		{
			if (this.tex != null)
			{
				this.tex.Release();
			}
			this.w = (float)Screen.width;
			this.h = (float)Screen.height;
			this.tex = new RenderTexture(Screen.width, Screen.height, 24, RenderTextureFormat.ARGB32);
			this.reset = true;
		}
		if (this.reset)
		{
			this.OnDisable();
			this.OnEnable();
			this.reset = false;
		}
		float num = 0f;
		if (Links.x && Links.x.diorama && Links.x.cameraEffects.indoors)
		{
			num = 1f;
		}
		Shader.SetGlobalFloat("_UsePointLight", num);
	}

	// Token: 0x06000B8D RID: 2957 RVA: 0x000DFF04 File Offset: 0x000DE104
	private void SetupCommandBuffer()
	{
		this.commandBuffer = new CommandBuffer();
		RenderTargetIdentifier renderTargetIdentifier = BuiltinRenderTextureType.CurrentActive;
		this.commandBuffer.SetGlobalTexture(this.textureSemanticName, renderTargetIdentifier);
		this.lightComponent.AddCommandBuffer(LightEvent.AfterShadowMap, this.commandBuffer);
		this.commandBuffer2 = new CommandBuffer();
		RenderTargetIdentifier renderTargetIdentifier2 = BuiltinRenderTextureType.CurrentActive;
		this.commandBuffer2.Blit(renderTargetIdentifier2, this.tex, this.material);
		this.commandBuffer2.SetGlobalTexture(this.textureSemanticName2, this.tex);
		this.lightComponent.AddCommandBuffer(LightEvent.AfterScreenspaceMask, this.commandBuffer2);
	}

	// Token: 0x06000B8E RID: 2958 RVA: 0x000DFFA4 File Offset: 0x000DE1A4
	private void ReleaseCommandBuffer()
	{
		this.commandBuffer2.Clear();
		this.commandBuffer.Clear();
	}

	// Token: 0x0400119D RID: 4509
	public string textureSemanticName = "_EnvironmentShadows";

	// Token: 0x0400119E RID: 4510
	public string textureSemanticName2 = "_EnvironmentShadowsScreenSpace";

	// Token: 0x0400119F RID: 4511
	public bool reset;

	// Token: 0x040011A0 RID: 4512
	private CommandBuffer commandBuffer;

	// Token: 0x040011A1 RID: 4513
	private CommandBuffer commandBuffer2;

	// Token: 0x040011A2 RID: 4514
	private Light lightComponent;

	// Token: 0x040011A3 RID: 4515
	public RenderTexture tex;

	// Token: 0x040011A4 RID: 4516
	public RenderTexture pointLightTexture;

	// Token: 0x040011A5 RID: 4517
	public Material material;

	// Token: 0x040011A6 RID: 4518
	private float w;

	// Token: 0x040011A7 RID: 4519
	private float h;

	// Token: 0x040011A8 RID: 4520
	public Transform pointLight;
}