unityzgy/Assets/ThirdPackages/Enviro - Sky and Weather/Enviro Standard/Resources/Shaders/Effects/EnviroDistanceBlur.shader

// MODIFIED FOR ENVIRO POST PROCESSING
//
// Kino/Bloom v2 - Bloom filter for Unity
//
// Copyright (C) 2015, 2016 Keijiro Takahashi
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//  
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
Shader "Hidden/EnviroDistanceBlur"
{ 
	Properties 
	{
		_MainTex("", any) = "" {}
		_BaseTex("", any) = "" {}
	}
		SubShader
	{
		// 0: Prefilter
		Pass
	{
		ZTest Always Cull Off ZWrite Off
		CGPROGRAM
		#pragma multi_compile _ UNITY_COLORSPACE_GAMMA
		#include "../Core/EnviroBlurCore.cginc"
		#pragma vertex vert
		#pragma fragment frag_prefilter
		#pragma target 3.0
		ENDCG
	}
		// 1: Prefilter with anti-flicker
		Pass
	{
		ZTest Always Cull Off ZWrite Off
		CGPROGRAM
		#define ANTI_FLICKER 1
		#pragma multi_compile _ UNITY_COLORSPACE_GAMMA
		#include "../Core/EnviroBlurCore.cginc"
		#pragma vertex vert
		#pragma fragment frag_prefilter
		#pragma target 3.0
		ENDCG
	}
		// 2: First level downsampler
		Pass
	{
		ZTest Always Cull Off ZWrite Off
		CGPROGRAM
		#include "../Core/EnviroBlurCore.cginc"
		#pragma vertex vert
		#pragma fragment frag_downsample1
		#pragma target 3.0
		ENDCG
	}
		// 3: First level downsampler with anti-flicker
		Pass
	{
		ZTest Always Cull Off ZWrite Off
		CGPROGRAM
		#define ANTI_FLICKER 1
		#include "../Core/EnviroBlurCore.cginc"
		#pragma vertex vert
		#pragma fragment frag_downsample1
		#pragma target 3.0
		ENDCG
	}
		// 4: Second level downsampler
		Pass
	{
		ZTest Always Cull Off ZWrite Off
		CGPROGRAM
		#include "../Core/EnviroBlurCore.cginc"
		#pragma vertex vert
		#pragma fragment frag_downsample2
		#pragma target 3.0
		ENDCG
	}
		// 5: Upsampler
		Pass 
	{
		ZTest Always Cull Off ZWrite Off
		CGPROGRAM
		#include "../Core/EnviroBlurCore.cginc"
		#pragma vertex vert_multitex
		#pragma fragment frag_upsample
		#pragma target 3.0
		ENDCG 
	}
		// 6: High quality upsampler
		Pass
	{
		ZTest Always Cull Off ZWrite Off
		CGPROGRAM
		#define HIGH_QUALITY 1
		#include "../Core/EnviroBlurCore.cginc"
		#pragma vertex vert_multitex
		#pragma fragment frag_upsample
		#pragma target 3.0
		ENDCG
	}
		// 7: Combiner
		Pass
	{
		ZTest Always Cull Off ZWrite Off
		CGPROGRAM
		#pragma multi_compile _ UNITY_COLORSPACE_GAMMA
		#include "../Core/EnviroBlurCore.cginc"
		#pragma vertex vert_multitex
		#pragma fragment frag_upsample_final
		#pragma target 3.0
		ENDCG
	}
		// 8: High quality combiner
		Pass
	{
		ZTest Always Cull Off ZWrite Off
		CGPROGRAM
		#define HIGH_QUALITY 1
		#pragma multi_compile _ UNITY_COLORSPACE_GAMMA
		#include "../Core/EnviroBlurCore.cginc"
		#pragma vertex vert_multitex
		#pragma fragment frag_upsample_final
		#pragma target 3.0
		ENDCG
	}
	}
}