// Upgrade NOTE: replaced 'mul(UNITY_MATRIX_MVP,*)' with 'UnityObjectToClipPos(*)'

Shader "Custom/Standard Two Sided Soft Blend" {
	Properties{
		_Color("Color", Color) = (1,1,1,1)
		[NoScaleOffset] _MainTex("Albedo (RGB)", 2D) = "white" {}
	[Toggle] _UseMetallicMap("Use Metallic Map", Float) = 0.0
		[NoScaleOffset] _MetallicGlossMap("Metallic", 2D) = "black" {}
	[Gamma] _Metallic("Metallic", Range(0,1)) = 0.0
		_Glossiness("Smoothness", Range(0,1)) = 0.5
		_BumpScale("Scale", Float) = 1.0
		[NoScaleOffset] _BumpMap("Normal Map", 2D) = "bump" {}
	_Cutoff("Alpha Cutoff", Range(0.01,1)) = 0.5
	}
		SubShader{
		Tags{ "Queue" = "AlphaTest" "IgnoreProjector" = "True" "RenderType" = "TransparentCutout" }
		Blend SrcAlpha OneMinusSrcAlpha
		LOD 200
		ZWrite Off
		Cull Off

		Pass{
		ColorMask 0
		ZWrite On

		CGPROGRAM
#pragma vertex vert
#pragma fragment frag

#include "UnityCG.cginc"

		struct v2f {
		float4 vertex : SV_POSITION;
		float2 texcoord : TEXCOORD0;
	};

	sampler2D _MainTex;
	fixed _Cutoff;

	v2f vert(appdata_img v)
	{
		v2f o;
		o.vertex = UnityObjectToClipPos(v.vertex);
		o.texcoord = v.texcoord;
		return o;
	}

	fixed4 frag(v2f i) : SV_Target
	{
		fixed4 col = tex2D(_MainTex, i.texcoord);
	clip(col.a - _Cutoff);
	return 0;
	}
		ENDCG
	}

		Pass
	{
		Tags{ "LightMode" = "ShadowCaster" }
		ZWrite On
		Cull Off

		CGPROGRAM
#pragma vertex vert
#pragma fragment frag
#pragma multi_compile_shadowcaster
#include "UnityCG.cginc"

		struct v2f {
		V2F_SHADOW_CASTER;
		float2 texcoord : TEXCOORD1;
	};

	v2f vert(appdata_base v)
	{
		v2f o;
		TRANSFER_SHADOW_CASTER_NORMALOFFSET(o)
			o.texcoord = v.texcoord;
		return o;
	}

	sampler2D _MainTex;
	fixed _Cutoff;

	float4 frag(v2f i) : SV_Target
	{
		fixed4 col = tex2D(_MainTex, i.texcoord);
	clip(col.a - _Cutoff);
	SHADOW_CASTER_FRAGMENT(i)
	}
		ENDCG
	}

		CGPROGRAM
#pragma surface surf Standard fullforwardshadows alpha:fade nolightmap
#pragma shader_feature _USEMETALLICMAP_ON
#pragma target 3.0

		sampler2D _MainTex;
	sampler2D _MetallicGlossMap;
	sampler2D _BumpMap;

	struct Input {
		float2 uv_MainTex;
		fixed facing : VFACE;
	};

	half _Glossiness;
	half _Metallic;
	fixed4 _Color;
	half _BumpScale;
	fixed _Cutoff;

	void surf(Input IN, inout SurfaceOutputStandard o) {
		// Albedo comes from a texture tinted by color
		fixed4 c = tex2D(_MainTex, IN.uv_MainTex) * _Color;
		o.Albedo = c.rgb;

#ifdef _USEMETALLICMAP_ON
		fixed4 mg = tex2D(_MetallicGlossMap, IN.uv_MainTex);
		o.Metallic = mg.r;
		o.Smoothness = mg.a;
#else
		o.Metallic = _Metallic;
		o.Smoothness = _Glossiness;
#endif

		// Rescales the alpha on the blended pass
		o.Alpha = saturate(c.a / _Cutoff);

		o.Normal = UnpackScaleNormal(tex2D(_BumpMap, IN.uv_MainTex), _BumpScale);

		if (IN.facing < 0.5)
			o.Normal *= -1.0;
	}
	ENDCG
	}
		FallBack "Diffuse"
}