Shader "MoreMountains/MMBoilingLine"
{
	Properties
	{
		[PerRendererData] _MainTex ("Sprite Texture", 2D) = "white" {}
		_Color ("Tint", Color) = (1,1,1,1)
		
		_StencilComp ("Stencil Comparison", Float) = 8
		_Stencil ("Stencil ID", Float) = 0
		_StencilOp ("Stencil Operation", Float) = 0
		_StencilWriteMask ("Stencil Write Mask", Float) = 255
		_StencilReadMask ("Stencil Read Mask", Float) = 255

		_ColorMask ("Color Mask", Float) = 15

		[Toggle(UNITY_UI_ALPHACLIP)] _UseUIAlphaClip ("Use Alpha Clip", Float) = 0
		_Noise("Noise", 2D) = "white" {}
		_Amount("Amount", Range( 0 , 1)) = 0
		_PanSpeed("PanSpeed", Vector) = (0.5,0.5,0,0)
		_TimeQuantize("TimeQuantize", Float) = 5
	}

	SubShader
	{
		Tags { "Queue"="Transparent" "IgnoreProjector"="True" "RenderType"="Transparent" "PreviewType"="Plane" "CanUseSpriteAtlas"="True" }
		
		Stencil
		{
			Ref [_Stencil]
			Comp [_StencilComp]
			Pass [_StencilOp] 
			ReadMask [_StencilReadMask]
			WriteMask [_StencilWriteMask]
		}

		Cull Off
		Lighting Off
		ZWrite Off
		ZTest [unity_GUIZTestMode]
		Blend SrcAlpha OneMinusSrcAlpha
		ColorMask [_ColorMask]

		
		Pass
		{
			Name "Default"
		CGPROGRAM
			#pragma vertex vert
			#pragma fragment frag
			#pragma target 3.0

			#include "UnityCG.cginc"
			#include "UnityUI.cginc"

			#pragma multi_compile __ UNITY_UI_ALPHACLIP
			
			#include "UnityShaderVariables.cginc"

			
			struct appdata_t
			{
				float4 vertex   : POSITION;
				float4 color    : COLOR;
				float2 texcoord : TEXCOORD0;
				UNITY_VERTEX_INPUT_INSTANCE_ID
				
			};

			struct v2f
			{
				float4 vertex   : SV_POSITION;
				fixed4 color    : COLOR;
				half2 texcoord  : TEXCOORD0;
				float4 worldPosition : TEXCOORD1;
				UNITY_VERTEX_OUTPUT_STEREO
				
			};
			
			uniform fixed4 _Color;
			uniform fixed4 _TextureSampleAdd;
			uniform float4 _ClipRect;
			uniform sampler2D _MainTex;
			uniform float4 _MainTex_ST;
			uniform sampler2D _Noise;
			uniform half _TimeQuantize;
			uniform half2 _PanSpeed;
			uniform sampler2D sampler042;
			uniform float4 _Noise_ST;
			uniform float _Amount;
			
			v2f vert( appdata_t IN  )
			{
				v2f OUT;
				UNITY_SETUP_INSTANCE_ID( IN );
                UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(OUT);
				OUT.worldPosition = IN.vertex;
				
				
				OUT.worldPosition.xyz +=  float3( 0, 0, 0 ) ;
				OUT.vertex = UnityObjectToClipPos(OUT.worldPosition);

				OUT.texcoord = IN.texcoord;
				
				OUT.color = IN.color * _Color;
				return OUT;
			}

			fixed4 frag(v2f IN  ) : SV_Target
			{
				float2 uv_MainTex = IN.texcoord.xy * _MainTex_ST.xy + _MainTex_ST.zw;
				float2 panner23 = ( ( floor( ( _Time.y * _TimeQuantize ) ) / _TimeQuantize ) * _PanSpeed + (uv_MainTex*_Noise_ST.xy + _Noise_ST.zw));
				float2 temp_output_20_0 = (tex2D( _Noise, panner23 )).rg;
				
				half4 color = ( ( tex2D( _MainTex, ( uv_MainTex + ( temp_output_20_0 * _Amount ) ) ) * _Color ) * IN.color );
				
				//color.a *= UnityGet2DClipping(IN.worldPosition.xy, _ClipRect);
				
				#ifdef UNITY_UI_ALPHACLIP
				clip (color.a - 0.001);
				#endif

				return color;
			}
		ENDCG
		}
	}
}