// Made with Amplify Shader Editor v1.9.3.2
// Available at the Unity Asset Store - http://u3d.as/y3X 
Shader "Circle"
{
	Properties
	{
		_TextureSample0("Texture Sample 0", 2D) = "white" {}
		_ScaleUV("ScaleUV", Range( -1 , 1)) = 0
		_TextureSample1("Texture Sample 1", 2D) = "white" {}
		[HideInInspector] _texcoord( "", 2D ) = "white" {}
		[HideInInspector] __dirty( "", Int ) = 1
	}

	SubShader
	{
		Tags{ "RenderType" = "Transparent"  "Queue" = "Transparent+0" "IgnoreProjector" = "True" "IsEmissive" = "true"  }
		Cull Back
		CGINCLUDE
		#include "UnityPBSLighting.cginc"
		#include "Lighting.cginc"
		#pragma target 3.0
		struct Input
		{
			float2 uv_texcoord;
		};

		uniform sampler2D _TextureSample0;
		uniform float _ScaleUV;
		uniform sampler2D _TextureSample1;
		uniform float4 _TextureSample1_ST;


		float2 ASESafeNormalize(float2 inVec)
		{
			float dp3 = max(1.175494351e-38, dot(inVec, inVec));
			return inVec* rsqrt(dp3);
		}


		void surf( Input i , inout SurfaceOutputStandard o )
		{
			float2 temp_cast_0 = (0.5).xx;
			float2 normalizeResult12 = ASESafeNormalize( ( i.uv_texcoord - temp_cast_0 ) );
			float2 clampResult16 = clamp( ( ( _ScaleUV * normalizeResult12 ) + i.uv_texcoord ) , float2( 0,0 ) , float2( 1,1 ) );
			float4 tex2DNode2 = tex2D( _TextureSample0, clampResult16 );
			o.Emission = tex2DNode2.rgb;
			float2 uv_TextureSample1 = i.uv_texcoord * _TextureSample1_ST.xy + _TextureSample1_ST.zw;
			o.Alpha = ( tex2DNode2.a * tex2D( _TextureSample1, uv_TextureSample1 ).a );
		}

		ENDCG
		CGPROGRAM
		#pragma surface surf Standard alpha:fade keepalpha fullforwardshadows 

		ENDCG
		Pass
		{
			Name "ShadowCaster"
			Tags{ "LightMode" = "ShadowCaster" }
			ZWrite On
			CGPROGRAM
			#pragma vertex vert
			#pragma fragment frag
			#pragma target 3.0
			#pragma multi_compile_shadowcaster
			#pragma multi_compile UNITY_PASS_SHADOWCASTER
			#pragma skip_variants FOG_LINEAR FOG_EXP FOG_EXP2
			#include "HLSLSupport.cginc"
			#if ( SHADER_API_D3D11 || SHADER_API_GLCORE || SHADER_API_GLES || SHADER_API_GLES3 || SHADER_API_METAL || SHADER_API_VULKAN )
				#define CAN_SKIP_VPOS
			#endif
			#include "UnityCG.cginc"
			#include "Lighting.cginc"
			#include "UnityPBSLighting.cginc"
			sampler3D _DitherMaskLOD;
			struct v2f
			{
				V2F_SHADOW_CASTER;
				float2 customPack1 : TEXCOORD1;
				float3 worldPos : TEXCOORD2;
				UNITY_VERTEX_INPUT_INSTANCE_ID
				UNITY_VERTEX_OUTPUT_STEREO
			};
			v2f vert( appdata_full v )
			{
				v2f o;
				UNITY_SETUP_INSTANCE_ID( v );
				UNITY_INITIALIZE_OUTPUT( v2f, o );
				UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO( o );
				UNITY_TRANSFER_INSTANCE_ID( v, o );
				Input customInputData;
				float3 worldPos = mul( unity_ObjectToWorld, v.vertex ).xyz;
				half3 worldNormal = UnityObjectToWorldNormal( v.normal );
				o.customPack1.xy = customInputData.uv_texcoord;
				o.customPack1.xy = v.texcoord;
				o.worldPos = worldPos;
				TRANSFER_SHADOW_CASTER_NORMALOFFSET( o )
				return o;
			}
			half4 frag( v2f IN
			#if !defined( CAN_SKIP_VPOS )
			, UNITY_VPOS_TYPE vpos : VPOS
			#endif
			) : SV_Target
			{
				UNITY_SETUP_INSTANCE_ID( IN );
				Input surfIN;
				UNITY_INITIALIZE_OUTPUT( Input, surfIN );
				surfIN.uv_texcoord = IN.customPack1.xy;
				float3 worldPos = IN.worldPos;
				half3 worldViewDir = normalize( UnityWorldSpaceViewDir( worldPos ) );
				SurfaceOutputStandard o;
				UNITY_INITIALIZE_OUTPUT( SurfaceOutputStandard, o )
				surf( surfIN, o );
				#if defined( CAN_SKIP_VPOS )
				float2 vpos = IN.pos;
				#endif
				half alphaRef = tex3D( _DitherMaskLOD, float3( vpos.xy * 0.25, o.Alpha * 0.9375 ) ).a;
				clip( alphaRef - 0.01 );
				SHADOW_CASTER_FRAGMENT( IN )
			}
			ENDCG
		}
	}
	Fallback "Diffuse"
	// CustomEditor "ASEMaterialInspector"
}
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