Shader "MY/Grass/UnlitGrassWind" {
	Properties{
		_Color("Main Color", Color) = (1,1,1,1)
		_MainTex("Base (RGB)", 2D) = "white" {}
		_Cutoff("Alpha cutoff", Range(0, 1)) = 0.2
		_Frequency("Frequency", Range(0, 5)) = 1
		_Intensity("Intensity", Vector) = (0.4,0,0.2,0)
	}

		SubShader{
	Tags {"Queue" = "AlphaTest" "IgnoreProjector" = "True" "RenderType" = "TransparentCutout"}

	LOD 200

	Lighting Off
	Cull Off

	Pass {
		CGPROGRAM
			#pragma vertex vert
			#pragma fragment frag
			#pragma target 2.0
			#pragma multi_compile_fog

			#include "UnityCG.cginc"

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

			struct v2f {
				float4 vertex : SV_POSITION;
				float2 texcoord : TEXCOORD0;
				UNITY_FOG_COORDS(1)
				UNITY_VERTEX_OUTPUT_STEREO
			};

			sampler2D _MainTex;
			float4 _MainTex_ST;
			fixed _Cutoff;

			fixed4 _Color;
			float _Frequency;
			float4 _Intensity;

			v2f vert(appdata_t v)
			{
				v2f o;
				UNITY_SETUP_INSTANCE_ID(v);
				UNITY_INITIALIZE_VERTEX_OUTPUT_STEREO(o);

				float3 u_xlat0 = float3(0.0, 0.0, 0.0);

				u_xlat0.xz = v.vertex.xz;
				u_xlat0.x = u_xlat0.x + u_xlat0.z;
				u_xlat0.x = frac(u_xlat0.x);
				u_xlat0.y = _Time.y * _Frequency + u_xlat0.x * 6.28;
				u_xlat0.x = sin(u_xlat0.y);
				u_xlat0.z = cos(u_xlat0.y);
				u_xlat0.y = 0.0;

				float uvy = saturate(v.texcoord.y - _Intensity.w);
				u_xlat0.xyz = u_xlat0.xyz * uvy * uvy * 2;
				u_xlat0.xyz = u_xlat0.xyz * _Intensity.xyz + v.vertex.xyz;

				o.vertex = UnityObjectToClipPos(u_xlat0);
				o.texcoord = TRANSFORM_TEX(v.texcoord, _MainTex);
				UNITY_TRANSFER_FOG(o,o.vertex);
				return o;
			}

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