*

Assets/Shaders/WaterSimple.shader

@@ -0,0 +1,60 @@
+Shader "Custom/WaterSimple" {
+	Properties {
+		_MainTex ("Base (RGB)", 2D) = "white" {}
+		_NormalMap ("Normal map", 2D) = "bump" {}
+		_Bumpiness ("Bumpiness", Float) = 1.0
+		_Shininess ("Specular Shininess", Float) = 0.078125
+		_Gloss ("Specular Gloss", Float) = 0.078125
+		_Fresnel("Fresnel Coef.", Float) = 0.35
+		_SpecColor ("Spec Color", Color) = (1.0,1.0,1.0,1.0)
+		_WorldS("World Scale", Float) = 1.0
+		_Opacity("Opacity", Float) = 0.5
+		_Scroll("Scroll", Vector) = (0,0,0,0)
+	}
+	SubShader {
+	Blend SrcAlpha OneMinusSrcAlpha
+		Tags { "RenderType"="Transparent" "Queue"="Transparent"}
+		LOD 200
+		
+		CGPROGRAM
+		#pragma surface surf BlinnPhong
+		#pragma target 3.0
+		sampler2D _MainTex;
+		sampler2D _NormalMap;
+		float _Bumpiness;
+		float _Shininess;
+		float _Gloss;
+		float _Fresnel;
+		float _WorldS;
+		float _Opacity;
+		float4 _Scroll;
+
+		struct Input {
+			float2 uv_MainTex;
+			float3 worldPos;
+		};
+
+		void surf (Input IN, inout SurfaceOutput o) {
+			half4 c = tex2D (_MainTex, IN.uv_MainTex);
+			o.Albedo = c.rgb;
+			o.Alpha = c.a;
+			
+			float2 uvSrc = IN.worldPos.xz * _WorldS;
+			float2 uv1 = uvSrc + _Time.y * _Scroll.xy;
+			float2 uv2 = uvSrc + _Time.y * _Scroll.zw;
+			
+			float3 nm1 = UnpackNormal (tex2D (_NormalMap, uv1));
+			float3 nm2 = UnpackNormal (tex2D (_NormalMap, uv2));
+			float3 nm3 = (nm1 + nm2) * 0.5f;
+			
+			
+			float3 nm = lerp(float3(0,0,1), nm3, _Bumpiness);
+			o.Normal = nm;
+			o.Gloss = _Gloss;
+			o.Specular = _Shininess;
+			o.Alpha =_Opacity;
+		}
+		ENDCG
+	} 
+	FallBack "Diffuse"
+}