Drunk post-processing shader.

Author: przemyslawzaworski

Diff for: drunk.shader

@@ -0,0 +1,39 @@
+Shader "Drunk"
+{
+	Properties
+	{
+		_MainTex ("Texture", 2D) = "black" {}
+	}
+	Subshader
+	{
+		Pass
+		{
+			CGPROGRAM
+			#pragma vertex vertex_shader
+			#pragma fragment pixel_shader
+			#pragma target 2.0
+
+			sampler2D _MainTex;
+
+			float4 vertex_shader (float4 vertex:POSITION):SV_POSITION
+			{
+				return mul(UNITY_MATRIX_MVP,vertex);
+			}
+
+			float4 pixel_shader (float4 vertex:SV_POSITION):COLOR
+			{
+				vector <float,2> uv = vertex.xy/_ScreenParams.xy;
+				uv.x+=cos(uv.y*2.0+_Time.g)*0.05;
+				uv.y+=sin(uv.x*2.0+_Time.g)*0.05;
+				float offset = sin(_Time.g *0.5) * 0.01;    
+				float4 a = tex2D(_MainTex,uv);    
+				float4 b = tex2D(_MainTex,uv-float2(sin(offset),0.0));    
+				float4 c = tex2D(_MainTex,uv+float2(sin(offset),0.0));    
+				float4 d = tex2D(_MainTex,uv-float2(0.0,sin(offset)));    
+				float4 e = tex2D(_MainTex,uv+float2(0.0,sin(offset)));        
+				return (a+b+c+d+e)/5.0;
+			}
+			ENDCG
+		}
+	}
+}