float4 frag(vertexOutput i) : COLOR {
				float3 normalDirection = normalize( mul( float4( i.normalDir, 0.0 ), _World2Object ).xyz );
				float3 viewDirection   = normalize(float3(float4(_WorldSpaceCameraPos.xyz,1.0) - i.posWorld.xyz)); //fill this in
				float3 lightDirection  = normalize( _WorldSpaceLightPos0.xyz );
				float3 amb               = _Color.rgb * float3(.1,.1,.1);
				float3 diffuseReflection = _LightColor0.xyz * _Color * dot(normalDirection, lightDirection);
				float3 r = reflect( -lightDirection,normalDirection);
				float3 specularReflection = _LightColor0.xyz * _Color * pow(max(0,dot(r,viewDirection)),_Shininess); //fill this in
				float3 lightFinal = amb + diffuseReflection + specularReflection;


				return float4(lightFinal,1.0);
			}