ReflectionProbe.shader

Shader "Custom/TestShader"
{
	Properties {}
	SubShader
	{
		Tags { "RenderType"="Opaque" }

		Pass
		{
			CGPROGRAM
			#pragma vertex vert
			#pragma fragment frag

			struct appdata
			{
				float4 vertex : POSITION;
				float3 normal : NORMAL;
			};

			struct v2f
			{
				float4 pos : SV_POSITION;
				float3 normalDir : TEXCOORD0;
            			float3 viewDir : TEXCOORD1;
			};

			v2f vert (appdata v)
			{
				v2f o;
				o.pos = mul(UNITY_MATRIX_MVP, v.vertex);
				o.viewDir = mul(_Object2World, v.vertex).xyz - _WorldSpaceCameraPos;
            			o.normalDir = normalize(mul(float4(v.normal, 0.0), _World2Object).xyz);
				return o;
			}
			
			fixed4 frag (v2f i) : SV_Target
			{
				return texCUBElod(unity_SpecCube0, reflect(normalize(i.viewDir), normalize(i.normalDir)));
			}
			ENDCG
		}
	}
}