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71 lines
2.2 KiB
71 lines
2.2 KiB
Shader "Custom/Planet_Base"
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{
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Properties{
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_MainTex("Base (RGB)", 2D) = "white" {}
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_AOalbedo("AO in albedy", Range(0.0, 2)) = 0.0
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[NoScaleOffset]_Glossiness("Glossiness", 2D) = "black" {}
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_SmoothnessShift("Smoothness shift", Range(-1, 1)) = 0.0
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_AOsmoothness("AO in smoothness", Range(-1, 1)) = 0.0
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[NoScaleOffset]_BumpMap("Normal Map", 2D) = "bump" {}
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_BumpScale("Bump Scale", Range(0.0, 1.0)) = 1.0
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[NoScaleOffset]_AOMap("AO Map", 2D) = "white" {}
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_AOintensity("AO intensity", Range(0.2, 5)) = 1.0
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[NoScaleOffset] _EmissionMap("Emission Map", 2D) = "white" {}
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_EmissionScale("Emission Scale", Float) = 0.0
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}
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CGINCLUDE
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//@TODO: should this be pulled into a shader_feature, to be able to turn it off?
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#define _GLOSSYENV 1
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#define UNITY_SETUP_BRDF_INPUT SpecularSetup
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//#define UNITY_SETUP_BRDF_INPUT MetallicSetup
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ENDCG
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SubShader
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{
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Tags{ "RenderType" = "Opaque" }
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LOD 300
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CGPROGRAM
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#pragma target 3.0
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#include "UnityPBSLighting.cginc"
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//#pragma surface surf Standard
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#pragma surface surf Standard fullforwardshadows
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//#pragma surface surf Lambert
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//#define UNITY_PASS_FORWARDBASE
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sampler2D _MainTex;
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sampler2D _BumpMap;
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sampler2D _Glossiness;
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sampler2D _AOMap;
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sampler2D _EmissionMap;
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uniform float _AOalbedo;
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uniform float _AOsmoothness;
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uniform float _SmoothnessShift;
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uniform float _EmissionScale;
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uniform float _AOintensity;
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uniform half _BumpScale;
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struct Input
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{
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float2 uv_MainTex;
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};
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void surf(Input IN, inout SurfaceOutputStandard o)
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{
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float3 albedotex = tex2D(_MainTex, IN.uv_MainTex);
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float4 glossinesstex = tex2D(_Glossiness, IN.uv_MainTex);
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float4 normaltex = tex2D(_BumpMap, IN.uv_MainTex);
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float4 ao = tex2D(_AOMap, IN.uv_MainTex);
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float3 emission = tex2D(_EmissionMap, IN.uv_MainTex);
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o.Occlusion = pow(ao.g, _AOintensity);
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o.Albedo = lerp(albedotex, float3(0.0f, 0.0f, 0.0f), saturate((1.0f-o.Occlusion) * _AOalbedo));
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o.Emission = emission.rgb * _EmissionScale;
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o.Normal = normalize(UnpackScaleNormal(normaltex, _BumpScale));
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o.Metallic = 0.0f;
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o.Smoothness = saturate(glossinesstex.g + ((1.0f-o.Occlusion) * _AOsmoothness) + _SmoothnessShift);
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}
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ENDCG
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}
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FallBack "Diffuse"
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}
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