91 lines
2.9 KiB
Text
91 lines
2.9 KiB
Text
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// Upgrade NOTE: upgraded instancing buffer 'Props' to new syntax.
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Shader "Aetheria/View Dependent Emissive" {
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Properties {
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_Color ("Color", Color) = (1,1,1,1)
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_MainTex ("Albedo (RGB)", 2D) = "white" {}
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_BumpMap ("Bumpmap", 2D) = "bump" {}
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_BumpPower ("Bump Power", Range (0.01,5)) = 1
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_Rotation ("Normal Rotation", Float) = 0
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_Glossiness ("Smoothness", Range(0,1)) = 0.5
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_MetallicGlossMap("Metallic", 2D) = "white" {}
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_EmissionColor ("Emission Color", Color) = (1,1,1,1)
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_Emission ("Emission Strength", Float) = 0
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_EmissionFresnel ("Emission Fresnel", Float) = 1.0
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_EmissionRoughnessFresnelPower("Emission Roughness Fresnel Power", Float) = 1.0
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[MaterialToggle] _ReverseRim("ReverseRim", Float) = 0
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}
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SubShader {
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Tags { "RenderType"="Opaque" }
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LOD 200
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CGPROGRAM
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// Physically based Standard lighting model, and enable shadows on all light types
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#pragma surface surf Standard fullforwardshadows
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//#pragma multi_compile REVERSE_RIM_ON REVERSE_RIM_OFF
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// Use shader model 3.0 target, to get nicer looking lighting
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#pragma target 3.0
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sampler2D _MainTex;
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sampler2D _BumpMap;
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sampler2D _MetallicGlossMap;
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struct Input {
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float2 uv_MainTex;
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float2 uv_BumpMap;
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float3 viewDir;
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float3 worldNormal;
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INTERNAL_DATA
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};
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half _Glossiness;
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half _Metallic;
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fixed4 _Color;
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fixed4 _EmissionColor;
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float _BumpPower;
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float _Rotation;
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float _Emission;
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float _EmissionFresnel;
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float _EmissionRoughnessFresnelPower;
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half _ReverseRim;
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// Add instancing support for this shader. You need to check 'Enable Instancing' on materials that use the shader.
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// See https://docs.unity3d.com/Manual/GPUInstancing.html for more information about instancing.
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// #pragma instancing_options assumeuniformscaling
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UNITY_INSTANCING_BUFFER_START(Props)
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// put more per-instance properties here
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UNITY_INSTANCING_BUFFER_END(Props)
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void surf (Input IN, inout SurfaceOutputStandard o) {
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// Albedo comes from a texture tinted by color
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fixed4 c = tex2D (_MainTex, IN.uv_MainTex) * _Color;
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o.Albedo = c.rgb;
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float sinX = sin ( _Rotation );
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float cosX = cos ( _Rotation );
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float sinY = sin ( _Rotation );
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float2x2 rotationMatrix = float2x2( cosX, -sinX, sinY, cosX);
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fixed3 normal = UnpackNormal(tex2D(_BumpMap, IN.uv_BumpMap));
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normal.xy = mul ( normal.xy, rotationMatrix);
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normal.z = normal.z / _BumpPower;
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normal = normalize(normal);
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o.Normal = normal;
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// Metallic and smoothness come from a texture
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float2 metalSmooth = tex2D (_MetallicGlossMap, IN.uv_MainTex).ra;
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o.Metallic = metalSmooth.x;
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o.Smoothness = metalSmooth.y * _Glossiness;
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half rim = saturate(dot (normalize(IN.viewDir), o.Normal));
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if(_ReverseRim > .5)
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rim = 1 - rim;
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o.Emission = _Emission * _EmissionColor * pow(rim,_EmissionFresnel / pow(metalSmooth.x, _EmissionRoughnessFresnelPower));
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o.Alpha = c.a;
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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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