84 lines
2.8 KiB
Plaintext
84 lines
2.8 KiB
Plaintext
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Shader "2Ginge/Potion/URP_Glass"
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{
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Properties
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{
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_MainTex ("Main Texture", 2D) = "white" {}
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_TintColor ("Tint Color", Color) = (0.5,0.5,0.5,1)
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_FresnelTightness ("Fresnel Tightness", Float) = 0
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[HideInInspector]_Cutoff ("Alpha Cutoff", Range(0,1)) = 0.5
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}
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SubShader
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{
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Tags { "Queue"="Transparent" "RenderPipeline"="UniversalRenderPipeline" "RenderType"="Transparent" }
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Blend SrcAlpha OneMinusSrcAlpha
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ZWrite Off
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Cull Back
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Pass
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{
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Name "ForwardLit"
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Tags { "LightMode"="UniversalForward" }
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HLSLPROGRAM
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#pragma vertex vert
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#pragma fragment frag
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Core.hlsl"
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#include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/Lighting.hlsl"
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struct Attributes
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{
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float4 positionOS : POSITION;
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float3 normalOS : NORMAL;
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float2 uv : TEXCOORD0;
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float4 color : COLOR;
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};
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struct Varyings
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{
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float4 positionHCS : SV_POSITION;
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float2 uv : TEXCOORD0;
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float3 normalWS : TEXCOORD1;
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float3 viewDirWS : TEXCOORD2;
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float4 color : COLOR;
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};
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TEXTURE2D(_MainTex);
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SAMPLER(sampler_MainTex);
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CBUFFER_START(UnityPerMaterial)
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float4 _MainTex_ST;
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float4 _TintColor;
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float _FresnelTightness;
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CBUFFER_END
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Varyings vert(Attributes IN)
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{
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Varyings OUT;
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OUT.positionHCS = TransformObjectToHClip(IN.positionOS.xyz);
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OUT.uv = TRANSFORM_TEX(IN.uv, _MainTex);
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OUT.normalWS = TransformObjectToWorldNormal(IN.normalOS);
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OUT.viewDirWS = GetWorldSpaceViewDir(TransformObjectToWorld(IN.positionOS.xyz));
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OUT.color = IN.color;
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return OUT;
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}
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half4 frag(Varyings IN) : SV_Target
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{
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IN.normalWS = normalize(IN.normalWS);
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float3 viewDir = normalize(IN.viewDirWS);
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float4 texColor = SAMPLE_TEXTURE2D(_MainTex, sampler_MainTex, IN.uv);
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float fresnel = pow(1.0 - saturate(dot(IN.normalWS, viewDir)), _FresnelTightness);
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float3 emissive = texColor.rgb * IN.color.rgb * _TintColor.rgb * 2.0;
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float alpha = (texColor.a * IN.color.a * _TintColor.a) + fresnel;
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return float4(emissive, alpha);
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}
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ENDHLSL
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}
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}
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}
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