91 lines
2.8 KiB
Plaintext
91 lines
2.8 KiB
Plaintext
/******************************************************************************/
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/*
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Project - MudBun
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Publisher - Long Bunny Labs
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http://LongBunnyLabs.com
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Author - Ming-Lun "Allen" Chou
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http://AllenChou.net
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*/
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/******************************************************************************/
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Shader "MudBun/Mud Splat Single-Textured (Built-In RP)"
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{
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Properties
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{
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_MainTex("Albedo", 2D) = "white" {}
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_AlphaCutoutThreshold("Alpha Cutout Threshold", Range(0.0, 1.0)) = 0.5
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_Dithering("Dithering", Range(0.0, 1.0)) = 0.0
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_DitherTexture("Dither Texture", 2D) = "black"
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_DitherTextureSize("Dither TextureSize", Int) = 256
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[Toggle] _RandomDither("Random Dither", Int) = 0
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}
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SubShader
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{
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ZWrite On
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Cull Back
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Tags { "Queue" = "Geometry" "RenderType" = "Opaque" }
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CGPROGRAM
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#define MUDBUN_BUILT_IN_RP
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#pragma multi_compile_instancing
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#pragma multi_compile _ MUDBUN_PROCEDURAL
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#pragma multi_compile _ MUDBUN_QUAD_SPLATS
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#pragma surface surf Standard vertex:vert addshadow fullforwardshadows
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#pragma target 3.5
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#include "UnityCG.cginc"
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#include "../../../Shader/Render/ShaderCommon.cginc"
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#if MUDBUN_VALID
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#include "../../../Shader/Render/SplatCommon.cginc"
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#endif
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void vert(inout Vertex i, out Input o)
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{
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UNITY_INITIALIZE_OUTPUT(Input, o);
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#if MUDBUN_VALID
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float3 tangentWs;
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float3 tangentLs;
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float3 centerWs;
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float3 centerLs;
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float sdfValue;
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float3 normal2dLs;
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float3 normal2dWs;
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mudbun_splat_vert(i.id, i.vertex, o.localPos, i.normal, o.localNorm, tangentWs, tangentLs, centerWs, centerLs, i.color, o.emissionHash, o.metallicSmoothness, o.tex, o.texWeight, sdfValue, normal2dLs, normal2dWs);
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i.tangent = float4(tangentWs, 0.0f);
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#endif
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}
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void surf(Input i, inout SurfaceOutputStandard o)
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{
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#ifndef MUDBUN_QUAD_SPLATS
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clip(0.5f - length(i.tex));
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#endif
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float2 uv = i.tex + 0.5f;
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i.texWeight.x += 0.01f;
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float4 color = tex2D(_MainTex, TRANSFORM_TEX(uv, _MainTex));
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float3 albedo = i.color.rgb * _Color.rgb * color.rgb;
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float alpha = i.color.a * _Color.a * color.a;
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float alphaThreshold;
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float2 screenPos = i.screenPos.xy * _ScreenParams.xy / (i.screenPos.w + kEpsilon);
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computeOpaqueTransparency(screenPos, i.localPos, i.emissionHash.a, _DitherTexture, _DitherTextureSize, _RandomDither > 0, _AlphaCutoutThreshold, _Dithering, alpha, alphaThreshold);
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clip(alpha - alphaThreshold);
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o.Albedo = albedo;
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o.Emission = float4(i.emissionHash.rgb, 1.0f) * _Emission;
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o.Metallic = i.metallicSmoothness.x * _Metallic;
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o.Smoothness = i.metallicSmoothness.y * _Smoothness;
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}
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ENDCG
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}
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CustomEditor "MudBun.MudSplatSingleTexturedMaterialEditor"
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}
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