61 lines
2.0 KiB
Plaintext
61 lines
2.0 KiB
Plaintext
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// Upgrade NOTE: replaced '_World2Object' with 'unity_WorldToObject'
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// Unity built-in shader source. Copyright (c) 2016 Unity Technologies. MIT license (see license.txt)
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Shader "Hidden/Builtin_TerrainVisualization" {
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Properties{
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//Heatmap Data
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[HideInInspector] _HeatmapGradient("Heat Map Gradient", 2D) = "grey" {}
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[HideInInspector][PerRenderData] _HeatHeightmap("Heat Height map", 2D) = "grey" {}
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[HideInInspector] _HeatmapData("Heatmap Data", Vector) = (0,0,0,0) // (Gradient Max, Gradient Min, Sea Level, 0)
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//Splatmap Data
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[HideInInspector][PerRenderData] _SplatmapTex("Splatmap Texture", 2D) = "grey" {}
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_Color("Main Color", Color) = (1,1,1,1)
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_MainTex("Base (RGB)", 2D) = "white" {}
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}
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SubShader
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{
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Tags { "RenderType" = "Opaque" }
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LOD 200
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CGPROGRAM
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#pragma surface surf Lambert vertex:SplatmapVert addshadow fullforwardshadows
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#pragma instancing_options assumeuniformscaling nomatrices nolightprobe nolightmap forwardadd
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#pragma multi_compile _ _HEATMAP
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#pragma multi_compile_local LOCAL_SPACE WORLD_SPACE //Local space or world space heatmap
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#pragma multi_compile _ _SPLATMAP_PREVIEW
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#define TERRAIN_BASE_PASS
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#include "Packages/com.unity.terrain-tools/Shaders/Visualization/Builtin/BLT_TerrainVisualizationCommon.cginc"
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sampler2D _MainTex;
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sampler2D _SplatmapTex;
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sampler2D _HeatmapGradient;
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sampler2D _HeatHeightmap;
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float4 _HeatmapData;
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fixed4 _Color;
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void surf(Input IN, inout SurfaceOutput o)
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{
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#ifdef _HEATMAP
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#ifdef LOCAL_SPACE
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half height = UnpackHeightmap(tex2D(_HeatHeightmap, IN.tc.xy)) * 2;
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#else
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half height = ((IN.vertex.y - _HeatmapData.z) - _HeatmapData.x) / (_HeatmapData.y - _HeatmapData.x);
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#endif
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o.Albedo = tex2D(_HeatmapGradient, height.xx);
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#elif _SPLATMAP_PREVIEW
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o.Albedo = tex2D(_SplatmapTex, IN.tc.xy);
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#else
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o.Albedo = tex2D(_MainTex, IN.tc.xy);
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#endif
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}
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ENDCG
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UsePass "Hidden/Nature/Terrain/Utilities/PICKING"
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UsePass "Hidden/Nature/Terrain/Utilities/SELECTION"
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}
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Fallback "Legacy Shaders/VertexLit"
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}
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