├── IceScene.unity ├── IceScene.unity.meta ├── NotUpLoad.meta ├── README.md ├── SampleResource.meta ├── SampleResource ├── Mesh.meta ├── Mesh │ ├── Ice_Closed.FBX │ └── Ice_Closed.FBX.meta ├── Shader Graphs_IceGraph.mat ├── Shader Graphs_IceGraph.mat.meta ├── Textures.meta ├── Textures │ ├── CracksSDF.TGA │ ├── CracksSDF.TGA.meta │ ├── DetailNormal.TGA │ ├── DetailNormal.TGA.meta │ ├── DustCristal.TGA │ ├── DustCristal.TGA.meta │ ├── Glass.TGA │ ├── Glass.TGA.meta │ ├── GlassNormal.TGA │ ├── GlassNormal.TGA.meta │ ├── ReflectionMap.exr │ └── ReflectionMap.exr.meta ├── Unlit_Ice.mat └── Unlit_Ice.mat.meta ├── Shader.meta ├── Shader ├── Ice.shader ├── Ice.shader.meta ├── IceFn.hlsl ├── IceFn.hlsl.meta ├── IceForwardPass.hlsl ├── IceForwardPass.hlsl.meta ├── IceInput.hlsl └── IceInput.hlsl.meta ├── ShaderGraph.meta └── ShaderGraph ├── IceGraph.shadergraph ├── IceGraph.shadergraph.meta ├── SubGraphs.meta └── SubGraphs ├── AlphaBlending.shadersubgraph ├── AlphaBlending.shadersubgraph.meta ├── EffectCracks.shadersubgraph ├── EffectCracks.shadersubgraph.meta ├── EffectDust.shadersubgraph ├── EffectDust.shadersubgraph.meta ├── EffectNormal.shadersubgraph ├── EffectNormal.shadersubgraph.meta ├── EffectReflection.shadersubgraph ├── EffectReflection.shadersubgraph.meta ├── EffectRefraction.shadersubgraph ├── EffectRefraction.shadersubgraph.meta ├── SDF_Raymarching.shadersubgraph ├── SDF_Raymarching.shadersubgraph.meta ├── ShapeVolume.shadersubgraph └── ShapeVolume.shadersubgraph.meta /IceScene.unity: -------------------------------------------------------------------------------- 1 | %YAML 1.1 2 | %TAG !u! tag:unity3d.com,2011: 3 | --- !u!29 &1 4 | OcclusionCullingSettings: 5 | m_ObjectHideFlags: 0 6 | serializedVersion: 2 7 | m_OcclusionBakeSettings: 8 | smallestOccluder: 5 9 | smallestHole: 0.25 10 | backfaceThreshold: 100 11 | m_SceneGUID: 00000000000000000000000000000000 12 | m_OcclusionCullingData: {fileID: 0} 13 | --- !u!104 &2 14 | RenderSettings: 15 | 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assetBundleName: 8 | assetBundleVariant: 9 | -------------------------------------------------------------------------------- /Shader.meta: -------------------------------------------------------------------------------- 1 | fileFormatVersion: 2 2 | guid: 8ce3a55eb88be1240861a929aea46f6b 3 | folderAsset: yes 4 | DefaultImporter: 5 | externalObjects: {} 6 | userData: 7 | assetBundleName: 8 | assetBundleVariant: 9 | -------------------------------------------------------------------------------- /Shader/Ice.shader: -------------------------------------------------------------------------------- 1 | Shader "Unlit/Ice" 2 | { 3 | Properties 4 | { 5 | [Header(FogColor)] 6 | [Toggle]_UseFogExp2("UseFogExp2", Float) = 0 7 | _FogColor("FogColor", Color) = (0.16, 0.42, 0.47, 0.0) 8 | _FogBase("FogBase", Float) = 0.3 9 | _FogDensity("FogDensity", Float) = 0.33 10 | _ShapeSphereRadius("ShapeSphereRadius", Float) = 0.5 11 | 12 | [Header(Dust)] 13 | _DustColor("DustColor", Color) = (1,1,1,1) 14 | _DustTexture("DustTexture", 2D) = "white" {} 15 | _DustTextureUVAnim("DustTextureUVAnim", Vector) = (0,0,0,0) 16 | _DustDepthShift("DustDepthShift", Float) = 0.5 17 | _DustLayerBetween("DustLayerBetween", Float) = 0.5 18 | 19 | [Header(Cracks)] 20 | _CracksColor("Cracks Color", Color) = (0.1, 0.6, 1.0, 0.7) 21 | _CracksSDFTexture("Cracks SDF Texture", 2D) = "black" {} 22 | [IntRange]_CracksDepthIterations("Cracks Depth Iterations", Range(0,10)) = 5 23 | _CracksDepthScale("Cracks Depth Scale", Float) = 0.09 24 | _CracksDepthStepSize("Cracks Depth StepSize", Float) = 0.1 25 | _CracksDistortion("Cracks Distortion", Float) = 0.02 26 | _CracksHeight("Cracks Height", Float) = 0.8 27 | _CracksWidth("Cracks Width", Float) = 0.1 28 | 29 | [Header(Glass)] 30 | _GlassColor ("Glass Color", Color) = (1, 1, 1, 0.7) 31 | _GlassTexture("Glass Tex", 2D) = "black" {} 32 | _GlassNormal("Glass Normal", 2D) = "bump" {} 33 | _GlassNormalScale ("Glass Normal Scale", Float) = 1.0 34 | [noscaleoffset]_DetailNormal("Detail Normal", 2D) = "bump" {} 35 | _GlassDetailUVScale ("Glass Detail UVScale", Float) = 1.0 36 | [Toggle(_USEGLASSNORMAL)]_UseGlassNormal ("Use Glass Normal", Float) = 1.0 37 | [Toggle(_USEDETAILNORMAL)]_UseDetailNormal ("Use Detail Normal", Float) = 1.0 38 | 39 | 40 | 41 | [Header(Reflection)] 42 | _ReflectionColor("Reflection Color", Color) = (1,1,1,1) 43 | [noscaleoffset]_ReflectionTexture("Reflection Texture", Cube) = "black" {} 44 | 45 | [Header(Refraction)] 46 | _RefractionColor("Refraction Color", Color) = (1,1,1,1) 47 | [Toggle]_UseAberration("UseAberration", Float) = 1.0 48 | } 49 | 50 | SubShader 51 | { 52 | Tags {"RenderType" = "Opaque" "RenderPipeline" = "UniversalPipeline" "Queue"="Geometry"} 53 | 54 | Pass 55 | { 56 | Name "Unlit" 57 | 58 | HLSLPROGRAM 59 | #pragma exclude_renderers gles gles3 glcore 60 | #pragma target 4.5 61 | 62 | #pragma shader_feature_local_fragment _ALPHATEST_ON 63 | #pragma shader_feature_local_fragment _USEGLASSNORMAL 64 | #pragma shader_feature_local_fragment _USEDETAILNORMAL 65 | 66 | // ------------------------------------- 67 | 68 | #pragma vertex UnlitPassVertex 69 | #pragma fragment UnlitPassFragment 70 | 71 | #include "IceInput.hlsl" 72 | #include "IceForwardPass.hlsl" 73 | ENDHLSL 74 | } 75 | } 76 | } 77 | -------------------------------------------------------------------------------- /Shader/Ice.shader.meta: -------------------------------------------------------------------------------- 1 | fileFormatVersion: 2 2 | guid: e951a170dc9f37c40b061738955dd325 3 | ShaderImporter: 4 | externalObjects: {} 5 | defaultTextures: [] 6 | nonModifiableTextures: [] 7 | preprocessorOverride: 0 8 | userData: 9 | assetBundleName: 10 | assetBundleVariant: 11 | -------------------------------------------------------------------------------- /Shader/IceFn.hlsl: -------------------------------------------------------------------------------- 1 | struct IceInputData 2 | { 3 | // 当前相机的世界空间位置 4 | float3 cameraPosition; 5 | // 模型表面着色点的世界空间位置 6 | float3 positionWS; 7 | // 世界空间的视觉方向，模型着色点指向相机的方向 8 | float3 viewDirectionWS; 9 | // 切线空间的视觉方向，是viewDirectionWS的不同空间描述 10 | float3 viewDirectionTS; 11 | // 世界空间的顶点法线方向 12 | float3 vertexNormalWS; 13 | // 世界空间的像素法线方向（包含法线贴图信息） 14 | float3 pixelNormalWS; 15 | // 切线空间的法线方向 16 | float3 normalTS; 17 | // 系统的运行时间 18 | float time; 19 | }; 20 | 21 | half3 BlendAngleCorrectedNormals(half3 baseNormal, half3 additionalNormal) 22 | { 23 | baseNormal.b += 1.0; 24 | additionalNormal.rg *= -1.0; 25 | half d = dot(baseNormal, additionalNormal); 26 | half3 tempBase = baseNormal * d; 27 | half3 tempAdd = additionalNormal * baseNormal.b; 28 | return tempBase - tempAdd; 29 | } 30 | 31 | void EffectNormal(float3x3 t2w, float2 uv, out half3 normalTS, out half3 normalWS) 32 | { 33 | normalTS = half3(0, 0, 1); 34 | 35 | #ifdef _USEGLASSNORMAL 36 | 37 | normalTS = UnpackNormal(tex2D(_GlassNormal, uv)); 38 | normalTS.rg *= _GlassNormalScale; 39 | normalTS = normalize(normalTS); 40 | 41 | #ifdef _USEDETAILNORMAL 42 | half3 detailNormalTS = UnpackNormal(tex2D(_DetailNormal, uv * _GlassDetailUVScale)); 43 | normalTS = BlendAngleCorrectedNormals(normalTS, detailNormalTS); 44 | normalTS = normalize(normalTS); 45 | #endif // _USEDETAILNORMAL 46 | 47 | #endif // _USEGLASSNORMAL 48 | 49 | normalWS = TransformTangentToWorld(normalTS, t2w); 50 | } 51 | 52 | void InitializeIceData(Varyings input, out IceInputData inputData) 53 | { 54 | inputData = (IceInputData)0; 55 | 56 | // 切线空间到世界空间的转换矩阵，由于每个顶点的切线坐标不一样，因此无法通过Unity统一传递过来，需要每个顶点去计算 57 | float3x3 t2w = float3x3(input.tangentWS.xyz, input.bitangentWS.xyz, input.normalWS.xyz); 58 | 59 | inputData.cameraPosition = GetCameraPositionWS(); 60 | inputData.positionWS = input.positionWS; 61 | // 在顶点着色器已经计算出来并储存在相关通道上 62 | inputData.viewDirectionWS = normalize(float3(input.normalWS.w, input.tangentWS.w, input.bitangentWS.w)); 63 | inputData.viewDirectionTS = TransformWorldToTangent(inputData.viewDirectionWS, t2w); 64 | inputData.vertexNormalWS = normalize(input.normalWS.xyz); 65 | EffectNormal(t2w, input.uv0.zw, inputData.normalTS, inputData.pixelNormalWS); 66 | // _Time是Unity传递过来的时间参数，x:t/20 y:t z:t*2 w:t*3 67 | inputData.time = _Time.x; 68 | } 69 | 70 | //////////////////// Reflection 71 | half4 EffectReflection(IceInputData inputData) 72 | { 73 | half4 color = texCUBElod(_ReflectionTexture, float4(reflect(-inputData.viewDirectionWS, inputData.pixelNormalWS), 0)); 74 | 75 | // Fresnel 76 | // ((n1 - n2)/(n1 + n2))^2，n1是空气的折射率1.0，n2是冰的折射率1.333 77 | half R0 = 0.02; 78 | // cosθ，可以转换成出射方向与法线方向的点乘 79 | half fresnel = dot(inputData.viewDirectionWS, inputData.pixelNormalWS); 80 | fresnel = 1 - max(0, fresnel); 81 | fresnel = pow(fresnel, 5); 82 | fresnel = R0 + (1 - R0) * fresnel; 83 | // _ReflectionColor 是用来模拟光线吸收 84 | color.rgb *= fresnel * _ReflectionColor.rgb; 85 | color.a = fresnel; 86 | return color; 87 | } 88 | 89 | //////////////////// Refraction 90 | half4 EffectRefraction(IceInputData inputData) 91 | { 92 | // n1/n2 93 | float w = 0.75; 94 | 95 | float3 L = -inputData.viewDirectionWS; 96 | float3 N = inputData.pixelNormalWS; 97 | half3 refractR = texCUBElod(_ReflectionTexture, float4(refract(L, N, w), 0)).rgb; 98 | half3 refractG = texCUBElod(_ReflectionTexture, float4(refract(L, N, w * 0.975), 0)).rgb; 99 | half3 refractB = texCUBElod(_ReflectionTexture, float4(refract(L, N, w * 0.95), 0)).rgb; 100 | half3 color = _UseAberration ? half3(refractR.r, refractG.g, refractB.b) : refractR; 101 | 102 | // 模拟颜色吸收，乘以一个折射颜色 103 | color *= _RefractionColor.rgb; 104 | 105 | return half4(color, 1.0); 106 | } 107 | 108 | /////////////// Cracks 109 | half SDF_Raymarching(sampler2D tex, float2 baseUV, float2 offsetUV, int numSteps, half stepSize, half edgeWidth) 110 | { 111 | // 起始点 112 | float2 p = baseUV; 113 | // 归一化后获得方向 114 | float2 dir = normalize(offsetUV); 115 | // 起始点到终点的距离 116 | float value = 0.0; 117 | 118 | for (int i = 0; i < numSteps && i < 10; i++) 119 | { 120 | // 通过采样 SDF 图求得当前 p 点与最近裂缝距离 121 | // 循环内只能对纹理的单一 MipMap 等级采样 122 | float distance = 1 - tex2Dlod(tex, float4(p, 0,0)).r; 123 | // 加入 edgeWidth 微调宽度效果 124 | distance -= edgeWidth; 125 | 126 | // 当距离少于0，说明已经击中物体，退出循环 127 | if (distance < 0.0) 128 | break; 129 | 130 | // 不为0的时候，记录当前 t ，更新 p 点位置 131 | float t = distance * stepSize; 132 | p += dir * t; 133 | value += t; 134 | } 135 | 136 | return value; 137 | } 138 | 139 | half EffectCracks(Varyings input, IceInputData inputData) 140 | { 141 | // baseUV 在切线方向上做一些法线的扰动 142 | float2 baseUV = input.uv1.zw + inputData.normalTS.xy * _CracksDistortion; 143 | // -Vxy V在物体表面的投影方向的反方向，乘以_CracksHeight做高度微调 144 | float2 offsetUV = -inputData.viewDirectionTS.xy * _CracksHeight; 145 | int numSteps = _CracksDepthIterations; 146 | half stepSize = _CracksDepthStepSize; 147 | half edgeWidth = _CracksWidth; 148 | half depthCracks = SDF_Raymarching(_CracksSDFTexture, baseUV, offsetUV, numSteps, stepSize, edgeWidth); 149 | // viewDirectionTS 在物体表面的投影长度 减去 SDF_Raymarching 的距离 150 | depthCracks = length(offsetUV) - depthCracks; 151 | depthCracks *= _CracksDepthScale; 152 | depthCracks = saturate(depthCracks); 153 | 154 | return depthCracks; 155 | } 156 | 157 | ///////////////// Dust 158 | half3 EffectDust(Varyings input, IceInputData inputData) 159 | { 160 | // 基本UV加入时间参数模拟流动效果 161 | float2 dustUV = input.uv1.xy + inputData.time * _DustTextureUVAnim.xy; 162 | // 视觉偏移增加 _DustDepthShift 参数作为 k 系数 163 | float2 viewUV = -inputData.viewDirectionTS.xy * _DustDepthShift; 164 | 165 | // Layer1， _DustLayerBetween 作为两个 Layer 之间的偏差参数控制 166 | float2 uv1 = dustUV + viewUV * _DustLayerBetween; 167 | float3 color1 = tex2D(_DustTexture, uv1).rgb; 168 | // Layer2 169 | float2 uv2 = dustUV + viewUV; 170 | float3 color2 = tex2D(_DustTexture, uv2).rgb; 171 | 172 | // FinalColor 173 | float3 finalColor = color1 * color1 + color2 * color2; 174 | finalColor *= _DustColor.rgb; 175 | 176 | return finalColor; 177 | } 178 | 179 | /////////////// Thickness 180 | // 从球体相交衍生出来的方法 181 | void IntersectionMesh(float3 rayOrigin, float3 rayDirection, float radius, IceInputData inputData, out float thickness) 182 | { 183 | // Shading Point 沿法线反方向以半径 radius 长度偏移，得出球心 184 | float3 offsetPosWS = inputData.positionWS - inputData.vertexNormalWS * radius; 185 | float3 oc = rayOrigin - offsetPosWS; 186 | float b = dot(rayDirection, oc); 187 | float c = dot(oc, oc) - radius * radius; 188 | float h = b * b - c; 189 | h = sqrt(h); 190 | 191 | thickness = h * 2; 192 | } 193 | 194 | // 获取物体缩放值 195 | float3 ObjectScale() 196 | { 197 | float3 output = 0; 198 | float3 worldDir = TransformObjectToWorldDir(float3(1,0,0), false); 199 | output.x = length(worldDir); 200 | worldDir = TransformObjectToWorldDir(float3(0,1,0), false); 201 | output.y = length(worldDir); 202 | worldDir = TransformObjectToWorldDir(float3(0,0,1), false); 203 | output.z = length(worldDir); 204 | return output; 205 | } 206 | 207 | // 最终求物体厚度的函数 208 | float ShapeVolume(IceInputData inputData) 209 | { 210 | float3 rayOrigin = inputData.cameraPosition; 211 | float3 rayDirection = -inputData.viewDirectionWS; 212 | float radius = _ShapeSphereRadius * ObjectScale().x; 213 | float thickness = 0; 214 | IntersectionMesh(rayOrigin, rayDirection, radius, inputData, thickness); 215 | 216 | return thickness; 217 | } 218 | 219 | /////////////// Fog 220 | float ExponentialDensity(float depth, float density, bool useExp2) 221 | { 222 | // D3DFOG_EXP f = 1/ e ^ (depth * density) 223 | // D3DFOG_EXP2 f = 1/ e ^ ((depth * density)^2) 224 | float value = depth * density; 225 | value = useExp2 ? value * value : value; 226 | 227 | value = pow(2.718, value); 228 | value = 1 / value; 229 | 230 | // 深度小于0则跳过 231 | if (depth <= 0) value = 1; 232 | 233 | return value; 234 | } 235 | 236 | // Premultiply Mode 237 | half4 AlphaBlending(half4 srcColor, half4 dstColor) 238 | { 239 | half4 finalColor; 240 | half oneMinutesAlpha = 1 - srcColor.a; 241 | finalColor = srcColor + oneMinutesAlpha * dstColor; 242 | return finalColor; 243 | } 244 | 245 | ////////////////// Glass 246 | half4 EffectGlass(Varyings input) 247 | { 248 | half glassAlpha = tex2D(_GlassTexture, input.uv0.xy).r * _GlassColor.a; 249 | half4 glassColor = half4(_GlassColor.rgb * glassAlpha, glassAlpha); 250 | 251 | return glassColor; 252 | } 253 | 254 | //////////////////// Diffuse 255 | half4 DiffuseEffect(Varyings input, IceInputData inputData) 256 | { 257 | // Thickness 258 | float thickness = ShapeVolume(inputData); 259 | thickness = max(0, thickness); 260 | 261 | // Fog 262 | half fog = ExponentialDensity(thickness + _FogBase, _FogDensity, _UseFogExp2); 263 | fog = 1 - saturate(fog); 264 | 265 | // Dust Color 266 | half4 dustColor = 1; 267 | dustColor.rgb = EffectDust(input, inputData) + _FogColor.rgb; 268 | dustColor.rgb *= fog; 269 | dustColor.a = fog; 270 | 271 | // Cracks Color 272 | float depthCracks = EffectCracks(input, inputData); 273 | half4 cracksColor = _CracksColor; 274 | cracksColor.a *= depthCracks; 275 | cracksColor.rgb *= cracksColor.a; 276 | 277 | // Blend Cracks and Dust 278 | half4 cracksDustColor = AlphaBlending(cracksColor, dustColor); 279 | 280 | // Glass 281 | half4 glassColor = EffectGlass(input); 282 | 283 | // Diffuse 284 | half4 diffuse = AlphaBlending(glassColor, cracksDustColor); 285 | 286 | return diffuse; 287 | } 288 | 289 | // 最终合成 290 | void CombinedEffects(Varyings input, IceInputData inputData, out half3 color) 291 | { 292 | // Diffuse 293 | half4 diffuse = DiffuseEffect(input, inputData); 294 | 295 | // Reflection 296 | half4 reflection = EffectReflection(inputData); 297 | 298 | // Refraction 299 | half4 refraction = EffectRefraction(inputData) * (1-reflection.a); 300 | 301 | // FinalColor 302 | color = AlphaBlending(diffuse, refraction).rgb; 303 | color += reflection.rgb; 304 | } -------------------------------------------------------------------------------- /Shader/IceFn.hlsl.meta: -------------------------------------------------------------------------------- 1 | fileFormatVersion: 2 2 | guid: 77dfafbae24359647b59d1767902ea9d 3 | ShaderIncludeImporter: 4 | externalObjects: {} 5 | userData: 6 | assetBundleName: 7 | assetBundleVariant: 8 | -------------------------------------------------------------------------------- /Shader/IceForwardPass.hlsl: -------------------------------------------------------------------------------- 1 | struct Attributes 2 | { 3 | float4 positionOS : POSITION; 4 | float2 uv : TEXCOORD0; 5 | float3 normalOS : NORMAL; 6 | float4 tangentOS : TANGENT; 7 | }; 8 | 9 | struct Varyings 10 | { 11 | float4 positionCS : SV_POSITION; 12 | float4 uv0 : TEXCOORD0; // xy:GlassTextureUV zw:GlassNormalUV 13 | float4 uv1 : TEXCOORD1; // xy:DustTextureUV zw:CracksSDFTextureUV 14 | float3 positionWS : TEXCOORD2; // 世界空间的模型顶点位置 15 | float4 normalWS : TEXCOORD4; // 世界空间的法线方向 16 | float4 tangentWS : TEXCOORD5; // 世界空间的切线方向 17 | float4 bitangentWS : TEXCOORD6; // 垂直于法线与切线方向的第三个方向，这三个方向通常用来把法线贴图转换成世界空间 18 | }; 19 | 20 | #include "IceFn.hlsl" 21 | 22 | Varyings UnlitPassVertex(Attributes input) 23 | { 24 | Varyings output = (Varyings)0; 25 | 26 | VertexPositionInputs vertexInput = GetVertexPositionInputs(input.positionOS.xyz); 27 | 28 | output.positionCS = vertexInput.positionCS; 29 | output.positionWS = vertexInput.positionWS; 30 | output.uv0.xy = TRANSFORM_TEX(input.uv, _GlassTexture); 31 | output.uv0.zw = TRANSFORM_TEX(input.uv, _GlassNormal); 32 | output.uv1.xy = TRANSFORM_TEX(input.uv, _DustTexture); 33 | output.uv1.zw = TRANSFORM_TEX(input.uv, _CracksSDFTexture); 34 | 35 | VertexNormalInputs normalInput = GetVertexNormalInputs(input.normalOS, input.tangentOS); 36 | half3 viewDirWS = GetWorldSpaceViewDir(vertexInput.positionWS); 37 | 38 | output.normalWS.xyz = normalInput.normalWS; 39 | output.tangentWS.xyz = normalInput.tangentWS; 40 | output.bitangentWS.xyz = normalInput.bitangentWS; 41 | output.normalWS.w = viewDirWS.x; 42 | output.tangentWS.w = viewDirWS.y; 43 | output.bitangentWS.w = viewDirWS.z; 44 | 45 | return output; 46 | } 47 | 48 | half4 UnlitPassFragment(Varyings input) : SV_Target 49 | { 50 | IceInputData inputData; 51 | InitializeIceData(input, inputData); 52 | half4 finalColor = 1; 53 | 54 | CombinedEffects(input, inputData, finalColor.rgb); 55 | 56 | return finalColor; 57 | } 58 | -------------------------------------------------------------------------------- /Shader/IceForwardPass.hlsl.meta: -------------------------------------------------------------------------------- 1 | fileFormatVersion: 2 2 | guid: 140d35a15326632439aeef4e13b932d8 3 | ShaderIncludeImporter: 4 | externalObjects: {} 5 | userData: 6 | assetBundleName: 7 | assetBundleVariant: 8 | -------------------------------------------------------------------------------- /Shader/IceInput.hlsl: -------------------------------------------------------------------------------- 1 | #include "Packages/com.unity.render-pipelines.universal/ShaderLibrary/SurfaceInput.hlsl" 2 | 3 | CBUFFER_START(UnityPerMaterial) 4 | float4 _GlassTexture_ST; 5 | float4 _GlassNormal_ST; 6 | float4 _DustTexture_ST; 7 | float4 _CracksSDFTexture_ST; 8 | 9 | // FogColor 10 | half _UseFogExp2; 11 | half4 _FogColor; 12 | half _FogBase; 13 | half _FogDensity; 14 | half _ShapeSphereRadius; 15 | 16 | // Dust 17 | half4 _DustColor; 18 | half4 _DustTextureUVAnim; 19 | half _DustDepthShift; 20 | half _DustLayerBetween; 21 | 22 | // Cracks 23 | half4 _CracksColor; 24 | half _CracksDepthIterations; 25 | half _CracksDepthScale; 26 | half _CracksDepthStepSize; 27 | half _CracksDistortion; 28 | half _CracksHeight; 29 | half _CracksWidth; 30 | 31 | // Glass 32 | half4 _GlassColor; 33 | half _GlassNormalScale; 34 | half _GlassDetailUVScale; 35 | 36 | // Refraction 37 | half4 _RefractionColor; 38 | half _UseAberration; 39 | 40 | // Reflection 41 | half4 _ReflectionColor; 42 | CBUFFER_END 43 | 44 | // Dust 45 | sampler2D _DustTexture; 46 | 47 | // Cracks 48 | sampler2D _CracksSDFTexture; 49 | sampler2D _DetailNormal; 50 | 51 | // Glass 52 | sampler2D _GlassNormal; 53 | sampler2D _GlassTexture; 54 | 55 | // Reflection 56 | samplerCUBE _ReflectionTexture; -------------------------------------------------------------------------------- /Shader/IceInput.hlsl.meta: -------------------------------------------------------------------------------- 1 | fileFormatVersion: 2 2 | guid: 3bb09f9cba951a54b971b192bc8e16ac 3 | ShaderIncludeImporter: 4 | externalObjects: {} 5 | userData: 6 | assetBundleName: 7 | assetBundleVariant: 8 | -------------------------------------------------------------------------------- /ShaderGraph.meta: -------------------------------------------------------------------------------- 1 | fileFormatVersion: 2 2 | guid: 91ad91f32e393de4783d0f18622ea934 3 | folderAsset: yes 4 | DefaultImporter: 5 | externalObjects: {} 6 | userData: 7 | assetBundleName: 8 | assetBundleVariant: 9 | 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