Release v0.9.6

Editor/Internal Data/NimbleFox.dll.meta

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Editor/Internal Data/Third Party/Microsoft.CodeAnalysis.CSharp.dll.meta

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Editor/Internal Data/Third Party/Shaders.meta

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Editor/Internal Data/Third Party/Shaders/Layers.meta

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Editor/Internal Data/Third Party/Shaders/Layers/Clamp.hlsl

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+// Licensed under the Non-Profit Open Software License version 3.0
+
+// Variables
+float2 ClampRange;
+
+// Kernel
+[numthreads(32,1,1)]
+void Clamp (uint3 id : SV_DispatchThreadID)
+{
+    if(id.x < HeightMapLength){ // Keep in bounds
+        // Update texture
+        HeightBuffer[id.x] = clamp(HeightBuffer[id.x], ClampRange.x, ClampRange.y);
+    }
+}
+

Editor/Internal Data/Third Party/Shaders/Layers/Clamp.hlsl.meta

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Editor/Internal Data/Third Party/Shaders/Layers/Expand.hlsl

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+// Licensed under the Non-Profit Open Software License version 3.0
+
+// Variables
+float2 ExpanderMinMax;
+
+// Kernel
+[numthreads(32,1,1)]
+void Expand (uint3 id : SV_DispatchThreadID)
+{
+    if(id.x < HeightMapLength){ // Keep in bounds
+        // Expand height
+        HeightBuffer[id.x] = clamp((HeightBuffer[id.x] - ExpanderMinMax.x) / ExpanderMinMax.y, 0, 1);
+    }
+}

Editor/Internal Data/Third Party/Shaders/Layers/Expand.hlsl.meta

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Editor/Internal Data/Third Party/Shaders/Layers/HeightContrast.hlsl

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+// Licensed under the Non-Profit Open Software License version 3.0
+
+// Variables
+float HeightContrastPow;
+
+// Kernel
+[numthreads(32,1,1)]
+void HeightContrast (uint3 id : SV_DispatchThreadID)
+{
+    // Expand height
+    HeightBuffer[id.x] = clamp(pow(abs(HeightBuffer[id.x] + 0.5), HeightContrastPow) - 0.5, 0, 1);
+}

Editor/Internal Data/Third Party/Shaders/Layers/HeightContrast.hlsl.meta

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Editor/Internal Data/Third Party/Shaders/Layers/HeightMapToTexture.hlsl

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+// Licensed under the Non-Profit Open Software License version 3.0
+
+// Kernel
+[numthreads(32,32,1)]
+void HeightMapToTexture (uint3 id : SV_DispatchThreadID)
+{
+    // Get width and height of texture
+    int w,h;
+    Texture.GetDimensions(w,h);
+    
+    // Calculate position relative to heightmap
+    float2 relativeID = RelativizeVector(id.x, id.y, w, h);
+    float2 heightMapPos = float2(relativeID.x * HeightMapResolution, relativeID.y * HeightMapResolution);
+    
+    // Calculate height
+    float3 gradient = CalculateGradientAndHeight(heightMapPos, HeightMapResolution, HeightBuffer); 
+    
+    // Set height
+    
+    Texture[id.xy] = float4(gradient.z,gradient.z,gradient.z,1);
+}

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Editor/Internal Data/Third Party/Shaders/Layers/HydraulicErosion.hlsl

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+// Licensed under the Non-Profit Open Software License version 3.0
+
+// Variables
+uint ErosionParticleCount;
+uint ErosionMaxLifeTime;
+float ErosionInertia;
+float ErosionParticleStartSpeed;
+float ErosionParticleStartWater;
+float ErosionSedimentCapacityFactor;
+float ErosionMinSedimentCapacity;
+float ErosionSpeed;
+float ErosionEvaporateSpeed;
+float ErosionGravity;
+float ErosionDepositSpeed;
+
+// Kernel
+[numthreads(32,1,1)]
+void HydraulicErosion (uint3 id : SV_DispatchThreadID)
+{
+    if(id.x < ErosionParticleCount){ // Keep in bounds
+        float randomNormalizedX = Random(id.x);
+        float randomNormalizedY = Random(id.x + HeightMapResolution * randomNormalizedX);
+        
+        float2 pos = float2(
+            randomNormalizedX * HeightMapResolution,
+            randomNormalizedY * HeightMapResolution
+        );
+        
+        // Particle values
+        float2 dir = float2(0,0);
+        float speed = ErosionParticleStartSpeed;
+        float water = ErosionParticleStartWater;
+        float sediment = 0;
+    
+        for(uint lifeTime = 0; lifeTime < ErosionMaxLifeTime; lifeTime++){
+            // Calculate texture coords
+            uint2 coord = uint2(
+                (uint) pos.x,
+                (uint) pos.y
+            );
+            
+            int index = PosToIndex(coord, HeightMapResolution);
+            
+            // Calculate cell offset
+            float2 cellOffset = float2(
+                pos.x - float(coord.x),
+                pos.y - float(coord.y)
+            );
+            
+            // Calculate interpolated gradient and height
+            float3 heightAndGradient = CalculateGradientAndHeight(pos, HeightMapResolution, HeightBuffer);
+            
+            // Update the droplet's direction and position (move position 1 unit regardless of speed)
+            dir.x = (dir.x * ErosionInertia - heightAndGradient.x * (1 - ErosionInertia));
+            dir.y = (dir.y * ErosionInertia - heightAndGradient.y * (1 - ErosionInertia));
+                 
+            // Normalize dir
+            dir = Normalize2D(dir);
+            
+            // Add to position
+            pos += dir;
+            
+            // Header guard to check wheter particle is still inside texture and moving
+            if((dir.x == 0 && dir.y == 0) || pos.x <= 0 || pos.y <= 0 || pos.x >= float(HeightMapResolution - 2) || pos.y >= float(HeightMapResolution - 2)){ break; }
+            
+            // Calculate new height and deltaHeight
+            float height = CalculateGradientAndHeight(pos, HeightMapResolution, HeightBuffer).z;
+            float deltaHeight = height - heightAndGradient.z;
+            
+            // Calculate the droplet's sediment capacity (higher when moving fast down a slope and contains lots of water)
+            float sedimentCapacity = max(-deltaHeight, ErosionMinSedimentCapacity) * speed * water * ErosionSedimentCapacityFactor;
+            
+            // If carrying more sediment than capacity, or if flowing uphill:
+            if (sediment > sedimentCapacity || deltaHeight > 0) {
+                // If moving uphill (deltaHeight > 0) try fill up to the current height, otherwise deposit a fraction of the excess sediment
+                float amountToDeposit = (deltaHeight > 0) ? 
+                    min(deltaHeight, sediment) :
+                    (sediment - sedimentCapacity) * ErosionDepositSpeed;
+                
+                // Remove deposited sediment
+                sediment -= amountToDeposit;
+                
+                // Add the sediment to the four nodes of the current cell using bilinear interpolation
+                 AddToBuffer(index, HeightMapResolution, cellOffset, amountToDeposit, HeightBuffer);
+            }
+            else {
+                // Erode a fraction of the droplet's current carry capacity.
+                // Clamp the erosion to the change in height so that it doesn't dig a hole in the terrain behind the droplet
+                float amountToErode = min((sedimentCapacity - sediment) * ErosionSpeed, -deltaHeight);
+                
+                // Remove erosion amount from heightmap
+                AddToBuffer(index, HeightMapResolution, cellOffset, -amountToErode, HeightBuffer);
+                
+                // Add eroded amount to sediment currently carried
+                sediment += amountToErode;
+            }
+    
+            // Update droplet's speed and water content
+            speed = sqrt (max(0,speed * speed + deltaHeight * ErosionGravity));
+            water *= (1 - ErosionEvaporateSpeed);
+        }
+    }
+}

Editor/Internal Data/Third Party/Shaders/Layers/HydraulicErosion.hlsl.meta

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Editor/Internal Data/Third Party/Shaders/Layers/PerlinNoise.hlsl

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+// Licensed under the Non-Profit Open Software License version 3.0
+
+// Variables
+uint PerlinType;
+float PerlinAmplitude;
+float PerlinFrequency;
+float2 PerlinOffset;
+uint PerlinOctaves;
+float PerlinOctavesStrength;
+
+// Methods
+float StandardPerlinNoise(uint id, float amplitude, float2 offset){
+    // Calculate vector
+    float2 pos = IndexToFloatVector(id, HeightMapResolution);
+    
+    // Calculate x and y position
+    float x = float(pos.x) / HeightMapResolution;
+    float y = float(pos.y) / HeightMapResolution;
+    
+    // Generate noise
+    return cnoise(float2(x * amplitude + offset.x, y * amplitude + offset.y));
+}
+
+float BillowyPerlinNoise(uint id, float amplitude, float2 offset){
+    float noise = StandardPerlinNoise(id, amplitude, offset);
+    return abs(noise * 2 - 1);
+}
+
+float RigidPerlinNoise(uint id, float amplitude, float2 offset){
+    return 1 - BillowyPerlinNoise(id, amplitude, offset);;
+}
+
+// Kernel
+[numthreads(32,1,1)]
+void PerlinNoise (uint3 id : SV_DispatchThreadID)
+{
+    if(id.x < HeightMapLength){ // Keep in bounds
+        float total = 0;
+        float frequency = PerlinFrequency;
+        float amplitude = 1;
+        float maxvalue = 0;
+        
+        for(uint i = 0; i < PerlinOctaves; i++){
+        
+            // Types
+            if(PerlinType == 0){ // Standard
+                total += StandardPerlinNoise(id.x, frequency, PerlinOffset) * amplitude;
+            } else if(PerlinType == 1){ // Billowy
+                total += BillowyPerlinNoise(id.x, frequency, PerlinOffset) * amplitude;
+            } else if(PerlinType == 2){ // Rigid
+                total += RigidPerlinNoise(id.x, frequency, PerlinOffset) * amplitude;
+            }
+            
+            maxvalue += amplitude;
+            amplitude *= PerlinOctavesStrength;
+            frequency *= 2;
+        }
+        
+        // Update buffer
+        HeightBuffer[id.x] = total/maxvalue;
+    }
+}

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Editor/Internal Data/Third Party/Shaders/Layers/PseudoRandomNoise.hlsl

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+// Licensed under the Non-Profit Open Software License version 3.0
+
+// Variables
+uint PseudoRandomNoiseSeed;
+
+// Kernel
+[numthreads(32,1,1)]
+void PseudoRandomNoise (uint3 id : SV_DispatchThreadID)
+{
+    if(id.x < HeightMapLength){ // Keep in bounds
+        // Calculate vector
+        uint2 pos = IndexToVector(id.x, HeightMapResolution);
+        
+        // Generate noise
+        float noise = Random((pos.x + (pos.y * HeightMapResolution)) * PseudoRandomNoiseSeed);
+        
+        // Update buffer
+        HeightBuffer[id.x] = noise;
+    }
+}

Editor/Internal Data/Third Party/Shaders/Layers/PseudoRandomNoise.hlsl.meta

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Editor/Internal Data/Third Party/Shaders/Layers/Terrace.hlsl

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+// Licensed under the Non-Profit Open Software License version 3.0
+
+// Variables
+uint TerraceCount;
+float TerraceShape;
+bool Smooth;
+
+// Kernel
+[numthreads(1024,1,1)]
+void Terrace (uint3 id : SV_DispatchThreadID)
+{
+    if(id.x < HeightMapLength){ // Keep in bounds
+        float height = HeightBuffer[id.x] * TerraceCount; // Calculate height inside the terrace range
+        uint heightFloor = uint(height); // Floor the height
+        float difference = height - heightFloor; // Difference between height and floor. Normalized terrace
+        
+        if(Smooth){ // Should the terraces be smooth or sharp. Changes what part of the sigmoid is used
+            difference = (NormalisedSigmoid(difference * 2 - 1, TerraceShape) + 1) / 2;
+        } else {
+            difference = NormalisedSigmoid(difference, TerraceShape);
+        }
+        
+        // Calculate floor and ceil of terrace
+        float floor = float(heightFloor) / TerraceCount;
+        float ceil = float(heightFloor + 1) / TerraceCount;
+        
+        // Update buffer
+        HeightBuffer[id.x] = lerp(floor, ceil, difference);
+    }
+}

Editor/Internal Data/Third Party/Shaders/Layers/Terrace.hlsl.meta

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Editor/Internal Data/Third Party/Shaders/NimbleFoxDepthToGrayscale.shader

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+Shader "Hidden/NimbleFox/DepthToGrayscale"
+{
+    SubShader
+    {
+        Cull Off
+        ZWrite Off
+        ZTest Always
+
+        Pass
+        {
+            CGPROGRAM
+            #pragma vertex vert_img
+            #pragma fragment frag
+            #include "UnityCG.cginc"
+
+            UNITY_DECLARE_DEPTH_TEXTURE(_MainTex);
+
+            float _DepthRangeNear;
+            float _DepthRangeFar;
+
+            fixed4 frag(v2f_img i) : SV_Target
+            {
+                float rawDepth = SAMPLE_DEPTH_TEXTURE(_MainTex, i.uv);
+                float linearDepth = LinearEyeDepth(rawDepth);
+                float normalizedDepth = saturate((linearDepth - _DepthRangeNear) / max(0.0001, _DepthRangeFar - _DepthRangeNear));
+                float grayscale = 1.0 - normalizedDepth;
+                return fixed4(grayscale, grayscale, grayscale, 1.0);
+            }
+            ENDCG
+        }
+    }
+
+    Fallback Off
+}

Editor/Internal Data/Third Party/Shaders/NimbleFoxDepthToGrayscale.shader.meta

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Editor/Internal Data/Third Party/Shaders/Utils.meta

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Editor/Internal Data/Third Party/Shaders/Utils/ClassicNoise2D.hlsl

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+// Licensed under the Non-Profit Open Software License version 3.0
+
+float4 mod(float4 x, float4 y)
+{
+  return x - y * floor(x / y);
+}
+
+float4 mod289(float4 x)
+{
+  return x - floor(x / 289.0) * 289.0;
+}
+
+float4 permute(float4 x)
+{
+  return mod289(((x*34.0)+1.0)*x);
+}
+
+float4 taylorInvSqrt(float4 r)
+{
+  return (float4)1.79284291400159 - r * 0.85373472095314;
+}
+
+float2 fade(float2 t) {
+  return t*t*t*(t*(t*6.0-15.0)+10.0);
+}
+
+// Classic Perlin noise
+float cnoise(float2 P)
+{
+  float4 Pi = floor(P.xyxy) + float4(0.0, 0.0, 1.0, 1.0);
+  float4 Pf = frac (P.xyxy) - float4(0.0, 0.0, 1.0, 1.0);
+  Pi = mod289(Pi); // To avoid truncation effects in permutation
+  float4 ix = Pi.xzxz;
+  float4 iy = Pi.yyww;
+  float4 fx = Pf.xzxz;
+  float4 fy = Pf.yyww;
+
+  float4 i = permute(permute(ix) + iy);
+
+  float4 gx = frac(i / 41.0) * 2.0 - 1.0 ;
+  float4 gy = abs(gx) - 0.5 ;
+  float4 tx = floor(gx + 0.5);
+  gx = gx - tx;
+
+  float2 g00 = float2(gx.x,gy.x);
+  float2 g10 = float2(gx.y,gy.y);
+  float2 g01 = float2(gx.z,gy.z);
+  float2 g11 = float2(gx.w,gy.w);
+
+  float4 norm = taylorInvSqrt(float4(dot(g00, g00), dot(g01, g01), dot(g10, g10), dot(g11, g11)));
+  g00 *= norm.x;
+  g01 *= norm.y;
+  g10 *= norm.z;
+  g11 *= norm.w;
+
+  float n00 = dot(g00, float2(fx.x, fy.x));
+  float n10 = dot(g10, float2(fx.y, fy.y));
+  float n01 = dot(g01, float2(fx.z, fy.z));
+  float n11 = dot(g11, float2(fx.w, fy.w));
+
+  float2 fade_xy = fade(Pf.xy);
+  float2 n_x = lerp(float2(n00, n01), float2(n10, n11), fade_xy.x);
+  float n_xy = lerp(n_x.x, n_x.y, fade_xy.y);
+  return (2.3 * n_xy) / 2 + 0.5;
+}
+
+// Classic Perlin noise, periodic variant
+float pnoise(float2 P, float2 rep)
+{
+  float4 Pi = floor(P.xyxy) + float4(0.0, 0.0, 1.0, 1.0);
+  float4 Pf = frac (P.xyxy) - float4(0.0, 0.0, 1.0, 1.0);
+  Pi = mod(Pi, rep.xyxy); // To create noise with explicit period
+  Pi = mod289(Pi);        // To avoid truncation effects in permutation
+  float4 ix = Pi.xzxz;
+  float4 iy = Pi.yyww;
+  float4 fx = Pf.xzxz;
+  float4 fy = Pf.yyww;
+
+  float4 i = permute(permute(ix) + iy);
+
+  float4 gx = frac(i / 41.0) * 2.0 - 1.0 ;
+  float4 gy = abs(gx) - 0.5 ;
+  float4 tx = floor(gx + 0.5);
+  gx = gx - tx;
+
+  float2 g00 = float2(gx.x,gy.x);
+  float2 g10 = float2(gx.y,gy.y);
+  float2 g01 = float2(gx.z,gy.z);
+  float2 g11 = float2(gx.w,gy.w);
+
+  float4 norm = taylorInvSqrt(float4(dot(g00, g00), dot(g01, g01), dot(g10, g10), dot(g11, g11)));
+  g00 *= norm.x;
+  g01 *= norm.y;
+  g10 *= norm.z;
+  g11 *= norm.w;
+
+  float n00 = dot(g00, float2(fx.x, fy.x));
+  float n10 = dot(g10, float2(fx.y, fy.y));
+  float n01 = dot(g01, float2(fx.z, fy.z));
+  float n11 = dot(g11, float2(fx.w, fy.w));
+
+  float2 fade_xy = fade(Pf.xy);
+  float2 n_x = lerp(float2(n00, n01), float2(n10, n11), fade_xy.x);
+  float n_xy = lerp(n_x.x, n_x.y, fade_xy.y);
+  return 2.3 * n_xy;
+}

Editor/Internal Data/Third Party/Shaders/Utils/ClassicNoise2D.hlsl.meta

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Editor/Internal Data/Third Party/Shaders/Utils/PRNG.hlsl

@@ -0,0 +1,17 @@
+// Licensed under the Non-Profit Open Software License version 3.0
+
+uint Hash(uint s)
+{
+    s ^= 2747636419u;
+    s *= 2654435769u;
+    s ^= s >> 16;
+    s *= 2654435769u;
+    s ^= s >> 16;
+    s *= 2654435769u;
+    return s;
+}
+
+float Random(uint seed)
+{
+    return float(Hash(seed)) / 4294967295.0; // 2^32-1
+}

Editor/Internal Data/Third Party/Shaders/Utils/PRNG.hlsl.meta

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Editor/Internal Data/Third Party/Shaders/Utils/WorldKitUtils.hlsl

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+// Licensed under the Non-Profit Open Software License version 3.0
+
+float Magnitude2D(float2 dir){
+    return max(0.01,sqrt(dir.x * dir.x + dir.y * dir.y));
+}
+
+float Magnitude3D(float3 dir){
+    return max(0.01,sqrt(dir.x * dir.x + dir.y * dir.y + dir.z * dir.z));
+}
+
+float2 Normalize2D(float2 dir){
+    float magnitude = Magnitude2D(dir);
+    dir.x /= magnitude;
+    dir.y /= magnitude;
+    return dir;
+}
+
+float3 Normalize3D(float3 dir){
+    float magnitude = Magnitude3D(dir);
+    dir.x /= magnitude;
+    dir.y /= magnitude;
+    dir.z /= magnitude;
+    return dir;
+}
+
+int PosToIndex(uint2 pos, int width){
+    return pos.x + (pos.y * width);
+}
+
+uint2 IndexToVector(int index, int width){
+    float division = float(index) / float(width);
+    int rounded = int(division);
+    return uint2((division - float(rounded)) * width,rounded);
+}
+
+float2 IndexToFloatVector(int index, int width){
+    float division = float(index) / float(width);
+    int rounded = int(division);
+    return float2((division - float(rounded)) * width,rounded);
+}
+
+
+float2 RelativizeVector(float x, float y, float w, float h){
+     return float2(
+         x / w,
+         y / h
+     );
+}
+
+float3 RelativizeVector(float3 vec, float3 size){
+     return float3(
+         vec.x / size.x,
+         vec.y / size.y,
+         vec.z / size.z
+     );
+ }
+ 
+ void AddToBuffer(int index, int resolution, float2 cellOffset, float value, RWStructuredBuffer<float> buffer){
+    buffer[index] += value * (1 - cellOffset.x) * (1 - cellOffset.y);
+    buffer[index + 1] += value * cellOffset.x * (1 - cellOffset.y);
+    buffer[index + resolution] += value * (1 - cellOffset.x) * cellOffset.y;
+    buffer[index + resolution + 1] += value * cellOffset.x * cellOffset.y;
+}
+ 
+ float3 CalculateNormal(uint2 pos, int resolution, float3 size, RWStructuredBuffer<float> buffer){
+    // Calculate multiplier direction
+    float multiplier = -1;
+    if(pos.x <= 0 || pos.y <= 0){ multiplier = 1; }
+    
+    // Calculate left, right, up and down vertex positions
+    float3 c = float3(pos.x, 0, pos.y);
+    float3 l = float3(pos.x - 1, 0, pos.y);
+    float3 u = float3(pos.x, 0, pos.y - 1);
+ 
+    // Gather heights for left, right, up and down vertices
+    c.y = buffer[PosToIndex(uint2(c.xz), resolution)] * size.y;
+    l.y = buffer[PosToIndex(uint2(l.xz), resolution)] * size.y;
+    u.y = buffer[PosToIndex(uint2(u.xz), resolution)] * size.y;
+    
+    // calculate normal direction
+    return Normalize3D(cross(l - c, u - c)) * multiplier;
+ }
+ 
+ float NormalisedSigmoid(float x, float k){
+    return (x - x * k) / (k - abs(x) * 2 * k + 1);
+ }
+
+float3 CalculateGradientAndHeight (float2 pos, int resolution, RWStructuredBuffer<float> buffer) {
+    // Calculate coords
+    uint2 coord = uint2(
+        (int) pos.x,
+        (int) pos.y
+    );
+
+    // Calculate index
+    int index = PosToIndex(coord, resolution);
+
+    // Calculate droplet's offset inside the cell (0,0) = at NW node, (1,1) = at SE node
+    float x = pos.x - float(coord.x);
+    float y = pos.y - float(coord.y);
+
+    // Calculate heights of the four nodes of the droplet's cell
+    float heightNW = buffer[index];
+    float heightNE = buffer[index + 1];
+    float heightSW = buffer[index + HeightMapResolution];
+    float heightSE = buffer[index + HeightMapResolution + 1];
+    
+    // Calculate droplet's direction of flow with bilinear interpolation of height difference along the edges
+    float gradientX = (heightNE - heightNW) * (1 - y) + (heightSE - heightSW) * y;
+    float gradientY = (heightSW - heightNW) * (1 - x) + (heightSE - heightNE) * x;
+
+    // Calculate height with bilinear interpolation of the heights of the nodes of the cell
+    float height = heightNW * (1 - x) * (1 - y) + heightNE * x * (1 - y) + heightSW * (1 - x) * y + heightSE * x * y;
+    
+    return float3(gradientX,gradientY,height);
+}

Editor/Internal Data/Third Party/Shaders/Utils/WorldKitUtils.hlsl.meta

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Editor/Internal Data/Third Party/Shaders/WorldKitShader.compute

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+// Licensed under the Non-Profit Open Software License version 3.0
+
+// Each #kernel tells which function to compile; you can have many kernels
+#pragma kernel PerlinNoise
+#pragma kernel Clamp
+#pragma kernel HydraulicErosion
+#pragma kernel PseudoRandomNoise
+#pragma kernel HeightMapToTexture
+#pragma kernel Expand
+#pragma kernel HeightContrast
+#pragma kernel Terrace
+
+// Declare global buffers
+float BlendStrength;
+
+// Texture buffer
+RWTexture2D<float4> Texture;
+
+// Height buffer
+uint HeightMapResolution;
+uint HeightMapLength;
+RWStructuredBuffer<float> HeightBuffer;
+
+// Global includes
+#include "Utils/PRNG.hlsl"
+#include "Utils/ClassicNoise2D.hlsl"
+#include "Utils/WorldKitUtils.hlsl"
+
+// Kernel includes
+#include "Layers/PerlinNoise.hlsl"
+#include "Layers/Clamp.hlsl"
+#include "Layers/HydraulicErosion.hlsl"
+#include "Layers/PseudoRandomNoise.hlsl"
+#include "Layers/HeightMapToTexture.hlsl"
+#include "Layers/Expand.hlsl"
+#include "Layers/HeightContrast.hlsl"
+#include "Layers/Terrace.hlsl"

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Editor/Internal Data/Third Party/Terrain/Presets/ErosionPresets.json

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+[
+  {
+    "Name": "Weak",
+    "Settings": {
+      "ParticleCount": 103616,
+      "Passes": 1,
+      "MaxLifetime": 80,
+      "Inertia": 0.136,
+      "StartSpeed": 2.0,
+      "StartWater": 1.0,
+      "SedimentCapacityFactor": 6.0,
+      "MinSedimentCapacity": 0.0,
+      "ErosionSpeed": 0.3,
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+      "DetailBlend": 0.5,
+      "SpikeSmoothIterations": 2,
+      "SpikeSmoothThreshold": 0.0001,
+      "SpikeSmoothStrength": 0.5
+    }
+  },
+  {
+    "Name": "Medium",
+    "Settings": {
+      "ParticleCount": 153600,
+      "Passes": 1,
+      "MaxLifetime": 120,
+      "Inertia": 0.03,
+      "StartSpeed": 2.0,
+      "StartWater": 1.0,
+      "SedimentCapacityFactor": 6.0,
+      "MinSedimentCapacity": 0.0,
+      "ErosionSpeed": 0.3,
+      "EvaporateSpeed": 0.02,
+      "DepositSpeed": 0.3,
+      "MacroDownscaleFactor": 1,
+      "DetailBlend": 0.5,
+      "SpikeSmoothIterations": 2,
+      "SpikeSmoothThreshold": 0.0001,
+      "SpikeSmoothStrength": 0.5
+    }
+  },
+  {
+    "Name": "Strong",
+    "Settings": {
+      "ParticleCount": 136416,
+      "Passes": 4,
+      "MaxLifetime": 110,
+      "Inertia": 0.132,
+      "StartSpeed": 1.32,
+      "StartWater": 1.27,
+      "SedimentCapacityFactor": 5.63,
+      "MinSedimentCapacity": 0.0,
+      "ErosionSpeed": 0.4,
+      "EvaporateSpeed": 0.199,
+      "DepositSpeed": 0.37,
+      "MacroDownscaleFactor": 1,
+      "DetailBlend": 0.592,
+      "SpikeSmoothIterations": 8,
+      "SpikeSmoothThreshold": 0.002,
+      "SpikeSmoothStrength": 0.693
+    }
+  }
+]

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Editor/Internal Data/Third Party/Terrain/Presets/HeightMapPresets.json

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+[
+  {
+    "Name": "Plains",
+    "FastNoise": {
+      "Seed_TA": 1337,
+      "NoiseType_TA": 4,
+      "FractalType_TA": 1,
+      "Frequency_TA": 0.003,
+      "Octaves_TA": 5,
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+      "Gain_TA": 0.5,
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+      "AmplitudeMeters_TA": 600.0,
+      "Offset_TA": {
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+        "y": 0.0,
+        "magnitude": 0.0,
+        "sqrMagnitude": 0.0
+      }
+    },
+    "HeightMultiplier": 0.57,
+    "LakeStrength": 0.05,
+    "Seed": 1337
+  },
+  {
+    "Name": "Hills",
+    "FastNoise": {
+      "Seed_TA": 4242,
+      "NoiseType_TA": 1,
+      "FractalType_TA": 3,
+      "Frequency_TA": 0.001,
+      "Octaves_TA": 5,
+      "Lacunarity_TA": 2.0,
+      "Gain_TA": 0.5,
+      "WeightedStrength_TA": 0.0,
+      "PingPongStrength_TA": 2.0,
+      "RotationType_TA": 0,
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+      "Offset_TA": {
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+        "sqrMagnitude": 0.0
+      }
+    },
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+    "LakeStrength": 0.0,
+    "Seed": 4242
+  },
+  {
+    "Name": "Valleys",
+    "FastNoise": {
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+      "NoiseType_TA": 0,
+      "FractalType_TA": 1,
+      "Frequency_TA": 0.0013,
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+    "LakeStrength": 0.15,
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+    "Seed": 6516
+  },
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+    "FastNoise": {
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+    "Name": "Dunes",
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Editor/Internal Data/Third Party/Terrain/Presets/TerrainFeaturePresets.json

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+          "y": 1.0,
+          "magnitude": 1.0,
+          "sqrMagnitude": 1.0
+        },
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