1

Assets/Plugins/Polaris - Low Poly Ecosystem/Jupiter - Procedural Sky/Runtime/Scripts/Utilities/JCubemapRenderer.cs

@@ -0,0 +1,26 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Jupiter
+{
+    public static class JCubemapRenderer
+    {
+        public static bool Render(JCubemapRendererArgs args)
+        {
+            GameObject go = new GameObject("~CubemapRendererCamera");
+            go.transform.position = args.CameraPosition;
+
+            Camera cam = go.AddComponent<Camera>();
+            cam.clearFlags = args.CameraClearFlag;
+            cam.nearClipPlane = args.CameraNearPlane;
+            cam.farClipPlane = args.CameraFarPlane;
+            cam.backgroundColor = args.CameraBackgroundColor;
+
+            bool result = cam.RenderToCubemap(args.Cubemap, (int)args.Face);
+            JUtilities.DestroyGameobject(go);
+
+            return result;
+        }
+    }
+}

Assets/Plugins/Polaris - Low Poly Ecosystem/Jupiter - Procedural Sky/Runtime/Scripts/Utilities/JCubemapRendererArgs.cs

@@ -0,0 +1,19 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Jupiter
+{
+    public struct JCubemapRendererArgs
+    {
+        public Cubemap Cubemap { get; set; }
+
+        public Vector3 CameraPosition { get; set; }
+        public float CameraNearPlane { get; set; }
+        public float CameraFarPlane { get; set; }
+        public CameraClearFlags CameraClearFlag { get; set; }
+        public Color CameraBackgroundColor { get; set; }
+        public int Resolution { get; set; }
+        public CubemapFace Face { get; set; }
+    }
+}

Assets/Plugins/Polaris - Low Poly Ecosystem/Jupiter - Procedural Sky/Runtime/Scripts/Utilities/JDisplayNameAttribute.cs

@@ -0,0 +1,18 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using System;
+
+namespace Pinwheel.Jupiter
+{
+    [AttributeUsage(AttributeTargets.All, AllowMultiple = false)]
+    public class JDisplayName : Attribute
+    {
+        public string DisplayName { get; set; }
+
+        public JDisplayName(string name)
+        {
+            DisplayName = name;
+        }
+    }
+}

Assets/Plugins/Polaris - Low Poly Ecosystem/Jupiter - Procedural Sky/Runtime/Scripts/Utilities/JInternalMaterials.cs

@@ -0,0 +1,48 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Jupiter
+{
+    public static class JInternalMaterials
+    {
+        private static Material copyTextureMaterial;
+        public static Material CopyTextureMaterial
+        {
+            get
+            {
+                if (copyTextureMaterial == null)
+                {
+                    copyTextureMaterial = new Material(JJupiterSettings.Instance.InternalShaders.CopyTextureShader);
+                }
+                return copyTextureMaterial;
+            }
+        }
+
+        private static Material solidColorMaterial;
+        public static Material SolidColorMaterial
+        {
+            get
+            {
+                if (solidColorMaterial == null)
+                {
+                    solidColorMaterial = new Material(JJupiterSettings.Instance.InternalShaders.SolidColorShader);
+                }
+                return solidColorMaterial;
+            }
+        }
+
+        private static Material unlitTextureMaterial;
+        public static Material UnlitTextureMaterial
+        {
+            get
+            {
+                if (unlitTextureMaterial == null)
+                {
+                    unlitTextureMaterial = new Material(Shader.Find("Unlit/Texture"));
+                }
+                return unlitTextureMaterial;
+            }
+        }
+    }
+}

Assets/Plugins/Polaris - Low Poly Ecosystem/Jupiter - Procedural Sky/Runtime/Scripts/Utilities/JInternalShaderSettings.cs

@@ -0,0 +1,66 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Jupiter
+{
+    [System.Serializable]
+    public struct JInternalShaderSettings
+    {
+        [SerializeField]
+        private Shader skyShader;
+        public Shader SkyShader
+        {
+            get
+            {
+                return skyShader;
+            }
+            set
+            {
+                skyShader = value;
+            }
+        }
+
+        [SerializeField]
+        private Shader skyShadowShader;
+        public Shader SkyShadowShader
+        {
+            get
+            {
+                return skyShadowShader;
+            }
+            set
+            {
+                skyShadowShader = value;
+            }
+        }
+
+        [SerializeField]
+        private Shader copyTextureShader;
+        public Shader CopyTextureShader
+        {
+            get
+            {
+                return copyTextureShader;
+            }
+            set
+            {
+                copyTextureShader = value;
+            }
+        }
+
+        [SerializeField]
+        private Shader solidColorShader;
+        public Shader SolidColorShader
+        {
+            get
+            {
+                return solidColorShader;
+            }
+            set
+            {
+                solidColorShader = value;
+            }
+        }
+    }
+}

Assets/Plugins/Polaris - Low Poly Ecosystem/Jupiter - Procedural Sky/Runtime/Scripts/Utilities/JProgressCancelledException.cs

@@ -0,0 +1,11 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using System;
+
+namespace Pinwheel.Jupiter
+{
+    public class JProgressCancelledException : Exception
+    {
+    }
+}

Assets/Plugins/Polaris - Low Poly Ecosystem/Jupiter - Procedural Sky/Runtime/Scripts/Utilities/JRenderPipelineType.cs

@@ -0,0 +1,11 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Jupiter
+{
+    public enum JRenderPipelineType
+    {
+        Builtin, Lightweight, Universal
+    }
+}

Assets/Plugins/Polaris - Low Poly Ecosystem/Jupiter - Procedural Sky/Runtime/Scripts/Utilities/JUtilities.cs

@@ -0,0 +1,757 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using System.Linq;
+#if UNITY_EDITOR
+using UnityEditor;
+#endif
+
+namespace Pinwheel.Jupiter
+{
+    /// <summary>
+    /// Utility class for helper function
+    /// </summary>
+    public static class JUtilities
+    {
+        public static float DELTA_TIME = 0.0167f;
+
+        private static Mesh quadMesh;
+        public static Mesh QuadMesh
+        {
+            get
+            {
+                if (quadMesh == null)
+                {
+                    quadMesh = JUtilities.GetPrimitiveMesh(PrimitiveType.Quad);
+                }
+                return quadMesh;
+            }
+        }
+
+        public static string ListElementsToString<T>(this IEnumerable<T> list, string separator)
+        {
+            IEnumerator<T> i = list.GetEnumerator();
+            System.Text.StringBuilder s = new System.Text.StringBuilder();
+            if (i.MoveNext())
+                s.Append(i.Current.ToString());
+            while (i.MoveNext())
+                s.Append(separator).Append(i.Current.ToString());
+            return s.ToString();
+        }
+
+        public static T[][] CreateJaggedArray<T>(int dimension1, int dimension2)
+        {
+            T[][] jaggedArray = new T[dimension1][];
+            for (int i = 0; i < dimension1; ++i)
+            {
+                jaggedArray[i] = new T[dimension2];
+            }
+            return jaggedArray;
+        }
+
+        public static T[] To1dArray<T>(T[][] jaggedArray)
+        {
+            List<T> result = new List<T>();
+            for (int z = 0; z < jaggedArray.Length; ++z)
+            {
+                for (int x = 0; x < jaggedArray[z].Length; ++x)
+                {
+                    result.Add(jaggedArray[z][x]);
+                }
+            }
+            return result.ToArray();
+        }
+
+        public static T[] To1dArray<T>(T[,] grid)
+        {
+            int height = grid.GetLength(0);
+            int width = grid.GetLength(1);
+            T[] result = new T[height * width];
+            for (int z = 0; z < height; ++z)
+            {
+                for (int x = 0; x < width; ++x)
+                {
+                    result[To1DIndex(x, z, width)] = grid[z, x];
+                }
+            }
+            return result;
+        }
+
+        public static void Fill<T>(T[] array, T value)
+        {
+            for (int i = 0; i < array.Length; ++i)
+            {
+                array[i] = value;
+            }
+        }
+
+        public static void CopyTo<T>(T[] src, T[] des)
+        {
+            int limit = Mathf.Min(src.Length, des.Length);
+            for (int i = 0; i < limit; ++i)
+            {
+                des[i] = src[i];
+            }
+        }
+
+        public static int Sum(int[,] array)
+        {
+            int sum = 0;
+            int length = array.GetLength(0);
+            int width = array.GetLength(1);
+            for (int z = 0; z < length; ++z)
+            {
+                for (int x = 0; x < width; ++x)
+                {
+                    sum += array[z, x];
+                }
+            }
+            return sum;
+        }
+
+        public static int To1DIndex(int x, int z, int width)
+        {
+            return z * width + x;
+        }
+
+        public static bool IsInRange(float number, float minValue, float maxValue)
+        {
+            return number >= minValue && number <= maxValue;
+        }
+
+        public static bool IsInRangeExclusive(float number, float minValue, float maxValue)
+        {
+            return number > minValue && number < maxValue;
+        }
+
+        public static float GetFraction(float value, float floor, float ceil)
+        {
+            return (value - floor) / (ceil - floor);
+        }
+
+        public static void ClearChildren(Transform t)
+        {
+            int childCount = t.childCount;
+            for (int i = childCount - 1; i >= 0; --i)
+            {
+#if UNITY_EDITOR
+                if (!UnityEditor.EditorApplication.isPlaying)
+                {
+                    GameObject.DestroyImmediate(t.GetChild(i).gameObject);
+                }
+                else
+                {
+                    GameObject.Destroy(t.GetChild(i).gameObject);
+                }
+#else
+                GameObject.Destroy(t.GetChild(i).gameObject);
+#endif
+            }
+        }
+
+        public static Gradient CreateFullWhiteGradient()
+        {
+            Gradient g = new Gradient();
+            GradientColorKey color = new GradientColorKey(Color.white, 1);
+            GradientAlphaKey alpha = new GradientAlphaKey(1, 1);
+            g.SetKeys(new GradientColorKey[] { color }, new GradientAlphaKey[] { alpha });
+            return g;
+        }
+
+        public static Gradient CreateFullTransparentGradient()
+        {
+            Gradient g = new Gradient();
+            GradientColorKey color = new GradientColorKey(Color.white, 1);
+            GradientAlphaKey alpha = new GradientAlphaKey(0, 1);
+            g.SetKeys(new GradientColorKey[] { color }, new GradientAlphaKey[] { alpha });
+            return g;
+        }
+
+        public static void CalculateBarycentricCoord(Vector2 p, Vector2 p1, Vector2 p2, Vector2 p3, ref Vector3 bary)
+        {
+            Vector2 v0 = p2 - p1;
+            Vector2 v1 = p3 - p1;
+            Vector2 v2 = p - p1;
+            float d00 = Vector2.Dot(v0, v0);
+            float d01 = Vector2.Dot(v0, v1);
+            float d11 = Vector2.Dot(v1, v1);
+            float d20 = Vector2.Dot(v2, v0);
+            float d21 = Vector2.Dot(v2, v1);
+            float inverseDenom = 1 / (d00 * d11 - d01 * d01);
+            bary.y = (d11 * d20 - d01 * d21) * inverseDenom;
+            bary.z = (d00 * d21 - d01 * d20) * inverseDenom;
+            bary.x = 1.0f - bary.y - bary.z;
+        }
+
+        public static void ExpandTrisUvCoord(Texture2D tex, Vector2[] trisUv)
+        {
+            Vector2 texelSize = tex.texelSize;
+            Vector2 center = (trisUv[0] + trisUv[1] + trisUv[2]) / 3;
+            trisUv[0] += (trisUv[0] - center).normalized * texelSize.magnitude;
+            trisUv[0].x = Mathf.Clamp01(trisUv[0].x);
+            trisUv[0].y = Mathf.Clamp01(trisUv[0].y);
+
+            trisUv[1] += (trisUv[1] - center).normalized * texelSize.magnitude;
+            trisUv[1].x = Mathf.Clamp01(trisUv[1].x);
+            trisUv[1].y = Mathf.Clamp01(trisUv[1].y);
+
+            trisUv[2] += (trisUv[2] - center).normalized * texelSize.magnitude;
+            trisUv[2].x = Mathf.Clamp01(trisUv[2].x);
+            trisUv[2].y = Mathf.Clamp01(trisUv[2].y);
+        }
+
+        public static bool ContainIdenticalElements<T>(T[] arr1, T[] arr2)
+        {
+            if (arr1 == null && arr2 == null)
+                return true;
+            if (arr1 == null && arr2 != null)
+                return false;
+            if (arr1 != null && arr2 == null)
+                return false;
+            if (arr1.Length != arr2.Length)
+                return false;
+
+            for (int i = 0; i < arr1.Length; ++i)
+            {
+                if (!arr1[i].Equals(arr2[i]))
+                    return false;
+            }
+
+            return true;
+        }
+
+        public static float GetNearestMultiple(float number, float multipleOf)
+        {
+            int multiplier = 0;
+            while (multipleOf * multiplier < number)
+            {
+                multiplier += 1;
+            }
+
+            float floor = multipleOf * (multiplier - 1);
+            float ceil = multipleOf * multiplier;
+            float f0 = number - floor;
+            float f1 = ceil - number;
+
+            if (f0 < f1)
+                return floor;
+            else
+                return ceil;
+        }
+
+        public static Transform GetChildrenWithName(Transform parent, string name)
+        {
+            Transform t = parent.Find(name);
+            if (t == null)
+            {
+                GameObject g = new GameObject(name);
+                g.transform.parent = parent;
+                ResetTransform(g.transform, parent);
+                t = g.transform;
+            }
+            return t;
+        }
+
+        public static void ResetTransform(Transform t, Transform parent)
+        {
+            t.parent = parent;
+            t.localPosition = Vector3.zero;
+            t.localRotation = Quaternion.identity;
+            t.localScale = Vector3.one;
+        }
+
+        public static void DestroyGameobject(GameObject g)
+        {
+#if UNITY_EDITOR
+            if (UnityEditor.EditorApplication.isPlaying)
+                GameObject.Destroy(g);
+            else
+                GameObject.DestroyImmediate(g);
+#else
+            GameObject.Destroy(g);
+#endif
+        }
+
+        public static void DestroyGameObjectWithUndo(GameObject g)
+        {
+#if UNITY_EDITOR
+            Undo.DestroyObjectImmediate(g);
+#else
+            DestroyGameobject(g);
+#endif
+        }
+
+        public static void DestroyObject(Object o)
+        {
+#if UNITY_EDITOR
+            if (UnityEditor.EditorApplication.isPlaying)
+                Object.Destroy(o);
+            else
+                Object.DestroyImmediate(o, true);
+#else
+            GameObject.Destroy(o);
+#endif
+        }
+
+        public static string Repeat(char src, int count)
+        {
+            System.Text.StringBuilder sb = new System.Text.StringBuilder();
+            sb.Append(src, count);
+            return sb.ToString();
+        }
+
+        public static void MarkCurrentSceneDirty()
+        {
+#if UNITY_EDITOR
+            if (!UnityEditor.EditorApplication.isPlaying)
+                UnityEditor.SceneManagement.EditorSceneManager.MarkSceneDirty(UnityEditor.SceneManagement.EditorSceneManager.GetActiveScene());
+#endif
+        }
+
+        public static GameObject[] GetChildrenGameObjects(Transform parent)
+        {
+            GameObject[] children = new GameObject[parent.childCount];
+            for (int i = 0; i < parent.childCount; ++i)
+            {
+                children[i] = parent.GetChild(i).gameObject;
+            }
+            return children;
+        }
+
+        public static Transform[] GetChildrenTransforms(Transform parent)
+        {
+            Transform[] children = new Transform[parent.childCount];
+            for (int i = 0; i < parent.childCount; ++i)
+            {
+                children[i] = parent.GetChild(i);
+            }
+            return children;
+        }
+
+        /// <summary>
+        /// https://en.wikipedia.org/wiki/Rodrigues%27_rotation_formula
+        /// </summary>
+        /// <param name="vector"></param>
+        /// <param name="normal"></param>
+        /// <param name="angleDegree"></param>
+        /// <returns></returns>
+        public static Vector3 RotateVectorAroundNormal(Vector3 vector, Vector3 normal, float angleDegree)
+        {
+            float sin = Mathf.Sin(angleDegree * Mathf.Deg2Rad);
+            float cos = Mathf.Cos(angleDegree * Mathf.Deg2Rad);
+            Vector3 rotatedVector =
+                vector * cos +
+                Vector3.Cross(normal, vector) * sin +
+                normal * Vector3.Dot(normal, vector) * (1 - cos);
+            return rotatedVector;
+        }
+
+        public static Mesh GetPrimitiveMesh(PrimitiveType type)
+        {
+            GameObject g = GameObject.CreatePrimitive(type);
+            Mesh m = g.GetComponent<MeshFilter>().sharedMesh;
+            DestroyGameobject(g);
+            return m;
+        }
+
+        public static void ShuffleList<T>(List<T> list)
+        {
+            int length = list.Count;
+            for (int i = 0; i < length - 1; ++i)
+            {
+                int j = UnityEngine.Random.Range(0, length);
+                T tmp = list[i];
+                list[i] = list[j];
+                list[j] = tmp;
+            }
+        }
+
+        public static int[] GetShuffleIndicesArray(int length)
+        {
+            int[] indices = GetIndicesArray(length);
+            for (int i = 0; i < length - 1; ++i)
+            {
+                int j = UnityEngine.Random.Range(0, length);
+                int tmp = indices[i];
+                indices[i] = indices[j];
+                indices[j] = tmp;
+            }
+
+            return indices;
+        }
+
+        public static int[] GetIndicesArray(int length)
+        {
+            int[] indices = new int[length];
+            for (int i = 0; i < length; ++i)
+            {
+                indices[i] = i;
+            }
+            return indices;
+        }
+
+        public static void ResetArray<T>(ref T[] array, int count, T defaultValue)
+        {
+            if (array != null && array.Length == count)
+            {
+                JUtilities.Fill(array, defaultValue);
+            }
+            else
+            {
+                array = new T[count];
+            }
+        }
+
+        public static bool EnsureArrayLength<T>(ref T[] array, int count)
+        {
+            if (array == null || array.Length != count)
+            {
+                array = new T[count];
+                return false;
+            }
+            return true;
+        }
+
+        public static float GetValueBilinear(float[] data, int width, int height, Vector2 uv)
+        {
+            float value = 0;
+            Vector2 pixelCoord = new Vector2(
+                Mathf.Lerp(0, width - 1, uv.x),
+                Mathf.Lerp(0, height - 1, uv.y));
+            //apply a bilinear filter
+            int xFloor = Mathf.FloorToInt(pixelCoord.x);
+            int xCeil = Mathf.CeilToInt(pixelCoord.x);
+            int yFloor = Mathf.FloorToInt(pixelCoord.y);
+            int yCeil = Mathf.CeilToInt(pixelCoord.y);
+
+            float f00 = data[JUtilities.To1DIndex(xFloor, yFloor, width)];
+            float f01 = data[JUtilities.To1DIndex(xFloor, yCeil, width)];
+            float f10 = data[JUtilities.To1DIndex(xCeil, yFloor, width)];
+            float f11 = data[JUtilities.To1DIndex(xCeil, yCeil, width)];
+
+            Vector2 unitCoord = new Vector2(
+                pixelCoord.x - xFloor,
+                pixelCoord.y - yFloor);
+
+            value =
+                f00 * (1 - unitCoord.x) * (1 - unitCoord.y) +
+                f01 * (1 - unitCoord.x) * unitCoord.y +
+                f10 * unitCoord.x * (1 - unitCoord.y) +
+                f11 * unitCoord.x * unitCoord.y;
+
+            return value;
+        }
+
+        public static Color GetColorBilinear(Color[] textureData, int width, int height, Vector2 uv)
+        {
+            Color color = Color.clear;
+            Vector2 pixelCoord = new Vector2(
+                Mathf.Lerp(0, width - 1, uv.x),
+                Mathf.Lerp(0, height - 1, uv.y));
+            //apply a bilinear filter
+            int xFloor = Mathf.FloorToInt(pixelCoord.x);
+            int xCeil = Mathf.CeilToInt(pixelCoord.x);
+            int yFloor = Mathf.FloorToInt(pixelCoord.y);
+            int yCeil = Mathf.CeilToInt(pixelCoord.y);
+
+            Color f00 = textureData[JUtilities.To1DIndex(xFloor, yFloor, width)];
+            Color f01 = textureData[JUtilities.To1DIndex(xFloor, yCeil, width)];
+            Color f10 = textureData[JUtilities.To1DIndex(xCeil, yFloor, width)];
+            Color f11 = textureData[JUtilities.To1DIndex(xCeil, yCeil, width)];
+
+            Vector2 unitCoord = new Vector2(
+                pixelCoord.x - xFloor,
+                pixelCoord.y - yFloor);
+
+            color =
+                f00 * (1 - unitCoord.x) * (1 - unitCoord.y) +
+                f01 * (1 - unitCoord.x) * unitCoord.y +
+                f10 * unitCoord.x * (1 - unitCoord.y) +
+                f11 * unitCoord.x * unitCoord.y;
+
+            return color;
+        }
+
+        public static GameObject CreatePreviewGameObject(Mesh m, Material mat, Vector3 position)
+        {
+            GameObject g = new GameObject("GO");
+            g.transform.position = position;
+            g.transform.rotation = Quaternion.identity;
+            g.transform.localScale = Vector3.one;
+
+            MeshFilter mf = g.AddComponent<MeshFilter>();
+            mf.sharedMesh = m;
+
+            MeshRenderer mr = g.AddComponent<MeshRenderer>();
+            mr.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.Off;
+            mr.receiveShadows = false;
+            mr.sharedMaterial = mat;
+
+            return g;
+        }
+
+        public static Camera CreatePreviewCamera(GameObject target, float distance, float padding)
+        {
+            GameObject g = new GameObject("CAM");
+            g.transform.rotation = Quaternion.identity;
+            g.transform.localScale = Vector3.one;
+
+            Camera cam = g.AddComponent<Camera>();
+            cam.orthographic = true;
+            cam.clearFlags = CameraClearFlags.Nothing;
+            cam.aspect = 1;
+
+            MeshRenderer mr = target.GetComponent<MeshRenderer>();
+            Bounds bounds = mr.bounds;
+            cam.transform.position = bounds.center + new Vector3(-1, 0.5f, -1) * distance;
+            cam.transform.LookAt(bounds.center);
+            cam.orthographicSize = Mathf.Max(bounds.size.x, bounds.size.y, bounds.size.z) / 2 + padding;
+
+            return cam;
+        }
+
+        public static void EnsureDirectoryExists(string dir)
+        {
+            if (!System.IO.Directory.Exists(dir))
+            {
+                System.IO.Directory.CreateDirectory(dir);
+            }
+        }
+
+        public static void SetStaticRecursively(GameObject g, bool isStatic)
+        {
+#if UNITY_EDITOR
+            g.isStatic = isStatic;
+            GameObject[] children = GetChildrenGameObjects(g.transform);
+            for (int i = 0; i < children.Length; ++i)
+            {
+                SetStaticRecursively(children[i], isStatic);
+            }
+#endif
+        }
+
+        public static void EnsureLengthSufficient<T>(List<T> list, int preferredLength) where T : Object
+        {
+            if (list == null)
+                list = new List<T>();
+            while (list.Count < preferredLength)
+            {
+                list.Add(null);
+            }
+        }
+
+        public static void EnsureLengthSufficient(List<string> list, int preferredLength)
+        {
+            if (list == null)
+                list = new List<string>();
+            while (list.Count < preferredLength)
+            {
+                list.Add(string.Empty);
+            }
+        }
+
+        public static void EnsureLengthSufficient(List<bool> list, int preferredLength)
+        {
+            if (list == null)
+                list = new List<bool>();
+            while (list.Count < preferredLength)
+            {
+                list.Add(false);
+            }
+        }
+
+        public static string Ellipsis(string s, int length)
+        {
+            if (s.Length < length)
+                return s;
+            string s0 = s.Substring(0, length);
+            return s0 + "...";
+        }
+
+        public static bool IsRectContainPointExclusive(Rect r, Vector2 p)
+        {
+            return
+                p.x > r.min.x &&
+                p.x < r.max.x &&
+                p.y > r.min.y &&
+                p.y < r.max.y;
+        }
+
+        public static Color GetColor(Color baseColor, float alpha)
+        {
+            return new Color(baseColor.r, baseColor.g, baseColor.b, alpha);
+        }
+
+        public static Rect GetRectContainsPoints(params Vector2[] points)
+        {
+            float xMin = float.MaxValue;
+            float xMax = float.MinValue;
+            float yMin = float.MaxValue;
+            float yMax = float.MinValue;
+            for (int i = 0; i < points.Length; ++i)
+            {
+                xMin = points[i].x < xMin ? points[i].x : xMin;
+                xMax = points[i].x > xMax ? points[i].x : xMax;
+                yMin = points[i].y < yMin ? points[i].y : yMin;
+                yMax = points[i].y > yMax ? points[i].y : yMax;
+            }
+            return Rect.MinMaxRect(xMin, yMin, xMax, yMax);
+        }
+
+        public static float InverseLerpUnclamped(float a, float b, float value)
+        {
+            if (a != b)
+            {
+                return (value - a) / (b - a);
+            }
+            return 0f;
+        }
+
+        public static Vector2 PointToNormalizedUnclampled(Rect r, Vector2 point)
+        {
+            return new Vector2(InverseLerpUnclamped(r.x, r.xMax, point.x), InverseLerpUnclamped(r.y, r.yMax, point.y));
+        }
+
+        public static Rect GetUvRect(Vector2 v0, Vector2 v1, Vector2 v2)
+        {
+            return Rect.MinMaxRect(
+                Mathf.Min(v0.x, v1.x, v2.x),
+                Mathf.Min(v0.y, v1.y, v2.y),
+                Mathf.Max(v0.x, v1.x, v2.x),
+                Mathf.Max(v0.y, v1.y, v2.y));
+        }
+
+        public static Gradient Clone(Gradient src)
+        {
+            if (src == null)
+                return null;
+            Gradient des = new Gradient();
+            des.SetKeys(src.colorKeys, src.alphaKeys);
+            return des;
+        }
+
+        public static AnimationCurve Clone(AnimationCurve src)
+        {
+            if (src == null)
+                return null;
+            AnimationCurve des = new AnimationCurve();
+            Keyframe[] keys = src.keys;
+            for (int i = 0; i < keys.Length; ++i)
+            {
+                des.AddKey(keys[i]);
+            }
+
+            des.preWrapMode = src.preWrapMode;
+            des.postWrapMode = src.postWrapMode;
+            return des;
+        }
+
+        public static bool IsPointInsideQuadXZ(Vector3 point, Vector3[] quad)
+        {
+            Vector3 bary = Vector3.zero;
+            CalculateBarycentricCoord(
+                new Vector2(point.x, point.z),
+                new Vector2(quad[0].x, quad[0].z),
+                new Vector2(quad[1].x, quad[1].z),
+                new Vector2(quad[2].x, quad[2].z),
+                ref bary);
+            if (bary.x >= 0 && bary.y >= 0 && bary.z >= 0)
+                return true;
+
+            CalculateBarycentricCoord(
+                new Vector2(point.x, point.z),
+                new Vector2(quad[0].x, quad[0].z),
+                new Vector2(quad[2].x, quad[2].z),
+                new Vector2(quad[3].x, quad[3].z),
+                ref bary);
+            if (bary.x >= 0 && bary.y >= 0 && bary.z >= 0)
+                return true;
+
+            return false;
+        }
+
+        public static void DestroyMeshArray(Mesh[] meshes)
+        {
+            for (int i = 0; i < meshes.Length; ++i)
+            {
+                if (meshes[i] != null)
+                {
+                    Object.DestroyImmediate(meshes[i], true);
+                }
+            }
+        }
+
+        public static Vector2 FlipY(Vector2 v)
+        {
+            return new Vector2(v.x, 1 - v.y);
+        }
+
+        /// <summary>
+        /// https://en.wikipedia.org/wiki/Delaunay_triangulation#Algorithms
+        /// </summary>
+        /// <param name="v0"></param>
+        /// <param name="v1"></param>
+        /// <param name="v2"></param>
+        /// <param name="p"></param>
+        /// <returns></returns>
+        public static bool IsPointInCircumcircle(Vector2 v0, Vector2 v1, Vector2 v2, Vector2 p)
+        {
+            Matrix4x4 mat = new Matrix4x4();
+            mat.SetRow(0, new Vector4(v0.x, v0.y, v0.x * v0.x + v0.y * v0.y, 1));
+            mat.SetRow(1, new Vector4(v2.x, v2.y, v2.x * v2.x + v2.y * v2.y, 1)); //a,b,c counterclockwise
+            mat.SetRow(2, new Vector4(v1.x, v1.y, v1.x * v1.x + v1.y * v1.y, 1));
+            mat.SetRow(3, new Vector4(p.x, p.y, p.x * p.x + p.y * p.y, 1));
+
+            return mat.determinant > 0;
+        }
+
+        public static bool IsPointInCircumcircleXZ(Vector3 v0, Vector3 v1, Vector3 v2, Vector3 p)
+        {
+            Matrix4x4 mat = new Matrix4x4();
+            mat.SetRow(0, new Vector4(v0.x, v0.z, v0.x * v0.x + v0.z * v0.z, 1));
+            mat.SetRow(1, new Vector4(v2.x, v2.z, v2.x * v2.x + v2.z * v2.z, 1)); //a,b,c counterclockwise
+            mat.SetRow(2, new Vector4(v1.x, v1.z, v1.x * v1.x + v1.z * v1.z, 1));
+            mat.SetRow(3, new Vector4(p.x, p.z, p.x * p.x + p.z * p.z, 1));
+
+            return mat.determinant > 0;
+        }
+
+        public static bool AreSetEqual(ushort[] setA, ushort[] setB)
+        {
+            HashSet<ushort> a = new HashSet<ushort>(setA);
+            HashSet<ushort> b = new HashSet<ushort>(setB);
+            return a.SetEquals(b);
+        }
+
+        public static void Distinct<T>(this List<T> list)
+        {
+            list.Distinct();
+        }
+
+        public static void AddIfNotContains<T>(this IList<T> list, IEnumerable<T> items)
+        {
+            IEnumerator<T> iter = items.GetEnumerator();
+            while (iter.MoveNext())
+            {
+                T current = iter.Current;
+                if (!list.Contains(current))
+                {
+                    list.Add(current);
+                }
+            }
+        }
+
+        public static void AddIfNotContains<T>(this IList<T> list, T item)
+        {
+            if (!list.Contains(item))
+            {
+                list.Add(item);
+            }
+        }
+
+        public static Vector3 ToX0Y(this Vector2 v)
+        {
+            return new Vector3(v.x, 0, v.y);
+        }
+    }
+}

Assets/Plugins/Polaris - Low Poly Ecosystem/Jupiter - Procedural Sky/Runtime/Scripts/Utilities/JVersionInfo.cs

@@ -0,0 +1,52 @@
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Pinwheel.Jupiter
+{
+    /// <summary>
+    /// Utility class contains product info
+    /// </summary>
+    public static class JVersionInfo
+    {
+        public static string Code
+        {
+            get
+            {
+                return "1.2.14";
+            }
+        }
+
+        public static string ProductName
+        {
+            get
+            {
+                return "Jupiter - Procedural Sky";
+            }
+        }
+
+        public static string ProductNameAndVersion
+        {
+            get
+            {
+                return string.Format("{0} v{1}", ProductName, Code);
+            }
+        }
+
+        public static string ProductNameShort
+        {
+            get
+            {
+                return "Jupiter";
+            }
+        }
+
+        public static string ProductNameAndVersionShort
+        {
+            get
+            {
+                return string.Format("{0} v{1}", ProductNameShort, Code);
+            }
+        }
+    }
+}