add games

assignment10final/Assets/ProCore/ProGrids/About.meta

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assignment10final/Assets/ProCore/ProGrids/About/Editor.meta

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assignment10final/Assets/ProCore/ProGrids/About/Editor/pg_AboutWindow.cs

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+using UnityEngine;
+using UnityEditor;
+using System.Collections;
+using System.Text;
+using System.Text.RegularExpressions;
+
+/**
+ * INSTRUCTIONS
+ *
+ *  - Only modify properties in the USER SETTINGS region.
+ *	- All content is loaded from external files (pc_AboutEntry_YourProduct.  Use the templates!
+ */
+
+/**
+ * Used to pop up the window on import.
+ */
+public class pg_AboutWindowSetup : AssetPostprocessor
+{
+#region Initialization
+
+	static void OnPostprocessAllAssets (
+		string[] importedAssets,
+		string[] deletedAssets,
+		string[] movedAssets,
+		string[] movedFromAssetPaths)
+	{
+
+		string[] entries = System.Array.FindAll(importedAssets, name => name.Contains("pc_AboutEntry") && !name.EndsWith(".meta"));
+		
+		foreach(string str in entries)
+			if( pg_AboutWindow.Init(str, false) )
+				break;
+	}
+
+	// [MenuItem("Edit/Preferences/Clear About Version: " + AboutWindow.PRODUCT_IDENTIFIER)]
+	// public static void MenuClearVersionPref()
+	// {
+	// 	EditorPrefs.DeleteKey(AboutWindow.PRODUCT_IDENTIFIER);
+	// }
+#endregion
+}
+
+public class pg_AboutWindow : EditorWindow
+{
+
+/**
+ * Modify these constants to customize about screen.
+ */
+#region User Settings
+
+	 /* Path to the root folder */
+	const string ABOUT_ROOT = "Assets/ProCore/ProGrids/About";
+	
+	/**
+	 * Changelog.txt file should follow this format:
+	 *
+	 *	| -- Product Name 2.1.0 -
+	 *	|
+	 *	| # Features
+	 *	| 	- All kinds of awesome stuff
+	 *	| 	- New flux capacitor design achieves time travel at lower velocities.
+	 *	| 	- Dark matter reactor recalibrated.
+	 *	| 
+	 *	| # Bug Fixes
+	 *	| 	- No longer explodes when spacebar is pressed.
+	 *	| 	- Fix rolling issue in Rickmeter.
+	 *	| 	
+	 *	| # Changes
+	 *	| 	- Changed Blue to Red.
+	 *	| 	- Enter key now causes explosions.
+	 *
+	 * This path is relative to the PRODUCT_ROOT path.
+	 *
+	 * Note that your changelog may contain multiple entries.  Only the top-most
+	 * entry will be displayed.
+	 */
+
+	/**
+	 * Advertisement thumb constructor is:
+	 * new AdvertisementThumb( PathToAdImage : string, URLToPurchase : string, ProductDescription : string )
+	 * Provide as many or few (or none) as desired.
+	 *
+	 * Notes - The http:// part is required.  Partial URLs do not work on Mac.
+	 */
+	[SerializeField]
+	public static AdvertisementThumb[] advertisements = new AdvertisementThumb[] {
+		new AdvertisementThumb( ABOUT_ROOT + "/Images/ProBuilder_AssetStore_Icon_96px.png", "http://www.protoolsforunity3d.com/probuilder/", "Build and Texture Geometry In-Editor"),
+		new AdvertisementThumb( ABOUT_ROOT + "/Images/ProGrids_AssetStore_Icon_96px.png", "http://www.protoolsforunity3d.com/progrids/", "True Grids and Grid-Snapping"),
+		new AdvertisementThumb( ABOUT_ROOT + "/Images/ProGroups_AssetStore_Icon_96px.png", "http://www.protoolsforunity3d.com/progroups/", "Hide, Freeze, Group, & Organize"),
+		new AdvertisementThumb( ABOUT_ROOT + "/Images/Prototype_AssetStore_Icon_96px.png", "http://www.protoolsforunity3d.com/prototype/", "Design and Build With Zero Lag"),
+		new AdvertisementThumb( ABOUT_ROOT + "/Images/QuickBrush_AssetStore_Icon_96px.png", "http://www.protoolsforunity3d.com/quickbrush/", "Quickly Add Detail Geometry"),
+		new AdvertisementThumb( ABOUT_ROOT + "/Images/QuickDecals_AssetStore_Icon_96px.png", "http://www.protoolsforunity3d.com/quickdecals/", "Add Dirt, Splatters, Posters, etc"),
+		new AdvertisementThumb( ABOUT_ROOT + "/Images/QuickEdit_AssetStore_Icon_96px.png", "http://www.protoolsforunity3d.com/quickedit/", "Edit Imported Meshes!"),
+	};
+#endregion	
+
+/* Recommend you do not modify these. */
+#region Private Fields (automatically populated)
+
+	private string AboutEntryPath = "";
+
+	private string ProductName = "";
+	// private string ProductIdentifer = "";
+	private string ProductVersion = "";
+	private string ChangelogPath = "";
+	private string BannerPath = ABOUT_ROOT + "/Images/Banner.png";
+
+	
+	const int AD_HEIGHT = 96;
+
+	/**
+	 * Struct containing data for use in Advertisement shelf.
+	 */
+	[System.Serializable]
+	public struct AdvertisementThumb
+	{
+		public Texture2D image;
+		public string url;
+		public string about;
+		public GUIContent guiContent;
+
+		public AdvertisementThumb(string imagePath, string url, string about)
+		{
+			guiContent = new GUIContent("", about);
+			this.image = (Texture2D) AssetDatabase.LoadAssetAtPath(imagePath, typeof(Texture2D));
+			guiContent.image = this.image;
+			this.url = url;
+			this.about = about;
+		}
+	}
+
+	Texture2D banner;
+
+	// populated by first entry in changelog
+	string changelog = "";
+#endregion
+
+#region Init
+
+	// [MenuItem("Tools/Test Search About Window", false, 0)]
+	// public static void MenuInit()
+	// {
+	// 	// this could be slow in large projects?
+	// 	string[] allFiles = System.IO.Directory.GetFiles("Assets/", "*.*", System.IO.SearchOption.AllDirectories);
+	// 	string[] entries = System.Array.FindAll(allFiles, name => name.Contains("pc_AboutEntry"));
+		
+	// 	if(entries.Length > 0)
+	// 		AboutWindow.Init(entries[0], true);
+	// }
+
+	/**
+	 * Return true if Init took place, false if not.
+	 */
+	public static bool Init (string aboutEntryPath, bool fromMenu)
+	{
+		string identifier, version;
+
+		if( !GetField(aboutEntryPath, "version: ", out version) || !GetField(aboutEntryPath, "identifier: ", out identifier))
+			return false;
+
+		if(fromMenu || EditorPrefs.GetString(identifier) != version)
+		{
+			string tname;
+
+			pg_AboutWindow win;
+
+			if(!GetField(aboutEntryPath, "name: ", out tname) || !tname.Contains("ProGrids"))
+				return false;
+
+			win = (pg_AboutWindow)EditorWindow.GetWindow(typeof(pg_AboutWindow), true, tname, true);
+			win.SetAboutEntryPath(aboutEntryPath);
+			win.ShowUtility();
+
+			EditorPrefs.SetString(identifier, version);
+
+			return true;
+		}
+		else
+		{
+			return false;
+		}
+	}
+
+	public void OnEnable()
+	{
+		banner = (Texture2D)AssetDatabase.LoadAssetAtPath(BannerPath, typeof(Texture2D));
+
+		// With Unity 4 (on PC) if you have different values for minSize and maxSize,
+		// they do not apply restrictions to window size.
+		this.minSize = new Vector2(banner.width + 12, banner.height * 7);
+		this.maxSize = new Vector2(banner.width + 12, banner.height * 7);
+	}
+
+	public void SetAboutEntryPath(string path)
+	{
+		AboutEntryPath = path;
+		PopulateDataFields(AboutEntryPath);
+	}
+#endregion
+
+#region GUI
+
+	Color LinkColor = new Color(0f, .682f, .937f, 1f);
+
+	GUIStyle 	boldTextStyle,
+				headerTextStyle,
+				linkTextStyle;
+
+	GUIStyle advertisementStyle;
+	Vector2 scroll = Vector2.zero, adScroll = Vector2.zero;
+	// int mm = 32;
+	void OnGUI()
+	{
+		headerTextStyle = headerTextStyle ?? new GUIStyle( EditorStyles.boldLabel );//GUI.skin.label);
+		headerTextStyle.fontSize = 16;
+		
+		linkTextStyle = linkTextStyle ?? new GUIStyle( GUI.skin.label );//GUI.skin.label);
+		linkTextStyle.normal.textColor = LinkColor; 
+		linkTextStyle.alignment = TextAnchor.MiddleLeft;
+
+		boldTextStyle = boldTextStyle ?? new GUIStyle( GUI.skin.label );//GUI.skin.label);
+		boldTextStyle.fontStyle = FontStyle.Bold;
+		boldTextStyle.alignment = TextAnchor.MiddleLeft;
+
+		// #if UNITY_4
+		// richTextLabel.richText = true;
+		// #endif
+
+		advertisementStyle = advertisementStyle ?? new GUIStyle(GUI.skin.button);
+		advertisementStyle.normal.background = null;
+		
+		if(banner != null)
+			GUILayout.Label(banner);
+
+		// mm = EditorGUI.IntField(new Rect(Screen.width - 200, 100, 200, 18), "W: ", mm);
+
+		{
+			GUILayout.Label("Thank you for purchasing " + ProductName + ". Your support allows us to keep developing this and future tools for everyone.", EditorStyles.wordWrappedLabel);
+			GUILayout.Space(2);
+			GUILayout.Label("Read these quick \"ProTips\" before starting:", headerTextStyle);
+			
+			GUILayout.BeginHorizontal();
+				GUILayout.Label("1) ", GUILayout.MinWidth(16), GUILayout.MaxWidth(16));	
+				GUILayout.Label("Register", boldTextStyle, GUILayout.MinWidth(58), GUILayout.MaxWidth(58));	
+				GUILayout.Label("for instant email updates, send your invoice # to", GUILayout.MinWidth(284), GUILayout.MaxWidth(284));	
+				if( GUILayout.Button("contact@procore3d.com", linkTextStyle, GUILayout.MinWidth(142), GUILayout.MaxWidth(142)) )
+					Application.OpenURL("mailto:contact@procore3d.com?subject=Sign me up for the Beta!");
+			GUILayout.EndHorizontal();
+
+			GUILayout.BeginHorizontal();
+				GUILayout.Label("2) ", GUILayout.MinWidth(16), GUILayout.MaxWidth(16));	
+				GUILayout.Label("Report bugs", boldTextStyle, GUILayout.MinWidth(82), GUILayout.MaxWidth(82));	
+				GUILayout.Label("to the ProCore Forum at", GUILayout.MinWidth(144), GUILayout.MaxWidth(144));	
+				if( GUILayout.Button("www.procore3d.com/forum", linkTextStyle, GUILayout.MinWidth(162), GUILayout.MaxWidth(162)) )
+					Application.OpenURL("http://www.procore3d.com/forum");
+			GUILayout.EndHorizontal();
+
+			GUILayout.BeginHorizontal();
+				GUILayout.Label("3) ", GUILayout.MinWidth(16), GUILayout.MaxWidth(16));	
+				GUILayout.Label("Customize!", boldTextStyle, GUILayout.MinWidth(74), GUILayout.MaxWidth(74));	
+				GUILayout.Label("Click on \"Edit > Preferences\" then \"" + ProductName + "\"", GUILayout.MinWidth(276), GUILayout.MaxWidth(276));	
+			GUILayout.EndHorizontal();
+
+			GUILayout.BeginHorizontal();
+				GUILayout.Label("4) ", GUILayout.MinWidth(16), GUILayout.MaxWidth(16));	
+				GUILayout.Label("Documentation", boldTextStyle, GUILayout.MinWidth(102), GUILayout.MaxWidth(102));	
+				GUILayout.Label("Tutorials, & more info:", GUILayout.MinWidth(132), GUILayout.MaxWidth(132));	
+				if( GUILayout.Button("www.procore3d.com/" + ProductName.ToLower(), linkTextStyle, GUILayout.MinWidth(190), GUILayout.MaxWidth(190)) )
+					Application.OpenURL("http://www.procore3d.com/" + ProductName.ToLower());
+			GUILayout.EndHorizontal();
+
+			GUILayout.Space(4);
+
+			GUILayout.BeginHorizontal(GUILayout.MaxWidth(50));
+				
+				GUILayout.Label("Links:", boldTextStyle);
+
+				linkTextStyle.fontStyle = FontStyle.Italic;
+				linkTextStyle.alignment = TextAnchor.MiddleCenter;
+
+				if( GUILayout.Button("procore3d.com", linkTextStyle))
+					Application.OpenURL("http://www.procore3d.com");
+
+				if( GUILayout.Button("facebook", linkTextStyle))
+					Application.OpenURL("http://www.facebook.com/probuilder3d");
+
+				if( GUILayout.Button("twitter", linkTextStyle))
+					Application.OpenURL("http://www.twitter.com/probuilder3d");
+
+				linkTextStyle.fontStyle = FontStyle.Normal;
+			GUILayout.EndHorizontal();
+
+			GUILayout.Space(4);
+		}
+
+		HorizontalLine();
+
+		// always bold the first line (cause it's the version info stuff)
+		scroll = EditorGUILayout.BeginScrollView(scroll);
+		GUILayout.Label(ProductName + "  |  version: " + ProductVersion, EditorStyles.boldLabel);
+		GUILayout.Label("\n" + changelog);
+		EditorGUILayout.EndScrollView();
+		
+		HorizontalLine();
+		
+		GUILayout.Label("More ProCore Products", EditorStyles.boldLabel);
+
+		int pad = advertisements.Length * AD_HEIGHT > Screen.width ? 22 : 6;
+		adScroll = EditorGUILayout.BeginScrollView(adScroll, false, false, GUILayout.MinHeight(AD_HEIGHT + pad), GUILayout.MaxHeight(AD_HEIGHT + pad));
+		GUILayout.BeginHorizontal();
+
+		foreach(AdvertisementThumb ad in advertisements)
+		{
+			if(ad.url.ToLower().Contains(ProductName.ToLower()))
+				continue;
+				
+			if(GUILayout.Button(ad.guiContent, advertisementStyle,
+				GUILayout.MinWidth(AD_HEIGHT), GUILayout.MaxWidth(AD_HEIGHT),
+				GUILayout.MinHeight(AD_HEIGHT), GUILayout.MaxHeight(AD_HEIGHT)))
+			{
+				Application.OpenURL(ad.url);
+			}
+		}
+		GUILayout.EndHorizontal();
+		EditorGUILayout.EndScrollView();
+		/* shill other products */
+	}
+
+	/**
+	 * Draw a horizontal line across the screen and update the guilayout.
+	 */
+	void HorizontalLine()
+	{
+		Rect r = GUILayoutUtility.GetLastRect();
+		Color og = GUI.backgroundColor;
+		GUI.backgroundColor = Color.black;
+		GUI.Box(new Rect(0f, r.y + r.height + 2, Screen.width, 2f), "");
+		GUI.backgroundColor = og;
+
+		GUILayout.Space(6);
+	}
+#endregion
+
+#region Data Parsing
+
+	/* rich text ain't wuurkin' in unity 3.5 */
+	const string RemoveBraketsRegex = "(\\<.*?\\>)";
+
+	/**
+	 * Open VersionInfo and Changelog and pull out text to populate vars for OnGUI to display.
+	 */
+	void PopulateDataFields(string entryPath)
+	{
+		/* Get data from VersionInfo.txt */
+		TextAsset versionInfo = (TextAsset)AssetDatabase.LoadAssetAtPath( entryPath, typeof(TextAsset));
+		
+		ProductName = "";
+		// ProductIdentifer = "";
+		ProductVersion = "";
+		ChangelogPath = "";
+
+		if(versionInfo != null)
+		{
+			string[] txt = versionInfo.text.Split('\n');
+			foreach(string cheese in txt)
+			{
+				if(cheese.StartsWith("name:")) 
+					ProductName = cheese.Replace("name: ", "").Trim();
+				else 
+				if(cheese.StartsWith("version:"))
+					ProductVersion = cheese.Replace("version: ", "").Trim();
+				else 
+				if(cheese.StartsWith("changelog:"))
+					ChangelogPath = cheese.Replace("changelog: ", "").Trim();
+			}
+		}
+
+		// notes = notes.Trim();
+
+		/* Get first entry in changelog.txt */
+		TextAsset changelogText = (TextAsset)AssetDatabase.LoadAssetAtPath( ChangelogPath, typeof(TextAsset));
+
+		if(changelogText)
+		{
+			string[] split = changelogText.text.Split( new string[] {"--"}, System.StringSplitOptions.RemoveEmptyEntries );
+			StringBuilder sb = new StringBuilder();
+			string[] newLineSplit = split[0].Trim().Split('\n');
+			for(int i = 2; i < newLineSplit.Length; i++)
+				sb.AppendLine(newLineSplit[i]);
+			
+			changelog = sb.ToString();
+		}
+	}
+
+	private static bool GetField(string path, string field, out string value)
+	{
+		TextAsset entry = (TextAsset)AssetDatabase.LoadAssetAtPath(path, typeof(TextAsset));
+		value = "";
+
+		if(!entry) return false;
+
+		foreach(string str in entry.text.Split('\n'))
+		{
+			if(str.Contains(field))
+			{
+				value = str.Replace(field, "").Trim();
+				return true;
+			}
+		}
+
+		return false;		
+	}
+#endregion
+}

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assignment10final/Assets/ProCore/ProGrids/About/changelog.txt

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+-- ProGrids 2.5.0f0 -
+
+# Features
+	- Single key shortcuts now configurable via preferences.
+
+# Bug Fixes
+	- Don't prevent compiling to Windows Store target.
+	- Single key shortcuts no long beep on Mac.
+	- Fix null reference error if GameObject has a null component.
+
+-- ProGrids 2.4.1f0 -
+
+# Bug Fixes
+	- Prevent About Window from opening other tool changelogs.
+
+-- ProGrids 2.4.0f0 -
+
+# Features
+	- Add `pg_IgnoreSnapAttribute` and `ProGridsConditionalSnapAttribute` to disable or conditionally disable snapping on objects.
+	- Increase accessible grid multiplier range.
+
+# Bug Fixes
+	- Fix sRGB import settings on icons.
+	- Prevert overflow when increasing grid multiplier.
+
+-- ProGrids 2.3.0f0 -
+
+# Features
+	- Add option to set major line increment.
+	- Automatically hide and show the Unity grid when opening / closing ProGrids.
+
+# Bug Fixes
+	- Fix bug where ProGrids could fail to find icons when root folder is moved.
+	- Fix bug where ProGrids would not remember it's state between Unity sessions.
+
+# Changes
+	- Slightly increase opacity of default grid colors.
+
+-- ProGrids 2.2.7f0 -
+
+# Bug Fixes
+	- Fix cases where `Snap on Selected Axes` would sometimes be unset.
+
+-- ProGrids 2.2.6f0 -
+
+# Bug Fixes
+	- Fix warnings in Unity 5.4 regarding API use during serialization.
+
+-- ProGrids 2.2.5f0 -
+
+# Bug Fixes
+	- Fix an issue where ProGrids would not stay open across Unity restarts.
+
+-- ProGrids 2.2.4f0 -
+
+# Bug Fixes
+	- Fix issue where adjusting grid offset would not repaint grid.
+	- Attempt to load GUI resources on deserialization, possibly addressing issues with menu icons not loading.
+
+-- ProGrids 2.2.3f0 -
+
+# Bug Fixes
+	- If icons aren't found, search the project for matching images (allows user to rename or move ProGrids folder).
+	- Make menu usable even if icons aren't found in project.
+	- Fix bug where grid would fail to render on Mac.
+	- Improve performance of grid rendering and increase draw distance.
+
+-- ProGrids 2.2.2f0 -
+
+# Bug Fixes
+	- Fix possible leak in pg_GridRenderer.
+	- Fix 10th line highlight being lost on script reload.
+	- Remember open/closed state between Unity loads.
+	- Fix bug where multiple ProGrids instances could potentially be instantiated.
+
+-- ProGrids 2.2.1f0 -
+
+# Features
+	- New interface jettisons bulky Editor Window in favor of a minimal dropdown in the active sceneview.
+	- New "Predictive Grid" option will automatically change the grid plane to best match the current movement.
+	- Add option to snap all selected objects independently of on another (toggle off "Snap as Group").
+
+# Bug Fixes
+	- Improve support for multiple open scene view windows.
+	- Respect local rotation when calculating snap value.
+
+-- ProGrids 2.1.7f0 -
+
+# Features
+	- Add preference to enabled snapping scale values.
+
+-- ProGrids 2.1.6p2 -
+
+# Features
+	- Unity 5 compatibility.
+
+# Patch 1
+	- Add documentation PDF.
+
+# Patch 2
+	- Fix Upgradable API warning.
+	- Fix version marking in About.
+
+-- ProGrids 2.1.5 -
+
+# Bug Fixes
+	- Fix crash on OSX in Unity 5.
+	- Remember grid position when closing and re-opening ProGrids.
+	- Grid lines no longer render on top of geometry in Deferred Rendering.
+	- Improve performance of Editor when rendering perspective grids.
+
+-- ProGrids 2.1.4 -
+
+# Bug Fixes
+	- Remember On/Off state when closing window.
+	- ProBuilder now respects temporary snapping disable toggle.
+	- ProBuilder now respects temporary axis constraint toggles.
+	- Snap value resolution now retained when using -/+ keys to increase or decrease size.
+
+# Changes
+	- Remove deprecated SixBySeven.dll.
+	- Remove unused font from Resources folder.
+
+-- ProGrids 2.1.3 -
+
+# Bug Fixes	
+	- Catch instance where GridRenderer would not detect Deferred Rendering path, causing grid to appear black and spotty.
+	- Remember grid show/hide preferences across Unity launches.
+
+-- ProGrids 2.1.2 -
+
+# Bug Fixes
+	- Fix missing grid when using Deferred Rendering path.
+	- Fix conflicting shortcut for toggle axis constraints.
+
+-- ProGrids 2.1.1 -
+
+# Features
+	- New perspective plane grids.
+	- New perspective 3d grid.
+	- Redesigned interface
+	- New `[` and `]` shortcuts decrease and increase grid resolution.
+	- New `-` and `+` shortcuts move 3d plane grid forwards and backwards along axis.
+	- New `\` shortcut key to toggle between orthographic axis and perspective modes.
+	- Improve orthographic grid rendering performance.
+	- Highlight every 10th line.
+	- New preference toggles use of Axis Constraints while dragging objects (use 'C' key to invert preference on the fly).
+	- Shiny new About window.
+
+# Bug Fixes
+	- Update grid in real time while modifying preferences.
+	- Catch a rare divide by zero exception on Unity 3.
+
+# Changes
+	- Move ProGrids from 6by7 folder to ProCore.
+	- Use new `ProCore.dll` library instead of `SixBySeven.dll`.

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assignment10final/Assets/ProCore/ProGrids/About/pc_AboutEntry_ProGrids.txt

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+name: ProGrids
+identifier: ProGrids2_AboutWindowIdentifier
+version: 2.5.0f0
+date: 8-3-2017
+changelog: Assets/ProCore/ProGrids/About/changelog.txt

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assignment10final/Assets/ProCore/ProGrids/Classes/pg_Constant.cs

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+#define PRO
+
+using UnityEngine;
+using System.Collections;
+
+namespace ProGrids
+{
+	public static class pg_Constant
+	{
+		public const string ProGridsIsEnabled = "pgProGridsIsEnabled";
+		public const string ProGridsIsExtended = "pgProGridsIsExtended";
+		public const string ProGridsUpgradeURL = "http://u3d.as/content/six-by-seven-studio/pro-grids/3ov";
+		public const string SnapValue = "pgSnapValue";
+		public const string SnapMultiplier = "pgSnapMultiplier";
+		public const string SnapEnabled = "pgSnapEnabled";
+		public const string UseAxisConstraints = "pgUseAxisConstraints";
+		public const string LastOrthoToggledRotation = "pgLastOrthoToggledRotation";
+		public const string BracketIncreaseValue = "pgBracketIncreaseValue";
+		public const string GridUnit = "pg_GridUnit";
+		public const string LockGrid = "pg_LockGrid";
+		public const string LockedGridPivot = "pg_LockedGridPivot";
+		public const string PGVersion = "pg_Version";
+		public const string GridAxis = "pg_GridAxis";
+		public const string PerspGrid = "pg_PerspGrid";
+		public const string SnapScale = "pg_SnapOnScale";
+		public const string PredictiveGrid = "pg_PredictiveGrid";
+		public const string SnapAsGroup = "pg_SnapAsGroup";
+		public const string MajorLineIncrement = "pg_MajorLineIncrement";
+		public const string SyncUnitySnap = "pg_SyncUnitySnap";
+
+		public const float METER = 1f;
+		#if PRO
+		public const float CENTIMETER = .01f;
+		public const float MILLIMETER = .001f;
+		public const float INCH = 0.0253999862840074f;
+		public const float FOOT = 0.3048f;
+		public const float YARD = 1.09361f;
+		public const float PARSEC = 5f;
+		#endif
+	}
+}

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assignment10final/Assets/ProCore/ProGrids/Classes/pg_Enum.cs

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+#define PRO
+
+using UnityEngine;
+using System.Collections;
+
+namespace ProGrids
+{
+	public enum Axis {
+		None = 0x0,
+		X = 0x1,
+		Y = 0x2,
+		Z = 0x4,
+		NegX = 0x8,
+		NegY = 0x16,
+		NegZ = 0x32
+	}
+
+	public enum SnapUnit {
+		Meter,
+		#if PRO
+		Centimeter,
+		Millimeter,
+		Inch,
+		Foot,
+		Yard,
+		Parsec
+		#endif
+	}
+
+	public static class pg_Enum
+	{
+		/**
+		 * Multiplies a Vector3 using the inverse value of an axis (eg, Axis.Y becomes Vector3(1, 0, 1) )
+		 */
+		public static Vector3 InverseAxisMask(Vector3 v, Axis axis)
+		{
+			switch(axis)
+			{
+				case Axis.X:
+				case Axis.NegX:
+					return Vector3.Scale(v, new Vector3(0f, 1f, 1f));
+				
+				case Axis.Y:
+				case Axis.NegY:
+					return Vector3.Scale(v, new Vector3(1f, 0f, 1f));
+
+				case Axis.Z:
+				case Axis.NegZ:
+					return Vector3.Scale(v, new Vector3(1f, 1f, 0f));
+
+				default:
+					return v;
+			}
+		}
+
+		public static Vector3 AxisMask(Vector3 v, Axis axis)
+		{
+			switch(axis)
+			{
+				case Axis.X:
+				case Axis.NegX:
+					return Vector3.Scale(v, new Vector3(1f, 0f, 0f));
+				
+				case Axis.Y:
+				case Axis.NegY:
+					return Vector3.Scale(v, new Vector3(0f, 1f, 0f));
+
+				case Axis.Z:
+				case Axis.NegZ:
+					return Vector3.Scale(v, new Vector3(0f, 0f, 1f));
+
+				default:
+					return v;
+			}
+		}
+
+		public static float SnapUnitValue(SnapUnit su)
+		{
+			switch(su)
+			{
+				case SnapUnit.Meter:
+					return pg_Constant.METER;
+#if PRO
+				case SnapUnit.Centimeter:
+					return pg_Constant.CENTIMETER;
+				case SnapUnit.Millimeter:
+					return pg_Constant.MILLIMETER;
+				case SnapUnit.Inch:
+					return pg_Constant.INCH;
+				case SnapUnit.Foot:
+					return pg_Constant.FOOT;
+				case SnapUnit.Yard:
+					return pg_Constant.YARD;
+				case SnapUnit.Parsec:
+					return pg_Constant.PARSEC;
+#endif
+				default:
+					return pg_Constant.METER;
+			}
+		}
+	}
+}

assignment10final/Assets/ProCore/ProGrids/Classes/pg_Enum.cs.meta

@@ -0,0 +1,12 @@
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assignment10final/Assets/ProCore/ProGrids/Classes/pg_IconUtility.cs

@@ -0,0 +1,71 @@
+#if UNITY_EDITOR
+using UnityEngine;
+using UnityEditor;
+using System;
+using System.IO;
+using System.Collections.Generic;
+
+namespace ProGrids
+{
+	[InitializeOnLoad]
+	public static class pg_IconUtility
+	{
+		const string ICON_FOLDER_PATH = "ProGridsToggles";
+		private static string iconFolderPath = "Assets/ProCore/ProGrids/GUI/ProGridsToggles/";
+
+		static pg_IconUtility()
+		{
+			if(!Directory.Exists(iconFolderPath))
+			{
+				string folder = FindFolder(ICON_FOLDER_PATH);
+
+				if(Directory.Exists(folder))
+					iconFolderPath = folder;
+			}
+		}
+
+		private static string FindFolder(string folder)
+		{
+#if !UNITY_WEBPLAYER
+			string single = folder.Replace("\\", "/").Substring(folder.LastIndexOf('/') + 1);
+
+			string[] matches = Directory.GetDirectories("Assets/", single, SearchOption.AllDirectories);
+
+			foreach(string str in matches)
+			{
+				string path = str.Replace("\\", "/");
+
+				if(path.Contains(folder))
+				{
+					if(!path.EndsWith("/"))
+						path += "/";
+
+					return path;
+				}
+			}
+#endif
+			Debug.LogError("Could not locate ProGrids/GUI/ProGridsToggles folder.  The ProGrids folder may be moved, but the contents of ProGrids must remain unmodified.");
+
+			return "";
+		}
+
+		public static Texture2D LoadIcon(string iconName)
+		{
+			string iconPath = string.Format("{0}{1}", iconFolderPath, iconName);
+
+			if(!File.Exists(iconPath))
+			{
+				Debug.LogError("ProGrids failed to locate menu image: " + iconName + ".\nThis can happen if the GUI folder is moved or deleted.  Deleting and re-importing ProGrids will fix this error.");
+				return (Texture2D) null;
+			}
+
+			return LoadAssetAtPath<Texture2D>(iconPath);
+		}
+
+		static T LoadAssetAtPath<T>(string path) where T : UnityEngine.Object
+		{
+			return (T) AssetDatabase.LoadAssetAtPath(path, typeof(T));
+		}
+	}
+}
+#endif

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assignment10final/Assets/ProCore/ProGrids/Classes/pg_IgnoreSnapAttribute.cs

@@ -0,0 +1,23 @@
+using UnityEngine;
+using System;
+
+namespace ProGrids
+{
+	/**
+	 * ProGridsNoSnapAttribute tells ProGrids to skip snapping on this object.
+	 *	Note - On Unity versions less than 5.2 this will not take effect until after a script
+	 *	reload.
+	 */
+	[AttributeUsage(AttributeTargets.Class, AllowMultiple = false, Inherited = true)]
+	public class ProGridsNoSnapAttribute : Attribute
+	{
+	}
+
+	/**
+	 * ProGridsConditionalSnapAttribute tells ProGrids to check `bool IsSnapEnabled()` function on this object.
+	 */
+	[AttributeUsage(AttributeTargets.Class, AllowMultiple = false, Inherited = true)]
+	public class ProGridsConditionalSnapAttribute : Attribute
+	{
+	}
+}

assignment10final/Assets/ProCore/ProGrids/Classes/pg_IgnoreSnapAttribute.cs.meta

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assignment10final/Assets/ProCore/ProGrids/Classes/pg_SceneMeshRender.cs

@@ -0,0 +1,47 @@
+#if UNITY_EDITOR
+using UnityEngine;
+using UnityEditor;
+using System.Linq;
+using System.Collections;
+
+/**
+ * Despite the MonoBehaviour inheritance, this is an Editor-only script.
+ */
+[ExecuteInEditMode]
+public class pg_SceneMeshRender : MonoBehaviour
+{
+	// HideFlags.DontSaveInEditor isn't exposed for whatever reason, so do the bit math on ints 
+	// and just cast to HideFlags.
+	// HideFlags.HideInHierarchy | HideFlags.DontSaveInEditor | HideFlags.NotEditable
+	HideFlags SceneCameraHideFlags = (HideFlags) (1 | 4 | 8);
+
+	public Mesh mesh;
+	public Material material;
+
+	void OnDestroy()
+	{
+		if(mesh) DestroyImmediate(mesh);
+		if(material) DestroyImmediate(material);
+	}
+
+	void OnRenderObject()
+	{
+		// instead of relying on 'SceneCamera' string comparison, check if the hideflags match.
+		// this could probably even just check for one bit match, since chances are that any 
+		// game view camera isn't going to have hideflags set.
+		if( (Camera.current.gameObject.hideFlags & SceneCameraHideFlags) != SceneCameraHideFlags || Camera.current.name != "SceneCamera" )
+			return;
+
+		if(material == null || mesh == null)
+		{
+			
+			GameObject.DestroyImmediate(this.gameObject);
+			// Debug.Log("NULL MESH || MATERIAL");
+			return;
+		}
+
+		material.SetPass(0);
+		Graphics.DrawMeshNow(mesh, Vector3.zero, Quaternion.identity, 0);
+	}
+}
+#endif

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assignment10final/Assets/ProCore/ProGrids/Classes/pg_Util.cs

@@ -0,0 +1,369 @@
+#if UNITY_EDITOR || !(UNITY_WP_8_1 || UNITY_WSA || UNITY_WSA_8_1 || UNITY_WSA_10_0 || UNITY_WINRT || UNITY_WINRT_8_1 || UNITY_WINRT_10_0)
+
+using UnityEngine;
+using System.Collections;
+using System.Collections.Generic;
+using System;
+using System.Linq;
+using System.Reflection;
+
+namespace ProGrids
+{
+	public static class pg_Util
+	{
+		public static Color ColorWithString(string value)
+		{
+			string valid = "01234567890.,";
+	        value = new string(value.Where(c => valid.Contains(c)).ToArray());
+	        string[] rgba = value.Split(',');
+
+	        // BRIGHT pink
+	        if(rgba.Length < 4)
+	        	return new Color(1f, 0f, 1f, 1f);
+
+			return new Color(
+				float.Parse(rgba[0]),
+				float.Parse(rgba[1]),
+				float.Parse(rgba[2]),
+				float.Parse(rgba[3]));
+		}
+
+		private static Vector3 VectorToMask(Vector3 vec)
+		{
+			return new Vector3( Mathf.Abs(vec.x) > Mathf.Epsilon ? 1f : 0f,
+								Mathf.Abs(vec.y) > Mathf.Epsilon ? 1f : 0f,
+								Mathf.Abs(vec.z) > Mathf.Epsilon ? 1f : 0f );
+		}
+
+		private static Axis MaskToAxis(Vector3 vec)
+		{
+			Axis axis = Axis.None;
+			if( Mathf.Abs(vec.x) > 0 ) axis |= Axis.X;
+			if( Mathf.Abs(vec.y) > 0 ) axis |= Axis.Y;
+			if( Mathf.Abs(vec.z) > 0 ) axis |= Axis.Z;
+			return axis;
+		}
+
+		private static Axis BestAxis(Vector3 vec)
+		{
+			float x = Mathf.Abs(vec.x);
+			float y = Mathf.Abs(vec.y);
+			float z = Mathf.Abs(vec.z);
+
+			return (x > y && x > z) ? Axis.X : ((y > x && y > z) ? Axis.Y : Axis.Z);
+		}
+
+		public static Axis CalcDragAxis(Vector3 movement, Camera cam)
+		{
+			Vector3 mask = VectorToMask(movement);
+
+			if(mask.x + mask.y + mask.z == 2)
+			{
+				return MaskToAxis(Vector3.one - mask);
+			}
+			else
+			{
+				switch( MaskToAxis(mask) )
+				{
+					case Axis.X:
+						if( Mathf.Abs(Vector3.Dot(cam.transform.forward, Vector3.up)) < Mathf.Abs(Vector3.Dot(cam.transform.forward, Vector3.forward)))
+							return Axis.Z;
+						else
+							return Axis.Y;
+
+					case Axis.Y:
+						if( Mathf.Abs(Vector3.Dot(cam.transform.forward, Vector3.right)) < Mathf.Abs(Vector3.Dot(cam.transform.forward, Vector3.forward)))
+							return Axis.Z;
+						else
+							return Axis.X;
+
+					case Axis.Z:
+						if( Mathf.Abs(Vector3.Dot(cam.transform.forward, Vector3.right)) < Mathf.Abs(Vector3.Dot(cam.transform.forward, Vector3.up)))
+							return Axis.Y;
+						else
+							return Axis.X;
+					default:
+
+						return Axis.None;
+				}
+			}
+		}
+
+		public static float ValueFromMask(Vector3 val, Vector3 mask)
+		{
+			if(Mathf.Abs(mask.x) > .0001f)
+				return val.x;
+			else if(Mathf.Abs(mask.y) > .0001f)
+				return val.y;
+			else
+				return val.z;
+		}
+
+		public static Vector3 SnapValue(Vector3 val, float snapValue)
+		{
+			float _x = val.x, _y = val.y, _z = val.z;
+			return new Vector3(
+				Snap(_x, snapValue),
+				Snap(_y, snapValue),
+				Snap(_z, snapValue)
+				);
+		}
+
+		/**
+		 *	Fetch a type with name and optional assembly name.  `type` should include namespace.
+		 */
+		private static Type GetType(string type, string assembly = null)
+		{
+			Type t = Type.GetType(type);
+
+			if(t == null)
+			{
+				IEnumerable<Assembly> assemblies = AppDomain.CurrentDomain.GetAssemblies();
+
+				if(assembly != null)
+					assemblies = assemblies.Where(x => x.FullName.Contains(assembly));
+
+				foreach(Assembly ass in assemblies)
+				{
+					t = ass.GetType(type);
+
+					if(t != null)
+						return t;
+				}
+			}
+
+			return t;
+		}
+
+		public static void SetUnityGridEnabled(bool isEnabled)
+		{
+			try
+			{
+				Type annotationUtility = GetType("UnityEditor.AnnotationUtility");
+				PropertyInfo pi = annotationUtility.GetProperty("showGrid", BindingFlags.NonPublic | BindingFlags.Static);
+				pi.SetValue(null, isEnabled, BindingFlags.NonPublic | BindingFlags.Static, null, null, null);
+			}
+			catch
+			{}
+		}
+
+		public static bool GetUnityGridEnabled()
+		{
+			try
+			{
+				Type annotationUtility = GetType("UnityEditor.AnnotationUtility");
+				PropertyInfo pi = annotationUtility.GetProperty("showGrid", BindingFlags.NonPublic | BindingFlags.Static);
+				return (bool) pi.GetValue(null, null);
+			}
+			catch
+			{}
+
+			return false;
+		}
+
+		const float EPSILON = .0001f;
+		public static Vector3 SnapValue(Vector3 val, Vector3 mask, float snapValue)
+		{
+
+			float _x = val.x, _y = val.y, _z = val.z;
+			return new Vector3(
+				( Mathf.Abs(mask.x) < EPSILON ? _x : Snap(_x, snapValue) ),
+				( Mathf.Abs(mask.y) < EPSILON ? _y : Snap(_y, snapValue) ),
+				( Mathf.Abs(mask.z) < EPSILON ? _z : Snap(_z, snapValue) )
+				);
+		}
+
+		public static Vector3 SnapToCeil(Vector3 val, Vector3 mask, float snapValue)
+		{
+			float _x = val.x, _y = val.y, _z = val.z;
+			return new Vector3(
+				( Mathf.Abs(mask.x) < EPSILON ? _x : SnapToCeil(_x, snapValue) ),
+				( Mathf.Abs(mask.y) < EPSILON ? _y : SnapToCeil(_y, snapValue) ),
+				( Mathf.Abs(mask.z) < EPSILON ? _z : SnapToCeil(_z, snapValue) )
+				);
+		}
+
+		public static Vector3 SnapToFloor(Vector3 val, float snapValue)
+		{
+			float _x = val.x, _y = val.y, _z = val.z;
+			return new Vector3(
+				SnapToFloor(_x, snapValue),
+				SnapToFloor(_y, snapValue),
+				SnapToFloor(_z, snapValue)
+				);
+		}
+
+		public static Vector3 SnapToFloor(Vector3 val, Vector3 mask, float snapValue)
+		{
+			float _x = val.x, _y = val.y, _z = val.z;
+			return new Vector3(
+				( Mathf.Abs(mask.x) < EPSILON ? _x : SnapToFloor(_x, snapValue) ),
+				( Mathf.Abs(mask.y) < EPSILON ? _y : SnapToFloor(_y, snapValue) ),
+				( Mathf.Abs(mask.z) < EPSILON ? _z : SnapToFloor(_z, snapValue) )
+				);
+		}
+
+		public static float Snap(float val, float round)
+		{
+			return round * Mathf.Round(val / round);
+		}
+
+		public static float SnapToFloor(float val, float snapValue)
+		{
+			return snapValue * Mathf.Floor(val / snapValue);
+		}
+
+		public static float SnapToCeil(float val, float snapValue)
+		{
+			return snapValue * Mathf.Ceil(val / snapValue);
+		}
+
+		public static Vector3 CeilFloor(Vector3 v)
+		{
+			v.x = v.x < 0 ? -1 : 1;
+			v.y = v.y < 0 ? -1 : 1;
+			v.z = v.z < 0 ? -1 : 1;
+
+			return v;
+		}
+
+		abstract class SnapEnabledOverride
+		{
+			public abstract bool IsEnabled();
+		}
+
+		class SnapIsEnabledOverride : SnapEnabledOverride
+		{
+			bool m_SnapIsEnabled;
+
+			public SnapIsEnabledOverride(bool snapIsEnabled)
+			{
+				m_SnapIsEnabled = snapIsEnabled;
+			}
+
+			public override bool IsEnabled() { return m_SnapIsEnabled; }
+		}
+
+		class ConditionalSnapOverride : SnapEnabledOverride
+		{
+			public System.Func<bool> m_IsEnabledDelegate;
+
+			public ConditionalSnapOverride(System.Func<bool> d)
+			{
+				m_IsEnabledDelegate = d;
+			}
+
+			public override bool IsEnabled() { return m_IsEnabledDelegate(); }
+		}
+
+		private static Dictionary<Transform, SnapEnabledOverride> m_SnapOverrideCache = new Dictionary<Transform, SnapEnabledOverride>();
+		private static Dictionary<Type, bool> m_NoSnapAttributeTypeCache = new Dictionary<Type, bool>();
+		private static Dictionary<Type, MethodInfo> m_ConditionalSnapAttributeCache = new Dictionary<Type, MethodInfo>();
+
+		public static void ClearSnapEnabledCache()
+		{
+			m_SnapOverrideCache.Clear();
+		}
+
+		public static bool SnapIsEnabled(Transform t)
+		{
+			SnapEnabledOverride so;
+
+			if(m_SnapOverrideCache.TryGetValue(t, out so))
+				return so.IsEnabled();
+
+			object[] attribs = null;
+
+			foreach(Component c in t.GetComponents<MonoBehaviour>())
+			{
+				if(c == null)
+					continue;
+
+				Type type = c.GetType();
+
+				bool hasNoSnapAttrib;
+
+				if(m_NoSnapAttributeTypeCache.TryGetValue(type, out hasNoSnapAttrib))
+				{
+					if(hasNoSnapAttrib)
+					{
+						m_SnapOverrideCache.Add(t, new SnapIsEnabledOverride(!hasNoSnapAttrib));
+						return true;
+					}
+				}
+				else
+				{
+					attribs = type.GetCustomAttributes(true);
+					hasNoSnapAttrib = attribs.Any(x => x != null && x.ToString().Contains("ProGridsNoSnap"));
+					m_NoSnapAttributeTypeCache.Add(type, hasNoSnapAttrib);
+
+					if(hasNoSnapAttrib)
+					{
+						m_SnapOverrideCache.Add(t, new SnapIsEnabledOverride(!hasNoSnapAttrib));
+						return true;
+					}
+				}
+
+				MethodInfo mi;
+
+				if(m_ConditionalSnapAttributeCache.TryGetValue(type, out mi))
+				{
+					if(mi != null)
+					{
+						m_SnapOverrideCache.Add(t, new ConditionalSnapOverride(() => { return (bool) mi.Invoke(c, null); }));
+						return (bool) mi.Invoke(c, null);
+					}
+				}
+				else
+				{
+					if( attribs.Any(x => x != null && x.ToString().Contains("ProGridsConditionalSnap")) )
+					{
+						mi = type.GetMethod("IsSnapEnabled", BindingFlags.Instance | BindingFlags.FlattenHierarchy | BindingFlags.NonPublic | BindingFlags.Public);
+
+						m_ConditionalSnapAttributeCache.Add(type, mi);
+
+						if(mi != null)
+						{
+							m_SnapOverrideCache.Add(t, new ConditionalSnapOverride(() => { return (bool) mi.Invoke(c, null); }));
+							return (bool) mi.Invoke(c, null);
+						}
+					}
+					else
+					{
+						m_ConditionalSnapAttributeCache.Add(type, null);
+					}
+				}
+			}
+
+			m_SnapOverrideCache.Add(t, new SnapIsEnabledOverride(true));
+
+			return true;
+		}
+	}
+
+	public static class PGExtensions
+	{
+		public static bool Contains(this Transform[] t_arr, Transform t)
+		{
+			for(int i = 0; i < t_arr.Length; i++)
+				if(t_arr[i] == t)
+					return true;
+			return false;
+		}
+
+		public static float Sum(this Vector3 v)
+		{
+			return v[0] + v[1] + v[2];
+		}
+
+		public static bool InFrustum(this Camera cam, Vector3 point)
+		{
+			Vector3 p = cam.WorldToViewportPoint(point);
+			return  (p.x >= 0f && p.x <= 1f) &&
+					(p.y >= 0f && p.y <= 1f) &&
+					p.z >= 0f;
+		}
+	}
+
+}
+#endif

assignment10final/Assets/ProCore/ProGrids/Classes/pg_Util.cs.meta

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assignment10final/Assets/ProCore/ProGrids/Editor.meta

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assignment10final/Assets/ProCore/ProGrids/Editor/pg_Editor.cs.meta

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assignment10final/Assets/ProCore/ProGrids/Editor/pg_GridRenderer.cs

@@ -0,0 +1,451 @@
+using UnityEngine;
+using UnityEditor;
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace ProGrids
+{
+	public class pg_GridRenderer
+	{
+		static readonly HideFlags PG_HIDE_FLAGS = HideFlags.HideAndDontSave;
+
+		const string PREVIEW_OBJECT_NAME = "ProGridsGridObject";
+		const string MATERIAL_OBJECT_NAME = "ProGridsMaterialObject";
+		const string MESH_OBJECT_NAME = "ProGridsMeshObject";
+		const string GRID_SHADER = "Hidden/ProGrids/pg_GridShader";
+		const int MAX_LINES = 256;
+
+		static GameObject gridObject;
+		static Mesh gridMesh;
+		static Material gridMaterial;
+
+		public static int majorLineIncrement = 10;
+
+		/**
+		 * Destroy any existing render objects, then initialize new ones.
+		 */
+		public static void Init()
+		{
+			Destroy();
+
+			gridObject = EditorUtility.CreateGameObjectWithHideFlags(PREVIEW_OBJECT_NAME, PG_HIDE_FLAGS, new System.Type[2]{typeof(MeshFilter), typeof(MeshRenderer)});
+			majorLineIncrement = EditorPrefs.GetInt(pg_Constant.MajorLineIncrement, 10);
+			if(majorLineIncrement < 2)
+				majorLineIncrement = 2;
+
+			// Force the mesh to only render in SceneView
+			pg_SceneMeshRender renderer = gridObject.AddComponent<pg_SceneMeshRender>();
+
+			gridMesh = new Mesh();
+			gridMesh.name = MESH_OBJECT_NAME;
+			gridMesh.hideFlags = PG_HIDE_FLAGS;
+
+			gridMaterial = new Material(Shader.Find(GRID_SHADER));
+			gridMaterial.name = MATERIAL_OBJECT_NAME;
+			gridMaterial.hideFlags = PG_HIDE_FLAGS;
+
+			renderer.mesh = gridMesh;
+			renderer.material = gridMaterial;
+		}
+
+		public static void Destroy()
+		{
+			DestoryObjectsWithName(MESH_OBJECT_NAME, typeof(Mesh));
+			DestoryObjectsWithName(MATERIAL_OBJECT_NAME, typeof(Material));
+			DestoryObjectsWithName(PREVIEW_OBJECT_NAME, typeof(GameObject));
+		}
+
+		static void DestoryObjectsWithName(string Name, System.Type type)
+		{
+			IEnumerable go = Resources.FindObjectsOfTypeAll(type).Where(x => x.name.Contains(Name));
+
+			foreach(Object t in go)
+			{
+				GameObject.DestroyImmediate(t);
+			}
+		}
+
+		private static int tan_iter, bit_iter, max = MAX_LINES, div = 1;
+
+		/**
+		 * Returns the distance this grid is drawing
+		 */
+		public static float DrawPlane(Camera cam, Vector3 pivot, Vector3 tangent, Vector3 bitangent, float snapValue, Color color, float alphaBump)
+		{
+			if(!gridMesh || !gridMaterial || !gridObject)
+				Init();
+
+			gridMaterial.SetFloat("_AlphaCutoff", .1f);
+			gridMaterial.SetFloat("_AlphaFade", .6f);
+
+			pivot = pg_Util.SnapValue(pivot, snapValue);
+
+			Vector3 p = cam.WorldToViewportPoint(pivot);
+			bool inFrustum = (p.x >= 0f && p.x <= 1f) &&
+							 (p.y >= 0f && p.y <= 1f) &&
+							  p.z >= 0f;
+
+			float[] distances = GetDistanceToFrustumPlanes(cam, pivot, tangent, bitangent, 24f);
+
+			if(inFrustum)
+			{
+				tan_iter = (int)(Mathf.Ceil( (Mathf.Abs(distances[0]) + Mathf.Abs(distances[2]))/snapValue ));
+				bit_iter = (int)(Mathf.Ceil( (Mathf.Abs(distances[1]) + Mathf.Abs(distances[3]))/snapValue ));
+
+				max = Mathf.Max( tan_iter, bit_iter );
+
+				// if the max is around 3x greater than min, we're probably skewing the camera at near-plane
+				// angle, so use the min instead.
+				if(max > Mathf.Min(tan_iter, bit_iter) * 2)
+					max = (int) Mathf.Min(tan_iter, bit_iter) * 2;
+
+				div = 1;
+
+				float dot = Vector3.Dot( cam.transform.position-pivot, Vector3.Cross(tangent, bitangent) );
+
+				if(max > MAX_LINES)
+				{
+					if(Vector3.Distance(cam.transform.position, pivot) > 50f * snapValue && Mathf.Abs(dot) > .8f)
+					{
+						while(max/div > MAX_LINES)
+							div += div;
+					}
+					else
+					{
+						max = MAX_LINES;
+					}
+				}
+			}
+
+			// origin, tan, bitan, increment, iterations, divOffset, color, primary alpha bump
+			DrawFullGrid(cam, pivot, tangent, bitangent, snapValue*div, max/div, div, color, alphaBump);
+
+			return ((snapValue*div)*(max/div));
+		}
+
+		public static void DrawGridPerspective(Camera cam, Vector3 pivot, float snapValue, Color[] colors, float alphaBump)
+		{
+			if(!gridMesh || !gridMaterial || !gridObject)
+				Init();
+
+			gridMaterial.SetFloat("_AlphaCutoff", 0f);
+			gridMaterial.SetFloat("_AlphaFade", 0f);
+
+			Vector3 camDir = (pivot - cam.transform.position).normalized;
+			pivot = pg_Util.SnapValue(pivot, snapValue);
+
+			// Used to flip the grid to match whatever direction the cam is currently
+			// coming at the pivot from
+			Vector3 right = camDir.x < 0f ? Vector3.right : Vector3.right * -1f;
+			Vector3 up = camDir.y < 0f ? Vector3.up : Vector3.up * -1f;
+			Vector3 forward = camDir.z < 0f ? Vector3.forward : Vector3.forward * -1f;
+
+			// Get intersecting point for each axis, if it exists
+			Ray ray_x = new Ray(pivot, right);
+			Ray ray_y = new Ray(pivot, up);
+			Ray ray_z = new Ray(pivot, forward);
+
+			float x_dist = 10f, y_dist = 10f, z_dist = 10f;
+			bool x_intersect = false, y_intersect = false, z_intersect = false;
+
+			Plane[] planes = GeometryUtility.CalculateFrustumPlanes(cam);
+			foreach(Plane p in planes)
+			{
+				float dist;
+				float t = 0;
+
+				if(p.Raycast(ray_x, out dist))
+				{
+					t = Vector3.Distance(pivot, ray_x.GetPoint(dist));
+					if(t < x_dist || !x_intersect)
+					{
+						x_intersect = true;
+						x_dist = t;
+					}
+				}
+
+				if(p.Raycast(ray_y, out dist))
+				{
+					t = Vector3.Distance(pivot, ray_y.GetPoint(dist));
+					if(t < y_dist || !y_intersect)
+					{
+						y_intersect = true;
+						y_dist = t;
+					}
+				}
+
+				if(p.Raycast(ray_z, out dist))
+				{
+					t = Vector3.Distance(pivot, ray_z.GetPoint(dist));
+					if(t < z_dist || !z_intersect)
+					{
+						z_intersect = true;
+						z_dist = t;
+					}
+				}
+			}
+
+			int x_iter = (int)(Mathf.Ceil(Mathf.Max(x_dist, y_dist))/snapValue);
+			int y_iter = (int)(Mathf.Ceil(Mathf.Max(x_dist, z_dist))/snapValue);
+			int z_iter = (int)(Mathf.Ceil(Mathf.Max(z_dist, y_dist))/snapValue);
+
+			int max = Mathf.Max( Mathf.Max(x_iter, y_iter), z_iter );
+			int div = 1;
+			while(max/div> MAX_LINES)
+			{
+				div++;
+			}
+
+			Vector3[] vertices_t = null;
+			Vector3[] normals_t = null;
+			Color[] colors_t = null;
+			int[] indices_t = null;
+
+			List<Vector3> vertices_m = new List<Vector3>();
+			List<Vector3> normals_m = new List<Vector3>();
+			List<Color> colors_m = new List<Color>();
+			List<int> indices_m = new List<int>();
+
+			// X plane
+			DrawHalfGrid(cam, pivot, up, right, snapValue*div, x_iter/div, colors[0], alphaBump, out vertices_t, out normals_t, out colors_t, out indices_t, 0);
+			vertices_m.AddRange(vertices_t);
+			normals_m.AddRange(normals_t);
+			colors_m.AddRange(colors_t);
+			indices_m.AddRange(indices_t);
+
+			// Y plane
+			DrawHalfGrid(cam, pivot, right, forward, snapValue*div, y_iter/div, colors[1], alphaBump, out vertices_t, out normals_t, out colors_t, out indices_t, vertices_m.Count);
+			vertices_m.AddRange(vertices_t);
+			normals_m.AddRange(normals_t);
+			colors_m.AddRange(colors_t);
+			indices_m.AddRange(indices_t);
+
+			// Z plane
+			DrawHalfGrid(cam, pivot, forward, up, snapValue*div, z_iter/div, colors[2], alphaBump, out vertices_t, out normals_t, out colors_t, out indices_t, vertices_m.Count);
+			vertices_m.AddRange(vertices_t);
+			normals_m.AddRange(normals_t);
+			colors_m.AddRange(colors_t);
+			indices_m.AddRange(indices_t);
+
+			gridMesh.Clear();
+			gridMesh.vertices = vertices_m.ToArray();
+			gridMesh.normals = normals_m.ToArray();
+			gridMesh.subMeshCount = 1;
+			gridMesh.uv = new Vector2[vertices_m.Count];
+			gridMesh.colors = colors_m.ToArray();
+			gridMesh.SetIndices(indices_m.ToArray(), MeshTopology.Lines, 0);
+
+		}
+
+		private static void DrawHalfGrid(Camera cam, Vector3 pivot, Vector3 tan, Vector3 bitan, float increment, int iterations, Color secondary, float alphaBump,
+			out Vector3[] vertices,
+			out Vector3[] normals,
+			out Color[] colors,
+			out int[] indices, int offset)
+		{
+			Color primary = secondary;
+			primary.a += alphaBump;
+
+			float len = increment * iterations;
+
+			int highlightOffsetTan 		= (int)((pg_Util.ValueFromMask(pivot, tan) % (increment * majorLineIncrement)) / increment);
+			int highlightOffsetBitan	= (int)((pg_Util.ValueFromMask(pivot, bitan) % (increment * majorLineIncrement)) / increment);
+
+			iterations++;
+
+			// this could only use 3 verts per line
+			float fade = .75f;
+			float fadeDist = len * fade;
+			Vector3 nrm = Vector3.Cross(tan, bitan);
+
+			vertices = new Vector3[iterations*6-3];
+			normals = new Vector3[iterations*6-3];
+			indices = new int[iterations*8-4];
+			colors = new Color[iterations*6-3];
+
+			vertices[0] = pivot;
+			vertices[1] = (pivot + bitan*fadeDist);
+			vertices[2] = (pivot + bitan*len);
+
+			normals[0] = nrm;
+			normals[1] = nrm;
+			normals[2] = nrm;
+
+			indices[0] = 0 + offset;
+			indices[1] = 1 + offset;
+			indices[2] = 1 + offset;
+			indices[3] = 2 + offset;
+
+			colors[0] = primary;
+			colors[1] = primary;
+			colors[2] = primary;
+			colors[2].a = 0f;
+
+
+			int n = 4;
+			int v = 3;
+
+			for(int i = 1; i < iterations; i++)
+			{
+				// MeshTopology doesn't exist prior to Unity 4
+				vertices[v+0] = pivot + i * tan * increment;
+				vertices[v+1] = (pivot + bitan*fadeDist) + i * tan * increment;
+				vertices[v+2] = (pivot + bitan*len) + i * tan * increment;
+
+				vertices[v+3] = pivot + i * bitan * increment;
+				vertices[v+4] = (pivot + tan*fadeDist) + i * bitan * increment;
+				vertices[v+5] = (pivot + tan*len) + i * bitan * increment;
+
+				normals[v+0] = nrm;
+				normals[v+1] = nrm;
+				normals[v+2] = nrm;
+				normals[v+3] = nrm;
+				normals[v+4] = nrm;
+				normals[v+5] = nrm;
+
+				indices[n+0] = v + 0 + offset;
+				indices[n+1] = v + 1 + offset;
+				indices[n+2] = v + 1 + offset;
+				indices[n+3] = v + 2 + offset;
+				indices[n+4] = v + 3 + offset;
+				indices[n+5] = v + 4 + offset;
+				indices[n+6] = v + 4 + offset;
+				indices[n+7] = v + 5 + offset;
+
+				float alpha = (i/(float)iterations);
+				alpha = alpha < fade ? 1f : 1f - ( (alpha-fade)/(1-fade) );
+
+				Color col = (i+highlightOffsetTan) % majorLineIncrement == 0 ? primary : secondary;
+				col.a *= alpha;
+
+				colors[v+0] = col;
+				colors[v+1] = col;
+				colors[v+2] = col;
+				colors[v+2].a = 0f;
+
+				col = (i+highlightOffsetBitan) % majorLineIncrement == 0 ? primary : secondary;
+				col.a *= alpha;
+
+				colors[v+3] = col;
+				colors[v+4] = col;
+				colors[v+5] = col;
+				colors[v+5].a = 0f;
+
+				n += 8;
+				v += 6;
+			}
+		}
+
+		/**
+		 * Draws a plane grid using pivot point, the right and forward directions, and how far each direction should extend
+		 */
+		private static void DrawFullGrid(Camera cam, Vector3 pivot, Vector3 tan, Vector3 bitan, float increment, int iterations, int div, Color secondary, float alphaBump)
+		{
+			Color primary = secondary;
+			primary.a += alphaBump;
+
+			float len = iterations * increment;
+
+			iterations++;
+
+			Vector3 start = pivot - tan*(len/2f) - bitan*(len/2f);
+			start = pg_Util.SnapValue(start, bitan+tan, increment);
+
+			float inc = increment;
+			int highlightOffsetTan = (int)((pg_Util.ValueFromMask(start, tan) % (inc*majorLineIncrement)) / inc);
+			int highlightOffsetBitan = (int)((pg_Util.ValueFromMask(start, bitan) % (inc*majorLineIncrement)) / inc);
+
+			Vector3[] lines = new Vector3[iterations * 4];
+			int[] indices = new int[iterations * 4];
+			Color[] colors = new Color[iterations * 4];
+
+			int v = 0, t = 0;
+
+			for(int i = 0; i < iterations; i++)
+			{
+				Vector3 a = start + tan * i * increment;
+				Vector3 b = start + bitan * i * increment;
+
+				lines[v+0] = a;
+				lines[v+1] = a + bitan * len;
+
+				lines[v+2] = b;
+				lines[v+3] = b + tan * len;
+
+				indices[t++] = v;
+				indices[t++] = v+1;
+				indices[t++] = v+2;
+				indices[t++] = v+3;
+
+				Color col = (i + highlightOffsetTan) % majorLineIncrement == 0 ? primary : secondary;
+
+				// tan
+				colors[v+0] = col;
+				colors[v+1] = col;
+
+				col = (i + highlightOffsetBitan) % majorLineIncrement == 0 ? primary : secondary;
+
+				// bitan
+				colors[v+2] = col;
+				colors[v+3] = col;
+
+				v += 4;
+			}
+
+			Vector3 nrm = Vector3.Cross(tan, bitan);
+			Vector3[] nrms = new Vector3[lines.Length];
+			for(int i = 0; i < lines.Length; i++)
+				nrms[i] = nrm;
+
+
+			gridMesh.Clear();
+			gridMesh.vertices = lines;
+			gridMesh.normals = nrms;
+			gridMesh.subMeshCount = 1;
+			gridMesh.uv = new Vector2[lines.Length];
+			gridMesh.colors = colors;
+			gridMesh.SetIndices(indices, MeshTopology.Lines, 0);
+		}
+
+		/**
+		 *	\brief Returns the distance from pivot to frustum plane in the order of
+		 *	float[] { tan, bitan, -tan, -bitan }
+		 */
+		private static float[] GetDistanceToFrustumPlanes(Camera cam, Vector3 pivot, Vector3 tan, Vector3 bitan, float minDist)
+		{
+			Ray[] rays = new Ray[4]
+			{
+				new Ray(pivot, tan),
+				new Ray(pivot, bitan),
+				new Ray(pivot, -tan),
+				new Ray(pivot, -bitan)
+			 };
+
+			float[] intersects = new float[4] { minDist, minDist, minDist, minDist };
+			bool[] intersection_found = new bool[4] { false, false, false, false };
+
+			Plane[] planes = GeometryUtility.CalculateFrustumPlanes(cam);
+			foreach(Plane p in planes)
+			{
+				float dist;
+				float t = 0;
+
+				for(int i = 0; i < 4; i++)
+				{
+					if(p.Raycast(rays[i], out dist))
+					{
+						t = Vector3.Distance(pivot, rays[i].GetPoint(dist));
+
+						if(t < intersects[i] || !intersection_found[i])
+						{
+							intersection_found[i] = true;
+							intersects[i] = Mathf.Max(minDist, t);
+						}
+					}
+				}
+			}
+			return intersects;
+		}
+	}
+}

assignment10final/Assets/ProCore/ProGrids/Editor/pg_GridRenderer.cs.meta

@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 6367e9291991f466897f892a41dd75ff
+timeCreated: 18446744011573954816
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

assignment10final/Assets/ProCore/ProGrids/Editor/pg_ParameterWindow.cs

@@ -0,0 +1,78 @@
+using UnityEngine;
+using UnityEditor;
+using System.Collections;
+
+namespace ProGrids
+{
+
+	public class pg_ParameterWindow : EditorWindow
+	{
+		public pg_Editor editor;
+
+		GUIContent gc_predictiveGrid = new GUIContent("Predictive Grid", "If enabled, the grid will automatically render at the optimal axis based on movement.");
+		GUIContent gc_snapAsGroup = new GUIContent("Snap as Group", "If enabled, selected objects will keep their relative offsets when moving.  If disabled, every object in the selection is snapped to grid independently.");
+
+		void OnGUI()
+		{
+			GUILayout.Label("Snap Settings", EditorStyles.boldLabel);
+
+			float snap = editor.GetSnapIncrement();
+
+			EditorGUI.BeginChangeCheck();
+
+			snap = EditorGUILayout.FloatField("Snap Value", snap);
+
+			if(EditorGUI.EndChangeCheck())
+				editor.SetSnapIncrement(snap);
+
+			EditorGUI.BeginChangeCheck();
+			int majorLineIncrement = EditorPrefs.GetInt(pg_Constant.MajorLineIncrement, 10);
+			majorLineIncrement = EditorGUILayout.IntField("Major Line Increment", majorLineIncrement);
+			majorLineIncrement = majorLineIncrement < 2 ? 2 : majorLineIncrement > 128 ? 128 : majorLineIncrement;
+			if(EditorGUI.EndChangeCheck())
+			{
+				EditorPrefs.SetInt(pg_Constant.MajorLineIncrement, majorLineIncrement);
+				pg_GridRenderer.majorLineIncrement = majorLineIncrement;
+				pg_Editor.ForceRepaint();
+			}
+
+			editor.ScaleSnapEnabled = EditorGUILayout.Toggle("Snap On Scale", editor.ScaleSnapEnabled);
+
+			SnapUnit _gridUnits = (SnapUnit)(EditorPrefs.HasKey(pg_Constant.GridUnit) ? EditorPrefs.GetInt(pg_Constant.GridUnit) : 0);
+
+			bool snapAsGroup = editor.snapAsGroup;
+			snapAsGroup = EditorGUILayout.Toggle(gc_snapAsGroup, snapAsGroup);
+			if(snapAsGroup != editor.snapAsGroup)
+				editor.snapAsGroup = snapAsGroup;
+
+			EditorGUI.BeginChangeCheck();
+
+			_gridUnits = (SnapUnit)EditorGUILayout.EnumPopup("Grid Units", _gridUnits);
+
+			EditorGUI.BeginChangeCheck();
+			editor.angleValue = EditorGUILayout.Slider("Angle", editor.angleValue, 0f, 180f);
+			if(EditorGUI.EndChangeCheck())
+				SceneView.RepaintAll();
+
+			if( EditorGUI.EndChangeCheck() )
+			{
+				EditorPrefs.SetInt(pg_Constant.GridUnit, (int) _gridUnits);
+				editor.LoadPreferences();
+			}
+
+			bool tmp = editor.predictiveGrid;
+			tmp = EditorGUILayout.Toggle(gc_predictiveGrid, tmp);
+			if( tmp != editor.predictiveGrid )
+			{
+				editor.predictiveGrid = tmp;
+				EditorPrefs.SetBool(pg_Constant.PredictiveGrid, tmp);
+			}
+
+			GUILayout.FlexibleSpace();
+
+			if( GUILayout.Button("Done"))
+				this.Close();
+		}
+	}
+
+}

assignment10final/Assets/ProCore/ProGrids/Editor/pg_ParameterWindow.cs.meta

@@ -0,0 +1,12 @@
+fileFormatVersion: 2
+guid: 361cb9f8460027f4a88a1b9610de18c0
+timeCreated: 18446744011573954816
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

assignment10final/Assets/ProCore/ProGrids/Editor/pg_Preferences.cs

@@ -0,0 +1,176 @@
+using UnityEngine;
+using UnityEditor;
+using System.Collections;
+
+namespace ProGrids
+{
+	public class pg_Preferences
+	{
+		static Color _gridColorX;
+		static Color _gridColorY;
+		static Color _gridColorZ;
+		static float _alphaBump;
+		static bool _scaleSnapEnabled;
+		static int _snapMethod;
+		static float _BracketIncreaseValue;
+		static SnapUnit _GridUnits;
+		static bool _syncUnitySnap;
+
+		static KeyCode _IncreaseGridSize = KeyCode.Equals;
+		static KeyCode _DecreaseGridSize = KeyCode.Minus;
+		static KeyCode _NudgePerspectiveBackward = KeyCode.LeftBracket;
+		static KeyCode _NudgePerspectiveForward = KeyCode.RightBracket;
+		static KeyCode _NudgePerspectiveReset = KeyCode.Alpha0;
+		static KeyCode _CyclePerspective = KeyCode.Backslash;
+
+
+		/** Defaults **/
+		public static Color GRID_COLOR_X = new Color(.9f, .46f, .46f, .15f);
+		public static Color GRID_COLOR_Y = new Color(.46f, .9f, .46f, .15f);
+		public static Color GRID_COLOR_Z = new Color(.46f, .46f, .9f, .15f);
+		public static float ALPHA_BUMP = .25f;
+		public static bool USE_AXIS_CONSTRAINTS = false;
+		public static bool SHOW_GRID = true;
+
+		static string[] SnapMethod = new string[]
+		{
+			"Snap on Selected Axis",
+			"Snap on All Axes"
+		};
+
+		static int[] SnapVals = new int[] { 1, 0 };
+		static bool prefsLoaded = false;
+
+		[PreferenceItem("ProGrids")]
+		public static void PreferencesGUI()
+		{
+			if (!prefsLoaded)
+				prefsLoaded = LoadPreferences();
+
+			// EditorGUILayout.HelpBox("Changes will take effect on the next ProGrids open.", MessageType.Info);
+
+			GUILayout.Label("Grid Colors per Axis", EditorStyles.boldLabel);
+			_gridColorX = EditorGUILayout.ColorField("X Axis", _gridColorX);
+			_gridColorY = EditorGUILayout.ColorField("Y Axis", _gridColorY);
+			_gridColorZ = EditorGUILayout.ColorField("Z Axis", _gridColorZ);
+
+			_alphaBump = EditorGUILayout.Slider(new GUIContent("Tenth Line Alpha", "Every 10th line will have it's alpha value bumped by this amount."), _alphaBump, 0f, 1f);
+
+			// not used
+			// _BracketIncreaseValue = EditorGUILayout.FloatField(new GUIContent("Grid Increment Value", "Affects the amount by which the bracket keys will increment or decrement that snap value."), _BracketIncreaseValue);
+
+			_GridUnits = (SnapUnit)EditorGUILayout.EnumPopup("Grid Units", _GridUnits);
+
+			_scaleSnapEnabled = EditorGUILayout.Toggle("Snap On Scale", _scaleSnapEnabled);
+
+			// GUILayout.BeginHorizontal();
+			// EditorGUILayout.PrefixLabel(new GUIContent("Axis Constraints", "If toggled, objects will be automatically grid aligned on all axes when moving."));
+
+			_snapMethod = EditorGUILayout.IntPopup("Snap Method", _snapMethod, SnapMethod, SnapVals);
+
+			_syncUnitySnap = EditorGUILayout.Toggle("Sync w/ Unity Snap", _syncUnitySnap);
+
+			// GUILayout.EndHorizontal();
+
+			GUILayout.Label("Shortcuts", EditorStyles.boldLabel);
+			_IncreaseGridSize = (KeyCode)EditorGUILayout.EnumPopup("Increase Grid Size", _IncreaseGridSize);
+			_DecreaseGridSize = (KeyCode)EditorGUILayout.EnumPopup("Decrease Grid Size", _DecreaseGridSize);
+			_NudgePerspectiveBackward = (KeyCode)EditorGUILayout.EnumPopup("Nudge Perspective Backward", _NudgePerspectiveBackward);
+			_NudgePerspectiveForward = (KeyCode)EditorGUILayout.EnumPopup("Nudge Perspective Forward", _NudgePerspectiveForward);
+			_NudgePerspectiveReset = (KeyCode)EditorGUILayout.EnumPopup("Nudge Perspective Reset", _NudgePerspectiveReset);
+			_CyclePerspective = (KeyCode)EditorGUILayout.EnumPopup("Cycle Perspective", _CyclePerspective);
+
+			if (GUILayout.Button("Reset"))
+			{
+				if (EditorUtility.DisplayDialog("Delete ProGrids editor preferences?", "Are you sure you want to delete these?, this action cannot be undone.", "Yes", "No"))
+					ResetPrefs();
+			}
+
+			if (GUI.changed)
+				SetPreferences();
+		}
+
+		public static bool LoadPreferences()
+		{
+			_scaleSnapEnabled = EditorPrefs.HasKey("scaleSnapEnabled") ? EditorPrefs.GetBool("scaleSnapEnabled") : false;
+			_gridColorX = (EditorPrefs.HasKey("gridColorX")) ? pg_Util.ColorWithString(EditorPrefs.GetString("gridColorX")) : GRID_COLOR_X;
+			_gridColorY = (EditorPrefs.HasKey("gridColorY")) ? pg_Util.ColorWithString(EditorPrefs.GetString("gridColorY")) : GRID_COLOR_Y;
+			_gridColorZ = (EditorPrefs.HasKey("gridColorZ")) ? pg_Util.ColorWithString(EditorPrefs.GetString("gridColorZ")) : GRID_COLOR_Z;
+			_alphaBump = (EditorPrefs.HasKey("pg_alphaBump")) ? EditorPrefs.GetFloat("pg_alphaBump") : ALPHA_BUMP;
+			_snapMethod = System.Convert.ToInt32(
+				(EditorPrefs.HasKey(pg_Constant.UseAxisConstraints)) ? EditorPrefs.GetBool(pg_Constant.UseAxisConstraints) : USE_AXIS_CONSTRAINTS
+				);
+			_BracketIncreaseValue = EditorPrefs.HasKey(pg_Constant.BracketIncreaseValue) ? EditorPrefs.GetFloat(pg_Constant.BracketIncreaseValue) : .25f;
+			_GridUnits = (SnapUnit)(EditorPrefs.HasKey(pg_Constant.GridUnit) ? EditorPrefs.GetInt(pg_Constant.GridUnit) : 0);
+			_syncUnitySnap = EditorPrefs.GetBool(pg_Constant.SyncUnitySnap, true);
+
+			_IncreaseGridSize = EditorPrefs.HasKey("pg_Editor::IncreaseGridSize")
+				? (KeyCode)EditorPrefs.GetInt("pg_Editor::IncreaseGridSize")
+				: KeyCode.Equals;
+			_DecreaseGridSize = EditorPrefs.HasKey("pg_Editor::DecreaseGridSize")
+				? (KeyCode)EditorPrefs.GetInt("pg_Editor::DecreaseGridSize")
+				: KeyCode.Minus;
+			_NudgePerspectiveBackward = EditorPrefs.HasKey("pg_Editor::NudgePerspectiveBackward")
+				? (KeyCode)EditorPrefs.GetInt("pg_Editor::NudgePerspectiveBackward")
+				: KeyCode.LeftBracket;
+			_NudgePerspectiveForward = EditorPrefs.HasKey("pg_Editor::NudgePerspectiveForward")
+				? (KeyCode)EditorPrefs.GetInt("pg_Editor::NudgePerspectiveForward")
+				: KeyCode.RightBracket;
+			_NudgePerspectiveReset = EditorPrefs.HasKey("pg_Editor::NudgePerspectiveReset")
+				? (KeyCode)EditorPrefs.GetInt("pg_Editor::NudgePerspectiveReset")
+				: KeyCode.Alpha0;
+			_CyclePerspective = EditorPrefs.HasKey("pg_Editor::CyclePerspective")
+				? (KeyCode)EditorPrefs.GetInt("pg_Editor::CyclePerspective")
+				: KeyCode.Backslash;
+
+			return true;
+		}
+
+		public static void SetPreferences()
+		{
+			EditorPrefs.SetBool("scaleSnapEnabled", _scaleSnapEnabled);
+			EditorPrefs.SetString("gridColorX", _gridColorX.ToString("f3"));
+			EditorPrefs.SetString("gridColorY", _gridColorY.ToString("f3"));
+			EditorPrefs.SetString("gridColorZ", _gridColorZ.ToString("f3"));
+			EditorPrefs.SetFloat("pg_alphaBump", _alphaBump);
+			EditorPrefs.SetBool(pg_Constant.UseAxisConstraints, System.Convert.ToBoolean(_snapMethod));
+			EditorPrefs.SetFloat(pg_Constant.BracketIncreaseValue, _BracketIncreaseValue);
+			EditorPrefs.SetInt(pg_Constant.GridUnit, (int)_GridUnits);
+			EditorPrefs.SetBool(pg_Constant.SyncUnitySnap, _syncUnitySnap);
+			EditorPrefs.SetInt("pg_Editor::IncreaseGridSize", (int)_IncreaseGridSize);
+			EditorPrefs.SetInt("pg_Editor::DecreaseGridSize", (int)_DecreaseGridSize);
+			EditorPrefs.SetInt("pg_Editor::NudgePerspectiveBackward", (int)_NudgePerspectiveBackward);
+			EditorPrefs.SetInt("pg_Editor::NudgePerspectiveForward", (int)_NudgePerspectiveForward);
+			EditorPrefs.SetInt("pg_Editor::NudgePerspectiveReset", (int)_NudgePerspectiveReset);
+			EditorPrefs.SetInt("pg_Editor::CyclePerspective", (int)_CyclePerspective);
+
+			if (pg_Editor.instance != null)
+			{
+				pg_Editor.instance.LoadPreferences();
+			}
+		}
+
+		public static void ResetPrefs()
+		{
+			EditorPrefs.DeleteKey("scaleSnapEnabled");
+			EditorPrefs.DeleteKey("gridColorX");
+			EditorPrefs.DeleteKey("gridColorY");
+			EditorPrefs.DeleteKey("gridColorZ");
+			EditorPrefs.DeleteKey("pg_alphaBump");
+			EditorPrefs.DeleteKey(pg_Constant.UseAxisConstraints);
+			EditorPrefs.DeleteKey(pg_Constant.BracketIncreaseValue);
+			EditorPrefs.DeleteKey(pg_Constant.GridUnit);
+			EditorPrefs.DeleteKey("showgrid");
+			EditorPrefs.DeleteKey(pg_Constant.SnapMultiplier);
+			EditorPrefs.DeleteKey(pg_Constant.SyncUnitySnap);
+			EditorPrefs.DeleteKey("pg_Editor::IncreaseGridSize");
+			EditorPrefs.DeleteKey("pg_Editor::DecreaseGridSize");
+			EditorPrefs.DeleteKey("pg_Editor::NudgePerspectiveBackward");
+			EditorPrefs.DeleteKey("pg_Editor::NudgePerspectiveForward");
+			EditorPrefs.DeleteKey("pg_Editor::NudgePerspectiveReset");
+			EditorPrefs.DeleteKey("pg_Editor::CyclePerspective");
+
+			LoadPreferences();
+		}
+	}
+}

assignment10final/Assets/ProCore/ProGrids/Editor/pg_Preferences.cs.meta

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assignment10final/Assets/ProCore/ProGrids/Editor/pg_ToggleContent.cs

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+using UnityEngine;
+using System.Collections;
+
+namespace ProGrids
+{
+	/**
+	 * A substitute for GUIContent that offers some additional functionality.
+	 */
+	[System.Serializable]
+	public class pg_ToggleContent
+	{
+		public string text_on, text_off;
+		public Texture2D image_on, image_off;
+		public string tooltip;
+
+		GUIContent gc = new GUIContent();
+
+		public pg_ToggleContent(string t_on, string t_off, string tooltip)
+		{
+			this.text_on = t_on;
+			this.text_off = t_off;
+			this.image_on = (Texture2D)null;
+			this.image_off = (Texture2D)null;
+			this.tooltip = tooltip;
+
+			gc.tooltip = tooltip;
+		}
+
+		public pg_ToggleContent(string t_on, string t_off, Texture2D i_on, Texture2D i_off, string tooltip)
+		{
+			this.text_on = t_on;
+			this.text_off = t_off;
+			this.image_on = i_on;
+			this.image_off = i_off;
+			this.tooltip = tooltip;
+
+			gc.tooltip = tooltip;
+		}
+
+		public static bool ToggleButton(Rect r, pg_ToggleContent content, bool enabled, GUIStyle imageStyle, GUIStyle altStyle)
+		{
+			content.gc.image = enabled ? content.image_on : content.image_off;
+			content.gc.text = content.gc.image == null ? (enabled ? content.text_on : content.text_off) : "";
+
+			return GUI.Button(r, content.gc, content.gc.image != null ? imageStyle : altStyle);
+		}
+	}
+}

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assignment10final/Assets/ProCore/ProGrids/MonoBehaviour/pg_IgnoreSnap.cs

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+#if UNITY_EDITOR
+
+using UnityEngine;
+using System.Collections;
+
+namespace ProGrids
+{
+	/**
+	 *	Assign this script to a GameObject to tell ProGrids to ignore snapping on this object.
+	 *	Child objects are still subject to snapping.
+	 *
+	 *	Note - On Unity versions less than 5.2 this will not take effect until after a script
+	 *	reload.
+	 */
+	[ProGridsNoSnap]
+	public class pg_IgnoreSnap : MonoBehaviour {}
+}
+
+#endif

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