Begin homegrown algorithm implementation

.gitignore

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+
+# Created by https://www.gitignore.io/api/visualstudio
+
+### VisualStudio ###
+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+x64/
+x86/
+bld/
+[Bb]in/
+[Oo]bj/
+[Ll]og/
+
+# Visual Studio 2015 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUNIT
+*.VisualState.xml
+TestResult.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# DNX
+project.lock.json
+artifacts/
+
+*_i.c
+*_p.c
+*_i.h
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+*.VC.db
+*.VC.VC.opendb
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+
+# JustCode is a .NET coding add-in
+.JustCode
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+# TODO: Comment the next line if you want to checkin your web deploy settings
+# but database connection strings (with potential passwords) will be unencrypted
+*.pubxml
+*.publishproj
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+PublishScripts/
+
+# NuGet Packages
+*.nupkg
+# The packages folder can be ignored because of Package Restore
+**/packages/*
+# except build/, which is used as an MSBuild target.
+!**/packages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/packages/repositories.config
+# NuGet v3's project.json files produces more ignoreable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Windows Store app package directories and files
+AppPackages/
+BundleArtifacts/
+Package.StoreAssociation.xml
+_pkginfo.txt
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.pfx
+*.publishsettings
+node_modules/
+orleans.codegen.cs
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+#bower_components/
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+
+# SQL Server files
+*.mdf
+*.ldf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
+
+# FAKE - F# Make
+.fake/
+
+# JetBrains Rider
+.idea/
+*.sln.iml

SpritePacker.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 2012
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SpritePacker", "SpritePacker\SpritePacker.csproj", "{6EF47B64-1920-4827-BEEF-B262D5A2D214}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x86 = Debug|x86
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{6EF47B64-1920-4827-BEEF-B262D5A2D214}.Debug|x86.ActiveCfg = Debug|x86
+		{6EF47B64-1920-4827-BEEF-B262D5A2D214}.Debug|x86.Build.0 = Debug|x86
+		{6EF47B64-1920-4827-BEEF-B262D5A2D214}.Release|x86.ActiveCfg = Release|x86
+		{6EF47B64-1920-4827-BEEF-B262D5A2D214}.Release|x86.Build.0 = Release|x86
+	EndGlobalSection
+EndGlobal

SpritePacker/Packer.cs

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+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Security.Cryptography;
+using System.IO;
+using System.Configuration;
+using System.Drawing.Text;
+
+namespace SpritePacker
+{
+	public class Packer
+	{
+		private List<Sprite> sprites = new List<Sprite>();
+
+		public Packer()
+		{
+			
+		}
+
+		public void Add(Sprite sprite)
+		{
+			sprites.Add(sprite);
+		}
+		public bool Remove(Sprite sprite)
+		{
+			return sprites.Remove(sprite);
+		}
+
+		public void Arrange()
+		{
+			List<Sprite> arrangedSprites = new List<Sprite>();
+			foreach(Sprite cspr in sprites)
+			{
+				Point scanLines = Point.Empty;
+				Point nextScanLines = scanLines;
+				while(true)
+				{
+					if (!cspr.IntersectsWith(arrangedSprites))
+						break;
+
+					// Scan along the X axis
+					cspr.Area.X = 0;
+					cspr.Area.Y = scanLines.Y;
+
+					bool foundPosition = false;
+					while(cspr.Area.X < scanLines.X)
+					{
+						if (!cspr.IntersectsWith(arrangedSprites))
+						{
+							foundPosition = true;
+							break;
+						}
+
+						// Get the edge furthest to the right
+						List<Sprite> problems = cspr.GetIntersectors(arrangedSprites);
+						Sprite rightProblem = problems[0];
+						foreach (Sprite probSpr in problems)
+							if (probSpr.Area.Right > rightProblem.Area.Right)
+								rightProblem = probSpr;
+
+						// Move up to the position furthest to the right
+						// NOTE: We may need to add one here.
+						cspr.Area.X = furthestRightPos + 1;
+
+					}
+
+					if (!foundPosition)
+					{
+						// We didn't find anything along the x axis - let's scan the y axis next
+						cspr.Area.X = scanLines.X;
+						cspr.Area.Y = 0;
+						while (cspr.Area.Y < scanLines.Y)
+						{
+							if (!cspr.IntersectsWith(arrangedSprites))
+							{
+								foundPosition = true;
+								break;
+							}
+
+							// Get the edge furthest downwards
+							List<Sprite> problems = cspr.GetIntersectors(arrangedSprites);
+							Sprite downProblem = problems[0];
+							foreach (Sprite probSpr in problems)
+								if (probSpr.Area.Bottom > downProblem.Area.Bottom)
+									downProblem = probSpr;
+
+							// Move up to the position furthest downwards
+							cspr.Area.Y = downProblem.Area.Bottom + 1;
+						}
+					}
+
+					// If we found a new position, then we don't need to move the scan lines up and try again
+					if (foundPosition)
+						break;
+
+
+				}
+				if (cspr.IntersectsWith(arrangedSprites))
+				{
+					// We have a conflict! Let's move it to try and sort this out.
+					List<Sprite> problemSprites = cspr.GetIntersectors(arrangedSprites);
+					// Find the problem sprite closest to (0, 0)
+					Sprite mainProblem = problemSprites[0];
+					foreach (Sprite pSpr in problemSprites) {
+						if ((pSpr.Area.X < mainProblem.Area.X && pSpr.Area.Y <= mainProblem.Area.Y) ||
+						    (pSpr.Area.Y < mainProblem.Area.Y && pSpr.Area.X <= mainProblem.Area.X))
+							mainProblem = pSpr;
+					}
+
+					Point scanBox = new Point(mainProblem.Area.X, mainProblem.Area.Y);
+
+
+				}
+				else
+				{
+					arrangedSprites.Add(cspr);
+				}
+			}
+		}
+	}
+
+	public class Sprite 
+	{
+		private Rectangle area;
+		private string filename;
+
+		public Rectangle Area
+		{
+			get { return area; }
+			set { area = value; }
+		}
+		public string Filename
+		{
+			get { return filename; }
+			set { filename = value; }
+		}
+
+		public Sprite(string inFilename)
+		{
+			Filename = inFilename;
+			// TODO: Fill in the area automagically based on the given image
+			throw new NotImplementedException("Todo: Fill in the area automagically based on the given image");
+		}
+
+		public static int GetLargestSize(List<Sprite> sprList)
+		{
+			int largestSoFar = 0;
+			foreach(Sprite spr in sprList)
+			{
+				if (spr.Area.Width > largestSoFar)
+					largestSoFar = spr.Area.Width;
+			}
+		}
+
+		public List<Sprite> GetIntersectors(List<Sprite> spriteList)
+		{
+			List<Sprite> result = new List<Sprite>();
+			foreach(Sprite spr in spriteList)
+			{
+				if (spr.IntersectsWith(this))
+					result.Add(spr);
+			}
+			return result;
+		}
+		public List<Sprite> GetIntersectorsX(List<Sprite> spriteList)
+		{
+			List<Sprite> result = new List<Sprite>();
+			foreach(Sprite spr in spriteList)
+			{
+				if (spr.IntersectsWithX(this))
+					result.Add(spr);
+			}
+			return result;
+		}
+		public List<Sprite> GetIntersectorsY(List<Sprite> spriteList)
+		{
+			List<Sprite> result = new List<Sprite>();
+			foreach(Sprite spr in spriteList)
+			{
+				if (spr.IntersectsWithY(this))
+					result.Add(spr);
+			}
+			return result;
+		}
+
+		public bool IntersectsWith(List<Sprite> otherSprites)
+		{
+			foreach (Sprite spr in otherSprites)
+			{
+				if (IntersectsWith(spr))
+					return true;
+			}
+			return false;
+		}
+		public bool IntersectsWith(Sprite otherSprite)
+		{
+			return otherSprite.Area.IntersectsWith(Area);
+		}
+
+		public bool IntersectsWithX(List<Sprite> otherSprites)
+		{
+			foreach (Sprite spr in otherSprites)
+			{
+				if (IntersectsWithX(spr))
+					return true;
+			}
+			return false;
+		}
+		public bool IntersectsWithY(List<Sprite> otherSprites)
+		{
+			foreach (Sprite spr in otherSprites)
+			{
+				if (IntersectsWithY(spr))
+					return true;
+			}
+			return false;
+		}
+
+		public bool IntersectsWithX(Sprite otherSprite)
+		{
+			if(Area.Right > otherSprite.Area.X &&
+				Area.X < otherSprite.Area.Right)
+				return true;
+			else
+				return false;
+		}
+		public bool IntersectsWithY(Sprite otherSprite)
+		{
+			if(Area.Bottom > otherSprite.Area.Y &&
+				Area.Y < otherSprite.Area.Bottom)
+				return true;
+			else
+				return false;
+		}
+
+	}
+}
+

SpritePacker/Program.cs

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+using System;
+
+namespace SpritePacker
+{
+	class Program
+	{
+		public static void Main(string[] args)
+		{
+			Console.WriteLine("Hello World!");
+		}
+	}
+}

SpritePacker/Properties/AssemblyInfo.cs

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+using System.Reflection;
+using System.Runtime.CompilerServices;
+
+// Information about this assembly is defined by the following attributes.
+// Change them to the values specific to your project.
+
+[assembly: AssemblyTitle("SpritePacker")]
+[assembly: AssemblyDescription("")]
+[assembly: AssemblyConfiguration("")]
+[assembly: AssemblyCompany("")]
+[assembly: AssemblyProduct("")]
+[assembly: AssemblyCopyright("Starbeamrainbowlabs")]
+[assembly: AssemblyTrademark("")]
+[assembly: AssemblyCulture("")]
+
+// The assembly version has the format "{Major}.{Minor}.{Build}.{Revision}".
+// The form "{Major}.{Minor}.*" will automatically update the build and revision,
+// and "{Major}.{Minor}.{Build}.*" will update just the revision.
+
+[assembly: AssemblyVersion("1.0.*")]
+
+// The following attributes are used to specify the signing key for the assembly,
+// if desired. See the Mono documentation for more information about signing.
+
+//[assembly: AssemblyDelaySign(false)]
+//[assembly: AssemblyKeyFile("")]
+

SpritePacker/SpritePacker.csproj

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+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">x86</Platform>
+    <ProjectGuid>{6EF47B64-1920-4827-BEEF-B262D5A2D214}</ProjectGuid>
+    <OutputType>Exe</OutputType>
+    <RootNamespace>SpritePacker</RootNamespace>
+    <AssemblyName>SpritePacker</AssemblyName>
+    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
+    <DebugSymbols>true</DebugSymbols>
+    <DebugType>full</DebugType>
+    <Optimize>false</Optimize>
+    <OutputPath>bin\Debug</OutputPath>
+    <DefineConstants>DEBUG;</DefineConstants>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <Externalconsole>true</Externalconsole>
+    <PlatformTarget>x86</PlatformTarget>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|x86' ">
+    <DebugType>full</DebugType>
+    <Optimize>true</Optimize>
+    <OutputPath>bin\Release</OutputPath>
+    <ErrorReport>prompt</ErrorReport>
+    <WarningLevel>4</WarningLevel>
+    <Externalconsole>true</Externalconsole>
+    <PlatformTarget>x86</PlatformTarget>
+  </PropertyGroup>
+  <ItemGroup>
+    <Reference Include="System" />
+    <Reference Include="System.Drawing" />
+  </ItemGroup>
+  <ItemGroup>
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Packer.cs" />
+  </ItemGroup>
+  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
+</Project>