commit 47a98f8fc576e8bdbbb834dc8d602097aa1d0d17 Author: Evan Hemsley Date: Tue Jul 28 02:08:13 2020 -0700 initial commit diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..e191009 --- /dev/null +++ b/.gitignore @@ -0,0 +1,351 @@ +## Ignore Visual Studio temporary files, build results, and +## files generated by popular Visual Studio add-ons. +## +## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore + +# User-specific files +*.rsuser +*.suo +*.user +*.userosscache +*.sln.docstates + +# User-specific files (MonoDevelop/Xamarin Studio) +*.userprefs + +# Mono auto generated files +mono_crash.* + +# Build results +[Dd]ebug/ +[Dd]ebugPublic/ +[Rr]elease/ +[Rr]eleases/ +[Aa][Rr][Mm]/ +[Aa][Rr][Mm]64/ +bld/ +[Bb]in/ +[Oo]bj/ +[Ll]og/ +[Ll]ogs/ + +# Visual Studio 2015/2017 cache/options directory +.vs/ +# Uncomment if you have tasks that create the project's static files in wwwroot +#wwwroot/ + +# Visual Studio 2017 auto generated files +Generated\ Files/ + +# MSTest test Results +[Tt]est[Rr]esult*/ +[Bb]uild[Ll]og.* + +# NUnit +*.VisualState.xml +TestResult.xml +nunit-*.xml + +# Build Results of an ATL Project +[Dd]ebugPS/ +[Rr]eleasePS/ +dlldata.c + +# Benchmark Results +BenchmarkDotNet.Artifacts/ + +# .NET Core +project.lock.json +project.fragment.lock.json +artifacts/ + +# StyleCop +StyleCopReport.xml + +# Files built by Visual Studio +*_i.c +*_p.c +*_h.h +*.ilk +*.meta +*.obj +*.iobj +*.pch +*.pdb +*.ipdb +*.pgc +*.pgd +*.rsp +*.sbr +*.tlb +*.tli +*.tlh +*.tmp +*.tmp_proj +*_wpftmp.csproj +*.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 + +# Visual Studio Trace Files +*.e2e + +# TFS 2012 Local Workspace +$tf/ + +# Guidance Automation Toolkit +*.gpState + +# ReSharper is a .NET coding add-in +_ReSharper*/ +*.[Rr]e[Ss]harper +*.DotSettings.user + +# TeamCity is a build add-in +_TeamCity* + +# DotCover is a Code Coverage Tool +*.dotCover + +# AxoCover is a Code Coverage Tool +.axoCover/* +!.axoCover/settings.json + +# Coverlet is a free, cross platform Code Coverage Tool +coverage*[.json, .xml, .info] + +# Visual Studio code coverage results +*.coverage +*.coveragexml + +# 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 +# Note: 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 +# NuGet Symbol Packages +*.snupkg +# The packages folder can be ignored because of Package Restore +**/[Pp]ackages/* +# except build/, which is used as an MSBuild target. +!**/[Pp]ackages/build/ +# Uncomment if necessary however generally it will be regenerated when needed +#!**/[Pp]ackages/repositories.config +# NuGet v3's project.json files produces more ignorable 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 +*.appx +*.appxbundle +*.appxupload + +# 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 +*.jfm +*.pfx +*.publishsettings +orleans.codegen.cs + +# Including strong name files can present a security risk +# (https://github.com/github/gitignore/pull/2483#issue-259490424) +#*.snk + +# 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 +ServiceFabricBackup/ +*.rptproj.bak + +# SQL Server files +*.mdf +*.ldf +*.ndf + +# Business Intelligence projects +*.rdl.data +*.bim.layout +*.bim_*.settings +*.rptproj.rsuser +*- [Bb]ackup.rdl +*- [Bb]ackup ([0-9]).rdl +*- [Bb]ackup ([0-9][0-9]).rdl + +# Microsoft Fakes +FakesAssemblies/ + +# GhostDoc plugin setting file +*.GhostDoc.xml + +# Node.js Tools for Visual Studio +.ntvs_analysis.dat +node_modules/ + +# Visual Studio 6 build log +*.plg + +# Visual Studio 6 workspace options file +*.opt + +# Visual Studio 6 auto-generated workspace file (contains which files were open etc.) +*.vbw + +# 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/ + +# CodeRush personal settings +.cr/personal + +# Python Tools for Visual Studio (PTVS) +__pycache__/ +*.pyc + +# Cake - Uncomment if you are using it +# tools/** +# !tools/packages.config + +# Tabs Studio +*.tss + +# Telerik's JustMock configuration file +*.jmconfig + +# BizTalk build output +*.btp.cs +*.btm.cs +*.odx.cs +*.xsd.cs + +# OpenCover UI analysis results +OpenCover/ + +# Azure Stream Analytics local run output +ASALocalRun/ + +# MSBuild Binary and Structured Log +*.binlog + +# NVidia Nsight GPU debugger configuration file +*.nvuser + +# MFractors (Xamarin productivity tool) working folder +.mfractor/ + +# Local History for Visual Studio +.localhistory/ + +# BeatPulse healthcheck temp database +healthchecksdb + +# Backup folder for Package Reference Convert tool in Visual Studio 2017 +MigrationBackup/ + +# Ionide (cross platform F# VS Code tools) working folder +.ionide/ diff --git a/Importer.cs b/Importer.cs new file mode 100644 index 0000000..e6ba51b --- /dev/null +++ b/Importer.cs @@ -0,0 +1,102 @@ +using System.Collections.Generic; +using System.IO; +using System.Numerics; +using Microsoft.Xna.Framework.Graphics; + +namespace Smuggler +{ + public static class Importer + { + public static Model ImportGLTF(GraphicsDevice graphicsDevice, Stream stream) + { + var sharpModel = SharpGLTF.Schema2.ModelRoot.ReadGLB(stream); + + var meshes = new List(); + + foreach (var mesh in sharpModel.LogicalMeshes) + { + var meshParts = new List(); + + foreach (var primitive in mesh.Primitives) + { + var positionAccessor = primitive.GetVertexAccessor("POSITION").AsVector3Array(); + var normalAccessor = primitive.GetVertexAccessor("NORMAL").AsVector3Array(); + var texcoordAccessor = primitive.GetVertexAccessor("TEXCOORD_0").AsVector2Array(); + var indexAccessor = primitive.GetIndexAccessor().AsIndicesArray(); + + var positions = new Vector3[positionAccessor.Count]; + var normals = new Vector3[normalAccessor.Count]; + var texcoords = new Vector2[texcoordAccessor.Count]; + var triangles = new List(); + + for (int i = 0; i < positions.Length; i++) + { + var position = positionAccessor[i]; + positions[i] = new Vector3(-position.X, -position.Z, position.Y); + } + + for (int i = 0; i < normals.Length; i++) + { + var normal = normalAccessor[i]; + normals[i] = -new Vector3(normal.X, normal.Z, normal.Y); + } + + foreach (var (a, b, c) in primitive.GetTriangleIndices()) + { + triangles.Add(new Triangle(a, b, c)); + } + + var vertexBuffer = new VertexBuffer( + graphicsDevice, + typeof(VertexPositionNormalTexture), + positions.Length, + BufferUsage.WriteOnly + ); + + var indexBuffer = new IndexBuffer( + graphicsDevice, + IndexElementSize.ThirtyTwoBits, + indexAccessor.Count, + BufferUsage.WriteOnly + ); + + var vertices = new VertexPositionNormalTexture[primitive.IndexAccessor.Count]; + var indices = new uint[primitive.IndexAccessor.Count]; + var indexCounter = 0; + + foreach (var index in primitive.GetIndices()) + { + var position = positions[index]; + var normal = normals[index]; + var texcoord = texcoords[index]; + + indices[indexCounter] = index; + vertices[index] = new VertexPositionNormalTexture( + new Microsoft.Xna.Framework.Vector3(position.X, position.Y, position.Z), + new Microsoft.Xna.Framework.Vector3(normal.X, normal.Y, normal.Z), + new Microsoft.Xna.Framework.Vector2(texcoord.X, texcoord.Y) + ); + + indexCounter++; + } + + indexBuffer.SetData(indices); + vertexBuffer.SetData(vertices); + + meshParts.Add( + new MeshPart( + vertexBuffer, + indexBuffer, + triangles.ToArray(), + new BasicEffect(graphicsDevice) + ) + ); + } + + meshes.Add(new Mesh(meshParts.ToArray())); + } + + return new Model(meshes.ToArray()); + } + } +} diff --git a/Mesh.cs b/Mesh.cs new file mode 100644 index 0000000..f8bd217 --- /dev/null +++ b/Mesh.cs @@ -0,0 +1,23 @@ +using Microsoft.Xna.Framework; +using Microsoft.Xna.Framework.Graphics; + +namespace Smuggler +{ + public class Mesh + { + public MeshPart[] MeshParts { get; } + + public Mesh(MeshPart[] meshParts) + { + MeshParts = meshParts; + } + + public void Draw(GraphicsDevice graphicsDevice, Matrix world, Matrix view, Matrix projection) + { + foreach (var meshPart in MeshParts) + { + meshPart.Draw(graphicsDevice, world, view, projection); + } + } + } +} diff --git a/MeshPart.cs b/MeshPart.cs new file mode 100644 index 0000000..f9c5cde --- /dev/null +++ b/MeshPart.cs @@ -0,0 +1,45 @@ +using Microsoft.Xna.Framework; +using Microsoft.Xna.Framework.Graphics; + +namespace Smuggler +{ + public class MeshPart + { + public IndexBuffer IndexBuffer { get; } + public VertexBuffer VertexBuffer { get; } + public Triangle[] Triangles { get; } + public BasicEffect Effect { get; } + + public MeshPart(VertexBuffer vertexBuffer, IndexBuffer indexBuffer, Triangle[] triangles, BasicEffect effect) + { + VertexBuffer = vertexBuffer; + IndexBuffer = indexBuffer; + Triangles = triangles; + Effect = effect; + } + + public void Draw(GraphicsDevice graphicsDevice, Matrix world, Matrix view, Matrix projection) + { + graphicsDevice.SetVertexBuffer(VertexBuffer); + graphicsDevice.Indices = IndexBuffer; + + Effect.World = world; + Effect.View = view; + Effect.Projection = projection; + + foreach (var pass in Effect.CurrentTechnique.Passes) + { + pass.Apply(); + + graphicsDevice.DrawIndexedPrimitives( + PrimitiveType.TriangleList, + 0, + 0, + VertexBuffer.VertexCount, + 0, + Triangles.Length + ); + } + } + } +} diff --git a/Model.cs b/Model.cs new file mode 100644 index 0000000..abdbf3e --- /dev/null +++ b/Model.cs @@ -0,0 +1,23 @@ +using Microsoft.Xna.Framework; +using Microsoft.Xna.Framework.Graphics; + +namespace Smuggler +{ + public class Model + { + public Mesh[] Meshes { get; } + + public Model(Mesh[] meshes) + { + Meshes = meshes; + } + + public void Draw(GraphicsDevice graphicsDevice, Matrix world, Matrix view, Matrix projection) + { + foreach (var mesh in Meshes) + { + mesh.Draw(graphicsDevice, world, view, projection); + } + } + } +} diff --git a/README.md b/README.md new file mode 100644 index 0000000..640fdb7 --- /dev/null +++ b/README.md @@ -0,0 +1,3 @@ +# Smuggler + +A 3D model library for sneaking around the XNA content pipeline. diff --git a/Smuggler.csproj b/Smuggler.csproj new file mode 100644 index 0000000..fafb0a4 --- /dev/null +++ b/Smuggler.csproj @@ -0,0 +1,21 @@ + + + + netstandard2.0 + Smuggler + 0.1.0 + Cassandra Lugo; Evan Hemsley + Cassandra Lugo and Evan Hemsley 2020 + true + Smuggler + + + + + + + + + + + diff --git a/Triangle.cs b/Triangle.cs new file mode 100644 index 0000000..d39c672 --- /dev/null +++ b/Triangle.cs @@ -0,0 +1,16 @@ +namespace Smuggler +{ + public struct Triangle + { + public int A { get; } + public int B { get; } + public int C { get; } + + public Triangle(int a, int b, int c) + { + A = a; + B = b; + C = c; + } + } +}