public MaterialDescription Run(MaterialDescription material, UDirectory materialPath, PixelFormat outputFormat = PixelFormat.ETC1)
{
if (material == null) throw new ArgumentNullException("material");
var assetManager = new AssetManager();
var modifiedMaterial = material.Clone();
var textureVisitor = new MaterialTextureVisitor(modifiedMaterial);
var nodeReplacer = new MaterialNodeReplacer(modifiedMaterial);
var textureNodes = textureVisitor.GetAllModelTextureValues();
foreach (var textureNode in textureNodes)
{
var itemAsset = assetSession.FindAsset(textureNode.TextureReference.Id);
if(itemAsset == null)
throw new InvalidOperationException("The referenced texture is not included in the project session.");
var textureAsset = (TextureAsset)itemAsset.Asset;
if (textureAsset.Format != TextureFormat.Compressed || textureAsset.Alpha == AlphaFormat.None)
continue; // the texture has no alpha so there is no need to divide the texture into two sub-textures
var originalLocation = textureNode.TextureReference.Location;
throw new NotImplementedException("TODO: Need to reimplement this with removed data layer.");
using (var image = assetManager.Load<Image>(originalLocation))
{
CreateAndSaveSeparateTextures(image, originalLocation, textureAsset.GenerateMipmaps, outputFormat);
assetManager.Unload(image); // matching unload to the previous asset manager load call
}
// make new tree
var colorNode = new MaterialTextureNode(GenerateColorTextureURL(originalLocation), textureNode.TexcoordIndex, Vector2.One, Vector2.Zero);
var alphaNode = new MaterialTextureNode(GenerateAlphaTextureURL(originalLocation), textureNode.TexcoordIndex, Vector2.One, Vector2.Zero);
var substituteAlphaNode = new MaterialShaderClassNode { MixinReference = new AssetReference<EffectShaderAsset>(Guid.Empty, "ComputeColorSubstituteAlphaWithColor") };
substituteAlphaNode.CompositionNodes.Add("color1", colorNode);
substituteAlphaNode.CompositionNodes.Add("color2", alphaNode);
// set the parameters of the children so that they match the original texture
var children = new[] { colorNode, alphaNode };
foreach (var childTexture in children)
{
childTexture.Sampler.AddressModeU = textureNode.Sampler.AddressModeU;
childTexture.Sampler.AddressModeV = textureNode.Sampler.AddressModeV;
childTexture.Sampler.Filtering = textureNode.Sampler.Filtering;
childTexture.Offset = textureNode.Offset;
childTexture.Sampler.SamplerParameterKey = textureNode.Sampler.SamplerParameterKey;
childTexture.Scale = textureNode.Scale;
childTexture.TexcoordIndex = textureNode.TexcoordIndex;
}
// copy the parameter key on the color and let the one of the alpha null so that it is set automatically to available value later
colorNode.Key = textureNode.Key;
alphaNode.Key = null;
// update all the material references to the new node
nodeReplacer.Replace(textureNode, substituteAlphaNode);
}
return modifiedMaterial;
}
public void TestSaveAndLoadEntities()
{
InitializeAssetDatabase();
var assetManager = new AssetManager();
var entity = new Entity();
entity.Transform.Position = new Vector3(100.0f, 0.0f, 0.0f);
assetManager.Save("EntityAssets/Entity", entity);
GC.Collect();
var entity2 = assetManager.Load<Entity>("EntityAssets/Entity");
Assert.AreEqual(entity.Transform.Position, entity2.Transform.Position);
}
protected override Task<ResultStatus> DoCommandOverride(ICommandContext commandContext)
{
var assetManager = new AssetManager();
// Load image
var image = assetManager.Load<Image>(InputUrl);
// Initialize TextureTool library
using (var texTool = new TextureTool())
using (var texImage = texTool.Load(image))
{
var outputFormat = Format.HasValue ? Format.Value : image.Description.Format;
// Apply transformations
texTool.Decompress(texImage);
if (IsAbsolute)
{
texTool.Resize(texImage, (int)Width, (int)Height, Filter.Rescaling.Lanczos3);
}
else
{
texTool.Rescale(texImage, Width / 100.0f, Height / 100.0f, Filter.Rescaling.Lanczos3);
}
// Generate mipmaps
if (GenerateMipmaps)
{
texTool.GenerateMipMaps(texImage, Filter.MipMapGeneration.Box);
}
// Convert/Compress to output format
texTool.Compress(texImage, outputFormat);
// Save
using (var outputImage = texTool.ConvertToParadoxImage(texImage))
{
assetManager.Save(OutputUrl, outputImage);
commandContext.Logger.Verbose("Compression successful [{3}] to ({0}x{1},{2})",
outputImage.Description.Width,
outputImage.Description.Height, outputImage.Description.Format, OutputUrl);
}
}
return Task.FromResult(ResultStatus.Successful);
}
public unsafe void TestSaveAndLoadCyclicallyReferencedAssets()
{
var assetManager = new AssetManager();
SaveCyclicallyReferencedAssets(assetManager);
GC.Collect();
var simpleAsset = assetManager.Load<SimpleAsset>("SimpleAssets/First");
Assert.That(simpleAsset.Url, Is.EqualTo("SimpleAssets/First"));
Assert.That(simpleAsset.Str, Is.EqualTo("First"));
Assert.That(simpleAsset.Dble, Is.EqualTo(5.0));
Assert.That(simpleAsset.Child, !Is.Null);
Assert.That(simpleAsset.Child.Url, Is.EqualTo("SimpleAssets/Second"));
Assert.That(simpleAsset.Child.Str, Is.EqualTo("Second"));
Assert.That(simpleAsset.Child.Dble, Is.EqualTo(5.0));
Assert.That(simpleAsset.Child.Child, !Is.Null);
Assert.That(simpleAsset.Child.Child.Url, Is.EqualTo("SimpleAssets/Third"));
Assert.That(simpleAsset.Child.Child.Str, Is.EqualTo("Third"));
Assert.That(simpleAsset.Child.Child.Dble, Is.EqualTo(5.0));
Assert.That(simpleAsset.Child.Child.Child, Is.SameAs(simpleAsset));
}
public unsafe void TestSaveAndLoadSimpleAssets()
{
var assetManager = new AssetManager();
SaveSimpleAssets(assetManager);
GC.Collect();
var simpleAsset = assetManager.Load<SimpleAsset>("SimpleAssets/Grandpa");
Assert.That(simpleAsset.Url, Is.EqualTo("SimpleAssets/Grandpa"));
Assert.That(simpleAsset.Str, Is.EqualTo("Grandpa"));
Assert.That(simpleAsset.Dble, Is.EqualTo(5.0));
Assert.That(simpleAsset.Child, !Is.Null);
Assert.That(simpleAsset.Child.Url, Is.EqualTo("SimpleAssets/Pa"));
Assert.That(simpleAsset.Child.Str, Is.EqualTo("Pa"));
Assert.That(simpleAsset.Child.Dble, Is.EqualTo(5.0));
Assert.That(simpleAsset.Child.Child, !Is.Null);
Assert.That(simpleAsset.Child.Child.Url, Is.EqualTo("SimpleAssets/Son"));
Assert.That(simpleAsset.Child.Child.Str, Is.EqualTo("Son"));
Assert.That(simpleAsset.Child.Child.Dble, Is.EqualTo(5.0));
Assert.That(simpleAsset.Child.Child.Child, Is.Null);
}
protected override async Task<ResultStatus> DoCommandOverride(ICommandContext commandContext)
{
var assetManager = new AssetManager();
DataContainer result = null;
switch (Source.Type)
{
case UrlType.File:
using (var fileStream = new FileStream(Source.Path, FileMode.Open, FileAccess.Read))
{
if (!WaitDelay())
return ResultStatus.Cancelled;
result = DataContainer.Load(fileStream);
}
break;
case UrlType.Internal:
var container = assetManager.Load<DataContainer>(Source.Path);
if (!WaitDelay())
return ResultStatus.Cancelled;
result = container.Alterate();
break;
}
assetManager.Save(OutputUrl, result);
var tasksToWait = CommandsToSpawn.Select(commandContext.ScheduleAndExecuteCommand);
await Task.WhenAll(tasksToWait);
foreach (ObjectUrl inputDep in InputDependencies)
{
commandContext.RegisterInputDependency(inputDep);
}
return ResultStatus.Successful;
}
public void TestImportModelSimple()
{
var file = Path.Combine(Environment.CurrentDirectory, @"scenes\goblin.fbx");
// Create a project with an asset reference a raw file
var project = new Package { FullPath = Path.Combine(Environment.CurrentDirectory, "ModelAssets", "ModelAssets" + Package.PackageFileExtension) };
using (var session = new PackageSession(project))
{
var importSession = new AssetImportSession(session);
// ------------------------------------------------------------------
// Step 1: Add files to session
// ------------------------------------------------------------------
importSession.AddFile(file, project, UDirectory.Empty);
// ------------------------------------------------------------------
// Step 2: Stage assets
// ------------------------------------------------------------------
var stageResult = importSession.Stage();
Assert.IsTrue(stageResult);
Assert.AreEqual(0, project.Assets.Count);
// ------------------------------------------------------------------
// Step 3: Import asset directly
// ------------------------------------------------------------------
importSession.Import();
Assert.AreEqual(4, project.Assets.Count);
var assetItem = project.Assets.FirstOrDefault(item => item.Asset is EntityAsset);
Assert.NotNull(assetItem);
EntityAnalysis.UpdateEntityReferences(((EntityAsset)assetItem.Asset).Hierarchy);
var assetCollection = new AssetItemCollection();
// Remove directory from the location
assetCollection.Add(assetItem);
Console.WriteLine(assetCollection.ToText());
//session.Save();
// Create and mount database file system
var objDatabase = new ObjectDatabase("/data/db", "index", "/local/db");
var databaseFileProvider = new DatabaseFileProvider(objDatabase);
AssetManager.GetFileProvider = () => databaseFileProvider;
((EntityAsset)assetItem.Asset).Hierarchy.Entities[0].Components.RemoveWhere(x => x.Key != TransformComponent.Key);
//((EntityAsset)assetItem.Asset).Data.Entities[1].Components.RemoveWhere(x => x.Key != SiliconStudio.Paradox.Engine.TransformComponent.Key);
var assetManager = new AssetManager();
assetManager.Save("Entity1", ((EntityAsset)assetItem.Asset).Hierarchy);
assetManager = new AssetManager();
var entity = assetManager.Load<Entity>("Entity1");
var entity2 = entity.Clone();
var entityAsset = (EntityAsset)assetItem.Asset;
entityAsset.Hierarchy.Entities[0].Components.Add(TransformComponent.Key, new TransformComponent());
var entityAsset2 = (EntityAsset)AssetCloner.Clone(entityAsset);
entityAsset2.Hierarchy.Entities[0].Components.Get(TransformComponent.Key).Position = new Vector3(10.0f, 0.0f, 0.0f);
AssetMerge.Merge(entityAsset, entityAsset2, null, AssetMergePolicies.MergePolicyAsset2AsNewBaseOfAsset1);
}
}
private unsafe object ExportAnimation(ICommandContext commandContext, AssetManager assetManager)
{
// Read from model file
var modelSkeleton = LoadSkeleton(commandContext, assetManager); // we get model skeleton to compare it to real skeleton we need to map to
var animationClips = LoadAnimation(commandContext, assetManager);
AnimationClip animationClip = null;
if (animationClips.Count > 0)
{
animationClip = new AnimationClip();
AnimationClip rootMotionAnimationClip = null;
// If root motion is explicitely enabled, or if there is no skeleton, try to find root node and apply animation directly on TransformComponent
if ((AnimationRootMotion || SkeletonUrl == null) && modelSkeleton.Nodes.Length >= 1)
{
// No skeleton, map root node only
// TODO: For now, it seems to be located on node 1 in FBX files. Need to check if always the case, and what happens with Assimp
var rootNode0 = modelSkeleton.Nodes.Length >= 1 ? modelSkeleton.Nodes[0].Name : null;
var rootNode1 = modelSkeleton.Nodes.Length >= 2 ? modelSkeleton.Nodes[1].Name : null;
if ((rootNode0 != null && animationClips.TryGetValue(rootNode0, out rootMotionAnimationClip))
|| (rootNode1 != null && animationClips.TryGetValue(rootNode1, out rootMotionAnimationClip)))
{
foreach (var channel in rootMotionAnimationClip.Channels)
{
var curve = rootMotionAnimationClip.Curves[channel.Value.CurveIndex];
// Root motion
var channelName = channel.Key;
if (channelName.StartsWith("Transform."))
{
animationClip.AddCurve($"[TransformComponent.Key]." + channelName.Replace("Transform.", string.Empty), curve);
}
// Also apply Camera curves
// TODO: Add some other curves?
if (channelName.StartsWith("Camera."))
{
animationClip.AddCurve($"[CameraComponent.Key]." + channelName.Replace("Camera.", string.Empty), curve);
}
}
// Take max of durations
if (animationClip.Duration < rootMotionAnimationClip.Duration)
animationClip.Duration = rootMotionAnimationClip.Duration;
}
}
// Load asset reference skeleton
if (SkeletonUrl != null)
{
var skeleton = assetManager.Load<Skeleton>(SkeletonUrl);
var skeletonMapping = new SkeletonMapping(skeleton, modelSkeleton);
// Process missing nodes
foreach (var nodeAnimationClipEntry in animationClips)
{
var nodeName = nodeAnimationClipEntry.Key;
var nodeAnimationClip = nodeAnimationClipEntry.Value;
var nodeIndex = modelSkeleton.Nodes.IndexOf(x => x.Name == nodeName);
// Node doesn't exist in skeleton? skip it
if (nodeIndex == -1 || skeletonMapping.SourceToSource[nodeIndex] != nodeIndex)
continue;
// Skip root motion node (if any)
if (nodeAnimationClip == rootMotionAnimationClip)
continue;
// Find parent node
var parentNodeIndex = modelSkeleton.Nodes[nodeIndex].ParentIndex;
if (parentNodeIndex != -1 && skeletonMapping.SourceToSource[parentNodeIndex] != parentNodeIndex)
{
// Some nodes were removed, we need to concat the anim curves
var currentNodeIndex = nodeIndex;
var nodesToMerge = new List<Tuple<ModelNodeDefinition, AnimationBlender, AnimationClipEvaluator>>();
while (currentNodeIndex != -1 && currentNodeIndex != skeletonMapping.SourceToSource[parentNodeIndex])
{
AnimationClip animationClipToMerge;
AnimationClipEvaluator animationClipEvaluator = null;
AnimationBlender animationBlender = null;
if (animationClips.TryGetValue(modelSkeleton.Nodes[currentNodeIndex].Name, out animationClipToMerge))
{
animationBlender = new AnimationBlender();
animationClipEvaluator = animationBlender.CreateEvaluator(animationClipToMerge);
}
nodesToMerge.Add(Tuple.Create(modelSkeleton.Nodes[currentNodeIndex], animationBlender, animationClipEvaluator));
currentNodeIndex = modelSkeleton.Nodes[currentNodeIndex].ParentIndex;
}
// Put them in proper parent to children order
nodesToMerge.Reverse();
// Find all key times
// TODO: We should detect discontinuities and keep them
var animationKeysSet = new HashSet<CompressedTimeSpan>();
foreach (var node in nodesToMerge)
{
foreach (var curve in node.Item3.Clip.Curves)
{
foreach (CompressedTimeSpan time in curve.Keys)
{
animationKeysSet.Add(time);
}
}
}
// Sort key times
var animationKeys = animationKeysSet.ToList();
animationKeys.Sort();
var animationOperations = new FastList<AnimationOperation>();
var combinedAnimationClip = new AnimationClip();
var translationCurve = new AnimationCurve<Vector3>();
var rotationCurve = new AnimationCurve<Quaternion>();
var scaleCurve = new AnimationCurve<Vector3>();
// Evaluate at every key frame
foreach (var animationKey in animationKeys)
{
var matrix = Matrix.Identity;
// Evaluate node
foreach (var node in nodesToMerge)
{
// Get default position
var modelNodeDefinition = node.Item1;
// Compute
AnimationClipResult animationClipResult = null;
animationOperations.Clear();
animationOperations.Add(AnimationOperation.NewPush(node.Item3, animationKey));
node.Item2.Compute(animationOperations, ref animationClipResult);
var updateMemberInfos = new List<UpdateMemberInfo>();
foreach (var channel in animationClipResult.Channels)
updateMemberInfos.Add(new UpdateMemberInfo { Name = channel.PropertyName, DataOffset = channel.Offset });
// TODO: Cache this
var compiledUpdate = UpdateEngine.Compile(typeof(ModelNodeDefinition), updateMemberInfos);
unsafe
{
fixed (byte* data = animationClipResult.Data)
UpdateEngine.Run(modelNodeDefinition, compiledUpdate, (IntPtr)data, null);
}
Matrix localMatrix;
TransformComponent.CreateMatrixTRS(ref modelNodeDefinition.Transform.Position, ref modelNodeDefinition.Transform.Rotation, ref modelNodeDefinition.Transform.Scale,
out localMatrix);
matrix = Matrix.Multiply(localMatrix, matrix);
}
// Done evaluating, let's decompose matrix
TransformTRS transform;
matrix.Decompose(out transform.Scale, out transform.Rotation, out transform.Position);
// Create a key
translationCurve.KeyFrames.Add(new KeyFrameData<Vector3>(animationKey, transform.Position));
rotationCurve.KeyFrames.Add(new KeyFrameData<Quaternion>(animationKey, transform.Rotation));
scaleCurve.KeyFrames.Add(new KeyFrameData<Vector3>(animationKey, transform.Scale));
}
combinedAnimationClip.AddCurve($"{nameof(ModelNodeTransformation.Transform)}.{nameof(TransformTRS.Position)}", translationCurve);
combinedAnimationClip.AddCurve($"{nameof(ModelNodeTransformation.Transform)}.{nameof(TransformTRS.Rotation)}", rotationCurve);
combinedAnimationClip.AddCurve($"{nameof(ModelNodeTransformation.Transform)}.{nameof(TransformTRS.Scale)}", scaleCurve);
nodeAnimationClip = combinedAnimationClip;
}
foreach (var channel in nodeAnimationClip.Channels)
{
var curve = nodeAnimationClip.Curves[channel.Value.CurveIndex];
// TODO: Root motion
var channelName = channel.Key;
if (channelName.StartsWith("Transform."))
{
animationClip.AddCurve($"[ModelComponent.Key].Skeleton.NodeTransformations[{skeletonMapping.SourceToTarget[nodeIndex]}]." + channelName, curve);
}
}
// Take max of durations
if (animationClip.Duration < nodeAnimationClip.Duration)
animationClip.Duration = nodeAnimationClip.Duration;
}
}
}
if (animationClip == null)
{
commandContext.Logger.Info("File {0} has an empty animation.", SourcePath);
}
else
{
if (animationClip.Duration.Ticks == 0)
{
commandContext.Logger.Warning("File {0} has a 0 tick long animation.", SourcePath);
}
// Optimize and set common parameters
animationClip.RepeatMode = AnimationRepeatMode;
animationClip.Optimize();
}
return animationClip;
}
public unsafe void TestLoadMissingAsset()
{
var assetManager = new AssetManager();
var asset = assetManager.Load<SimpleAsset>("inexisting/asset");
Assert.That(asset, Is.Null);
Assert.That(assetManager.HasAssetWithUrl("inexisting/asset"), Is.False);
SaveAssetsAndDeleteAChild(assetManager);
GC.Collect();
asset = assetManager.Load<SimpleAsset>("SimpleAssets/Pa");
Assert.That(asset, !Is.Null);
Assert.That(asset.Url, Is.EqualTo("SimpleAssets/Pa"));
Assert.That(asset.Child, Is.Null);
asset = assetManager.Load<SimpleAsset>("SimpleAssets/Son");
Assert.That(asset, Is.Null);
}
public unsafe void TestSaveAndLoadAssetAndIndexFileManyTimes()
{
var assetManager = new AssetManager();
var simpleAsset = new SimpleAsset("Grandpa", null) { Dble = 0.0 };
assetManager.SaveSingle(simpleAsset);
assetManager.Unload(simpleAsset);
var databaseFileProvider = (DatabaseFileProvider)VirtualFileSystem.ResolveProvider("/db", true).Provider;
databaseFileProvider.AssetIndexMap.WaitPendingOperations();
simpleAsset = null;
GC.Collect();
for (double d = 0; d < 10.0; ++d)
{
var anotherAssetManager = new AssetManager();
simpleAsset = anotherAssetManager.Load<SimpleAsset>("SimpleAssets/Grandpa");
Assert.That(simpleAsset.Dble, Is.EqualTo(d));
simpleAsset.Dble += 1.0;
anotherAssetManager.SaveSingle(simpleAsset);
anotherAssetManager.Unload(simpleAsset);
databaseFileProvider.AssetIndexMap.WaitPendingOperations();
simpleAsset = null;
GC.Collect();
}
}
public unsafe void TestSaveAndLoadAssetManyTimes()
{
var assetManager = new AssetManager();
var simpleAsset = new SimpleAsset("Grandpa", null) { Dble = 0.0 };
assetManager.SaveSingle(simpleAsset);
assetManager.Unload(simpleAsset);
simpleAsset = null;
GC.Collect();
for (double d = 0; d < 10.0; ++d)
{
simpleAsset = assetManager.Load<SimpleAsset>("SimpleAssets/Grandpa");
Assert.That(simpleAsset.Dble, Is.EqualTo(d));
simpleAsset.Dble += 1.0;
assetManager.SaveSingle(simpleAsset);
assetManager.Unload(simpleAsset);
simpleAsset = null;
GC.Collect();
}
}
public unsafe void TestComplexAssets()
{
var assetManager = new AssetManager();
SaveComplexAssets(assetManager);
GC.Collect();
var ass1 = assetManager.Load<ComplexAsset>("ComplexAssets/First");
var ass2FromAss1 = ass1.FirstChild;
var ass2 = assetManager.Load<ComplexAsset>("ComplexAssets/Second");
var ass3FromAss2 = ass2.FirstChild;
var ass3 = assetManager.Load<ComplexAsset>("ComplexAssets/Third");
var ass2FromAss3 = ass3.FirstChild;
Assert.That(ass1.Url, Is.EqualTo("ComplexAssets/First"));
Assert.That(ass2FromAss1, Is.SameAs(ass1.FirstChild));
Assert.That(ass2FromAss1, Is.SameAs(ass2));
Assert.That(ass1.Data, !Is.Null);
Assert.That(ass1.Data.Asset, Is.SameAs(ass2));
Assert.That(ass1.Data.Num, Is.EqualTo(1));
Assert.That(ass1.Children.Count, Is.EqualTo(1));
Assert.That(ass1.Children[0], Is.SameAs(ass2));
Assert.That(ass2.Url, Is.EqualTo("ComplexAssets/Second"));
Assert.That(ass3FromAss2, Is.SameAs(ass2.FirstChild));
Assert.That(ass3FromAss2, Is.SameAs(ass3));
Assert.That(ass2.Data, Is.Null);
Assert.That(ass2.Children.Count, Is.EqualTo(1));
Assert.That(ass2.Children[0], Is.SameAs(ass3));
Assert.That(ass3.Url, Is.EqualTo("ComplexAssets/Third"));
Assert.That(ass2FromAss3, Is.SameAs(ass3.FirstChild));
Assert.That(ass2FromAss3, Is.SameAs(ass2));
Assert.That(ass3.Data, !Is.Null);
Assert.That(ass3.Data.Asset, Is.SameAs(ass1));
Assert.That(ass3.Data.Num, Is.EqualTo(2));
Assert.That(ass3.Children.Count, Is.EqualTo(2));
Assert.That(ass3.Children[0], Is.SameAs(ass1));
Assert.That(ass3.Children[1], Is.SameAs(ass2));
}
private object ExportModel(ICommandContext commandContext, AssetManager assetManager)
{
// Read from model file
var modelSkeleton = LoadSkeleton(commandContext, assetManager); // we get model skeleton to compare it to real skeleton we need to map to
var model = LoadModel(commandContext, assetManager);
// Apply materials
foreach (var modelMaterial in Materials)
{
if (modelMaterial.MaterialInstance?.Material == null)
{
commandContext.Logger.Warning($"The material [{modelMaterial.Name}] is null in the list of materials.");
continue;
}
model.Materials.Add(modelMaterial.MaterialInstance);
}
model.BoundingBox = BoundingBox.Empty;
foreach (var mesh in model.Meshes)
{
if (TessellationAEN)
{
// TODO: Generate AEN model view
commandContext.Logger.Error("TessellationAEN is not supported in {0}", ContextAsString);
}
}
SkeletonMapping skeletonMapping;
Skeleton skeleton;
if (SkeletonUrl != null)
{
// Load skeleton and process it
skeleton = assetManager.Load<Skeleton>(SkeletonUrl);
// Assign skeleton to model
model.Skeleton = AttachedReferenceManager.CreateSerializableVersion<Skeleton>(Guid.Empty, SkeletonUrl);
}
else
{
skeleton = null;
}
skeletonMapping = new SkeletonMapping(skeleton, modelSkeleton);
// Refresh skeleton updater with model skeleton
var hierarchyUpdater = new SkeletonUpdater(modelSkeleton);
hierarchyUpdater.UpdateMatrices();
// Move meshes in the new nodes
foreach (var mesh in model.Meshes)
{
// Check if there was a remap using model skeleton
if (skeletonMapping.SourceToSource[mesh.NodeIndex] != mesh.NodeIndex)
{
// Transform vertices
var transformationMatrix = CombineMatricesFromNodeIndices(hierarchyUpdater.NodeTransformations, skeletonMapping.SourceToSource[mesh.NodeIndex], mesh.NodeIndex);
mesh.Draw.VertexBuffers[0].TransformBuffer(ref transformationMatrix);
// Check if geometry is inverted, to know if we need to reverse winding order
// TODO: What to do if there is no index buffer? We should create one... (not happening yet)
if (mesh.Draw.IndexBuffer == null)
throw new InvalidOperationException();
Matrix rotation;
Vector3 scale, translation;
if (transformationMatrix.Decompose(out scale, out rotation, out translation)
&& scale.X * scale.Y * scale.Z < 0)
{
mesh.Draw.ReverseWindingOrder();
}
}
// Update new node index using real asset skeleton
mesh.NodeIndex = skeletonMapping.SourceToTarget[mesh.NodeIndex];
}
// Merge meshes with same parent nodes, material and skinning
var meshesByNodes = model.Meshes.GroupBy(x => x.NodeIndex).ToList();
foreach (var meshesByNode in meshesByNodes)
{
// This logic to detect similar material is kept from old code; this should be reviewed/improved at some point
foreach (var meshesPerDrawCall in meshesByNode.GroupBy(x => x,
new AnonymousEqualityComparer<Mesh>((x, y) =>
x.MaterialIndex == y.MaterialIndex // Same material
&& ArrayExtensions.ArraysEqual(x.Skinning?.Bones, y.Skinning?.Bones) // Same bones
&& CompareParameters(model, x, y) // Same parameters
&& CompareShadowOptions(model, x, y), // Same shadow parameters
x => 0)).ToList())
{
if (meshesPerDrawCall.Count() == 1)
{
// Nothing to group, skip to next entry
continue;
}
// Remove old meshes
foreach (var mesh in meshesPerDrawCall)
{
model.Meshes.Remove(mesh);
}
// Add new combined mesh(es)
var baseMesh = meshesPerDrawCall.First();
var newMeshList = meshesPerDrawCall.Select(x => x.Draw).ToList().GroupDrawData(Allow32BitIndex);
foreach (var generatedMesh in newMeshList)
{
model.Meshes.Add(new Mesh(generatedMesh, baseMesh.Parameters)
{
MaterialIndex = baseMesh.MaterialIndex,
Name = baseMesh.Name,
Draw = generatedMesh,
NodeIndex = baseMesh.NodeIndex,
Skinning = baseMesh.Skinning,
});
}
}
}
// Remap skinning
foreach (var skinning in model.Meshes.Select(x => x.Skinning).Where(x => x != null).Distinct())
{
// Update node mapping
// Note: we only remap skinning matrices, but we could directly remap skinning bones instead
for (int i = 0; i < skinning.Bones.Length; ++i)
{
var nodeIndex = skinning.Bones[i].NodeIndex;
var newNodeIndex = skeletonMapping.SourceToSource[nodeIndex];
skinning.Bones[i].NodeIndex = skeletonMapping.SourceToTarget[nodeIndex];
// If it was remapped, we also need to update matrix
if (newNodeIndex != nodeIndex)
{
var transformationMatrix = CombineMatricesFromNodeIndices(hierarchyUpdater.NodeTransformations, newNodeIndex, nodeIndex);
skinning.Bones[i].LinkToMeshMatrix = Matrix.Multiply(skinning.Bones[i].LinkToMeshMatrix, transformationMatrix);
}
}
}
// split the meshes if necessary
model.Meshes = SplitExtensions.SplitMeshes(model.Meshes, Allow32BitIndex);
// Refresh skeleton updater with asset skeleton
hierarchyUpdater = new SkeletonUpdater(skeleton);
hierarchyUpdater.UpdateMatrices();
// bounding boxes
var modelBoundingBox = model.BoundingBox;
var modelBoundingSphere = model.BoundingSphere;
foreach (var mesh in model.Meshes)
{
var vertexBuffers = mesh.Draw.VertexBuffers;
if (vertexBuffers.Length > 0)
{
// Compute local mesh bounding box (no node transformation)
Matrix matrix = Matrix.Identity;
mesh.BoundingBox = vertexBuffers[0].ComputeBounds(ref matrix, out mesh.BoundingSphere);
// Compute model bounding box (includes node transformation)
hierarchyUpdater.GetWorldMatrix(mesh.NodeIndex, out matrix);
BoundingSphere meshBoundingSphere;
var meshBoundingBox = vertexBuffers[0].ComputeBounds(ref matrix, out meshBoundingSphere);
BoundingBox.Merge(ref modelBoundingBox, ref meshBoundingBox, out modelBoundingBox);
BoundingSphere.Merge(ref modelBoundingSphere, ref meshBoundingSphere, out modelBoundingSphere);
}
// TODO: temporary Always try to compact
mesh.Draw.CompactIndexBuffer();
}
model.BoundingBox = modelBoundingBox;
model.BoundingSphere = modelBoundingSphere;
// merges all the Draw VB and IB together to produce one final VB and IB by entity.
var sizeVertexBuffer = model.Meshes.SelectMany(x => x.Draw.VertexBuffers).Select(x => x.Buffer.GetSerializationData().Content.Length).Sum();
var sizeIndexBuffer = 0;
foreach (var x in model.Meshes)
{
// Let's be aligned (if there was 16bit indices before, we might be off)
if (x.Draw.IndexBuffer.Is32Bit && sizeIndexBuffer % 4 != 0)
sizeIndexBuffer += 2;
sizeIndexBuffer += x.Draw.IndexBuffer.Buffer.GetSerializationData().Content.Length;
}
var vertexBuffer = new BufferData(BufferFlags.VertexBuffer, new byte[sizeVertexBuffer]);
var indexBuffer = new BufferData(BufferFlags.IndexBuffer, new byte[sizeIndexBuffer]);
// Note: reusing same instance, to avoid having many VB with same hash but different URL
var vertexBufferSerializable = vertexBuffer.ToSerializableVersion();
var indexBufferSerializable = indexBuffer.ToSerializableVersion();
var vertexBufferNextIndex = 0;
var indexBufferNextIndex = 0;
foreach (var drawMesh in model.Meshes.Select(x => x.Draw))
{
// the index buffer
var oldIndexBuffer = drawMesh.IndexBuffer.Buffer.GetSerializationData().Content;
// Let's be aligned (if there was 16bit indices before, we might be off)
if (drawMesh.IndexBuffer.Is32Bit && indexBufferNextIndex % 4 != 0)
indexBufferNextIndex += 2;
Array.Copy(oldIndexBuffer, 0, indexBuffer.Content, indexBufferNextIndex, oldIndexBuffer.Length);
drawMesh.IndexBuffer = new IndexBufferBinding(indexBufferSerializable, drawMesh.IndexBuffer.Is32Bit, drawMesh.IndexBuffer.Count, indexBufferNextIndex);
indexBufferNextIndex += oldIndexBuffer.Length;
// the vertex buffers
for (int index = 0; index < drawMesh.VertexBuffers.Length; index++)
{
var vertexBufferBinding = drawMesh.VertexBuffers[index];
var oldVertexBuffer = vertexBufferBinding.Buffer.GetSerializationData().Content;
Array.Copy(oldVertexBuffer, 0, vertexBuffer.Content, vertexBufferNextIndex, oldVertexBuffer.Length);
drawMesh.VertexBuffers[index] = new VertexBufferBinding(vertexBufferSerializable, vertexBufferBinding.Declaration, vertexBufferBinding.Count, vertexBufferBinding.Stride,
vertexBufferNextIndex);
vertexBufferNextIndex += oldVertexBuffer.Length;
}
}
// Convert to Entity
return model;
}
private void CreateObstacleEntities(AssetManager assetManager)
{
foreach (var obstacle in obstacles)
{
var entity = new Entity();
var model = assetManager.Load<Model>(obstacle.Model);
entity.Add(new ModelComponent(model));
if (!string.IsNullOrEmpty(obstacle.Animation))
{
var anim = assetManager.Load<AnimationClip>(obstacle.Animation);
entity.Add(new AnimationComponent { Animations = { { PlayIdleAnimationScript.AnimationName, anim } } });
entity.Add(new ScriptComponent { Scripts = { new PlayIdleAnimationScript() } });
}
obstacle.Entity = entity;
}
}
/// <summary>
/// Load Background entities from predefined keys,
/// and also get defined holes for that bg.
/// </summary>
/// <param name="assetManager"></param>
/// <returns></returns>
private static void LoadBgEntities(AssetManager assetManager)
{
var bgKeys = Enum.GetValues(typeof(BgKeys));
foreach (var bgKeyObj in bgKeys)
{
var bgKey = (BgKeys)bgKeyObj;
BgEntityDict[bgKey].Entity = new Entity { new ModelComponent(assetManager.Load<Model>(bgKey.ToString())) };
}
}