/// <summary>
/// The main Process method converts an intermediate format content pipeline
/// NodeContent tree to a ModelContent object with embedded animation data.
/// </summary>
public override ModelContent Process(NodeContent input, ContentProcessorContext context)
{
contentPath = Environment.CurrentDirectory;
using (XmlReader reader = XmlReader.Create(MaterialDataFilePath))
{
incomingMaterials = IntermediateSerializer.Deserialize<List<MaterialData>>(reader, null);
}
context.AddDependency(Path.Combine(Environment.CurrentDirectory, MaterialDataFilePath));
// Chain to the base ModelProcessor class so it can convert the model data.
ModelContent model = base.Process(input, context);
// Put the material's flags into the ModelMeshPartContent's Tag property.
foreach (ModelMeshContent mmc in model.Meshes)
{
foreach (ModelMeshPartContent mmpc in mmc.MeshParts)
{
MaterialData mat = incomingMaterials.Single(m => m.Name == mmpc.Material.Name);
MaterialInfo extraInfo = new MaterialInfo();
extraInfo.HandlingFlags = mat.HandlingFlags;
extraInfo.RenderState = mat.RenderState;
mmpc.Tag = extraInfo;
}
}
return model;
}
/// <summary>
/// The main Process method converts an intermediate format content pipeline
/// NodeContent tree to a ModelContent object with embedded animation data.
/// </summary>
public override ModelContent Process(NodeContent input, ContentProcessorContext context)
{
ValidateMesh(input, context, null);
// Find the skeleton.
BoneContent skeleton = MeshHelper.FindSkeleton(input);
if (skeleton == null)
throw new InvalidContentException("Input skeleton not found.");
// We don't want to have to worry about different parts of the model being
// in different local coordinate systems, so let's just bake everything.
FlattenTransforms(input, skeleton);
// Read the bind pose and skeleton hierarchy data.
IList<BoneContent> bones = MeshHelper.FlattenSkeleton(skeleton);
// This value must match the constant of the same name in the Constants.fxh file.
const int MAX_BONES = 72;
if (bones.Count > MAX_BONES)
{
throw new InvalidContentException(string.Format(
"Skeleton has {0} bones, but the maximum supported is {1}.",
bones.Count, MAX_BONES));
}
List<Matrix> bindPose = new List<Matrix>();
List<Matrix> inverseBindPose = new List<Matrix>();
List<int> skeletonHierarchy = new List<int>();
foreach (BoneContent bone in bones)
{
bindPose.Add(bone.Transform);
inverseBindPose.Add(Matrix.Invert(bone.AbsoluteTransform));
skeletonHierarchy.Add(bones.IndexOf(bone.Parent as BoneContent));
}
contentPath = Environment.CurrentDirectory;
using (XmlReader reader = XmlReader.Create(MaterialDataFilePath))
{
incomingMaterials = IntermediateSerializer.Deserialize<List<MaterialData>>(reader, null);
}
context.AddDependency(Path.Combine(Environment.CurrentDirectory, MaterialDataFilePath));
// Placeholder for when you could perform other ModelMeshPart/GeometryContent processing:
//TraverseGeometryContents(input);
AnimationPackageData incomingAnimation;
using (XmlReader reader = XmlReader.Create(AnimationPackageDataFilePath))
{
incomingAnimation = IntermediateSerializer.Deserialize<AnimationPackageData>(reader, null);
}
context.AddDependency(Path.Combine(Environment.CurrentDirectory, AnimationPackageDataFilePath));
// Convert animation data to our runtime format.
Dictionary<string, Clip> animationClips;
animationClips = ProcessAnimations(skeleton.Animations, bones, incomingAnimation.Clips);
// Chain to the base ModelProcessor class so it can convert the model data.
ModelContent model = base.Process(input, context);
int modelMaxWeightsPerVert = 0;
const string WEIGHTSPERVERT_PARAM_NAME = "gWeightsPerVert";
// Put the material's extra data into the ModelMeshPartContent's Tag property.
// Also, note the largest value of "WeightsPerVert" used in any material.
foreach (ModelMeshContent mmc in model.Meshes)
{
foreach (ModelMeshPartContent mmpc in mmc.MeshParts)
{
MaterialData mat = incomingMaterials.Single(m => m.Name == mmpc.Material.Name);
MaterialInfo extraInfo = new MaterialInfo();
extraInfo.HandlingFlags = mat.HandlingFlags;
extraInfo.RenderState = mat.RenderState;
mmpc.Tag = extraInfo;
EffectParam wpvEp = mat.EffectParams.Find(wpv => wpv.Name == WEIGHTSPERVERT_PARAM_NAME);
if (wpvEp != null)
{
modelMaxWeightsPerVert = Math.Max(modelMaxWeightsPerVert, (int)(wpvEp.Value));
}
}
}
// Store our custom animation data in the Tag property of the model.
SkinningData skinningData = new SkinningData(animationClips, bindPose, inverseBindPose, skeletonHierarchy, modelMaxWeightsPerVert);
model.Tag = new AnimationPackage(
skinningData,
incomingAnimation.AnimationStateDescriptions,
incomingAnimation.AnimationNodeDescriptions,
incomingAnimation.InitialStateName,
incomingAnimation.Transitions);
return model;
}
