public InstancedSkinnedModelContent(ModelContent model,
InstancedSkinningDataContent instancedSkinningInfo)
{
this.modelContent = model;
this.instancedSkinningData = instancedSkinningInfo;
}
/// <summary>
/// The main Process method converts an intermediate format content pipeline
/// NodeContent tree to a ModelContent object with embedded animation data.
/// </summary>
public override InstancedSkinnedModelContent Process(NodeContent input,
ContentProcessorContext context)
{
//System.Diagnostics.Debugger.Launch();
ValidateMesh(input, context, null);
// Find the skeleton.
BoneContent skeleton = MeshHelper.FindSkeleton(input);
if (skeleton == null)
{
throw new InvalidContentException("Input skeleton not found.");
}
//Bake the transforms so everything is in the same coordinate system
FlattenTransforms(input, skeleton);
// This is a helper function that wasn't in the SkinnedModelSample,
// but was implemented here. Go through and remove meshes that don't have bone weights
RemoveInvalidGeometry(input, context);
// Read the bind pose and skeleton hierarchy data.
IList <BoneContent> bones = MeshHelper.FlattenSkeleton(skeleton);
// Collect bone information
foreach (BoneContent bone in bones)
{
bindPose.Add(bone.Transform);
inverseBindPose.Add(Matrix.Invert(bone.AbsoluteTransform));
skeletonHierarchy.Add(bones.IndexOf(bone.Parent as BoneContent));
}
// We're going to keep a list of all the rows of animation matrices
// We'll eventually turn this list into a texture
List <Matrix[]> keyFrameMatrices = new List <Matrix[]>();
// Get a list of animation clips, and at the same time, populate our keyFrameMatrices list
Dictionary <string, InstancedAnimationClip> animationClips;
animationClips = ProcessAnimations(skeleton.Animations, bones, keyFrameMatrices);
// Create a content object that will hold the animation texture data
PixelBitmapContent <Vector4> animationContent = GetEncodedTexture(keyFrameMatrices, bones.Count);
// Create a texture 2D content object, and populate it with our data
TextureContent animationTexture = new Texture2DContent();
animationTexture.Faces[0].Add(animationContent);
// We're going to create an instance of the original ModelProcessor,
// with our minor material modification. The reason we do this is that
// the ModelProcessor does the heavy lifting for us of doing some BoneWeight
// stuff, and we don't want to reimplement that when ModelProcessor does
// such a fine job!
//ModelProcessor processor = new ModifiedModelProcessor();
DeferredLightingSystemModelProcessor processor = new DeferredLightingSystemModelProcessor();
ModelContent model = processor.Process(input, context);
InstancedSkinningDataContent data = new InstancedSkinningDataContent(animationClips, animationTexture);
InstancedSkinnedModelContent instancedModel = new InstancedSkinnedModelContent(model, data);
return(instancedModel);
}
public InstancedSkinnedModelContent(ModelContent model,
InstancedSkinningDataContent instancedSkinningInfo)
{
this.modelContent = model;
this.instancedSkinningData = instancedSkinningInfo;
}