private void ConformAnimationBindPoses(Skeleton skeleton, Skeleton conformToSkeleton)
{
foreach (var trackGroup in Root.TrackGroups)
{
for (var i = 0; i < trackGroup.TransformTracks.Count; i++)
{
var track = trackGroup.TransformTracks[i];
var bone = skeleton.GetBoneByName(track.Name);
if (bone == null)
{
string msg = String.Format("Animation track references bone '{0}' that cannot be found in the skeleton.", track.Name);
throw new ExportException(msg);
}
var conformingBone = conformToSkeleton.GetBoneByName(track.Name);
if (conformingBone == null)
{
string msg = String.Format("Animation track references bone '{0}' that cannot be found in the conforming skeleton.", track.Name);
throw new ExportException(msg);
}
var keyframes = track.ToKeyframes();
keyframes.SwapBindPose(bone.OriginalTransform, conformingBone.Transform.ToMatrix4());
var newTrack = TransformTrack.FromKeyframes(keyframes);
newTrack.Flags = track.Flags;
newTrack.Name = track.Name;
newTrack.ParentAnimation = track.ParentAnimation;
trackGroup.TransformTracks[i] = newTrack;
}
}
}
private void UpdateOBBs(Skeleton skeleton, Mesh mesh)
{
if (mesh.BoneBindings == null || mesh.BoneBindings.Count == 0)
{
return;
}
var obbs = new List <OBB>(mesh.BoneBindings.Count);
for (var i = 0; i < mesh.BoneBindings.Count; i++)
{
obbs.Add(new OBB
{
Min = new Vector3(1000.0f, 1000.0f, 1000.0f),
Max = new Vector3(-1000.0f, -1000.0f, -1000.0f),
});
}
foreach (var vert in mesh.PrimaryVertexData.Vertices)
{
for (var i = 0; i < 4; i++)
{
if (vert.BoneWeights[i] > 0)
{
var bi = vert.BoneIndices[i];
var obb = obbs[bi];
obb.NumVerts++;
var bone = skeleton.GetBoneByName(mesh.BoneBindings[bi].BoneName);
var invWorldTransform = ColladaHelpers.FloatsToMatrix(bone.InverseWorldTransform);
var transformed = Vector3.Transform(vert.Position, invWorldTransform);
obb.Min.X = Math.Min(obb.Min.X, transformed.X);
obb.Min.Y = Math.Min(obb.Min.Y, transformed.Y);
obb.Min.Z = Math.Min(obb.Min.Z, transformed.Z);
obb.Max.X = Math.Max(obb.Max.X, transformed.X);
obb.Max.Y = Math.Max(obb.Max.Y, transformed.Y);
obb.Max.Z = Math.Max(obb.Max.Z, transformed.Z);
}
}
}
for (var i = 0; i < obbs.Count; i++)
{
var obb = obbs[i];
if (obb.NumVerts > 0)
{
mesh.BoneBindings[i].OBBMin = new float[] { obb.Min.X, obb.Min.Y, obb.Min.Z };
mesh.BoneBindings[i].OBBMax = new float[] { obb.Max.X, obb.Max.Y, obb.Max.Z };
}
else
{
mesh.BoneBindings[i].OBBMin = new float[] { 0.0f, 0.0f, 0.0f };
mesh.BoneBindings[i].OBBMax = new float[] { 0.0f, 0.0f, 0.0f };
}
}
}
private void ConformAnimationBindPoses(Skeleton skeleton, Skeleton conformToSkeleton)
{
if (Root.TrackGroups == null)
{
return;
}
foreach (var trackGroup in Root.TrackGroups)
{
for (var i = 0; i < trackGroup.TransformTracks.Count; i++)
{
var track = trackGroup.TransformTracks[i];
var bone = skeleton.GetBoneByName(track.Name);
if (bone == null)
{
//Dummy_Foot -> Dummy_Foot_01
bone = skeleton.GetBoneByName(track.Name + "_01");
}
if (bone == null)
{
throw new ExportException($"Animation track references bone '{track.Name}' that cannot be found in the skeleton '{skeleton.Name}'.");
}
var conformingBone = conformToSkeleton.GetBoneByName(bone.Name);
if (conformingBone == null)
{
throw new ExportException($"Animation track references bone '{bone.Name}' that cannot be found in the conforming skeleton '{conformToSkeleton.Name}'.");
}
var keyframes = track.ToKeyframes();
keyframes.SwapBindPose(bone.OriginalTransform, conformingBone.Transform.ToMatrix4());
var newTrack = TransformTrack.FromKeyframes(keyframes);
newTrack.Flags = track.Flags;
newTrack.Name = track.Name;
newTrack.ParentAnimation = track.ParentAnimation;
trackGroup.TransformTracks[i] = newTrack;
}
}
}
private void ConformSkeletonAnimations(Skeleton skeleton)
{
if (Root.TrackGroups == null)
{
return;
}
foreach (var trackGroup in Root.TrackGroups)
{
foreach (var track in trackGroup.TransformTracks)
{
var bone = skeleton.GetBoneByName(track.Name);
//Dummy_Foot -> Dummy_Foot_01
if (bone == null)
{
bone = skeleton.GetBoneByName(track.Name + "_01");
}
if (bone == null)
{
throw new ExportException($"Animation track references bone '{track.Name}' that cannot be found in the skeleton '{skeleton.Name}'.");
}
}
}
}
private void ConformSkeletonAnimations(Skeleton skeleton)
{
foreach (var trackGroup in Root.TrackGroups)
{
foreach (var track in trackGroup.TransformTracks)
{
var bone = skeleton.GetBoneByName(track.Name);
if (bone == null)
{
string msg = String.Format("Animation track references bone '{0}' that cannot be found in the skeleton.", track.Name);
throw new ExportException(msg);
}
}
}
}
