static double[] LoadKeyTimes(FbxNode node, AnimationTrackInfo animationTrack)
{
HashSet <double> keyFrames = new HashSet <double>();
LoadKeyFrames(animationTrack, node.LclTranslation, keyFrames, XChannelName, YChannelName, ZChannelName);
LoadKeyFrames(animationTrack, node.LclRotation, keyFrames, XChannelName, YChannelName, ZChannelName);
LoadKeyFrames(animationTrack, node.LclScaling, keyFrames, XChannelName, YChannelName, ZChannelName);
return(keyFrames.OrderBy(_ => _).ToArray());
}
public AnimTrack LoadAnimationTrack(FbxNode node, AnimationTrackInfo animationTrack)
{
double[] times = LoadKeyTimes(node, animationTrack);
var ret = new AnimTrack();
ret.Layers = new AnimationLayer[animationTrack.GetLayerCount()];
for (int i = 0; i < ret.Layers.Length; i++)
{
ret.Layers[i] = LoadLayer(node, animationTrack.GetLayer(i), times);
}
return(ret);
}
//void EnumerateNodeRecursive(FbxNode pNode)
//{
// FbxMesh pMesh;
// if (IsNodeMesh(pNode, out pMesh))
// {
// CreateMaterialsFromNode(pNode);
// CreateMeshesFromNode(pNode, pMesh);
// }
// for (int j = 0; j < pNode.GetChildCount(); j++)
// EnumerateNodeRecursive(pNode.GetChild(j));
//}
void LoadAnimations(FbxScene scene)
{
FbxTime.EMode timeMode = scene.GetGlobalSettings().GetTimeMode();
FrameRate = FbxTime.GetFrameRate(timeMode);
int animationCount = FbxExtensions.GetAnimStackCount(scene);
AnimationTracks = new List <AnimationTrackInfo>();
for (int i = 0; i < animationCount; i++)
{
FbxAnimStack pAnimStack = FbxExtensions.GetAnimStack(scene, i);
AnimationTrackInfo pAnimationTrack = new AnimationTrackInfo(pAnimStack, scene.GetRootNode());
AnimationTracks.Add(pAnimationTrack);
}
}
//ToDo : ??? Только для одного Layer грузить? Хотя у Layers должны быть одинаковые отсчеты времени, если они должны смешиваться?
static void LoadKeyFrames(AnimationTrackInfo animationTrack,
FbxPropertyTFbxDouble3 transformProperty,
HashSet <double> keyFrames, string xChannelName,
string yChannelName, string zChannelName)
{
for (int i = 0; i < animationTrack.GetLayerCount(); i++)
{
FbxAnimLayer pAnimLayer = animationTrack.GetLayer(i);
FbxAnimCurve pAnimCurve = null;
pAnimCurve = transformProperty.GetCurve(pAnimLayer, xChannelName);
if (pAnimCurve != null)
{
for (int j = 0; j < pAnimCurve.KeyGetCount(); j++)
{
FbxAnimCurveKey key = pAnimCurve.KeyGet(j);
//ToDo :? Учитывать key.GetInterpolation();
double time = key.GetTime().GetSecondDouble();
keyFrames.Add(time);
}
}
pAnimCurve = transformProperty.GetCurve(pAnimLayer, yChannelName);
if (pAnimCurve != null)
{
for (int j = 0; j < pAnimCurve.KeyGetCount(); j++)
{
FbxAnimCurveKey key = pAnimCurve.KeyGet(j);
double time = key.GetTime().GetSecondDouble();
keyFrames.Add(time);
}
}
pAnimCurve = transformProperty.GetCurve(pAnimLayer, zChannelName);
if (pAnimCurve != null)
{
for (int j = 0; j < pAnimCurve.KeyGetCount(); j++)
{
FbxAnimCurveKey key = pAnimCurve.KeyGet(j);
double time = key.GetTime().GetSecondDouble();
keyFrames.Add(time);
}
}
}
}