public void FbxsdkLoadAnimations(string fileName, AnimationClipCreateInfo[] clips)
{
var filePath = System.IO.Path.Combine(System.IO.Path.GetDirectoryName(FbxsdkFilePath), fileName);
var scene = FBXScene.Load(filePath);
if (scene == null) return;
FbxsdkLoadAnimations(scene, clips);
}
public static SkinnedMesh CreateWithFbxsdk(Device device, string filePath, AnimationClipCreateInfo[] clips)
{
var scene = FBXScene.Load(filePath);
if (scene == null) return null;
var skinnedMesh = new SkinnedMesh(device);
skinnedMesh.FbxsdkFilePath = filePath;
var meshDict = new Dictionary<SkeletonNode, FBXMesh>();
skinnedMesh.FbxsdkBuildHierachy(scene.GetRootNode(), null, meshDict);
skinnedMesh.FbxsdkLoadSubmeshes(meshDict);
skinnedMesh.FbxsdkLoadAnimations(scene, clips);
skinnedMesh.skeleton.UpdateDebugDrawBone();
skinnedMesh.CreateControls();
return skinnedMesh;
}
void FbxsdkLoadAnimations(FBXScene scene, AnimationClipCreateInfo[] clips)
{
const double FRAMES_PER_SECOND = 30;
if (clips == null) return;
List<FBXNode> fbxNodeList = new List<FBXNode>();
FbxsdkFindAllAnimatedNodes(scene, scene.GetRootNode(), fbxNodeList);
if (fbxNodeList.Count == 0)
{
Debug.Log("Don't have animation data");
return;
}
foreach (var clipCreateInfo in clips)
{
var start = clipCreateInfo.Start;
var frameCount = clipCreateInfo.End - start + 1;
var clip = new AnimationClip();
clip.Name = clipCreateInfo.Name;
clip.SecondsPerFrame = 1 / FRAMES_PER_SECOND;
clip.Duration = frameCount / FRAMES_PER_SECOND;
foreach (var fbxNode in fbxNodeList)
{
var channel = new AnimationNodeChannel(frameCount);
channel.Clip = clip;
for (int i = 0; i < frameCount; ++i)
{
channel.Frames[i] = FbxsdkConvertMatrix(fbxNode.EvaluateLocalTransform(start + i));
}
clip.Channels[fbxNode.GetName()] = channel;
}
AnimationClips[clip.Name] = clip;
}
}
public void Add(string name, long start, long end)
{
var info = new AnimationClipCreateInfo(name, start, end);
Items.Add(info);
}
