public BVHData Parse(TextAsset BVHFile)
{
lines = BVHFile.text.Split('\n');
currLine = 0;
currChannelIndex = 0;
parsedData = new BVHData();
string[] line;
while ((line = getNextLine()) != null)
{
if (line[KEYWORD] == "HIERARCHY")
{
ParseHierarchySection();
}
else if (line[KEYWORD] == "MOTION")
{
ParseMotionSection();
}
else
{
PrintError("Unkown command in BVH data");
}
}
Debug.Log("Finished Parsing BVH");
return(parsedData);
}
// Start is called before the first frame update
void Start()
{
BVHParser parser = new BVHParser();
data = parser.Parse(BVHFile);
CreateJoint(data.rootJoint, Vector3.zero);
}
public SimBody(BVHData bvhData, BodyData bodyData)
{
BVHData = bvhData;
BodyData = bodyData;
bvhLimits = new BVHLimits(bvhData);
//bvhLimits.FitAnimation();
bvhLimits.ExpandToAnimation(false);
}
void Start()
{
bvhData = new BVHParser().Parse(bvhFilePath);
// move hips up
bvhData.Skeletons[0].Offset = new Vector3(0, 35f, 0);
BodyData bodyData = new BodyData();
simBody = new SimBody(bvhData, bodyData);
GameObject simBodyGO = new GameObject {
name = "Sim Body"
};
simBodyGO.transform.parent = transform;
simBodyGO.transform.localPosition = Vector3.right * 5f;
GameObject simOriginSphere = GameObject.CreatePrimitive(PrimitiveType.Sphere);
simOriginSphere.transform.parent = simBodyGO.transform;
simOriginSphere.transform.localPosition = Vector3.zero;
simOriginSphere.transform.localScale = Vector3.one * 0.5f;
if (simMaterial)
{
simOriginSphere.GetComponent <Renderer>().material = simMaterial;
}
simOriginSphere.GetComponent <Collider>().enabled = false;
simBody.Material = simMaterial;
simBody.Generate(simBodyGO.transform);
refBody = new RefBody(bvhData, bodyData);
GameObject refBodyGO = new GameObject {
name = "Ref Body"
};
refBodyGO.transform.parent = transform;
refBodyGO.transform.localPosition = Vector3.left * 5f;
GameObject refOriginSphere = GameObject.CreatePrimitive(PrimitiveType.Sphere);
refOriginSphere.transform.parent = refBodyGO.transform;
refOriginSphere.transform.localPosition = Vector3.zero;
refOriginSphere.transform.localScale = Vector3.one * 0.5f;
if (refMaterial)
{
refOriginSphere.GetComponent <Renderer>().material = refMaterial;
}
refOriginSphere.GetComponent <Collider>().enabled = false;
refBody.Material = refMaterial;
refBody.Generate(refBodyGO.transform);
}
public void Load(string path)
{
Name = path.Substring(path.LastIndexOf("/") + 1);
string[] lines = File.ReadAllLines(path);
char[] whitespace = new char[] { ' ' };
int index = 0;
//Read BVH
Source = new BVHData();
string name = string.Empty;
string parent = string.Empty;
Vector3 offset = Vector3.zero;
int[] channels = null;
for (index = 0; index < lines.Length; index++)
{
if (lines[index] == "MOTION")
{
break;
}
string[] entries = lines[index].Split(whitespace);
for (int entry = 0; entry < entries.Length; entry++)
{
if (entries[entry].Contains("ROOT"))
{
parent = "None";
name = entries[entry + 1];
break;
}
else if (entries[entry].Contains("JOINT"))
{
parent = name;
name = entries[entry + 1];
break;
}
else if (entries[entry].Contains("End"))
{
parent = name;
name = name + entries[entry + 1];
string[] subEntries = lines[index + 2].Split(whitespace);
for (int subEntry = 0; subEntry < subEntries.Length; subEntry++)
{
if (subEntries[subEntry].Contains("OFFSET"))
{
offset.x = Utility.ReadFloat(subEntries[subEntry + 1]);
offset.y = Utility.ReadFloat(subEntries[subEntry + 2]);
offset.z = Utility.ReadFloat(subEntries[subEntry + 3]);
break;
}
}
Source.AddBone(name, parent, offset, new int[0]);
index += 2;
break;
}
else if (entries[entry].Contains("OFFSET"))
{
offset.x = Utility.ReadFloat(entries[entry + 1]);
offset.y = Utility.ReadFloat(entries[entry + 2]);
offset.z = Utility.ReadFloat(entries[entry + 3]);
break;
}
else if (entries[entry].Contains("CHANNELS"))
{
channels = new int[Utility.ReadInt(entries[entry + 1])];
for (int i = 0; i < channels.Length; i++)
{
if (entries[entry + 2 + i] == "Xposition")
{
channels[i] = 1;
}
else if (entries[entry + 2 + i] == "Yposition")
{
channels[i] = 2;
}
else if (entries[entry + 2 + i] == "Zposition")
{
channels[i] = 3;
}
else if (entries[entry + 2 + i] == "Xrotation")
{
channels[i] = 4;
}
else if (entries[entry + 2 + i] == "Yrotation")
{
channels[i] = 5;
}
else if (entries[entry + 2 + i] == "Zrotation")
{
channels[i] = 6;
}
}
Source.AddBone(name, parent, offset, channels);
break;
}
else if (entries[entry].Contains("}"))
{
name = parent;
parent = name == "None" ? "None" : Source.FindBone(name).Parent;
break;
}
}
}
//Read frame count
index += 1;
while (lines[index].Length == 0)
{
index += 1;
}
ArrayExtensions.Resize(ref Frames, Utility.ReadInt(lines[index].Substring(8)));
//Read frame time
index += 1;
Framerate = Mathf.RoundToInt(1f / Utility.ReadFloat(lines[index].Substring(12)));
//Read motions
index += 1;
for (int i = index; i < lines.Length; i++)
{
Source.AddMotion(Utility.ReadArray(lines[i]));
}
//Detect settings
DetectHips();
DetectHead();
DetectSymmetry();
//Create frames
for (int i = 0; i < GetTotalFrames(); i++)
{
Frames[i] = new Frame(this, i + 1, (float)i / Framerate);
}
//Generate
Generate();
}
public MotionData Create(string path, string currentDirectory)
{
Name = path.Substring(path.LastIndexOf("/") + 1);
if (AssetDatabase.LoadAssetAtPath(currentDirectory + Name + ".asset", typeof(MotionData)) == null)
{
AssetDatabase.CreateAsset(this, currentDirectory + Name + ".asset");
}
else
{
int i = 1;
while (AssetDatabase.LoadAssetAtPath(currentDirectory + Name + Name + " (" + i + ").asset", typeof(MotionData)) != null)
{
i += 1;
}
AssetDatabase.CreateAsset(this, currentDirectory + Name + Name + " (" + i + ").asset");
}
string[] lines = File.ReadAllLines(path);
char[] whitespace = new char[] { ' ' };
int index = 0;
//Read BVH
Source = new BVHData();
string name = string.Empty;
string parent = string.Empty;
Vector3 offset = Vector3.zero;
int[] channels = null;
for (index = 0; index < lines.Length; index++)
{
if (lines[index] == "MOTION")
{
break;
}
string[] entries = lines[index].Split(whitespace);
for (int entry = 0; entry < entries.Length; entry++)
{
if (entries[entry].Contains("ROOT"))
{
parent = "None";
name = entries[entry + 1];
break;
}
else if (entries[entry].Contains("JOINT"))
{
parent = name;
name = entries[entry + 1];
break;
}
else if (entries[entry].Contains("End"))
{
parent = name;
name = name + entries[entry + 1];
string[] subEntries = lines[index + 2].Split(whitespace);
for (int subEntry = 0; subEntry < subEntries.Length; subEntry++)
{
if (subEntries[subEntry].Contains("OFFSET"))
{
offset.x = Utility.ReadFloat(subEntries[subEntry + 1]);
offset.y = Utility.ReadFloat(subEntries[subEntry + 2]);
offset.z = Utility.ReadFloat(subEntries[subEntry + 3]);
break;
}
}
Source.AddBone(name, parent, offset, new int[0]);
index += 2;
break;
}
else if (entries[entry].Contains("OFFSET"))
{
offset.x = Utility.ReadFloat(entries[entry + 1]);
offset.y = Utility.ReadFloat(entries[entry + 2]);
offset.z = Utility.ReadFloat(entries[entry + 3]);
break;
}
else if (entries[entry].Contains("CHANNELS"))
{
channels = new int[Utility.ReadInt(entries[entry + 1])];
for (int i = 0; i < channels.Length; i++)
{
if (entries[entry + 2 + i] == "Xposition")
{
channels[i] = 1;
}
else if (entries[entry + 2 + i] == "Yposition")
{
channels[i] = 2;
}
else if (entries[entry + 2 + i] == "Zposition")
{
channels[i] = 3;
}
else if (entries[entry + 2 + i] == "Xrotation")
{
channels[i] = 4;
}
else if (entries[entry + 2 + i] == "Yrotation")
{
channels[i] = 5;
}
else if (entries[entry + 2 + i] == "Zrotation")
{
channels[i] = 6;
}
}
Source.AddBone(name, parent, offset, channels);
break;
}
else if (entries[entry].Contains("}"))
{
name = parent;
parent = name == "None" ? "None" : Source.FindBone(name).Parent;
break;
}
}
}
//Read frame count
index += 1;
while (lines[index].Length == 0)
{
index += 1;
}
ArrayExtensions.Resize(ref Frames, Utility.ReadInt(lines[index].Substring(8)));
//Read frame time
index += 1;
Framerate = Mathf.RoundToInt(1f / Utility.ReadFloat(lines[index].Substring(12)));
//Read motions
index += 1;
for (int i = index; i < lines.Length; i++)
{
Source.AddMotion(Utility.ReadArray(lines[i]));
}
//Detect settings
DetectHeightMapSensor();
DetectDepthMapSensor();
DetectSymmetry();
DetectCorrections();
//Create frames
for (int i = 0; i < GetTotalFrames(); i++)
{
Frames[i] = new Frame(this, i + 1, (float)i / Framerate);
}
//Generate
ComputePostures();
ComputeStyles();
AddSequence();
//Finish
return(this);
}
public RefBody(BVHData bvhData, BodyData bodyData)
{
BVHData = bvhData;
BodyData = bodyData;
}
public BVHLimits(BVHData bvhData)
{
this.bvhData = bvhData;
Limits = new Dictionary <string, BVHElementLimit>();
// default limits
// (left and right reversed)
Limits["Hips"] = new BVHElementLimit
{
AngularXLow = -180f,
AngularXHigh = 180f,
AngularYLow = -180f,
AngularYHigh = 180f,
AngularZLow = -180f,
AngularZHigh = 180f
};
Limits["LeftUpLeg"] = new BVHElementLimit
{
AngularXLow = -65f,
AngularXHigh = 30f,
AngularYLow = -45f,
AngularYHigh = 48f,
AngularZLow = -15f,
AngularZHigh = 45f
};
Limits["LeftLeg"] = new BVHElementLimit
{
AngularXLow = -3f,
AngularXHigh = 150f,
AngularYLow = -15f,
AngularYHigh = 15f,
AngularZLow = 0f,
AngularZHigh = 0f
};
Limits["LeftFoot"] = new BVHElementLimit
{
AngularXLow = -25f,
AngularXHigh = 35f,
AngularYLow = -19f,
AngularYHigh = 15f,
AngularZLow = -22f,
AngularZHigh = 16f
};
Limits["RightUpLeg"] = new BVHElementLimit
{
AngularXLow = -65f,
AngularXHigh = 30f,
AngularYLow = -48f,
AngularYHigh = 45f,
AngularZLow = -45f,
AngularZHigh = 15f
};
Limits["RightLeg"] = new BVHElementLimit
{
AngularXLow = -3f,
AngularXHigh = 150f,
AngularYLow = -15f,
AngularYHigh = 15f,
AngularZLow = 0f,
AngularZHigh = 0f
};
Limits["RightFoot"] = new BVHElementLimit
{
AngularXLow = -25f,
AngularXHigh = 35f,
AngularYLow = -15f,
AngularYHigh = 19f,
AngularZLow = -16f,
AngularZHigh = 22f
};
Limits["Spine"] = new BVHElementLimit
{
AngularXLow = -25f,
AngularXHigh = 45f,
AngularYLow = -25f,
AngularYHigh = 25f,
AngularZLow = -20f,
AngularZHigh = 20f
};
Limits["Spine1"] = new BVHElementLimit
{
AngularXLow = -27f,
AngularXHigh = 40f,
AngularYLow = -20f,
AngularYHigh = 20f,
AngularZLow = -20f,
AngularZHigh = 20f
};
Limits["Neck"] = new BVHElementLimit
{
AngularXLow = -20f,
AngularXHigh = 20f,
AngularYLow = -25f,
AngularYHigh = 25f,
AngularZLow = -10f,
AngularZHigh = 10f
};
Limits["Head"] = new BVHElementLimit
{
AngularXLow = -35f,
AngularXHigh = 17f,
AngularYLow = -12f,
AngularYHigh = 12f,
AngularZLow = -15f,
AngularZHigh = 15f
};
Limits["LeftShoulder"] = new BVHElementLimit
{
AngularXLow = 0f,
AngularXHigh = 0f,
AngularYLow = -30f,
AngularYHigh = 30f,
AngularZLow = -12f,
AngularZHigh = 31f
};
Limits["LeftArm"] = new BVHElementLimit
{
AngularXLow = -30f,
AngularXHigh = 35f,
AngularYLow = -45f,
AngularYHigh = 35f,
AngularZLow = -85f,
AngularZHigh = 45f
};
// angularY 15 -> 3
Limits["LeftForeArm"] = new BVHElementLimit
{
AngularXLow = -85f,
AngularXHigh = 45f,
AngularYLow = -130f,
AngularYHigh = 3f,
AngularZLow = 0f,
AngularZHigh = 0f
};
Limits["LeftHand"] = new BVHElementLimit
{
AngularXLow = 0f,
AngularXHigh = 0f,
AngularYLow = -20f,
AngularYHigh = 20f,
AngularZLow = -80f,
AngularZHigh = 70f
};
Limits["RightShoulder"] = new BVHElementLimit
{
AngularXLow = 0f,
AngularXHigh = 0f,
AngularYLow = -30f,
AngularYHigh = 30f,
AngularZLow = -31f,
AngularZHigh = 12f
};
Limits["RightArm"] = new BVHElementLimit
{
AngularXLow = -30f,
AngularXHigh = 35f,
AngularYLow = -35f,
AngularYHigh = 45f,
AngularZLow = -45f,
AngularZHigh = 85f
};
// angularY 15 -> 3
Limits["RightForeArm"] = new BVHElementLimit
{
AngularXLow = -85f,
AngularXHigh = 45f,
AngularYLow = -3f,
AngularYHigh = 130f,
AngularZLow = 0f,
AngularZHigh = 0f
};
Limits["RightHand"] = new BVHElementLimit
{
AngularXLow = 0f,
AngularXHigh = 0f,
AngularYLow = -20f,
AngularYHigh = 20f,
AngularZLow = -70f,
AngularZHigh = 80f
};
// from data
Limits["LeftToeBase"] = new BVHElementLimit
{
AngularXLow = -28f,
AngularXHigh = 32f,
AngularYLow = 0f,
AngularYHigh = 0f,
AngularZLow = 0f,
AngularZHigh = 0f
};
Limits["RightToeBase"] = new BVHElementLimit
{
AngularXLow = -28f,
AngularXHigh = 32f,
AngularYLow = 0f,
AngularYHigh = 0f,
AngularZLow = 0f,
AngularZHigh = 0f
};
Limits["LeftHandThumb"] = new BVHElementLimit
{
AngularXLow = 0f,
AngularXHigh = 0f,
AngularYLow = 0f,
AngularYHigh = 0f,
AngularZLow = 0f,
AngularZHigh = 0f
};
Limits["L_Wrist_End"] = new BVHElementLimit
{
AngularXLow = 0f,
AngularXHigh = 0f,
AngularYLow = 0f,
AngularYHigh = 0f,
AngularZLow = 0f,
AngularZHigh = 0f
};
Limits["RightHandThumb"] = new BVHElementLimit
{
AngularXLow = 0f,
AngularXHigh = 0f,
AngularYLow = 0f,
AngularYHigh = 0f,
AngularZLow = 0f,
AngularZHigh = 0f
};
Limits["R_Wrist_End"] = new BVHElementLimit
{
AngularXLow = 0f,
AngularXHigh = 0f,
AngularYLow = 0f,
AngularYHigh = 0f,
AngularZLow = 0f,
AngularZHigh = 0f
};
Limits["End Site"] = new BVHElementLimit
{
AngularXLow = 0f,
AngularXHigh = 0f,
AngularYLow = 0f,
AngularYHigh = 0f,
AngularZLow = 0f,
AngularZHigh = 0f
};
}