public override bool isActive(SSSkeletalJointRuntime joint)
{
if (_topLevelActiveJoints == null)
{
return(true);
}
else
{
bool jointIsControlled;
int jointIdx = joint.baseInfo.jointIndex;
if (_jointIsControlledCache.ContainsKey(jointIdx))
{
jointIsControlled = _jointIsControlledCache [jointIdx];
}
else
{
if (_topLevelActiveJoints.Contains(jointIdx))
{
jointIsControlled = true;
}
else if (joint.baseInfo.parentIndex == -1)
{
jointIsControlled = false;
}
else
{
jointIsControlled = isActive(joint.parent);
}
_jointIsControlledCache [jointIdx] = jointIsControlled;
}
return(jointIsControlled);
}
}
private void _traverseWithControllers(SSSkeletalJointRuntime joint, List <SSSkeletalChannelController> controllers)
{
joint.currentLocation = _computeJointLocWithControllers(joint, controllers, controllers.Count - 1);
foreach (var child in joint.children)
{
_traverseWithControllers(child, controllers);
}
}
public override SSSkeletalJointLocation computeJointLocation(SSSkeletalJointRuntime joint)
{
if (_neutralViewDirty)
{
Quaternion precedingBindPoseOrient = Quaternion.Identity;
for (var j = joint.parent; j != null; j = j.parent)
{
precedingBindPoseOrient = Quaternion.Multiply(
joint.baseInfo.bindPoseLocation.orientation, precedingBindPoseOrient);
}
Quaternion precedingInverted = precedingBindPoseOrient.Inverted();
_neutralViewDirectionLocal = Vector3.Transform(_neutralViewDirectionBindPose, precedingInverted)
.Normalized();
_neutralViewUpLocal = Vector3.Transform(_neutralViewUpBindPose, precedingInverted)
.Normalized();
_neutralViewYLocal = Vector3.Transform(
Vector3.Cross(_neutralViewDirectionBindPose, _neutralViewUpBindPose), precedingInverted)
.Normalized();
_neutralViewDirty = false;
}
SSSkeletalJointLocation ret = new SSSkeletalJointLocation();
ret.position = jointPositionLocal;
if (targetObject != null)
{
Vector3 targetPosInMesh
= Vector3.Transform(targetObject.Pos, _hostObject.worldMat.Inverted());
Vector3 targetPosInLocal = targetPosInMesh;
if (joint.parent != null)
{
targetPosInLocal = joint.parent.currentLocation.undoTransformTo(targetPosInLocal);
}
Vector3 targetDirLocal = targetPosInLocal - jointPositionLocal;
Vector3 nvDir = new Vector3();
nvDir.X = Vector3.Dot(targetDirLocal, _neutralViewDirectionLocal);
nvDir.Y = Vector3.Dot(targetDirLocal, _neutralViewYLocal);
nvDir.Z = Vector3.Dot(targetDirLocal, _neutralViewUpLocal);
float theta = -(float)Math.Atan2(nvDir.Y, nvDir.X);
float phi = (float)Math.Atan2(nvDir.Z, nvDir.Xy.LengthFast);
Quaternion neededRotation = Quaternion.FromAxisAngle(_neutralViewUpLocal, theta)
* Quaternion.FromAxisAngle(_neutralViewYLocal, phi);
ret.orientation = neutralViewOrientationLocal * neededRotation;
}
else
{
ret.orientation = neutralViewOrientationLocal;
}
return(ret);
}
public override SSSkeletalJointLocation computeJointLocation(SSSkeletalJointRuntime joint)
{
SSSkeletalJointLocation ret;
ret.position = positionOffset;
var thetaRot = Quaternion.FromAxisAngle(thetaAxis, theta.value);
var phiRot = Quaternion.FromAxisAngle(phiAxis, phi.value);
ret.orientation = Quaternion.Multiply(thetaRot, phiRot);
return(ret);
}
public SSSkeletalHierarchyRuntime(SSSkeletalJoint[] joints)
{
_joints = new SSSkeletalJointRuntime[joints.Length];
for (int j = 0; j < joints.Length; ++j) {
var jointInput = joints [j];
_joints [j] = new SSSkeletalJointRuntime(jointInput);
int parentIdx = jointInput.parentIndex;
if (parentIdx < 0) {
_topLevelJoints.Add (j);
} else {
_joints [j].parent = _joints [parentIdx];
_joints [parentIdx].children.Add (_joints[j]);
}
}
}
public override SSSkeletalJointLocation computeJointLocation(SSSkeletalJointRuntime joint)
{
if (_neutralViewDirty) {
Quaternion precedingBindPoseOrient = Quaternion.Identity;
for (var j = joint.parent; j != null; j = j.parent) {
precedingBindPoseOrient = Quaternion.Multiply (
joint.baseInfo.bindPoseLocation.orientation, precedingBindPoseOrient);
}
Quaternion precedingInverted = precedingBindPoseOrient.Inverted ();
_neutralViewDirectionLocal = Vector3.Transform (_neutralViewDirectionBindPose, precedingInverted)
.Normalized();
_neutralViewUpLocal = Vector3.Transform (_neutralViewUpBindPose, precedingInverted)
.Normalized();
_neutralViewYLocal = Vector3.Transform (
Vector3.Cross (_neutralViewDirectionBindPose, _neutralViewUpBindPose), precedingInverted)
.Normalized();
_neutralViewDirty = false;
}
SSSkeletalJointLocation ret = new SSSkeletalJointLocation ();
ret.position = jointPositionLocal;
if (targetObject != null) {
Vector3 targetPosInMesh
= Vector3.Transform (targetObject.Pos, _hostObject.worldMat.Inverted());
Vector3 targetPosInLocal = targetPosInMesh;
if (joint.parent != null) {
targetPosInLocal = joint.parent.currentLocation.undoTransformTo (targetPosInLocal);
}
Vector3 targetDirLocal = targetPosInLocal - jointPositionLocal;
Vector3 nvDir = new Vector3();
nvDir.X = Vector3.Dot (targetDirLocal, _neutralViewDirectionLocal);
nvDir.Y = Vector3.Dot (targetDirLocal, _neutralViewYLocal);
nvDir.Z = Vector3.Dot (targetDirLocal, _neutralViewUpLocal);
float theta = -(float)Math.Atan2 (nvDir.Y, nvDir.X);
float phi = (float)Math.Atan2 (nvDir.Z, nvDir.Xy.LengthFast);
Quaternion neededRotation = Quaternion.FromAxisAngle (_neutralViewUpLocal, theta)
* Quaternion.FromAxisAngle (_neutralViewYLocal, phi);
ret.orientation = neutralViewOrientationLocal * neededRotation;
} else {
ret.orientation = neutralViewOrientationLocal;
}
return ret;
}
public SSSkeletalHierarchyRuntime(SSSkeletalJoint[] joints)
{
_joints = new SSSkeletalJointRuntime[joints.Length];
for (int j = 0; j < joints.Length; ++j)
{
var jointInput = joints [j];
_joints [j] = new SSSkeletalJointRuntime(jointInput);
int parentIdx = jointInput.parentIndex;
if (parentIdx < 0)
{
_topLevelJoints.Add(j);
}
else
{
_joints [j].parent = _joints [parentIdx];
_joints [parentIdx].children.Add(_joints[j]);
}
}
}
public override bool isActive(SSSkeletalJointRuntime joint)
{
if (_topLevelActiveJoints == null) {
return true;
} else {
bool jointIsControlled;
int jointIdx = joint.baseInfo.jointIndex;
if (_jointIsControlledCache.ContainsKey (jointIdx)) {
jointIsControlled = _jointIsControlledCache [jointIdx] ;
} else {
if (_topLevelActiveJoints.Contains (jointIdx)) {
jointIsControlled = true;
} else if (joint.baseInfo.parentIndex == -1) {
jointIsControlled = false;
} else {
jointIsControlled = isActive(joint.parent);
}
_jointIsControlledCache [jointIdx] = jointIsControlled;
}
return jointIsControlled;
}
}
private SSSkeletalJointLocation _computeJointLocWithControllers(
SSSkeletalJointRuntime joint, List <SSSkeletalChannelController> controllers, int controllerIdx)
{
var channel = controllers [controllerIdx];
if (channel.isActive(joint))
{
var channelLoc = channel.computeJointLocation(joint);
if (joint.parent != null)
{
channelLoc.applyPrecedingTransform(joint.parent.currentLocation);
}
if (!channel.interChannelFade ||
channel.interChannelFadeIndentisy() >= 1f ||
controllerIdx == 0)
{
return(channelLoc);
}
else
{
var fallbackLoc
= _computeJointLocWithControllers(joint, controllers, controllerIdx - 1);
return(SSSkeletalJointLocation.interpolate(
fallbackLoc, channelLoc, channel.interChannelFadeIndentisy()));
}
}
else
{
if (controllerIdx > 0)
{
return(_computeJointLocWithControllers(joint, controllers, controllerIdx - 1));
}
else
{
throw new Exception("fell through without an active skeletal channel controller");
}
}
}
public virtual bool isActive(SSSkeletalJointRuntime joint)
{
return true;
}
public override SSSkeletalJointLocation computeJointLocation(SSSkeletalJointRuntime joint)
{
return(_channelManager.computeJointFrame(joint.baseInfo.jointIndex));
}
/// <summary> /// Returns joint location, defined as displacement from the parent location /// (see SSJointLocation.ApplyPrecedingTransform()) /// </summary> public abstract SSSkeletalJointLocation computeJointLocation(SSSkeletalJointRuntime joint);
public override SSSkeletalJointLocation computeJointLocation(SSSkeletalJointRuntime joint)
{
// play nice with the rest of the controllers by applying a change in coordinates; not
// just setting absolute coordinates:
return(joint.baseInfo.bindPoseLocation);
}
public override SSSkeletalJointLocation computeJointLocation(SSSkeletalJointRuntime joint)
{
return _channelManager.computeJointFrame (joint.baseInfo.jointIndex);
}
private SSSkeletalJointLocation _computeJointLocWithControllers(
SSSkeletalJointRuntime joint, List<SSSkeletalChannelController> controllers, int controllerIdx)
{
var channel = controllers [controllerIdx];
if (channel.isActive(joint)) {
var channelLoc = channel.computeJointLocation (joint);
if (joint.parent != null) {
channelLoc.applyPrecedingTransform (joint.parent.currentLocation);
}
if (!channel.interChannelFade
|| channel.interChannelFadeIndentisy() >= 1f
|| controllerIdx == 0) {
return channelLoc;
} else {
var fallbackLoc
= _computeJointLocWithControllers (joint, controllers, controllerIdx - 1);
return SSSkeletalJointLocation.interpolate (
fallbackLoc, channelLoc, channel.interChannelFadeIndentisy());
}
} else {
if (controllerIdx > 0) {
return _computeJointLocWithControllers (joint, controllers, controllerIdx - 1);
} else {
throw new Exception ("fell through without an active skeletal channel controller");
}
}
}
private void _traverseWithControllers(SSSkeletalJointRuntime joint, List<SSSkeletalChannelController> controllers)
{
joint.currentLocation = _computeJointLocWithControllers (joint, controllers, controllers.Count - 1);
foreach (var child in joint.children) {
_traverseWithControllers (child, controllers);
}
}
public override SSSkeletalJointLocation computeJointLocation(SSSkeletalJointRuntime joint)
{
return _joints [joint.baseInfo.jointIndex].computeJointLocation (joint);
}
public override SSSkeletalJointLocation computeJointLocation(SSSkeletalJointRuntime joint)
{
// play nice with the rest of the controllers by applying a change in coordinates; not
// just setting absolute coordinates:
return joint.baseInfo.bindPoseLocation;
}
public override SSSkeletalJointLocation computeJointLocation(SSSkeletalJointRuntime joint)
{
return(_joints [joint.baseInfo.jointIndex].computeJointLocation(joint));
}
/// <summary> /// Returns joint location, defined as displacement from the parent location /// (see SSJointLocation.ApplyPrecedingTransform()) /// </summary> public abstract SSSkeletalJointLocation computeJointLocation(SSSkeletalJointRuntime joint);
public override bool isActive(SSSkeletalJointRuntime joint)
{
int jidx = joint.baseInfo.jointIndex;
return _joints.ContainsKey (jidx) && _joints [jidx].isActive (joint);
}
public virtual bool isActive(SSSkeletalJointRuntime joint)
{
return(true);
}
public override bool isActive(SSSkeletalJointRuntime joint)
{
int jidx = joint.baseInfo.jointIndex;
return(_joints.ContainsKey(jidx) && _joints [jidx].isActive(joint));
}