public bool UpdateCapture(MMDModel target, RayWrap worldRay)
{
int normalAxis = 2;
if (nRotationAxis == 2)
{
normalAxis = 1;
}
// ray-hit with plane perpendicular to rotateAxisW
var planeHitWOpt = raycastFrame.RayPlaneIntersection(worldRay.From, worldRay.Dir, normalAxis);
if (!planeHitWOpt.HasValue)
{
return(false);
}
var planeHitW = planeHitWOpt.Value;
// find angle of hitpos in 2D plane perp to rotateAxis, and compute delta-angle
Vector3f dv = planeHitW - rotateFrameW.Origin;
int iX = (nRotationAxis + 1) % 3;
int iY = (nRotationAxis + 2) % 3;
float fX = Vector3.Dot(dv, rotateFrameW.GetAxis(iX));
float fY = Vector3.Dot(dv, rotateFrameW.GetAxis(iY));
Util.DebugWrite("dv " + dv.ToString( ));
Util.DebugWrite("planeHitW " + planeHitW.ToString( ));
Util.DebugWrite("rotateFrameW " + rotateFrameW.Origin.ToString( ));
float fNewAngle = (float)Math.Atan2(fY, fX);
//if ( AbsoluteAngleConstraintF != null )
// fNewAngle = AbsoluteAngleConstraintF( rotateFrameL , nRotationAxis , fNewAngle );
float fDeltaAngle = (fNewAngle - fRotateStartAngle);
//if (DeltaAngleConstraintF != null)
// fDeltaAngle = DeltaAngleConstraintF(rotateFrameL, nRotationAxis, fDeltaAngle);
Util.DebugWrite("fDeltaAngle " + fDeltaAngle);
fDeltaAngle *= 0.03f;
bool on_snap = false;
if (EnableSnapping)
{
//double dist = (planeHitW - rotateFrameW.Origin).Length();
//on_snap = Math.Abs(dist - gizmoRadiusW) < gizmoRadiusW * 0.15f;
//if (on_snap)
// fDeltaAngle = (float)Snapping.SnapToIncrement(fDeltaAngle, SnapIncrementDeg * MathUtil.Deg2Radf);
//enable_snap_indicator(true);
//update_snap_indicator(-fDeltaAngle, on_snap);
}
// 軸を中心に回るターゲットのための新しいフレームを作る
Vector3f rotateAxisL = rotateFrameL.GetAxis(nRotationAxis);
Quaternion q = Quaternion.RotationAxis(rotateAxisL, fDeltaAngle.Deg());
Frame3f newFrame = rotateFrameL;
newFrame.Rotation = q * newFrame.Rotation; // order matters here!
// update target
target.SetLocalFrame(newFrame, CoordSpace.ObjectCoords);
if (EnableSnapping)
{
//update_circle_indicator(on_snap);
}
return(true);
}
/// <summary>
/// Returns a <see cref="System.String"/> that represents this instance.
/// </summary>
/// <returns>
/// A <see cref="System.String"/> that represents this instance.
/// </returns>
public override string ToString()
{
return(string.Format(CultureInfo.CurrentCulture, "Minimum:{0} Maximum:{1}", Minimum.ToString(), Maximum.ToString()));
}
/// <summary>
/// Returns a <see cref="System.String"/> that represents this instance.
/// </summary>
/// <returns>
/// A <see cref="System.String"/> that represents this instance.
/// </returns>
public override string ToString()
{
return(string.Format(CultureInfo.CurrentCulture, "Position:{0} Direction:{1}", Position.ToString(), Direction.ToString()));
}
/// <summary>
/// Returns a <see cref="System.String"/> that represents this instance.
/// </summary>
/// <returns>
/// A <see cref="System.String"/> that represents this instance.
/// </returns>
public override string ToString()
{
return(string.Format(CultureInfo.CurrentCulture, "Center:{0} Radius:{1}", Center.ToString(), Radius.ToString()));
}