private static Joint DeserializeJoint(IGameObject parent, XElement jointElement, IPhysicsManager physicsManager, Dictionary <string, Body> bodies)
{
Joint joint = null;
JointType type = JointType.Angle;
Body bodyA = null, bodyB = null;
bool collideConnected = false;
World world = physicsManager.PhysicsWorld;
var jointData = new FarseerJointUserData();
if (jointElement.Attribute("type") != null)
{
type = (JointType)Enum.Parse(typeof(JointType), jointElement.Attribute("type").Value, true);
}
if (jointElement.Element("bodyA") != null)
{
var jointName = jointElement.Element("bodyA").Value;
bodyA = bodies[jointName];
jointData.BodyAName = jointName;
}
if (jointElement.Element("bodyB") != null)
{
var jointName = jointElement.Element("bodyB").Value;
bodyB = bodies[jointName];
jointData.BodyBName = jointName;
}
if (jointElement.Element("collideConnected") != null)
{
bool.TryParse(jointElement.Element("collideConnected").Value, out collideConnected);
}
#region Joint Types Instantiation
if (bodyA != null)
{
switch (type)
{
case JointType.Angle:
if (bodyB != null)
{
joint = DeserializeAngleJoint(jointElement, bodyA, bodyB, world);
}
break;
case JointType.Distance:
if (bodyB != null)
{
joint = DeserializeDistanceJoint(jointElement, bodyA, bodyB, world);
}
break;
//case JointType.FixedAngle:
// joint = DeserializeFixedAngleJoint(jointElement, bodyA, world);
// break;
//case JointType.FixedDistance:
// joint = DeserializeFixedDistanceJoint(jointElement, bodyA, world);
// break;
//case JointType.FixedFriction:
// joint = DeserializeFixedFrictionJoint(jointElement, bodyA, world);
// break;
//case JointType.FixedPrismatic:
// joint = DeserializeFixedPrismaticJoint(jointElement, bodyA, parent, world);
// break;
//case JointType.FixedRevolute:
// joint = DeserializeFixedRevoluteJoint(jointElement, bodyA, world);
// break;
//case JointType.Friction:
// if (bodyB != null)
// joint = DeserializeFrictionJoint(jointElement, bodyA, bodyB, world);
// break;
//case JointType.FixedLine:
// if (bodyB != null)
// joint = DeserializeLineJoint(jointElement, bodyA, bodyB, world);
// break;
//case JointType.Prismatic:
// if (bodyB != null)
// joint = DeserializePrismaticJoint(jointElement, bodyA, bodyB, world);
// break;
//case JointType.Pulley:
// if (bodyB != null)
// joint = DeserializePulleyJoint(jointElement, bodyA, bodyB, world);
// break;
case JointType.Revolute:
if (bodyB != null)
{
joint = DeserializeRevoluteJoint(jointElement, bodyA, bodyB, world);
}
break;
// case JointType.Slider:
// if (bodyB != null)
// joint = DeserializeSliderJoint(jointElement, bodyA, bodyB, world);
// break;
case JointType.Weld:
if (bodyB != null)
{
joint = DeserializeWeldJoint(jointElement, bodyA, bodyB, world);
}
break;
}
}
#endregion
if (joint != null)
{
joint.CollideConnected = collideConnected;
}
joint.UserData = jointData;
return(joint);
}
public static Joint CopyJoint(Joint joint, Body bodyA, Body bodyB, World world)
{
Joint newJoint = null;
switch (joint.JointType)
{
case JointType.Angle:
newJoint = JointFactory.CreateAngleJoint(world, bodyA, bodyB);
break;
case JointType.Distance:
newJoint = new DistanceJoint(bodyA, bodyB, bodyA.WorldCenter, bodyB.WorldCenter);
break;
case JointType.FixedAngle:
newJoint = new FixedAngleJoint(bodyA);
break;
case JointType.FixedDistance:
newJoint = new FixedDistanceJoint(bodyA, bodyA.WorldCenter, Vector2.Zero);
break;
case JointType.FixedFriction:
newJoint = new FixedFrictionJoint(bodyA, bodyA.WorldCenter);
break;
case JointType.FixedPrismatic:
var fpJoint = joint as FixedPrismaticJoint;
var fpAxis = fpJoint.LocalXAxis1;
newJoint = new FixedPrismaticJoint(bodyA, bodyA.WorldCenter, fpAxis);
break;
case JointType.FixedRevolute:
newJoint = new FixedRevoluteJoint(bodyA, bodyA.WorldCenter, Vector2.Zero);
break;
case JointType.Friction:
newJoint = new FrictionJoint(bodyA, bodyB, bodyA.WorldCenter, bodyB.WorldCenter);
break;
case JointType.Line:
var lineJoint = joint as LineJoint;
var axis = lineJoint.LocalXAxis;
newJoint = new LineJoint(bodyA, bodyB, bodyA.WorldCenter, axis);
break;
case JointType.Prismatic:
var pJoint = joint as PrismaticJoint;
var pAxis = pJoint.LocalXAxis1;
newJoint = new PrismaticJoint(bodyA, bodyB, bodyA.WorldCenter, bodyB.WorldCenter, pAxis);
((PrismaticJoint)newJoint).LimitEnabled = pJoint.LimitEnabled;
((PrismaticJoint)newJoint).MotorEnabled = pJoint.MotorEnabled;
((PrismaticJoint)newJoint).MaxMotorForce = pJoint.MaxMotorForce;
((PrismaticJoint)newJoint).MotorSpeed = pJoint.MotorSpeed;
((PrismaticJoint)newJoint).LowerLimit = pJoint.LowerLimit;
((PrismaticJoint)newJoint).UpperLimit = pJoint.UpperLimit;
((PrismaticJoint)newJoint).ReferenceAngle = pJoint.ReferenceAngle;
((PrismaticJoint)newJoint).LocalXAxis1 = pJoint.LocalXAxis1;
break;
case JointType.Pulley:
var pulleyJoint = joint as PulleyJoint;
var ratio = pulleyJoint.Ratio;
newJoint = new PulleyJoint(bodyA, bodyB, Vector2.Zero, Vector2.Zero, bodyA.WorldCenter, bodyB.WorldCenter, ratio);
break;
case JointType.Revolute:
newJoint = new RevoluteJoint(bodyA, bodyB, bodyA.WorldCenter, bodyB.WorldCenter);
break;
case JointType.Slider:
var sliderJoint = joint as SliderJoint;
var minLength = sliderJoint.MinLength;
var maxLength = sliderJoint.MaxLength;
newJoint = new SliderJoint(bodyA, bodyB, bodyA.WorldCenter, bodyB.WorldCenter, minLength, maxLength);
break;
case JointType.Weld:
newJoint = new WeldJoint(bodyA, bodyB, bodyA.WorldCenter, bodyB.WorldCenter);
break;
}
var data = new FarseerJointUserData();
data.BodyAName = ((FarseerJointUserData) joint.UserData).BodyAName;
data.BodyBName = ((FarseerJointUserData) joint.UserData).BodyBName;
joint.UserData = data;
return newJoint;
}
//private static Joint DeserializeSliderJoint(XElement jointElement, Body bodyA, Body bodyB, World world)
//{
// SliderJoint joint = null;
// Vector2 localAnchorA, localAnchorB;
// float minLength = 0.0f, maxLength = 100.0f, dampingRatio = 0.0f, frequency = 0.0f;
// localAnchorA = bodyA.WorldCenter;
// localAnchorB = bodyB.WorldCenter;
// foreach (XElement element in jointElement.Elements())
// {
// switch (element.Name.ToString().ToLower())
// {
// case "minlength":
// float.TryParse(element.Value, NumberStyles.Float, CultureInfo.InvariantCulture, out minLength);
// break;
// case "maxlength":
// float.TryParse(element.Value, NumberStyles.Float, CultureInfo.InvariantCulture, out maxLength);
// break;
// case "dampingratio":
// float.TryParse(element.Value, NumberStyles.Float, CultureInfo.InvariantCulture, out dampingRatio);
// break;
// case "frequency":
// float.TryParse(element.Value, NumberStyles.Float, CultureInfo.InvariantCulture, out frequency);
// break;
// case "localanchora":
// localAnchorA = localAnchorA.DeserializeOffset(element);
// localAnchorA = ConvertUnits.ToSimUnits(localAnchorA);
// break;
// case "localanchorb":
// localAnchorB = localAnchorB.DeserializeOffset(element);
// localAnchorB = ConvertUnits.ToSimUnits(localAnchorB);
// break;
// }
// }
// joint = JointFactory.CreateSliderJoint(world, bodyA, bodyB, localAnchorA, localAnchorB, minLength, maxLength);
// joint.DampingRatio = dampingRatio;
// joint.Frequency = frequency;
// return joint;
//}
#endregion
#endregion
public static Joint CopyJoint(Joint joint, Body bodyA, Body bodyB, World world)
{
Joint newJoint = null;
switch (joint.JointType)
{
case JointType.Angle:
newJoint = JointFactory.CreateAngleJoint(world, bodyA, bodyB);
break;
case JointType.Distance:
newJoint = new DistanceJoint(bodyA, bodyB, bodyA.WorldCenter, bodyB.WorldCenter);
break;
/*case JointType.FixedAngle:
* newJoint = new FarseerPhysics.Factories.JointFactory().(bodyA);
* break;
* case JointType.FixedDistance:
* newJoint = new FixedDistanceJoint(bodyA, bodyA.WorldCenter, Vector2.Zero);
* break;
* case JointType.FixedFriction:
* newJoint = new FixedFrictionJoint(bodyA, bodyA.WorldCenter);
* break;
* case JointType.FixedPrismatic:
* var fpJoint = joint as FixedPrismaticJoint;
* var fpAxis = fpJoint.LocalXAxis1;
* newJoint = new FixedPrismaticJoint(bodyA, bodyA.WorldCenter, fpAxis);
* break;
* case JointType.FixedRevolute:
* newJoint = new FixedRevoluteJoint(bodyA, bodyA.WorldCenter, Vector2.Zero);
* break;*/
case JointType.Friction:
newJoint = new FrictionJoint(bodyA, bodyB, bodyA.WorldCenter /*, bodyB.WorldCenter*/);
break;
/*case JointType.FixedLine:
* var lineJoint = joint as LineJoint;
* var axis = lineJoint.LocalXAxis;
* newJoint = new LineJoint(bodyA, bodyB, bodyA.WorldCenter, axis);
* break; */
case JointType.Prismatic:
var pJoint = joint as PrismaticJoint;
var pAxis = pJoint.LocalXAxis;
newJoint = new PrismaticJoint(bodyA, bodyB, bodyA.WorldCenter, bodyB.WorldCenter, pAxis);
((PrismaticJoint)newJoint).LimitEnabled = pJoint.LimitEnabled;
((PrismaticJoint)newJoint).MotorEnabled = pJoint.MotorEnabled;
((PrismaticJoint)newJoint).MaxMotorForce = pJoint.MaxMotorForce;
((PrismaticJoint)newJoint).MotorSpeed = pJoint.MotorSpeed;
((PrismaticJoint)newJoint).LowerLimit = pJoint.LowerLimit;
((PrismaticJoint)newJoint).UpperLimit = pJoint.UpperLimit;
((PrismaticJoint)newJoint).ReferenceAngle = pJoint.ReferenceAngle;
//((PrismaticJoint)newJoint).LocalXAxis = pJoint.LocalXAxis;
break;
case JointType.Pulley:
var pulleyJoint = joint as PulleyJoint;
var ratio = pulleyJoint.Ratio;
newJoint = new PulleyJoint(bodyA, bodyB, Vector2.Zero, Vector2.Zero, bodyA.WorldCenter, bodyB.WorldCenter, ratio);
break;
case JointType.Revolute:
newJoint = new RevoluteJoint(bodyA, bodyB, bodyA.WorldCenter, bodyB.WorldCenter);
break;
/*case JointType.Slider:
* var sliderJoint = joint as SliderJoint;
* var minLength = sliderJoint.MinLength;
* var maxLength = sliderJoint.MaxLength;
* newJoint = new SliderJoint(bodyA, bodyB, bodyA.WorldCenter, bodyB.WorldCenter, minLength, maxLength);
* break; */
case JointType.Weld:
newJoint = new WeldJoint(bodyA, bodyB, bodyA.WorldCenter, bodyB.WorldCenter);
break;
}
var data = new FarseerJointUserData();
data.BodyAName = ((FarseerJointUserData)joint.UserData).BodyAName;
data.BodyBName = ((FarseerJointUserData)joint.UserData).BodyBName;
joint.UserData = data;
return(newJoint);
}
private static Joint DeserializeJoint(IGameObject parent, XElement jointElement, IPhysicsManager physicsManager, Dictionary<string, Body> bodies)
{
Joint joint = null;
JointType type = JointType.Angle;
Body bodyA = null, bodyB = null;
bool collideConnected = false;
World world = physicsManager.PhysicsWorld;
var jointData = new FarseerJointUserData();
if (jointElement.Attribute("type") != null)
type = (JointType) Enum.Parse(typeof(JointType), jointElement.Attribute("type").Value, true);
if (jointElement.Element("bodyA") != null)
{
var jointName = jointElement.Element("bodyA").Value;
bodyA = bodies[jointName];
jointData.BodyAName = jointName;
}
if (jointElement.Element("bodyB") != null)
{
var jointName = jointElement.Element("bodyB").Value;
bodyB = bodies[jointName];
jointData.BodyBName = jointName;
}
if (jointElement.Element("collideConnected") != null)
bool.TryParse(jointElement.Element("collideConnected").Value, out collideConnected);
#region Joint Types Instantiation
if (bodyA != null)
{
switch (type)
{
case JointType.Angle:
if (bodyB != null)
joint = DeserializeAngleJoint(jointElement, bodyA, bodyB, world);
break;
case JointType.Distance:
if (bodyB != null)
joint = DeserializeDistanceJoint(jointElement, bodyA, bodyB, world);
break;
case JointType.FixedAngle:
joint = DeserializeFixedAngleJoint(jointElement, bodyA, world);
break;
case JointType.FixedDistance:
joint = DeserializeFixedDistanceJoint(jointElement, bodyA, world);
break;
case JointType.FixedFriction:
joint = DeserializeFixedFrictionJoint(jointElement, bodyA, world);
break;
case JointType.FixedPrismatic:
joint = DeserializeFixedPrismaticJoint(jointElement, bodyA, parent, world);
break;
case JointType.FixedRevolute:
joint = DeserializeFixedRevoluteJoint(jointElement, bodyA, world);
break;
case JointType.Friction:
if (bodyB != null)
joint = DeserializeFrictionJoint(jointElement, bodyA, bodyB, world);
break;
case JointType.Line:
if (bodyB != null)
joint = DeserializeLineJoint(jointElement, bodyA, bodyB, world);
break;
case JointType.Prismatic:
if (bodyB != null)
joint = DeserializePrismaticJoint(jointElement, bodyA, bodyB, world);
break;
case JointType.Pulley:
if (bodyB != null)
joint = DeserializePulleyJoint(jointElement, bodyA, bodyB, world);
break;
case JointType.Revolute:
if (bodyB != null)
joint = DeserializeRevoluteJoint(jointElement, bodyA, bodyB, world);
break;
case JointType.Slider:
if (bodyB != null)
joint = DeserializeSliderJoint(jointElement, bodyA, bodyB, world);
break;
case JointType.Weld:
if (bodyB != null)
joint = DeserializeWeldJoint(jointElement, bodyA, bodyB, world);
break;
}
}
#endregion
if (joint != null)
joint.CollideConnected = collideConnected;
joint.UserData = jointData;
return joint;
}
