private void ApplyForce(PhysicsBody body, float deltaTime)
{
float distFactor = 1.0f;
if (ForceFalloff)
{
distFactor = 1.0f - ConvertUnits.ToDisplayUnits(Vector2.Distance(body.SimPosition, PhysicsBody.SimPosition)) / ColliderRadius;
if (distFactor < 0.0f)
{
return;
}
}
switch (ForceMode)
{
case TriggerForceMode.Force:
if (ForceVelocityLimit < 1000.0f)
{
body.ApplyForce(Force * currentForceFluctuation * distFactor, ForceVelocityLimit);
}
else
{
body.ApplyForce(Force * currentForceFluctuation * distFactor, maxVelocity: NetConfig.MaxPhysicsBodyVelocity);
}
break;
case TriggerForceMode.Acceleration:
if (ForceVelocityLimit < 1000.0f)
{
body.ApplyForce(Force * body.Mass * currentForceFluctuation * distFactor, ForceVelocityLimit);
}
else
{
body.ApplyForce(Force * body.Mass * currentForceFluctuation * distFactor, maxVelocity: NetConfig.MaxPhysicsBodyVelocity);
}
break;
case TriggerForceMode.Impulse:
if (ForceVelocityLimit < 1000.0f)
{
body.ApplyLinearImpulse(Force * currentForceFluctuation * distFactor, maxVelocity: ForceVelocityLimit);
}
else
{
body.ApplyLinearImpulse(Force * currentForceFluctuation * distFactor, maxVelocity: NetConfig.MaxPhysicsBodyVelocity);
}
break;
case TriggerForceMode.LimitVelocity:
float maxVel = ForceVelocityLimit * currentForceFluctuation * distFactor;
if (body.LinearVelocity.LengthSquared() > maxVel * maxVel)
{
body.ApplyForce(
Vector2.Normalize(-body.LinearVelocity) *
Force.Length() * body.Mass * currentForceFluctuation * distFactor,
maxVelocity: NetConfig.MaxPhysicsBodyVelocity);
}
break;
}
}
public void UpdateAttack(float deltaTime, Vector2 attackPosition, IDamageable damageTarget)
{
float dist = ConvertUnits.ToDisplayUnits(Vector2.Distance(SimPosition, attackPosition));
AttackTimer += deltaTime;
body.ApplyTorque(Mass * character.AnimController.Dir * attack.Torque);
if (dist < attack.Range * 0.5f)
{
if (AttackTimer >= attack.Duration && damageTarget != null)
{
attack.DoDamage(character, damageTarget, WorldPosition, 1.0f, (soundTimer <= 0.0f));
soundTimer = Limb.SoundInterval;
}
}
Vector2 diff = attackPosition - SimPosition;
if (diff.LengthSquared() > 0.00001f)
{
Vector2 pos = pullJoint == null ? body.SimPosition : pullJoint.WorldAnchorA;
body.ApplyLinearImpulse(Mass * attack.Force *
Vector2.Normalize(attackPosition - SimPosition), pos);
}
}
public void UpdateAttack(float deltaTime, Vector2 attackPosition, IDamageable damageTarget)
{
float dist = ConvertUnits.ToDisplayUnits(Vector2.Distance(SimPosition, attackPosition));
AttackTimer += deltaTime;
body.ApplyTorque(Mass * character.AnimController.Dir * attack.Torque);
if (dist < attack.DamageRange)
{
if (AttackTimer >= attack.Duration && damageTarget != null)
{
attack.DoDamage(character, damageTarget, WorldPosition, 1.0f, (SoundTimer <= 0.0f));
SoundTimer = SoundInterval;
}
}
Vector2 diff = attackPosition - SimPosition;
if (diff.LengthSquared() < 0.00001f)
{
return;
}
if (attack.ApplyForceOnLimbs != null)
{
foreach (int limbIndex in attack.ApplyForceOnLimbs)
{
if (limbIndex < 0 || limbIndex >= character.AnimController.Limbs.Length)
{
continue;
}
Limb limb = character.AnimController.Limbs[limbIndex];
Vector2 forcePos = limb.pullJoint == null ? limb.body.SimPosition : limb.pullJoint.WorldAnchorA;
limb.body.ApplyLinearImpulse(
limb.Mass * attack.Force * Vector2.Normalize(attackPosition - SimPosition), forcePos);
}
}
else
{
Vector2 forcePos = pullJoint == null ? body.SimPosition : pullJoint.WorldAnchorA;
body.ApplyLinearImpulse(Mass * attack.Force *
Vector2.Normalize(attackPosition - SimPosition), forcePos);
}
}
public void UpdateAttack(float deltaTime, Vector2 attackPosition, IDamageable damageTarget)
{
float dist = ConvertUnits.ToDisplayUnits(Vector2.Distance(SimPosition, attackPosition));
AttackTimer += deltaTime;
body.ApplyTorque(Mass * character.AnimController.Dir * attack.Torque);
bool wasHit = false;
if (damageTarget != null)
{
switch (attack.HitDetectionType)
{
case HitDetection.Distance:
wasHit = dist < attack.DamageRange;
break;
case HitDetection.Contact:
List <Body> targetBodies = new List <Body>();
if (damageTarget is Character)
{
Character targetCharacter = (Character)damageTarget;
foreach (Limb limb in targetCharacter.AnimController.Limbs)
{
if (!limb.IsSevered && limb.body?.FarseerBody != null)
{
targetBodies.Add(limb.body.FarseerBody);
}
}
}
else if (damageTarget is Structure)
{
Structure targetStructure = (Structure)damageTarget;
if (character.Submarine == null && targetStructure.Submarine != null)
{
targetBodies.Add(targetStructure.Submarine.PhysicsBody.FarseerBody);
}
else
{
targetBodies.AddRange(targetStructure.Bodies);
}
}
else if (damageTarget is Item)
{
Item targetItem = damageTarget as Item;
if (targetItem.body?.FarseerBody != null)
{
targetBodies.Add(targetItem.body.FarseerBody);
}
}
if (targetBodies != null)
{
ContactEdge contactEdge = body.FarseerBody.ContactList;
while (contactEdge != null)
{
if (contactEdge.Contact != null &&
contactEdge.Contact.IsTouching &&
targetBodies.Any(b => b == contactEdge.Contact.FixtureA?.Body || b == contactEdge.Contact.FixtureB?.Body))
{
wasHit = true;
break;
}
contactEdge = contactEdge.Next;
}
}
break;
}
}
if (wasHit)
{
if (AttackTimer >= attack.Duration && damageTarget != null)
{
attack.DoDamage(character, damageTarget, WorldPosition, 1.0f, (SoundTimer <= 0.0f));
SoundTimer = SoundInterval;
}
}
Vector2 diff = attackPosition - SimPosition;
if (diff.LengthSquared() < 0.00001f)
{
return;
}
if (attack.ApplyForceOnLimbs != null)
{
foreach (int limbIndex in attack.ApplyForceOnLimbs)
{
if (limbIndex < 0 || limbIndex >= character.AnimController.Limbs.Length)
{
continue;
}
Limb limb = character.AnimController.Limbs[limbIndex];
Vector2 forcePos = limb.pullJoint == null ? limb.body.SimPosition : limb.pullJoint.WorldAnchorA;
limb.body.ApplyLinearImpulse(
limb.Mass * attack.Force * Vector2.Normalize(attackPosition - SimPosition), forcePos);
}
}
else
{
Vector2 forcePos = pullJoint == null ? body.SimPosition : pullJoint.WorldAnchorA;
body.ApplyLinearImpulse(Mass * attack.Force *
Vector2.Normalize(attackPosition - SimPosition), forcePos);
}
}
