///<summary>
/// Tries to remove a relationship about rulesB from ownerA's Specific list.
///</summary>
///<param name="ownerA">Owner of the collision rules that will lose an entry in its Specific relationships.</param>
///<param name="rulesB">Collision rules that will be removed from ownerA's Specific relationships.</param>
public static void RemoveRule(ICollisionRulesOwner ownerA, CollisionRules rulesB)
{
if (!ownerA.CollisionRules.specific.Remove(rulesB))
{
rulesB.specific.Remove(ownerA.CollisionRules);
}
}
///<summary>
/// Tries to remove a relationship about ownerB from ownerA's Specific list.
///</summary>
///<param name="ownerA">Owner of the collision rules that will lose an entry in its Specific relationships.</param>
///<param name="ownerB">Owner of the collision rules that will be removed from ownerA's Specific relationships.</param>
public static void RemoveRule(ICollisionRulesOwner ownerA, ICollisionRulesOwner ownerB)
{
if (!ownerA.CollisionRules.specific.Remove(ownerB.CollisionRules))
{
ownerB.CollisionRules.specific.Remove(ownerA.CollisionRules);
}
}
///<summary>
/// Tries to remove a relationship about ownerB from rulesA's Specific list.
///</summary>
///<param name="rulesA">Collision rules that will lose an entry in its Specific relationships.</param>
///<param name="ownerB">Owner of the collision rules that will be removed from ownerA's Specific relationships.</param>
public static void RemoveRule(CollisionRules rulesA, ICollisionRulesOwner ownerB)
{
if (!rulesA.specific.Remove(ownerB.CollisionRules))
{
ownerB.CollisionRules.specific.Remove(rulesA);
}
}
private Func <BroadPhaseEntry, bool> GetOverlapFilter(ICollisionRulesOwner rulesOwner)
{
bool Filter(BroadPhaseEntry e)
{
CollisionRule rule = CollisionRules.GetCollisionRule(e, rulesOwner);
return(rule <= CollisionRule.NoSolver);
}
return(Filter);
}
private CollisionRule GetCollisionRuleWithGroup(ICollisionRulesOwner rulesOwner, CollisionGroup group)
{
if (rulesOwner.CollisionRules.Personal != CollisionRule.Defer)
{
return(rulesOwner.CollisionRules.Personal);
}
CollisionGroupPair pair = new CollisionGroupPair(group, rulesOwner.CollisionRules.Group);
CollisionRules.CollisionGroupRules.TryGetValue(pair, out CollisionRule rule);
return(rule);
}
private CollisionRule CustomCollisionRuleCalculator(ICollisionRulesOwner aOwner, ICollisionRulesOwner bOwner)
{
CollisionRules a = aOwner.CollisionRules;
CollisionRules b = bOwner.CollisionRules;
CollisionRule groupRule = CollisionRules.GetGroupCollisionRuleDefault(a, b);
if (groupRule == CollisionRule.NoBroadPhase)
{
return(groupRule);
}
return(CollisionRules.GetCollisionRuleDefault(aOwner, bOwner));
}
/// <summary>
/// Determines what collision rule governs the interaction between the two objects.
/// </summary>
/// <param name="aOwner">First ruleset owner in the pair. This entity's space is used to determine the collision detection settings that contain special collision group interaction rules.</param>
/// <param name="bOwner">Second ruleset owner in the pair.</param>
/// <returns>Collision rule governing the interaction between the pair.</returns>
public static CollisionRule GetCollisionRuleDefault(ICollisionRulesOwner aOwner, ICollisionRulesOwner bOwner)
{
var a = aOwner.CollisionRules;
var b = bOwner.CollisionRules;
CollisionRule pairRule = GetSpecificCollisionRuleDefault(a, b);
if (pairRule == CollisionRule.Defer)
{
pairRule = GetPersonalCollisionRuleDefault(a, b);
if (pairRule == CollisionRule.Defer)
{
pairRule = GetGroupCollisionRuleDefault(a, b);
}
}
if (pairRule == CollisionRule.Defer)
{
pairRule = DefaultCollisionRule;
}
return(pairRule);
}
///<summary>
/// Tries to remove a relationship about ownerB from rulesA's Specific list.
///</summary>
///<param name="rulesA">Collision rules that will lose an entry in its Specific relationships.</param>
///<param name="ownerB">Owner of the collision rules that will be removed from ownerA's Specific relationships.</param>
public static void RemoveRule(CollisionRules rulesA, ICollisionRulesOwner ownerB)
{
if (!rulesA.specific.Remove(ownerB.CollisionRules))
ownerB.CollisionRules.specific.Remove(rulesA);
}
///<summary>
/// Tries to remove a relationship about ownerB from ownerA's Specific list.
///</summary>
///<param name="ownerA">Owner of the collision rules that will lose an entry in its Specific relationships.</param>
///<param name="ownerB">Owner of the collision rules that will be removed from ownerA's Specific relationships.</param>
public static void RemoveRule(ICollisionRulesOwner ownerA, ICollisionRulesOwner ownerB)
{
if (!ownerA.CollisionRules.specific.Remove(ownerB.CollisionRules))
ownerB.CollisionRules.specific.Remove(ownerA.CollisionRules);
}
///<summary>
/// Adds an entry in rulesA's Specific relationships list about ownerB.
///</summary>
///<param name="ownerA">Owner of the collision rules that will gain an entry in its Specific relationships.</param>
///<param name="rulesB">Collision rules that will be added to ownerA's Specific relationships.</param>
///<param name="rule">Rule assigned to the pair.</param>
public static void AddRule(ICollisionRulesOwner ownerA, CollisionRules rulesB, CollisionRule rule)
{
ownerA.CollisionRules.specific.Add(rulesB, rule);
}
///<summary>
/// Adds an entry in rulesA's Specific relationships list about ownerB.
///</summary>
///<param name="rulesA">Collision rules that will gain an entry in its Specific relationships.</param>
///<param name="ownerB">Owner of the collision rules that will be added to ownerA's Specific relationships.</param>
///<param name="rule">Rule assigned to the pair.</param>
public static void AddRule(CollisionRules rulesA, ICollisionRulesOwner ownerB, CollisionRule rule)
{
rulesA.specific.Add(ownerB.CollisionRules, rule);
}
///<summary>
/// Adds an entry in rulesA's Specific relationships list about ownerB.
///</summary>
///<param name="ownerA">Owner of the collision rules that will gain an entry in its Specific relationships.</param>
///<param name="rulesB">Collision rules that will be added to ownerA's Specific relationships.</param>
///<param name="rule">Rule assigned to the pair.</param>
public static void AddRule(ICollisionRulesOwner ownerA, CollisionRules rulesB, CollisionRule rule)
{
ownerA.CollisionRules.specific.Add(rulesB, rule);
}
///<summary>
/// Adds an entry in rulesA's Specific relationships list about ownerB.
///</summary>
///<param name="rulesA">Collision rules that will gain an entry in its Specific relationships.</param>
///<param name="ownerB">Owner of the collision rules that will be added to ownerA's Specific relationships.</param>
///<param name="rule">Rule assigned to the pair.</param>
public static void AddRule(CollisionRules rulesA, ICollisionRulesOwner ownerB, CollisionRule rule)
{
rulesA.specific.Add(ownerB.CollisionRules, rule);
}
/// <summary>
/// Determines what collision rule governs the interaction between the two objects.
/// </summary>
/// <param name="aOwner">First ruleset owner in the pair. This entity's space is used to determine the collision detection settings that contain special collision group interaction rules.</param>
/// <param name="bOwner">Second ruleset owner in the pair.</param>
/// <returns>Collision rule governing the interaction between the pair.</returns>
public static CollisionRule GetCollisionRuleDefault(ICollisionRulesOwner aOwner, ICollisionRulesOwner bOwner)
{
var a = aOwner.CollisionRules;
var b = bOwner.CollisionRules;
CollisionRule pairRule = GetSpecificCollisionRuleDefault(a, b);
if (pairRule == CollisionRule.Defer)
{
pairRule = GetPersonalCollisionRuleDefault(a, b);
if (pairRule == CollisionRule.Defer)
pairRule = GetGroupCollisionRuleDefault(a, b);
}
if (pairRule == CollisionRule.Defer)
pairRule = DefaultCollisionRule;
return pairRule;
}
///<summary>
/// Tries to remove a relationship about rulesB from ownerA's Specific list.
///</summary>
///<param name="ownerA">Owner of the collision rules that will lose an entry in its Specific relationships.</param>
///<param name="rulesB">Collision rules that will be removed from ownerA's Specific relationships.</param>
public static void RemoveRule(ICollisionRulesOwner ownerA, CollisionRules rulesB)
{
if (!ownerA.CollisionRules.specific.Remove(rulesB))
rulesB.specific.Remove(ownerA.CollisionRules);
}
/// <summary>
/// Uses the CollisionRuleCalculator to get the collision rule between two collision rules owners.
/// </summary>
/// <param name="ownerA">First owner of the pair.</param>
/// <param name="ownerB">Second owner of the pair.</param>
/// <returns>CollisionRule between the pair, according to the CollisionRuleCalculator.</returns>
public static CollisionRule GetCollisionRule(ICollisionRulesOwner ownerA, ICollisionRulesOwner ownerB)
{
return collisionRuleCalculator(ownerA.CollisionRules, ownerB.CollisionRules);
}
/// <summary>
/// Uses the CollisionRuleCalculator to get the collision rule between two collision rules owners.
/// </summary>
/// <param name="ownerA">First owner of the pair.</param>
/// <param name="ownerB">Second owner of the pair.</param>
/// <returns>CollisionRule between the pair, according to the CollisionRuleCalculator.</returns>
public static CollisionRule GetCollisionRule(ICollisionRulesOwner ownerA, ICollisionRulesOwner ownerB)
{
return(collisionRuleCalculator(ownerA, ownerB));
}