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Chaos geometry collection : BP functions

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- extended apply external strain node to have a radius and proapgation  parameters
- added an internal strain node similar to external strain

#rb none
#jira none
#preflight 62c631b8a6654f9729a3b97a
#robomerge EngineMerge

[CL 20979120 by cedric caillaud in ue5-main branch]
This commit is contained in:
cedric caillaud
2022-07-06 21:50:26 -04:00
parent b161625580
commit 7c5a3bac01
6 changed files with 207 additions and 35 deletions
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Engine/Source/Runtime/Experimental/GeometryCollectionEngine/Private/GeometryCollection/GeometryCollectionComponent.cpp
+10 -2
View File
@@ -3664,11 +3664,19 @@ void UGeometryCollectionComponent::IncrementBreakTimer(float DeltaTime)
}
}
void UGeometryCollectionComponent::ApplyExternalStrain(int32 ItemIndex, const FVector& Location, float Strain)
void UGeometryCollectionComponent::ApplyExternalStrain(int32 ItemIndex, const FVector& Location, float Radius, int32 PropagationDepth, float PropagationFactor, float Strain)
{
if (PhysicsProxy)
{
PhysicsProxy->ApplyStrain_External(FGeometryCollectionItemIndex::CreateFromExistingItemIndex(ItemIndex), Location, Strain);
PhysicsProxy->ApplyExternalStrain_External(FGeometryCollectionItemIndex::CreateFromExistingItemIndex(ItemIndex), Location, Radius, PropagationDepth, PropagationFactor, Strain);
}
}
void UGeometryCollectionComponent::ApplyInternalStrain(int32 ItemIndex, const FVector& Location, float Radius, int32 PropagationDepth, float PropagationFactor, float Strain)
{
if (PhysicsProxy)
{
PhysicsProxy->ApplyInternalStrain_External(FGeometryCollectionItemIndex::CreateFromExistingItemIndex(ItemIndex), Location, Radius, PropagationDepth, PropagationFactor, Strain);
}
}
Engine/Source/Runtime/Experimental/GeometryCollectionEngine/Public/GeometryCollection/GeometryCollectionComponent.h
+16 -1
View File
@@ -453,11 +453,26 @@ public:
* Apply an external strain to specific piece of the geometry collection
* @param ItemIndex item index ( from HitResult) of the piece to apply strain on
* @param Location world location of where to apply the strain
* @param Radius radius from the location point to apply the strain to ( using the center of mass of the pieces )
* @param PropagationDepth How many level of connection to follow to propagate the strain through
* @param PropagationFactor when using propagation, the factor to multiply the strain from one level to the other, allowing falloff effect
* @param Strain strain / damage to apply
*/
UFUNCTION(BlueprintCallable, Category = "ChaosPhysics")
void ApplyExternalStrain(int32 ItemIndex, const FVector& Location, float Strain);
void ApplyExternalStrain(int32 ItemIndex, const FVector& Location, float Radius = 0, int32 PropagationDepth = 0, float PropagationFactor = 1, float Strain = 0);
/**
* Apply an internal strain to specific piece of the geometry collection
* @param ItemIndex item index ( from HitResult) of the piece to apply strain on
* @param Location world location of where to apply the strain
* @param Radius radius from the location point to apply the strain to ( using the center of mass of the pieces )
* @param PropagationDepth How many level of connection to follow to propagate the strain through
* @param PropagationFactor when using propagation, the factor to multiply the strain from one level to the other, allowing falloff effect
* @param Strain strain / damage to apply
*/
UFUNCTION(BlueprintCallable, Category = "ChaosPhysics")
void ApplyInternalStrain(int32 ItemIndex, const FVector& Location, float Radius = 0, int32 PropagationDepth = 0, float PropagationFactor = 1, float Strain = 0);
/**
* Crumbe a cluster into all its pieces
* @param ItemIndex item index ( from HitResult) of the cluster to crumble