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Add GetDebugInfo to BT nodes for debugging

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This commit is contained in:
Wojtek Figat
2023-09-19 20:57:19 +02:00
parent f845344d03
commit 336fe46e03
12 changed files with 225 additions and 20 deletions
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52
Source/Engine/AI/BehaviorTreeNodes.cpp
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@@ -6,6 +6,7 @@
#include "Engine/Core/Random.h"
#include "Engine/Scripting/Scripting.h"
#if USE_CSHARP
#include "Engine/Core/Utilities.h"
#include "Engine/Scripting/ManagedCLR/MClass.h"
#endif
#include "Engine/Engine/Engine.h"
@@ -264,6 +265,28 @@ BehaviorUpdateResult BehaviorTreeDelayNode::Update(const BehaviorUpdateContext&
return state->TimeLeft <= 0.0f ? BehaviorUpdateResult::Success : BehaviorUpdateResult::Running;
}
#if USE_EDITOR
String BehaviorTreeDelayNode::GetDebugInfo(const BehaviorUpdateContext& context) const
{
if (context.Memory)
{
const auto state = GetState<State>(context.Memory);
return String::Format(TEXT("Time Left: {}s"), Utilities::RoundTo2DecimalPlaces(state->TimeLeft));
}
String delay;
if (WaitTimeSelector.Path.HasChars())
delay = String(WaitTimeSelector.Path);
else
delay = StringUtils::ToString(WaitTime);
if (RandomDeviation > 0.0f)
delay += String::Format(TEXT("+/-{}"), RandomDeviation);
return String::Format(TEXT("Delay: {}s"), delay);
}
#endif
int32 BehaviorTreeSubTreeNode::GetStateSize() const
{
return sizeof(State);
@@ -481,6 +504,35 @@ BehaviorUpdateResult BehaviorTreeMoveToNode::Update(const BehaviorUpdateContext&
return state->Result;
}
#if USE_EDITOR
String BehaviorTreeMoveToNode::GetDebugInfo(const BehaviorUpdateContext& context) const
{
if (context.Memory)
{
const auto state = GetState<State>(context.Memory);
if (state->Agent)
{
const String agent = state->Agent->GetNamePath();
String goal;
const Actor* target = Target.Get(context.Knowledge);
if (target)
goal = target->GetNamePath();
else
goal = state->GoalLocation.ToString();
const Vector3 agentLocation = state->Agent->GetPosition();
const Vector3 agentLocationOnPath = agentLocation + state->AgentOffset;
float distanceLeft = state->Path.Count() > state->TargetPathIndex ? Vector3::Distance(state->Path[state->TargetPathIndex], agentLocationOnPath) : 0;
for (int32 i = state->TargetPathIndex; i < state->Path.Count(); i++)
distanceLeft += Vector3::Distance(state->Path[i - 1], state->Path[i]);
return String::Format(TEXT("Agent: '{}'\nGoal: '{}'\nDistance: {}"), agent, goal, (int32)distanceLeft);
}
}
return String::Empty;
}
#endif
void BehaviorTreeMoveToNode::State::OnUpdate()
{
if (Result != BehaviorUpdateResult::Running)