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75 lines
2.3 KiB
C++
75 lines
2.3 KiB
C++
// Copyright 1998-2017 Epic Games, Inc. All Rights Reserved.
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#include "VisualLoggerHUD.h"
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#include "CollisionQueryParams.h"
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#include "CanvasItem.h"
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#include "Engine/Canvas.h"
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#include "EngineGlobals.h"
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#include "Engine/Engine.h"
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#include "DrawDebugHelpers.h"
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#include "VisualLoggerCameraController.h"
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#define LOCTEXT_NAMESPACE "AVisualLoggerHUD"
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//----------------------------------------------------------------------//
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// AVisualLoggerHUD
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//----------------------------------------------------------------------//
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AVisualLoggerHUD::AVisualLoggerHUD(const FObjectInitializer& ObjectInitializer)
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: Super(ObjectInitializer)
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{
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bHidden = false;
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TextRenderInfo.bEnableShadow = true;
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}
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bool AVisualLoggerHUD::DisplayMaterials( float X, float& Y, float DY, UMeshComponent* MeshComp )
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{
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return false;
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}
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void AVisualLoggerHUD::PostRender()
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{
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static const FColor TextColor(200, 200, 128, 255);
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Super::Super::PostRender();
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if (bShowHUD)
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{
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AVisualLoggerCameraController* DebugCamController = Cast<AVisualLoggerCameraController>(PlayerOwner);
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if( DebugCamController != NULL )
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{
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FCanvasTextItem TextItem( FVector2D::ZeroVector, FText::GetEmpty(), GEngine->GetSmallFont(), TextColor);
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TextItem.FontRenderInfo = TextRenderInfo;
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float X = Canvas->SizeX * 0.025f+1;
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float Y = Canvas->SizeX * 0.025f+1;
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FVector const CamLoc = DebugCamController->PlayerCameraManager->GetCameraLocation();
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FRotator const CamRot = DebugCamController->PlayerCameraManager->GetCameraRotation();
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FCollisionQueryParams TraceParams(NAME_None, true, this);
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FHitResult Hit;
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bool bHit = GetWorld()->LineTraceSingleByChannel(Hit, CamLoc, CamRot.Vector() * 100000.f + CamLoc, ECC_Pawn, TraceParams);
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if( bHit )
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{
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TextItem.Text = FText::FromString(FString::Printf(TEXT("Under cursor: '%s'"), *Hit.GetActor()->GetName()));
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Canvas->DrawItem( TextItem, X, Y );
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DrawDebugLine( GetWorld(), Hit.Location, Hit.Location+Hit.Normal*30.f, FColor::White );
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}
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else
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{
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TextItem.Text = LOCTEXT("NotActorUnderCursor", "Not actor under cursor" );
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}
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Canvas->DrawItem( TextItem, X, Y );
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Y += TextItem.DrawnSize.Y;
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if (DebugCamController->PickedActor != NULL)
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{
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TextItem.Text = FText::FromString(FString::Printf(TEXT("Selected: '%s'"), *DebugCamController->PickedActor->GetName()));
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Canvas->DrawItem( TextItem, X, Y );
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}
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}
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}
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}
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#undef LOCTEXT_NAMESPACE
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