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| #include "MaterialProgressBar.h"
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| #include "Animation/WidgetAnimation.h"
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| #include "Components/Image.h"
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| #include "Materials/MaterialInstanceDynamic.h"
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| #include UE_INLINE_GENERATED_CPP_BY_NAME(MaterialProgressBar)
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| void UMaterialProgressBar::SynchronizeProperties()
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| {
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| Super::SynchronizeProperties();
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| if (Image_Bar)
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| {
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| Image_Bar->SetBrushFromMaterial(bUseStroke ? StrokeMaterial : NoStrokeMaterial);
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| CachedMID = nullptr;
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| CachedProgress = -1.0f;
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| CachedStartProgress = -1.0f;
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| #if WITH_EDITORONLY_DATA
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| if (IsDesignTime())
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| {
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| SetProgress_Internal(DesignTime_Progress);
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| }
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| #endif
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| if (UMaterialInstanceDynamic* MID = GetBarDynamicMaterial())
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| {
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| if (bOverrideDefaultSegmentEdge)
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| {
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| MID->SetScalarParameterValue(TEXT("SegmentEdge"), SegmentEdge);
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| }
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| if (bOverrideDefaultSegments)
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| {
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| MID->SetScalarParameterValue(TEXT("Segments"), (float)Segments);
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| }
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| if (bOverrideDefaultFillEdgeSoftness)
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| {
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| MID->SetScalarParameterValue(TEXT("FillEdgeSoftness"), FillEdgeSoftness);
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| }
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| if (bOverrideDefaultGlowEdge)
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| {
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| MID->SetScalarParameterValue(TEXT("GlowEdge"), GlowEdge);
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| }
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| if (bOverrideDefaultGlowSoftness)
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| {
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| MID->SetScalarParameterValue(TEXT("GlowSoftness"), GlowSoftness);
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| }
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| if (bOverrideDefaultOutlineScale)
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| {
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| MID->SetScalarParameterValue(TEXT("OutlineScale"), OutlineScale);
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| }
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| }
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| if (bOverrideDefaultColorA)
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| {
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| SetColorA_Internal(CachedColorA);
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| }
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| if (bOverrideDefaultColorB)
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| {
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| SetColorB_Internal(CachedColorB);
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| }
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| if (bOverrideDefaultColorBackground)
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| {
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| SetColorBackground_Internal(CachedColorBackground);
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| }
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| }
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| }
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| #if WITH_EDITOR
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| void UMaterialProgressBar::OnWidgetRebuilt()
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| {
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| Super::OnWidgetRebuilt();
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| if (IsDesignTime() && Image_Bar)
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| {
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| if (UMaterialInstanceDynamic* MID = GetBarDynamicMaterial())
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| {
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| if (!bOverrideDefaultColorA)
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| {
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| MID->GetVectorParameterValue(TEXT("ColorA"), CachedColorA);
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| }
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| if (!bOverrideDefaultColorB)
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| {
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| MID->GetVectorParameterValue(TEXT("ColorB"), CachedColorB);
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| }
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| if (!bOverrideDefaultColorBackground)
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| {
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| MID->GetVectorParameterValue(TEXT("Unfilled Color"), CachedColorBackground);
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| }
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| if (!bOverrideDefaultSegmentEdge)
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| {
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| MID->GetScalarParameterValue(TEXT("SegmentEdge"), SegmentEdge);
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| }
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| if (!bOverrideDefaultSegments)
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| {
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| float SegmentsFloat;
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| MID->GetScalarParameterValue(TEXT("Segments"), SegmentsFloat);
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| Segments = FMath::TruncToInt(SegmentsFloat);
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| }
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| if (!bOverrideDefaultFillEdgeSoftness)
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| {
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| MID->GetScalarParameterValue(TEXT("FillEdgeSoftness"), FillEdgeSoftness);
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| }
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| if (!bOverrideDefaultGlowEdge)
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| {
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| MID->GetScalarParameterValue(TEXT("GlowEdge"), GlowEdge);
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| }
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| if (!bOverrideDefaultGlowSoftness)
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| {
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| MID->GetScalarParameterValue(TEXT("GlowSoftness"), GlowSoftness);
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| }
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| if (!bOverrideDefaultOutlineScale)
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| {
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| MID->GetScalarParameterValue(TEXT("OutlineScale"), OutlineScale);
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| }
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| }
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| }
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| }
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| #endif
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| void UMaterialProgressBar::OnAnimationFinished_Implementation(const UWidgetAnimation* Animation)
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| {
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| Super::OnAnimationFinished_Implementation(Animation);
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| if (BoundAnim_FillBar == Animation)
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| {
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| OnFillAnimationFinished.Broadcast();
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| }
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| }
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| void UMaterialProgressBar::SetProgress(float Progress)
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| {
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| if (CachedProgress != Progress)
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| {
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| SetProgress_Internal(Progress);
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| }
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| }
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| void UMaterialProgressBar::SetStartProgress(float StartProgress)
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| {
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| if (CachedStartProgress != StartProgress)
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| {
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| SetStartProgress_Internal(StartProgress);
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| }
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| }
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| void UMaterialProgressBar::SetColorA(FLinearColor ColorA)
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| {
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| if (CachedColorA != ColorA)
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| {
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| SetColorA_Internal(ColorA);
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| }
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| }
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| void UMaterialProgressBar::SetColorB(FLinearColor ColorB)
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| {
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| if (CachedColorB != ColorB)
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| {
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| SetColorB_Internal(ColorB);
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| }
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| }
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| void UMaterialProgressBar::SetColorBackground(FLinearColor ColorBackground)
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| {
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| if (CachedColorBackground != ColorBackground)
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| {
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| SetColorBackground_Internal(ColorBackground);
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| }
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| }
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| void UMaterialProgressBar::AnimateProgressFromStart(float Start, float End, float AnimSpeed)
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| {
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| SetStartProgress(Start);
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| SetProgress(End);
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| PlayAnimation(BoundAnim_FillBar, 0.0f, 1, EUMGSequencePlayMode::Forward, AnimSpeed);
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| }
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| void UMaterialProgressBar::AnimateProgressFromCurrent(float End, float AnimSpeed)
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| {
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| if (UMaterialInstanceDynamic* MID = GetBarDynamicMaterial())
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| {
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| const float CurrentStart = MID->K2_GetScalarParameterValue(TEXT("StartProgress"));
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| const float CurrentEnd = MID->K2_GetScalarParameterValue(TEXT("Progress"));
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| const float CurrentFill = MID->K2_GetScalarParameterValue(TEXT("FillAmount"));
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| const float NewStart = FMath::Lerp(CurrentStart, CurrentEnd, CurrentFill);
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| AnimateProgressFromStart(NewStart, End, AnimSpeed);
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| }
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| }
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| void UMaterialProgressBar::SetProgress_Internal(float Progress)
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| {
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| if (UMaterialInstanceDynamic* MID = GetBarDynamicMaterial())
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| {
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| CachedProgress = Progress;
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| MID->SetScalarParameterValue(TEXT("Progress"), CachedProgress);
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| }
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| }
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| void UMaterialProgressBar::SetStartProgress_Internal(float StartProgress)
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| {
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| if (UMaterialInstanceDynamic* MID = GetBarDynamicMaterial())
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| {
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| CachedStartProgress = StartProgress;
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| MID->SetScalarParameterValue(TEXT("StartProgress"), CachedStartProgress);
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| }
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| }
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| void UMaterialProgressBar::SetColorA_Internal(FLinearColor ColorA)
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| {
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| if (UMaterialInstanceDynamic* MID = GetBarDynamicMaterial())
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| {
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| CachedColorA = ColorA;
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| MID->SetVectorParameterValue(TEXT("ColorA"), CachedColorA);
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| }
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| }
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| void UMaterialProgressBar::SetColorB_Internal(FLinearColor ColorB)
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| {
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| if (UMaterialInstanceDynamic* MID = GetBarDynamicMaterial())
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| {
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| CachedColorB = ColorB;
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| MID->SetVectorParameterValue(TEXT("ColorB"), CachedColorB);
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| }
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| }
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| void UMaterialProgressBar::SetColorBackground_Internal(FLinearColor ColorBackground)
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| {
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| if (UMaterialInstanceDynamic* MID = GetBarDynamicMaterial())
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| {
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| CachedColorBackground = ColorBackground;
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| MID->SetVectorParameterValue(TEXT("Unfilled Color"), CachedColorBackground);
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| }
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| }
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| UMaterialInstanceDynamic* UMaterialProgressBar::GetBarDynamicMaterial() const
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| {
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| if (!CachedMID)
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| {
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| CachedMID = Image_Bar->GetDynamicMaterial();
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| }
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| return CachedMID;
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| }
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