Init

Source/Arona/UI/Widget/PatternThumbnail/SSamplePatternThumbnail.cpp

@@ -0,0 +1,39 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+
+#include "SSamplePatternThumbnail.h"
+
+#include "Async.h"
+#include "SlateApplication.h"
+#include "SlateOptMacros.h"
+#include "ExecutionTime.h"
+#include "Pattern/SamplePatternInstance.h"
+#include "PluginHost/Sampler.h"
+#include "UI/Widget/SUpdatableImage.h"
+#include "UI/Widget/Thumbnail.h"
+
+BEGIN_SLATE_FUNCTION_BUILD_OPTIMIZATION
+
+TArray<float> FSampleWaveformHandle::GetWaveform(int32 SizeX) const
+{
+	
+	const FSampler* Sampler = SampleInstance->GetInstanceOwner()->GetSampler();
+	TArray<TArray64<float>> Copy = Sampler->GetSampleBuffer(); // 拷贝以防在渲染时被修改
+	uint32 Count = Sampler->GetFrameCount();
+	TRange<uint32> Range = SampleInstance->GetRange();
+	return Thumbnail::GenerateWaveformData(SizeX, Copy, Count, Range);
+}
+
+void SSamplePatternThumbnail::Construct(const FArguments& InArgs, FSampler* InSampler)
+{
+	ChildSlot
+	[
+		
+	];
+}
+
+void SSamplePatternThumbnail::Redraw()
+{
+}
+
+END_SLATE_FUNCTION_BUILD_OPTIMIZATION