SemanticSegmentationCamera.cpp

Go to the documentation of this file.

// Copyright (c) 2023 FrostBit Software Lab at the Lapland University of Applied Sciences
//
// This work is licensed under the terms of the MIT license.
// For a copy, see <https://opensource.org/licenses/MIT>.
 
#include "SemanticSegmentationCamera.h"
 
ASemanticSegmentationCamera::ASemanticSegmentationCamera(const FObjectInitializer& ObjectInitializer) : Super(ObjectInitializer)
{
    PrimaryActorTick.bCanEverTick = false;
}
 
void ASemanticSegmentationCamera::Init(FCameraBaseParameters parameters, bool SimulateSensor)
{
    // Defined in Camera.h
    CameraName = "SemanticSegmentationCamera ";
    FilePrefix = "Data/SemanticSegmentationCamera_";
 
    AddPostProcessingMaterial("/Game/Agrarsense/Materials/PostProcessingMaterials/GTMaterial.GTMaterial");
    Super::Init(parameters, SimulateSensor);
 
    // This camera doesn't need to render shadows
    SetShadowRendering(false);
 
    // Or many other advanced show flags.
    DisableShowFlags();
}
 
void ASemanticSegmentationCamera::AddProcessingToFrameBuffer(TArray<FColor>& buffer)
{
    // Old way
    //FColor* BufferPtr = buffer.GetData();
 
    //for (int32 i = 0; i < buffer.Num(); ++i)
    //{
    //  // Convert the current FColor (sRGB 0-255) to FLinearColor (linear 0.0-1.0)
    //  FLinearColor pixel = FLinearColor::FromSRGBColor(BufferPtr[i]);
 
    //  // Process the pixel and convert it back to FColor (sRGB 0-255)
    //  // This step applies gamma correction and ensures values are properly adjusted
    //  BufferPtr[i] = FColor(
    //      FMath::RoundToInt(pixel.R * 255.0f),
    //      FMath::RoundToInt(pixel.G * 255.0f),
    //      FMath::RoundToInt(pixel.B * 255.0f));
    //}
 
    ApplyGammaCorrectionLUT(buffer);
}