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UE 5.3 Fix #10

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UE 5.3 Fix #10

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ef5163e
Update PointCloudStreamingCore.cpp
adarshjamuaar Jun 25, 2024
5fe268b
Update UE5.3 fix
adarshjamuaar Jun 25, 2024
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4 changes: 2 additions & 2 deletions Source/GPUPointCloudRenderer/Private/PointCloudStreamingCore.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -165,7 +165,7 @@ void FPointCloudStreamingCore::Initialize(unsigned int pointCount)
if (pointCount == 0)
return;

int32 pointsPerAxis = FMath::CeilToInt(FMath::Sqrt(pointCount));
int32 pointsPerAxis = FMath::CeilToInt(FMath::Sqrt(static_cast<float>(pointCount)));
// Ensure even-sized, power-of-two textures to avoid inaccuracies
if (pointsPerAxis % 2 == 1) pointsPerAxis++;
pointsPerAxis = GetUpperPowerOfTwo(pointsPerAxis);
Expand Down Expand Up @@ -321,4 +321,4 @@ FPointCloudStreamingCore::~FPointCloudStreamingCore() {
// delete mPointScalingTexture;
//if (mColorTexture)
// delete mColorTexture;
}
}
6 changes: 3 additions & 3 deletions Source/GPUPointCloudRendererEditor/Private/GPUPointCloudRendererComponent.cpp
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Expand Up @@ -167,7 +167,7 @@ void UGPUPointCloudRendererComponent::CreateStreamingBaseMesh(int32 pointCount)
CHECK_PCR_STATUS

// Dirty fix: Avoid recreation of point cloud mesh every frame
int32 pointsPerAxis = FMath::CeilToInt(FMath::Sqrt(pointCount));
int32 pointsPerAxis = FMath::CeilToInt(FMath::Sqrt(static_cast<float>(pointCount)));
if (pointsPerAxis % 2 == 1) pointsPerAxis++;
pointsPerAxis = GetUpperPowerOfTwo(pointsPerAxis);
auto totalPointCount = pointsPerAxis* pointsPerAxis;
Expand Down Expand Up @@ -202,7 +202,7 @@ void UGPUPointCloudRendererComponent::BuildTriangleStack(TArray<FCustomMeshTrian

// construct equilateral triangle with x, y, z as center and normal facing z
float a = 1.0f; // side lenght
float sqrt3 = FMath::Sqrt(3);
float sqrt3 = FMath::Sqrt(3.0);
float r = sqrt3 / 6 * a; // radius of inscribed circle
//float h_minus_r = a / sqrt3; // from center to tip. height - r
float x = 0;
Expand Down Expand Up @@ -237,4 +237,4 @@ void UGPUPointCloudRendererComponent::UpdateShaderProperties()
mPointCloudMaterial->SetScalarParameterValue("DistanceScaling", mDistanceScaling);
//mPointCloudMaterial->SetScalarParameterValue("DistanceFalloff", mDistanceFalloff);
mPointCloudMaterial->SetScalarParameterValue("ShouldOverrideColor", (int)mShouldOverrideColor);
}
}