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interactive-track-and-trace
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fix LGlyph dt tracking

This commit is contained in:
Djairo Hougee 2024-05-16 12:48:28 +02:00
parent 4e18d957d1
commit f7c4b7883d
3 changed files with 14 additions and 3 deletions
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8
particle-track-and-trace/src/layers/LGlyphLayer.cpp
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@ -139,7 +139,7 @@ void LGlyphLayer::updateData(int t) {
// supersampling
for (int i=0; i < SUPERSAMPLINGRATE; i++) {
std::tie(point[1], point[0]) = advector->advect(t, point[1], point[0], (t-this->lastT)/SUPERSAMPLINGRATE);
std::tie(point[1], point[0]) = advector->advect(t, point[1], point[0], this->dt/SUPERSAMPLINGRATE);
}
// if the particle's location remains unchanged, increase beachedFor number. Else, decrease it and update point position.
@ -153,7 +153,6 @@ void LGlyphLayer::updateData(int t) {
}
}
if (modifiedData) this->points->Modified();
this->lastT = t;
}
void LGlyphLayer::addObservers(vtkSmartPointer<vtkRenderWindowInteractor> interactor) {
@ -162,3 +161,8 @@ void LGlyphLayer::addObservers(vtkSmartPointer<vtkRenderWindowInteractor> intera
interactor->AddObserver(vtkCommand::LeftButtonReleaseEvent, newPointCallBack);
interactor->AddObserver(vtkCommand::MouseMoveEvent, newPointCallBack);
}
void LGlyphLayer::setDt(int dt) {
this->dt = dt;
}

8
particle-track-and-trace/src/layers/LGlyphLayer.h
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@ -17,7 +17,7 @@ private:
vtkSmartPointer<vtkIntArray> particlesBeached;
std::unique_ptr<AdvectionKernel> advector;
std::shared_ptr<UVGrid> uvGrid;
int lastT = 1000;
int dt = 3600;
int beachedAtNumberOfTimes = 20;
public:
@ -39,6 +39,12 @@ public:
vtkSmartPointer<SpawnPointCallback> createSpawnPointCallback();
void addObservers(vtkSmartPointer<vtkRenderWindowInteractor> interactor) override;
/**
* Sets a custom DT value, needed for advect calls to the simulation logic.
*/
void setDt(int dt);
};
#endif

1
particle-track-and-trace/src/main.cpp
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@ -30,6 +30,7 @@ int main() {
auto l = new LGlyphLayer(uvGrid, std::move(kernelRK4BoundaryChecked));
l->spoofPoints();
l->setDt(DT);
unique_ptr<Program> program = make_unique<Program>(DT);
program->addLayer(new BackgroundImage("../../../../data/map_661-661.png"));