This commit is contained in:
CookieKastanie 2022-03-02 14:07:13 +01:00
parent a6067ce949
commit 13a582b20b
2 changed files with 34 additions and 5 deletions

View File

@ -4,11 +4,14 @@
#include "external_points_filter.h"
#include "mesh_fit_filter.h"
#include "point_tris_dist.h"
#include <vtkCellData.h>
#include <vtkUnstructuredGrid.h>
#include <vtkUnstructuredGridReader.h>
#include <vtkUnstructuredGridWriter.h>
#include <vtkPolyData.h>
#include <vtkCellArrayIterator.h>
#ifdef USE_VIEWER
#include <vtkNamedColors.h>
@ -103,6 +106,32 @@ int main(int argc, char **argv) {
writer->Write();
vtkNew<vtkPoints> points;
points->InsertPoint(0, 0., 0., 0.);
points->InsertPoint(1, 1., 0., 0.);
points->InsertPoint(2, 1., 1., 0.);
vtkNew<vtkCellArray> strips;
strips->InsertNextCell(3);
strips->InsertCellPoint(0);
strips->InsertCellPoint(1);
strips->InsertCellPoint(2);
vtkNew<vtkPolyData> profile;
profile->SetPoints(points);
profile->SetStrips(strips);
vtkTriangle *cell = vtkTriangle::SafeDownCast(profile->GetCell(0));
double direction[3] = {0, 0, 0};
double point[3] = {0, 1, 0};
double d = pointTriangleDistance(point, cell, direction);
//double d = 5;
std::cout << "[" << point[0] << ", " << point[1] << ", " << point[2] << "] (" << d << ")"
<< "[" << direction[0] << ", " << direction[1] << ", " << direction[2] << "]\n";
#ifdef USE_VIEWER
/* Volume rendering properties */
vtkNew<vtkOpenGLProjectedTetrahedraMapper> volumeMapper;

View File

@ -31,8 +31,8 @@ double pointSegmentDistance(double *p, double *a, double *b, double* normal) {
double pointTriangleDistance(double *p, vtkTriangle *triangle, double *normal) {
double a[3]; triangle->GetPoints()->GetPoint(0, a);
double b[3]; triangle->GetPoints()->GetPoint(0, b);
double c[3]; triangle->GetPoints()->GetPoint(0, c);
double b[3]; triangle->GetPoints()->GetPoint(1, b);
double c[3]; triangle->GetPoints()->GetPoint(2, c);
double ab[3]; vtkMath::Subtract(b, a, ab);
double bc[3]; vtkMath::Subtract(c, b, bc);
@ -73,9 +73,9 @@ double pointTriangleDistance(double *p, vtkTriangle *triangle, double *normal) {
};
normal[0] = np[0];
normal[1] = np[1];
normal[2] = np[2];
normal[0] = nt[0];
normal[1] = nt[1];
normal[2] = nt[2];
vtkMath::Normalize(normal);
return vtkMath::Norm(nt);