Commit e04f7da4 by T.J. Corona

### in vtkLine, Assign parametric return values for colinear lines.

parent 4f679659
Pipeline #18705 passed with stage
 ... ... @@ -126,6 +126,25 @@ int vtkLine::Intersection (double a1[3], double a2[3], // Solve the system of equations if ( vtkMath::SolveLinearSystem(A,c,2) == 0 ) { // The lines are colinear. Therefore, one of the four endpoints is the // point of closest approach double minDist = VTK_DOUBLE_MAX; double* p[4] = {a1,a2,b1,b2}; double* l1[4] = {b1,b1,a1,a1}; double* l2[4] = {b2,b2,a2,a2}; double* uv1[4] = {&v,&v,&u,&u}; double* uv2[4] = {&u,&u,&v,&v}; double dist,t; for (unsigned i=0;i<4;i++) { dist = vtkLine::DistanceToLine(p[i],l1[i],l2[i],t); if (dist < minDist) { minDist = dist; *(uv1[i]) = t; *(uv2[i]) = static_cast(i%2); } } return VTK_ON_LINE; } else ... ... @@ -875,4 +894,3 @@ void vtkLine::PrintSelf(ostream& os, vtkIndent indent) { this->Superclass::PrintSelf(os,indent); }
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