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implement trimming of a mesh with a plane

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This commit is contained in:
wmayer
2019-09-14 17:05:20 +02:00
parent b48e8b0f0d
commit 79a722830d
8 changed files with 296 additions and 44 deletions
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18
src/Mod/Mesh/App/Mesh.cpp
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@@ -50,6 +50,7 @@
#include "Core/SetOperations.h"
#include "Core/Triangulation.h"
#include "Core/Trim.h"
#include "Core/TrimByPlane.h"
#include "Core/Visitor.h"
#include "Core/Decimation.h"
@@ -60,7 +61,7 @@ using namespace Mesh;
float MeshObject::Epsilon = 1.0e-5f;
TYPESYSTEM_SOURCE(Mesh::MeshObject, Data::ComplexGeoData);
TYPESYSTEM_SOURCE(Mesh::MeshObject, Data::ComplexGeoData)
MeshObject::MeshObject()
{
@@ -1053,6 +1054,21 @@ void MeshObject::trim(const Base::Polygon2d& polygon2d,
this->_kernel.AddFacets(triangle);
}
void MeshObject::trim(const Base::Vector3f& base, const Base::Vector3f& normal)
{
MeshCore::MeshTrimByPlane trim(this->_kernel);
std::vector<unsigned long> trimFacets, removeFacets;
std::vector<MeshCore::MeshGeomFacet> triangle;
MeshCore::MeshFacetGrid meshGrid(this->_kernel);
trim.CheckFacets(meshGrid, base, normal, trimFacets, removeFacets);
trim.TrimFacets(trimFacets, base, normal, triangle);
if (!removeFacets.empty())
this->deleteFacets(removeFacets);
if (!triangle.empty())
this->_kernel.AddFacets(triangle);
}
MeshObject* MeshObject::unite(const MeshObject& mesh) const
{
MeshCore::MeshKernel result;