stuff-from-scratch/src/rendering/mesh/TriMesh.cpp
2023-01-17 10:13:25 +00:00

46 lines
1,009 B
C++

#include "TriMesh.h"
#include "Edge.h"
#include "TriFace.h"
TriMesh::~TriMesh()
{
}
AbstractMesh::MeshType TriMesh::getType() const
{
return AbstractMesh::MeshType::TRI;
}
std::unique_ptr<AbstractMesh> TriMesh::copy() const
{
VecNodes nodes(mNodes.size());
unsigned count = 0;
for (auto& node : mNodes)
{
nodes[count] = std::make_unique<Node>(node->getPoint());
count++;
}
VecEdges edges(mEdges.size());
count = 0;
for (auto& edge : mEdges)
{
edges[count] = std::make_unique<Edge>(nodes[edge->getNode0Id()].get(), nodes[edge->getNode0Id()].get());
count++;
}
VecFaces faces(mFaces.size());
count = 0;
for (auto& face : mFaces)
{
auto ids = face->getEdgeIds();
faces[count] = std::make_unique<TriFace>(edges[ids[0]].get(), edges[ids[1]].get(), edges[ids[2]].get());
count++;
}
auto mesh = std::make_unique<TriMesh>();
mesh->populate(nodes, edges, faces);
return mesh;
}