godot/thirdparty/thekla_atlas/nvmesh/geometry/Bounds.cpp

55 lines
1.1 KiB
C++

// This code is in the public domain -- Ignacio Castaño <castano@gmail.com>
#include "nvmesh.h" // pch
#include "Bounds.h"
#include "nvmesh/BaseMesh.h"
#include "nvmesh/halfedge/Mesh.h"
#include "nvmesh/halfedge/Vertex.h"
#include "nvmath/Box.inl"
using namespace nv;
Box MeshBounds::box(const BaseMesh * mesh)
{
nvCheck(mesh != NULL);
Box bounds;
bounds.clearBounds();
const uint vertexCount = mesh->vertexCount();
for (uint v = 0; v < vertexCount; v++)
{
const BaseMesh::Vertex & vertex = mesh->vertexAt(v);
bounds.addPointToBounds( vertex.pos );
}
return bounds;
}
Box MeshBounds::box(const HalfEdge::Mesh * mesh)
{
nvCheck(mesh != NULL);
Box bounds;
bounds.clearBounds();
const uint vertexCount = mesh->vertexCount();
for (uint v = 0; v < vertexCount; v++)
{
const HalfEdge::Vertex * vertex = mesh->vertexAt(v);
nvDebugCheck(vertex != NULL);
bounds.addPointToBounds( vertex->pos );
}
return bounds;
}
/*Sphere MeshBounds::sphere(const HalfEdge::Mesh * mesh)
{
// @@ TODO
return Sphere();
}*/