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Implementing intersection and union operators for BoundingBox.

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This commit is contained in:
Patrick Shriwise 2019-07-18 13:15:26 -05:00
parent 07c9083446
commit 81bf0a67da
3 changed files with 30 additions and 19 deletions
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34
include/openmc/surface.h
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@ -50,26 +50,38 @@ struct BoundingBox
double zmin = -INFTY;
double zmax = INFTY;
// in-place update to include another bounding box
inline void update(const BoundingBox& other) {
xmin = std::min(xmin, other.xmin);
xmax = std::max(xmax, other.xmax);
ymin = std::min(ymin, other.ymin);
ymax = std::max(ymax, other.ymax);
zmin = std::min(zmin, other.zmin);
zmax = std::max(zmax, other.zmax);
};
// in-place intersection with another bounding box
inline void intersect(const BoundingBox& other) {
inline BoundingBox operator &(const BoundingBox& other) {
BoundingBox result = *this;
return result &= other;
}
inline BoundingBox operator |(const BoundingBox& other) {
BoundingBox result = *this;
return result |= other;
}
// intersect operator
inline BoundingBox& operator &=(const BoundingBox& other) {
xmin = std::max(xmin, other.xmin);
xmax = std::min(xmax, other.xmax);
ymin = std::max(ymin, other.ymin);
ymax = std::min(ymax, other.ymax);
zmin = std::max(zmin, other.zmin);
zmax = std::min(zmax, other.zmax);
return *this;
}
// union operator
inline BoundingBox& operator |=(const BoundingBox& other) {
xmin = std::min(xmin, other.xmin);
xmax = std::max(xmax, other.xmax);
ymin = std::min(ymin, other.ymin);
ymax = std::max(ymax, other.ymax);
zmin = std::min(zmin, other.zmin);
zmax = std::max(zmax, other.zmax);
return *this;
}
};