move bounding box helper functions to linalg. put bbox code in export_png

1 files changed, 13 insertions, 0 deletions

diff --git a/src/linalg.h b/src/linalg.h
index 48960b7..129ed3f 100644
--- a/src/linalg.h
+++ b/src/linalg.h
@@ -23,6 +23,19 @@ bool matrix_contains_nan( const Transform3d &m );
 
 BoundingBox operator*(const Transform3d &m, const BoundingBox &box);
 
+Vector3d getBoundingCenter(BoundingBox bbox)
+{
+  Vector3d center = (bbox.min() + bbox.max()) / 2;
+  return center; // Vector3d(0,0,0);
+}
+
+double getBoundingRadius(BoundingBox bbox)
+{
+  double radius = (bbox.max() - bbox.min()).norm() / 2;
+  return radius; // 0;
+}
+
+
 class Color4f : public Eigen::Vector4f
 {
 public: