SceneNode bounds calculation

[laserbrain_demo] / src / geom.h

diff --git a/src/geom.h b/src/geom.h
index 24a0b86..f28f878 100644 (file)
--- a/src/geom.h
+++ b/src/geom.h
@@ -76,7 +76,9 @@ public:
        Mat4 xform;
 
        Box();
+       Box(const AABox &aabox, const Mat4 &xform);
        Box(const Vec3 &min, const Vec3 &max);
+       Box(const Vec3 &min, const Vec3 &max, const Mat4 &xform);
        Box(const Vec3 &pos, const Vec3 &vi, const Vec3 &vj, const Vec3 &vk);
        Box(const Vec3 *varr, int vcount);
 
@@ -143,6 +145,9 @@ bool calc_bounding_aabox(AABox *box, const GeomObject **objv, int num);
 //! calculate the bounding axis-aligned box of multiple points, optionally transformed by `xform`
 bool calc_bounding_aabox(AABox *box, const Vec3 *v, int num, const Mat4 &xform = Mat4::identity);
 
+//! calculate the bounding box of any object
+bool calc_bounding_box(Box *box, const GeomObject *obj);
+
 //! calculate the intersection plane of two spheres. false if there is no plane or infinite planes.
 bool intersect_sphere_sphere(Plane *result, const Sphere &a, const Sphere &b);
 //! calculate the intersection line of two planes. returns false if planes are exactly parallel.