Commit 675e4e57 authored by Vladimír Ulman's avatar Vladimír Ulman
Browse files

ADD: ActiveMesh::UpdateMeshBBox().

parent df55cba4

src/TriangleMesh.cpp

+32 −0
Original line number Original line Diff line number Diff line
@@ -1357,6 +1357,38 @@ void ActiveMesh::RenderOneTimeTexture(const i3d::Image3d<i3d::GRAY16>& mask, 
}

}









void ActiveMesh::UpdateMeshBBox(Vector3F& min,Vector3F& max)

{

	//first, for the cell body

	for (unsigned int i=0; i < Pos.size(); ++i)

	{

		min.x=std::min(min.x,Pos[i].x);

		min.y=std::min(min.y,Pos[i].y);

		min.z=std::min(min.z,Pos[i].z);



		max.x=std::max(max.x,Pos[i].x);

		max.y=std::max(max.y,Pos[i].y);

		max.z=std::max(max.z,Pos[i].z);

	}



	//second, for all filopodia

	for (size_t f=0; f < Ftree.size(); ++f)

	{

		const mesh_t& filoMesh=Ftree[f];

		for (unsigned int i=0; i < filoMesh.Pos.size(); ++i)

		{

			min.x=std::min(min.x,filoMesh.Pos[i].x);

			min.y=std::min(min.y,filoMesh.Pos[i].y);

			min.z=std::min(min.z,filoMesh.Pos[i].z);



			max.x=std::max(max.x,filoMesh.Pos[i].x);

			max.y=std::max(max.y,filoMesh.Pos[i].y);

			max.z=std::max(max.z,filoMesh.Pos[i].z);

		}

	}

}





void ActiveMesh::CenterMesh(const float safeConstant)

void ActiveMesh::CenterMesh(const float safeConstant)

{

{

	//calc geom. centre,

	//calc geom. centre,

src/TriangleMesh.h

+11 −0
Original line number Original line Diff line number Diff line
@@ -146,6 +146,17 @@ class ActiveMesh 
	///if needed, it shifts all mesh coordinates by the \e shift vector

	///if needed, it shifts all mesh coordinates by the \e shift vector

	void TranslateMesh(const Vector3F& shift);

	void TranslateMesh(const Vector3F& shift);





	/**

	 * scans all mesh coordinates and checks if some falls

	 * outside the \e min <-> \e max interval, and updates

	 * (increases) the interval in the respective coordinate axis.

	 *

	 * NB: If you initiate \e min and \e max with, for instance,

	 * mesh body centre, this update will give you current bounding

	 * box of the mesh.

	 */

	void UpdateMeshBBox(Vector3F& min,Vector3F& max);



	/**

	/**

	 * sets the optimal size and translation vectors (defined below),

	 * sets the optimal size and translation vectors (defined below),

	 * it does not alter the mesh

	 * it does not alter the mesh