Files
rdkit/Code/Geometry/testGrid.cpp
2007-01-30 05:20:23 +00:00

102 lines
3.4 KiB
C++

// $Id$
//
// Copyright (C) 2005-2006 Rational Discovery LLC
//
// @@ All Rights Reserved @@
//
#include "UniformGrid3D.h"
#include <DataStructs/DiscreteValueVect.h>
#include "point.h"
#include <RDGeneral/Invariant.h>
#include <RDGeneral/utils.h>
#include "GridUtils.h"
using namespace RDGeom;
using namespace RDKit;
void testUniformGrid1() {
UniformGrid3D grd(6.0, 5.0, 4.0);
CHECK_INVARIANT(grd.getSize() == 960, "");
CHECK_INVARIANT(RDKit::feq(grd.getSpacing(), .5), "");
CHECK_INVARIANT(grd.getNumX()==12, "");
CHECK_INVARIANT(grd.getNumY()==10, "");
CHECK_INVARIANT(grd.getNumZ()==8, "");
grd.setSphereOccupancy(Point3D(0.0, 0.0, 0.0), 1.5, 0.25);
CHECK_INVARIANT(grd.getOccupancyVect()->getTotalVal() == 523, "" );
//writeGridToFile(grd, "junk.grd");
}
void testUniformGrid2() {
// test tanimoto distance
UniformGrid3D grd(10.0, 10.0, 10.0);
grd.setSphereOccupancy(Point3D(-2.0, -2.0, 0.0), 1.5, 0.25);
grd.setSphereOccupancy(Point3D(-2.0, 2.0, 0.0), 1.5, 0.25);
grd.setSphereOccupancy(Point3D(2.0, -2.0, 0.0), 1.5, 0.25);
grd.setSphereOccupancy(Point3D(2.0, 2.0, 0.0), 1.5, 0.25);
writeGridToFile(grd, "junk.grd");
double dist = tanimotoDistance(grd, grd);
CHECK_INVARIANT(RDKit::feq(dist, 0.0), "");
UniformGrid3D grd2(10.0, 10.0, 10.0);
grd2.setSphereOccupancy(Point3D(-2.0, -2.0, 0.0), 1.5, 0.25);
grd2.setSphereOccupancy(Point3D(-2.0, 2.0, 0.0), 1.5, 0.25);
grd2.setSphereOccupancy(Point3D(2.0, -2.0, 0.0), 1.5, 0.25);
dist = tanimotoDistance(grd, grd2);
CHECK_INVARIANT(RDKit::feq(dist, 0.25), "");
dist = protrudeDistance(grd, grd2);
CHECK_INVARIANT(RDKit::feq(dist, 0.25), "");
dist = protrudeDistance(grd2, grd);
CHECK_INVARIANT(RDKit::feq(dist, 0.3333), "");
UniformGrid3D grd3(10.0, 10.0, 10.0);
grd3.setSphereOccupancy(Point3D(-2.0, -2.0, 0.0), 1.5, 0.25);
grd3.setSphereOccupancy(Point3D(-2.0, 2.0, 0.0), 1.5, 0.25);
dist = tanimotoDistance(grd, grd3);
CHECK_INVARIANT(RDKit::feq(dist, 0.5), "");
dist = protrudeDistance(grd, grd3);
CHECK_INVARIANT(RDKit::feq(dist, 0.5), "");
dist = protrudeDistance(grd3, grd);
CHECK_INVARIANT(RDKit::feq(dist, 1.00), "");
UniformGrid3D grd4(10.0, 10.0, 10.0);
grd4.setSphereOccupancy(Point3D(2.0, 2.0, 0.0), 1.5, 0.25);
grd4.setSphereOccupancy(Point3D(2.0, -2.0, 0.0), 1.5, 0.25);
dist = tanimotoDistance(grd3, grd4);
CHECK_INVARIANT(RDKit::feq(dist, 1.0), "");
}
void testUniformGridPickling() {
// test tanimoto distance
UniformGrid3D grd(10.0, 10.0, 10.0);
grd.setSphereOccupancy(Point3D(-2.0, -2.0, 0.0), 1.5, 0.25);
grd.setSphereOccupancy(Point3D(-2.0, 2.0, 0.0), 1.5, 0.25);
grd.setSphereOccupancy(Point3D(2.0, -2.0, 0.0), 1.5, 0.25);
grd.setSphereOccupancy(Point3D(2.0, 2.0, 0.0), 1.5, 0.25);
UniformGrid3D grd2(grd.toString());
double dist = tanimotoDistance(grd, grd2);
CHECK_INVARIANT(RDKit::feq(dist, 0.0), "");
}
int main() {
std::cout << "***********************************************************\n";
std::cout << "Testing Grid\n";
std::cout << "\t---------------------------------\n";
std::cout << "\t testUniformGrid1 \n\n";
testUniformGrid1();
std::cout << "\t---------------------------------\n";
std::cout << "\t testUniformGrid2 \n\n";
testUniformGrid2();
std::cout << "\t---------------------------------\n";
std::cout << "\t testUniformGridPickling \n\n";
testUniformGridPickling();
return 0;
}