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// $Id: testG4Cons1.cc,v 1.8 2007/04/23 13:58:39 grichine Exp $
// GEANT4 tag $Name: geant4-09-04-ref-00 $
//

// testG4Cons
//
//  Test file for class G4Cons [NOT thorough]
//
//             Ensure asserts are compiled in

#include <assert.h>
#include <cmath>
#include "G4ios.hh"
#include "globals.hh"
#include "geomdefs.hh"

#include "ApproxEqual.hh"

#include "G4ThreeVector.hh"
#include "G4Cons.hh"
#include "G4RotationMatrix.hh"
#include "G4AffineTransform.hh"
#include "G4VoxelLimits.hh"

G4bool testG4Cons()
{
    G4ThreeVector pzero(0,0,0);

    G4ThreeVector pbigx(100,0,0),pbigy(0,100,0),pbigz(0,0,100);
    G4ThreeVector pbigmx(-100,0,0),pbigmy(0,-100,0),pbigmz(0,0,-100);

    G4ThreeVector ponxside(50,0,0);

    G4ThreeVector vx(1,0,0),vy(0,1,0),vz(0,0,1);
    G4ThreeVector vmx(-1,0,0),vmy(0,-1,0),vmz(0,0,-1);
    G4ThreeVector vxy(1/std::sqrt(2.0),1/std::sqrt(2.0),0);
    G4ThreeVector vmxy(-1/std::sqrt(2.0),1/std::sqrt(2.0),0);
    G4ThreeVector vmxmy(-1/std::sqrt(2.0),-1/std::sqrt(2.0),0);
    G4ThreeVector vxmy(1/std::sqrt(2.0),-1/std::sqrt(2.0),0);

    G4double Dist;
    G4ThreeVector *pNorm,norm;
    G4bool *pgoodNorm,goodNorm,calcNorm=true;

    pNorm=&norm;
    pgoodNorm=&goodNorm;

    G4Cons  t1("Solid TubeLike #1",0,50,0,50,50,0,360);
    G4Cons  test10("test10",20.0, 80.0, 60.0, 140.0, 100.0, 
                           0.17453292519943, 5.235987755983);

    G4Cons  test10a( "aCone", 2*cm, 6*cm, 8*cm, 14*cm, 10*cm, 10*deg, 300*deg );   



// Check name
    assert(t1.GetName()=="Solid TubeLike #1");

// Check Inside
    assert(t1.Inside(pzero)==kInside);
    assert(t1.Inside(pbigx)==kOutside);

// Check Surface Normal
    G4ThreeVector normal;

    normal=t1.SurfaceNormal(ponxside);
    assert(ApproxEqual(normal,vx));

// DistanceToOut(P)
    Dist=t1.DistanceToOut(pzero);
    assert(ApproxEqual(Dist,50));

// DistanceToOut(P,V)
    Dist=t1.DistanceToOut(pzero,vx,calcNorm,pgoodNorm,pNorm);
    assert(ApproxEqual(Dist,50)&&ApproxEqual(pNorm->unit(),vx)&&*pgoodNorm);
    Dist=t1.DistanceToOut(pzero,vmx,calcNorm,pgoodNorm,pNorm);
    assert(ApproxEqual(Dist,50)&&ApproxEqual(pNorm->unit(),vmx)&&*pgoodNorm);
    Dist=t1.DistanceToOut(pzero,vy,calcNorm,pgoodNorm,pNorm);
    assert(ApproxEqual(Dist,50)&&ApproxEqual(pNorm->unit(),vy)&&*pgoodNorm);
    Dist=t1.DistanceToOut(pzero,vmy,calcNorm,pgoodNorm,pNorm);
    assert(ApproxEqual(Dist,50)&&ApproxEqual(pNorm->unit(),vmy)&&*pgoodNorm);
    Dist=t1.DistanceToOut(pzero,vz,calcNorm,pgoodNorm,pNorm);
    assert(ApproxEqual(Dist,50)&&ApproxEqual(pNorm->unit(),vz)&&*pgoodNorm);
    Dist=t1.DistanceToOut(pzero,vmz,calcNorm,pgoodNorm,pNorm);
    assert(ApproxEqual(Dist,50)&&ApproxEqual(pNorm->unit(),vmz)&&*pgoodNorm);
    Dist=t1.DistanceToOut(pzero,vxy,calcNorm,pgoodNorm,pNorm);
    assert(ApproxEqual(Dist,50)&&ApproxEqual(pNorm->unit(),vxy)&&*pgoodNorm);


//DistanceToIn(P)
    Dist=t1.DistanceToIn(pbigx);
    assert(ApproxEqual(Dist,50));
    Dist=t1.DistanceToIn(pbigmx);
    assert(ApproxEqual(Dist,50));
    Dist=t1.DistanceToIn(pbigy);
    assert(ApproxEqual(Dist,50));
    Dist=t1.DistanceToIn(pbigmy);
    assert(ApproxEqual(Dist,50));
    Dist=t1.DistanceToIn(pbigz);
    assert(ApproxEqual(Dist,50));
    Dist=t1.DistanceToIn(pbigmz);
    assert(ApproxEqual(Dist,50));

// DistanceToIn(P,V)
    Dist=t1.DistanceToIn(pbigx,vmx);
    assert(ApproxEqual(Dist,50));
    Dist=t1.DistanceToIn(pbigmx,vx);
    assert(ApproxEqual(Dist,50));
    Dist=t1.DistanceToIn(pbigy,vmy);
    assert(ApproxEqual(Dist,50));
    Dist=t1.DistanceToIn(pbigmy,vy);
    assert(ApproxEqual(Dist,50));
    Dist=t1.DistanceToIn(pbigz,vmz);
    assert(ApproxEqual(Dist,50));
    Dist=t1.DistanceToIn(pbigmz,vz);
    assert(ApproxEqual(Dist,50));
    Dist=t1.DistanceToIn(pbigx,vxy);
    assert(ApproxEqual(Dist,kInfinity));

    Dist=test10.DistanceToIn(G4ThreeVector(19.218716967888,5.5354239324172,-100.0),
		G4ThreeVector(-0.25644483536346,-0.073799216676426,0.96373737191901));
    G4cout<<"test10::DistToIn ="<<Dist<<G4endl;
    Dist=test10.DistanceToOut(G4ThreeVector(19.218716967888,5.5354239324172,-100.0),
		G4ThreeVector(-0.25644483536346,-0.073799216676426,0.96373737191901),
                             calcNorm,pgoodNorm,pNorm);
    G4cout<<"test10::DistToOut ="<<Dist<<G4endl;







// CalculateExtent
    G4VoxelLimits limit;		// Unlimited
    G4RotationMatrix noRot;
    G4AffineTransform origin;
    G4double min,max;
    assert(t1.CalculateExtent(kXAxis,limit,origin,min,max));
    assert(min<=-50&&max>=50);
    assert(t1.CalculateExtent(kYAxis,limit,origin,min,max));
    assert(min<=-50&&max>=50);
    assert(t1.CalculateExtent(kZAxis,limit,origin,min,max));
    assert(min<=-50&&max>=50);
    
    G4ThreeVector pmxmymz(-100,-110,-120);
    G4AffineTransform tPosOnly(pmxmymz);
    assert(t1.CalculateExtent(kXAxis,limit,tPosOnly,min,max));
    assert(min<=-150&&max>=-50);
    assert(t1.CalculateExtent(kYAxis,limit,tPosOnly,min,max));
    assert(min<=-160&&max>=-60);
    assert(t1.CalculateExtent(kZAxis,limit,tPosOnly,min,max));
    assert(min<=-170&&max>=-70);

    G4RotationMatrix r90Z;
    r90Z.rotateZ(halfpi);
    G4AffineTransform tRotZ(r90Z,pzero);
    assert(t1.CalculateExtent(kXAxis,limit,tRotZ,min,max));
    assert(min<=-50&&max>=50);
    assert(t1.CalculateExtent(kYAxis,limit,tRotZ,min,max));
    assert(min<=-50&&max>=50);
    assert(t1.CalculateExtent(kZAxis,limit,tRotZ,min,max));
    assert(min<=-50&&max>=50);

// Check that clipped away
    G4VoxelLimits xClip;
    xClip.AddLimit(kXAxis,-100,-60);
    assert(!t1.CalculateExtent(kXAxis,xClip,origin,min,max));

// Assert clipped to volume
    G4VoxelLimits allClip;
    allClip.AddLimit(kXAxis,-5,+5);
    allClip.AddLimit(kYAxis,-5,+5);
    allClip.AddLimit(kZAxis,-5,+5);
    G4RotationMatrix genRot;
    genRot.rotateX(pi/6);
    genRot.rotateY(pi/6);
    genRot.rotateZ(pi/6);
    G4AffineTransform tGen(genRot,vx);
    assert(t1.CalculateExtent(kXAxis,allClip,tGen,min,max));
    assert(min<=-5&&max>=5);
    assert(t1.CalculateExtent(kYAxis,allClip,tGen,min,max));
    assert(min<=-5&&max>=5);
    assert(t1.CalculateExtent(kZAxis,allClip,tGen,min,max));
    assert(min<=-5&&max>=5);


// Test z clipping ok
    for (G4double zTest=-100;zTest<100;zTest+=9)
	{
	    G4VoxelLimits zTestClip;
	    zTestClip.AddLimit(kZAxis,-kInfinity,zTest);
	    if (zTest<-50)
		{
		    assert(!t1.CalculateExtent(kZAxis,zTestClip,origin,min,max));
		}
	    else
		{
		    assert(t1.CalculateExtent(kZAxis,zTestClip,origin,min,max));
		    G4double testMin=-50;
		    G4double testMax=(zTest<50) ? zTest : 50;
		    assert (ApproxEqual(min,testMin)
			    &&ApproxEqual(max,testMax));
		}
	}

// Test y clipping ok
    for (G4double xTest=-100;xTest<100;xTest+=9)
	{
	    G4VoxelLimits xTestClip;
	    xTestClip.AddLimit(kXAxis,-kInfinity,xTest);
	    if (xTest<-50)
		{
		    assert(!t1.CalculateExtent(kYAxis,xTestClip,origin,min,max));
		}
	    else
		{
		   assert(t1.CalculateExtent(kYAxis,xTestClip,origin,min,max));
// Calc max y coordinate
		   G4double testMax=(xTest<0) ? std::sqrt(50*50-xTest*xTest) : 50;
		   assert (ApproxEqual(min,-testMax)
			   &&ApproxEqual(max,testMax));
		}
	}

// Test x clipping ok
    for (G4double yTest=-100;yTest<100;yTest+=9)
	{
	    G4VoxelLimits yTestClip;
	    yTestClip.AddLimit(kYAxis,-kInfinity,yTest);
	    if (yTest<-50)
		{
		    assert(!t1.CalculateExtent(kXAxis,yTestClip,origin,min,max));
		}
	    else
		{
		   assert(t1.CalculateExtent(kXAxis,yTestClip,origin,min,max));
// Calc max y coordinate
		   G4double testMax=(yTest<0) ? std::sqrt(50*50-yTest*yTest) : 50;
		   assert (ApproxEqual(min,-testMax)
			   &&ApproxEqual(max,testMax));
		}
	}


    return true;
}

int main()
{
#ifdef NDEBUG
    G4Exception("FAIL: *** Assertions must be compiled in! ***");
#endif
    assert(testG4Cons());
    G4cout<<"testG4Cons1 was OK"<<G4endl ;
    return 0;
}