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/////////////////////////////////////////////////////////////
// //
// Copyright (c) 2003-2011 by The University of Queensland //
// Earth Systems Science Computational Centre (ESSCC) //
// http://www.uq.edu.au/esscc //
// //
// Primary Business: Brisbane, Queensland, Australia //
// Licensed under the Open Software License version 3.0 //
// http://www.opensource.org/licenses/osl-3.0.php //
// //
/////////////////////////////////////////////////////////////
#include "Geometry/PaddedBlock3D.h"
#include <cstdlib>
/*!
Constructor of CPaddedBlock3d
\param xmin minimum in x-direction
\param xmax maximum in x-direction
\param ymin minimum in y-direction
\param ymax maximum in y-direction
\param zmin minimum in z-direction
\param zmax maximum in z-direction
\param rmin minimum particle radius
\param rmax maximum particle radius
*/
CPaddedBlock3D::CPaddedBlock3D(double xmin,double xmax,double ymin,double ymax,double zmin,double zmax,double rmin,double rmax,double ysplit,double pad,int dir,bool circ_x):CSplitBlock3D(xmin,xmax,ymin,ymax,zmin,zmax,rmin,rmax,ysplit,dir,circ_x)
{
m_pad_size=pad;
}
/*!
Generate a random point within the space of the random part of the block
*/
Vec3 CPaddedBlock3D::getAPoint()
{
double px=0.0;
double py=0.0;
double pz=0.0;
px=m_random(m_xmin+m_rmin,m_xmax-m_rmin);
switch(m_dir){
case 2:
{
py=m_random(m_ymin+m_pad_size-m_rmin,m_ymax-m_pad_size+m_rmin);
pz=m_random(m_zmin+m_rmin,m_zmax-m_rmin);
}
break;
case 3:
{
py=m_random(m_ymin+m_rmin,m_ymax-m_rmin);
pz=m_random(m_zmin+m_pad_size-m_rmin,m_zmax-m_pad_size+m_rmin);
}
break;
}
return Vec3(px,py,pz);
}
/*!
generate regular padding sections
*/
void CPaddedBlock3D::generate_regular_padding()
{
// lower padding area
// limits
int kmin=0;
int kmax=0;
int jmin=0;
int jmax=0;
// x-dir
int imin=int(floor(m_xmin/(m_rmax*2.0)));
int imax=int(ceil((m_xmax+m_rmax)/(m_rmax*2.0)));
switch(m_dir){
case 2:
{
jmin=int(floor(m_zmin/(m_rmax*sqrt(3.0))));
kmin=int(floor(m_ymin/(m_rmax*2.0*sqrt(2.0/3.0))));
jmax=int(ceil(m_zmax/(m_rmax*sqrt(3.0))));
kmax=int(ceil((m_ymin+m_pad_size-m_rmax)/(m_rmax*2.0*sqrt(2.0/3.0))));
}
break;
case 3:
{
jmin=int(floor(m_zmin/(m_rmax*sqrt(3.0))));
kmin=int(floor(m_ymin/(m_rmax*2.0*sqrt(2.0/3.0))));
jmax=int(ceil((m_zmin+m_pad_size-m_rmax)/(m_rmax*sqrt(3.0))));
kmax=int(ceil(m_ymax/(m_rmax*2.0*sqrt(2.0/3.0))));
}
break;
}
// particles
// lower padding area
for(int i=imin;i<=imax;i++){
for(int j=jmin;j<jmax;j++){
for(int k=kmin;k<kmax;k++){
double px=(double(i)+0.5*double(j%2)+0.5*double(k%2))*m_rmax*2.0;
double pz=((double(j)+double(k%2)/3.0)*sqrt(3.0)+1.0)*m_rmax;
double py=(double(k)*2.0*sqrt(2.0/3.0)+1.0)*m_rmax;
SimpleParticle Po=SimpleParticle(Vec3(px,py,pz),m_rmax,getNParts());
bool fit=checkAFit(Po);
if(fit){
insertParticle(Po);
}
}
}
}
// upper padding area
switch(m_dir){
case 2:
{
for(int i=imin;i<=imax;i++){
for(int j=jmin;j<jmax;j++){
for(int k=kmin;k<kmax;k++){
double px=(double(i)+0.5*double(j%2)+0.5*double(k%2))*m_rmax*2.0;
double pz=((double(j)+double(k%2)/3.0)*sqrt(3.0)+1.0)*m_rmax;
double py=(m_ymax-m_ymin)-(double(k)*2.0*sqrt(2.0/3.0)+1.0)*m_rmax;
SimpleParticle Po=SimpleParticle(Vec3(px,py,pz),m_rmax,getNParts());
bool fit=checkAFit(Po);
if(fit){
insertParticle(Po);
}
}
}
}
}
break;
case 3:
{
for(int i=imin;i<=imax;i++){
for(int j=jmin;j<jmax;j++){
for(int k=kmin;k<kmax;k++){
double px=(double(i)+0.5*double(j%2)+0.5*double(k%2))*m_rmax*2.0;
double pz=(m_zmax-m_zmin)-((double(j)+double(k%2)/3.0)*sqrt(3.0)+1.0)*m_rmax;
double py=(double(k)*2.0*sqrt(2.0/3.0)+1.0)*m_rmax;
SimpleParticle Po=SimpleParticle(Vec3(px,py,pz),m_rmax,getNParts());
bool fit=checkAFit(Po);
if(fit){
insertParticle(Po);
}
}
}
}
}
break;
}
}
/*!
Fill the space in the block
\param tries number of times the insertion of a particle is tried
\param seed seed for the random number generator
*/
void CPaddedBlock3D::generate(int tries,unsigned int seed)
{
srand(seed);
generate_regular_padding();
// random block
// limits
int jmin,jmax,kmin,kmax;
int imin=int(floor(m_xmin/(m_rmax*2.0)));
int imax=int(ceil(m_xmax/(m_rmax*2.0)));
switch(m_dir){
case 2:
{
jmin=int(floor(m_zmin/(m_rmax*sqrt(3.0))));
jmax=int(ceil(m_zmax/(m_rmax*sqrt(3.0))));
kmin=int(floor((m_ymin+m_pad_size-m_rmax)/(m_rmax*2.0*sqrt(2.0/3.0))));
kmax=int(ceil((m_ymax-(m_pad_size-m_rmax))/(m_rmax*2.0*sqrt(2.0/3.0))));
}
break;
case 3:
{
jmin=int(floor((m_zmin+m_pad_size-m_rmax)/(m_rmax*sqrt(3.0))));
jmax=int(ceil((m_zmax-(m_pad_size-m_rmax))/(m_rmax*sqrt(3.0))));
kmin=int(floor(m_ymin/(m_rmax*2.0*sqrt(2.0/3.0))));
kmax=int(ceil(m_ymax/(m_rmax*2.0*sqrt(2.0/3.0))));
}
break;
default:
{
// should never get here
jmin=jmax=kmin=kmax=0;
}
}
// particles
for(int i=imin;i<=imax;i++){
for(int j=jmin;j<jmax;j++){
for(int k=kmin;k<kmax;k++){
// calc random radius
double r=m_random(m_rmin,m_rmax);
// get position
double px=(double(i)+0.5*double(j%2)+0.5*double(k%2))*m_rmax*2.0;
double pz=((double(j)+double(k%2)/3.0)*sqrt(3.0))*m_rmax;
double py=(double(k)*2.0*sqrt(2.0/3.0)+1.0)*m_rmax;
SimpleParticle Po=SimpleParticle(Vec3(px,py,pz),r,getNParts());
bool fit=checkAFit(Po);
if(fit){
insertParticle(Po);
}
}
}
}
// fill space
fillSpace(tries);
// get set of interactions
m_snt->getInteractions(m_iset,1.05);
// remove interactions crossing the split
for(set<BasicInteraction,BILess>::iterator iter=m_iset.begin();
iter!=m_iset.end();
iter++){
double p1=0.0;
double p2=0.0;
switch(m_dir){
case 2:
{
p1=m_bpart[iter->first()].getPos().Y();
p2=m_bpart[iter->second()].getPos().Y();
break;
}
case 3:
{
p1=m_bpart[iter->first()].getPos().Z();
p2=m_bpart[iter->second()].getPos().Z();
break;
}
default: break;
}
double d1=m_ysplit-p1;
double d2=m_ysplit-p2;
if(d1*d2<0){ // on different sides
set<BasicInteraction,BILess>::iterator h=iter;
iter++;
m_iset.erase(h);
iter--;
}
}
}
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