void BccWorld::reduceGroup(unsigned igroup)
{
const float oldCurveLength = groupCurveLength(m_cluster->group(igroup));
const unsigned oldNCurves = m_cluster->group(igroup)->numGeometries();
GeometryArray * reduced = 0;
int i=0;
for(;i<20;i++) {
GeometryArray * ir = m_reducer->compute(m_cluster->group(igroup), FitBccMeshBuilder::EstimatedGroupSize);
if(ir) {
reduced = ir;
m_cluster->setGroupGeometry(igroup, reduced);
}
else break;
}
if(!reduced) {
std::cout<<" insufficient condition for curve reduction, skipped.\n";
return;
}
m_totalCurveLength -= oldCurveLength;
m_totalCurveLength += groupCurveLength(reduced);
m_numCurves -= oldNCurves;
m_numCurves += reduced->numGeometries();
rebuildGroupTetrahedronMesh(igroup, reduced);
}
bool BccInterface::loadPatchGeometry(BccWorld * world, const std::string & filename)
{
const std::string oldFilename = FileName;
FileName = filename;
GeometryArray * trigeo = new GeometryArray;
bool res = ReadTriangleData(trigeo);
if(res) {
const unsigned n = trigeo->numGeometries();
std::cout<<"\n bcc interface loading "<<n<<" triangle mesh geometries as patch ";
m_patchMesh = (ATriangleMesh *)trigeo->geometry(0);
unsigned i=0;
for(;i<n;i++) {
std::vector<AOrientedBox> patchBoxes;
if(separate((ATriangleMesh *)trigeo->geometry(i),
patchBoxes)) {
world->addPatchBoxes(patchBoxes);
patchBoxes.clear();
}
}
}
else {
std::cout<<"\n hes file contains no triangle mesh geometry. ";
}
FileName = oldFilename;
return res;
}
bool AdeniumInterface::readTriangleMeshFromFile(AdeniumWorld * world)
{
if(BaseFile::InvalidFilename(FileName))
return false;
if(!BaseFile::FileExists(FileName)) {
FileName = "unknown";
return false;
}
HesperisFile hes;
hes.setReadComponent(HesperisFile::RTri);
if(!hes.open(FileName)) return false;
hes.close();
GeometryArray triangleMeshes;
hes.extractTriangleMeshes(&triangleMeshes);
if(triangleMeshes.numGeometries() < 1) return false;
std::cout<<" n tri mesh "<<triangleMeshes.numGeometries();
world->addTriangleSystem(new BvhTriangleSystem((ATriangleMesh *)triangleMeshes.geometry(0)));
return true;
}
bool BccInterface::loadTriangleGeometry(BccWorld * world, const std::string & filename)
{
const std::string oldFilename = FileName;
FileName = filename;
GeometryArray * trigeo = new GeometryArray;
bool res = ReadTriangleData(trigeo);
if(res) {
const unsigned n = trigeo->numGeometries();
std::cout<<"\n bcc interface loading "<<n<<" triangle mesh geometries. ";
world->setTiangleGeometry(trigeo);
}
else {
std::cout<<"\n hes file contains no triangle mesh geometry. ";
}
FileName = oldFilename;
return res;
}
bool BccInterface::loadCurveGeometry(BccWorld * world, const std::string & filename)
{
const std::string oldFilename = FileName;
FileName = filename;
GeometryArray curvegeo;
bool res = ReadCurveData(&curvegeo);
if(res) {
const unsigned n = curvegeo.numGeometries();
std::cout<<"\n bcc interface loading "<<n<<" curve geometries. ";
unsigned i=0;
for(;i<n;i++)
world->addCurveGroup((CurveGroup *)curvegeo.geometry(i));
}
else {
std::cout<<"\n hes file contains no curve geometry. ";
}
FileName = oldFilename;
return res;
}
