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hack: unstructured range scanner

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This commit is contained in:
Paolo Cignoni cignoni 2011-01-21 22:50:10 +00:00
parent 050a57c63a
commit aa686dc314
2 changed files with 35 additions and 5 deletions
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32
src/meshlabplugins/edit_scan/edit_scan.cpp
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@ -101,8 +101,8 @@ bool VirtualScan::StartEdit(MeshDocument& md, GLArea* gla){
widget = new Widget(gla->window());
connect(widget, SIGNAL(laser_parameter_updated()),
this, SLOT(laser_parameter_updated()));
//connect(widget, SIGNAL(scan_requested()),
// this, SLOT(scan_requested()));
connect(widget, SIGNAL(scan_requested()),
this, SLOT(scan_requested()));
connect(widget, SIGNAL(save_requested()),
this, SLOT(save_requested()));
@ -213,6 +213,9 @@ void VirtualScan::Decorate(MeshModel& mm, GLArea* gla){
ScanLine::ScanLine(int N, Point2f& srt, Point2f& end ){
float delta = 1.0 / (N-1);
// qDebug() << "Scanpoint list: ";
#define RANGE
#ifdef LASER
float alpha=0;
for( int i=0; i<N; i++, alpha+=delta ){
Point2f curr = srt*(1-alpha) + end*alpha;
@ -221,10 +224,35 @@ ScanLine::ScanLine(int N, Point2f& srt, Point2f& end ){
Point2i currI( curr[0], curr[1] );
bbox.Add(currI);
}
#endif
#ifdef RANGE
double halfedgel = ((srt-end).Norm()/2.0);
srt[1] = srt[1] - halfedgel;
end[1] = end[1] + halfedgel;
Point2f srt_x=srt, end_x=end;
Point2f srt_y=srt, end_y=end;
srt_x[1]=0; end_x[1]=0;
srt_y[0]=0; end_y[0]=0;
float alpha=0;
for( int i=0; i<N; i++, alpha+=delta ){
float beta = 0;
for( int j=1; j<N; j++, beta+=delta ){
Point2f curr = srt_x*(1-alpha) + end_x*alpha + srt_y*(1-beta) + end_y*beta;
soff.push_back(curr);
// qDebug() << " - " << toString( curr );
Point2i currI( curr[0], curr[1] );
bbox.Add(currI);
}
}
#endif
// Retrieve a block 2 pixel larger from buffer
bbox.Offset(2);
}
void VirtualScan::scanpoints(){
qDebug()<<"scanned!";
// Read the portion of depth buffer we are interested in
float* buffer = new float[ sline.bbox.Area() ];
glReadPixels(sline.bbox.min[0],sline.bbox.min[1],

8
src/meshlabplugins/edit_scan/edit_scan.h
View File

@ -62,8 +62,13 @@ public:
isScanning = false;
}
virtual void keyPressEvent(QKeyEvent *e, MeshModel &/*m*/, GLArea *){
// S is used for interactive line-based scanning
if( e->key() == Qt::Key_S )
isScanning = true;
// D is used for range-like scans
if( e->key() == Qt::Key_D )
scan_requested();
}
//--- Dummy implementation of MeshEditInterfaceFactory, passes control to this MeshEditInterface
@ -80,9 +85,6 @@ public:
virtual MeshEditInterface* getMeshEditInterface(QAction* ){ return this; }
virtual QString getEditToolDescription(QAction *){ return this->Info(); }
private:
//--- Virtual scan functions
void scanPoints();
public slots:
// called repeatedly by the timer
void readytoscan(){ sampleReady = true; }