2010-09-30 23:37:46 +00:00

142 lines
4.8 KiB
C++

/****************************************************************************
* MeshLab o o *
* A versatile mesh processing toolbox o o *
* _ O _ *
* Copyright(C) 2005 \/)\/ *
* Visual Computing Lab /\/| *
* ISTI - Italian National Research Council | *
* \ *
* All rights reserved. *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
* for more details. *
* *
****************************************************************************/
/****************************************************************************
History
$Log: meshedit.cpp,v $
****************************************************************************/
#include <QtGui>
#include <math.h>
#include <stdlib.h>
#include <meshlab/glarea.h>
#include "sampleedit.h"
#include <wrap/gl/pick.h>
#include<vcg/complex/trimesh/append.h>
using namespace std;
using namespace vcg;
SampleEditPlugin::SampleEditPlugin() {
qFont.setFamily("Helvetica");
qFont.setPixelSize(12);
}
const QString SampleEditPlugin::Info()
{
return tr("Return detailed info about a picked face of the model.");
}
void SampleEditPlugin::mouseReleaseEvent(QMouseEvent * event, MeshModel &/*m*/, GLArea * gla)
{
gla->update();
cur=event->pos();
haveToPick=true;
}
void SampleEditPlugin::Decorate(MeshModel &m, GLArea * gla, QPainter *p)
{
if(haveToPick)
{
glPushMatrix();
glMultMatrix(m.cm.Tr);
vector<CMeshO::FacePointer> NewSel;
GLPickTri<CMeshO>::PickFace(cur.x(), gla->height() - cur.y(), m.cm, NewSel);
if(NewSel.size()>0)
curFacePtr=NewSel.front();
haveToPick=false;
glPopMatrix();
}
if(curFacePtr)
{
glPushMatrix();
glMultMatrix(m.cm.Tr);
glPushAttrib(GL_ENABLE_BIT | GL_CURRENT_BIT | GL_LINE_BIT | GL_DEPTH_BUFFER_BIT);
glLineWidth(2.0f);
glDepthFunc(GL_ALWAYS);
glDisable(GL_DEPTH_TEST);
glDepthMask(GL_FALSE);
glDisable(GL_LIGHTING);
glColor(Color4b::DarkRed);
glBegin(GL_LINE_LOOP);
glVertex(curFacePtr->P(0));
glVertex(curFacePtr->P(1));
glVertex(curFacePtr->P(2));
glEnd();
glDepthMask(GL_TRUE);
glEnable(GL_DEPTH_TEST);
glDepthFunc(GL_LESS);
glColor(Color4b::Red);
glBegin(GL_LINE_LOOP);
glVertex(curFacePtr->P(0));
glVertex(curFacePtr->P(1));
glVertex(curFacePtr->P(2));
glEnd();
drawFace(curFacePtr,m,gla,p);
glPopAttrib();
glPopMatrix();
}
}
void SampleEditPlugin::drawFace(CMeshO::FacePointer fp, MeshModel &m, GLArea *gla, QPainter *p)
{
glDepthMask(GL_FALSE);
glDisable(GL_DEPTH_TEST);
p->endNativePainting();
p->save();
p->setRenderHint(QPainter::TextAntialiasing);
p->setPen(Qt::white);
QFont qFont;
qFont.setStyleStrategy(QFont::NoAntialias);
qFont.setFamily("Helvetica");
qFont.setPixelSize(12);
p->setFont(qFont);
QString buf;
buf+=QString("f%1\n (%3 %4 %5)").arg(tri::Index(m.cm,fp)).arg(tri::Index(m.cm,fp->V(0))).arg(tri::Index(m.cm,fp->V(1))).arg(tri::Index(m.cm,fp->V(2)));
Point3f c=Barycenter(*fp);
for(int i=0;i<3;++i)
{
buf+=QString("\nv%1:%2 (%3 %4 %5)").arg(i).arg(fp->V(i) - &m.cm.vert[0]).arg(fp->P(i)[0]).arg(fp->P(i)[1]).arg(fp->P(i)[2]);
if( m.hasDataMask(MeshModel::MM_VERTQUALITY) )
buf+=QString(" - Q(%1)").arg(fp->V(i)->Q());
if( m.hasDataMask(MeshModel::MM_WEDGTEXCOORD) )
buf+=QString("- uv(%1 %2) id:%3").arg(fp->WT(i).U()).arg(fp->WT(i).V()).arg(fp->WT(i).N());
}
p->drawText(QRect(0,0,gla->width(),gla->height()), Qt::AlignLeft | Qt::TextWordWrap, buf);
p->restore();
p->beginNativePainting();
}
bool SampleEditPlugin::StartEdit(MeshModel &/*m*/, GLArea *gla )
{
curFacePtr=0;
gla->setCursor(QCursor(QPixmap(":/images/cur_info.png"),1,1));
return true;
}