mirror of
https://github.com/lucaspalomodevelop/meshlab.git
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132 lines
4.4 KiB
C++
132 lines
4.4 KiB
C++
/****************************************************************************
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* MeshLab o o *
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* A versatile mesh processing toolbox o o *
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* _ O _ *
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* Copyright(C) 2005 \/)\/ *
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* Visual Computing Lab /\/| *
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* ISTI - Italian National Research Council | *
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* \ *
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* All rights reserved. *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
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* for more details. *
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* *
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****************************************************************************/
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/****************************************************************************
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History
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sampledecorate.cpp,v
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Revision 1.1 2007/12/13 00:33:55 cignoni
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New small samples
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****************************************************************************/
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#include <QtGui>
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#include <math.h>
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#include <limits>
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#include <stdlib.h>
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#include "sampledecorate.h"
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#include <QGLWidget>
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#include <wrap/gl/addons.h>
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using namespace vcg;
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const QString SampleMeshDecoratePlugin::Info(QAction *action)
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{
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switch(ID(action))
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{
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case DP_SHOW_CUBEMAPPED_ENV : return tr("Draws a cube mapped background");
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}
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assert(0);
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return QString();
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}
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const PluginInfo &SampleMeshDecoratePlugin::Info()
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{
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static PluginInfo ai;
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ai.Date=tr("Dec 2007");
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ai.Author=tr("Paolo Cignoni");
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ai.Version=tr("1.0");
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return ai;
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}
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void SampleMeshDecoratePlugin::initGlobalParameterSet(QAction *, FilterParameterSet *parset)
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{
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if(parset->findParameter("CubeMapPath")!= NULL)
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{
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qDebug("CubeMapPath already setted. Doing nothing");
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return;
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}
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QString cubemapDirPath = MainWindowInterface::getBaseDirPath() + QString("/textures/cubemaps/uffizi.jpg");
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//parset->addString("CubeMapPath", "/Users/cignoni/devel/meshlab/src/meshlab/textures/cubemaps/uffizi.jpg");
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parset->addString("CubeMapPath", cubemapDirPath);
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}
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const QString SampleMeshDecoratePlugin::ST(FilterIDType filter) const
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{
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switch(filter)
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{
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case DP_SHOW_CUBEMAPPED_ENV : return QString("Cubemapped Environment");
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default: assert(0);
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}
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return QString("error!");
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}
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void SampleMeshDecoratePlugin::Decorate(QAction *a, MeshModel &m, FilterParameterSet *par, QGLWidget *gla, QFont /*qf*/)
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{
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assert(par);
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static QString lastname("unitialized");
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if(a->text() != ST(DP_SHOW_CUBEMAPPED_ENV)) assert(0);
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QString basename;
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if(!cm.IsValid())
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{
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assert(par->findParameter("CubeMapPath"));
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if(lastname != basename )
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{
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basename=par->getString("CubeMapPath");
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qDebug( "Current CubeMapPath Dir: %s ",qPrintable(basename));
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glewInit();
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bool ret = cm.Load(qPrintable(basename));
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lastname=basename;
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if(! ret )
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QMessageBox::warning(gla,"Cubemapped background decoration","Warning unable to load cube map images");
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cm.radius= m.cm.bbox.Diag()/2;
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}
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}
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if(!cm.IsValid()) return;
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Matrix44f tr;
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glGetv(GL_MODELVIEW_MATRIX,tr);
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// Remove the translation from the current matrix by simply padding the last column of the matrix
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tr[0][3]=0;
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tr[1][3]=0;
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tr[2][3]=0;
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tr[3][3]=1;
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//Remove the scaling from the the current matrix by adding an inverse scaling matrix
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float scale = 1.0/pow(tr.Determinant(),1.0f/3.0f);
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Matrix44f Scale;
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Scale.SetDiagonal(scale);
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tr=tr*Scale;
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glPushMatrix();
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cm.DrawEnvCube(tr);
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glPopMatrix();
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}
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Q_EXPORT_PLUGIN(SampleMeshDecoratePlugin)
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