Added sample to use AntTweakBar with meshes and QT
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/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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||||||
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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** the names of its contributors may be used to endorse or promote
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** products derived from this software without specific prior written
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** permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||||
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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||||||
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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||||||
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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||||||
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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||||||
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtGui>
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#include <QtOpenGL>
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#include <math.h>
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#include "glwidget.h"
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#include <wrap/qt/trackball.h>
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enum DrawMode{SMOOTH=0,POINTS,WIRE,FLATWIRE,HIDDEN,FLAT};
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TwBar *bar;
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char * filename;/// filename of the mesh to load
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CMesh mesh; /// the active mesh instance
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vcg::GlTrimesh<CMesh> glWrap; /// the active mesh opengl wrapper
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vcg::Trackball track; /// the active manipulator
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DrawMode drawmode; /// the current drawmode
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void initMesh(QString message); /// mesh data structure initializer
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void TW_CALL CopyCDStringToClient(char **destPtr, const char *src)
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{
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size_t srcLen = (src!=NULL) ? strlen(src) : 0;
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size_t destLen = (*destPtr!=NULL) ? strlen(*destPtr) : 0;
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// Alloc or realloc dest memory block if needed
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if( *destPtr==NULL )
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*destPtr = (char *)malloc(srcLen+1);
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else if( srcLen>destLen )
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*destPtr = (char *)realloc(*destPtr, srcLen+1);
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// Copy src
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if( srcLen>0 )
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strncpy(*destPtr, src, srcLen);
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(*destPtr)[srcLen] = '\0'; // null-terminated string
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}
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void TW_CALL loadTetrahedron(void *){
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vcg::tri::Tetrahedron(mesh);
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glWrap.m = &mesh;
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glWrap.Update();
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}
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void TW_CALL loadMesh(void *)
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{
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if(filename==0) return;
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int err=vcg::tri::io::ImporterPLY<CMesh>::Open(mesh,(char*)filename);
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if(err==ply::E_NOERROR)
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{
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vcg::tri::UpdateBounding<CMesh>::Box(mesh);
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vcg::tri::UpdateNormals<CMesh>::PerVertexNormalizedPerFace(mesh);
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vcg::tri::UpdateNormals<CMesh>::PerFaceNormalized(mesh);
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// Initialize the opengl wrapper
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glWrap.m = &mesh;
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glWrap.Update();
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}
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}
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GLWidget::GLWidget(QWidget *parent)
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: QGLWidget(QGLFormat(QGL::SampleBuffers), parent)
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{
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filename=0;
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setWindowTitle(tr("Hello GL"));
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bar = TwNewBar("TweakBar");
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TwCopyCDStringToClientFunc (CopyCDStringToClient);
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TwAddVarRW(bar,"Input",TW_TYPE_CDSTRING, &filename," label='Filepath' group=SetMesh help=` Name of the file to load` ");
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TwAddButton(bar,"Load from file",loadMesh,0, " label='Load Mesh' group=SetMesh help=`load the mesh` ");
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TwAddButton(bar,"Use tetrahedron",loadTetrahedron,0, " label='Make Tetrahedron' group=SetMesh help=`use tetrahedron.` ");
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// ShapeEV associates Shape enum values with labels that will be displayed instead of enum values
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TwEnumVal drawmodes[6] = { {SMOOTH, "Smooth"}, {POINTS, "Per Points"}, {WIRE, "Wire"}, {FLATWIRE, "FlatWire"},{HIDDEN, "Hidden"},{FLAT, "Flat"}};
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// Create a type for the enum shapeEV
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TwType drawMode = TwDefineEnum("DrawMode", drawmodes, 6);
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// add 'g_CurrentShape' to 'bar': this is a variable of type ShapeType. Its key shortcuts are [<] and [>].
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TwAddVarRW(bar, "Draw Mode", drawMode, &drawmode, " keyIncr='<' keyDecr='>' help='Change draw mode.' ");
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}
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GLWidget::~GLWidget() { }
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QSize GLWidget::sizeHint() const
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{
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return QSize(800, 600);
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}
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void GLWidget::initializeGL ()
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{
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glClearColor(0, 0, 0, 0);
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glEnable(GL_LIGHTING);
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glEnable(GL_LIGHT0);
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glEnable(GL_NORMALIZE);
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glEnable(GL_COLOR_MATERIAL);
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glEnable(GL_CULL_FACE);
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glEnable(GL_DEPTH_TEST);
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}
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void GLWidget::resizeGL (int w, int h)
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{
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glViewport (0, 0, (GLsizei) w, (GLsizei) h);
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TwWindowSize(w, h);
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initializeGL();
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}
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void GLWidget::paintGL ()
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{
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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gluPerspective(40, GLWidget::width()/(float)GLWidget::height(), 0.1, 100);
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glMatrixMode(GL_MODELVIEW);
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glLoadIdentity();
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gluLookAt(0,0,5, 0,0,0, 0,1,0);
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track.center=vcg::Point3f(0, 0, 0);
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track.radius= 1;
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track.GetView();
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track.Apply(false);
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glPushMatrix();
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if(mesh.vert.size()>0)
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{
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float d=1.0f/mesh.bbox.Diag();
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vcg::glScale(d);
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glTranslate(-mesh.bbox.Center());
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// the trimesh drawing calls
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switch(drawmode)
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{
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case SMOOTH: glWrap.Draw<vcg::GLW::DMSmooth, vcg::GLW::CMNone,vcg::GLW::TMNone> (); break;
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case POINTS: glWrap.Draw<vcg::GLW::DMPoints, vcg::GLW::CMNone,vcg::GLW::TMNone> (); break;
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case WIRE: glWrap.Draw<vcg::GLW::DMWire, vcg::GLW::CMNone,vcg::GLW::TMNone> (); break;
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case FLATWIRE: glWrap.Draw<vcg::GLW::DMFlatWire, vcg::GLW::CMNone,vcg::GLW::TMNone> (); break;
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case HIDDEN: glWrap.Draw<vcg::GLW::DMHidden, vcg::GLW::CMNone,vcg::GLW::TMNone> (); break;
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case FLAT: glWrap.Draw<vcg::GLW::DMFlat, vcg::GLW::CMNone,vcg::GLW::TMNone> (); break;
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default: break;
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}
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}
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glPopMatrix();
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track.DrawPostApply();
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TwDraw();
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}
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void GLWidget::keyReleaseEvent (QKeyEvent * e)
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{
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e->ignore ();
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if (e->key () == Qt::Key_Control) track.ButtonUp (QT2VCG (Qt::NoButton, Qt::ControlModifier));
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if (e->key () == Qt::Key_Shift) track.ButtonUp (QT2VCG (Qt::NoButton, Qt::ShiftModifier));
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if (e->key () == Qt::Key_Alt) track.ButtonUp (QT2VCG (Qt::NoButton, Qt::AltModifier));
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updateGL ();
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}
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int TwKeyPressedQt(QKeyEvent *e)
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{
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int kmod = 0;
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if(e->modifiers() & Qt::ShiftModifier ) kmod |= TW_KMOD_SHIFT;
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if(e->modifiers() & Qt::ControlModifier ) kmod |= TW_KMOD_CTRL;
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if(e->modifiers() & Qt::AltModifier ) kmod |= TW_KMOD_ALT;
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int key = e->key();
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int k = 0;
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if( key>0 && key<0x7e ) k=key; // plain ascii codes
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if( key>=Qt::Key_F1 && key<=Qt::Key_F12 )
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k = TW_KEY_F1 + (key-Qt::Key_F1 );
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else
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{
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switch( key )
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{
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case Qt::Key_Left: k = TW_KEY_LEFT; break;
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case Qt::Key_Up: k = TW_KEY_UP; break;
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case Qt::Key_Right: k = TW_KEY_RIGHT; break;
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case Qt::Key_Down: k = TW_KEY_DOWN; break;
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case Qt::Key_PageUp: k = TW_KEY_PAGE_UP; break;
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case Qt::Key_PageDown: k = TW_KEY_PAGE_DOWN; break;
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case Qt::Key_Home: k = TW_KEY_HOME; break;
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case Qt::Key_End: k = TW_KEY_END; break;
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case Qt::Key_Insert: k = TW_KEY_INSERT; break;
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case Qt::Key_Backspace: k = TW_KEY_BACKSPACE; break;
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case Qt::Key_Delete: k = TW_KEY_DELETE; break;
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case Qt::Key_Return: k = TW_KEY_RETURN; break;
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case Qt::Key_Enter: k = TW_KEY_RETURN; break;
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case Qt::Key_Escape: k = TW_KEY_ESCAPE; break;
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case Qt::Key_Tab: k = TW_KEY_TAB; break;
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}
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}
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return TwKeyPressed(k, kmod);
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}
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void GLWidget::keyPressEvent (QKeyEvent * e)
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{
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e->ignore ();
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if (e->key () == Qt::Key_Control) track.ButtonDown (QT2VCG (Qt::NoButton, Qt::ControlModifier));
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if (e->key () == Qt::Key_Shift) track.ButtonDown (QT2VCG (Qt::NoButton, Qt::ShiftModifier));
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if (e->key () == Qt::Key_Alt) track.ButtonDown (QT2VCG (Qt::NoButton, Qt::AltModifier));
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TwKeyPressedQt(e);
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updateGL ();
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}
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TwMouseButtonID Qt2TwMouseButtonId(QMouseEvent *e)
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{
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if(e->button() && Qt::LeftButton) return TW_MOUSE_LEFT;
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if(e->button() && Qt::MidButton) return TW_MOUSE_MIDDLE;
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if(e->button() && Qt::RightButton) return TW_MOUSE_RIGHT;
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assert(0);
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}
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void GLWidget::mousePressEvent (QMouseEvent * e)
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{
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e->accept ();
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setFocus ();
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track.MouseDown (e->x (), height () - e->y (), QT2VCG (e->button (), e->modifiers ()));
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TwMouseMotion(e->x (), e->y ());
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TwMouseButton(TW_MOUSE_PRESSED, Qt2TwMouseButtonId(e));
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updateGL ();
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}
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void GLWidget::mouseMoveEvent (QMouseEvent * e)
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{
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if (e->buttons ()) {
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track.MouseMove (e->x (), height () - e->y ());
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updateGL ();
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}
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TwMouseMotion(e->x (), e->y ());
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}
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void GLWidget::mouseReleaseEvent (QMouseEvent * e)
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{
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track.MouseUp (e->x (), height () - e->y (), QT2VCG (e->button (), e->modifiers ()));
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TwMouseButton(TW_MOUSE_RELEASED, Qt2TwMouseButtonId(e));
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updateGL ();
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}
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void GLWidget::wheelEvent (QWheelEvent * e)
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{
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const int WHEEL_STEP = 120;
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track.MouseWheel (e->delta () / float (WHEEL_STEP), QTWheel2VCG (e->modifiers ()));
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updateGL ();
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}
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@ -0,0 +1,94 @@
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/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
|
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|
** modification, are permitted provided that the following conditions are
|
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|
** met:
|
||||||
|
** * Redistributions of source code must retain the above copyright
|
||||||
|
** notice, this list of conditions and the following disclaimer.
|
||||||
|
** * Redistributions in binary form must reproduce the above copyright
|
||||||
|
** notice, this list of conditions and the following disclaimer in
|
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|
** the documentation and/or other materials provided with the
|
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|
** distribution.
|
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** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
|
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** the names of its contributors may be used to endorse or promote
|
||||||
|
** products derived from this software without specific prior written
|
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|
** permission.
|
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|
**
|
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|
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||||
|
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||||
|
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||||||
|
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
||||||
|
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||||||
|
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||||
|
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||||
|
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||||
|
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||||
|
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||||
|
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
|
||||||
|
** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef GLWIDGET_H
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#define GLWIDGET_H
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#include <QGLWidget>
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/// vcg imports
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#include <vcg/simplex/vertex/base.h>
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#include <vcg/simplex/face/base.h>
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#include <vcg/complex/complex.h>
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#include <vcg/complex/algorithms/update/bounding.h>
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#include <vcg/complex/algorithms/update/normal.h>
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#include <vcg/complex/algorithms/create/platonic.h>
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/// wrapper imports
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#include <wrap/io_trimesh/import.h>
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#include <wrap/gl/trimesh.h>
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#include <wrap/gui/trackball.h>
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/// declaring edge and face type
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#include <AntTweakBar.h>
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using namespace vcg;
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class CFace;
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class CVertex;
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struct MyUsedTypes : public UsedTypes< Use<CVertex> ::AsVertexType,
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Use<CFace> ::AsFaceType>{};
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/// compositing wanted proprieties
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class CVertex : public vcg::Vertex< MyUsedTypes, vcg::vertex::Coord3f, vcg::vertex::Normal3f, vcg::vertex::BitFlags>{};
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class CFace : public vcg::Face< MyUsedTypes, vcg::face::VertexRef, vcg::face::Normal3f, vcg::face::BitFlags > {};
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class CMesh : public vcg::tri::TriMesh< std::vector<CVertex>, std::vector<CFace> > {};
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||||||
|
|
||||||
|
class GLWidget : public QGLWidget
|
||||||
|
{
|
||||||
|
Q_OBJECT
|
||||||
|
|
||||||
|
public:
|
||||||
|
GLWidget(QWidget *parent = 0);
|
||||||
|
~GLWidget();
|
||||||
|
|
||||||
|
QSize sizeHint() const;
|
||||||
|
|
||||||
|
protected:
|
||||||
|
void initializeGL();
|
||||||
|
void paintGL();
|
||||||
|
void resizeGL(int width, int height);
|
||||||
|
void mousePressEvent(QMouseEvent *event);
|
||||||
|
void mouseReleaseEvent(QMouseEvent *event);
|
||||||
|
void mouseMoveEvent(QMouseEvent *event);
|
||||||
|
void keyPressEvent(QKeyEvent *event);
|
||||||
|
void keyReleaseEvent(QKeyEvent *event);
|
||||||
|
void wheelEvent(QWheelEvent *event);
|
||||||
|
};
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
@ -0,0 +1,57 @@
|
||||||
|
/****************************************************************************
|
||||||
|
**
|
||||||
|
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
|
||||||
|
** All rights reserved.
|
||||||
|
** Contact: Nokia Corporation (qt-info@nokia.com)
|
||||||
|
**
|
||||||
|
** This file is part of the examples of the Qt Toolkit.
|
||||||
|
**
|
||||||
|
** $QT_BEGIN_LICENSE:BSD$
|
||||||
|
** You may use this file under the terms of the BSD license as follows:
|
||||||
|
**
|
||||||
|
** "Redistribution and use in source and binary forms, with or without
|
||||||
|
** modification, are permitted provided that the following conditions are
|
||||||
|
** met:
|
||||||
|
** * Redistributions of source code must retain the above copyright
|
||||||
|
** notice, this list of conditions and the following disclaimer.
|
||||||
|
** * Redistributions in binary form must reproduce the above copyright
|
||||||
|
** notice, this list of conditions and the following disclaimer in
|
||||||
|
** the documentation and/or other materials provided with the
|
||||||
|
** distribution.
|
||||||
|
** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
|
||||||
|
** the names of its contributors may be used to endorse or promote
|
||||||
|
** products derived from this software without specific prior written
|
||||||
|
** permission.
|
||||||
|
**
|
||||||
|
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||||
|
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||||
|
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||||||
|
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
||||||
|
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||||||
|
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||||
|
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||||
|
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||||
|
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||||
|
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||||
|
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
|
||||||
|
** $QT_END_LICENSE$
|
||||||
|
**
|
||||||
|
****************************************************************************/
|
||||||
|
|
||||||
|
#include <QApplication>
|
||||||
|
#include <QDesktopWidget>
|
||||||
|
|
||||||
|
#include "glwidget.h"
|
||||||
|
|
||||||
|
int main(int argc, char *argv[])
|
||||||
|
{
|
||||||
|
QApplication app(argc, argv);
|
||||||
|
if( !TwInit(TW_OPENGL, NULL) )
|
||||||
|
{
|
||||||
|
fprintf(stderr, "AntTweakBar initialization failed: %s\n", TwGetLastError());
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
GLWidget window;
|
||||||
|
window.show();
|
||||||
|
return app.exec();
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,36 @@
|
||||||
|
VCGLIBDIR = ../../..
|
||||||
|
GLEWDIR = ../../../../code/lib/glew/
|
||||||
|
ANTDIR = ../../../../code/lib/AntTweakBar1.14/
|
||||||
|
|
||||||
|
HEADERS = glwidget.h
|
||||||
|
SOURCES = glwidget.cpp \
|
||||||
|
main.cpp
|
||||||
|
QT += opengl
|
||||||
|
|
||||||
|
# Compile glew
|
||||||
|
DEFINES += GLEW_STATIC
|
||||||
|
INCLUDEPATH += $$GLEWDIR/include
|
||||||
|
SOURCES += $$GLEWDIR/src/glew.c
|
||||||
|
|
||||||
|
INCLUDEPATH += $$VCGLIBDIR
|
||||||
|
INCLUDEPATH += $$GLEWDIR/include
|
||||||
|
INCLUDEPATH += $$ANTDIR/include
|
||||||
|
|
||||||
|
SOURCES += $$VCGLIBDIR/wrap/ply/plylib.cpp
|
||||||
|
SOURCES += $$VCGLIBDIR/wrap/gui/trackball.cpp
|
||||||
|
SOURCES += $$VCGLIBDIR/wrap/gui/trackmode.cpp
|
||||||
|
|
||||||
|
|
||||||
|
# Awful problem with windows..
|
||||||
|
win32{
|
||||||
|
DEFINES += NOMINMAX
|
||||||
|
LIBS +=$$ANTDIR/lib/AntTweakBar.lib
|
||||||
|
}
|
||||||
|
|
||||||
|
mac{
|
||||||
|
# Mac specific Config required to avoid to make application bundles
|
||||||
|
CONFIG -= app_bundle
|
||||||
|
LIBS +=$$ANTDIR/lib/libAntTweakBar.dylib
|
||||||
|
QMAKE_POST_LINK ="cp -P ../../../../code/lib/AntTweakBar1.14/lib/libAntTweakBar.dylib . ; install_name_tool -change ../lib/libAntTweakBar.dylib ./libAntTweakBar.dylib trimesh_ant_qt"
|
||||||
|
}
|
||||||
|
|
||||||
Loading…
Reference in New Issue