void display(void)
{
    OSG::Real32 time = glutGet(GLUT_ELAPSED_TIME);
    updateMesh(time);
    
    // we extract the core out of the root node
    // as we now this is a geometry node
    OSG::GeometryRecPtr geo = dynamic_cast<OSG::Geometry *>(scene->getCore());
    
    //now modify it's content
    
    // first we need a pointer to the position data field
    OSG::GeoPnt3fPropertyRecPtr pos = 
        dynamic_cast<OSG::GeoPnt3fProperty *>(geo->getPositions());
    
    //get the data field the pointer is pointing at
    OSG::GeoPnt3fProperty::StoredFieldType *posfield = pos->editFieldPtr();
    //get some iterators
    OSG::GeoPnt3fProperty::StoredFieldType::iterator last, it;

    // set the iterator to the first data
    it = posfield->begin();
    
    //now simply run over all entires in the array
    for (int x = 0; x < N; x++)
    {
        for (int z = 0; z < N; z++)
        {
            (*it) = OSG::Pnt3f(x, wMesh[x][z], z);
            it++;
        }
    }
    
    mgr->redraw();
}
Ejemplo n.º 2
0
//------------------------------------------------
void ofxBox2dRect::setup(b2World * b2dworld, float x, float y, float w, float h) {
	
	if(b2dworld == NULL) {
		ofLog(OF_LOG_NOTICE, "- must have a valid world -");
		return;
	}
	
    w /= 2;
    h /= 2;
	width = w; height = h;
    
	b2PolygonShape shape;
	shape.SetAsBox(width/OFX_BOX2D_SCALE, height/OFX_BOX2D_SCALE);
	
	fixture.shape		= &shape;
	fixture.density		= density;
	fixture.friction	= friction;
	fixture.restitution = bounce;
	
	//b2BodyDef bodyDef; // nm: already have one of these in our base class

	if (!bodyTypeSet)
	{
		if (density == 0.f) bodyDef.type = b2_staticBody;
		else bodyDef.type = b2_dynamicBody;
	}
	bodyDef.position.Set(x/OFX_BOX2D_SCALE, y/OFX_BOX2D_SCALE);
	
	
	body = b2dworld->CreateBody(&bodyDef);
	body->CreateFixture(&fixture);
    
    updateMesh();
    alive = true;
}
Ejemplo n.º 3
0
int VertexTreeWidget::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
{
    _id = QTreeWidget::qt_metacall(_c, _id, _a);
    if (_id < 0)
        return _id;
    if (_c == QMetaObject::InvokeMetaMethod) {
        switch (_id) {
        case 0: redraw(); break;
        case 1: updateMesh(); break;
        case 2: addEdgeBetweenFaces((*reinterpret_cast< Vertex*(*)>(_a[1]))); break;
        case 3: sendX((*reinterpret_cast< double(*)>(_a[1]))); break;
        case 4: sendY((*reinterpret_cast< double(*)>(_a[1]))); break;
        case 5: sendZ((*reinterpret_cast< double(*)>(_a[1]))); break;
        case 6: enableXYZ((*reinterpret_cast< bool(*)>(_a[1]))); break;
        case 7: enableRGB((*reinterpret_cast< bool(*)>(_a[1]))); break;
        case 8: sendVertex((*reinterpret_cast< Vertex*(*)>(_a[1]))); break;
        case 9: acceptMesh((*reinterpret_cast< Mesh*(*)>(_a[1]))); break;
        case 10: setX((*reinterpret_cast< double(*)>(_a[1]))); break;
        case 11: setY((*reinterpret_cast< double(*)>(_a[1]))); break;
        case 12: setZ((*reinterpret_cast< double(*)>(_a[1]))); break;
        case 13: deleteVertex(); break;
        case 14: addVertexToEdge(); break;
        case 15: addEdgeBetweenFaces(); break;
        case 16: activated(); break;
        default: ;
        }
        _id -= 17;
    }
    return _id;
}
Ejemplo n.º 4
0
void MovingMeshFB::moveMesh()
{
  int i, j, k, m;
  double epsilon = 0.2;
  double error = 1.;
  double area, h, l[3], d[3];
  while (error > epsilon) {
    getMoveDirection();
    error = 0;
    for (i = 0;i < n_geometry(2);i ++) {
      const Point<2>& x0 = point(geometry(2,i).vertex(0));
      const Point<2>& x1 = point(geometry(2,i).vertex(1)); 
      const Point<2>& x2 = point(geometry(2,i).vertex(2));
      l[0] = (x2[0] - x1[0])*(x2[0] - x1[0]) + (x2[1] - x1[1])*(x2[1] - x1[1]);
      l[1] = (x0[0] - x2[0])*(x0[0] - x2[0]) + (x0[1] - x2[1])*(x0[1] - x2[1]);
      l[2] = (x1[0] - x0[0])*(x1[0] - x0[0]) + (x1[1] - x0[1])*(x1[1] - x0[1]);
      area = (x1[0] - x0[0])*(x2[1] - x0[1]) - (x2[0] - x0[0])*(x1[1] - x0[1]);
      h = 0.5*area/sqrt(*std::max_element(&l[0], &l[3]));
      for (k = 0;k < 3;++ k) {
	m = geometry(2,i).vertex(k);
	for (d[k] = 0.0, j = 0;j < 2;j ++) {
	  d[k] += move_direction[m][j]*move_direction[m][j];
	}
      }
      h = sqrt(*std::max_element(&d[0], &d[3]))/h;
      if (error < h) error = h;
    }
    std::cerr << "mesh moving error = " << error << std::endl;
    getMoveStepLength();
    for (i = 0;i < n_move_step;i ++) {
      updateSolution();
      updateMesh();
    };
  };
}
Ejemplo n.º 5
0
MeshEditor::MeshEditor(SharedResources *shared, Editor *editor,
	QWidget *parent) : QWidget(parent)
{
	this->shared = shared;
	this->editor = editor;
	setFocusPolicy(Qt::StrongFocus);

	QVBoxLayout *columns = new QVBoxLayout(this);
	columns->setSizeConstraint(QLayout::SetMinimumSize);
	columns->setSpacing(0);
	columns->setMargin(0);

	QHBoxLayout *topRow = new QHBoxLayout();
	topRow->setSizeConstraint(QLayout::SetMinimumSize);
	topRow->setSpacing(0);
	topRow->setMargin(0);
	initTopRow(topRow);
	columns->addLayout(topRow);

	meshViewer = new MeshViewer(shared, this);
	columns->addWidget(meshViewer);

	QVBoxLayout *layout = new QVBoxLayout();
	layout->setMargin(10);
	layout->setSpacing(3);
	initFields(layout);
	columns->addLayout(layout);
	columns->addStretch(1);

	connect(this, SIGNAL(meshChanged(pg::Geometry)), meshViewer,
		SLOT(updateMesh(pg::Geometry)));
	connect(meshViewer, SIGNAL(ready()), this, SLOT(addMesh()));
}
Ejemplo n.º 6
0
// ----------- udpate
void Plant::update(){
    rig.update();
    updatePolylines();
    updateAnimators();
    updateMesh();
    updateAge();
}
Ejemplo n.º 7
0
void display(void)
{
    Real32 time = glutGet(GLUT_ELAPSED_TIME);
    updateMesh(time);
    
    // we extract the core out of the root node
    // as we now this is a geometry node
    GeometryPtr geo = GeometryPtr::dcast(scene->getChild(0)->getCore());
    
    //now modify it's content
    
    // first we need a pointer to the position data field
    GeoPositions3fPtr pos = GeoPositions3fPtr::dcast(geo->getPositions());
    
    //get the data field the pointer is pointing at
    GeoPositions3f::StoredFieldType *posfield = pos->getFieldPtr();
    //get some iterators
    GeoPositions3f::StoredFieldType::iterator last, it;

    // set the iterator to the first data
    it = posfield->begin();
    
    beginEditCP(pos, GeoPositions3f::GeoPropDataFieldMask);
    //now simply run over all entires in the array
    for (int x = 0; x < N; x++)
        for (int z = 0; z < N; z++){
            (*it) = Pnt3f(x, wMesh[x][z], z);
            it++;
        }
    endEditCP(pos, GeoPositions3f::GeoPropDataFieldMask);
    
    mgr->redraw();
}
Ejemplo n.º 8
0
Foam::patchInjectionBase::patchInjectionBase
(
    const polyMesh& mesh,
    const word& patchName
)
:
    patchName_(patchName),
    patchId_(mesh.boundaryMesh().findPatchID(patchName_)),
    patchArea_(0.0),
    patchNormal_(),
    cellOwners_(),
    triFace_(),
    triToFace_(),
    triCumulativeMagSf_(),
    sumTriMagSf_(Pstream::nProcs() + 1, 0.0)
{
    if (patchId_ < 0)
    {
        FatalErrorInFunction
            << "Requested patch " << patchName_ << " not found" << nl
            << "Available patches are: " << mesh.boundaryMesh().names() << nl
            << exit(FatalError);
    }

    updateMesh(mesh);
}
void reactingOneDimRPvol2::solveContinuity()
{
    if (debug)
    {
        InfoInFunction << endl;
    }

    const scalarField mass0 = rho_*regionMesh().V();

    fvScalarMatrix rhoEqn
    (
          fvm::ddt(rho_)
        + fvc::div(phiPyrolysis_)
          ==
        - solidChemistry_->RRg()
    );

    if (regionMesh().moving())
    {
        surfaceScalarField phiRhoMesh
        (
            fvc::interpolate(rho_)*regionMesh().phi()
        );

        rhoEqn += fvc::div(phiRhoMesh);
    }

    rhoEqn.solve();

    updateMesh(mass0);
}
void CtinyWingsTerrainSprite::reGenerateShape(int insertControlPointCount){
    m_insertControlPointCount=insertControlPointCount;
    vector<CCPoint>&pointList=m_pointMat[0];
    //generate controlPoints
    CCPoint startPoint=pointList[0];
    CCPoint endPoint=pointList[(int)pointList.size()-1];
    float len=endPoint.x-startPoint.x;
    float stepLen=len/(insertControlPointCount+1);
    vector<CCPoint> controlPointList;
    controlPointList.push_back(CCPoint(startPoint.x,m_height));//start control point
    for(int i=0;i<insertControlPointCount;i++){
        float x=(i+1)*stepLen;
        float y=m_height;
        controlPointList.push_back(CCPoint(x,y));
    }
    controlPointList.push_back(CCPoint(endPoint.x,m_height));//end control point. now got controlPointList
    //random y for each control point
    int nControlPoint=(int)controlPointList.size();
    for(int i=0;i<nControlPoint;i++){
        CCPoint&controlPoint=controlPointList[i];
        float dy=(random01()*2-1)*MIN(m_height*0.8,stepLen*0.7);
        if(i>0&&dy*(controlPointList[i-1].y-m_height)>0){
            dy=-dy;
        }
        controlPoint.y=m_height+dy;
    }
    //reshape pointList
    int controlPointIndex=0;
    int nPoint=(int)pointList.size();
    for(int i=0;i<nPoint;i++){
        CCPoint&point=pointList[i];
        //find the first control point whose x is bigger than point.x
        while(controlPointIndex<(int)controlPointList.size()&&controlPointList[controlPointIndex].x<=point.x){
            controlPointIndex++;
        }
        if(controlPointIndex>=(int)controlPointList.size()){//point is endPoint
            point=controlPointList[(int)controlPointList.size()-1];
            
        }else{
            assert(controlPointIndex>=1);
            CCPoint controlPoint=controlPointList[controlPointIndex-1];
            CCPoint controlPointn=controlPointList[controlPointIndex];
            
            //get point.y by sin interpolation
            const float dx=controlPointn.x-controlPoint.x;
            const float dy=controlPointn.y-controlPoint.y;
            point.y=controlPoint.y+dy/2*(1-cosf((M_PI/dx)*(point.x-controlPoint.x)));
        }
        int nRow=(int)m_pointMat.size();
        for(int j=1;j<nRow;j++){
            CCPoint&_point=m_pointMat[j][i];
            _point.y=point.y*(1-pow((float)j/(nRow-1),1));//must convert j to float !!!
        }
    }
    //update mesh and submit
    updateMesh();
    submit();
}
Ejemplo n.º 11
0
void GLReprojection::draw()
{
    boost::mutex::scoped_lock lock(m_meshMutex);
    updateMesh();

    CvMatSinkPol::sink(m_lorigin);

    m_mesh.draw();
}
Ejemplo n.º 12
0
void HeightField::update () {

    if ( !mesh ) {
        //meshGrid( 16, 12, 1 );
        //meshGrid( 16, 12, 1 );
    }
    updateMesh();
    updateShader();
}
BulletHeightField::BulletHeightField(BulletWorld * _world, Texture * _heightMap, Shader * _shader, bool _tileUvs, glm::vec3 _scale, unsigned long int _upAxis) :
	BulletMeshEntity(_world, new TriMesh(true), _shader),
	heightMap(_heightMap),
	tileUvs(_tileUvs)
{
	heightMap->incrementReferenceCount();

	setColliderAsHeightMap(_heightMap, _scale, _upAxis);
	updateMesh();
}
Ejemplo n.º 14
0
void Foam::KinematicCloud<CloudType>::autoMap(const mapPolyMesh& mapper)
{
    typedef typename particle::TrackingData<KinematicCloud<CloudType>> tdType;

    tdType td(*this);

    Cloud<parcelType>::template autoMap<tdType>(td, mapper);

    updateMesh();
}
void ofxVirtualCamera::update() {
	kinect.update();
	if(kinect.isFrameNew()) {
		newFrame = true;
		
		updateSurface();
		updateMesh();
		renderCamera();
		updatePixels();
	}
}
Ejemplo n.º 16
0
	void update()
	{
		float abc_range = (abc.getMaxTime() - abc.getMinTime());
		float t = fmodf(ofGetElapsedTimef(), abc_range) + abc.getMinTime();
		abc.setTime(t);
		
		abc.get("ClonerShape", mesh);
		
		updateMesh(mesh);
		
		light0.orbit(ofGetElapsedTimef() * 10, 0, 2000);
		light1.orbit(ofGetElapsedTimef() * -20, 60, 2000);
	}
Ejemplo n.º 17
0
        void TextDrawable::setText(const std::string& newText)
        {
            text = newText;

            if (text.empty())
            {
                meshBuffer.reset();
            }
            else
            {
                updateMesh();
            }
        }
Ejemplo n.º 18
0
void
Hub::MeshUpdate::updateHub (Hub& hub)
{
    QMutexLocker _(&hub.impl->meshValuesMutex);

    mesh = hub.impl->meshValues[name];

    _.unlock();

    updateMesh(mesh);

    _.relock();

    hub.impl->meshValues[name] = mesh;
}
Foam::ReactingMultiphaseLookupTableInjection<CloudType>::
ReactingMultiphaseLookupTableInjection
(
    const dictionary& dict,
    CloudType& owner,
    const word& modelName
)
:
    InjectionModel<CloudType>(dict, owner, modelName, typeName),
    inputFileName_(this->coeffDict().lookup("inputFile")),
    duration_(readScalar(this->coeffDict().lookup("duration"))),
    parcelsPerSecond_
    (
        readScalar(this->coeffDict().lookup("parcelsPerSecond"))
    ),
    injectors_
    (
        IOobject
        (
            inputFileName_,
            owner.db().time().constant(),
            owner.db(),
            IOobject::MUST_READ,
            IOobject::NO_WRITE
        )
    ),
    injectorCells_(0),
    injectorTetFaces_(0),
    injectorTetPts_(0)
{
    duration_ = owner.db().time().userTimeToTime(duration_);

    // Set/cache the injector cells
    injectorCells_.setSize(injectors_.size());
    injectorTetFaces_.setSize(injectors_.size());
    injectorTetPts_.setSize(injectors_.size());

    updateMesh();

    // Determine volume of particles to inject
    this->volumeTotal_ = 0.0;
    forAll(injectors_, i)
    {
        this->volumeTotal_ += injectors_[i].mDot()/injectors_[i].rho();
    }
    this->volumeTotal_ *= duration_;
}
Ejemplo n.º 20
0
//recursively step trhough node hierarchy, updating meshes
void updateMeshes(MODL *model, OBJ *obj, NODE *node, float parentOffset[3])
{
    //accumulate this node's offset to pass further on
    float nodeOffset[3];
    for(int i=0; i<3; i++) nodeOffset[i] = parentOffset[i] + node->position[i];
    //may not be needed, add the further mesh offset
    float meshOffset[3];
    for(int i=0; i<3; i++) meshOffset[i] = nodeOffset[i] + node->pivot[i];

    //if this has a mesh
    if(node->meshID != -1)
    {
        //if the OBJ structure has an equivalent, update the mesh
        MESH *mesh = model->meshes[node->meshID];
        int found = 0;
        for(int i=0; i<obj->numGroups; i++)
        {
            GROUP *group = obj->groups[i];
            //if the group name has the mesh name as a substring
            if(strstr(group->groupName, mesh->meshName) != NULL)
            {
                //update
                updateMesh(model, mesh, group, meshOffset);
                found = 1;
                //stop searching
                break;
            }
        }
        if(found == 0) fprintf(stderr, "Found no group corresponding to %s\n", mesh->meshName);
    }

    //recurse on any child nodes (if it has any)
    if(node->hasChildren != 0)
    {
        //just recurse on the first child, which itself will recurse on any siblings (see below)
        updateMeshes(model, obj, model->nodes[node->childID], nodeOffset);
    }

    //recurse on any sibling nodes (if it has any)
    if(node->hasSibling != 0)
    {
        //siblings share the same offset of their parents
        updateMeshes(model, obj, model->nodes[node->siblingID], parentOffset);
    }

    return;
}
Ejemplo n.º 21
0
//--------------------------------------------------------------
void ofApp::keyPressed(int key){
  if (key == 'c'){
    for (int i = 0; i < NUM_FRAMES; i++){
      fbo[i].begin();
      ofClear(0,0,0,1);
      fbo[i].end();
    }
    updateMesh(&mesh);
  }
  if (key == 'v'){
    viewMode = (viewMode + 1) % maxViewModes;
  } 
  if (key == 'm'){
    mode = (mode + 1) % maxModes;
  }
  if (key == 'h'){
    hideMenu = !hideMenu;
  }
}
Ejemplo n.º 22
0
//--------------------------------------------------------------
void ofApp::update(){
  sensel.update();
  /* clear contact points */
  for (unsigned int i=0; i<MAX_CONTACTS; i++){
    ellipse[i].deactivate();
  }
  /* get new contact points */
  for (unsigned int i=0; i<sensel.getContacts().size(); i++) {
    int contactId = sensel.getContacts()[i].contactID;
    int x = ofMap(sensel.getContacts()[i].position.x,0,1,0,ofGetWidth());
    int y = ofMap(sensel.getContacts()[i].position.y,0,1,0,ofGetHeight());
    int h = sensel.getContacts()[i].majorAxis;
    int w = sensel.getContacts()[i].minorAxis;
    float f = sensel.getContacts()[i].force;
    int r = sensel.getContacts()[i].orientation;

    ofColor color;

    float opacity = ofMap(0.5 + atan(10*f-9)/(3.1415926535),0.0,.9,0.0,256.0,true);

    if (mode == 0){
      color = ofColor(255, 255, 255, opacity);  
    } else if (mode == 1){
      color = ofColor(0, 0, 0, opacity);  
    } else {
      return;
    }
    //string contactType = sensel.getContacts()[i].contactType;
    ellipse[contactId].set(x,y,w*20,h*20,r,f,color);
  }
  /* update our fbo */
  if (drawingActive){
    fbo[fboIndex].begin();
      for (int i =0; i < MAX_CONTACTS; i++ ){ellipse[i].draw();}
    fbo[fboIndex].end();
  }
  /* update mesh */
  updateMesh(&mesh);
  fboIndex = (fboIndex + 1) % NUM_FRAMES;
}
Ejemplo n.º 23
0
void SceneCloudView::renderScene(const cvpr_tum::TsdfVolume::TsdfVolumeConstPtr& volume, bool has_gpu)
{
    cloud_viewer_->removeAllPointClouds();

    if (has_gpu)
    {
        updateMesh(volume);
        cloud_viewer_->addPolygonMesh(*mesh_ptr_);
    } else
    {
        updateCellsCloud(volume);
        cloud_viewer_->addPointCloud<pcl17::PointXYZ> (current_cloud_ptr_, "current_frame_point_cloud");
    }

    if (cam_added_)
    {
        cloud_viewer_->addPointCloud<pcl17::PointXYZ> (spheres_cloud_ptr_, "cam_poses");//addSphere(p, 0.05/*radius*/, 1.f, 0.f, 0.f, sp);
        cloud_viewer_->setPointCloudRenderingProperties(pcl17::visualization::PCL17_VISUALIZER_POINT_SIZE, 5, "cam_poses");
        cloud_viewer_->setPointCloudRenderingProperties(pcl17::visualization::PCL17_VISUALIZER_COLOR, 1.0, 0.0, 0.0, "cam_poses");
    }

    if (cur_view_added_)
    {
        //pcl17::visualization::PointCloudColorHandlerCustom<pcl17::PointXYZ> tgt_h (current_cloud_ptr_, 0, 255, 0);
        //cloud_viewer_->addPointCloud<pcl17::PointXYZ> (current_cloud_ptr_, tgt_h, "current_frame_point_cloud", vp_1);
        cloud_viewer_->addPointCloud<pcl17::PointXYZ> (current_cloud_ptr_, "current_frame_point_cloud");
        cloud_viewer_->setPointCloudRenderingProperties(pcl17::visualization::PCL17_VISUALIZER_POINT_SIZE, 5, "current_frame_point_cloud");
        cloud_viewer_->setPointCloudRenderingProperties(pcl17::visualization::PCL17_VISUALIZER_COLOR, 0.0, 0.0, 1.0,
                                                        "current_frame_point_cloud");
    }

    for(TrajectoryVisualizerMap::iterator it = trajectory_visualizers_.begin(); it != trajectory_visualizers_.end(); ++it)
    {
        it->second->updateVisualizer(cloud_viewer_);
    }

    cloud_viewer_->spinOnce();
}
void display(void)
{
    OSG::Real32 time = glutGet(GLUT_ELAPSED_TIME);
    updateMesh(time);
    
    // we extract the core out of the root node
    // as we now this is a geometry node
    OSG::GeometryRecPtr geo = dynamic_cast<OSG::Geometry *>(scene->getCore());
    
    //now modify it's content
    
    // first we need a pointer to the position data field
    OSG::GeoPnt3fPropertyRecPtr pos = 
        dynamic_cast<OSG::GeoPnt3fProperty *>(geo->getPositions());
    
    //this loop is similar to when we generted the data during createScenegraph()
    // here they all come
    for (int x = 0; x < N; x++)
        for (int z = 0; z < N; z++)
            pos->setValue(OSG::Pnt3f(x, wMesh[x][z], z), N * x + z);
    
    mgr->redraw();
}
Ejemplo n.º 25
0
void SWFontRenderer::render( SWCamera* camera )
{
	if ( !getMesh() ) return;
	if ( !getMaterial() ) return;
	if ( !m_texture.isValid() ) return;
	if ( m_text.size() == 0 ) return;
	if ( m_textChanged )
	{
		m_textChanged = false;
		updateMesh();
	}

	SWTransform* transform = gameObject()->getComponent<SWTransform>();
	const TMatrix4x4& model = transform->getWorldMatrix();
	const TMatrix4x4& VPMat = camera->getVPMatrix();

	SWMaterial* material = getMaterial();
	material->setTexture( "TEXTURE_0", m_texture() );
	material->setMatrix4x4( "MATRIX_MVP", ( model * VPMat ) );
	material->apply();

	getMesh()->draw();
}
Ejemplo n.º 26
0
triMeshT* a3dsCreateMesh(const a3dsDataT* a3ds, const string* object_name) {
    const a3dsObjectDataT* o = a3dsGetObjectData(a3ds, object_name);

    if (!o || !o->mesh)
        return (NULL);

    triMeshT* mesh  = newMesh(o->mesh->num_tris*3, o->mesh->num_tris);
    triT*     tris  = meshTrisPtr (mesh);
    vertexT*  verts = meshVertsPtr(mesh);

    // We separate the triangles so that none of them share the same vertices.
    for (int i = 0; i < o->mesh->num_tris; i++) {
        tris[i] = (triT) { i*3, i*3+1, i*3+2 };
        
        int v0 = o->mesh->tris[i].v0,
            v1 = o->mesh->tris[i].v1,
            v2 = o->mesh->tris[i].v2;

        if (o->mesh->smoothing_groups) verts->k = o->mesh->smoothing_groups[i];
        if (o->mesh->vert_uv) verts->uv = *(vec2*)&o->mesh->vert_uv[v0];
        (verts++)->p = *(vec3*)&o->mesh->vert_pos[v0];

        if (o->mesh->smoothing_groups) verts->k = o->mesh->smoothing_groups[i];
        if (o->mesh->vert_uv) verts->uv = *(vec2*)&o->mesh->vert_uv[v1];
        (verts++)->p = *(vec3*)&o->mesh->vert_pos[v1];

        if (o->mesh->smoothing_groups) verts->k = o->mesh->smoothing_groups[i];
        if (o->mesh->vert_uv) verts->uv = *(vec2*)&o->mesh->vert_uv[v2];
        (verts++)->p = *(vec3*)&o->mesh->vert_pos[v2];
    }

    calcSmoothNormals(mesh);
    updateMesh(mesh);

    return (mesh);
}
Ejemplo n.º 27
0
void display(void)
{
    Real32 time = glutGet(GLUT_ELAPSED_TIME);
    updateMesh(time);
    
    // we extract the core out of the root node
    // as we now this is a geometry node
    GeometryPtr geo = GeometryPtr::dcast(scene->getCore());
    
    //now modify it's content
    
    // first we need a pointer to the position data field
    GeoPositions3fPtr pos = GeoPositions3fPtr::dcast(geo->getPositions());
    
    //this loop is similar to when we generted the data during createScenegraph()
    beginEditCP(pos, GeoPositions3f::GeoPropDataFieldMask);
	// here they all come
	for (int x = 0; x < N; x++)
            for (int z = 0; z < N; z++)
		pos->setValue(Pnt3f(x, wMesh[x][z], z), N*x+z);
    endEditCP(pos, GeoPositions3f::GeoPropDataFieldMask);
    
    mgr->redraw();
}
Ejemplo n.º 28
0
//--------------------------------------------------------------
void testApp::update(){
	kinect.update();
	updateMesh();
}
Ejemplo n.º 29
0
BOOL LLVOTree::updateGeometry(LLDrawable *drawable)
{
	LLFastTimer ftm(LLFastTimer::FTM_UPDATE_TREE);

	if (mReferenceBuffer.isNull() || mDrawable->getFace(0)->mVertexBuffer.isNull())
	{
		const F32 SRR3 = 0.577350269f; // sqrt(1/3)
		const F32 SRR2 = 0.707106781f; // sqrt(1/2)
		U32 i, j;

		U32 slices = MAX_SLICES;

		S32 max_indices = LEAF_INDICES;
		S32 max_vertices = LEAF_VERTICES;
		S32 lod;

		LLFace *face = drawable->getFace(0);

		face->mCenterAgent = getPositionAgent();
		face->mCenterLocal = face->mCenterAgent;

		for (lod = 0; lod < 4; lod++)
		{
			slices = sLODSlices[lod];
			sLODVertexOffset[lod] = max_vertices;
			sLODVertexCount[lod] = slices*slices;
			sLODIndexOffset[lod] = max_indices;
			sLODIndexCount[lod] = (slices-1)*(slices-1)*6;
			max_indices += sLODIndexCount[lod];
			max_vertices += sLODVertexCount[lod];
		}

		mReferenceBuffer = new LLVertexBuffer(LLDrawPoolTree::VERTEX_DATA_MASK, gSavedSettings.getBOOL("RenderAnimateTrees") ? GL_STATIC_DRAW_ARB : 0);
		mReferenceBuffer->allocateBuffer(max_vertices, max_indices, TRUE);

		LLStrider<LLVector3> vertices;
		LLStrider<LLVector3> normals;
		LLStrider<LLVector2> tex_coords;
		LLStrider<U16> indicesp;

		mReferenceBuffer->getVertexStrider(vertices);
		mReferenceBuffer->getNormalStrider(normals);
		mReferenceBuffer->getTexCoord0Strider(tex_coords);
		mReferenceBuffer->getIndexStrider(indicesp);
				
		S32 vertex_count = 0;
		S32 index_count = 0;
		
		// First leaf
		*(normals++) =		LLVector3(-SRR2, -SRR2, 0.f);
		*(tex_coords++) =	LLVector2(LEAF_LEFT, LEAF_BOTTOM);
		*(vertices++) =		LLVector3(-0.5f*LEAF_WIDTH, 0.f, 0.f);
		vertex_count++;

		*(normals++) =		LLVector3(SRR3, -SRR3, SRR3);
		*(tex_coords++) =	LLVector2(LEAF_RIGHT, LEAF_TOP);
		*(vertices++) =		LLVector3(0.5f*LEAF_WIDTH, 0.f, 1.f);
		vertex_count++;

		*(normals++) =		LLVector3(-SRR3, -SRR3, SRR3);
		*(tex_coords++) =	LLVector2(LEAF_LEFT, LEAF_TOP);
		*(vertices++) =		LLVector3(-0.5f*LEAF_WIDTH, 0.f, 1.f);
		vertex_count++;

		*(normals++) =		LLVector3(SRR2, -SRR2, 0.f);
		*(tex_coords++) =	LLVector2(LEAF_RIGHT, LEAF_BOTTOM);
		*(vertices++) =		LLVector3(0.5f*LEAF_WIDTH, 0.f, 0.f);
		vertex_count++;


		*(indicesp++) = 0;
		index_count++;
		*(indicesp++) = 1;
		index_count++;
		*(indicesp++) = 2;
		index_count++;

		*(indicesp++) = 0;
		index_count++;
		*(indicesp++) = 3;
		index_count++;
		*(indicesp++) = 1;
		index_count++;

		// Same leaf, inverse winding/normals
		*(normals++) =		LLVector3(-SRR2, SRR2, 0.f);
		*(tex_coords++) =	LLVector2(LEAF_LEFT, LEAF_BOTTOM);
		*(vertices++) =		LLVector3(-0.5f*LEAF_WIDTH, 0.f, 0.f);
		vertex_count++;

		*(normals++) =		LLVector3(SRR3, SRR3, SRR3);
		*(tex_coords++) =	LLVector2(LEAF_RIGHT, LEAF_TOP);
		*(vertices++) =		LLVector3(0.5f*LEAF_WIDTH, 0.f, 1.f);
		vertex_count++;

		*(normals++) =		LLVector3(-SRR3, SRR3, SRR3);
		*(tex_coords++) =	LLVector2(LEAF_LEFT, LEAF_TOP);
		*(vertices++) =		LLVector3(-0.5f*LEAF_WIDTH, 0.f, 1.f);
		vertex_count++;

		*(normals++) =		LLVector3(SRR2, SRR2, 0.f);
		*(tex_coords++) =	LLVector2(LEAF_RIGHT, LEAF_BOTTOM);
		*(vertices++) =		LLVector3(0.5f*LEAF_WIDTH, 0.f, 0.f);
		vertex_count++;

		*(indicesp++) = 4;
		index_count++;
		*(indicesp++) = 6;
		index_count++;
		*(indicesp++) = 5;
		index_count++;

		*(indicesp++) = 4;
		index_count++;
		*(indicesp++) = 5;
		index_count++;
		*(indicesp++) = 7;
		index_count++;


		// next leaf
		*(normals++) =		LLVector3(SRR2, -SRR2, 0.f);
		*(tex_coords++) =	LLVector2(LEAF_LEFT, LEAF_BOTTOM);
		*(vertices++) =		LLVector3(0.f, -0.5f*LEAF_WIDTH, 0.f);
		vertex_count++;

		*(normals++) =		LLVector3(SRR3, SRR3, SRR3);
		*(tex_coords++) =	LLVector2(LEAF_RIGHT, LEAF_TOP);
		*(vertices++) =		LLVector3(0.f, 0.5f*LEAF_WIDTH, 1.f);
		vertex_count++;

		*(normals++) =		LLVector3(SRR3, -SRR3, SRR3);
		*(tex_coords++) =	LLVector2(LEAF_LEFT, LEAF_TOP);
		*(vertices++) =		LLVector3(0.f, -0.5f*LEAF_WIDTH, 1.f);
		vertex_count++;

		*(normals++) =		LLVector3(SRR2, SRR2, 0.f);
		*(tex_coords++) =	LLVector2(LEAF_RIGHT, LEAF_BOTTOM);
		*(vertices++) =		LLVector3(0.f, 0.5f*LEAF_WIDTH, 0.f);
		vertex_count++;

		*(indicesp++) = 8;
		index_count++;
		*(indicesp++) = 9;
		index_count++;
		*(indicesp++) = 10;
		index_count++;

		*(indicesp++) = 8;
		index_count++;
		*(indicesp++) = 11;
		index_count++;
		*(indicesp++) = 9;
		index_count++;


		// other side of same leaf
		*(normals++) =		LLVector3(-SRR2, -SRR2, 0.f);
		*(tex_coords++) =	LLVector2(LEAF_LEFT, LEAF_BOTTOM);
		*(vertices++) =		LLVector3(0.f, -0.5f*LEAF_WIDTH, 0.f);
		vertex_count++;

		*(normals++) =		LLVector3(-SRR3, SRR3, SRR3);
		*(tex_coords++) =	LLVector2(LEAF_RIGHT, LEAF_TOP);
		*(vertices++) =		LLVector3(0.f, 0.5f*LEAF_WIDTH, 1.f);
		vertex_count++;

		*(normals++) =		LLVector3(-SRR3, -SRR3, SRR3);
		*(tex_coords++) =	LLVector2(LEAF_LEFT, LEAF_TOP);
		*(vertices++) =		LLVector3(0.f, -0.5f*LEAF_WIDTH, 1.f);
		vertex_count++;

		*(normals++) =		LLVector3(-SRR2, SRR2, 0.f);
		*(tex_coords++) =	LLVector2(LEAF_RIGHT, LEAF_BOTTOM);
		*(vertices++) =		LLVector3(0.f, 0.5f*LEAF_WIDTH, 0.f);
		vertex_count++;

		*(indicesp++) = 12;
		index_count++;
		*(indicesp++) = 14;
		index_count++;
		*(indicesp++) = 13;
		index_count++;

		*(indicesp++) = 12;
		index_count++;
		*(indicesp++) = 13;
		index_count++;
		*(indicesp++) = 15;
		index_count++;

		// Generate geometry for the cylinders

		// Different LOD's

		// Generate the vertices
		// Generate the indices

		for (lod = 0; lod < 4; lod++)
		{
			slices = sLODSlices[lod];
			F32 base_radius = 0.65f;
			F32 top_radius = base_radius * sSpeciesTable[mSpecies]->mTaper;
			//llinfos << "Species " << ((U32) mSpecies) << ", taper = " << sSpeciesTable[mSpecies].mTaper << llendl;
			//llinfos << "Droop " << mDroop << ", branchlength: " << mBranchLength << llendl;
			F32 angle = 0;
			F32 angle_inc = 360.f/(slices-1);
			F32 z = 0.f;
			F32 z_inc = 1.f;
			if (slices > 3)
			{
				z_inc = 1.f/(slices - 3);
			}
			F32 radius = base_radius;

			F32 x1,y1;
			F32 noise_scale = sSpeciesTable[mSpecies]->mNoiseMag;
			LLVector3 nvec;

			const F32 cap_nudge = 0.1f;			// Height to 'peak' the caps on top/bottom of branch

			const S32 fractal_depth = 5;
			F32 nvec_scale = 1.f * sSpeciesTable[mSpecies]->mNoiseScale;
			F32 nvec_scalez = 4.f * sSpeciesTable[mSpecies]->mNoiseScale;

			F32 tex_z_repeat = sSpeciesTable[mSpecies]->mRepeatTrunkZ;

			F32 start_radius;
			F32 nangle = 0;
			F32 height = 1.f;
			F32 r0;

			for (i = 0; i < slices; i++)
			{
				if (i == 0) 
				{
					z = - cap_nudge;
					r0 = 0.0;
				}
				else if (i == (slices - 1))
				{
					z = 1.f + cap_nudge;//((i - 2) * z_inc) + cap_nudge;
					r0 = 0.0;
				}
				else  
				{
					z = (i - 1) * z_inc;
					r0 = base_radius + (top_radius - base_radius)*z;
				}

				for (j = 0; j < slices; j++)
				{
					if (slices - 1 == j)
					{
						angle = 0.f;
					}
					else
					{
						angle =  j*angle_inc;
					}
				
					nangle = angle;
					
					x1 = cos(angle * DEG_TO_RAD);
					y1 = sin(angle * DEG_TO_RAD);
					LLVector2 tc;
					// This isn't totally accurate.  Should compute based on slope as well.
					start_radius = r0 * (1.f + 1.2f*fabs(z - 0.66f*height)/height);
					nvec.set(	cos(nangle * DEG_TO_RAD)*start_radius*nvec_scale, 
								sin(nangle * DEG_TO_RAD)*start_radius*nvec_scale, 
								z*nvec_scalez); 
					// First and last slice at 0 radius (to bring in top/bottom of structure)
					radius = start_radius + turbulence3((F32*)&nvec.mV, (F32)fractal_depth)*noise_scale;

					if (slices - 1 == j)
					{
						// Not 0.5 for slight slop factor to avoid edges on leaves
						tc = LLVector2(0.490f, (1.f - z/2.f)*tex_z_repeat);
					}
					else
					{
						tc = LLVector2((angle/360.f)*0.5f, (1.f - z/2.f)*tex_z_repeat);
					}

					*(vertices++) =		LLVector3(x1*radius, y1*radius, z);
					*(normals++) =		LLVector3(x1, y1, 0.f);
					*(tex_coords++) = tc;
					vertex_count++;
				}
			}

			for (i = 0; i < (slices - 1); i++)
			{
				for (j = 0; j < (slices - 1); j++)
				{
					S32 x1_offset = j+1;
					if ((j+1) == slices)
					{
						x1_offset = 0;
					}
					// Generate the matching quads
					*(indicesp) = j + (i*slices) + sLODVertexOffset[lod];
					llassert(*(indicesp) < (U32)max_vertices);
					indicesp++;
					index_count++;
					*(indicesp) = x1_offset + ((i+1)*slices) + sLODVertexOffset[lod];
					llassert(*(indicesp) < (U32)max_vertices);
					indicesp++;
					index_count++;
					*(indicesp) = j + ((i+1)*slices) + sLODVertexOffset[lod];
					llassert(*(indicesp) < (U32)max_vertices);
					indicesp++;
					index_count++;

					*(indicesp) = j + (i*slices) + sLODVertexOffset[lod];
					llassert(*(indicesp) < (U32)max_vertices);
					indicesp++;
					index_count++;
					*(indicesp) = x1_offset + (i*slices) + sLODVertexOffset[lod];
					llassert(*(indicesp) < (U32)max_vertices);
					indicesp++;
					index_count++;
					*(indicesp) = x1_offset + ((i+1)*slices) + sLODVertexOffset[lod];
					llassert(*(indicesp) < (U32)max_vertices);
					indicesp++;
					index_count++;
				}
			}
			slices /= 2; 
		}

		mReferenceBuffer->setBuffer(0);
		llassert(vertex_count == max_vertices);
		llassert(index_count == max_indices);
	}

	if (gLLWindEnabled || gSavedSettings.getBOOL("RenderAnimateTrees"))
	{
		mDrawable->getFace(0)->mVertexBuffer = mReferenceBuffer;
	}
	else
	{
		//generate tree mesh
		updateMesh();
	}
	
	return TRUE;
}
Ejemplo n.º 30
0
void clippingNode::customDraw(){
    updateMesh();
    //ofNode's transformation
    mesh.drawWireframe();
}