C++ base::Matrix4D类代码示例

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本文整理汇总了C++中base::Matrix4D类的典型用法代码示例。如果您正苦于以下问题：C++ Matrix4D类的具体用法？C++ Matrix4D怎么用？C++ Matrix4D使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

在下文中一共展示了Matrix4D类的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: transformGeometry

void PropertyNormalList::transformGeometry(const Base::Matrix4D &mat)
{
    // A normal vector is only a direction with unit length, so we only need to rotate it
    // (no translations or scaling)

    // Extract scale factors (assumes an orthogonal rotation matrix)
    // Use the fact that the length of the row vectors of R are all equal to 1
    // And that scaling is applied after rotating
    double s[3];
    s[0] = sqrt(mat[0][0] * mat[0][0] + mat[0][1] * mat[0][1] + mat[0][2] * mat[0][2]);
    s[1] = sqrt(mat[1][0] * mat[1][0] + mat[1][1] * mat[1][1] + mat[1][2] * mat[1][2]);
    s[2] = sqrt(mat[2][0] * mat[2][0] + mat[2][1] * mat[2][1] + mat[2][2] * mat[2][2]);

    // Set up the rotation matrix: zero the translations and make the scale factors = 1
    Base::Matrix4D rot;
    rot.setToUnity();
    for (unsigned short i = 0; i < 3; i++) {
        for (unsigned short j = 0; j < 3; j++) {
            rot[i][j] = mat[i][j] / s[i];
        }
    }

    aboutToSetValue();

    // Rotate the normal vectors
    for (int ii=0; ii<getSize(); ii++) {
        set1Value(ii, rot * operator[](ii));
    }

    hasSetValue();
}

开发者ID:3DPrinterGuy，项目名称:FreeCAD，代码行数:31，代码来源:MeshProperties.cpp

示例2: OnReadInsert

void DraftDxfRead::OnReadInsert(const double* point, const double* scale, const char* name, double rotation)
{
    std::cout << "Inserting block " << name << " rotation " << rotation << " pos " << point[0] << "," << point[1] << "," << point[2] << std::endl;
    for(std::map<std::string,std::vector<Part::TopoShape*> > ::const_iterator i = layers.begin(); i != layers.end(); ++i) {
        std::string k = i->first;
        std::string prefix = "BLOCKS ";
        prefix += name;
        prefix += " ";
        if(k.substr(0, prefix.size()) == prefix) {
            BRep_Builder builder;
            TopoDS_Compound comp;
            builder.MakeCompound(comp);
            std::vector<Part::TopoShape*> v = i->second;
            for(std::vector<Part::TopoShape*>::const_iterator j = v.begin(); j != v.end(); ++j) { 
                const TopoDS_Shape& sh = (*j)->_Shape;
                if (!sh.IsNull())
                    builder.Add(comp, sh);
            }
            if (!comp.IsNull()) {
                Part::TopoShape* pcomp = new Part::TopoShape(comp);
                Base::Matrix4D mat;
                mat.scale(scale[0],scale[1],scale[2]);
                mat.rotZ(rotation);
                mat.move(point[0],point[1],point[2]);
                pcomp->transformShape(mat,true);
                AddObject(pcomp);
            }
        }
    } 
}

开发者ID:hulu1528，项目名称:FreeCAD，代码行数:30，代码来源:DraftDxf.cpp

示例3: isOrthogonal

PyObject* MatrixPy::isOrthogonal(PyObject * args)
{
    double eps=1.0e-06;
    if (!PyArg_ParseTuple(args, "|d",&eps))
        return 0;
    const Base::Matrix4D& mat = *getMatrixPtr();
    Base::Matrix4D trp = mat;
    trp.transpose();
    trp = trp * mat;

    bool ok = true;
    double mult = trp[0][0];
    for (int i=0; i<4 && ok; i++) {
        for (int j=0; j<4 && ok; j++) {
            if (i != j) {
                if (fabs(trp[i][j]) > eps) {
                    ok = false;
                    break;
                }
            }
            else { // the main diagonal
                if (fabs(trp[i][j]-mult) > eps) {
                    ok = false;
                    break;
                }
            }
        }
    }

    return Py::new_reference_to(Py::Float(ok ? mult : 0.0));
}

开发者ID:AjinkyaDahale，项目名称:FreeCAD，代码行数:31，代码来源:MatrixPyImp.cpp

示例4: DocumentObjectExecReturn

App::DocumentObjectExecReturn *Prism::execute(void)
{
    // Build a prism
    if (Polygon.getValue() < 3)
        return new App::DocumentObjectExecReturn("Polygon of prism is invalid, must have 3 or more sides");
    if (Circumradius.getValue() < Precision::Confusion())
        return new App::DocumentObjectExecReturn("Circumradius of the polygon, of the prism, is too small");
    if (Height.getValue() < Precision::Confusion())
        return new App::DocumentObjectExecReturn("Height of prism is too small");
    try {
        long nodes = Polygon.getValue();

        Base::Matrix4D mat;
        mat.rotZ(Base::toRadians(360.0/nodes));

        // create polygon
        BRepBuilderAPI_MakePolygon mkPoly;
        Base::Vector3d v(Circumradius.getValue(),0,0);
        for (long i=0; i<nodes; i++) {
            mkPoly.Add(gp_Pnt(v.x,v.y,v.z));
            v = mat * v;
        }
        mkPoly.Add(gp_Pnt(v.x,v.y,v.z));
        BRepBuilderAPI_MakeFace mkFace(mkPoly.Wire());
        BRepPrimAPI_MakePrism mkPrism(mkFace.Face(), gp_Vec(0,0,Height.getValue()));
        this->Shape.setValue(mkPrism.Shape());
    }
    catch (Standard_Failure& e) {

        return new App::DocumentObjectExecReturn(e.GetMessageString());
    }

    return Primitive::execute();
}

开发者ID:itain，项目名称:FreeCAD，代码行数:34，代码来源:PrimitiveFeature.cpp

示例5: DocumentObjectExecReturn

App::DocumentObjectExecReturn *RegularPolygon::execute(void)
{
    // Build a regular polygon
    if (Polygon.getValue() < 3)
        return new App::DocumentObjectExecReturn("the polygon is invalid, must have 3 or more sides");
    if (Circumradius.getValue() < Precision::Confusion())
        return new App::DocumentObjectExecReturn("Circumradius of the polygon is too small");

    try {
        long nodes = Polygon.getValue();

        Base::Matrix4D mat;
        mat.rotZ(Base::toRadians(360.0/nodes));

        // create polygon
        BRepBuilderAPI_MakePolygon mkPoly;
        Base::Vector3d v(Circumradius.getValue(),0,0);
        for (long i=0; i<nodes; i++) {
            mkPoly.Add(gp_Pnt(v.x,v.y,v.z));
            v = mat * v;
        }
        mkPoly.Add(gp_Pnt(v.x,v.y,v.z));
        this->Shape.setValue(mkPoly.Shape());
    }
    catch (Standard_Failure) {
        Handle_Standard_Failure e = Standard_Failure::Caught();
        return new App::DocumentObjectExecReturn(e->GetMessageString());
    }

    return App::DocumentObject::StdReturn;
}

开发者ID:MarcusWolschon，项目名称:FreeCAD_sf_master，代码行数:31，代码来源:PrimitiveFeature.cpp

示例6: DocumentObjectExecReturn

App::DocumentObjectExecReturn *Prism::execute(void)
{
    // Build a prism
    if (Polygon.getValue() < 3)
        return new App::DocumentObjectExecReturn("Polygon of prism is invalid");
    if (Length.getValue() < Precision::Confusion())
        return new App::DocumentObjectExecReturn("Radius of prism too small");
    if (Height.getValue() < Precision::Confusion())
        return new App::DocumentObjectExecReturn("Height of prism too small");
    try {
        long nodes = Polygon.getValue();

        Base::Matrix4D mat;
        mat.rotZ(Base::toRadians(360.0/nodes));

        // create polygon
        BRepBuilderAPI_MakePolygon mkPoly;
        Base::Vector3d v(Length.getValue(),0,0);
        for (long i=0; i<nodes; i++) {
            mkPoly.Add(gp_Pnt(v.x,v.y,v.z));
            v = mat * v;
        }
        mkPoly.Add(gp_Pnt(v.x,v.y,v.z));
        BRepBuilderAPI_MakeFace mkFace(mkPoly.Wire());
        BRepPrimAPI_MakePrism mkPrism(mkFace.Face(), gp_Vec(0,0,Height.getValue()));
        this->Shape.setValue(mkPrism.Shape());
    }
    catch (Standard_Failure) {
        Handle_Standard_Failure e = Standard_Failure::Caught();
        return new App::DocumentObjectExecReturn(e->GetMessageString());
    }

    return App::DocumentObject::StdReturn;
}

开发者ID:jmaustpc，项目名称:FreeCAD_sf_master，代码行数:34，代码来源:PrimitiveFeature.cpp

示例7: PlaceBox

// Create a Box and Place it a coords (x,y,z)
MeshObjectRef PlaceBox(float x, float y, float z)
{
    MeshObjectRef mesh = new Mesh::MeshObject(*globalBox);
    Base::Matrix4D m;
    m.move(x,y,z);
    mesh->getKernel().Transform(m);
    return mesh;
}

开发者ID:Didier94，项目名称:FreeCAD_sf_master，代码行数:9，代码来源:Command.cpp

示例8: transposed

PyObject* MatrixPy::transposed(PyObject * args)
{
    if (!PyArg_ParseTuple(args, ""))
        return NULL;

    PY_TRY {
        Base::Matrix4D m = *getMatrixPtr();
        m.transpose();
        return new MatrixPy(m);
    }
    PY_CATCH;

    Py_Return;
}

开发者ID:AjinkyaDahale，项目名称:FreeCAD，代码行数:14，代码来源:MatrixPyImp.cpp

示例9: translate

PyObject*  MeshPy::translate(PyObject *args)
{
    float x,y,z;
    if (!PyArg_ParseTuple(args, "fff",&x,&y,&z))
        return NULL;

    PY_TRY {
        Base::Matrix4D m;
        m.move(x,y,z);
        getMeshObjectPtr()->getKernel().Transform(m);
    } PY_CATCH;

    Py_Return;
}

开发者ID:msocorcim，项目名称:FreeCAD，代码行数:14，代码来源:MeshPyImp.cpp

示例10: transformGeometry

void PointKernel::transformGeometry(const Base::Matrix4D &rclMat)
{
    std::vector<value_type>& kernel = getBasicPoints();
    QtConcurrent::blockingMap(kernel, [rclMat](value_type& value) {
        rclMat.multVec(value, value);
    });
}

开发者ID:pgilfernandez，项目名称:FreeCAD，代码行数:7，代码来源:Points.cpp

示例11: rotate

PyObject*  MeshPy::rotate(PyObject *args)
{
    double x,y,z;
    if (!PyArg_ParseTuple(args, "ddd",&x,&y,&z))
        return NULL;

    PY_TRY {
        Base::Matrix4D m;
        m.rotX(x);
        m.rotY(y);
        m.rotZ(z);
        getMeshObjectPtr()->getKernel().Transform(m);
    } PY_CATCH;

    Py_Return;
}

开发者ID:msocorcim，项目名称:FreeCAD，代码行数:16，代码来源:MeshPyImp.cpp

示例12: rotateButtonClicked

void TaskProjGroup::rotateButtonClicked(void)
{
    if ( multiView && ui ) {
        const QObject *clicked = sender();

        // Any translation/scale/etc applied here will be ignored, as
        // DrawProjGroup::setFrontViewOrientation() only
        // uses it to set Direction and XAxisDirection.
        Base::Matrix4D m = multiView->viewOrientationMatrix.getValue();

        // TODO: Construct these directly
        Base::Matrix4D t;

        //TODO: Consider changing the vectors around depending on whether we're in First or Third angle mode - might be more intuitive? IR
        if ( clicked == ui->butTopRotate ) {
            t.rotX(M_PI / -2);
        } else if ( clicked == ui->butCWRotate ) {
            t.rotY(M_PI / -2);
        } else if ( clicked == ui->butRightRotate) {
            t.rotZ(M_PI / 2);
        } else if ( clicked == ui->butDownRotate) {
            t.rotX(M_PI / 2);
        } else if ( clicked == ui->butLeftRotate) {
            t.rotZ(M_PI / -2);
        } else if ( clicked == ui->butCCWRotate) {
            t.rotY(M_PI / 2);
        }
        m *= t;

        multiView->setFrontViewOrientation(m);
        Gui::Command::updateActive();
    }
}

开发者ID:davidlni，项目名称:FreeCAD，代码行数:33，代码来源:TaskProjGroup.cpp

示例13: convert

SbMatrix ViewProvider::convert(const Base::Matrix4D &rcMatrix) const
{
    double dMtrx[16];
    rcMatrix.getGLMatrix(dMtrx);
    return SbMatrix(dMtrx[0], dMtrx[1], dMtrx[2],  dMtrx[3],
                    dMtrx[4], dMtrx[5], dMtrx[6],  dMtrx[7],
                    dMtrx[8], dMtrx[9], dMtrx[10], dMtrx[11],
                    dMtrx[12],dMtrx[13],dMtrx[14], dMtrx[15]);
}

开发者ID:mdjurfeldt，项目名称:FreeCAD，代码行数:9，代码来源:ViewProvider.cpp

示例14: setTransformation

void ViewProvider::setTransformation(const Base::Matrix4D &rcMatrix)
{
    double dMtrx[16];
    rcMatrix.getGLMatrix(dMtrx);

    pcTransform->setMatrix(SbMatrix(dMtrx[0], dMtrx[1], dMtrx[2],  dMtrx[3],
                                    dMtrx[4], dMtrx[5], dMtrx[6],  dMtrx[7],
                                    dMtrx[8], dMtrx[9], dMtrx[10], dMtrx[11],
                                    dMtrx[12],dMtrx[13],dMtrx[14], dMtrx[15]));
}

开发者ID:mdjurfeldt，项目名称:FreeCAD，代码行数:10，代码来源:ViewProvider.cpp

示例15: addTransformation

void Builder3D::addTransformation(const Base::Matrix4D& transform)
{
    Base::Vector3f cAxis, cBase;
    float fAngle, fTranslation;
    transform.toAxisAngle(cBase, cAxis,fAngle,fTranslation);
    cBase.x = (float)transform[0][3];
    cBase.y = (float)transform[1][3];
    cBase.z = (float)transform[2][3];
    addTransformation(cBase,cAxis,fAngle);
}

开发者ID:kwahoo2，项目名称:FreeCAD，代码行数:10，代码来源:Builder3D.cpp

示例16: Restore

void PropertyPointKernel::Restore(Base::XMLReader &reader)
{
    reader.readElement("Points");
    std::string file (reader.getAttribute("file") );

    if (!file.empty()) {
        // initate a file read
        reader.addFile(file.c_str(),this);
    }
    if(reader.DocumentSchema > 3)
    {
        std::string Matrix (reader.getAttribute("mtrx") );
        Base::Matrix4D mtrx;
        mtrx.fromString(Matrix);

        aboutToSetValue();
        _cPoints->setTransform(mtrx);
        hasSetValue();
    }
}

开发者ID:AllenBootung，项目名称:FreeCAD，代码行数:20，代码来源:PropertyPointKernel.cpp

示例17: inverse

PyObject* MatrixPy::inverse(PyObject * args)
{
    if (!PyArg_ParseTuple(args, ""))
        return NULL;

    PY_TRY {
        if (fabs(getMatrixPtr()->determinant()) > DBL_EPSILON) {
            Base::Matrix4D m = *getMatrixPtr();
            m.inverseGauss();
            return new MatrixPy(m);
        }
        else {
            PyErr_SetString(Base::BaseExceptionFreeCADError, "Cannot invert singular matrix");
            return 0;
        }
    }
    PY_CATCH;

    Py_Return;
}

开发者ID:AjinkyaDahale，项目名称:FreeCAD，代码行数:20，代码来源:MatrixPyImp.cpp

示例18: Exception

Base::Matrix4D AbstractPolygonTriangulator::GetTransformToFitPlane() const
{
    PlaneFit planeFit;
    for (std::vector<Base::Vector3f>::const_iterator it = _points.begin(); it!=_points.end(); ++it)
        planeFit.AddPoint(*it);

    if (planeFit.Fit() == FLOAT_MAX)
        throw Base::Exception("Plane fit failed");

    Base::Vector3f bs = planeFit.GetBase();
    Base::Vector3f ex = planeFit.GetDirU();
    Base::Vector3f ey = planeFit.GetDirV();
    Base::Vector3f ez = planeFit.GetNormal();

    // build the matrix for the inverse transformation
    Base::Matrix4D rInverse;
    rInverse.setToUnity();
    rInverse[0][0] = ex.x; rInverse[0][1] = ey.x; rInverse[0][2] = ez.x; rInverse[0][3] = bs.x;
    rInverse[1][0] = ex.y; rInverse[1][1] = ey.y; rInverse[1][2] = ez.y; rInverse[1][3] = bs.y;
    rInverse[2][0] = ex.z; rInverse[2][1] = ey.z; rInverse[2][2] = ez.z; rInverse[2][3] = bs.z;

    return rInverse;
}

开发者ID:PrLayton，项目名称:SeriousFractal，代码行数:23，代码来源:Triangulation.cpp

示例19: transformGeometry

void PropertyNormalList::transformGeometry(const Base::Matrix4D &mat)
{
    // A normal vector is only a direction with unit length, so we only need to rotate it
    // (no translations or scaling)

    // Extract scale factors (assumes an orthogonal rotation matrix)
    // Use the fact that the length of the row vectors of R are all equal to 1
    // And that scaling is applied after rotating
    double s[3];
    s[0] = sqrt(mat[0][0] * mat[0][0] + mat[0][1] * mat[0][1] + mat[0][2] * mat[0][2]);
    s[1] = sqrt(mat[1][0] * mat[1][0] + mat[1][1] * mat[1][1] + mat[1][2] * mat[1][2]);
    s[2] = sqrt(mat[2][0] * mat[2][0] + mat[2][1] * mat[2][1] + mat[2][2] * mat[2][2]);

    // Set up the rotation matrix: zero the translations and make the scale factors = 1
    Base::Matrix4D rot;
    rot.setToUnity();
    for (unsigned short i = 0; i < 3; i++) {
        for (unsigned short j = 0; j < 3; j++) {
            rot[i][j] = mat[i][j] / s[i];
        }
    }

    aboutToSetValue();

    // Rotate the normal vectors
#ifdef _WIN32
    Concurrency::parallel_for_each(_lValueList.begin(), _lValueList.end(), [rot](Base::Vector3f& value) {
        value = rot * value;
    });
#else
    QtConcurrent::blockingMap(_lValueList, [rot](Base::Vector3f& value) {
        rot.multVec(value, value);
    });
#endif

    hasSetValue();
}

开发者ID:DevJohan，项目名称:FreeCAD_sf_master，代码行数:37，代码来源:Properties.cpp

示例20: sqrt

// Analyse the a transformation Matrix and describe the transformation
std::string Matrix4D::analyse(void) const
{
    const double eps=1.0e-06;
    bool hastranslation = (dMtrx4D[0][3] != 0.0 ||
            dMtrx4D[1][3] != 0.0 || dMtrx4D[2][3] != 0.0);
    const Base::Matrix4D unityMatrix = Base::Matrix4D();
    std::string text;
    if (*this == unityMatrix)
    {
        text = "Unity Matrix";
    }
    else
    {
        if (dMtrx4D[3][0] != 0.0 || dMtrx4D[3][1] != 0.0 ||
            dMtrx4D[3][2] != 0.0 || dMtrx4D[3][3] != 1.0)
        {
            text = "Projection";
        }
        else //translation and affine 
        {
            if (dMtrx4D[0][1] == 0.0 &&  dMtrx4D[0][2] == 0.0 &&
                dMtrx4D[1][0] == 0.0 &&  dMtrx4D[1][2] == 0.0 &&
                dMtrx4D[2][0] == 0.0 &&  dMtrx4D[2][1] == 0.0) //scaling
            {
                std::ostringstream stringStream;
                stringStream << "Scale [" << dMtrx4D[0][0] << ", "  <<
                    dMtrx4D[1][1] << ", " << dMtrx4D[2][2] << "]";
                text = stringStream.str();
            }
            else
            {
                Base::Matrix4D sub;
                sub[0][0] = dMtrx4D[0][0]; sub[0][1] = dMtrx4D[0][1];
                sub[0][2] = dMtrx4D[0][2]; sub[1][0] = dMtrx4D[1][0];
                sub[1][1] = dMtrx4D[1][1]; sub[1][2] = dMtrx4D[1][2];
                sub[2][0] = dMtrx4D[2][0]; sub[2][1] = dMtrx4D[2][1];
                sub[2][2] = dMtrx4D[2][2];

                Base::Matrix4D trp = sub;
                trp.transpose();
                trp = trp * sub;
                bool ortho = true;
                for (int i=0; i<4 && ortho; i++) {
                    for (int j=0; j<4 && ortho; j++) {
                        if (i != j) {
                            if (fabs(trp[i][j]) > eps) {
                                ortho = false;
                                break;
                            }
                        }
                    }
                }

                double determinant = sub.determinant();
                if (ortho)
                {
                    if (fabs(determinant-1.0)<eps ) //rotation
                    {
                        text = "Rotation Matrix";
                    }
                    else
                    {
                        if (fabs(determinant+1.0)<eps ) //rotation
                        {
                            text = "Rotinversion Matrix";
                        }
                        else //scaling with rotation
                        {
                            std::ostringstream stringStream;
                            stringStream << "Scale and Rotate ";
                            if (determinant<0.0 )
                                stringStream << "and Invert ";
                            stringStream << "[ " <<
            sqrt(trp[0][0]) << ", "  << sqrt(trp[1][1]) << ", " <<
            sqrt(trp[2][2]) << "]";
                                text = stringStream.str();
                        }
                    }
                }
                else
                {
                    std::ostringstream stringStream;
                    stringStream << "Affine with det= " <<
                        determinant;
                    text = stringStream.str();
                }
            }
        }
        if (hastranslation)
            text += " with Translation";
    }
    return text;
}

开发者ID:Daedalus12，项目名称:FreeCAD_sf_master，代码行数:94，代码来源:Matrix.cpp

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