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C++ MDoubleArray::set方法代码示例

本文整理汇总了C++中MDoubleArray::set方法的典型用法代码示例。如果您正苦于以下问题:C++ MDoubleArray::set方法的具体用法?C++ MDoubleArray::set怎么用?C++ MDoubleArray::set使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在MDoubleArray的用法示例。


在下文中一共展示了MDoubleArray::set方法的1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,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: readNurbs

MObject readNurbs(double iFrame, Alembic::AbcGeom::INuPatch & iNode,
    MObject & iObject)
{
    MStatus status;
    MObject obj;

    Alembic::AbcGeom::INuPatchSchema schema = iNode.getSchema();

    // no interpolation for now
    Alembic::AbcCoreAbstract::index_t index, ceilIndex;
    getWeightAndIndex(iFrame, schema.getTimeSampling(),
        schema.getNumSamples(), index, ceilIndex);

    Alembic::AbcGeom::INuPatchSchema::Sample samp;
    schema.get(samp, Alembic::Abc::ISampleSelector(index));

    Alembic::Abc::P3fArraySamplePtr pos = samp.getPositions();
    Alembic::Abc::FloatArraySamplePtr weights = samp.getPositionWeights();

    MString surfaceName(iNode.getName().c_str());

    unsigned int degreeU  = samp.getUOrder() - 1;
    unsigned int degreeV  = samp.getVOrder() - 1;
    unsigned int numCVInU = samp.getNumU();
    unsigned int numCVInV = samp.getNumV();

    // cv points
    unsigned int numCV = numCVInU*numCVInV;
    unsigned int curPos = 0;

    MPointArray controlVertices;
    controlVertices.setLength(numCV);

    for (unsigned int v = 0; v < numCVInV; ++v)
    {
        for (unsigned int u = 0; u < numCVInU; ++u, ++curPos)
        {
            unsigned int mayaIndex = u * numCVInV + (numCVInV - v - 1);
            MPoint pt((*pos)[curPos].x, (*pos)[curPos].y, (*pos)[curPos].z);

            if (weights)
            {
                pt.w = (*weights)[curPos];
            }

            // go from u,v order to reversed v, u order
            controlVertices.set(pt, mayaIndex);
        }
    }

    // Nurbs form
    // Alemblic file does not record the form of nurb surface, we get the form
    // by checking the CV data. If the first degree number CV overlap the last
    // degree number CV, then the form is kPeriodic. If only the first CV overlaps
    // the last CV, then the form is kClosed.
    MFnNurbsSurface::Form formU = MFnNurbsSurface::kPeriodic;
    MFnNurbsSurface::Form formV = MFnNurbsSurface::kPeriodic;
    // Check all curves
    bool notOpen = true;
    for (unsigned int v = 0; notOpen && v < numCVInV; v++) {
        for (unsigned int u = 0; u < degreeU; u++) {
            unsigned int firstIndex = u * numCVInV + (numCVInV - v - 1);
            unsigned int lastPeriodicIndex = (numCVInU - degreeU + u) * numCVInV + (numCVInV - v - 1);
            if (!controlVertices[firstIndex].isEquivalent(controlVertices[lastPeriodicIndex])) {
                formU = MFnNurbsSurface::kOpen;
                notOpen = false;
                break;
            }
        }
    }

    if (formU == MFnNurbsSurface::kOpen) {
        formU = MFnNurbsSurface::kClosed;
        for (unsigned int v = 0; v < numCVInV; v++) {
            unsigned int lastUIndex = (numCVInU - 1) * numCVInV + (numCVInV - v - 1);
            if (! controlVertices[numCVInV-v-1].isEquivalent(controlVertices[lastUIndex])) {
                formU = MFnNurbsSurface::kOpen;
                break;
            }
        }
    }

    notOpen = true;
    for (unsigned int u = 0; notOpen && u < numCVInU; u++) {
        for (unsigned int v = 0; v < degreeV; v++) {
            unsigned int firstIndex = u * numCVInV + (numCVInV - v - 1);
            unsigned int lastPeriodicIndex = u * numCVInV + (degreeV - v - 1); //numV - (numV - vDegree + v) - 1;
            if (!controlVertices[firstIndex].isEquivalent(controlVertices[lastPeriodicIndex])) {
                formV = MFnNurbsSurface::kOpen;
                notOpen = false;
                break;
            }
        }
    }
    if (formV == MFnNurbsSurface::kOpen) {
        formV = MFnNurbsSurface::kClosed;
        for (unsigned int u = 0; u < numCVInU; u++) {
            if (! controlVertices[u * numCVInV + (numCVInV-1)].isEquivalent(controlVertices[u * numCVInV])) {
                formV = MFnNurbsSurface::kOpen;
                break;
//.........这里部分代码省略.........
开发者ID:AndyHuang7601,项目名称:EpicGames-UnrealEngine,代码行数:101,代码来源:NurbsSurfaceHelper.cpp


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