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C++ Cylinder::set_scale_factors方法代码示例

本文整理汇总了C++中Cylinder::set_scale_factors方法的典型用法代码示例。如果您正苦于以下问题:C++ Cylinder::set_scale_factors方法的具体用法?C++ Cylinder::set_scale_factors怎么用?C++ Cylinder::set_scale_factors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Cylinder的用法示例。


在下文中一共展示了Cylinder::set_scale_factors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: main

/**
 * Run a simulation of block sliding with contact on by two muscles sliding with contact 
 */
int main()
{

    try {
        // Create a new OpenSim model
        Model osimModel;
        osimModel.setName("osimModel");
        osimModel.setAuthors("Matt DeMers");

        double Pi = SimTK::Pi;
            
        // Get the ground body
        Ground& ground = osimModel.updGround();
        ground.addMeshGeometry("checkered_floor.vtp");

        // create linkage body
        double linkageMass = 0.001, linkageLength = 0.5, linkageDiameter = 0.06;
        
        Vec3 linkageDimensions(linkageDiameter, linkageLength, linkageDiameter);
        Vec3 linkageMassCenter(0,linkageLength/2,0);
        Inertia linkageInertia = Inertia::cylinderAlongY(linkageDiameter/2.0, linkageLength/2.0);

        OpenSim::Body* linkage1 = new OpenSim::Body("linkage1", linkageMass, linkageMassCenter, linkageMass*linkageInertia);
        
        // Graphical representation
        Cylinder cyl;
        cyl.set_scale_factors(linkageDimensions);
        Frame* cyl1Frame = new PhysicalOffsetFrame(*linkage1, Transform(Vec3(0.0, linkageLength / 2.0, 0.0)));
        cyl1Frame->setName("Cyl1_frame");
        osimModel.addFrame(cyl1Frame);
        cyl.setFrameName("Cyl1_frame");
        linkage1->addGeometry(cyl);

        Sphere sphere(0.1);
        linkage1->addGeometry(sphere);
         
        // Creat a second linkage body
        OpenSim::Body* linkage2 = new OpenSim::Body(*linkage1);
        linkage2->setName("linkage2");
        Frame* cyl2Frame = new PhysicalOffsetFrame(*linkage2, Transform(Vec3(0.0, linkageLength / 2.0, 0.0)));
        cyl2Frame->setName("Cyl2_frame");
        osimModel.addFrame(cyl2Frame);
        (linkage2->upd_geometry(0)).setFrameName("Cyl2_frame");
        // Creat a block to be the pelvis
        double blockMass = 20.0, blockSideLength = 0.2;
        Vec3 blockMassCenter(0);
        Inertia blockInertia = blockMass*Inertia::brick(blockSideLength, blockSideLength, blockSideLength);
        OpenSim::Body *block = new OpenSim::Body("block", blockMass, blockMassCenter, blockInertia);
        Brick brick(SimTK::Vec3(0.05, 0.05, 0.05));
        block->addGeometry(brick);

        // Create 1 degree-of-freedom pin joints between the bodies to creat a kinematic chain from ground through the block
        Vec3 orientationInGround(0), locationInGround(0), locationInParent(0.0, linkageLength, 0.0), orientationInChild(0), locationInChild(0);

        PinJoint *ankle = new PinJoint("ankle", ground, locationInGround, orientationInGround, *linkage1, 
            locationInChild, orientationInChild);

        PinJoint *knee = new PinJoint("knee", *linkage1, locationInParent, orientationInChild, *linkage2,
            locationInChild, orientationInChild);

        PinJoint *hip = new PinJoint("hip", *linkage2, locationInParent, orientationInChild, *block,
            locationInChild, orientationInChild);
        
        double range[2] = {-SimTK::Pi*2, SimTK::Pi*2};
        CoordinateSet& ankleCoordinateSet = ankle->upd_CoordinateSet();
        ankleCoordinateSet[0].setName("q1");
        ankleCoordinateSet[0].setRange(range);

        CoordinateSet& kneeCoordinateSet = knee->upd_CoordinateSet();
        kneeCoordinateSet[0].setName("q2");
        kneeCoordinateSet[0].setRange(range);

        CoordinateSet& hipCoordinateSet = hip->upd_CoordinateSet();
        hipCoordinateSet[0].setName("q3");
        hipCoordinateSet[0].setRange(range);

        // Add the bodies to the model
        osimModel.addBody(linkage1);
        osimModel.addBody(linkage2);
        osimModel.addBody(block);

        // Add the joints to the model
        osimModel.addJoint(ankle);
        osimModel.addJoint(knee);
        osimModel.addJoint(hip);
        // Define contraints on the model
        //  Add a point on line constraint to limit the block to vertical motion

        Vec3 lineDirection(0,1,0), pointOnLine(0,0,0), pointOnBlock(0);
        PointOnLineConstraint *lineConstraint = new PointOnLineConstraint(ground, lineDirection, pointOnLine, *block, pointOnBlock);
        osimModel.addConstraint(lineConstraint);

        // Add PistonActuator between the first linkage and the block
        Vec3 pointOnBodies(0);
        PistonActuator *piston = new PistonActuator();
        piston->setName("piston");
        piston->setBodyA(linkage1);
//.........这里部分代码省略.........
开发者ID:fcanderson,项目名称:opensim-core,代码行数:101,代码来源:toyLeg_example.cpp


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