示例#1
0
OSG::Matrix VRPhysics::fromBTTransform(const btTransform t, OSG::Vec3f scale) {
    OSG::Matrix m = fromBTTransform(t);

    // apply scale
    OSG::Matrix s;
    s.setScale(scale);
    m.mult(s);
    return m;
}
void Animate()
{
    //Show FPS
    //showFpsCounter();

    if(bAnim == true)
    {
        static OSG::Real64   t0 = OSG::getSystemTime();
        
        OSG::Real64          t = OSG::getSystemTime() - t0;
        
        OSG::Real32          rot0 = t * 0.25;
        if(rot0 > 360.0)
            rot0 -= 360.0;
        
        OSG::Real32          rota = t * 0.5;
        if(rota > 360.0)
            rota -= 360.0;
        
        OSG::Real32          rotb = t * 1.0;
        if(rotb > 360.0)
            rotb -= 360.0;
        
        OSG::Real32          rotc = t * 1.5;
        if(rotc > 360.0)
            rotc -= 360.0;
        
        OSG::Real32          rotd = t * 2.0;
        if(rotd > 360.0)
            rotd -= 360.0;
        
        //    _light2_trans->editMatrix().setTranslate(-100.0*sin(rota),-100.0*cos(rota), 250.0);
        
        //animate Trees
        OSG::Quaternion      q;
        
        q.setValueAsAxisRad(1, 1, 1, 0.5 * sin(rota));
        _tree1_trans->editMatrix().setRotate(q);
        _tree1_trans->editMatrix().setScale(OSG::Vec3f(12.0, 12.0, 10.0));
        
        q.setIdentity();
        
        q.setValueAsAxisRad(1, 1, 1, 0.5 * sin(rotc));
        _tree2_trans->editMatrix().setRotate(q);
        _tree2_trans->editMatrix().setScale(OSG::Vec3f(12.0, 12.0, 10.0));
        
        q.setIdentity();
        
        q.setValueAsAxisRad(1, 1, 1, 0.5 * sin(rotb));
        _tree3_trans->editMatrix().setRotate(q);
        _tree3_trans->editMatrix().setScale(OSG::Vec3f(12.0, 12.0, 10.0));
        
        q.setIdentity();
        
        q.setValueAsAxisRad(1, 1, 1, 0.5 * sin(rotb));
        _tree4_trans->editMatrix().setRotate(q);
        _tree4_trans->editMatrix().setScale(OSG::Vec3f(12.0, 12.0, 10.0));
        
        q.setIdentity();
        
        q.setValueAsAxisRad(1, 1, 1, 0.5 * sin(rotc));
        _tree5_trans->editMatrix().setRotate(q);
        _tree5_trans->editMatrix().setScale(OSG::Vec3f(12.0, 12.0, 10.0));
        
        q.setIdentity();
        
        q.setValueAsAxisRad(1, 1, 1, 0.5 * sin(rotb));
        _tree6_trans->editMatrix().setRotate(q);
        _tree6_trans->editMatrix().setScale(OSG::Vec3f(12.0, 12.0, 10.0));
        
        q.setIdentity();
        
        q.setValueAsAxisRad(1, 1, 1, 0.5 * sin(rotd));
        _tree7_trans->editMatrix().setRotate(q);
        _tree7_trans->editMatrix().setScale(OSG::Vec3f(12.0, 12.0, 10.0));
        
        q.setIdentity();
        
        q.setValueAsAxisRad(1, 1, 1, 0.5 * sin(rotb));
        _tree8_trans->editMatrix().setRotate(q);
        _tree8_trans->editMatrix().setScale(OSG::Vec3f(12.0, 12.0, 10.0));
        
        q.setIdentity();
        
        q.setValueAsAxisRad(1, 1, 1, 0.5 * sin(rotc));
        _tree9_trans->editMatrix().setRotate(q);
        _tree9_trans->editMatrix().setScale(OSG::Vec3f(12.0, 12.0, 10.0));
        
        q.setIdentity();
        
        {
            OSG::Matrix  m;
            m.setIdentity();
            OSG::Vec3f   scale(0.15f,0.15f,0.15f);
            OSG::Vec3f   trans(-40.0 * sin(rotb),-40.0 * cos(rotb),
                          50.0 + 25.0 * sin(rotd));
            q.setValueAsAxisRad(0, 0, 1, -rotb);
            m.setTransform(trans, q, scale);
            _obj1_trans->setMatrix(m);
        }
        
        
        // {
        //     _light2_trans->editMatrix().setTranslate(-40.0 * sin(rotb), -40.0 *
        //                                              cos(rotb),
        //                                              50.0 + 25.0 * sin(rotd));
        // }
        
        //animate Dinos
        
        {
            OSG::Matrix  m;
            m.setIdentity();
            OSG::Vec3f   scale(5.0,5.0,5.0);
            OSG::Real32  ztrans1 = sin(2.0 * rotd);
            if(ztrans1 < 0)
                ztrans1 *= -1.0;
            OSG::Vec3f   trans(-96.0 * cos(rot0),-96.0 * sin(rot0),
                          10.0 + 8.0 * ztrans1);
            m.setScale(OSG::Vec3f(5.0, 5.0, 5.0));
            q.setValueAsAxisRad(0, 0, 1, rot0 - 170);
            m.setTransform(trans, q, scale);
            _dino1_trans->setMatrix(m);
        }
        
        {
            OSG::Matrix  m;
            m.setIdentity();
            OSG::Vec3f   scale(3.0,3.0,3.0);
            OSG::Real32  ztrans1 = sin(2.5 * rotd);
            if(ztrans1 < 0)
                ztrans1 *= -1.0;
            OSG::Vec3f   trans(-96.0 * cos((rot0 - 0.5)),-96.0 * sin((rot0 - 0.5)),
                          6.0 + 8.0 * ztrans1);
            m.setScale(OSG::Vec3f(5.0, 5.0, 5.0));
            q.setValueAsAxisRad(0, 0, 1, rot0 - 169.9);
            m.setTransform(trans, q, scale);
            _dino2_trans->setMatrix(m);
        }
        
        {
            OSG::Matrix  m;
            m.setIdentity();
            OSG::Vec3f   scale(3.0,3.0,3.0);
            OSG::Real32  ztrans1 = sin(3.0 * rotd);
            if(ztrans1 < 0)
                ztrans1 *= -1.0;
            OSG::Vec3f   trans(-96.0 * cos((rot0 - 0.8)),-96.0 * sin((rot0 - 0.8)),
                          6.0 + 8.0 * ztrans1);
            m.setScale(OSG::Vec3f(5.0, 5.0, 5.0));
            q.setValueAsAxisRad(0, 0, 1, rot0 - 170.1);
            m.setTransform(trans, q, scale);
            _dino3_trans->setMatrix(m);
        }
        
        {
            OSG::Matrix  m;
            m.setIdentity();
            OSG::Vec3f   scale(3.0,3.0,3.0);
            OSG::Real32  ztrans1 = sin(2.75 * rotd);
            if(ztrans1 < 0)
                ztrans1 *= -1.0;
            OSG::Vec3f   trans(-96.0 * cos((rot0 - 1.2)),-96.0 * sin((rot0 - 1.2)),
                          6.0 + 8.0 * ztrans1);
            m.setScale(OSG::Vec3f(5.0, 5.0, 5.0));
            q.setValueAsAxisRad(0, 0, 1, rot0 - 170.1);
            m.setTransform(trans, q, scale);
            _dino4_trans->setMatrix(m);
        }
    }

    _navigator.idle(_mousebuttons, _lastx, _lasty);
    mgr->redraw();
}