/// hum. read the doc, then come back here. then try to figure.
void
dxfInsert::drawScene(scene* sc)
{
// INSERTs can be nested. So pull the current matrix
// and push it back after we fill our context
// This is a snapshot in time. I will rewrite all this to be cleaner,
// but for now, it seems working fine
// (with the files I have, the results are equal to Voloview,
// and better than Deep Exploration and Lightwave).
// sanity check (useful when no block remains after all unsupported entities have been filtered out)
if (!_block)
return;
Matrixd back = sc->backMatrix();
Matrixd m;
m.makeIdentity();
sc->pushMatrix(m, true);
Vec3d trans = _block->getPosition();
sc->blockOffset(-trans);
if (_rotation) {
sc->pushMatrix(Matrixd::rotate(osg::DegreesToRadians(_rotation), 0,0,1));
}
sc->pushMatrix(Matrixd::scale(_scale.x(), _scale.y(), _scale.z()));
sc->pushMatrix(Matrixd::translate(_point.x(), _point.y(), _point.z()));
getOCSMatrix(_ocs, m);
sc->pushMatrix(m);
sc->pushMatrix(back);
EntityList& l = _block->getEntityList();
for (EntityList::iterator itr = l.begin(); itr != l.end(); ++itr) {
dxfBasicEntity* e = (*itr)->getEntity();
if (e) {
e->drawScene(sc);
}
}
sc->popMatrix(); // ocs
sc->popMatrix(); // translate
sc->popMatrix(); // scale
if (_rotation) {
sc->popMatrix(); // rotate
}
sc->popMatrix(); // identity
sc->popMatrix(); // back
sc->blockOffset(Vec3d(0,0,0));
}
void CAVEGeodeIconToolkitRotate::setMatrixTrans(osg::MatrixTransform *matTrans)
{
Matrixd rotMat;
if (mAxisAlignment == X_AXIS)
{
rotMat = Matrixd(Quat(M_PI * 0.5, Vec3(0, 1, 0)));
}
else if (mAxisAlignment == Y_AXIS)
{
rotMat = Matrixd(Quat(M_PI * 0.5, Vec3(1, 0, 0)));
}
else rotMat.makeIdentity();
matTrans->setMatrix(rotMat);
}
void CAVEGeodeIconToolkitMove::setMatrixTrans(MatrixTransform *matTrans)
{
Matrixd rotMat;
if (mFaceOrient == FRONT_BACK)
{
rotMat = Matrixd(Quat(M_PI * 0.5, Vec3(1, 0, 0)));
}
else if (mFaceOrient == LEFT_RIGHT)
{
rotMat = Matrixd(Quat(M_PI * 0.5, Vec3(0, 1, 0)));
}
else rotMat.makeIdentity();
matTrans->setMatrix(rotMat);
}
