void ShapeNode::setLighting (int i)
{
if (lightingEnabled==(bool)i) return;
lightingEnabled = (bool)i;
if (shapeGeode.valid() && !stateset->s_thing)
{
osg::StateSet *ss = shapeGeode->getOrCreateStateSet();
if (lightingEnabled) ss->setMode( GL_LIGHTING, osg::StateAttribute::ON );
else ss->setMode( GL_LIGHTING, osg::StateAttribute::OFF );
}
BROADCAST(this, "si", "setLighting", getLighting());
}
std::vector<lo_message> ShapeNode::getState () const
{
// inherit state from base class
std::vector<lo_message> ret = GroupNode::getState();
lo_message msg;
osg::Vec3 v;
osg::Vec4 v4;
//std::cout << "in getState. shape=" << shape << ", textureName=" << textureName << std::endl;
msg = lo_message_new();
lo_message_add(msg, "si", "setBillboard", getBillboard());
ret.push_back(msg);
msg = lo_message_new();
v4 = this->getColor();
lo_message_add(msg, "sffff", "setColor", v4.x(), v4.y(), v4.z(), v4.w());
ret.push_back(msg);
msg = lo_message_new();
lo_message_add(msg, "ss", "setTextureFromFile", texturePath.c_str());
ret.push_back(msg);
msg = lo_message_new();
lo_message_add(msg, "ss", "setStateSet", getStateSet());
ret.push_back(msg);
msg = lo_message_new();
lo_message_add(msg, "si", "setRenderBin", getRenderBin());
ret.push_back(msg);
msg = lo_message_new();
lo_message_add(msg, "si", "setLighting", getLighting());
ret.push_back(msg);
// put this one last:
msg = lo_message_new();
lo_message_add(msg, "si", "setShape", getShape());
ret.push_back(msg);
return ret;
}
color rayTrace(Ray &ray, int times)
{
float t = (float)(~(1<<31));
int iObjectIndex = 0;
color c, cRefl;
vect point;
if(times < MAX_REFLECTION_TIMES_LIMIT)
{
if(rayIntersect(ray, iObjectIndex, t))
{
point = ray.d * t + ray.p0;
Ray newRay= Ray(point, g_papoObjects[iObjectIndex]->getReflection((-1.0)*ray.d,point));
cRefl = rayTrace(newRay, times + 1);
c = getLighting(ray, point,iObjectIndex) *(1 - g_papoObjects[iObjectIndex]->reflPerc) + g_papoObjects[iObjectIndex]->reflPerc * cRefl;
}
}
return c;
}
