//! Reads attributes of the scene node.
void CLightSceneNode::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options)
{
LightData.AmbientColor = in->getAttributeAsColorf("AmbientColor");
LightData.DiffuseColor = in->getAttributeAsColorf("DiffuseColor");
LightData.SpecularColor = in->getAttributeAsColorf("SpecularColor");
//TODO: clearify Radius and Linear Attenuation
#if 0
setRadius ( in->getAttributeAsFloat("Radius") );
#else
LightData.Radius = in->getAttributeAsFloat("Radius");
#endif
if (in->existsAttribute("Attenuation")) // might not exist in older files
LightData.Attenuation = in->getAttributeAsVector3d("Attenuation");
if (in->existsAttribute("OuterCone")) // might not exist in older files
LightData.OuterCone = in->getAttributeAsFloat("OuterCone");
if (in->existsAttribute("InnerCone")) // might not exist in older files
LightData.InnerCone = in->getAttributeAsFloat("InnerCone");
if (in->existsAttribute("Falloff")) // might not exist in older files
LightData.Falloff = in->getAttributeAsFloat("Falloff");
LightData.CastShadows = in->getAttributeAsBool("CastShadows");
LightData.Type = (video::E_LIGHT_TYPE)in->getAttributeAsEnumeration("LightType", video::LightTypeNames);
doLightRecalc ();
ILightSceneNode::deserializeAttributes(in, options);
}
/** Outside this radius the light won't lighten geometry and cast no
shadows. Setting the radius will also influence the attenuation, setting
it to (0,1/radius,0). If you want to override this behavior, set the
attenuation after the radius.
\param radius The new radius. */
void CLightSceneNode::setRadius(f32 radius)
{
//__android_log_print(ANDROID_LOG_INFO,"Enron","CLightSceneNode:setRadius()");
LightData.Radius=radius;
LightData.Attenuation.set(0.f, 1.f/radius, 0.f);
doLightRecalc();
}
//! pre render event
void CLightSceneNode::OnRegisterSceneNode()
{
doLightRecalc();
if (IsVisible)
SceneManager->registerNodeForRendering(this, ESNRP_LIGHT);
ISceneNode::OnRegisterSceneNode();
}
//! constructor
CLightSceneNode::CLightSceneNode(ISceneNode* parent, ISceneManager* mgr, s32 id,
const core::vector3df& position, video::SColorf color, f32 radius)
: ILightSceneNode(parent, mgr, id, position)
{
#ifdef _DEBUG
setDebugName("CLightSceneNode");
#endif
LightData.DiffuseColor = color;
// set some useful specular color
LightData.SpecularColor = color.getInterpolated(video::SColor(255,255,255,255),0.7f);
setRadius(radius);
doLightRecalc();
}
/** Outside this radius the light won't lighten geometry and cast no
shadows. Setting the radius will also influence the attenuation, setting
it to (0,1/radius,0). If you want to override this behavior, set the
attenuation after the radius.
\param radius The new radius. */
void CLightSceneNode::setRadius(f32 radius)
{
LightData.Radius=radius;
LightData.Attenuation.set(0.f, 1.f/radius, 0.f);
doLightRecalc();
}
