PassRefPtr<LightSource> SVGFESpotLightElement::lightSource() const
{
FloatPoint3D pos(x(), y(), z());
FloatPoint3D direction(pointsAtX(), pointsAtY(), pointsAtZ());
return SpotLightSource::create(pos, direction, specularExponent(), limitingConeAngle());
}
SVGLightSource* SVGFESpotLightElement::lightSource() const
{
FloatPoint3D pos(x(), y(), z());
// convert lookAt to a direction
FloatPoint3D direction(pointsAtX() - pos.x(),
pointsAtY() - pos.y(),
pointsAtZ() - pos.z());
direction.normalize();
return new SVGSpotLightSource(pos, direction, specularExponent(), limitingConeAngle());
}
FloatPoint3D SVGFELightElement::pointsAt() const
{
return FloatPoint3D(pointsAtX()->currentValue()->value(), pointsAtY()->currentValue()->value(), pointsAtZ()->currentValue()->value());
}
