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#ifndef CondFormats_RPCObjects_RPCFebConnector_icc
#define CondFormats_RPCObjects_RPCFebConnector_icc
#include "CondFormats/RPCObjects/interface/RPCFebConnector.h"
#include "FWCore/Utilities/interface/Exception.h"
inline unsigned int RPCFebConnector::bit_count(std::uint16_t value) {
// sum per nibble
value -= (((value >> 1) & 0x7777) + ((value >> 2) & 0x3333) + ((value >> 3) & 0x1111));
value = (value + (value >> 4)) & 0x0f0f;
return ((value + (value >> 8)) & 0x1f);
}
inline void RPCFebConnector::reset() {
first_strip_ = 1;
slope_ = 1;
channels_ = 0x0;
rpc_det_id_ = RPCDetId(0, 0, 1, 1, 1, 1, 0).rawId();
}
inline RPCDetId RPCFebConnector::getRPCDetId() const { return RPCDetId(rpc_det_id_); }
inline unsigned int RPCFebConnector::getFirstStrip() const { return first_strip_; }
inline int RPCFebConnector::getSlope() const { return slope_; }
inline std::uint16_t RPCFebConnector::getChannels() const { return channels_; }
inline RPCFebConnector& RPCFebConnector::setRPCDetId(RPCDetId const& rpc_det_id) {
rpc_det_id_ = rpc_det_id.rawId();
return *this;
}
inline RPCFebConnector& RPCFebConnector::setFirstStrip(unsigned int first_strip) {
if (first_strip >= min_first_strip_ && first_strip <= max_first_strip_)
first_strip_ = first_strip;
else
throw cms::Exception("OutOfRange") << "Out-of-range input for RPCFebConnector first strip: " << first_strip;
return *this;
}
inline RPCFebConnector& RPCFebConnector::setSlope(int slope) {
slope_ = (slope < 0 ? -1 : 1);
return *this;
}
inline RPCFebConnector& RPCFebConnector::setChannels(std::uint16_t channels) {
channels_ = channels;
return *this;
}
inline bool RPCFebConnector::isActive(unsigned int channel) const {
if (channel > 0 && channel <= nchannels_)
return (channels_ & (0x1 << (channel - 1)));
return false;
}
inline unsigned int RPCFebConnector::getNChannels() const { return bit_count(channels_); }
inline unsigned int RPCFebConnector::getStrip(unsigned int channel) const {
if (!isActive(channel))
return 0;
int active_channels = bit_count(std::uint16_t(channels_ & ((0x1 << (channel - 1)) - 1)));
return (int)first_strip_ + slope_ * active_channels;
}
inline bool RPCFebConnector::hasStrip(unsigned int strip) const {
int offset = slope_ * (strip - first_strip_);
return (offset >= 0 && offset < (int)getNChannels());
}
inline unsigned int RPCFebConnector::getChannel(unsigned int strip) const {
int offset = slope_ * (strip - first_strip_);
if (offset < 0 || offset >= (int)getNChannels())
return 0;
std::uint16_t channels(channels_);
for (unsigned int channel = 1; channels; channels >>= 1, ++channel)
if (channels & 0x1) {
if (!offset)
return channel;
--offset;
}
return 0;
}
#endif // CondFormats_RPCObjects_RPCFebConnector_icc
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