L1TCommon/interface/ConvertToLUT.h

0001 #ifndef L1Trigger_L1TCommon_l1t_ConvertToLUT
0002 #define L1Trigger_L1TCommon_l1t_ConvertToLUT
0003
0004 #include <vector>
0005 #include <sstream>
0006 #include "CondFormats/L1TObjects/interface/LUT.h"
0007
0008 namespace l1t {
0009
0010   inline l1t::LUT convertToLUT(const std::vector<uint64_t> &v, int padding = -1) noexcept {
0011     unsigned int addrWidth = (32 - __builtin_clz(uint32_t(v.size() - 1)));
0012     std::stringstream oss;
0013     oss << "#<header> V1 " << addrWidth << " 31 </header> " << std::endl;  // hardcode 32 bits for data
0014     for (unsigned int i = 0; i < v.size(); i++)
0015       oss << i << " " << v[i] << std::endl;
0016     // add padding to 2^addrWidth rows
0017     if (padding >= 0)
0018       for (unsigned int i = v.size(); i < (size_t)(1 << addrWidth); i++)
0019         oss << i << " " << padding << std::endl;
0020
0021     l1t::LUT lut;
0022     lut.read(oss);
0023
0024     return lut;
0025   }
0026
0027   inline l1t::LUT convertToLUT(const std::vector<char> &v, int padding = -1) noexcept {
0028     return convertToLUT(std::vector<uint64_t>(v.begin(), v.end()), padding);
0029   }
0030   inline l1t::LUT convertToLUT(const std::vector<short> &v, int padding = -1) noexcept {
0031     return convertToLUT(std::vector<uint64_t>(v.begin(), v.end()), padding);
0032   }
0033   inline l1t::LUT convertToLUT(const std::vector<int> &v, int padding = -1) noexcept {
0034     return convertToLUT(std::vector<uint64_t>(v.begin(), v.end()), padding);
0035   }
0036   inline l1t::LUT convertToLUT(const std::vector<long> &v, int padding = -1) noexcept {
0037     return convertToLUT(std::vector<uint64_t>(v.begin(), v.end()), padding);
0038   }
0039   inline l1t::LUT convertToLUT(const std::vector<long long> &v, int padding = -1) noexcept {
0040     return convertToLUT(std::vector<uint64_t>(v.begin(), v.end()), padding);
0041   }
0042   inline l1t::LUT convertToLUT(const std::vector<unsigned char> &v, int padding = -1) noexcept {
0043     return convertToLUT(std::vector<uint64_t>(v.begin(), v.end()), padding);
0044   }
0045   inline l1t::LUT convertToLUT(const std::vector<unsigned short> &v, int padding = -1) noexcept {
0046     return convertToLUT(std::vector<uint64_t>(v.begin(), v.end()), padding);
0047   }
0048   inline l1t::LUT convertToLUT(const std::vector<unsigned int> &v, int padding = -1) noexcept {
0049     return convertToLUT(std::vector<uint64_t>(v.begin(), v.end()), padding);
0050   }
0051 }  // namespace l1t
0052
0053 #endif