ืืื ืฉืคึผืื ืึทื ืืืืืงืืื ื, ืืืจ ืึธืคื ืืึทืจืคึฟื ืฆื ืืื ืื ืขืคึผืขืก ืืื ืจืึทื ืืึทืื ืึทืก: Unity ืืื ืืืื ืืืืืขื ืข ืจืึทื ืืึธื ืคึฟืึทืจ ืืขื, ืืื ืืื ืคึผืึทืจืึทืืขื ืขืก ืืื System.Random. ืึทืืึธื, ืืืืฃ ืืืื ืขืจ ืคืื ืื ืคึผืจืึทืืืฉืขืงืก, ืืื ืืึทื ืืขื ืจืืฉื ืึทื ืืืืืข ืงืขื ืขื ืึทืจืืขืื ืึทื ืืขืจืฉ (ืืึธืืฉ ืืื ืืึธื ืืึธืื ืึท ืืืืึทื ืคืึทืจืฉืคึผืจืืืืื ื).
ืืขืจื ืึธื ืืื ืืึธืื ื ืืฉื ืืืื ืืื ืืขืืึทืืืก - ืขืก ืืื ืืขื ืื ืึทื ืื ืืืขืจืืึทื ื ืฆื System.Random ืงืขืจืขืงืืึทื ืึทืืข ืื ืคืจืืืืขืืขื. ืืืฆื ืืืจ ืืึทืฉืืึธืกื ืฆื ืงืืงื ืืื ืขืก ืืื ืืขืจ ืืขืืึทื ืืื ืืืจืืคืืจื ืึท ืืืกื ืคืึธืจืฉืื ื: ืืื "ืืืืึทืกื" ืึธืืขืจ ืคึผืจืืืืงืืึทืืึทื RNGs ืืขื ืขื, ืืื ืืืึธืก ืฆื ืงืืืึทืื. ืืขืจืฆื, ืืื ืืึธืื ืืขืจ ืืื ืึทืืึธื ืืขืืขืจื ืงืึทื ืคืืืงืืื ื ืืืื ืื ืืขื ืืืขืื ืืืืขืจ "ืขืจืืขืืงืืื" - ืืึธืืืจ ืคึผืจืืืืจื ืฆื ืจืขืืขื ืขื ืืืืก ืืื ืื ืคืึทืงืืืฉ ืจืขืืืืืึทืื ืคืึทืจืืืืึทืื ืืื ืื ืืขืจืงืืขืจื ืึธื ืขืก.
ืงืืจืฅ ืืืืืื ืืงืจืืื ืคึผืจืึธืืจืึทื ืึธืืขืจ RNG ืืื ืคืืงืืืฉ RNG
ืืืื ืืืจ ืืขื ื ืฉืืื ืืึทืงืึทื ื ืืื ืืจืึทืค-ื ืืืขืจ ืืขื ืขืจืึทืืึธืจืก, ืืืจ ืงืขื ืขื ืืื ืฉืคึผืจืื ืืขื ืฆื ืื "ืืขืกืืื ื" ืึธืคึผืืืืืื ื.
ืจืึทื ืืึธื ื ืืืขืจื (RN) ืืขื ืขื ืึท ืกืืงืืืึทื ืก ืคืื ื ืืืขืจื ืืืฉืขื ืขืจืืืืึทื ื ืืฆื ืขืืืขืืข ืืจืึทืค (ืืึทืึธืืืฉ) ืคึผืจืึธืฆืขืก, ืึท ืืงืืจ ืคืื ืขื ืืจืึธืคึผื. ืืึธืก ืืืืกื, ืืึธืก ืืื ืึท ืกืืงืืืึทื ืก ืืืขืืขื ืก ืขืืขืืขื ืื ืืขื ืขื ื ืืฉื ืื ืืขืจืงืึทื ืขืงืืื ืืืจื ืงืืื ืืึทืืึทืืึทืืืงืึทื ืืขืืขืฅ - ืืื ืืึธืื ืงืืื ืกืืื-ืืื-ืืืืจืงืื ื ืฉืืืืืช.
ืืืึธืก ืงืจืืืืฅ ืื ืืจืึทืค - ื ืืืขืจ ืืื ืืขืจืืคื ืึท ืืจืึทืค - ื ืืืขืจ ืืขื ืขืจืึทืืึธืจ (ืจื ื). ืขืก ืืืึธืื ืืืกืงืืืขื ืึทื ืึทืืฅ ืืื ืขืืขืืขื ืืึทืจ, ืึธืืขืจ ืืืื ืืืจ ืืึทื ืคืื ืืขืึธืจืืข ืฆื ืคืืจ, ืืื ืคืึทืงื ืขืก ืืื ื ืืฉื ืึทืืื ืคึผืฉืื ืฆื ืื ืกืืจืืืขื ื ืึท ืืืืืืืืืจื ืึทืืืขืจืืืึทื ืคึฟืึทืจ ืืืฉืขื ืขืจืืืืื ื ืึทืืึท ืึท ืกืืงืืืึทื ืก.
ืื ืกืืื ืืืื ืืื ืืขืจ ืึทืืืขืง ืคืื ืืขืจ ืืขืืืืงืขืจ ืืึทืึธืก ืืื ืืึธืืขืจื ืงืึทื ืกืืืขืจ ืขืืขืงืืจืึธื ืืง. ืึธื ืขืก, ืืจืึทืค - ื ืืืขืจื ืืึทืืื ืฆื ืืืื ืืจืึทืค, ืืื ืืืืขืจ ืืขื ืขืจืึทืืึธืจ ืืืจื ืก ืืื ืึท ืคึผืจืึธืกื ืคึฟืื ืงืฆืืข ืคืื โโืืึธื ืืืคืืื ื ืึทืจืืืืขื ืื. ืคึฟืึทืจ ืึท ื ืืืขืจ ืคืื ืกืคึผืขืฉืึทืืืื ืืื ืื ืขืก ืคืขืื, ืืึธืก ืืื ืึท ืขืจื ืกื ืคึผืจืึธืืืขื (ืืืฉื, ืงืจืืคึผืืึธืืจืึทืคื), ืึธืืขืจ ืคึฟืึทืจ ืื ืืขืจืข ืขืก ืืื ืึท ืืึธืจ ืคึผืึทืกืืง ืืืืืื ื.
ืขืก ืืื ื ืืืืืง ืฆื ืฉืจืืึทืื ืึทื ืึทืืืขืจืืืึทื ืืืึธืก ืืืึธืื ืฆืืจืืงืงืืืขื, ืืึธืืฉ ื ืื ืืึทืงืข ืืจืึทืค - ื ืืืขืจื, ืึธืืขืจ ืืื ื ืึธืขื ื ืืื ืืขืืืขื ืฆื ืืื - ืื ืึทืืื ืืขืจืืคืขื ืข ืคึผืกืขืืืืึธ-ืจืึทื ืืึธื ื ืืืขืจื (PRN). ืืขืจ ืึทืืืขืจืืืึทื ืืื ืืขื ืคืึทื ืืื ืืขืจืืคื ืึท ืคึผืกืขืืืึธืจืึทื ืืึธื ื ืืืขืจ ืืขื ืขืจืึทืืึธืจ (PRNG).
ืขืก ืืขื ืขื ืขืืืขืืข ืึธืคึผืฆืืขืก ืคึฟืึทืจ ืงืจืืืืืื ื ืึท PRNG, ืึธืืขืจ ืื ืคืืืืขื ืืข ืืืขื ืืืื ืืึทืืืึทืืืง ืคึฟืึทืจ ืึทืืขืืขื:
- ืื ื ืืื ืคึฟืึทืจ ืคึผืจืืืืืึทื ืขืจื ืื ืืืืึทืืืืืืฉืึทื.
ืื PRNG ืืื ืงืืื ืืงืืจ ืคืื ืขื ืืจืึธืคึผื, ืึทืืื ืขืก ืืืื ืืืื ืืขืืขืื ืึทื ืขืจืฉื ืฉืืึทื ืืืืืขืจ ื ืืฆื. ืขืก ืืื ืกืคึผืขืกืืคืืขื ืืื ืึท ื ืืืขืจ (ืึธืืขืจ ืืืขืงืืึธืจ) ืืื ืืื ืืขืจืืคื ืึท ืืืืืขื (ืืจืึทื ืืึธื ืืืืืขื). ืึธืคื, ืืขืจ ืคึผืจืึทืกืขืกืขืจ ืืืืืขืจ ืืึธืืืึทื ืง ืึธืืขืจ ืื ื ืืืขืจืืงืึทื ืขืงืืืืืืึทืืขื ื ืคืื ืกืืกืืขื ืฆืืื ืืื ืืขื ืืฆื ืืื ืึท ืืืืืขื.
- ืกืืงืืืึทื ืก ืจืขืคึผืจืึธืืืกืืืืืืื.
ืื PRNG ืืื ืืึธืจ ืืืืขืจืืึทื ืืกืืืง, ืึทืืื ืื ืืืืืขื ืกืคึผืขืกืืคืืขื ืืขืฉืึทืก ืื ืืืืึทืืืืืืฉืึทื ืืื ืืงืื ืืืืขืจืืึทื ื ืื ืืื ืฆืข ืฆืืงืื ืคึฟื ืกืืงืืืึทื ืก ืคืื ื ืืืขืจื. ืืขื ืืืื ืึทื ืึท ืืึทืืื ืืขืจ PRNG ืื ืืืืึทืืืืขื ืืื ืืขืจ ืืขืืืืงืขืจ ืืืืืขื (ืืื ืคืึทืจืฉืืืขื ืข ืฆืืื, ืืื ืคืึทืจืฉืืืขื ืข ืืืืื, ืืืืฃ ืคืึทืจืฉืืืขื ืข ืืขืืืืกืขืก) ืืืขื ืืืฉืขื ืขืจืืื ืื ืืขืืืข ืกืืงืืืึทื ืก.
ืืืจ ืืืื ืืึทืจืคึฟื ืฆื ืืืืกื ืื ืืึทืฉืืึธืขืก ืคืึทืจืฉืคึผืจืืืืื ื ืงืขืจืึทืงืืขืจืืืืื ื ืื PRNG - ืืืึธืก ื ืืืขืจื ืขืก ืืืขื ืืืฉืขื ืขืจืืื ืืื ืืื ืืืึธืก ืืึทืฉืืึธืขืก. ืจืืึฟ ืึธืคื ืืึธืก ืืื ืึธืืขืจ ืึท ื ืึธืจืืึทื ืคืึทืจืฉืคึผืจืืืืื ื ืึธืืขืจ ืึท ืืื ืืืจ ืคืึทืจืฉืคึผืจืืืืื ื.
ื ืึธืจืืึทื ืคืึทืจืฉืคึผืจืืืืื ื (ืืื ืงืก) ืืื ืืื ืืืจ ืคืึทืจืฉืคึผืจืืืืื ื (ืจืขืื)
ืืื ืก ืืึธืื ืืืจ ืืึธืื ืึท ืฉืืื ืฉืืึทืจืื ืืื 24 ืืืืื. ืืืื ืืืจ ืืืึธืจืฃ ืขืก, ืื ืืึทืฉืืึธืขืก ืคืื ืืึทืงืืืขื ืึท ืืืื ืืืขื ืืืื ืืืืึทื ืฆื 1/24 (ืื ืืขืืืข ืืื ืื ืืึทืฉืืึธืขืก ืฆื ืืึทืงืืืขื ืงืืื ืื ืืขืจืข ื ืืืขืจ). ืืืื ืืืจ ืืึทืื ืคืืืข ืืืืจืคื ืขืจ ืืื ืจืขืงืึธืจืืืจื ืื ืจืขืืืืืึทืื, ืืืจ ืืืขื ืืึทืืขืจืงื ืึทื ืึทืืข ืื ืขืืืฉืึทื ืคืึทืื ืืืืก ืืื ืืขืขืจืขื ืืขืจ ืืขืืืืงืขืจ ืึธืคืืงืืึทื. ืืกืขื ืฉืึทืื, ืืขื ืฉืืึทืจืื ืงืขื ืขื ืืืื ืืขืจืขืื ื ืืื ืึท RNG ืืื ืึท ืืื ืืืจ ืคืึทืจืฉืคึผืจืืืืื ื.
ืืืึธืก ืืืื ืืืจ ืืืึทืจืคื 10 ืคืื ืื ืืืื ืืืขื ืืื ืึทืืึธื ืืื ืฆืืืื ืื ืืึทื ืฅ ืคืื ืงืื? ืืืขื ืืขื ืืขืจืืืฃ ืืืืคืืืื ืื ืืืืืืช? ื ืืื. ืจืืึฟ ืึธืคื, ืื ืกืืืข ืืืขื ืืืื ื ืึธืขื ื ืฆื 125 ืคืื ืงืื, ืืึธืก ืืื ืึท ืืืจืืฉื ืืืืขื ืืืขืจื. ืืื ืืื ืึท ืจืขืืืืืึทื, ืืคืืื ืืืืืขืจ ืืืจ ืืึทืื ืึท ืืืึทืจืคื, ืืืจ ืงืขื ืขื ืืขืขืจืขื ืึธืคึผืฉืึทืฆื ืื ืฆืืงืื ืคึฟื ืจืขืืืืืึทื.
ืื ืกืืื ืืื ืึทื ืขืก ืืขื ืขื ืื ืืจืขืกืืข ื ืืืขืจ ืคืื ืงืึทืืืึทื ืืืฉืึทื ื ืฆื ืืึทืงืืืขื ืื ืืืจืืฉื ืืืืขื ืืขืืฉืื. ืืขืจ ืืืืึทืืขืจ ืคืื ืขืก, ืื ืืืืื ืืงืขืจืข ืงืึทืืืึทื ืืืฉืึทื ื - ืืื, ืึทืงืึธืจืืื ืืื, ืื ื ืืืขืจืืงืขืจ ืื ืืึทืฉืืึธืขืก ืคืื ืึท ืึธื ืืืขืจ. ืืืื ืื ืืึทืื ืืขื ืขื ืืืืืฉืืืึทืืืืื, ืขืก ืืืขื ืืืืืฉืืืึทืื ืจืืืขืืืึทื ืื ืคืึธืจืขื ืคืื ืึท ืืืึธืง. ืืขืจืืืขืจ, ืืื ืขืืืขืืข ืืืืกืฉืืจืขืงื, ืึท ืกืืกืืขื ืคืื 10 ืืืื ืืืขื ืงืขื ืขื ืืืื ืืขืจืืคึฟื ืึท RNG ืืื ืึท ื ืึธืจืืึทื ืคืึทืจืฉืคึผืจืืืืื ื.
ืื ืื ืืขืจ ืืืึทืฉืคึผืื, ื ืึธืจ ืืึธืก ืืึธื ืืืืฃ ืึท ืคืืึทื - ืฉืืกืขืจืืึท ืืืืฃ ืึท ืฆืื. ืืขืจ ืฉืืืขืจ ืืืขื ืืืื ืึท RNG ืืืึธืก ืืืฉืขื ืขืจืืืฅ ืึท ืคึผืึธืจ ืคืื ื ืืืขืจื (ืจืขื ืืืขื , ื) ืืืึธืก ืืื ืืขืืืืื ืืืืฃ ืื ืืจืึทืคืืง.
ืฉืืืืขื ืึทื ืื ืึธืคึผืฆืืข ืืืืฃ ืื ืืื ืงืก ืืื ื ืขืขื ืืขืจ ืฆื ืคืึทืงืืืฉ ืืขืื - ืืึธืก ืืื ืึท RNG ืืื ืึท ื ืึธืจืืึทื ืคืึทืจืฉืคึผืจืืืืื ื. ืึธืืขืจ ืืืื ืืืจ ืืึทืจืคึฟื ืฆื ืฆืขืืืึธืจืคื ืฉืืขืจื ืืื ืึท ืืื ืงื ืืืื, ืื ืจืขืื ืึธืคึผืฆืืข, ืืืงืืืขื ืืื ืจื ื ืืื ืึท ืืื ืืืจ ืคืึทืจืฉืคึผืจืืืืื ื, ืืื ืืขืกืขืจ ืคึผืึทืกืืง. ืืื ืึทืืืขืืืื, ืงืืืึทืื ืึท ืืขื ืขืจืึทืืึธืจ ืืืคึผืขื ืืื ื ืืืืฃ ืื ืึทืจืืขื ืืื ืืึทื ื.
ืืืฆื ืืึธืื ืืื ืื ืจืขืื ืืืขืื ืื ืขื ืืจืึธืคึผืืข ืคืื โโืื PNG ืกืืงืืืึทื ืก. ืคึฟืึทืจ ืืืึทืฉืคึผืื, ืขืก ืืื ืึท ืกืืงืืืึทื ืก ืืืึธืก ืกืืึทืจืฅ ืืื ืืึธืก:
89, 93, 33, 32, 82, 21, 4, 42, 11, 8, 60, 95, 53, 30, 42, 19, 34, 35, 62, 23, 44, 38, 74, 36, 52, 18, 58, 79, 65, 45, 99, 90, 82, 20, 41, 13, 88, 76, 82, 24, 5, 54, 72, 19, 80, 2, 74, 36, 71, 9, ...
ืืื ืืจืึทืค ืืขื ืขื ืื ื ืืืขืจื ืืืึท ืขืจืฉืืขืจ ืืืืง? ืืื ืก ืึธื ืืืืื ืืืจื ืงืึธื ืืจืึธืืืจื ืื ืคืึทืจืฉืคึผืจืืืืื ื.
ืขืก ืงืืงื ื ืึธืขื ื ืฆื ืืื ืืืจ, ืึธืืขืจ ืืืื ืืืจ ืืืืขื ืขื ืึท ืกืืงืืืึทื ืก ืคืื ืฆืืืื ื ืืืขืจื ืืื ืืืึทืืฉื ืืื ืืื ืงืึธืืึธืจืืึทื ืึทืฅ ืืืืฃ ืึท ืคืืึทื, ืืืจ ืืึทืงืืืขื ืืขื:
ืคึผืึทืืขืจื ื ืืืขืจื ืงืืืจ ืงืขื ืืืง. ืืื ืืื ื ืื ืืึทืื ืืื ืื ืกืืงืืืึทื ืก ืืขื ืขื ืึธืจืืขืจื ืืื ืึท ืืืืขืจ ืืืขื (ืืึธืก ืืื, ืขืก ืืื ืึท ื ืืืขืจืืง ืขื ืืจืึธืคึผืืข), ืืึธืก ืงืขื ืคืืจื ืฆื ืืขืจ ืืืืขืจ "ืืืืึทืก". ืืื ืึท ืืื ืืืื, ืึทืืึท ืึท PRNG ืืื ื ืืฉื ืืืืขืจ ืคึผืึทืกืืง ืคึฟืึทืจ ืืืฉืขื ืขืจืืืืื ื ืงืึธืืึธืจืืึทื ืึทืฅ ืืืืฃ ืึท ืคืืึทื.
ืื ืื ืืขืจ ืกืืงืืืึทื ืก:
42, 72, 17, 0, 30, 0, 15, 9, 47, 19, 35, 86, 40, 54, 97, 42, 69, 19, 20, 88, 4, 3, 67, 27, 42, 56, 17, 14, 20, 40, 80, 97, 1, 31, 69, 13, 88, 89, 76, 9, 4, 85, 17, 88, 70, 10, 42, 98, 96, 53, ...
ืึทืืฅ ืืืื ื ืฆื ืืืื ืืื ืืึธ ืืคืืื ืืืืฃ ืื ืคืืึทื:
ืืึธืืืจ ืงืืงื ืืื ืืึทื ื (ืืืืขื ืขื ืืจืื ื ืืืขืจื ืืื ืึท ืฆืืื):
ืืื ืืืืืขืจ ืื ืคึผืึทืืขืจื ื. ืขืก ืืื ื ืื ืืขืจ ืืขืืืขื ืฆื ืืืืขื ืึท ืืืืืฉืืืึทืืึทืืืืฉืึทื ืืื ืคืืจ ืืืืขื ืฉืึทื ื. ืืืขืจ ืคึผืึทืืขืจื ื ืงืขื ืขื ืขืงืกืืกืืืจื ืืืืฃ ืืขื ืืืกืืขืกืืื ื ืืื ืืืืฃ ืืจืขืกืขืจืข ืึธื ืขืก.
ืืื ืงืจืืคึผืืึธืืจืึทืคื, ืืื ืื ืืขืจืกื ืฉืืจืขื ื ืจืขืงืืืืจืขืืขื ืฅ ืืขื ืขื ืืืคึผืึธืืื ืืืืฃ PRNGs, ืึทืืึท ืึท ืกืืืืึทืฆืืข ืืื ืงืึทืืึทืืึทืจืืงืื ืึทื ืึทืงืกืขืคึผืืึทืืึทื. ืืขืจืืืขืจ, ืกืคึผืขืฆืืขื ืึทืืืขืจืืืึทืื ืืขื ืขื ืืขืืืขืืึธืคึผืขื ืฆื ืึทืกืกืขืกืก ืืืืขืจ ืงืืืึทืืืืขื, ืืืึธืก ืืืจ ืืืขืื ื ืืฉื ืึธื ืจืืจื ืืืฆื. ืื ืืขืืข ืืื ืืจืืื ืืื ืคืืจืืื ื ืึท ืืึทืืื ืืขืจื ืึทืจืืืงื.
ืืขืกืืื ื
ืืืื ืืืจ ืืึธื ื ืื ืืืืกื ืขืคึผืขืก ืคึฟืึทืจ ืืืืขืจ, ืืื ืฆื ืึทืจืืขืื ืืื ืืื? ืืื ืขืก ืืืขืจื ืึทืจืืืขืจ ืื ืืืขื ืืืื ืืืจ ืืึธื ื ืื ืืืืกื ืืืึธืก ืคืึทืจืงืขืจ ืืืื ืึทืืึทืื ืขืก? ืื ืงืึทื ืกืึทืงืืืขื ืกืึทื ืงืขื ืืืื ืึทื ืืขืจืฉ.
ืืขืจ ืืขืืืืงืขืจ ืืืื ืคึฟืึทืจ ืื ื ืึธืืืึธืจืืึทืก ืืจืึทืคื ืึทืก ืืื Unity. ืขืก ืืื ืืื ืืืื ืื ืืึทืงืืืืขื ืืืืฉืึทื ืจืืืืืื ืื ื ืืืืืง ืืขืืึทืืืก, ืึธืืขืจ ืื ืืขืฉืืืืข ืืขืจืืื ื ืืื ืื ืึธื ืืืื ืคืื ืืขื ืึทืจืืืงื ืืื ืืขืืืขื ืคึผืื ืงื ืืืืึทื ืคืื ืื ืคืขืื ืคืื ืื ืืขืืขืื ืกืคึผืขืกืืคืืงืก.
ืืื ืืืื ืืืจ ืืึธื ื ืื ืืืืกื ืืื ืื ืืขืฆืืึทื ืึทืจืืขื, ืืืจ ืืืขื ื ืืฉื ืงืขื ืขื ืฆื ื ืืฆื ืขืก ืจืืืืืง. ืืื ืึทืืืขืืืื, ืื ืฆืืื ืืื ืืขืงืืืขื ืฆื ืงืึธื ืืจืึธืืืจื ืืื ืืืจืืคืืจื ืึทื ืขืงืกืคึผืขืจืืืขื ื ืฆื ืืขืกืึธืฃ ืืึทืื ืืืืขืจ ืืืขืื ืื ืคืึทืจืฉืคึผืจืืืืื ื.
ืื ืืืืืื ื ืืื ืคึผืฉืื ืืื ืขืคืขืงืืืื - ืงืืืึทืื ืกืืึทืืืกืืืง, ืืึทืงืืืขื ืึธืืืขืงืืืื ืืึทืื ืืื ืงืืง ืืื ืื ืจืขืืืืืึทืื.
ืืขืืข ืคืื โโืืขืจื ืขื
ืขืก ืืขื ืขื ืขืืืขืืข ืืืขืื ืฆื ืืืฉืขื ืขืจืืื ืืจืึทืค - ื ืืืขืจื ืืื Unity - ืืืจ ืืขืกืืขื ืคืื ืฃ.
- ืกืืกืืขื.ืจืึทื ืืึธื.ื ืขืกื(). ืืืฉืขื ืขืจืืืฅ ืื ืืึทืืืฉืขืจื ืืื ืึท ืืขืืขืื ืงืืื ืคืื ืืืึทืืืขืก.
- ืกืืกืืขื.ืจืึทื ืืึธื.ื ืขืงืกืืืึธืืืืข (). ืืืฉืขื ืขืจืืืฅ ืืึธืคึผื ืคึผืื ืืืขืืงืืึทื ื ืืืขืจื ืืื ืื ืงืืื ืคืื [0; 1).
- UnityEngine.Random.Range(). ืืืฉืขื ืขืจืืืฅ ืืืื ืคึผืื ืืืขืืงืืึทื ื ืืืขืจื (ืคืืึทืฅ) ืืื ืึท ืืขืืขืื ืงืืื ืคืื ืืืึทืืืขืก.
- UnityEngine.Random.value. ืืืฉืขื ืขืจืืืฅ ืืืื ืคึผืื ืืืขืืงืืึทื ื ืืืขืจื (ืคืืึทืฅ) ืืื ืื ืงืืื ืคืื [0; 1).
- Unity.Mathematics.Random.NextFloat(). ื ืืืื ืคืื ืืขืจ ื ืืืขืจ Unity.Mathematics ืืืืืืึธืืขืง. ืืืฉืขื ืขืจืืืฅ ืืืื ืคึผืื ืืืขืืงืืึทื ื ืืืขืจื (ืคืืึทืฅ) ืืื ืึท ืืขืืขืื ืงืืื ืคืื ืืืึทืืืขืก.
ืึผืืขื ืืืืขืืื ืืื ืื ืืึทืงืืืืขื ืืืืฉืึทื ืืื ืืขืืืขื ืกืคึผืขืกืืคืืขื ืึท ืืื ืืืจ ืคืึทืจืฉืคึผืจืืืืื ื, ืืื ืื ืืืกื ืขื ืคืื UnityEngine.Random.value (ืืื ืื ืคืึทืจืฉืคึผืจืืืืื ื ืืื ื ืืฉื ืกืคึผืขืกืืคืืขื, ืึธืืขืจ ืืืจื ืึทื ืึทืืึทืืืฉื ืืื UnityEngine.Random.Range() ืืื ืืืจ ืืื ืืืื ืืขืจืืืึทืจื) ืืื Unity.Mathematics.Random .NextFloat() (ืืื ืืื ืื ืืงืขืจ ืืื ืื ืงืกืึธืจืฉืืคื ืึทืืืขืจืืืึทื, ืืืึธืก ืืืื ืึทื ืืืืืขืจ ืืืจ ืืึทืจืคึฟื ืฆื ืืืึทืจืื ืคึฟืึทืจ ืึท ืืื ืืืจ ืคืึทืจืฉืคึผืจืืืืื ื).
ืืืจื ืคืขืืืงืืึทื, ืื ืืขืจืืืึทืจื ืจืขืืืืืึทืื ืืขื ืขื ืืขื ืืืขื ืืื ืื ืกืคึผืขืกืืคืืขื ืืื ืื ืืึทืงืืืืขื ืืืืฉืึทื.
ืืขืืึทืืึทืืึทืืืฉื
ืืืจ ืืขืฉืจืืื ืึท ืงืืืื ืึทืคึผืืึทืงืืืฉืึทื ืึทื ืืืฉืขื ืขืจืืืืึทื ืกืืงืืืึทื ืกืื ืคืื ืืจืึทืค - ื ืืืขืจื ื ืืฆื ืืขืืขืจ ืคืื ืื ืืขืจืืื ืื ืืขืืืึธืืก ืืื ืืขืจืืืขืืืขื ืื ืจืขืืืืืึทืื ืคึฟืึทืจ ืืืืึทืืขืจ ืคึผืจืึทืกืขืกืื ื.
ืื ืืขื ื ืคืื ืืขืืขืจ ืกืืงืืืึทื ืก ืืื 100 ื ืืืขืจื.
ืื ืงืืื ืคืื ืืจืึทืค - ื ืืืขืจื ืืื [0, 100).
ืืึทืื ืืขื ืขื ืืขืืืืื ืคืื ืขืืืขืืข ืฆืื ืคึผืืึทืืคืึธืจืืก:
- ืคึฟืขื ืฆืืขืจ
โ Unity v2018.3.14f1, ืขืืืืึธืจ ืืึธืืข, ืืึธื ืึธ, .ื ืขื ืกืืึทื ืืึทืจื 2.0 - ืืึทืงืึธืก
โ Unity v2018.3.14f1, ืขืืืืึธืจ ืืึธืืข, ืืึธื ืึธ, .ื ืขื ืกืืึทื ืืึทืจื 2.0
โ Unity v5.6.4p4, ืขืืืืึธืจ ืืึธืืข, ืืึธื ืึธ, .ื ืขื ืกืืึทื ืืึทืจื 2.0 - ืึทื ืืจืืื
- Unity v2018.3.14f1, ืืืืขื ืคึผืขืจ ืืืื, ืืึธื ืึธ, .ื ืขื ืกืืึทื ืืึทืจื 2.0 - ืืึธืก
โ Unity v2018.3.14f1, ืืืืขื ืคึผืขืจ ืืืื, il2cpp, .NET Standard 2.0
ืืืคึผืืขืืขื ืืึทืืืึธื
ืืืจ ืืึธืื ืขืืืขืืข ืคืึทืจืฉืืืขื ืข ืืืขืื ืฆื ืืืฉืขื ืขืจืืื ืืจืึทืค - ื ืืืขืจื. ืคึฟืึทืจ ืืขืืขืจ ืคืื ืืื, ืืืจ ืืืขืื ืฉืจืืึทืื ืึท ืืึทืืื ืืขืจ ืจืึทืคึผืขืจ ืงืืึทืก, ืืืึธืก ืืึธื ืฆืืฉืืขืื:
- ืืขืืืขืืงืืื ืฆื ืฉืืขืื ืื ืงืืื ืคืื ืืืึทืืืขืก [ืืื / ืืึทืงืก). ืืืขื ืืืื ืืึทืฉืืืื ืืืจื ืื ืงืึธื ืกืืจืืงืืึธืจ.
- ืืืคึฟื ืืืืืขืงืขืจื ืืฃ. ืืื ืก ืงืืืึทืื ืืึธืื ืฉืืืืืขื ืืื ืืขืจ ืืืคึผ, ืืื ืขืก ืืื ืืขืจ ืึทืืืขืืืื.
- ืืขืจ ื ืึธืืขื ืคืื ืืขืจ ืืืจ ืืืคึฟื ืคึฟืึทืจ ืืึทืจืงืื ื ืื ืจืขืืืืืึทืื. ืคึฟืึทืจ ืงืึทื ืืืื ืืึทื ืก, ืืืจ ืืืขืื ืฆืืจืืงืงืืืขื ืืื ืึท ืืืขืจื ืื ืคืื ื ืึธืืขื ืคืื ืื ืงืืึทืก + ืื ื ืึธืืขื ืคืื ืืขื ืืืคึฟื ืืขื ืืฆื ืฆื ืืืฉืขื ืขืจืืื ืื ืืฃ.
ืขืจืฉืืขืจ, ืืึธืื ืืื ืื ืืขืจืงืืขืจื ืึทื ืึทืืกืืจืึทืงืฆืืข ืืืึธืก ืืืขื ืืืื ืจืขืคึผืจืืืขื ืืื ืืืจื ืื IRandomGenerator ืฆืืืื ื:
namespace RandomDistribution
{
public interface IRandomGenerator
{
string Name { get; }
float Generate();
}
}ืืืคึผืืึทืืขื ืืืืฉืึทื ืคืื System.Random.Next()
ืืขื ืืืคึฟื ืึทืืึทืื ืืืจ ืฆื ืฉืืขืื ืึท ืงืืื ืคืื ืืืึทืืืขืก, ืึธืืขืจ ืขืก ืงืขืจื ืื ืืึทืืืฉืขืจื, ืึธืืขืจ ืคืืึธืืฅ ืืขื ืขื ืืืจืฃ. ืืืจ ืงืขื ืขื ืคืฉืื ืืืึทืืฉื ืึท ืืึทื ืฅ ื ืืืขืจ ืืื ืึท ืืึธืื ืฉืืืืืขื, ืึธืืขืจ ืืืจ ืงืขื ืขื ืืงืกืคึผืึทื ื ืื ืงืืื ืคืื ืืืึทืืืขืก ืืื ืขืืืขืืข ืึธืจืืขืจืก ืคืื ืืึทืื ืึทืืื, ืงืึทืืคึผืึทื ืกืืืืื ื ืืื ืืื ืืขืืขืจ ืืืจ ืคืื ืื ืืืืจืึทื ืืข. ืืขืจ ืจืขืืืืืึทื ืืืขื ืืืื ืขืคึผืขืก ืืื ืึท ืคืึทืจืคืขืกืืืงื ืคืื ื ืืื ืึท ืืขืืขืื ืกืืจ ืคืื ืึทืงืืขืจืึทืกื. ืืืจ ืืืขืื ื ืืฆื ืืขื ืึธืคึผืฆืืข ืืื ื ืขืก ืืื ื ืขืขื ืืขืจ ืฆื ืื ืคืึทืงืืืฉ ืืึธืื ืฉืืืืืขื ืืืขืจื.
using System;
namespace RandomDistribution
{
public class SystemIntegerRandomGenerator : IRandomGenerator
{
private const int DefaultFactor = 100000;
private readonly Random _generator = new Random();
private readonly int _min;
private readonly int _max;
private readonly int _factor;
public string Name => "System.Random.Next()";
public SystemIntegerRandomGenerator(float min, float max, int factor = DefaultFactor)
{
_min = (int)min * factor;
_max = (int)max * factor;
_factor = factor;
}
public float Generate() => (float)_generator.Next(_min, _max) / _factor;
}
}ืืืคึผืืึทืืขื ืืืืฉืึทื ืคืื System.Random.NextDouble()
ืืึธ ืื ืคืึทืจืคืขืกืืืงื ืงืืื ืคืื ืืืึทืืืขืก [0; 1). ืฆื ืคึผืจืืืขืงื ืขืก ืืืืฃ ืื ืกืคึผืขืกืืคืืขื ืืื ืื ืงืึธื ืกืืจืืงืืึธืจ, ืืืจ ื ืืฆื ืคึผืฉืื ืึทืจืืืืขืืืง: X * (ืืึทืงืก - ืืื) + ืืื.
using System;
namespace RandomDistribution
{
public class SystemDoubleRandomGenerator : IRandomGenerator
{
private readonly Random _generator = new Random();
private readonly double _factor;
private readonly float _min;
public string Name => "System.Random.NextDouble()";
public SystemDoubleRandomGenerator(float min, float max)
{
_factor = max - min;
_min = min;
}
public float Generate() => (float)(_generator.NextDouble() * _factor) + _min;
}
}ืืืคึผืืึทืืขื ืืืืฉืึทื ืคืื UnityEngine.Random.Range()
ืืขื ืืืคึฟื ืคืื ืื UnityEngine.Random ืกืืึทืืืง ืงืืึทืก ืึทืืึทืื ืืืจ ืฆื ืฉืืขืื ืึท ืงืืื ืคืื ืืืึทืืืขืก ืืื ืงืขืจื ืึท ืคืืึธืื ืืืคึผ. ืืืจ ืืึธื ื ืื ืืึธืื ืฆื ืืึธื ืงืืื ื ืึธื ืืจืึทื ืกืคืึธืจืืึทืฆืืข.
using UnityEngine;
namespace RandomDistribution
{
public class UnityRandomRangeGenerator : IRandomGenerator
{
private readonly float _min;
private readonly float _max;
public string Name => "UnityEngine.Random.Range()";
public UnityRandomRangeGenerator(float min, float max)
{
_min = min;
_max = max;
}
public float Generate() => Random.Range(_min, _max);
}
}ืืืคึผืืึทืืขื ืืืืฉืึทื ืคืื UnityEngine.Random.value
ืื ืืืขืจื ืคืึทืจืืึธื ืคืื ืื ืกืืึทืืืง ืงืืึทืก UnityEngine.Random ืงืขืจื ืึท ืคืืึธืื ืืืคึผ ืคืื ืึท ืคืึทืจืคืขืกืืืงื ืงืืื ืคืื ืืืึทืืืขืก [0; 1). ืืื ืก ืคึผืจืืืขืงื ืขืก ืึทื ืื ืึท ืืขืืขืื ืงืืื ืืื ืื ืืขืืืข ืืืขื ืืื ืืืขื ืืืคึผืืึทืืขื ืื ื System.Random.NextDouble().
using UnityEngine;
namespace RandomDistribution
{
public class UnityRandomValueGenerator : IRandomGenerator
{
private readonly float _factor;
private readonly float _min;
public string Name => "UnityEngine.Random.value";
public UnityRandomValueGenerator(float min, float max)
{
_factor = max - min;
_min = min;
}
public float Generate() => (float)(Random.value * _factor) + _min;
}
}ืืืคึผืืึทืืขื ืืืืฉืึทื ืคืื Unity.Mathematics.Random.NextFloat()
ืื NextFloat () ืืืคึฟื ืคืื ืื Unity.Mathematics.Random ืงืืึทืก ืงืขืจื ืึท ืคืืึธืืืื ื ืคืื ื ืคืื ืืืคึผ ืคืืึธืื ืืื ืึทืืึทืื ืืืจ ืฆื ืกืคึผืขืฆืืคืืฆืืจื ืึท ืงืืื ืคืื ืืืึทืืืขืก. ืืขืจ ืืืืื ื ืืึทื ืก ืืื ืึทื ืืขืืขืจ ืืืึทืฉืคึผืื ืคืื Unity.Mathematics.Random ืืืขื ืืืื ืื ืืืืึทืืืืื ืืื ืขืืืขืืข ืืืืืขื - ืืขื ืืืขื ืืืจ ืืืขืื ืืืกืืืืื ืืืฉืขื ืขืจืืืืื ื ืจืืคึผืืืื ื ืกืืงืืืึทื ืกืื.
using Unity.Mathematics;
namespace RandomDistribution
{
public class UnityMathematicsRandomValueGenerator : IRandomGenerator
{
private Random _generator;
private readonly float _min;
private readonly float _max;
public string Name => "Unity.Mathematics.Random.NextFloat()";
public UnityMathematicsRandomValueGenerator(float min, float max)
{
_min = min;
_max = max;
_generator = new Random();
_generator.InitState(unchecked((uint)System.DateTime.Now.Ticks));
}
public float Generate() => _generator.NextFloat(_min, _max);
}
}ืืืคึผืืึทืืขื ืืืืฉืึทื ืคืื MainController
ืขืืืขืืข ืืืคึผืืึทืืึทื ืฅ ืคืื IRandomGenerator ืืขื ืขื ืืจืืื. ืืืืึทืืขืจ, ืืืจ ืืึทืจืคึฟื ืฆื ืืืฉืขื ืขืจืืื ืกืืงืืืึทื ืกืื ืืื ืจืึทืืขืืืขื ืื ืจืืืึทืืืื ื ืืึทืืึทืกืขื ืคึฟืึทืจ ืคึผืจืึทืกืขืกืื ื. ืฆื ืืึธื ืืึธืก, ืืืจ ืืืขืื ืฉืึทืคึฟื ืึท ืกืฆืขื ืข ืืื ืึท ืงืืืื MainController ืฉืจืืคื ืืื Unity, ืืืึธืก ืืืขื ืืึธื ืึทืืข ืื ื ืืืืืง ืึทืจืืขื ืืื ืืื ืืขืจ ืืขืืืืงืขืจ ืฆืืื ืืืื ืคืึทืจืึทื ืืืืึธืจืืืขื ืคึฟืึทืจ ืื ืืขืจืึทืงืฉืึทื ืืื ืื ืื.
ืืึธืืืจ ืฉืืขืื ืื ืืจืืืก ืคืื ืื ืืึทืืึทืกืขื ืืื ืื ืงืืื ืคืื MF ืืืึทืืืขืก, ืืื ืืืื ืืึทืงืืืขื ืึท ืืืคึฟื ืืืึธืก ืงืขืจื ืึท ืืขื ืืข ืคืื โโโโืืขื ืขืจืึทืืึธืจืก ืงืึทื ืคืืืืขืจื ืืื ืืจืืื ืฆื ืึทืจืืขืื.
namespace RandomDistribution
{
public class MainController : MonoBehaviour
{
private const int DefaultDatasetSize = 100000;
public float MinValue = 0f;
public float MaxValue = 100f;
...
private IRandomGenerator[] CreateRandomGenerators()
{
return new IRandomGenerator[]
{
new SystemIntegerRandomGenerator(MinValue, MaxValue),
new SystemDoubleRandomGenerator(MinValue, MaxValue),
new UnityRandomRangeGenerator(MinValue, MaxValue),
new UnityRandomValueGenerator(MinValue, MaxValue),
new UnityMathematicsRandomValueGenerator(MinValue, MaxValue)
};
}
...
}
}ืืืฆื ืืึธืื ืืื ืื ืฉืึทืคึฟื ืึท ืืึทืืึทืกืขื. ืืื ืืขื ืคืึทื, ืืึทืื ืืืฉืขื ืขืจืืืฉืึทื ืืืขื ืืืื ืงืึทืืืืื ื ืืื ืจืขืงืึธืจืืื ื ืื ืจืขืืืืืึทืื ืืื ืึท ืืขืงืกื ืืืึทื (ืืื ืงืกืื ืคึฟืึธืจืืึทื). ืฆื ืงืจืึธื ืื ืืืึทืืืขืก ืคืื ืืขืืขืจ IRandomGenerator, ืืืื ืืืืืขื ืข ืืึทืืื ืืขืจ ืืืึทื ืืื ืึทืืึทืงืืืืื, ืืื ืืขืจ ืขืจืฉืืขืจ ืฉืืจื ืึผืืื ืื ื ืึธืืขื ืคืื ืื ืืขื ืขืจืึทืืึธืจ.
namespace RandomDistribution
{
public class MainController : MonoBehaviour
{
...
private void GenerateCsvDataSet(TextWriter writer, int dataSetSize, params IRandomGenerator[] generators)
{
const char separator = ',';
int lastIdx = generators.Length - 1;
// write header
for (int j = 0; j <= lastIdx; j++)
{
writer.Write(generators[j].Name);
if (j != lastIdx)
writer.Write(separator);
}
writer.WriteLine();
// write data
for (int i = 0; i <= dataSetSize; i++)
{
for (int j = 0; j <= lastIdx; j++)
{
writer.Write(generators[j].Generate());
if (j != lastIdx)
writer.Write(separator);
}
if (i != dataSetSize)
writer.WriteLine();
}
}
...
}
}ืึทืืข ืืืึธืก ืืืืืื ืืื ืฆื ืจืืคื ืื GenerateCsvDataSet ืืืคึฟื ืืื ืจืึทืืขืืืขื ืื ืจืขืืืืืึทื ืฆื ืึท ืืขืงืข, ืึธืืขืจ ืืืืื ืึทืจืืืขืจืคืืจื ืื ืืึทืื ืืืืขืจ ืื ื ืขืฅ ืคืื ืื ืกืืฃ ืืืื ืฆื ืื ืจืืกืืืืื ื ืกืขืจืืืขืจ.
namespace RandomDistribution
{
public class MainController : MonoBehaviour
{
...
public void GenerateCsvDataSet(string path, int dataSetSize, params IRandomGenerator[] generators)
{
using (var writer = File.CreateText(path))
{
GenerateCsvDataSet(writer, dataSetSize, generators);
}
}
public string GenerateCsvDataSet(int dataSetSize, params IRandomGenerator[] generators)
{
using (StringWriter writer = new StringWriter(CultureInfo.InvariantCulture))
{
GenerateCsvDataSet(writer, dataSetSize, generators);
return writer.ToString();
}
}
...
}
}ืื ืืงืืจ ืคืื ืื ืคึผืจืืืขืงื ืืขื ืขื ืืื .
ืจืขืืืืืึทืื
ืงืืื ื ืก ืืื ื ืืฉื ืืขืฉืขื. ืืืึธืก ืืื ืืึธืื ืืขืจืืืึทืจื ืืื ืืืึธืก ืืื ืืึทืงืืืขื - ืืื ืึทืืข ืงืึทืกืขืก, ืึท ืืืืึทื ืคืึทืจืฉืคึผืจืืืืื ื ืึธื ืึท ืึธื ืฆืืืขืจืขื ืืฉ ืคืื ืงืึทื ืกืคึผืืจืึทืกืื. ืืื ืืึธื ื ืื ืืขื ืื ืคืื ื ืืื ืฉืืขืื ืืึทืืื ืืขืจ ืืจืึทืคืก ืคึฟืึทืจ ืคึผืืึทืืคืึธืจืืก - ืืื ืึทืืข ืืืืึทืื ืืขืขืจืขื ืื ืืขืืืข ืจืขืืืืืึทืื.
ืืขืจ ืืฆืืืืช ืืื:
ืืืืกืืึทืืืืึทืืืึธื ืคืื ืกืืงืืืึทื ืกืื ืืืืฃ ืึท ืคืืึทื ืคืื ืึทืืข ืคืื ืฃ ืืืจ ืืขืืืึธืืก:
ืืื ืืืืืฉืืืึทืืึทืืืืฉืึทื ืืื 3 ื. ืืื ืืึธืื ืืืืื ืื ืจืขืืืืืึทื ืคืื System.Random.Next() ืึทืืื ื ืืฉื ืฆื ืคึผืจืึธืืืฆืืจื ืึท ืืื ืื ืคืื ืืืืขื ืืงืึทื ืืื ืืึทืื.
ืื ืืขืฉืืืืข ืืขืจืฆืืืื ืืื ืื ืืงืืื ืืืขืื ืืขืจ ื ืึธืจืืึทื ืคืึทืจืฉืคึผืจืืืืื ื ืคืื UnityEngine.Random ืืื ื ืืฉื ืืืืขืจืืืจื ืืื: ืึธืืขืจ ืขืก ืืื ืืขืืืขื ืืืืืขืก ืขืจืึธืื ืืึทืก, ืึธืืขืจ ืขืคึผืขืก ืืื ืืื ื ืืขืืืื ืืื ืื ืืึธืืึธืจ. ืืืขืจ ืืืฆื ืืืจ ืืขื ืขื ืืืืขืจ.
ืืงืืจ: www.habr.com