1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <random> 11 12 // template<class RealType = double> 13 // class piecewise_constant_distribution 14 15 // explicit piecewise_constant_distribution(const param_type& parm); 16 17 #include <random> 18 #include <cassert> 19 main()20int main() 21 { 22 { 23 typedef std::piecewise_constant_distribution<> D; 24 typedef D::param_type P; 25 double b[] = {10, 14, 16, 17}; 26 double p[] = {25, 62.5, 12.5}; 27 P pa(b, b+4, p); 28 D d(pa); 29 std::vector<double> iv = d.intervals(); 30 assert(iv.size() == 4); 31 assert(iv[0] == 10); 32 assert(iv[1] == 14); 33 assert(iv[2] == 16); 34 assert(iv[3] == 17); 35 std::vector<double> dn = d.densities(); 36 assert(dn.size() == 3); 37 assert(dn[0] == .0625); 38 assert(dn[1] == .3125); 39 assert(dn[2] == .125); 40 } 41 } 42