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initialized doubles to 0.0

This commit is contained in:
Ismael 2016-05-26 19:44:11 +02:00
parent 1715885611
commit 37ab858e4b
2 changed files with 11 additions and 11 deletions
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12
include/benchmark/complexity.h
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@ -48,23 +48,23 @@ enum BigO {
struct LeastSq {
LeastSq() :
coef(0),
rms(0),
complexity(benchmark::oNone) {}
coef(0.0),
rms(0.0),
complexity(oNone) {}
double coef;
double rms;
benchmark::BigO complexity;
BigO complexity;
};
// Function to return an string for the calculated complexity
std::string GetBigOString(benchmark::BigO complexity);
std::string GetBigOString(BigO complexity);
// Find the coefficient for the high-order term in the running time, by
// minimizing the sum of squares of relative error.
LeastSq MinimalLeastSq(const std::vector<int>& n,
const std::vector<double>& time,
const benchmark::BigO complexity = benchmark::oAuto);
const BigO complexity = oAuto);
} // end namespace benchmark
#endif // COMPLEXITY_H_

10
src/complexity.cc
View File

@ -86,10 +86,10 @@ std::string GetBigOString(BigO complexity) {
LeastSq CalculateLeastSq(const std::vector<int>& n,
const std::vector<double>& time,
std::function<double(int)> fitting_curve) {
double sigma_gn = 0;
double sigma_gn_squared = 0;
double sigma_time = 0;
double sigma_time_gn = 0;
double sigma_gn = 0.0;
double sigma_gn_squared = 0.0;
double sigma_time = 0.0;
double sigma_time_gn = 0.0;
// Calculate least square fitting parameter
for (size_t i = 0; i < n.size(); ++i) {
@ -106,7 +106,7 @@ LeastSq CalculateLeastSq(const std::vector<int>& n,
result.coef = sigma_time_gn / sigma_gn_squared;
// Calculate RMS
double rms = 0;
double rms = 0.0;
for (size_t i = 0; i < n.size(); ++i) {
double fit = result.coef * fitting_curve(n[i]);
rms += pow((time[i] - fit), 2);