mollyim/webrtc
1
0
Fork 0
mirror of https://github.com/mollyim/webrtc.git synced 2025-05-16 15:20:42 +01:00
Code Issues Projects Releases Packages Wiki Activity Actions

Fix -Wimplicit-int-float-conversions.

Browse source 
Bug: chromium:989932
Change-Id: I1e8a8ff96aac1aa722b72153cea842c352a63cb9
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/223883
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Peter Kasting <pkasting@chromium.org>
Cr-Commit-Position: refs/heads/master@{#34368}
This commit is contained in:
Peter Kasting 2021-06-25 12:14:35 -07:00 committed by WebRTC LUCI CQ
parent 64851c0bfb
commit 482b7c05c8
1 changed files with 6 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
rtc_base/random.cc
View file

@ -49,14 +49,14 @@ int32_t Random::Rand(int32_t low, int32_t high) {
template <> template <>
float Random::Rand<float>() { float Random::Rand<float>() {
double result = NextOutput() - 1; double result = NextOutput() - 1;
result = result / 0xFFFFFFFFFFFFFFFEull; result = result / static_cast<double>(0xFFFFFFFFFFFFFFFFull);
return static_cast<float>(result); return static_cast<float>(result);
} }
template <> template <>
double Random::Rand<double>() { double Random::Rand<double>() {
double result = NextOutput() - 1; double result = NextOutput() - 1;
result = result / 0xFFFFFFFFFFFFFFFEull; result = result / static_cast<double>(0xFFFFFFFFFFFFFFFFull);
return result; return result;
} }
@ -72,8 +72,10 @@ double Random::Gaussian(double mean, double standard_deviation) {
// in the range [1, 2^64-1]. Normally this behavior is a bit frustrating, // in the range [1, 2^64-1]. Normally this behavior is a bit frustrating,
// but here it is exactly what we need. // but here it is exactly what we need.
const double kPi = 3.14159265358979323846; const double kPi = 3.14159265358979323846;
double u1 = static_cast<double>(NextOutput()) / 0xFFFFFFFFFFFFFFFFull; double u1 = static_cast<double>(NextOutput()) /
double u2 = static_cast<double>(NextOutput()) / 0xFFFFFFFFFFFFFFFFull; static_cast<double>(0xFFFFFFFFFFFFFFFFull);
double u2 = static_cast<double>(NextOutput()) /
static_cast<double>(0xFFFFFFFFFFFFFFFFull);
return mean + standard_deviation * sqrt(-2 * log(u1)) * cos(2 * kPi * u2); return mean + standard_deviation * sqrt(-2 * log(u1)) * cos(2 * kPi * u2);
} }