The-Homebrew-Cloud/dolphin
2
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2025-02-11 06:59:07 +01:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #11151 from jordan-woyak/quat-fix

Browse Source 
Fix some bad quaternion math.
This commit is contained in:
Mai 2022-10-12 17:35:50 +00:00 committed by GitHub
commit a5fa95adfd
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
Source/Core/Common/Matrix.cpp
View File

@ -78,7 +78,7 @@ Quaternion::Quaternion(float w, float x, float y, float z) : data(x, y, z, w)
float Quaternion::Norm() const float Quaternion::Norm() const
{ {
return data.Dot(data); return std::sqrt(data.Dot(data));
} }
Quaternion Quaternion::Normalized() const Quaternion Quaternion::Normalized() const

4
Source/Core/Core/HW/WiimoteEmu/Dynamics.cpp
View File

@ -398,7 +398,9 @@ Common::Quaternion GetRotationFromAcceleration(const Common::Vec3& accel)
Common::Quaternion GetRotationFromGyroscope(const Common::Vec3& gyro) Common::Quaternion GetRotationFromGyroscope(const Common::Vec3& gyro)
{ {
return Common::Quaternion{1, gyro.x / 2, gyro.y / 2, gyro.z / 2}; const auto length = gyro.Length();
return (length != 0) ? Common::Quaternion::Rotate(length, gyro / length) :
Common::Quaternion::Identity();
} }
Common::Matrix33 GetRotationalMatrix(const Common::Vec3& angle) Common::Matrix33 GetRotationalMatrix(const Common::Vec3& angle)