godotengine
/
godot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix Quat multiplication 

x, y, z values were updated too early
This commit is contained in:
rafallus 2021-03-29 13:57:29 -06:00
parent 76a2e76468
commit 9196722935
1 changed files with 6 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
core/math/quat.cpp
View File

@ -55,10 +55,13 @@ Vector3 Quat::get_euler_yxz() const {
} }
void Quat::operator*=(const Quat &p_q) { void Quat::operator*=(const Quat &p_q) {
x = w * p_q.x + x * p_q.w + y * p_q.z - z * p_q.y; real_t xx = w * p_q.x + x * p_q.w + y * p_q.z - z * p_q.y;
y = w * p_q.y + y * p_q.w + z * p_q.x - x * p_q.z; real_t yy = w * p_q.y + y * p_q.w + z * p_q.x - x * p_q.z;
z = w * p_q.z + z * p_q.w + x * p_q.y - y * p_q.x; real_t zz = w * p_q.z + z * p_q.w + x * p_q.y - y * p_q.x;
w = w * p_q.w - x * p_q.x - y * p_q.y - z * p_q.z; w = w * p_q.w - x * p_q.x - y * p_q.y - z * p_q.z;
x = xx;
y = yy;
z = zz;
} }
Quat Quat::operator*(const Quat &p_q) const { Quat Quat::operator*(const Quat &p_q) const {