kexQuat kexAngle::ToQuat(void)
{
return
(kexQuat(pitch, kexVec3::vecRight) *
(kexQuat(yaw, kexVec3::vecUp) *
kexQuat(roll, kexVec3::vecForward)));
}
kexQuat kexVec3::ToQuat(void) {
float d = Unit();
if(d == 0.0f)
return kexQuat();
kexVec3 scv = *this * (1.0f / d);
float angle = kexMath::ACos(scv.y);
return kexQuat(angle, vecForward.Cross(scv).Normalize());
}
void kexDisplayObject::Spawn(void) {
if(rotation.x == 0 && rotation.y == 0 && rotation.z == 0 && rotation.w == 0) {
rotation = kexQuat(angles.yaw, 0, 1, 0);
}
rotation.Normalize();
}
kexQuat kexPlane::ToQuat(void) {
kexVec3 cross = kexVec3::vecUp.Cross(Normal()).Normalize();
return kexQuat(kexMath::ACos(kexVec3::vecUp.Dot(Normal())), cross);
}
