Function TurnToFace

src/SB/Game/zEntPlayer.cpp:492–518

}

static void TurnToFace(xEnt* ent, const xVec3* target, F32 speedLimit, F32 dt)
{
    xVec3 currentFacing = ent->frame->mat.at;
    xVec3Normalize(&currentFacing, &currentFacing);

    F32 angle = xVec3Dot(&currentFacing, target);
    const F32 maxAngle = 0.9999f;
    if (angle < maxAngle)
    {
        xVec3Cross(&ent->frame->drot.axis, &currentFacing, target);
        xVec3Normalize(&ent->frame->drot.axis, &ent->frame->drot.axis);

        angle = xacos(angle);
        if (angle > speedLimit * dt)
        {
            angle = speedLimit * dt;
        }

        if (ent->frame->drot.axis.y < 0.0f)
        {
            angle = -angle;
        }

        ent->frame->drot.angle = angle;
        ent->frame->mode |= 0x20;
    }
}

void PlayerArrive(xEnt* ent, xBase* base)
{