Increase the base angular velocity to 900°/sec (#5192)

CHANGELOG.md

@@ -23,6 +23,7 @@
     Bug #5088: Sky abruptly changes direction during certain weather transitions
     Bug #5100: Persuasion doesn't always clamp the resulting disposition
     Bug #5120: Scripted object spawning updates physics system
+    Bug #5192: Actor turn rate is too slow
     Bug #5207: Loose summons can be present in scene
     Bug #5377: console does not appear after using menutest in inventory
     Bug #5379: Wandering NPCs falling through cantons

apps/openmw/mwmechanics/steering.hpp

@@ -16,9 +16,11 @@ namespace MWMechanics
 // Max rotating speed, radian/sec
 inline float getAngularVelocity(const float actorSpeed)
 {
-    const float baseAngluarVelocity = 10;
+    constexpr float degreesPerFrame = 15.f;
+    constexpr int framesPerSecond = 60;
+    const float baseAngularVelocity = osg::DegreesToRadians(degreesPerFrame * framesPerSecond);
     const float baseSpeed = 200;
-    return baseAngluarVelocity * std::max(actorSpeed / baseSpeed, 1.0f);
+    return baseAngularVelocity * std::max(actorSpeed / baseSpeed, 1.0f);
 }
 
 /// configure rotation settings for an actor to reach this target angle (eventually)