5 files changed, 25 insertions, 10 deletions
diff --git a/scene/3d/camera.cpp b/scene/3d/camera.cpp
index 6998b34cfd..9de189c158 100644
--- a/scene/3d/camera.cpp
+++ b/scene/3d/camera.cpp
@@ -201,7 +201,7 @@ void Camera::make_current() {
 	//get_scene()->call_group(SceneMainLoop::GROUP_CALL_REALTIME,camera_group,"_camera_make_current",this);
 }
 
-void Camera::clear_current() {
+void Camera::clear_current(bool p_enable_next) {
 
 	current = false;
 	if (!is_inside_tree())
@@ -209,7 +209,10 @@ void Camera::clear_current() {
 
 	if (get_viewport()->get_camera() == this) {
 		get_viewport()->_camera_set(NULL);
-		get_viewport()->_camera_make_next_current(this);
+
+		if (p_enable_next) {
+			get_viewport()->_camera_make_next_current(this);
+		}
 	}
 }
 
@@ -439,7 +442,7 @@ void Camera::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_perspective", "fov", "z_near", "z_far"), &Camera::set_perspective);
 	ClassDB::bind_method(D_METHOD("set_orthogonal", "size", "z_near", "z_far"), &Camera::set_orthogonal);
 	ClassDB::bind_method(D_METHOD("make_current"), &Camera::make_current);
-	ClassDB::bind_method(D_METHOD("clear_current"), &Camera::clear_current);
+	ClassDB::bind_method(D_METHOD("clear_current", "enable_next"), &Camera::clear_current, DEFVAL(true));
 	ClassDB::bind_method(D_METHOD("set_current"), &Camera::set_current);
 	ClassDB::bind_method(D_METHOD("is_current"), &Camera::is_current);
 	ClassDB::bind_method(D_METHOD("get_camera_transform"), &Camera::get_camera_transform);
diff --git a/scene/3d/camera.h b/scene/3d/camera.h
index e2679870de..109bf3adc6 100644
--- a/scene/3d/camera.h
+++ b/scene/3d/camera.h
@@ -113,7 +113,7 @@ public:
 	void set_projection(Camera::Projection p_mode);
 
 	void make_current();
-	void clear_current();
+	void clear_current(bool p_enable_next = true);
 	void set_current(bool p_current);
 	bool is_current() const;
 
diff --git a/scene/3d/scenario_fx.cpp b/scene/3d/scenario_fx.cpp
index 02768ac91f..d5bff676cb 100644
--- a/scene/3d/scenario_fx.cpp
+++ b/scene/3d/scenario_fx.cpp
@@ -79,7 +79,11 @@ Ref<Environment> WorldEnvironment::get_environment() const {
 
 String WorldEnvironment::get_configuration_warning() const {
 
-	if (/*!is_visible_in_tree() ||*/ !is_inside_tree() || !environment.is_valid())
+	if (!environment.is_valid()) {
+		return TTR("WorldEnvironment needs an Environment resource.");
+	}
+
+	if (/*!is_visible_in_tree() ||*/ !is_inside_tree())
 		return String();
 
 	List<Node *> nodes;
@@ -89,6 +93,10 @@ String WorldEnvironment::get_configuration_warning() const {
 		return TTR("Only one WorldEnvironment is allowed per scene (or set of instanced scenes).");
 	}
 
+	if (environment.is_valid() && get_viewport() && !get_viewport()->get_camera() && environment->get_background() != Environment::BG_CANVAS) {
+		return TTR("This WorldEnvironment is ignored. Either add a Camera (for 3D scenes) or set this environment's Background Mode to Canvas (for 2D scenes).");
+	}
+
 	return String();
 }
 
diff --git a/scene/3d/vehicle_body.cpp b/scene/3d/vehicle_body.cpp
index ed3bde9504..b72665aa2b 100644
--- a/scene/3d/vehicle_body.cpp
+++ b/scene/3d/vehicle_body.cpp
@@ -524,7 +524,7 @@ void VehicleBody::_update_suspension(PhysicsDirectBodyState *s) {
 
 //bilateral constraint between two dynamic objects
 void VehicleBody::_resolve_single_bilateral(PhysicsDirectBodyState *s, const Vector3 &pos1,
-		PhysicsBody *body2, const Vector3 &pos2, const Vector3 &normal, real_t &impulse) {
+		PhysicsBody *body2, const Vector3 &pos2, const Vector3 &normal, real_t &impulse, real_t p_rollInfluence) {
 
 	real_t normalLenSqr = normal.length_squared();
 	//ERR_FAIL_COND( normalLenSqr < real_t(1.1));
@@ -582,8 +582,12 @@ void VehicleBody::_resolve_single_bilateral(PhysicsDirectBodyState *s, const Vec
 
 	rel_vel = normal.dot(vel);
 
-	//TODO: move this into proper structure
-	real_t contactDamping = real_t(0.4);
+	// !BAS! We had this set to 0.4, in bullet its 0.2
+	// real_t contactDamping = real_t(0.2);
+
+	// !BAS! But seeing we apply this frame by frame, makes more sense to me to make this time based
+	// keeping in mind our anti roll factor
+	real_t contactDamping = s->get_step() / p_rollInfluence;
 #define ONLY_USE_LINEAR_MASS
 #ifdef ONLY_USE_LINEAR_MASS
 	real_t massTerm = real_t(1.) / ((1.0 / mass) + b2invmass);
@@ -704,7 +708,7 @@ void VehicleBody::_update_friction(PhysicsDirectBodyState *s) {
 
 				_resolve_single_bilateral(s, wheelInfo.m_raycastInfo.m_contactPointWS,
 						wheelInfo.m_raycastInfo.m_groundObject, wheelInfo.m_raycastInfo.m_contactPointWS,
-						m_axle[i], m_sideImpulse[i]);
+						m_axle[i], m_sideImpulse[i], wheelInfo.m_rollInfluence);
 
 				m_sideImpulse[i] *= sideFrictionStiffness2;
 			}
diff --git a/scene/3d/vehicle_body.h b/scene/3d/vehicle_body.h
index 7810a42e8a..1ac3693cc4 100644
--- a/scene/3d/vehicle_body.h
+++ b/scene/3d/vehicle_body.h
@@ -168,7 +168,7 @@ class VehicleBody : public RigidBody {
 		btVehicleWheelContactPoint(PhysicsDirectBodyState *s, PhysicsBody *body1, const Vector3 &frictionPosWorld, const Vector3 &frictionDirectionWorld, real_t maxImpulse);
 	};
 
-	void _resolve_single_bilateral(PhysicsDirectBodyState *s, const Vector3 &pos1, PhysicsBody *body2, const Vector3 &pos2, const Vector3 &normal, real_t &impulse);
+	void _resolve_single_bilateral(PhysicsDirectBodyState *s, const Vector3 &pos1, PhysicsBody *body2, const Vector3 &pos2, const Vector3 &normal, real_t &impulse, real_t p_rollInfluence);
 	real_t _calc_rolling_friction(btVehicleWheelContactPoint &contactPoint);
 
 	void _update_friction(PhysicsDirectBodyState *s);