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path: root/modules/bullet/rigid_body_bullet.cpp
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Diffstat (limited to 'modules/bullet/rigid_body_bullet.cpp')
-rw-r--r--modules/bullet/rigid_body_bullet.cpp40
1 files changed, 20 insertions, 20 deletions
diff --git a/modules/bullet/rigid_body_bullet.cpp b/modules/bullet/rigid_body_bullet.cpp
index a4f9affa95..e393396713 100644
--- a/modules/bullet/rigid_body_bullet.cpp
+++ b/modules/bullet/rigid_body_bullet.cpp
@@ -503,15 +503,18 @@ void RigidBodyBullet::set_param(PhysicsServer3D::BodyParameter p_param, real_t p
}
case PhysicsServer3D::BODY_PARAM_LINEAR_DAMP:
linearDamp = p_value;
- btBody->setDamping(linearDamp, angularDamp);
+ // Mark for updating total linear damping.
+ scratch_space_override_modificator();
break;
case PhysicsServer3D::BODY_PARAM_ANGULAR_DAMP:
angularDamp = p_value;
- btBody->setDamping(linearDamp, angularDamp);
+ // Mark for updating total angular damping.
+ scratch_space_override_modificator();
break;
case PhysicsServer3D::BODY_PARAM_GRAVITY_SCALE:
gravity_scale = p_value;
- /// The Bullet gravity will be is set by reload_space_override_modificator
+ // The Bullet gravity will be is set by reload_space_override_modificator.
+ // Mark for updating total gravity scale.
scratch_space_override_modificator();
break;
default:
@@ -902,21 +905,20 @@ void RigidBodyBullet::on_exit_area(AreaBullet *p_area) {
}
void RigidBodyBullet::reload_space_override_modificator() {
-
// Make sure that kinematic bodies have their total gravity calculated
if (!is_active() && PhysicsServer3D::BODY_MODE_KINEMATIC != mode)
return;
- Vector3 newGravity(space->get_gravity_direction() * space->get_gravity_magnitude());
- real_t newLinearDamp(linearDamp);
- real_t newAngularDamp(angularDamp);
+ Vector3 newGravity(0.0, 0.0, 0.0);
+ real_t newLinearDamp = MAX(0.0, linearDamp);
+ real_t newAngularDamp = MAX(0.0, angularDamp);
AreaBullet *currentArea;
// Variable used to calculate new gravity for gravity point areas, it is pointed by currentGravity pointer
Vector3 support_gravity(0, 0, 0);
- int countCombined(0);
- for (int i = areaWhereIamCount - 1; 0 <= i; --i) {
+ bool stopped = false;
+ for (int i = areaWhereIamCount - 1; (0 <= i) && !stopped; --i) {
currentArea = areasWhereIam[i];
@@ -965,7 +967,6 @@ void RigidBodyBullet::reload_space_override_modificator() {
newGravity += support_gravity;
newLinearDamp += currentArea->get_spOv_linearDamp();
newAngularDamp += currentArea->get_spOv_angularDamp();
- ++countCombined;
break;
case PhysicsServer3D::AREA_SPACE_OVERRIDE_COMBINE_REPLACE:
/// This area adds its gravity/damp values to whatever has been calculated
@@ -974,32 +975,31 @@ void RigidBodyBullet::reload_space_override_modificator() {
newGravity += support_gravity;
newLinearDamp += currentArea->get_spOv_linearDamp();
newAngularDamp += currentArea->get_spOv_angularDamp();
- ++countCombined;
- goto endAreasCycle;
+ stopped = true;
+ break;
case PhysicsServer3D::AREA_SPACE_OVERRIDE_REPLACE:
/// This area replaces any gravity/damp, even the default one, and
/// stops taking into account the rest of the areas.
newGravity = support_gravity;
newLinearDamp = currentArea->get_spOv_linearDamp();
newAngularDamp = currentArea->get_spOv_angularDamp();
- countCombined = 1;
- goto endAreasCycle;
+ stopped = true;
+ break;
case PhysicsServer3D::AREA_SPACE_OVERRIDE_REPLACE_COMBINE:
/// This area replaces any gravity/damp calculated so far, but keeps
/// calculating the rest of the areas, down to the default one.
newGravity = support_gravity;
newLinearDamp = currentArea->get_spOv_linearDamp();
newAngularDamp = currentArea->get_spOv_angularDamp();
- countCombined = 1;
break;
}
}
-endAreasCycle:
- if (1 < countCombined) {
- newGravity /= countCombined;
- newLinearDamp /= countCombined;
- newAngularDamp /= countCombined;
+ // Add default gravity and damping from space.
+ if (!stopped) {
+ newGravity += space->get_gravity_direction() * space->get_gravity_magnitude();
+ newLinearDamp += space->get_linear_damp();
+ newAngularDamp += space->get_angular_damp();
}
btVector3 newBtGravity;