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Fix applied gravity on soft bodies

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Regression fix, gravity was accumulated between frames after some
changes around area gravity calculation.

Also got rid of unused member and method in soft body class.
This commit is contained in:
PouleyKetchoupp 2021-11-17 17:59:26 -07:00
parent 15062513c0
commit ea52c68337
2 changed files with 2 additions and 11 deletions
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10
servers/physics_3d/godot_soft_body_3d.cpp
View file

@ -964,12 +964,6 @@ void GodotSoftBody3D::apply_forces(const LocalVector<GodotArea3D *> &p_wind_area
}
}
void GodotSoftBody3D::_compute_area_gravity(const GodotArea3D *p_area) {
Vector3 area_gravity;
p_area->compute_gravity(get_transform().get_origin(), area_gravity);
gravity += area_gravity;
}
Vector3 GodotSoftBody3D::_compute_area_windforce(const GodotArea3D *p_area, const Face *p_face) {
real_t wfm = p_area->get_wind_force_magnitude();
real_t waf = p_area->get_wind_attenuation_factor();
@ -987,12 +981,12 @@ void GodotSoftBody3D::predict_motion(real_t p_delta) {
ERR_FAIL_COND(!get_space());
int ac = areas.size();
bool gravity_done = false;
Vector3 gravity;
LocalVector<GodotArea3D *> wind_areas;
int ac = areas.size();
if (ac) {
areas.sort();
const AreaCMP *aa = &areas[0];

3
servers/physics_3d/godot_soft_body_3d.h
View file

@ -101,8 +101,6 @@ class GodotSoftBody3D : public GodotCollisionObject3D {
real_t drag_coefficient = 0.0; // [0,1]
LocalVector<int> pinned_vertices;
Vector3 gravity;
SelfList<GodotSoftBody3D> active_list;
Set<GodotConstraint3D *> constraints;
@ -113,7 +111,6 @@ class GodotSoftBody3D : public GodotCollisionObject3D {
uint64_t island_step = 0;
_FORCE_INLINE_ void _compute_area_gravity(const GodotArea3D *p_area);
_FORCE_INLINE_ Vector3 _compute_area_windforce(const GodotArea3D *p_area, const Face *p_face);
public: