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authorhoontee <5272529+hoontee@users.noreply.github.com>2021-02-08 20:30:12 -0600
committerhoontee <hunter.chambers@gmail.com>2022-03-08 18:58:47 -0600
commitce2b367afbf2c593d611dc8fe4620646f35253ba (patch)
tree747107a42ba5fb0d4cc40b72f5708592be8dcb03 /modules/csg
parentf73ef03a86912dfe5c6eb73a99c3f50c144c5030 (diff)
Properly handle CSGShape parent and visibility updates, plus some refactoring
Diffstat (limited to 'modules/csg')
-rw-r--r--modules/csg/csg_shape.cpp132
-rw-r--r--modules/csg/csg_shape.h6
2 files changed, 78 insertions, 60 deletions
diff --git a/modules/csg/csg_shape.cpp b/modules/csg/csg_shape.cpp
index 3bb2bc3a4d..a659062438 100644
--- a/modules/csg/csg_shape.cpp
+++ b/modules/csg/csg_shape.cpp
@@ -125,7 +125,7 @@ bool CSGShape3D::get_collision_mask_value(int p_layer_number) const {
}
bool CSGShape3D::is_root_shape() const {
- return !parent;
+ return !parent_shape;
}
void CSGShape3D::set_snap(float p_snap) {
@@ -136,13 +136,13 @@ float CSGShape3D::get_snap() const {
return snap;
}
-void CSGShape3D::_make_dirty() {
- if (!is_inside_tree()) {
- return;
+void CSGShape3D::_make_dirty(bool p_parent_removing) {
+ if ((p_parent_removing || is_root_shape()) && !dirty) {
+ call_deferred("_update_shape"); // Must be deferred; otherwise, is_root_shape() will use the previous parent
}
- if (parent) {
- parent->_make_dirty();
+ if (!is_root_shape()) {
+ parent_shape->_make_dirty();
} else if (!dirty) {
call_deferred(SNAME("_update_shape"));
}
@@ -164,7 +164,7 @@ CSGBrush *CSGShape3D::_get_brush() {
if (!child) {
continue;
}
- if (!child->is_visible_in_tree()) {
+ if (!child->is_visible()) {
continue;
}
@@ -280,7 +280,7 @@ void CSGShape3D::mikktSetTSpaceDefault(const SMikkTSpaceContext *pContext, const
}
void CSGShape3D::_update_shape() {
- if (parent || !is_inside_tree()) {
+ if (!is_root_shape() || !is_inside_tree()) {
return;
}
@@ -345,27 +345,6 @@ void CSGShape3D::_update_shape() {
}
}
- // Update collision faces.
- if (root_collision_shape.is_valid()) {
- Vector<Vector3> physics_faces;
- physics_faces.resize(n->faces.size() * 3);
- Vector3 *physicsw = physics_faces.ptrw();
-
- for (int i = 0; i < n->faces.size(); i++) {
- int order[3] = { 0, 1, 2 };
-
- if (n->faces[i].invert) {
- SWAP(order[1], order[2]);
- }
-
- physicsw[i * 3 + 0] = n->faces[i].vertices[order[0]];
- physicsw[i * 3 + 1] = n->faces[i].vertices[order[1]];
- physicsw[i * 3 + 2] = n->faces[i].vertices[order[2]];
- }
-
- root_collision_shape->set_faces(physics_faces);
- }
-
//fill arrays
{
for (int i = 0; i < n->faces.size(); i++) {
@@ -458,6 +437,32 @@ void CSGShape3D::_update_shape() {
}
set_base(root_mesh->get_rid());
+
+ _update_collision_faces();
+}
+
+void CSGShape3D::_update_collision_faces() {
+ if (use_collision && is_root_shape() && root_collision_shape.is_valid()) {
+ CSGBrush *n = _get_brush();
+ ERR_FAIL_COND_MSG(!n, "Cannot get CSGBrush.");
+ Vector<Vector3> physics_faces;
+ physics_faces.resize(n->faces.size() * 3);
+ Vector3 *physicsw = physics_faces.ptrw();
+
+ for (int i = 0; i < n->faces.size(); i++) {
+ int order[3] = { 0, 1, 2 };
+
+ if (n->faces[i].invert) {
+ SWAP(order[1], order[2]);
+ }
+
+ physicsw[i * 3 + 0] = n->faces[i].vertices[order[0]];
+ physicsw[i * 3 + 1] = n->faces[i].vertices[order[1]];
+ physicsw[i * 3 + 2] = n->faces[i].vertices[order[2]];
+ }
+
+ root_collision_shape->set_faces(physics_faces);
+ }
}
AABB CSGShape3D::get_aabb() const {
@@ -492,61 +497,72 @@ Vector<Face3> CSGShape3D::get_faces(uint32_t p_usage_flags) const {
void CSGShape3D::_notification(int p_what) {
switch (p_what) {
- case NOTIFICATION_ENTER_TREE: {
+ case NOTIFICATION_PARENTED: {
Node *parentn = get_parent();
if (parentn) {
- parent = Object::cast_to<CSGShape3D>(parentn);
- if (parent) {
+ parent_shape = Object::cast_to<CSGShape3D>(parentn);
+ if (parent_shape) {
set_base(RID());
root_mesh.unref();
}
}
-
- if (use_collision && is_root_shape()) {
- root_collision_shape.instantiate();
- root_collision_instance = PhysicsServer3D::get_singleton()->body_create();
- PhysicsServer3D::get_singleton()->body_set_mode(root_collision_instance, PhysicsServer3D::BODY_MODE_STATIC);
- PhysicsServer3D::get_singleton()->body_set_state(root_collision_instance, PhysicsServer3D::BODY_STATE_TRANSFORM, get_global_transform());
- PhysicsServer3D::get_singleton()->body_add_shape(root_collision_instance, root_collision_shape->get_rid());
- PhysicsServer3D::get_singleton()->body_set_space(root_collision_instance, get_world_3d()->get_space());
- PhysicsServer3D::get_singleton()->body_attach_object_instance_id(root_collision_instance, get_instance_id());
- set_collision_layer(collision_layer);
- set_collision_mask(collision_mask);
+ if (!brush || parent_shape) {
+ // Update this node if uninitialized, or both this node and its new parent if it gets added to another CSG shape
+ _make_dirty();
}
+ last_visible = is_visible();
+ } break;
- _make_dirty();
+ case NOTIFICATION_UNPARENTED: {
+ if (!is_root_shape()) {
+ // Update this node and its previous parent only if it's currently being removed from another CSG shape
+ _make_dirty(true); // Must be forced since is_root_shape() uses the previous parent
+ }
+ parent_shape = nullptr;
} break;
- case NOTIFICATION_TRANSFORM_CHANGED: {
- if (use_collision && is_root_shape() && root_collision_instance.is_valid()) {
- PhysicsServer3D::get_singleton()->body_set_state(root_collision_instance, PhysicsServer3D::BODY_STATE_TRANSFORM, get_global_transform());
+ case NOTIFICATION_VISIBILITY_CHANGED: {
+ if (!is_root_shape() && last_visible != is_visible()) {
+ // Update this node's parent only if its own visibility has changed, not the visibility of parent nodes
+ parent_shape->_make_dirty();
}
+ last_visible = is_visible();
} break;
case NOTIFICATION_LOCAL_TRANSFORM_CHANGED: {
- if (parent) {
- parent->_make_dirty();
+ if (!is_root_shape()) {
+ // Update this node's parent only if its own transformation has changed, not the transformation of parent nodes
+ parent_shape->_make_dirty();
}
} break;
- case NOTIFICATION_VISIBILITY_CHANGED: {
- if (parent) {
- parent->_make_dirty();
+ case NOTIFICATION_ENTER_TREE: {
+ if (use_collision && is_root_shape()) {
+ root_collision_shape.instantiate();
+ root_collision_instance = PhysicsServer3D::get_singleton()->body_create();
+ PhysicsServer3D::get_singleton()->body_set_mode(root_collision_instance, PhysicsServer3D::BODY_MODE_STATIC);
+ PhysicsServer3D::get_singleton()->body_set_state(root_collision_instance, PhysicsServer3D::BODY_STATE_TRANSFORM, get_global_transform());
+ PhysicsServer3D::get_singleton()->body_add_shape(root_collision_instance, root_collision_shape->get_rid());
+ PhysicsServer3D::get_singleton()->body_set_space(root_collision_instance, get_world_3d()->get_space());
+ PhysicsServer3D::get_singleton()->body_attach_object_instance_id(root_collision_instance, get_instance_id());
+ set_collision_layer(collision_layer);
+ set_collision_mask(collision_mask);
+ _update_collision_faces();
}
} break;
case NOTIFICATION_EXIT_TREE: {
- if (parent) {
- parent->_make_dirty();
- }
- parent = nullptr;
-
if (use_collision && is_root_shape() && root_collision_instance.is_valid()) {
PhysicsServer3D::get_singleton()->free(root_collision_instance);
root_collision_instance = RID();
root_collision_shape.unref();
}
- _make_dirty();
+ } break;
+
+ case NOTIFICATION_TRANSFORM_CHANGED: {
+ if (use_collision && is_root_shape() && root_collision_instance.is_valid()) {
+ PhysicsServer3D::get_singleton()->body_set_state(root_collision_instance, PhysicsServer3D::BODY_STATE_TRANSFORM, get_global_transform());
+ }
} break;
}
}
diff --git a/modules/csg/csg_shape.h b/modules/csg/csg_shape.h
index 6da9893368..d16250e30d 100644
--- a/modules/csg/csg_shape.h
+++ b/modules/csg/csg_shape.h
@@ -52,13 +52,14 @@ public:
private:
Operation operation = OPERATION_UNION;
- CSGShape3D *parent = nullptr;
+ CSGShape3D *parent_shape = nullptr;
CSGBrush *brush = nullptr;
AABB node_aabb;
bool dirty = false;
+ bool last_visible = false;
float snap = 0.001;
bool use_collision = false;
@@ -104,11 +105,12 @@ private:
const tbool bIsOrientationPreserving, const int iFace, const int iVert);
void _update_shape();
+ void _update_collision_faces();
protected:
void _notification(int p_what);
virtual CSGBrush *_build_brush() = 0;
- void _make_dirty();
+ void _make_dirty(bool p_parent_removing = false);
static void _bind_methods();