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Use 3D editor gizmo helper for FogVolume to allow dragging individual faces

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This commit is contained in:
Hugo Locurcio 2024-03-09 18:02:43 +01:00
parent f28964805e
commit 72002a77de
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GPG key ID: 39E8F8BE30B0A49C
2 changed files with 29 additions and 47 deletions
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70
editor/plugins/gizmos/fog_volume_gizmo_plugin.cpp
View file

@ -34,10 +34,12 @@
#include "editor/editor_settings.h"
#include "editor/editor_string_names.h"
#include "editor/editor_undo_redo_manager.h"
#include "editor/plugins/gizmos/gizmo_3d_helper.h"
#include "editor/plugins/node_3d_editor_plugin.h"
#include "scene/3d/fog_volume.h"
FogVolumeGizmoPlugin::FogVolumeGizmoPlugin() {
helper.instantiate();
Color gizmo_color = EDITOR_DEF_RST("editors/3d_gizmos/gizmo_colors/fog_volume", Color(0.5, 0.7, 1));
create_material("shape_material", gizmo_color);
gizmo_color.a = 0.15;
@ -48,6 +50,9 @@ FogVolumeGizmoPlugin::FogVolumeGizmoPlugin() {
create_handle_material("handles");
}
FogVolumeGizmoPlugin::~FogVolumeGizmoPlugin() {
}
bool FogVolumeGizmoPlugin::has_gizmo(Node3D *p_spatial) {
return (Object::cast_to<FogVolume>(p_spatial) != nullptr);
}
@ -61,63 +66,40 @@ int FogVolumeGizmoPlugin::get_priority() const {
}
String FogVolumeGizmoPlugin::get_handle_name(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary) const {
return "Size";
return helper->box_get_handle_name(p_id);
}
Variant FogVolumeGizmoPlugin::get_handle_value(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary) const {
return Vector3(p_gizmo->get_node_3d()->call("get_size"));
}
void FogVolumeGizmoPlugin::begin_handle_action(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary) {
helper->initialize_handle_action(get_handle_value(p_gizmo, p_id, p_secondary), p_gizmo->get_node_3d()->get_global_transform());
}
void FogVolumeGizmoPlugin::set_handle(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary, Camera3D *p_camera, const Point2 &p_point) {
Node3D *sn = p_gizmo->get_node_3d();
FogVolume *fog_volume = Object::cast_to<FogVolume>(p_gizmo->get_node_3d());
Vector3 size = fog_volume->get_size();
Transform3D gt = sn->get_global_transform();
Transform3D gi = gt.affine_inverse();
Vector3 sg[2];
helper->get_segment(p_camera, p_point, sg);
Vector3 ray_from = p_camera->project_ray_origin(p_point);
Vector3 ray_dir = p_camera->project_ray_normal(p_point);
Vector3 sg[2] = { gi.xform(ray_from), gi.xform(ray_from + ray_dir * 4096) };
Vector3 axis;
axis[p_id] = 1.0;
Vector3 ra, rb;
Geometry3D::get_closest_points_between_segments(Vector3(), axis * 4096, sg[0], sg[1], ra, rb);
float d = ra[p_id] * 2;
if (Node3DEditor::get_singleton()->is_snap_enabled()) {
d = Math::snapped(d, Node3DEditor::get_singleton()->get_translate_snap());
}
if (d < 0.001) {
d = 0.001;
}
Vector3 he = sn->call("get_size");
he[p_id] = d;
sn->call("set_size", he);
Vector3 position;
helper->box_set_handle(sg, p_id, size, position);
fog_volume->set_size(size);
fog_volume->set_global_position(position);
}
void FogVolumeGizmoPlugin::commit_handle(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary, const Variant &p_restore, bool p_cancel) {
Node3D *sn = p_gizmo->get_node_3d();
if (p_cancel) {
sn->call("set_size", p_restore);
return;
}
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Change Fog Volume Size"));
ur->add_do_method(sn, "set_size", sn->call("get_size"));
ur->add_undo_method(sn, "set_size", p_restore);
ur->commit_action();
helper->box_commit_handle(TTR("Change FogVolume Size"), p_cancel, p_gizmo->get_node_3d());
}
void FogVolumeGizmoPlugin::redraw(EditorNode3DGizmo *p_gizmo) {
Node3D *cs = p_gizmo->get_node_3d();
FogVolume *fog_volume = Object::cast_to<FogVolume>(p_gizmo->get_node_3d());
p_gizmo->clear();
if (RS::FogVolumeShape(int(p_gizmo->get_node_3d()->call("get_shape"))) != RS::FOG_VOLUME_SHAPE_WORLD) {
if (fog_volume->get_shape() != RS::FOG_VOLUME_SHAPE_WORLD) {
const Ref<Material> material =
get_material("shape_material", p_gizmo);
const Ref<Material> material_internal =
@ -127,7 +109,7 @@ void FogVolumeGizmoPlugin::redraw(EditorNode3DGizmo *p_gizmo) {
Vector<Vector3> lines;
AABB aabb;
aabb.size = cs->call("get_size").operator Vector3();
aabb.size = fog_volume->get_size();
aabb.position = aabb.size / -2;
for (int i = 0; i < 12; i++) {
@ -137,13 +119,7 @@ void FogVolumeGizmoPlugin::redraw(EditorNode3DGizmo *p_gizmo) {
lines.push_back(b);
}
Vector<Vector3> handles;
for (int i = 0; i < 3; i++) {
Vector3 ax;
ax[i] = cs->call("get_size").operator Vector3()[i] / 2;
handles.push_back(ax);
}
Vector<Vector3> handles = helper->box_get_handles(fog_volume->get_size());
p_gizmo->add_lines(lines, material);
p_gizmo->add_collision_segments(lines);

6
editor/plugins/gizmos/fog_volume_gizmo_plugin.h
View file

@ -33,9 +33,13 @@
#include "editor/plugins/node_3d_editor_gizmos.h"
class Gizmo3DHelper;
class FogVolumeGizmoPlugin : public EditorNode3DGizmoPlugin {
GDCLASS(FogVolumeGizmoPlugin, EditorNode3DGizmoPlugin);
Ref<Gizmo3DHelper> helper;
public:
bool has_gizmo(Node3D *p_spatial) override;
String get_gizmo_name() const override;
@ -44,10 +48,12 @@ public:
String get_handle_name(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary) const override;
Variant get_handle_value(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary) const override;
void begin_handle_action(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary) override;
void set_handle(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary, Camera3D *p_camera, const Point2 &p_point) override;
void commit_handle(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary, const Variant &p_restore, bool p_cancel = false) override;
FogVolumeGizmoPlugin();
~FogVolumeGizmoPlugin();
};
#endif // FOG_VOLUME_GIZMO_PLUGIN_H