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-rw-r--r--editor/plugins/node_3d_editor_plugin.cpp103
-rw-r--r--editor/plugins/node_3d_editor_plugin.h79
2 files changed, 137 insertions, 45 deletions
diff --git a/editor/plugins/node_3d_editor_plugin.cpp b/editor/plugins/node_3d_editor_plugin.cpp
index 2e8ae1a286..f79b5027cb 100644
--- a/editor/plugins/node_3d_editor_plugin.cpp
+++ b/editor/plugins/node_3d_editor_plugin.cpp
@@ -886,13 +886,15 @@ void Node3DEditorViewport::_update_name() {
view_menu->reset_size();
}
-void Node3DEditorViewport::_compute_edit(const Point2 &p_point) {
+void Node3DEditorViewport::_compute_edit(const Point2 &p_point, const bool p_auto_center) {
_edit.original_local = spatial_editor->are_local_coords_enabled();
_edit.click_ray = _get_ray(p_point);
_edit.click_ray_pos = _get_ray_pos(p_point);
_edit.plane = TRANSFORM_VIEW;
+ if (p_auto_center) {
+ _edit.center = spatial_editor->get_gizmo_transform().origin;
+ }
spatial_editor->update_transform_gizmo();
- _edit.center = spatial_editor->get_gizmo_transform().origin;
Node3D *selected = spatial_editor->get_single_selected_node();
Node3DEditorSelectedItem *se = selected ? editor_selection->get_node_editor_data<Node3DEditorSelectedItem>(selected) : nullptr;
@@ -1364,6 +1366,7 @@ void Node3DEditorViewport::_sinput(const Ref<InputEvent> &p_event) {
}
}
+ _edit.center = spatial_editor->get_gizmo_target_center();
Ref<InputEventMouseButton> b = p_event;
if (b.is_valid()) {
@@ -3364,7 +3367,7 @@ void Node3DEditorViewport::update_transform_gizmo_view() {
Transform3D xform = spatial_editor->get_gizmo_transform();
- Transform3D camera_xform = camera->get_transform();
+ const Transform3D camera_xform = camera->get_transform();
if (xform.origin.is_equal_approx(camera_xform.origin)) {
for (int i = 0; i < 3; i++) {
@@ -3383,11 +3386,63 @@ void Node3DEditorViewport::update_transform_gizmo_view() {
const Vector3 camz = -camera_xform.get_basis().get_axis(2).normalized();
const Vector3 camy = -camera_xform.get_basis().get_axis(1).normalized();
const Plane p = Plane(camz, camera_xform.origin);
- const real_t gizmo_d = MAX(Math::abs(p.distance_to(xform.origin)), CMP_EPSILON);
+ const real_t gizmo_d = CLAMP(Math::abs(p.distance_to(xform.origin)), camera->get_near() * 2, camera->get_far() / 2);
const real_t d0 = camera->unproject_position(camera_xform.origin + camz * gizmo_d).y;
const real_t d1 = camera->unproject_position(camera_xform.origin + camz * gizmo_d + camy).y;
const real_t dd = MAX(Math::abs(d0 - d1), CMP_EPSILON);
+ // This code ensures the gizmo stays on the screen. This includes if
+ // the gizmo would otherwise be behind the camera, to the sides of
+ // the camera, too close to the edge of the screen, too close to
+ // the camera, or too far away from the camera. First we calculate
+ // where the gizmo would go on screen, then we put it there.
+ const Vector3 object_position = spatial_editor->get_gizmo_target_center();
+ Vector2 gizmo_screen_position = camera->unproject_position(object_position);
+ const Vector2 viewport_size = viewport->get_size();
+ // We would use "camera.is_position_behind(parent_translation)" instead of dot,
+ // except that it also accounts for the near clip plane, which we don't want.
+ const bool is_in_front = camera_xform.basis.get_column(2).dot(object_position - camera_xform.origin) < 0;
+ const bool is_in_viewport = is_in_front && Rect2(Vector2(0, 0), viewport_size).has_point(gizmo_screen_position);
+ if (spatial_editor->is_keep_gizmo_onscreen_enabled()) {
+ if (!spatial_editor->is_gizmo_visible() || is_in_viewport) {
+ // In this case, the gizmo is either not visible, or in the viewport
+ // already, so we should hide the offscreen line.
+ gizmo_offscreen_line->hide();
+ } else {
+ // In this case, the point is not "normally" on screen, and
+ // it should be placed in the center.
+ const Vector2 half_viewport_size = viewport_size / 2;
+ gizmo_screen_position = half_viewport_size;
+ // The rest of this is for drawing the offscreen line.
+ // One point goes in the center of the viewport.
+ // Calculate where to put the other point of the line.
+ Vector2 unprojected_position = camera->unproject_position(object_position);
+ if (!is_in_front) {
+ // When the object is behind, we need to flip and grow the line.
+ unprojected_position -= half_viewport_size;
+ unprojected_position = unprojected_position.normalized() * -half_viewport_size.length_squared();
+ unprojected_position += half_viewport_size;
+ }
+ gizmo_offscreen_line->point1 = half_viewport_size;
+ gizmo_offscreen_line->point2 = unprojected_position;
+ gizmo_offscreen_line->update();
+ gizmo_offscreen_line->show();
+ }
+ // Update the gizmo's position using what we calculated.
+ xform.origin = camera->project_position(gizmo_screen_position, gizmo_d);
+ } else {
+ // In this case, the user does not want the gizmo to be
+ // kept on screen, so we should hide the offscreen line,
+ // and just use the gizmo's unmodified position.
+ gizmo_offscreen_line->hide();
+ if (is_in_viewport) {
+ xform.origin = camera->project_position(gizmo_screen_position, gizmo_d);
+ } else {
+ xform.origin = object_position;
+ }
+ }
+ spatial_editor->set_gizmo_transform(xform);
+
const real_t gizmo_size = EditorSettings::get_singleton()->get("editors/3d/manipulator_gizmo_size");
// At low viewport heights, multiply the gizmo scale based on the viewport height.
// This prevents the gizmo from growing very large and going outside the viewport.
@@ -3396,7 +3451,6 @@ void Node3DEditorViewport::update_transform_gizmo_view() {
(gizmo_size / Math::abs(dd)) * MAX(1, EDSCALE) *
MIN(viewport_base_height, subviewport_container->get_size().height) / viewport_base_height /
subviewport_container->get_stretch_shrink();
- Vector3 scale = Vector3(1, 1, 1) * gizmo_scale;
// if the determinant is zero, we should disable the gizmo from being rendered
// this prevents supplying bad values to the renderer and then having to filter it out again
@@ -3418,7 +3472,7 @@ void Node3DEditorViewport::update_transform_gizmo_view() {
if (xform.basis.get_axis(i).normalized().dot(xform.basis.get_axis((i + 1) % 3).normalized()) < 1.0) {
axis_angle = axis_angle.looking_at(xform.basis.get_axis(i).normalized(), xform.basis.get_axis((i + 1) % 3).normalized());
}
- axis_angle.basis.scale(scale);
+ axis_angle.basis *= gizmo_scale;
axis_angle.origin = xform.origin;
RenderingServer::get_singleton()->instance_set_transform(move_gizmo_instance[i], axis_angle);
RenderingServer::get_singleton()->instance_set_visible(move_gizmo_instance[i], spatial_editor->is_gizmo_visible() && (spatial_editor->get_tool_mode() == Node3DEditor::TOOL_MODE_SELECT || spatial_editor->get_tool_mode() == Node3DEditor::TOOL_MODE_MOVE));
@@ -3441,7 +3495,7 @@ void Node3DEditorViewport::update_transform_gizmo_view() {
// Rotation white outline
xform.orthonormalize();
- xform.basis.scale(scale);
+ xform.basis *= gizmo_scale;
RenderingServer::get_singleton()->instance_set_transform(rotate_gizmo_instance[3], xform);
RenderingServer::get_singleton()->instance_set_visible(rotate_gizmo_instance[3], spatial_editor->is_gizmo_visible() && (spatial_editor->get_tool_mode() == Node3DEditor::TOOL_MODE_SELECT || spatial_editor->get_tool_mode() == Node3DEditor::TOOL_MODE_ROTATE));
}
@@ -4023,7 +4077,7 @@ void Node3DEditorViewport::drop_data_fw(const Point2 &p_point, const Variant &p_
void Node3DEditorViewport::begin_transform(TransformMode p_mode, bool instant) {
if (get_selected_count() > 0) {
_edit.mode = p_mode;
- _compute_edit(_edit.mouse_pos);
+ _compute_edit(_edit.mouse_pos, false);
_edit.instant = instant;
_edit.snap = spatial_editor->is_snap_enabled();
}
@@ -4426,15 +4480,14 @@ Node3DEditorViewport::Node3DEditorViewport(Node3DEditor *p_spatial_editor, Edito
zoom_indicator_delay = 0.0;
spatial_editor = p_spatial_editor;
- SubViewportContainer *c = memnew(SubViewportContainer);
- subviewport_container = c;
- c->set_stretch(true);
- add_child(c);
- c->set_anchors_and_offsets_preset(Control::PRESET_WIDE);
+ subviewport_container = memnew(SubViewportContainer);
+ subviewport_container->set_stretch(true);
+ add_child(subviewport_container);
+ subviewport_container->set_anchors_and_offsets_preset(Control::PRESET_WIDE);
viewport = memnew(SubViewport);
viewport->set_disable_input(true);
- c->add_child(viewport);
+ subviewport_container->add_child(viewport);
surface = memnew(Control);
surface->set_drag_forwarding(this);
add_child(surface);
@@ -4447,6 +4500,9 @@ Node3DEditorViewport::Node3DEditorViewport(Node3DEditor *p_spatial_editor, Edito
camera->make_current();
surface->set_focus_mode(FOCUS_ALL);
+ gizmo_offscreen_line = memnew(GizmoOffScreenLine);
+ subviewport_container->add_child(gizmo_offscreen_line);
+
VBoxContainer *vbox = memnew(VBoxContainer);
surface->add_child(vbox);
vbox->set_offset(SIDE_LEFT, 10 * EDSCALE);
@@ -5071,6 +5127,7 @@ void Node3DEditor::update_transform_gizmo() {
gizmo.visible = count > 0;
gizmo.transform.origin = (count > 0) ? gizmo_center / count : Vector3();
gizmo.transform.basis = (count == 1) ? gizmo_basis : Basis();
+ gizmo.target_center = gizmo_center / count;
for (uint32_t i = 0; i < VIEWPORTS_COUNT; i++) {
viewports[i]->update_transform_gizmo_view();
@@ -5223,6 +5280,7 @@ Dictionary Node3DEditor::get_state() const {
d["show_grid"] = view_menu->get_popup()->is_item_checked(view_menu->get_popup()->get_item_index(MENU_VIEW_GRID));
d["show_origin"] = view_menu->get_popup()->is_item_checked(view_menu->get_popup()->get_item_index(MENU_VIEW_ORIGIN));
+ d["keep_gizmo_onscreen"] = view_menu->get_popup()->is_item_checked(view_menu->get_popup()->get_item_index(MENU_KEEP_GIZMO_ONSCREEN));
d["fov"] = get_fov();
d["znear"] = get_znear();
d["zfar"] = get_zfar();
@@ -5347,6 +5405,13 @@ void Node3DEditor::set_state(const Dictionary &p_state) {
RenderingServer::get_singleton()->instance_set_visible(origin_instance, use);
}
}
+ if (d.has("keep_gizmo_onscreen")) {
+ bool use = d["keep_gizmo_onscreen"];
+
+ if (use != view_menu->get_popup()->is_item_checked(view_menu->get_popup()->get_item_index(MENU_KEEP_GIZMO_ONSCREEN))) {
+ _menu_item_pressed(MENU_KEEP_GIZMO_ONSCREEN);
+ }
+ }
if (d.has("gizmos_status")) {
Dictionary gizmos_status = d["gizmos_status"];
@@ -5700,7 +5765,13 @@ void Node3DEditor::_menu_item_pressed(int p_option) {
_init_grid();
view_menu->get_popup()->set_item_checked(view_menu->get_popup()->get_item_index(p_option), grid_enabled);
-
+ } break;
+ case MENU_KEEP_GIZMO_ONSCREEN: {
+ keep_gizmo_onscreen = !view_menu->get_popup()->is_item_checked(view_menu->get_popup()->get_item_index(p_option));
+ for (uint32_t i = 0; i < VIEWPORTS_COUNT; i++) {
+ get_editor_viewport(i)->update_transform_gizmo_view();
+ }
+ view_menu->get_popup()->set_item_checked(view_menu->get_popup()->get_item_index(p_option), keep_gizmo_onscreen);
} break;
case MENU_VIEW_CAMERA_SETTINGS: {
settings_dialog->popup_centered(settings_vbc->get_combined_minimum_size() + Size2(50, 50));
@@ -7685,12 +7756,14 @@ Node3DEditor::Node3DEditor(EditorNode *p_editor) {
p->add_separator();
p->add_check_shortcut(ED_SHORTCUT("spatial_editor/view_origin", TTR("View Origin")), MENU_VIEW_ORIGIN);
p->add_check_shortcut(ED_SHORTCUT("spatial_editor/view_grid", TTR("View Grid"), Key::NUMBERSIGN), MENU_VIEW_GRID);
+ p->add_check_shortcut(ED_SHORTCUT("spatial_editor/keep_gizmo_onscreen", TTR("Keep Gizmo On Screen"), KeyModifierMask::CMD + KeyModifierMask::ALT + Key::G), MENU_KEEP_GIZMO_ONSCREEN);
p->add_separator();
p->add_shortcut(ED_SHORTCUT("spatial_editor/settings", TTR("Settings...")), MENU_VIEW_CAMERA_SETTINGS);
p->set_item_checked(p->get_item_index(MENU_VIEW_ORIGIN), true);
p->set_item_checked(p->get_item_index(MENU_VIEW_GRID), true);
+ p->set_item_checked(p->get_item_index(MENU_KEEP_GIZMO_ONSCREEN), true);
p->connect("id_pressed", callable_mp(this, &Node3DEditor::_menu_item_pressed));
diff --git a/editor/plugins/node_3d_editor_plugin.h b/editor/plugins/node_3d_editor_plugin.h
index bbe5615570..f14f8b90b9 100644
--- a/editor/plugins/node_3d_editor_plugin.h
+++ b/editor/plugins/node_3d_editor_plugin.h
@@ -87,6 +87,19 @@ public:
void set_viewport(Node3DEditorViewport *p_viewport);
};
+class GizmoOffScreenLine : public Control {
+ GDCLASS(GizmoOffScreenLine, Control);
+
+public:
+ Vector2 point1;
+ Vector2 point2;
+ void _notification(int p_what) {
+ if (p_what == NOTIFICATION_DRAW && is_visible()) {
+ draw_line(point1, point2, Color(0.0f, 0.75f, 0.75f), 2);
+ }
+ }
+};
+
class Node3DEditorViewport : public Control {
GDCLASS(Node3DEditorViewport, Control);
friend class Node3DEditor;
@@ -201,6 +214,7 @@ private:
CheckBox *preview_camera;
SubViewportContainer *subviewport_container;
+ GizmoOffScreenLine *gizmo_offscreen_line;
MenuButton *view_menu;
PopupMenu *display_submenu;
@@ -237,7 +251,7 @@ private:
};
void _update_name();
- void _compute_edit(const Point2 &p_point);
+ void _compute_edit(const Point2 &p_point, const bool p_auto_center = true);
void _clear_selected();
void _select_clicked(bool p_allow_locked);
ObjectID _select_ray(const Point2 &p_pos);
@@ -507,6 +521,35 @@ class Node3DEditor : public VBoxContainer {
public:
static const unsigned int VIEWPORTS_COUNT = 4;
+ enum MenuOption {
+ MENU_GROUP_SELECTED,
+ MENU_KEEP_GIZMO_ONSCREEN,
+ MENU_LOCK_SELECTED,
+ MENU_SNAP_TO_FLOOR,
+ MENU_TOOL_LIST_SELECT,
+ MENU_TOOL_LOCAL_COORDS,
+ MENU_TOOL_MOVE,
+ MENU_TOOL_OVERRIDE_CAMERA,
+ MENU_TOOL_ROTATE,
+ MENU_TOOL_SCALE,
+ MENU_TOOL_SELECT,
+ MENU_TOOL_USE_SNAP,
+ MENU_TRANSFORM_CONFIGURE_SNAP,
+ MENU_TRANSFORM_DIALOG,
+ MENU_UNGROUP_SELECTED,
+ MENU_UNLOCK_SELECTED,
+ MENU_VIEW_CAMERA_SETTINGS,
+ MENU_VIEW_GIZMOS_3D_ICONS,
+ MENU_VIEW_GRID,
+ MENU_VIEW_ORIGIN,
+ MENU_VIEW_USE_1_VIEWPORT,
+ MENU_VIEW_USE_2_VIEWPORTS,
+ MENU_VIEW_USE_2_VIEWPORTS_ALT,
+ MENU_VIEW_USE_3_VIEWPORTS,
+ MENU_VIEW_USE_3_VIEWPORTS_ALT,
+ MENU_VIEW_USE_4_VIEWPORTS,
+ };
+
enum ToolMode {
TOOL_MODE_SELECT,
TOOL_MODE_MOVE,
@@ -525,7 +568,6 @@ public:
TOOL_OPT_USE_SNAP,
TOOL_OPT_OVERRIDE_CAMERA,
TOOL_OPT_MAX
-
};
private:
@@ -554,6 +596,7 @@ private:
Camera3D::Projection grid_camera_last_update_perspective = Camera3D::PROJECTION_PERSPECTIVE;
Vector3 grid_camera_last_update_position = Vector3();
+ bool keep_gizmo_onscreen = true;
Ref<ArrayMesh> move_gizmo[3], move_plane_gizmo[3], rotate_gizmo[4], scale_gizmo[3], scale_plane_gizmo[3], axis_gizmo[3];
Ref<StandardMaterial3D> gizmo_color[3];
Ref<StandardMaterial3D> plane_gizmo_color[3];
@@ -587,37 +630,10 @@ private:
struct Gizmo {
bool visible = false;
real_t scale = 0;
+ Vector3 target_center;
Transform3D transform;
} gizmo;
- enum MenuOption {
- MENU_TOOL_SELECT,
- MENU_TOOL_MOVE,
- MENU_TOOL_ROTATE,
- MENU_TOOL_SCALE,
- MENU_TOOL_LIST_SELECT,
- MENU_TOOL_LOCAL_COORDS,
- MENU_TOOL_USE_SNAP,
- MENU_TOOL_OVERRIDE_CAMERA,
- MENU_TRANSFORM_CONFIGURE_SNAP,
- MENU_TRANSFORM_DIALOG,
- MENU_VIEW_USE_1_VIEWPORT,
- MENU_VIEW_USE_2_VIEWPORTS,
- MENU_VIEW_USE_2_VIEWPORTS_ALT,
- MENU_VIEW_USE_3_VIEWPORTS,
- MENU_VIEW_USE_3_VIEWPORTS_ALT,
- MENU_VIEW_USE_4_VIEWPORTS,
- MENU_VIEW_ORIGIN,
- MENU_VIEW_GRID,
- MENU_VIEW_GIZMOS_3D_ICONS,
- MENU_VIEW_CAMERA_SETTINGS,
- MENU_LOCK_SELECTED,
- MENU_UNLOCK_SELECTED,
- MENU_GROUP_SELECTED,
- MENU_UNGROUP_SELECTED,
- MENU_SNAP_TO_FLOOR
- };
-
Button *tool_button[TOOL_MAX];
Button *tool_option_button[TOOL_OPT_MAX];
@@ -776,7 +792,10 @@ public:
float get_zfar() const { return settings_zfar->get_value(); }
float get_fov() const { return settings_fov->get_value(); }
+ Vector3 get_gizmo_target_center() const { return gizmo.target_center; }
Transform3D get_gizmo_transform() const { return gizmo.transform; }
+ void set_gizmo_transform(const Transform3D &p_transform) { gizmo.transform = p_transform; }
+ bool is_keep_gizmo_onscreen_enabled() const { return keep_gizmo_onscreen; }
bool is_gizmo_visible() const;
ToolMode get_tool_mode() const { return tool_mode; }
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 03:43:02 +0000