Split Node3DGizmos into dedicated files

Splits Node3DGizmos into dedicated files.

1 files changed, 168 insertions, 0 deletions

diff --git a/editor/plugins/gizmos/decal_gizmo_plugin.cpp b/editor/plugins/gizmos/decal_gizmo_plugin.cpp
new file mode 100644
index 0000000000..b439598ef4
--- /dev/null
+++ b/editor/plugins/gizmos/decal_gizmo_plugin.cpp
@@ -0,0 +1,168 @@
+/**************************************************************************/
+/*  decal_gizmo_plugin.cpp                                                */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* Permission is hereby granted, free of charge, to any person obtaining  */
+/* a copy of this software and associated documentation files (the        */
+/* "Software"), to deal in the Software without restriction, including    */
+/* without limitation the rights to use, copy, modify, merge, publish,    */
+/* distribute, sublicense, and/or sell copies of the Software, and to     */
+/* permit persons to whom the Software is furnished to do so, subject to  */
+/* the following conditions:                                              */
+/*                                                                        */
+/* The above copyright notice and this permission notice shall be         */
+/* included in all copies or substantial portions of the Software.        */
+/*                                                                        */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,        */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF     */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
+
+#include "decal_gizmo_plugin.h"
+
+#include "editor/editor_settings.h"
+#include "editor/editor_undo_redo_manager.h"
+#include "editor/plugins/node_3d_editor_plugin.h"
+#include "scene/3d/decal.h"
+
+DecalGizmoPlugin::DecalGizmoPlugin() {
+	Color gizmo_color = EDITOR_DEF("editors/3d_gizmos/gizmo_colors/decal", Color(0.6, 0.5, 1.0));
+
+	create_material("decal_material", gizmo_color);
+
+	create_handle_material("handles");
+}
+
+bool DecalGizmoPlugin::has_gizmo(Node3D *p_spatial) {
+	return Object::cast_to<Decal>(p_spatial) != nullptr;
+}
+
+String DecalGizmoPlugin::get_gizmo_name() const {
+	return "Decal";
+}
+
+int DecalGizmoPlugin::get_priority() const {
+	return -1;
+}
+
+String DecalGizmoPlugin::get_handle_name(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary) const {
+	switch (p_id) {
+		case 0:
+			return "Size X";
+		case 1:
+			return "Size Y";
+		case 2:
+			return "Size Z";
+	}
+
+	return "";
+}
+
+Variant DecalGizmoPlugin::get_handle_value(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary) const {
+	Decal *decal = Object::cast_to<Decal>(p_gizmo->get_node_3d());
+	return decal->get_size();
+}
+
+void DecalGizmoPlugin::set_handle(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary, Camera3D *p_camera, const Point2 &p_point) {
+	Decal *decal = Object::cast_to<Decal>(p_gizmo->get_node_3d());
+	Transform3D gt = decal->get_global_transform();
+
+	Transform3D gi = gt.affine_inverse();
+
+	Vector3 size = decal->get_size();
+
+	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 * 16384) };
+
+	Vector3 axis;
+	axis[p_id] = 1.0;
+
+	Vector3 ra, rb;
+	Geometry3D::get_closest_points_between_segments(Vector3(), axis * 16384, 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;
+	}
+
+	size[p_id] = d;
+	decal->set_size(size);
+}
+
+void DecalGizmoPlugin::commit_handle(const EditorNode3DGizmo *p_gizmo, int p_id, bool p_secondary, const Variant &p_restore, bool p_cancel) {
+	Decal *decal = Object::cast_to<Decal>(p_gizmo->get_node_3d());
+
+	Vector3 restore = p_restore;
+
+	if (p_cancel) {
+		decal->set_size(restore);
+		return;
+	}
+
+	EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
+	ur->create_action(TTR("Change Decal Size"));
+	ur->add_do_method(decal, "set_size", decal->get_size());
+	ur->add_undo_method(decal, "set_size", restore);
+	ur->commit_action();
+}
+
+void DecalGizmoPlugin::redraw(EditorNode3DGizmo *p_gizmo) {
+	Decal *decal = Object::cast_to<Decal>(p_gizmo->get_node_3d());
+
+	p_gizmo->clear();
+
+	Vector<Vector3> lines;
+	Vector3 size = decal->get_size();
+
+	AABB aabb;
+	aabb.position = -size / 2;
+	aabb.size = size;
+
+	for (int i = 0; i < 12; i++) {
+		Vector3 a, b;
+		aabb.get_edge(i, a, b);
+		if (a.y == b.y) {
+			lines.push_back(a);
+			lines.push_back(b);
+		} else {
+			Vector3 ah = a.lerp(b, 0.2);
+			lines.push_back(a);
+			lines.push_back(ah);
+			Vector3 bh = b.lerp(a, 0.2);
+			lines.push_back(b);
+			lines.push_back(bh);
+		}
+	}
+
+	float half_size_y = size.y / 2;
+	lines.push_back(Vector3(0, half_size_y, 0));
+	lines.push_back(Vector3(0, half_size_y * 1.2, 0));
+
+	Vector<Vector3> handles;
+
+	for (int i = 0; i < 3; i++) {
+		Vector3 ax;
+		ax[i] = aabb.position[i] + aabb.size[i];
+		handles.push_back(ax);
+	}
+
+	Ref<Material> material = get_material("decal_material", p_gizmo);
+
+	p_gizmo->add_lines(lines, material);
+	p_gizmo->add_handles(handles, get_material("handles"));
+}