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-rw-r--r--editor/plugins/path_editor_plugin.cpp604
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diff --git a/editor/plugins/path_editor_plugin.cpp b/editor/plugins/path_editor_plugin.cpp
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+/*************************************************************************/
+/* path_editor_plugin.cpp */
+/*************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* http://www.godotengine.org */
+/*************************************************************************/
+/* Copyright (c) 2007-2017 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 "path_editor_plugin.h"
+
+#include "spatial_editor_plugin.h"
+#include "scene/resources/curve.h"
+#include "os/keyboard.h"
+
+#if 0
+String PathSpatialGizmo::get_handle_name(int p_idx) const {
+
+ Ref<Curve3D> c = path->get_curve();
+ if (c.is_null())
+ return "";
+
+ if (p_idx<c->get_point_count()) {
+
+ return TTR("Curve Point #")+itos(p_idx);
+ }
+
+ p_idx=p_idx-c->get_point_count()+1;
+
+ int idx=p_idx/2;
+ int t=p_idx%2;
+ String n = TTR("Curve Point #")+itos(idx);
+ if (t==0)
+ n+=" In";
+ else
+ n+=" Out";
+
+ return n;
+
+
+}
+Variant PathSpatialGizmo::get_handle_value(int p_idx) const{
+
+ Ref<Curve3D> c = path->get_curve();
+ if (c.is_null())
+ return Variant();
+
+ if (p_idx<c->get_point_count()) {
+
+ original=c->get_point_pos(p_idx);
+ return original;
+ }
+
+ p_idx=p_idx-c->get_point_count()+1;
+
+ int idx=p_idx/2;
+ int t=p_idx%2;
+
+ Vector3 ofs;
+ if (t==0)
+ ofs=c->get_point_in(idx);
+ else
+ ofs= c->get_point_out(idx);
+
+ original=ofs+c->get_point_pos(idx);
+
+ return ofs;
+
+}
+void PathSpatialGizmo::set_handle(int p_idx,Camera *p_camera, const Point2& p_point){
+
+ Ref<Curve3D> c = path->get_curve();
+ if (c.is_null())
+ return;
+
+ Transform gt = path->get_global_transform();
+ Transform gi = gt.affine_inverse();
+ Vector3 ray_from = p_camera->project_ray_origin(p_point);
+ Vector3 ray_dir = p_camera->project_ray_normal(p_point);
+
+ if (p_idx<c->get_point_count()) {
+
+ Plane p(gt.xform(original),p_camera->get_transform().basis.get_axis(2));
+
+ Vector3 inters;
+
+ if (p.intersects_ray(ray_from,ray_dir,&inters)) {
+
+ if(SpatialEditor::get_singleton()->is_snap_enabled())
+ {
+ float snap = SpatialEditor::get_singleton()->get_translate_snap();
+ inters.snap(snap);
+ }
+
+ Vector3 local = gi.xform(inters);
+ c->set_point_pos(p_idx,local);
+ }
+
+ return;
+ }
+
+ p_idx=p_idx-c->get_point_count()+1;
+
+ int idx=p_idx/2;
+ int t=p_idx%2;
+
+ Vector3 base = c->get_point_pos(idx);
+
+ Plane p(gt.xform(original),p_camera->get_transform().basis.get_axis(2));
+
+ Vector3 inters;
+
+ if (p.intersects_ray(ray_from,ray_dir,&inters)) {
+
+ Vector3 local = gi.xform(inters)-base;
+ if (t==0) {
+ c->set_point_in(idx,local);
+ } else {
+ c->set_point_out(idx,local);
+ }
+ }
+
+}
+
+void PathSpatialGizmo::commit_handle(int p_idx,const Variant& p_restore,bool p_cancel){
+
+ Ref<Curve3D> c = path->get_curve();
+ if (c.is_null())
+ return;
+
+ UndoRedo *ur = SpatialEditor::get_singleton()->get_undo_redo();
+
+ if (p_idx<c->get_point_count()) {
+
+ if (p_cancel) {
+
+ c->set_point_pos(p_idx,p_restore);
+ return;
+ }
+ ur->create_action(TTR("Set Curve Point Pos"));
+ ur->add_do_method(c.ptr(),"set_point_pos",p_idx,c->get_point_pos(p_idx));
+ ur->add_undo_method(c.ptr(),"set_point_pos",p_idx,p_restore);
+ ur->commit_action();
+
+ return;
+ }
+
+ p_idx=p_idx-c->get_point_count()+1;
+
+ int idx=p_idx/2;
+ int t=p_idx%2;
+
+ Vector3 ofs;
+
+ if (p_cancel) {
+
+
+
+ return;
+ }
+
+
+
+ if (t==0) {
+
+ if (p_cancel) {
+
+ c->set_point_in(p_idx,p_restore);
+ return;
+ }
+ ur->create_action(TTR("Set Curve In Pos"));
+ ur->add_do_method(c.ptr(),"set_point_in",idx,c->get_point_in(idx));
+ ur->add_undo_method(c.ptr(),"set_point_in",idx,p_restore);
+ ur->commit_action();
+
+
+ } else {
+ if (p_cancel) {
+
+ c->set_point_out(idx,p_restore);
+ return;
+ }
+ ur->create_action(TTR("Set Curve Out Pos"));
+ ur->add_do_method(c.ptr(),"set_point_out",idx,c->get_point_out(idx));
+ ur->add_undo_method(c.ptr(),"set_point_out",idx,p_restore);
+ ur->commit_action();
+
+ }
+
+}
+
+
+void PathSpatialGizmo::redraw(){
+
+ clear();
+
+ Ref<Curve3D> c = path->get_curve();
+ if (c.is_null())
+ return;
+
+ Vector3Array v3a=c->tesselate();
+ //Vector3Array v3a=c->get_baked_points();
+
+ int v3s = v3a.size();
+ if (v3s==0)
+ return;
+ Vector<Vector3> v3p;
+ Vector3Array::Read r = v3a.read();
+
+ for(int i=0;i<v3s-1;i++) {
+
+ v3p.push_back(r[i]);
+ v3p.push_back(r[i+1]);
+ //v3p.push_back(r[i]);
+ //v3p.push_back(r[i]+Vector3(0,0.2,0));
+ }
+
+ add_lines(v3p,PathEditorPlugin::singleton->path_material);
+ add_collision_segments(v3p);
+
+ if (PathEditorPlugin::singleton->get_edited_path()==path) {
+ v3p.clear();
+ Vector<Vector3> handles;
+ Vector<Vector3> sec_handles;
+
+ for(int i=0;i<c->get_point_count();i++) {
+
+ Vector3 p = c->get_point_pos(i);
+ handles.push_back(p);
+ if (i>0) {
+ v3p.push_back(p);
+ v3p.push_back(p+c->get_point_in(i));
+ sec_handles.push_back(p+c->get_point_in(i));
+ }
+
+ if (i<c->get_point_count()-1) {
+ v3p.push_back(p);
+ v3p.push_back(p+c->get_point_out(i));
+ sec_handles.push_back(p+c->get_point_out(i));
+ }
+ }
+
+ add_lines(v3p,PathEditorPlugin::singleton->path_thin_material);
+ add_handles(handles);
+ add_handles(sec_handles,false,true);
+ }
+
+}
+
+PathSpatialGizmo::PathSpatialGizmo(Path* p_path){
+
+ path=p_path;
+ set_spatial_node(p_path);
+
+
+
+}
+
+Ref<SpatialEditorGizmo> PathEditorPlugin::create_spatial_gizmo(Spatial* p_spatial) {
+
+
+ if (p_spatial->cast_to<Path>()) {
+
+ return memnew( PathSpatialGizmo(p_spatial->cast_to<Path>()));
+ }
+
+ return Ref<SpatialEditorGizmo>();
+}
+
+bool PathEditorPlugin::forward_spatial_gui_input(Camera* p_camera,const InputEvent& p_event) {
+
+ if (!path)
+ return false;
+ Ref<Curve3D> c=path->get_curve();
+ if (c.is_null())
+ return false;
+ Transform gt = path->get_global_transform();
+ Transform it = gt.affine_inverse();
+
+ static const int click_dist = 10; //should make global
+
+
+ if (p_event.type==InputEvent::MOUSE_BUTTON) {
+
+ const InputEventMouseButton &mb=p_event.mouse_button;
+ Point2 mbpos(mb.x,mb.y);
+
+ if (mb.pressed && mb.button_index==BUTTON_LEFT && (curve_create->is_pressed() || (curve_edit->is_pressed() && mb.mod.control))) {
+ //click into curve, break it down
+ Vector3Array v3a = c->tesselate();
+ int idx=0;
+ int rc=v3a.size();
+ int closest_seg=-1;
+ Vector3 closest_seg_point;
+ float closest_d=1e20;
+
+ if (rc>=2) {
+ Vector3Array::Read r = v3a.read();
+
+ if (p_camera->unproject_position(gt.xform(c->get_point_pos(0))).distance_to(mbpos)<click_dist)
+ return false; //nope, existing
+
+
+ for(int i=0;i<c->get_point_count()-1;i++) {
+ //find the offset and point index of the place to break up
+ int j=idx;
+ if (p_camera->unproject_position(gt.xform(c->get_point_pos(i+1))).distance_to(mbpos)<click_dist)
+ return false; //nope, existing
+
+
+ while(j<rc && c->get_point_pos(i+1)!=r[j]) {
+
+ Vector3 from =r[j];
+ Vector3 to =r[j+1];
+ real_t cdist = from.distance_to(to);
+ from=gt.xform(from);
+ to=gt.xform(to);
+ if (cdist>0) {
+ Vector2 s[2];
+ s[0] = p_camera->unproject_position(from);
+ s[1] = p_camera->unproject_position(to);
+ Vector2 inters = Geometry::get_closest_point_to_segment_2d(mbpos,s);
+ float d = inters.distance_to(mbpos);
+
+ if (d<10 && d<closest_d) {
+
+
+ closest_d=d;
+ closest_seg=i;
+ Vector3 ray_from=p_camera->project_ray_origin(mbpos);
+ Vector3 ray_dir=p_camera->project_ray_normal(mbpos);
+
+ Vector3 ra,rb;
+ Geometry::get_closest_points_between_segments(ray_from,ray_from+ray_dir*4096,from,to,ra,rb);
+
+ closest_seg_point=it.xform(rb);
+ }
+
+ }
+ j++;
+
+ }
+ if (idx==j)
+ idx++; //force next
+ else
+ idx=j; //swap
+
+
+ if (j==rc)
+ break;
+ }
+ }
+
+ UndoRedo *ur = editor->get_undo_redo();
+ if (closest_seg!=-1) {
+ //subdivide
+
+ ur->create_action(TTR("Split Path"));
+ ur->add_do_method(c.ptr(),"add_point",closest_seg_point,Vector3(),Vector3(),closest_seg+1);
+ ur->add_undo_method(c.ptr(),"remove_point",closest_seg+1);
+ ur->commit_action();
+ return true;
+
+ } else {
+
+ Vector3 org;
+ if (c->get_point_count()==0)
+ org=path->get_transform().get_origin();
+ else
+ org=gt.xform(c->get_point_pos(c->get_point_count()));
+ Plane p(org,p_camera->get_transform().basis.get_axis(2));
+ Vector3 ray_from=p_camera->project_ray_origin(mbpos);
+ Vector3 ray_dir=p_camera->project_ray_normal(mbpos);
+
+ Vector3 inters;
+ if (p.intersects_ray(ray_from,ray_dir,&inters)) {
+
+ ur->create_action(TTR("Add Point to Curve"));
+ ur->add_do_method(c.ptr(),"add_point",it.xform(inters),Vector3(),Vector3(),-1);
+ ur->add_undo_method(c.ptr(),"remove_point",c->get_point_count());
+ ur->commit_action();
+ return true;
+ }
+
+ //add new at pos
+ }
+
+ } else if (mb.pressed && ((mb.button_index==BUTTON_LEFT && curve_del->is_pressed()) || (mb.button_index==BUTTON_RIGHT && curve_edit->is_pressed()))) {
+
+ int erase_idx=-1;
+ for(int i=0;i<c->get_point_count();i++) {
+ //find the offset and point index of the place to break up
+ if (p_camera->unproject_position(gt.xform(c->get_point_pos(i))).distance_to(mbpos)<click_dist) {
+
+ erase_idx=i;
+ break;
+ }
+ }
+
+ if (erase_idx!=-1) {
+
+ UndoRedo *ur = editor->get_undo_redo();
+ ur->create_action(TTR("Remove Path Point"));
+ ur->add_do_method(c.ptr(),"remove_point",erase_idx);
+ ur->add_undo_method(c.ptr(),"add_point",c->get_point_pos(erase_idx),c->get_point_in(erase_idx),c->get_point_out(erase_idx),erase_idx);
+ ur->commit_action();
+ return true;
+ }
+ }
+
+ }
+
+ return false;
+}
+
+
+void PathEditorPlugin::edit(Object *p_object) {
+
+ if (p_object) {
+ path=p_object->cast_to<Path>();
+ if (path) {
+
+ if (path->get_curve().is_valid()) {
+ path->get_curve()->emit_signal("changed");
+ }
+ }
+ } else {
+ Path *pre=path;
+ path=NULL;
+ if (pre) {
+ pre->get_curve()->emit_signal("changed");
+ }
+ }
+ //collision_polygon_editor->edit(p_object->cast_to<Node>());
+}
+
+bool PathEditorPlugin::handles(Object *p_object) const {
+
+ return p_object->is_type("Path");
+}
+
+void PathEditorPlugin::make_visible(bool p_visible) {
+
+ if (p_visible) {
+
+ curve_create->show();
+ curve_edit->show();
+ curve_del->show();
+ curve_close->show();
+ sep->show();
+ } else {
+
+ curve_create->hide();
+ curve_edit->hide();
+ curve_del->hide();
+ curve_close->hide();
+ sep->hide();
+
+ {
+ Path *pre=path;
+ path=NULL;
+ if (pre && pre->get_curve().is_valid()) {
+ pre->get_curve()->emit_signal("changed");
+ }
+ }
+ }
+
+}
+
+void PathEditorPlugin::_mode_changed(int p_idx) {
+
+ curve_create->set_pressed(p_idx==0);
+ curve_edit->set_pressed(p_idx==1);
+ curve_del->set_pressed(p_idx==2);
+}
+
+void PathEditorPlugin::_close_curve() {
+
+ Ref<Curve3D> c = path->get_curve();
+ if (c.is_null())
+ return ;
+ if (c->get_point_count()<2)
+ return;
+ c->add_point(c->get_point_pos(0),c->get_point_in(0),c->get_point_out(0));
+
+}
+
+void PathEditorPlugin::_notification(int p_what) {
+
+ if (p_what==NOTIFICATION_ENTER_TREE) {
+
+ curve_create->connect("pressed",this,"_mode_changed",make_binds(0));
+ curve_edit->connect("pressed",this,"_mode_changed",make_binds(1));
+ curve_del->connect("pressed",this,"_mode_changed",make_binds(2));
+ curve_close->connect("pressed",this,"_close_curve");
+ }
+}
+
+void PathEditorPlugin::_bind_methods() {
+
+ ClassDB::bind_method(D_METHOD("_mode_changed"),&PathEditorPlugin::_mode_changed);
+ ClassDB::bind_method(D_METHOD("_close_curve"),&PathEditorPlugin::_close_curve);
+}
+
+PathEditorPlugin* PathEditorPlugin::singleton=NULL;
+
+
+PathEditorPlugin::PathEditorPlugin(EditorNode *p_node) {
+
+ path=NULL;
+ editor=p_node;
+ singleton=this;
+
+ path_material = Ref<FixedSpatialMaterial>( memnew( FixedSpatialMaterial ));
+ path_material->set_parameter( FixedSpatialMaterial::PARAM_DIFFUSE,Color(0.5,0.5,1.0,0.8) );
+ path_material->set_fixed_flag(FixedSpatialMaterial::FLAG_USE_ALPHA, true);
+ path_material->set_line_width(3);
+ path_material->set_flag(Material::FLAG_DOUBLE_SIDED,true);
+ path_material->set_flag(Material::FLAG_UNSHADED,true);
+
+ path_thin_material = Ref<FixedSpatialMaterial>( memnew( FixedSpatialMaterial ));
+ path_thin_material->set_parameter( FixedSpatialMaterial::PARAM_DIFFUSE,Color(0.5,0.5,1.0,0.4) );
+ path_thin_material->set_fixed_flag(FixedSpatialMaterial::FLAG_USE_ALPHA, true);
+ path_thin_material->set_line_width(1);
+ path_thin_material->set_flag(Material::FLAG_DOUBLE_SIDED,true);
+ path_thin_material->set_flag(Material::FLAG_UNSHADED,true);
+
+ //SpatialEditor::get_singleton()->add_gizmo_plugin(this);
+
+ sep = memnew( VSeparator);
+ sep->hide();
+ SpatialEditor::get_singleton()->add_control_to_menu_panel(sep);
+ curve_edit = memnew( ToolButton );
+ curve_edit->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("CurveEdit","EditorIcons"));
+ curve_edit->set_toggle_mode(true);
+ curve_edit->hide();
+ curve_edit->set_focus_mode(Control::FOCUS_NONE);
+ curve_edit->set_tooltip(TTR("Select Points")+"\n"+TTR("Shift+Drag: Select Control Points")+"\n"+keycode_get_string(KEY_MASK_CMD)+TTR("Click: Add Point")+"\n"+TTR("Right Click: Delete Point"));
+ SpatialEditor::get_singleton()->add_control_to_menu_panel(curve_edit);
+ curve_create = memnew( ToolButton );
+ curve_create->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("CurveCreate","EditorIcons"));
+ curve_create->set_toggle_mode(true);
+ curve_create->hide();
+ curve_create->set_focus_mode(Control::FOCUS_NONE);
+ curve_create->set_tooltip(TTR("Add Point (in empty space)")+"\n"+TTR("Split Segment (in curve)"));
+ SpatialEditor::get_singleton()->add_control_to_menu_panel(curve_create);
+ curve_del = memnew( ToolButton );
+ curve_del->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("CurveDelete","EditorIcons"));
+ curve_del->set_toggle_mode(true);
+ curve_del->hide();
+ curve_del->set_focus_mode(Control::FOCUS_NONE);
+ curve_del->set_tooltip(TTR("Delete Point"));
+ SpatialEditor::get_singleton()->add_control_to_menu_panel(curve_del);
+ curve_close = memnew( ToolButton );
+ curve_close->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("CurveClose","EditorIcons"));
+ curve_close->hide();
+ curve_close->set_focus_mode(Control::FOCUS_NONE);
+ curve_close->set_tooltip(TTR("Close Curve"));
+ SpatialEditor::get_singleton()->add_control_to_menu_panel(curve_close);
+
+
+
+ curve_edit->set_pressed(true);
+ /*
+ collision_polygon_editor = memnew( PathEditor(p_node) );
+ editor->get_viewport()->add_child(collision_polygon_editor);
+
+ collision_polygon_editor->set_margin(MARGIN_LEFT,200);
+ collision_polygon_editor->set_margin(MARGIN_RIGHT,230);
+ collision_polygon_editor->set_margin(MARGIN_TOP,0);
+ collision_polygon_editor->set_margin(MARGIN_BOTTOM,10);
+
+
+ collision_polygon_editor->hide();
+ */
+
+
+}
+
+
+PathEditorPlugin::~PathEditorPlugin()
+{
+}
+
+#endif
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