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path: root/editor/plugins/collision_polygon_editor_plugin.cpp
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-rw-r--r--editor/plugins/collision_polygon_editor_plugin.cpp648
1 files changed, 648 insertions, 0 deletions
diff --git a/editor/plugins/collision_polygon_editor_plugin.cpp b/editor/plugins/collision_polygon_editor_plugin.cpp
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+++ b/editor/plugins/collision_polygon_editor_plugin.cpp
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+/*************************************************************************/
+/* collision_polygon_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 "collision_polygon_editor_plugin.h"
+
+#include "spatial_editor_plugin.h"
+#include "os/file_access.h"
+#include "editor/editor_settings.h"
+#include "scene/3d/camera.h"
+#include "canvas_item_editor_plugin.h"
+
+#if 0
+
+void CollisionPolygonEditor::_notification(int p_what) {
+
+ switch(p_what) {
+
+ case NOTIFICATION_READY: {
+
+ button_create->set_icon( get_icon("Edit","EditorIcons"));
+ button_edit->set_icon( get_icon("MovePoint","EditorIcons"));
+ button_edit->set_pressed(true);
+ get_tree()->connect("node_removed",this,"_node_removed");
+
+
+ } break;
+ case NOTIFICATION_PROCESS: {
+
+ if (node->get_depth() != prev_depth) {
+ _polygon_draw();
+ prev_depth=node->get_depth();
+ }
+
+ } break;
+ }
+
+}
+void CollisionPolygonEditor::_node_removed(Node *p_node) {
+
+ if(p_node==node) {
+ node=NULL;
+ if (imgeom->get_parent()==p_node)
+ p_node->remove_child(imgeom);
+ hide();
+ set_process(false);
+ }
+
+}
+
+
+void CollisionPolygonEditor::_menu_option(int p_option) {
+
+ switch(p_option) {
+
+ case MODE_CREATE: {
+
+ mode=MODE_CREATE;
+ button_create->set_pressed(true);
+ button_edit->set_pressed(false);
+ } break;
+ case MODE_EDIT: {
+
+ mode=MODE_EDIT;
+ button_create->set_pressed(false);
+ button_edit->set_pressed(true);
+ } break;
+
+ }
+}
+
+void CollisionPolygonEditor::_wip_close() {
+
+ undo_redo->create_action(TTR("Create Poly3D"));
+ undo_redo->add_undo_method(node,"set_polygon",node->get_polygon());
+ undo_redo->add_do_method(node,"set_polygon",wip);
+ undo_redo->add_do_method(this,"_polygon_draw");
+ undo_redo->add_undo_method(this,"_polygon_draw");
+ wip.clear();
+ wip_active=false;
+ mode=MODE_EDIT;
+ button_edit->set_pressed(true);
+ button_create->set_pressed(false);
+ edited_point=-1;
+ undo_redo->commit_action();
+
+}
+
+bool CollisionPolygonEditor::forward_spatial_gui_input(Camera* p_camera,const InputEvent& p_event) {
+
+ if (!node)
+ return false;
+
+ Transform gt = node->get_global_transform();
+ Transform gi = gt.affine_inverse();
+ float depth = node->get_depth()*0.5;
+ Vector3 n = gt.basis.get_axis(2).normalized();
+ Plane p(gt.origin+n*depth,n);
+
+
+ switch(p_event.type) {
+
+ case InputEvent::MOUSE_BUTTON: {
+
+ const InputEventMouseButton &mb=p_event.mouse_button;
+
+
+
+ Vector2 gpoint=Point2(mb.x,mb.y);
+ Vector3 ray_from = p_camera->project_ray_origin(gpoint);
+ Vector3 ray_dir = p_camera->project_ray_normal(gpoint);
+
+ Vector3 spoint;
+
+ if (!p.intersects_ray(ray_from,ray_dir,&spoint))
+ break;
+
+ spoint = gi.xform(spoint);
+
+ Vector2 cpoint(spoint.x,spoint.y);
+
+ cpoint=CanvasItemEditor::get_singleton()->snap_point(cpoint);
+
+ Vector<Vector2> poly = node->get_polygon();
+
+ //first check if a point is to be added (segment split)
+ real_t grab_treshold=EDITOR_DEF("editors/poly_editor/point_grab_radius",8);
+
+ switch(mode) {
+
+
+ case MODE_CREATE: {
+
+ if (mb.button_index==BUTTON_LEFT && mb.pressed) {
+
+
+ if (!wip_active) {
+
+ wip.clear();
+ wip.push_back( cpoint );
+ wip_active=true;
+ edited_point_pos=cpoint;
+ _polygon_draw();
+ edited_point=1;
+ return true;
+ } else {
+
+
+ if (wip.size()>1 && p_camera->unproject_position(gt.xform(Vector3(wip[0].x,wip[0].y,depth))).distance_to(gpoint)<grab_treshold) {
+ //wip closed
+ _wip_close();
+
+ return true;
+ } else {
+
+ wip.push_back( cpoint );
+ edited_point=wip.size();
+ _polygon_draw();
+ return true;
+
+ //add wip point
+ }
+ }
+ } else if (mb.button_index==BUTTON_RIGHT && mb.pressed && wip_active) {
+ _wip_close();
+ }
+
+
+
+ } break;
+
+ case MODE_EDIT: {
+
+ if (mb.button_index==BUTTON_LEFT) {
+ if (mb.pressed) {
+
+ if (mb.mod.control) {
+
+
+ if (poly.size() < 3) {
+
+ undo_redo->create_action(TTR("Edit Poly"));
+ undo_redo->add_undo_method(node,"set_polygon",poly);
+ poly.push_back(cpoint);
+ undo_redo->add_do_method(node,"set_polygon",poly);
+ undo_redo->add_do_method(this,"_polygon_draw");
+ undo_redo->add_undo_method(this,"_polygon_draw");
+ undo_redo->commit_action();
+ return true;
+ }
+
+ //search edges
+ int closest_idx=-1;
+ Vector2 closest_pos;
+ real_t closest_dist=1e10;
+ for(int i=0;i<poly.size();i++) {
+
+ Vector2 points[2] ={
+ p_camera->unproject_position(gt.xform(Vector3(poly[i].x,poly[i].y,depth))),
+ p_camera->unproject_position(gt.xform(Vector3(poly[(i+1)%poly.size()].x,poly[(i+1)%poly.size()].y,depth)))
+ };
+
+ Vector2 cp = Geometry::get_closest_point_to_segment_2d(gpoint,points);
+ if (cp.distance_squared_to(points[0])<CMP_EPSILON2 || cp.distance_squared_to(points[1])<CMP_EPSILON2)
+ continue; //not valid to reuse point
+
+ real_t d = cp.distance_to(gpoint);
+ if (d<closest_dist && d<grab_treshold) {
+ closest_dist=d;
+ closest_pos=cp;
+ closest_idx=i;
+ }
+
+
+ }
+
+ if (closest_idx>=0) {
+
+ pre_move_edit=poly;
+ poly.insert(closest_idx+1,cpoint);
+ edited_point=closest_idx+1;
+ edited_point_pos=cpoint;
+ node->set_polygon(poly);
+ _polygon_draw();
+ return true;
+ }
+ } else {
+
+ //look for points to move
+
+ int closest_idx=-1;
+ Vector2 closest_pos;
+ real_t closest_dist=1e10;
+ for(int i=0;i<poly.size();i++) {
+
+ Vector2 cp = p_camera->unproject_position(gt.xform(Vector3(poly[i].x,poly[i].y,depth)));
+
+ real_t d = cp.distance_to(gpoint);
+ if (d<closest_dist && d<grab_treshold) {
+ closest_dist=d;
+ closest_pos=cp;
+ closest_idx=i;
+ }
+
+ }
+
+ if (closest_idx>=0) {
+
+ pre_move_edit=poly;
+ edited_point=closest_idx;
+ edited_point_pos=poly[closest_idx];
+ _polygon_draw();
+ return true;
+ }
+ }
+ } else {
+
+ if (edited_point!=-1) {
+
+ //apply
+
+ ERR_FAIL_INDEX_V(edited_point,poly.size(),false);
+ poly[edited_point]=edited_point_pos;
+ undo_redo->create_action(TTR("Edit Poly"));
+ undo_redo->add_do_method(node,"set_polygon",poly);
+ undo_redo->add_undo_method(node,"set_polygon",pre_move_edit);
+ undo_redo->add_do_method(this,"_polygon_draw");
+ undo_redo->add_undo_method(this,"_polygon_draw");
+ undo_redo->commit_action();
+
+ edited_point=-1;
+ return true;
+ }
+ }
+ } if (mb.button_index==BUTTON_RIGHT && mb.pressed && edited_point==-1) {
+
+
+
+ int closest_idx=-1;
+ Vector2 closest_pos;
+ real_t closest_dist=1e10;
+ for(int i=0;i<poly.size();i++) {
+
+ Vector2 cp = p_camera->unproject_position(gt.xform(Vector3(poly[i].x,poly[i].y,depth)));
+
+ real_t d = cp.distance_to(gpoint);
+ if (d<closest_dist && d<grab_treshold) {
+ closest_dist=d;
+ closest_pos=cp;
+ closest_idx=i;
+ }
+
+ }
+
+ if (closest_idx>=0) {
+
+
+ undo_redo->create_action(TTR("Edit Poly (Remove Point)"));
+ undo_redo->add_undo_method(node,"set_polygon",poly);
+ poly.remove(closest_idx);
+ undo_redo->add_do_method(node,"set_polygon",poly);
+ undo_redo->add_do_method(this,"_polygon_draw");
+ undo_redo->add_undo_method(this,"_polygon_draw");
+ undo_redo->commit_action();
+ return true;
+ }
+
+ }
+
+
+
+ } break;
+ }
+
+
+
+ } break;
+ case InputEvent::MOUSE_MOTION: {
+
+ const InputEventMouseMotion &mm=p_event.mouse_motion;
+
+ if (edited_point!=-1 && (wip_active || mm.button_mask&BUTTON_MASK_LEFT)) {
+
+ Vector2 gpoint = Point2(mm.x,mm.y);
+
+ Vector3 ray_from = p_camera->project_ray_origin(gpoint);
+ Vector3 ray_dir = p_camera->project_ray_normal(gpoint);
+
+ Vector3 spoint;
+
+ if (!p.intersects_ray(ray_from,ray_dir,&spoint))
+ break;
+
+ spoint = gi.xform(spoint);
+
+ Vector2 cpoint(spoint.x,spoint.y);
+
+ cpoint=CanvasItemEditor::get_singleton()->snap_point(cpoint);
+ edited_point_pos = cpoint;
+
+ _polygon_draw();
+
+ }
+
+ } break;
+ }
+
+ return false;
+}
+void CollisionPolygonEditor::_polygon_draw() {
+
+ if (!node)
+ return;
+
+ Vector<Vector2> poly;
+
+ if (wip_active)
+ poly=wip;
+ else
+ poly=node->get_polygon();
+
+
+ float depth = node->get_depth()*0.5;
+
+ imgeom->clear();
+ imgeom->set_material_override(line_material);
+ imgeom->begin(Mesh::PRIMITIVE_LINES,Ref<Texture>());
+
+
+ Rect2 rect;
+
+ for(int i=0;i<poly.size();i++) {
+
+
+ Vector2 p,p2;
+ p = i==edited_point ? edited_point_pos : poly[i];
+ if ((wip_active && i==poly.size()-1) || (((i+1)%poly.size())==edited_point))
+ p2=edited_point_pos;
+ else
+ p2 = poly[(i+1)%poly.size()];
+
+ if (i==0)
+ rect.pos=p;
+ else
+ rect.expand_to(p);
+
+ Vector3 point = Vector3(p.x,p.y,depth);
+ Vector3 next_point = Vector3(p2.x,p2.y,depth);
+
+ imgeom->set_color(Color(1,0.3,0.1,0.8));
+ imgeom->add_vertex(point);
+ imgeom->set_color(Color(1,0.3,0.1,0.8));
+ imgeom->add_vertex(next_point);
+
+ //Color col=Color(1,0.3,0.1,0.8);
+ //vpc->draw_line(point,next_point,col,2);
+ //vpc->draw_texture(handle,point-handle->get_size()*0.5);
+ }
+
+ rect=rect.grow(1);
+
+ AABB r;
+ r.pos.x=rect.pos.x;
+ r.pos.y=rect.pos.y;
+ r.pos.z=depth;
+ r.size.x=rect.size.x;
+ r.size.y=rect.size.y;
+ r.size.z=0;
+
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos);
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+Vector3(0.3,0,0));
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos);
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+Vector3(0.0,0.3,0));
+
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+Vector3(r.size.x,0,0));
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+Vector3(r.size.x,0,0)-Vector3(0.3,0,0));
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+Vector3(r.size.x,0,0));
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+Vector3(r.size.x,0,0)+Vector3(0,0.3,0));
+
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+Vector3(0,r.size.y,0));
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+Vector3(0,r.size.y,0)-Vector3(0,0.3,0));
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+Vector3(0,r.size.y,0));
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+Vector3(0,r.size.y,0)+Vector3(0.3,0,0));
+
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+r.size);
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+r.size-Vector3(0.3,0,0));
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+r.size);
+ imgeom->set_color(Color(0.8,0.8,0.8,0.2));
+ imgeom->add_vertex(r.pos+r.size-Vector3(0.0,0.3,0));
+
+ imgeom->end();
+
+
+ while(m->get_surface_count()) {
+ m->surface_remove(0);
+ }
+
+ if (poly.size()==0)
+ return;
+
+ Array a;
+ a.resize(Mesh::ARRAY_MAX);
+ PoolVector<Vector3> va;
+ {
+
+ va.resize(poly.size());
+ PoolVector<Vector3>::Write w=va.write();
+ for(int i=0;i<poly.size();i++) {
+
+
+ Vector2 p,p2;
+ p = i==edited_point ? edited_point_pos : poly[i];
+
+ Vector3 point = Vector3(p.x,p.y,depth);
+ w[i]=point;
+ }
+ }
+ a[Mesh::ARRAY_VERTEX]=va;
+ m->add_surface(Mesh::PRIMITIVE_POINTS,a);
+ m->surface_set_material(0,handle_material);
+
+}
+
+
+
+void CollisionPolygonEditor::edit(Node *p_collision_polygon) {
+
+
+
+ if (p_collision_polygon) {
+
+ node=p_collision_polygon->cast_to<CollisionPolygon>();
+ wip.clear();
+ wip_active=false;
+ edited_point=-1;
+ p_collision_polygon->add_child(imgeom);
+ _polygon_draw();
+ set_process(true);
+ prev_depth=-1;
+
+ } else {
+ node=NULL;
+
+ if (imgeom->get_parent())
+ imgeom->get_parent()->remove_child(imgeom);
+
+ set_process(false);
+ }
+
+}
+
+void CollisionPolygonEditor::_bind_methods() {
+
+ ClassDB::bind_method(D_METHOD("_menu_option"),&CollisionPolygonEditor::_menu_option);
+ ClassDB::bind_method(D_METHOD("_polygon_draw"),&CollisionPolygonEditor::_polygon_draw);
+ ClassDB::bind_method(D_METHOD("_node_removed"),&CollisionPolygonEditor::_node_removed);
+
+}
+
+CollisionPolygonEditor::CollisionPolygonEditor(EditorNode *p_editor) {
+
+
+ node=NULL;
+ editor=p_editor;
+ undo_redo = editor->get_undo_redo();
+
+ add_child( memnew( VSeparator ));
+ button_create = memnew( ToolButton );
+ add_child(button_create);
+ button_create->connect("pressed",this,"_menu_option",varray(MODE_CREATE));
+ button_create->set_toggle_mode(true);
+
+ button_edit = memnew( ToolButton );
+ add_child(button_edit);
+ button_edit->connect("pressed",this,"_menu_option",varray(MODE_EDIT));
+ button_edit->set_toggle_mode(true);
+
+ //add_constant_override("separation",0);
+
+#if 0
+ options = memnew( MenuButton );
+ add_child(options);
+ options->set_area_as_parent_rect();
+ options->set_text("Polygon");
+ //options->get_popup()->add_item("Parse BBCode",PARSE_BBCODE);
+ options->get_popup()->connect("id_pressed", this,"_menu_option");
+#endif
+
+ mode = MODE_EDIT;
+ wip_active=false;
+ imgeom = memnew( ImmediateGeometry );
+ imgeom->set_transform(Transform(Matrix3(),Vector3(0,0,0.00001)));
+
+
+ line_material = Ref<FixedSpatialMaterial>( memnew( FixedSpatialMaterial ));
+ line_material->set_flag(Material::FLAG_UNSHADED, true);
+ line_material->set_line_width(3.0);
+ line_material->set_fixed_flag(FixedSpatialMaterial::FLAG_USE_ALPHA, true);
+ line_material->set_fixed_flag(FixedSpatialMaterial::FLAG_USE_COLOR_ARRAY, true);
+ line_material->set_parameter(FixedSpatialMaterial::PARAM_DIFFUSE,Color(1,1,1));
+
+
+
+
+ handle_material = Ref<FixedSpatialMaterial>( memnew( FixedSpatialMaterial ));
+ handle_material->set_flag(Material::FLAG_UNSHADED, true);
+ handle_material->set_fixed_flag(FixedSpatialMaterial::FLAG_USE_POINT_SIZE, true);
+ handle_material->set_parameter(FixedSpatialMaterial::PARAM_DIFFUSE,Color(1,1,1));
+ handle_material->set_fixed_flag(FixedSpatialMaterial::FLAG_USE_ALPHA, true);
+ handle_material->set_fixed_flag(FixedSpatialMaterial::FLAG_USE_COLOR_ARRAY, false);
+ Ref<Texture> handle=editor->get_gui_base()->get_icon("Editor3DHandle","EditorIcons");
+ handle_material->set_point_size(handle->get_width());
+ handle_material->set_texture(FixedSpatialMaterial::PARAM_DIFFUSE,handle);
+
+ pointsm = memnew( MeshInstance );
+ imgeom->add_child(pointsm);
+ m = Ref<Mesh>( memnew( Mesh ) );
+ pointsm->set_mesh(m);
+ pointsm->set_transform(Transform(Matrix3(),Vector3(0,0,0.00001)));
+
+
+}
+
+CollisionPolygonEditor::~CollisionPolygonEditor() {
+
+ memdelete( imgeom );
+}
+
+
+void CollisionPolygonEditorPlugin::edit(Object *p_object) {
+
+ collision_polygon_editor->edit(p_object->cast_to<Node>());
+}
+
+bool CollisionPolygonEditorPlugin::handles(Object *p_object) const {
+
+ return p_object->is_type("CollisionPolygon");
+}
+
+void CollisionPolygonEditorPlugin::make_visible(bool p_visible) {
+
+ if (p_visible) {
+ collision_polygon_editor->show();
+ } else {
+
+ collision_polygon_editor->hide();
+ collision_polygon_editor->edit(NULL);
+ }
+
+}
+
+CollisionPolygonEditorPlugin::CollisionPolygonEditorPlugin(EditorNode *p_node) {
+
+ editor=p_node;
+ collision_polygon_editor = memnew( CollisionPolygonEditor(p_node) );
+ SpatialEditor::get_singleton()->add_control_to_menu_panel(collision_polygon_editor);
+
+ collision_polygon_editor->hide();
+
+
+
+}
+
+
+CollisionPolygonEditorPlugin::~CollisionPolygonEditorPlugin()
+{
+}
+
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-16 17:43:03 +0000