599 lines
16 KiB
C++
599 lines
16 KiB
C++
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/*************************************************************************/
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/* path_editor_plugin.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "path_editor_plugin.h"
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#include "spatial_editor_plugin.h"
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#include "scene/resources/curve.h"
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#include "os/keyboard.h"
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String PathSpatialGizmo::get_handle_name(int p_idx) const {
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Ref<Curve3D> c = path->get_curve();
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if (c.is_null())
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return "";
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if (p_idx<c->get_point_count()) {
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return "Curve Point #"+itos(p_idx);
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}
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p_idx=p_idx-c->get_point_count()+1;
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int idx=p_idx/2;
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int t=p_idx%2;
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String n = "Curve Point #"+itos(idx);
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if (t==0)
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n+=" In";
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else
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n+=" Out";
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return n;
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}
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Variant PathSpatialGizmo::get_handle_value(int p_idx) const{
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Ref<Curve3D> c = path->get_curve();
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if (c.is_null())
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return Variant();
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if (p_idx<c->get_point_count()) {
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original=c->get_point_pos(p_idx);
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return original;
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}
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p_idx=p_idx-c->get_point_count()+1;
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int idx=p_idx/2;
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int t=p_idx%2;
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Vector3 ofs;
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if (t==0)
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ofs=c->get_point_in(idx);
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else
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ofs= c->get_point_out(idx);
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original=ofs+c->get_point_pos(idx);
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return ofs;
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}
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void PathSpatialGizmo::set_handle(int p_idx,Camera *p_camera, const Point2& p_point){
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Ref<Curve3D> c = path->get_curve();
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if (c.is_null())
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return;
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Transform gt = path->get_global_transform();
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Transform gi = gt.affine_inverse();
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Vector3 ray_from = p_camera->project_ray_origin(p_point);
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Vector3 ray_dir = p_camera->project_ray_normal(p_point);
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if (p_idx<c->get_point_count()) {
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Plane p(gt.xform(original),p_camera->get_transform().basis.get_axis(2));
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Vector3 inters;
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if (p.intersects_ray(ray_from,ray_dir,&inters)) {
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Vector3 local = gi.xform(inters);
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c->set_point_pos(p_idx,local);
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}
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return;
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}
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p_idx=p_idx-c->get_point_count()+1;
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int idx=p_idx/2;
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int t=p_idx%2;
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Vector3 base = c->get_point_pos(idx);
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Plane p(gt.xform(original),p_camera->get_transform().basis.get_axis(2));
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Vector3 inters;
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if (p.intersects_ray(ray_from,ray_dir,&inters)) {
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Vector3 local = gi.xform(inters)-base;
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if (t==0) {
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c->set_point_in(idx,local);
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} else {
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c->set_point_out(idx,local);
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}
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}
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}
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void PathSpatialGizmo::commit_handle(int p_idx,const Variant& p_restore,bool p_cancel){
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Ref<Curve3D> c = path->get_curve();
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if (c.is_null())
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return;
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UndoRedo *ur = SpatialEditor::get_singleton()->get_undo_redo();
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if (p_idx<c->get_point_count()) {
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if (p_cancel) {
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c->set_point_pos(p_idx,p_restore);
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return;
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}
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ur->create_action("Set Curve Point Pos");
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ur->add_do_method(c.ptr(),"set_point_pos",p_idx,c->get_point_pos(p_idx));
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ur->add_undo_method(c.ptr(),"set_point_pos",p_idx,p_restore);
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ur->commit_action();
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return;
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}
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p_idx=p_idx-c->get_point_count()+1;
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int idx=p_idx/2;
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int t=p_idx%2;
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Vector3 ofs;
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if (p_cancel) {
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return;
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}
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if (t==0) {
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if (p_cancel) {
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c->set_point_in(p_idx,p_restore);
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return;
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}
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ur->create_action("Set Curve In Pos");
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ur->add_do_method(c.ptr(),"set_point_in",idx,c->get_point_in(idx));
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ur->add_undo_method(c.ptr(),"set_point_in",idx,p_restore);
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ur->commit_action();
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} else {
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if (p_cancel) {
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c->set_point_out(idx,p_restore);
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return;
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}
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ur->create_action("Set Curve Out Pos");
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ur->add_do_method(c.ptr(),"set_point_out",idx,c->get_point_out(idx));
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ur->add_undo_method(c.ptr(),"set_point_out",idx,p_restore);
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ur->commit_action();
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}
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}
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void PathSpatialGizmo::redraw(){
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clear();
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Ref<Curve3D> c = path->get_curve();
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if (c.is_null())
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return;
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Vector3Array v3a=c->tesselate();
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//Vector3Array v3a=c->get_baked_points();
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int v3s = v3a.size();
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if (v3s==0)
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return;
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Vector<Vector3> v3p;
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Vector3Array::Read r = v3a.read();
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for(int i=0;i<v3s-1;i++) {
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v3p.push_back(r[i]);
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v3p.push_back(r[i+1]);
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//v3p.push_back(r[i]);
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//v3p.push_back(r[i]+Vector3(0,0.2,0));
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}
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add_lines(v3p,PathEditorPlugin::singleton->path_material);
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add_collision_segments(v3p);
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if (PathEditorPlugin::singleton->get_edited_path()==path) {
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v3p.clear();
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Vector<Vector3> handles;
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Vector<Vector3> sec_handles;
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for(int i=0;i<c->get_point_count();i++) {
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Vector3 p = c->get_point_pos(i);
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handles.push_back(p);
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if (i>0) {
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v3p.push_back(p);
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v3p.push_back(p+c->get_point_in(i));
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sec_handles.push_back(p+c->get_point_in(i));
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}
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if (i<c->get_point_count()-1) {
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v3p.push_back(p);
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v3p.push_back(p+c->get_point_out(i));
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sec_handles.push_back(p+c->get_point_out(i));
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}
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}
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add_lines(v3p,PathEditorPlugin::singleton->path_thin_material);
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add_handles(handles);
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add_handles(sec_handles,false,true);
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}
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}
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PathSpatialGizmo::PathSpatialGizmo(Path* p_path){
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path=p_path;
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set_spatial_node(p_path);
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}
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bool PathEditorPlugin::create_spatial_gizmo(Spatial* p_spatial) {
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if (p_spatial->cast_to<Path>()) {
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Ref<PathSpatialGizmo> psg = memnew( PathSpatialGizmo(p_spatial->cast_to<Path>()));
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p_spatial->set_gizmo(psg);
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return true;
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}
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return false;
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}
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bool PathEditorPlugin::forward_spatial_input_event(Camera* p_camera,const InputEvent& p_event) {
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if (!path)
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return false;
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Ref<Curve3D> c=path->get_curve();
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if (c.is_null())
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return false;
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Transform gt = path->get_global_transform();
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Transform it = gt.affine_inverse();
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static const int click_dist = 10; //should make global
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if (p_event.type==InputEvent::MOUSE_BUTTON) {
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const InputEventMouseButton &mb=p_event.mouse_button;
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Point2 mbpos(mb.x,mb.y);
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if (mb.pressed && mb.button_index==BUTTON_LEFT && (curve_create->is_pressed() || (curve_edit->is_pressed() && mb.mod.control))) {
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//click into curve, break it down
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Vector3Array v3a = c->tesselate();
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int idx=0;
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int rc=v3a.size();
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int closest_seg=-1;
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Vector3 closest_seg_point;
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float closest_d=1e20;
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if (rc>=2) {
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Vector3Array::Read r = v3a.read();
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if (p_camera->unproject_position(gt.xform(c->get_point_pos(0))).distance_to(mbpos)<click_dist)
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return false; //nope, existing
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for(int i=0;i<c->get_point_count()-1;i++) {
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//find the offset and point index of the place to break up
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int j=idx;
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if (p_camera->unproject_position(gt.xform(c->get_point_pos(i+1))).distance_to(mbpos)<click_dist)
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return false; //nope, existing
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while(j<rc && c->get_point_pos(i+1)!=r[j]) {
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Vector3 from =r[j];
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Vector3 to =r[j+1];
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real_t cdist = from.distance_to(to);
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from=gt.xform(from);
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to=gt.xform(to);
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if (cdist>0) {
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Vector2 s[2];
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s[0] = p_camera->unproject_position(from);
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s[1] = p_camera->unproject_position(to);
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Vector2 inters = Geometry::get_closest_point_to_segment_2d(mbpos,s);
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float d = inters.distance_to(mbpos);
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if (d<10 && d<closest_d) {
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closest_d=d;
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closest_seg=i;
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Vector3 ray_from=p_camera->project_ray_origin(mbpos);
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Vector3 ray_dir=p_camera->project_ray_normal(mbpos);
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Vector3 ra,rb;
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Geometry::get_closest_points_between_segments(ray_from,ray_from+ray_dir*4096,from,to,ra,rb);
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closest_seg_point=it.xform(rb);
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}
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}
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j++;
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}
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if (idx==j)
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idx++; //force next
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else
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idx=j; //swap
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if (j==rc)
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break;
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}
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}
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UndoRedo *ur = editor->get_undo_redo();
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if (closest_seg!=-1) {
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//subdivide
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ur->create_action("Split Path");
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ur->add_do_method(c.ptr(),"add_point",closest_seg_point,Vector3(),Vector3(),closest_seg+1);
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ur->add_undo_method(c.ptr(),"remove_point",closest_seg+1);
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ur->commit_action();;
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return true;
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} else {
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Vector3 org;
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if (c->get_point_count()==0)
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org=path->get_transform().get_origin();
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else
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org=gt.xform(c->get_point_pos(c->get_point_count()));
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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("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("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_SCENE) {
|
||
|
|
|
||
|
|
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() {
|
||
|
|
|
||
|
|
ObjectTypeDB::bind_method(_MD("_mode_changed"),&PathEditorPlugin::_mode_changed);
|
||
|
|
ObjectTypeDB::bind_method(_MD("_close_curve"),&PathEditorPlugin::_close_curve);
|
||
|
|
}
|
||
|
|
|
||
|
|
PathEditorPlugin* PathEditorPlugin::singleton=NULL;
|
||
|
|
|
||
|
|
|
||
|
|
PathEditorPlugin::PathEditorPlugin(EditorNode *p_node) {
|
||
|
|
|
||
|
|
path=NULL;
|
||
|
|
editor=p_node;
|
||
|
|
singleton=this;
|
||
|
|
|
||
|
|
path_material = Ref<FixedMaterial>( memnew( FixedMaterial ));
|
||
|
|
path_material->set_parameter( FixedMaterial::PARAM_DIFFUSE,Color(0.5,0.5,1.0,0.8) );
|
||
|
|
path_material->set_fixed_flag(FixedMaterial::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<FixedMaterial>( memnew( FixedMaterial ));
|
||
|
|
path_thin_material->set_parameter( FixedMaterial::PARAM_DIFFUSE,Color(0.5,0.5,1.0,0.4) );
|
||
|
|
path_thin_material->set_fixed_flag(FixedMaterial::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(SpatialEditor::get_singleton()->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("Select Points\nShift+Drag: Select Control Points\n"+keycode_get_string(KEY_MASK_CMD)+"Click: Add Point\nRight Click: Delete Point.");
|
||
|
|
SpatialEditor::get_singleton()->add_control_to_menu_panel(curve_edit);
|
||
|
|
curve_create = memnew( ToolButton );
|
||
|
|
curve_create->set_icon(SpatialEditor::get_singleton()->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("Add Point (in empty space)\nSplit Segment (in curve).");
|
||
|
|
SpatialEditor::get_singleton()->add_control_to_menu_panel(curve_create);
|
||
|
|
curve_del = memnew( ToolButton );
|
||
|
|
curve_del->set_icon(SpatialEditor::get_singleton()->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("Delete Point.");
|
||
|
|
SpatialEditor::get_singleton()->add_control_to_menu_panel(curve_del);
|
||
|
|
curve_close = memnew( ToolButton );
|
||
|
|
//curve_close->set_icon(SpatialEditor::get_singleton()->get_icon("CurveDelete","EditorIcons"));
|
||
|
|
curve_close->set_text("close");
|
||
|
|
curve_close->hide();
|
||
|
|
curve_close->set_focus_mode(Control::FOCUS_NONE);
|
||
|
|
curve_close->set_tooltip("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()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
|