6d16f2f053
It's not necessary, but the vast majority of calls of error macros do have an ending semicolon, so it's best to be consistent. Most WARN_DEPRECATED calls did *not* have a semicolon, but there's no reason for them to be treated differently.
421 lines
12 KiB
C++
421 lines
12 KiB
C++
/*************************************************************************/
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/* multimesh_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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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
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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 "multimesh_editor_plugin.h"
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#include "scene/3d/mesh_instance.h"
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#include "scene/gui/box_container.h"
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#include "spatial_editor_plugin.h"
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void MultiMeshEditor::_node_removed(Node *p_node) {
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if (p_node == node) {
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node = NULL;
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hide();
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}
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}
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void MultiMeshEditor::_populate() {
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if (!node)
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return;
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Ref<Mesh> mesh;
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if (mesh_source->get_text() == "") {
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Ref<MultiMesh> multimesh;
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multimesh = node->get_multimesh();
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if (multimesh.is_null()) {
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err_dialog->set_text(TTR("No mesh source specified (and no MultiMesh set in node)."));
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err_dialog->popup_centered_minsize();
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return;
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}
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if (multimesh->get_mesh().is_null()) {
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err_dialog->set_text(TTR("No mesh source specified (and MultiMesh contains no Mesh)."));
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err_dialog->popup_centered_minsize();
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return;
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}
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mesh = multimesh->get_mesh();
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} else {
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Node *ms_node = node->get_node(mesh_source->get_text());
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if (!ms_node) {
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err_dialog->set_text(TTR("Mesh source is invalid (invalid path)."));
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err_dialog->popup_centered_minsize();
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return;
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}
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MeshInstance *ms_instance = Object::cast_to<MeshInstance>(ms_node);
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if (!ms_instance) {
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err_dialog->set_text(TTR("Mesh source is invalid (not a MeshInstance)."));
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err_dialog->popup_centered_minsize();
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return;
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}
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mesh = ms_instance->get_mesh();
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if (mesh.is_null()) {
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err_dialog->set_text(TTR("Mesh source is invalid (contains no Mesh resource)."));
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err_dialog->popup_centered_minsize();
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return;
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}
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}
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if (surface_source->get_text() == "") {
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err_dialog->set_text(TTR("No surface source specified."));
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err_dialog->popup_centered_minsize();
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return;
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}
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Node *ss_node = node->get_node(surface_source->get_text());
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if (!ss_node) {
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err_dialog->set_text(TTR("Surface source is invalid (invalid path)."));
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err_dialog->popup_centered_minsize();
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return;
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}
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GeometryInstance *ss_instance = Object::cast_to<MeshInstance>(ss_node);
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if (!ss_instance) {
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err_dialog->set_text(TTR("Surface source is invalid (no geometry)."));
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err_dialog->popup_centered_minsize();
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return;
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}
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Transform geom_xform = node->get_global_transform().affine_inverse() * ss_instance->get_global_transform();
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PoolVector<Face3> geometry = ss_instance->get_faces(VisualInstance::FACES_SOLID);
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if (geometry.size() == 0) {
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err_dialog->set_text(TTR("Surface source is invalid (no faces)."));
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err_dialog->popup_centered_minsize();
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return;
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}
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//make all faces local
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int gc = geometry.size();
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PoolVector<Face3>::Write w = geometry.write();
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for (int i = 0; i < gc; i++) {
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for (int j = 0; j < 3; j++) {
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w[i].vertex[j] = geom_xform.xform(w[i].vertex[j]);
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}
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}
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w = PoolVector<Face3>::Write();
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PoolVector<Face3> faces = geometry;
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ERR_EXPLAIN(TTR("Parent has no solid faces to populate."));
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int facecount = faces.size();
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ERR_FAIL_COND(!facecount);
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PoolVector<Face3>::Read r = faces.read();
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float area_accum = 0;
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Map<float, int> triangle_area_map;
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for (int i = 0; i < facecount; i++) {
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float area = r[i].get_area();
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if (area < CMP_EPSILON)
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continue;
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triangle_area_map[area_accum] = i;
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area_accum += area;
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}
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ERR_EXPLAIN(TTR("Couldn't map area."));
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ERR_FAIL_COND(triangle_area_map.size() == 0);
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ERR_EXPLAIN(TTR("Couldn't map area."));
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ERR_FAIL_COND(area_accum == 0);
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Ref<MultiMesh> multimesh = memnew(MultiMesh);
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multimesh->set_mesh(mesh);
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int instance_count = populate_amount->get_value();
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multimesh->set_transform_format(MultiMesh::TRANSFORM_3D);
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multimesh->set_color_format(MultiMesh::COLOR_NONE);
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multimesh->set_instance_count(instance_count);
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float _tilt_random = populate_tilt_random->get_value();
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float _rotate_random = populate_rotate_random->get_value();
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float _scale_random = populate_scale_random->get_value();
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float _scale = populate_scale->get_value();
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int axis = populate_axis->get_selected();
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Transform axis_xform;
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if (axis == Vector3::AXIS_Z) {
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axis_xform.rotate(Vector3(1, 0, 0), -Math_PI * 0.5);
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}
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if (axis == Vector3::AXIS_X) {
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axis_xform.rotate(Vector3(0, 0, 1), -Math_PI * 0.5);
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}
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for (int i = 0; i < instance_count; i++) {
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float areapos = Math::random(0.0f, area_accum);
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Map<float, int>::Element *E = triangle_area_map.find_closest(areapos);
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ERR_FAIL_COND(!E);
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int index = E->get();
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ERR_FAIL_INDEX(index, facecount);
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// ok FINALLY get face
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Face3 face = r[index];
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//now compute some position inside the face...
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Vector3 pos = face.get_random_point_inside();
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Vector3 normal = face.get_plane().normal;
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Vector3 op_axis = (face.vertex[0] - face.vertex[1]).normalized();
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Transform xform;
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xform.set_look_at(pos, pos + op_axis, normal);
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xform = xform * axis_xform;
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Basis post_xform;
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post_xform.rotate(xform.basis.get_axis(1), -Math::random(-_rotate_random, _rotate_random) * Math_PI);
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post_xform.rotate(xform.basis.get_axis(2), -Math::random(-_tilt_random, _tilt_random) * Math_PI);
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post_xform.rotate(xform.basis.get_axis(0), -Math::random(-_tilt_random, _tilt_random) * Math_PI);
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xform.basis = post_xform * xform.basis;
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//xform.basis.orthonormalize();
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xform.basis.scale(Vector3(1, 1, 1) * (_scale + Math::random(-_scale_random, _scale_random)));
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multimesh->set_instance_transform(i, xform);
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}
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node->set_multimesh(multimesh);
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}
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void MultiMeshEditor::_browsed(const NodePath &p_path) {
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NodePath path = node->get_path_to(get_node(p_path));
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if (browsing_source)
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mesh_source->set_text(path);
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else
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surface_source->set_text(path);
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}
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void MultiMeshEditor::_menu_option(int p_option) {
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switch (p_option) {
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case MENU_OPTION_POPULATE: {
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if (_last_pp_node != node) {
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surface_source->set_text("..");
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mesh_source->set_text("..");
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populate_axis->select(1);
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populate_rotate_random->set_value(0);
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populate_tilt_random->set_value(0);
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populate_scale_random->set_value(0);
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populate_scale->set_value(1);
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populate_amount->set_value(128);
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_last_pp_node = node;
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}
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populate_dialog->popup_centered(Size2(250, 380));
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} break;
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}
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}
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void MultiMeshEditor::edit(MultiMeshInstance *p_multimesh) {
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node = p_multimesh;
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}
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void MultiMeshEditor::_browse(bool p_source) {
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browsing_source = p_source;
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std->get_scene_tree()->set_marked(node, false);
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std->popup_centered_ratio();
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if (p_source)
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std->set_title(TTR("Select a Source Mesh:"));
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else
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std->set_title(TTR("Select a Target Surface:"));
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}
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void MultiMeshEditor::_bind_methods() {
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ClassDB::bind_method("_menu_option", &MultiMeshEditor::_menu_option);
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ClassDB::bind_method("_populate", &MultiMeshEditor::_populate);
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ClassDB::bind_method("_browsed", &MultiMeshEditor::_browsed);
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ClassDB::bind_method("_browse", &MultiMeshEditor::_browse);
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}
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MultiMeshEditor::MultiMeshEditor() {
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options = memnew(MenuButton);
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options->set_switch_on_hover(true);
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SpatialEditor::get_singleton()->add_control_to_menu_panel(options);
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options->set_text("MultiMesh");
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options->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("MultiMeshInstance", "EditorIcons"));
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options->get_popup()->add_item(TTR("Populate Surface"));
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options->get_popup()->connect("id_pressed", this, "_menu_option");
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populate_dialog = memnew(ConfirmationDialog);
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populate_dialog->set_title(TTR("Populate MultiMesh"));
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add_child(populate_dialog);
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VBoxContainer *vbc = memnew(VBoxContainer);
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populate_dialog->add_child(vbc);
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//populate_dialog->set_child_rect(vbc);
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HBoxContainer *hbc = memnew(HBoxContainer);
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surface_source = memnew(LineEdit);
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hbc->add_child(surface_source);
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surface_source->set_h_size_flags(SIZE_EXPAND_FILL);
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Button *b = memnew(Button);
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hbc->add_child(b);
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b->set_text("..");
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b->connect("pressed", this, "_browse", make_binds(false));
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vbc->add_margin_child(TTR("Target Surface:"), hbc);
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hbc = memnew(HBoxContainer);
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mesh_source = memnew(LineEdit);
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hbc->add_child(mesh_source);
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mesh_source->set_h_size_flags(SIZE_EXPAND_FILL);
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b = memnew(Button);
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hbc->add_child(b);
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b->set_text("..");
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vbc->add_margin_child(TTR("Source Mesh:"), hbc);
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b->connect("pressed", this, "_browse", make_binds(true));
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populate_axis = memnew(OptionButton);
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populate_axis->add_item(TTR("X-Axis"));
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populate_axis->add_item(TTR("Y-Axis"));
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populate_axis->add_item(TTR("Z-Axis"));
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populate_axis->select(2);
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vbc->add_margin_child(TTR("Mesh Up Axis:"), populate_axis);
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populate_rotate_random = memnew(HSlider);
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populate_rotate_random->set_max(1);
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populate_rotate_random->set_step(0.01);
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vbc->add_margin_child(TTR("Random Rotation:"), populate_rotate_random);
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populate_tilt_random = memnew(HSlider);
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populate_tilt_random->set_max(1);
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populate_tilt_random->set_step(0.01);
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vbc->add_margin_child(TTR("Random Tilt:"), populate_tilt_random);
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populate_scale_random = memnew(SpinBox);
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populate_scale_random->set_min(0);
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populate_scale_random->set_max(1);
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populate_scale_random->set_value(0);
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populate_scale_random->set_step(0.01);
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vbc->add_margin_child(TTR("Random Scale:"), populate_scale_random);
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populate_scale = memnew(SpinBox);
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populate_scale->set_min(0.001);
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populate_scale->set_max(4096);
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populate_scale->set_value(1);
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populate_scale->set_step(0.01);
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vbc->add_margin_child(TTR("Scale:"), populate_scale);
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populate_amount = memnew(SpinBox);
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populate_amount->set_anchor(MARGIN_RIGHT, ANCHOR_END);
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populate_amount->set_begin(Point2(20, 232));
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populate_amount->set_end(Point2(-5, 237));
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populate_amount->set_min(1);
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populate_amount->set_max(65536);
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populate_amount->set_value(128);
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vbc->add_margin_child(TTR("Amount:"), populate_amount);
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populate_dialog->get_ok()->set_text(TTR("Populate"));
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populate_dialog->get_ok()->connect("pressed", this, "_populate");
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std = memnew(SceneTreeDialog);
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populate_dialog->add_child(std);
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std->connect("selected", this, "_browsed");
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_last_pp_node = NULL;
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err_dialog = memnew(AcceptDialog);
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add_child(err_dialog);
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}
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void MultiMeshEditorPlugin::edit(Object *p_object) {
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multimesh_editor->edit(Object::cast_to<MultiMeshInstance>(p_object));
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}
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bool MultiMeshEditorPlugin::handles(Object *p_object) const {
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return p_object->is_class("MultiMeshInstance");
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}
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void MultiMeshEditorPlugin::make_visible(bool p_visible) {
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if (p_visible) {
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multimesh_editor->options->show();
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} else {
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multimesh_editor->options->hide();
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multimesh_editor->edit(NULL);
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}
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}
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MultiMeshEditorPlugin::MultiMeshEditorPlugin(EditorNode *p_node) {
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editor = p_node;
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multimesh_editor = memnew(MultiMeshEditor);
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editor->get_viewport()->add_child(multimesh_editor);
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multimesh_editor->options->hide();
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}
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MultiMeshEditorPlugin::~MultiMeshEditorPlugin() {
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}
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