mirror of
https://github.com/godotengine/godot
synced 2024-09-05 04:48:26 +00:00
576 lines
21 KiB
C++
576 lines
21 KiB
C++
/**************************************************************************/
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/* editor_scene_importer_blend.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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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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 "editor_scene_importer_blend.h"
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#ifdef TOOLS_ENABLED
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#include "../gltf_defines.h"
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#include "../gltf_document.h"
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#include "editor_import_blend_runner.h"
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#include "core/config/project_settings.h"
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#include "editor/editor_node.h"
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#include "editor/editor_settings.h"
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#include "editor/editor_string_names.h"
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#include "editor/gui/editor_file_dialog.h"
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#include "editor/themes/editor_scale.h"
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#include "main/main.h"
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#include "scene/gui/line_edit.h"
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#ifdef MINGW_ENABLED
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#define near
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#define far
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#endif
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#ifdef WINDOWS_ENABLED
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#include <shlwapi.h>
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#endif
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static bool _get_blender_version(const String &p_path, int &r_major, int &r_minor, String *r_err = nullptr) {
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if (!FileAccess::exists(p_path)) {
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if (r_err) {
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*r_err = TTR("Path does not contain a Blender installation.");
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}
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return false;
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}
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List<String> args;
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args.push_back("--version");
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String pipe;
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Error err = OS::get_singleton()->execute(p_path, args, &pipe);
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if (err != OK) {
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if (r_err) {
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*r_err = TTR("Can't execute Blender binary.");
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}
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return false;
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}
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int bl = pipe.find("Blender ");
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if (bl == -1) {
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if (r_err) {
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*r_err = vformat(TTR("Unexpected --version output from Blender binary at: %s."), p_path);
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}
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return false;
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}
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pipe = pipe.substr(bl);
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pipe = pipe.replace_first("Blender ", "");
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int pp = pipe.find(".");
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if (pp == -1) {
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if (r_err) {
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*r_err = TTR("Path supplied lacks a Blender binary.");
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}
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return false;
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}
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String v = pipe.substr(0, pp);
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r_major = v.to_int();
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if (r_major < 3) {
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if (r_err) {
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*r_err = TTR("This Blender installation is too old for this importer (not 3.0+).");
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}
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return false;
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}
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int pp2 = pipe.find(".", pp + 1);
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r_minor = pp2 > pp ? pipe.substr(pp + 1, pp2 - pp - 1).to_int() : 0;
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return true;
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}
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uint32_t EditorSceneFormatImporterBlend::get_import_flags() const {
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return ImportFlags::IMPORT_SCENE | ImportFlags::IMPORT_ANIMATION;
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}
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void EditorSceneFormatImporterBlend::get_extensions(List<String> *r_extensions) const {
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r_extensions->push_back("blend");
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}
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Node *EditorSceneFormatImporterBlend::import_scene(const String &p_path, uint32_t p_flags,
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const HashMap<StringName, Variant> &p_options,
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List<String> *r_missing_deps, Error *r_err) {
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String blender_path = EDITOR_GET("filesystem/import/blender/blender_path");
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if (blender_major_version == -1 || blender_minor_version == -1) {
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_get_blender_version(blender_path, blender_major_version, blender_minor_version, nullptr);
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}
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// Get global paths for source and sink.
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// Escape paths to be valid Python strings to embed in the script.
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String source_global = ProjectSettings::get_singleton()->globalize_path(p_path);
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#ifdef WINDOWS_ENABLED
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// On Windows, when using a network share path, the above will return a path starting with "//"
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// which once handed to Blender will be treated like a relative path. So we need to replace the
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// first two characters with "\\" to make it absolute again.
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if (source_global.is_network_share_path()) {
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source_global = "\\\\" + source_global.substr(2);
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}
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#endif
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source_global = source_global.c_escape();
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const String blend_basename = p_path.get_file().get_basename();
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const String sink = ProjectSettings::get_singleton()->get_imported_files_path().path_join(
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vformat("%s-%s.gltf", blend_basename, p_path.md5_text()));
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const String sink_global = ProjectSettings::get_singleton()->globalize_path(sink).c_escape();
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// Handle configuration options.
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Dictionary request_options;
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Dictionary parameters_map;
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parameters_map["filepath"] = sink_global;
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parameters_map["export_keep_originals"] = true;
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parameters_map["export_format"] = "GLTF_SEPARATE";
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parameters_map["export_yup"] = true;
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if (p_options.has(SNAME("blender/nodes/custom_properties")) && p_options[SNAME("blender/nodes/custom_properties")]) {
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parameters_map["export_extras"] = true;
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} else {
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parameters_map["export_extras"] = false;
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}
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if (p_options.has(SNAME("blender/meshes/skins"))) {
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int32_t skins = p_options["blender/meshes/skins"];
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if (skins == BLEND_BONE_INFLUENCES_NONE) {
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parameters_map["export_skins"] = false;
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} else if (skins == BLEND_BONE_INFLUENCES_COMPATIBLE) {
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parameters_map["export_skins"] = true;
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parameters_map["export_all_influences"] = false;
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} else if (skins == BLEND_BONE_INFLUENCES_ALL) {
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parameters_map["export_skins"] = true;
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parameters_map["export_all_influences"] = true;
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}
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} else {
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parameters_map["export_skins"] = false;
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}
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if (p_options.has(SNAME("blender/materials/export_materials"))) {
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int32_t exports = p_options["blender/materials/export_materials"];
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if (exports == BLEND_MATERIAL_EXPORT_PLACEHOLDER) {
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parameters_map["export_materials"] = "PLACEHOLDER";
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} else if (exports == BLEND_MATERIAL_EXPORT_EXPORT) {
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parameters_map["export_materials"] = "EXPORT";
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}
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} else {
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parameters_map["export_materials"] = "PLACEHOLDER";
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}
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if (p_options.has(SNAME("blender/nodes/cameras")) && p_options[SNAME("blender/nodes/cameras")]) {
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parameters_map["export_cameras"] = true;
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} else {
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parameters_map["export_cameras"] = false;
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}
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if (p_options.has(SNAME("blender/nodes/punctual_lights")) && p_options[SNAME("blender/nodes/punctual_lights")]) {
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parameters_map["export_lights"] = true;
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} else {
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parameters_map["export_lights"] = false;
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}
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if (p_options.has(SNAME("blender/meshes/colors")) && p_options[SNAME("blender/meshes/colors")]) {
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parameters_map["export_colors"] = true;
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} else {
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parameters_map["export_colors"] = false;
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}
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if (p_options.has(SNAME("blender/nodes/visible"))) {
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int32_t visible = p_options["blender/nodes/visible"];
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if (visible == BLEND_VISIBLE_VISIBLE_ONLY) {
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parameters_map["use_visible"] = true;
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} else if (visible == BLEND_VISIBLE_RENDERABLE) {
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parameters_map["use_renderable"] = true;
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} else if (visible == BLEND_VISIBLE_ALL) {
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parameters_map["use_renderable"] = false;
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parameters_map["use_visible"] = false;
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}
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} else {
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parameters_map["use_renderable"] = false;
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parameters_map["use_visible"] = false;
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}
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if (p_options.has(SNAME("blender/meshes/uvs")) && p_options[SNAME("blender/meshes/uvs")]) {
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parameters_map["export_texcoords"] = true;
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} else {
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parameters_map["export_texcoords"] = false;
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}
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if (p_options.has(SNAME("blender/meshes/normals")) && p_options[SNAME("blender/meshes/normals")]) {
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parameters_map["export_normals"] = true;
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} else {
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parameters_map["export_normals"] = false;
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}
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if (p_options.has(SNAME("blender/meshes/tangents")) && p_options[SNAME("blender/meshes/tangents")]) {
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parameters_map["export_tangents"] = true;
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} else {
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parameters_map["export_tangents"] = false;
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}
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if (p_options.has(SNAME("blender/animation/group_tracks")) && p_options[SNAME("blender/animation/group_tracks")]) {
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if (blender_major_version > 3 || (blender_major_version == 3 && blender_minor_version >= 6)) {
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parameters_map["export_animation_mode"] = "ACTIONS";
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} else {
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parameters_map["export_nla_strips"] = true;
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}
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} else {
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if (blender_major_version > 3 || (blender_major_version == 3 && blender_minor_version >= 6)) {
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parameters_map["export_animation_mode"] = "ACTIVE_ACTIONS";
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} else {
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parameters_map["export_nla_strips"] = false;
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}
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}
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if (p_options.has(SNAME("blender/animation/limit_playback")) && p_options[SNAME("blender/animation/limit_playback")]) {
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parameters_map["export_frame_range"] = true;
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} else {
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parameters_map["export_frame_range"] = false;
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}
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if (p_options.has(SNAME("blender/animation/always_sample")) && p_options[SNAME("blender/animation/always_sample")]) {
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parameters_map["export_force_sampling"] = true;
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} else {
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parameters_map["export_force_sampling"] = false;
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}
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if (p_options.has(SNAME("blender/meshes/export_bones_deforming_mesh_only")) && p_options[SNAME("blender/meshes/export_bones_deforming_mesh_only")]) {
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parameters_map["export_def_bones"] = true;
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} else {
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parameters_map["export_def_bones"] = false;
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}
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if (p_options.has(SNAME("blender/nodes/modifiers")) && p_options[SNAME("blender/nodes/modifiers")]) {
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parameters_map["export_apply"] = true;
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} else {
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parameters_map["export_apply"] = false;
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}
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if (p_options.has(SNAME("blender/materials/unpack_enabled")) && p_options[SNAME("blender/materials/unpack_enabled")]) {
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request_options["unpack_all"] = true;
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} else {
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request_options["unpack_all"] = false;
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}
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request_options["path"] = source_global;
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request_options["gltf_options"] = parameters_map;
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// Run Blender and export glTF.
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Error err = EditorImportBlendRunner::get_singleton()->do_import(request_options);
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if (err != OK) {
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if (r_err) {
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*r_err = ERR_SCRIPT_FAILED;
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}
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return nullptr;
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}
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// Import the generated glTF.
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// Use GLTFDocument instead of glTF importer to keep image references.
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Ref<GLTFDocument> gltf;
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gltf.instantiate();
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Ref<GLTFState> state;
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state.instantiate();
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String base_dir;
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if (p_options.has(SNAME("blender/materials/unpack_enabled")) && p_options[SNAME("blender/materials/unpack_enabled")]) {
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base_dir = sink.get_base_dir();
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}
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if (p_options.has(SNAME("nodes/import_as_skeleton_bones")) ? (bool)p_options[SNAME("nodes/import_as_skeleton_bones")] : false) {
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state->set_import_as_skeleton_bones(true);
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}
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state->set_scene_name(blend_basename);
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err = gltf->append_from_file(sink.get_basename() + ".gltf", state, p_flags, base_dir);
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if (err != OK) {
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if (r_err) {
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*r_err = FAILED;
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}
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return nullptr;
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}
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ERR_FAIL_COND_V(!p_options.has("animation/fps"), nullptr);
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#ifndef DISABLE_DEPRECATED
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bool trimming = p_options.has("animation/trimming") ? (bool)p_options["animation/trimming"] : false;
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return gltf->generate_scene(state, (float)p_options["animation/fps"], trimming, false);
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#else
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return gltf->generate_scene(state, (float)p_options["animation/fps"], (bool)p_options["animation/trimming"], false);
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#endif
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}
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Variant EditorSceneFormatImporterBlend::get_option_visibility(const String &p_path, bool p_for_animation, const String &p_option,
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const HashMap<StringName, Variant> &p_options) {
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if (p_path.get_extension().to_lower() != "blend") {
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return true;
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}
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if (p_option.begins_with("animation/")) {
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if (p_option != "animation/import" && !bool(p_options["animation/import"])) {
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return false;
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}
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}
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return true;
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}
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void EditorSceneFormatImporterBlend::get_import_options(const String &p_path, List<ResourceImporter::ImportOption> *r_options) {
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if (p_path.get_extension().to_lower() != "blend") {
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return;
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}
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#define ADD_OPTION_BOOL(PATH, VALUE) \
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r_options->push_back(ResourceImporter::ImportOption(PropertyInfo(Variant::BOOL, SNAME(PATH)), VALUE));
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#define ADD_OPTION_ENUM(PATH, ENUM_HINT, VALUE) \
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r_options->push_back(ResourceImporter::ImportOption(PropertyInfo(Variant::INT, SNAME(PATH), PROPERTY_HINT_ENUM, ENUM_HINT), VALUE));
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ADD_OPTION_ENUM("blender/nodes/visible", "All,Visible Only,Renderable", BLEND_VISIBLE_ALL);
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ADD_OPTION_BOOL("blender/nodes/punctual_lights", true);
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ADD_OPTION_BOOL("blender/nodes/cameras", true);
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ADD_OPTION_BOOL("blender/nodes/custom_properties", true);
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ADD_OPTION_ENUM("blender/nodes/modifiers", "No Modifiers,All Modifiers", BLEND_MODIFIERS_ALL);
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ADD_OPTION_BOOL("blender/meshes/colors", false);
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ADD_OPTION_BOOL("blender/meshes/uvs", true);
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ADD_OPTION_BOOL("blender/meshes/normals", true);
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ADD_OPTION_BOOL("blender/meshes/tangents", true);
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ADD_OPTION_ENUM("blender/meshes/skins", "None,4 Influences (Compatible),All Influences", BLEND_BONE_INFLUENCES_ALL);
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ADD_OPTION_BOOL("blender/meshes/export_bones_deforming_mesh_only", false);
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ADD_OPTION_BOOL("blender/materials/unpack_enabled", true);
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ADD_OPTION_ENUM("blender/materials/export_materials", "Placeholder,Export", BLEND_MATERIAL_EXPORT_EXPORT);
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ADD_OPTION_BOOL("blender/animation/limit_playback", true);
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ADD_OPTION_BOOL("blender/animation/always_sample", true);
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ADD_OPTION_BOOL("blender/animation/group_tracks", true);
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}
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///////////////////////////
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static bool _test_blender_path(const String &p_path, String *r_err = nullptr) {
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int major, minor;
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return _get_blender_version(p_path, major, minor, r_err);
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}
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bool EditorFileSystemImportFormatSupportQueryBlend::is_active() const {
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bool blend_enabled = GLOBAL_GET("filesystem/import/blender/enabled");
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if (blend_enabled && !_test_blender_path(EDITOR_GET("filesystem/import/blender/blender_path").operator String())) {
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// Intending to import Blender, but blend not configured.
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return true;
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}
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return false;
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}
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Vector<String> EditorFileSystemImportFormatSupportQueryBlend::get_file_extensions() const {
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Vector<String> ret;
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ret.push_back("blend");
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return ret;
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}
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void EditorFileSystemImportFormatSupportQueryBlend::_validate_path(String p_path) {
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String error;
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bool success = false;
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if (p_path == "") {
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error = TTR("Path is empty.");
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} else {
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if (_test_blender_path(p_path, &error)) {
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success = true;
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if (auto_detected_path == p_path) {
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error = TTR("Path to Blender installation is valid (Autodetected).");
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} else {
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error = TTR("Path to Blender installation is valid.");
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}
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}
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}
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path_status->set_text(error);
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if (success) {
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path_status->add_theme_color_override("font_color", path_status->get_theme_color(SNAME("success_color"), EditorStringName(Editor)));
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configure_blender_dialog->get_ok_button()->set_disabled(false);
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} else {
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path_status->add_theme_color_override("font_color", path_status->get_theme_color(SNAME("error_color"), EditorStringName(Editor)));
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configure_blender_dialog->get_ok_button()->set_disabled(true);
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}
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}
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bool EditorFileSystemImportFormatSupportQueryBlend::_autodetect_path() {
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// Autodetect
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auto_detected_path = "";
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#if defined(MACOS_ENABLED)
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Vector<String> find_paths = {
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"/opt/homebrew/bin/blender",
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"/opt/local/bin/blender",
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"/usr/local/bin/blender",
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"/usr/local/opt/blender",
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"/Applications/Blender.app/Contents/MacOS/Blender",
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};
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{
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List<String> mdfind_args;
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mdfind_args.push_back("kMDItemCFBundleIdentifier=org.blenderfoundation.blender");
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String output;
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Error err = OS::get_singleton()->execute("mdfind", mdfind_args, &output);
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if (err == OK) {
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for (const String &find_path : output.split("\n")) {
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find_paths.push_back(find_path.path_join("Contents/MacOS/Blender"));
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}
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}
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}
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#elif defined(WINDOWS_ENABLED)
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Vector<String> find_paths = {
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"C:\\Program Files\\Blender Foundation\\blender.exe",
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"C:\\Program Files (x86)\\Blender Foundation\\blender.exe",
|
|
};
|
|
{
|
|
char blender_opener_path[MAX_PATH];
|
|
DWORD path_len = MAX_PATH;
|
|
HRESULT res = AssocQueryString(0, ASSOCSTR_EXECUTABLE, ".blend", "open", blender_opener_path, &path_len);
|
|
if (res == S_OK) {
|
|
find_paths.push_back(String(blender_opener_path).get_base_dir().path_join("blender.exe"));
|
|
}
|
|
}
|
|
|
|
#elif defined(UNIX_ENABLED)
|
|
Vector<String> find_paths = {
|
|
"/usr/bin/blender",
|
|
"/usr/local/bin/blender",
|
|
"/opt/blender/bin/blender",
|
|
};
|
|
#endif
|
|
|
|
for (const String &find_path : find_paths) {
|
|
if (_test_blender_path(find_path)) {
|
|
auto_detected_path = find_path;
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void EditorFileSystemImportFormatSupportQueryBlend::_path_confirmed() {
|
|
confirmed = true;
|
|
}
|
|
|
|
void EditorFileSystemImportFormatSupportQueryBlend::_select_install(String p_path) {
|
|
blender_path->set_text(p_path);
|
|
_validate_path(p_path);
|
|
}
|
|
void EditorFileSystemImportFormatSupportQueryBlend::_browse_install() {
|
|
if (blender_path->get_text() != String()) {
|
|
browse_dialog->set_current_file(blender_path->get_text());
|
|
}
|
|
|
|
browse_dialog->popup_centered_ratio();
|
|
}
|
|
|
|
void EditorFileSystemImportFormatSupportQueryBlend::_update_icons() {
|
|
blender_path_browse->set_icon(blender_path_browse->get_editor_theme_icon(SNAME("FolderBrowse")));
|
|
}
|
|
|
|
bool EditorFileSystemImportFormatSupportQueryBlend::query() {
|
|
if (!configure_blender_dialog) {
|
|
configure_blender_dialog = memnew(ConfirmationDialog);
|
|
configure_blender_dialog->set_title(TTR("Configure Blender Importer"));
|
|
configure_blender_dialog->set_flag(Window::FLAG_BORDERLESS, true); // Avoid closing accidentally .
|
|
configure_blender_dialog->set_close_on_escape(false);
|
|
|
|
VBoxContainer *vb = memnew(VBoxContainer);
|
|
vb->add_child(memnew(Label(TTR("Blender 3.0+ is required to import '.blend' files.\nPlease provide a valid path to a Blender installation:"))));
|
|
|
|
HBoxContainer *hb = memnew(HBoxContainer);
|
|
|
|
blender_path = memnew(LineEdit);
|
|
blender_path->set_h_size_flags(Control::SIZE_EXPAND_FILL);
|
|
hb->add_child(blender_path);
|
|
|
|
blender_path_browse = memnew(Button);
|
|
blender_path_browse->set_text(TTR("Browse"));
|
|
blender_path_browse->connect(SceneStringName(pressed), callable_mp(this, &EditorFileSystemImportFormatSupportQueryBlend::_browse_install));
|
|
hb->add_child(blender_path_browse);
|
|
|
|
hb->set_h_size_flags(Control::SIZE_EXPAND_FILL);
|
|
hb->set_custom_minimum_size(Size2(400 * EDSCALE, 0));
|
|
|
|
vb->add_child(hb);
|
|
|
|
path_status = memnew(Label);
|
|
vb->add_child(path_status);
|
|
|
|
configure_blender_dialog->add_child(vb);
|
|
|
|
blender_path->connect("text_changed", callable_mp(this, &EditorFileSystemImportFormatSupportQueryBlend::_validate_path));
|
|
|
|
EditorNode::get_singleton()->get_gui_base()->add_child(configure_blender_dialog);
|
|
|
|
configure_blender_dialog->set_ok_button_text(TTR("Confirm Path"));
|
|
configure_blender_dialog->set_cancel_button_text(TTR("Disable '.blend' Import"));
|
|
configure_blender_dialog->get_cancel_button()->set_tooltip_text(TTR("Disables Blender '.blend' files import for this project. Can be re-enabled in Project Settings."));
|
|
configure_blender_dialog->connect("confirmed", callable_mp(this, &EditorFileSystemImportFormatSupportQueryBlend::_path_confirmed));
|
|
|
|
browse_dialog = memnew(EditorFileDialog);
|
|
browse_dialog->set_access(EditorFileDialog::ACCESS_FILESYSTEM);
|
|
browse_dialog->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_DIR);
|
|
browse_dialog->connect("dir_selected", callable_mp(this, &EditorFileSystemImportFormatSupportQueryBlend::_select_install));
|
|
|
|
EditorNode::get_singleton()->get_gui_base()->add_child(browse_dialog);
|
|
|
|
// Update icons.
|
|
// This is a hack because we can't rely on notifications here as we don't receive them.
|
|
// Usually, we only have to wait for `NOTIFICATION_THEME_CHANGED` to update the icons.
|
|
callable_mp(this, &EditorFileSystemImportFormatSupportQueryBlend::_update_icons).call_deferred();
|
|
}
|
|
|
|
String path = EDITOR_GET("filesystem/import/blender/blender_path");
|
|
|
|
if (path.is_empty() && _autodetect_path()) {
|
|
path = auto_detected_path;
|
|
}
|
|
|
|
blender_path->set_text(path);
|
|
|
|
_validate_path(path);
|
|
|
|
configure_blender_dialog->popup_centered();
|
|
confirmed = false;
|
|
|
|
while (true) {
|
|
OS::get_singleton()->delay_usec(1);
|
|
DisplayServer::get_singleton()->process_events();
|
|
Main::iteration();
|
|
if (!configure_blender_dialog->is_visible() || confirmed) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (confirmed) {
|
|
// Can only confirm a valid path.
|
|
EditorSettings::get_singleton()->set("filesystem/import/blender/blender_path", blender_path->get_text());
|
|
EditorSettings::get_singleton()->save();
|
|
} else {
|
|
// Disable Blender import
|
|
ProjectSettings::get_singleton()->set("filesystem/import/blender/enabled", false);
|
|
ProjectSettings::get_singleton()->save();
|
|
|
|
if (EditorNode::immediate_confirmation_dialog(TTR("Disabling '.blend' file import requires restarting the editor."), TTR("Save & Restart"), TTR("Restart"))) {
|
|
EditorNode::get_singleton()->save_all_scenes();
|
|
}
|
|
EditorNode::get_singleton()->restart_editor();
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
EditorFileSystemImportFormatSupportQueryBlend::EditorFileSystemImportFormatSupportQueryBlend() {
|
|
}
|
|
|
|
#endif // TOOLS_ENABLED
|