321 lines
14 KiB
C++
321 lines
14 KiB
C++
/*************************************************************************/
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/* atlas_merging_dialog.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) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 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 "atlas_merging_dialog.h"
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#include "editor/editor_scale.h"
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#include "scene/gui/control.h"
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#include "scene/gui/split_container.h"
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void AtlasMergingDialog::_property_changed(const StringName &p_property, const Variant &p_value, const String &p_field, bool p_changing) {
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_set(p_property, p_value);
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}
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void AtlasMergingDialog::_generate_merged(Vector<Ref<TileSetAtlasSource>> p_atlas_sources, int p_max_columns) {
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merged.instantiate();
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merged_mapping.clear();
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if (p_atlas_sources.size() >= 2) {
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Ref<Image> output_image;
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output_image.instantiate();
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output_image->create(1, 1, false, Image::FORMAT_RGBA8);
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// Compute the new texture region size.
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Vector2i new_texture_region_size;
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for (int source_index = 0; source_index < p_atlas_sources.size(); source_index++) {
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Ref<TileSetAtlasSource> atlas_source = p_atlas_sources[source_index];
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new_texture_region_size = new_texture_region_size.max(atlas_source->get_texture_region_size());
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}
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// Generate the merged TileSetAtlasSource.
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Vector2i atlas_offset;
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int line_height = 0;
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for (int source_index = 0; source_index < p_atlas_sources.size(); source_index++) {
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Ref<TileSetAtlasSource> atlas_source = p_atlas_sources[source_index];
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merged_mapping.push_back(Map<Vector2i, Vector2i>());
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// Layout the tiles.
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Vector2i atlas_size;
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for (int tile_index = 0; tile_index < atlas_source->get_tiles_count(); tile_index++) {
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Vector2i tile_id = atlas_source->get_tile_id(tile_index);
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atlas_size = atlas_size.max(tile_id + atlas_source->get_tile_size_in_atlas(tile_id));
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Rect2i new_tile_rect_in_altas = Rect2i(atlas_offset + tile_id, atlas_source->get_tile_size_in_atlas(tile_id));
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// Create tiles and alternatives, then copy their properties.
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for (int alternative_index = 0; alternative_index < atlas_source->get_alternative_tiles_count(tile_id); alternative_index++) {
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int alternative_id = atlas_source->get_alternative_tile_id(tile_id, alternative_index);
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if (alternative_id == 0) {
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merged->create_tile(new_tile_rect_in_altas.position, new_tile_rect_in_altas.size);
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} else {
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merged->create_alternative_tile(new_tile_rect_in_altas.position, alternative_index);
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}
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// Copy the properties.
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TileData *original_tile_data = Object::cast_to<TileData>(atlas_source->get_tile_data(tile_id, alternative_id));
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List<PropertyInfo> properties;
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original_tile_data->get_property_list(&properties);
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for (List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
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const StringName &property_name = E->get().name;
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merged->set(property_name, original_tile_data->get(property_name));
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}
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// Add to the mapping.
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merged_mapping[source_index][tile_id] = new_tile_rect_in_altas.position;
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}
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// Copy the texture.
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Rect2i src_rect = atlas_source->get_tile_texture_region(tile_id);
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Rect2 dst_rect_wide = Rect2i(new_tile_rect_in_altas.position * new_texture_region_size, new_tile_rect_in_altas.size * new_texture_region_size);
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if (dst_rect_wide.get_end().x > output_image->get_width() || dst_rect_wide.get_end().y > output_image->get_height()) {
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output_image->crop(MAX(dst_rect_wide.get_end().x, output_image->get_width()), MAX(dst_rect_wide.get_end().y, output_image->get_height()));
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}
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output_image->blit_rect(atlas_source->get_texture()->get_image(), src_rect, dst_rect_wide.get_center() - src_rect.size / 2);
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}
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// Compute the atlas offset.
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line_height = MAX(atlas_size.y, line_height);
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atlas_offset.x += atlas_size.x;
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if (atlas_offset.x >= p_max_columns) {
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atlas_offset.x = 0;
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atlas_offset.y += line_height;
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line_height = 0;
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}
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}
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Ref<ImageTexture> output_image_texture;
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output_image_texture.instantiate();
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output_image_texture->create_from_image(output_image);
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merged->set_texture(output_image_texture);
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merged->set_texture_region_size(new_texture_region_size);
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}
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}
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void AtlasMergingDialog::_update_texture() {
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Vector<int> selected = atlas_merging_atlases_list->get_selected_items();
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if (selected.size() >= 2) {
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Vector<Ref<TileSetAtlasSource>> to_merge;
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for (int i = 0; i < selected.size(); i++) {
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int source_id = atlas_merging_atlases_list->get_item_metadata(selected[i]);
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to_merge.push_back(tile_set->get_source(source_id));
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}
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_generate_merged(to_merge, next_line_after_column);
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preview->set_texture(merged->get_texture());
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preview->show();
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select_2_atlases_label->hide();
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get_ok_button()->set_disabled(false);
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merge_button->set_disabled(false);
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} else {
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_generate_merged(Vector<Ref<TileSetAtlasSource>>(), next_line_after_column);
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preview->set_texture(Ref<Texture2D>());
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preview->hide();
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select_2_atlases_label->show();
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get_ok_button()->set_disabled(true);
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merge_button->set_disabled(true);
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}
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}
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void AtlasMergingDialog::_merge_confirmed(String p_path) {
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ERR_FAIL_COND(!merged.is_valid());
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Ref<ImageTexture> output_image_texture = merged->get_texture();
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output_image_texture->get_image()->save_png(p_path);
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Ref<Texture2D> new_texture_resource = ResourceLoader::load(p_path, "Texture2D");
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merged->set_texture(new_texture_resource);
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undo_redo->create_action(TTR("Merge TileSetAtlasSource"));
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int next_id = tile_set->get_next_source_id();
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undo_redo->add_do_method(*tile_set, "add_source", merged, next_id);
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undo_redo->add_undo_method(*tile_set, "remove_source", next_id);
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if (delete_original_atlases) {
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// Delete originals if needed.
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Vector<int> selected = atlas_merging_atlases_list->get_selected_items();
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for (int i = 0; i < selected.size(); i++) {
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int source_id = atlas_merging_atlases_list->get_item_metadata(selected[i]);
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Ref<TileSetAtlasSource> tas = tile_set->get_source(source_id);
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undo_redo->add_do_method(*tile_set, "remove_source", source_id);
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undo_redo->add_undo_method(*tile_set, "add_source", tas, source_id);
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// Add the tile proxies.
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for (int tile_index = 0; tile_index < tas->get_tiles_count(); tile_index++) {
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Vector2i tile_id = tas->get_tile_id(tile_index);
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undo_redo->add_do_method(*tile_set, "set_coords_level_tile_proxy", source_id, tile_id, next_id, merged_mapping[i][tile_id]);
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if (tile_set->has_coords_level_tile_proxy(source_id, tile_id)) {
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Array a = tile_set->get_coords_level_tile_proxy(source_id, tile_id);
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undo_redo->add_undo_method(*tile_set, "set_coords_level_tile_proxy", a[0], a[1]);
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} else {
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undo_redo->add_undo_method(*tile_set, "remove_coords_level_tile_proxy", source_id, tile_id);
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}
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}
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}
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}
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undo_redo->commit_action();
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commited_actions_count++;
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hide();
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}
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void AtlasMergingDialog::ok_pressed() {
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delete_original_atlases = false;
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editor_file_dialog->popup_file_dialog();
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}
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void AtlasMergingDialog::cancel_pressed() {
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for (int i = 0; i < commited_actions_count; i++) {
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undo_redo->undo();
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}
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commited_actions_count = 0;
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}
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void AtlasMergingDialog::custom_action(const String &p_action) {
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if (p_action == "merge") {
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delete_original_atlases = true;
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editor_file_dialog->popup_file_dialog();
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}
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}
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bool AtlasMergingDialog::_set(const StringName &p_name, const Variant &p_value) {
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if (p_name == "next_line_after_column" && p_value.get_type() == Variant::INT) {
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next_line_after_column = p_value;
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_update_texture();
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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 AtlasMergingDialog::_get(const StringName &p_name, Variant &r_ret) const {
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if (p_name == "next_line_after_column") {
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r_ret = next_line_after_column;
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return true;
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}
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return false;
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}
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void AtlasMergingDialog::update_tile_set(Ref<TileSet> p_tile_set) {
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ERR_FAIL_COND(!p_tile_set.is_valid());
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tile_set = p_tile_set;
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atlas_merging_atlases_list->clear();
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for (int i = 0; i < p_tile_set->get_source_count(); i++) {
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int source_id = p_tile_set->get_source_id(i);
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Ref<TileSetAtlasSource> atlas_source = p_tile_set->get_source(source_id);
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if (atlas_source.is_valid()) {
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Ref<Texture2D> texture = atlas_source->get_texture();
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if (texture.is_valid()) {
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String item_text = vformat("%s (id:%d)", texture->get_path().get_file(), source_id);
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atlas_merging_atlases_list->add_item(item_text, texture);
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atlas_merging_atlases_list->set_item_metadata(atlas_merging_atlases_list->get_item_count() - 1, source_id);
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}
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}
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}
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get_ok_button()->set_disabled(true);
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merge_button->set_disabled(true);
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commited_actions_count = 0;
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}
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AtlasMergingDialog::AtlasMergingDialog() {
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// Atlas merging window.
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set_title(TTR("Atlas Merging"));
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set_hide_on_ok(false);
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// Ok buttons
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get_ok_button()->set_text(TTR("Merge (Keep original Atlases)"));
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get_ok_button()->set_disabled(true);
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merge_button = add_button(TTR("Merge"), true, "merge");
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merge_button->set_disabled(true);
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HSplitContainer *atlas_merging_h_split_container = memnew(HSplitContainer);
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atlas_merging_h_split_container->set_h_size_flags(Control::SIZE_EXPAND_FILL);
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atlas_merging_h_split_container->set_v_size_flags(Control::SIZE_EXPAND_FILL);
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add_child(atlas_merging_h_split_container);
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// Atlas sources item list.
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atlas_merging_atlases_list = memnew(ItemList);
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atlas_merging_atlases_list->set_fixed_icon_size(Size2i(60, 60) * EDSCALE);
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atlas_merging_atlases_list->set_h_size_flags(Control::SIZE_EXPAND_FILL);
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atlas_merging_atlases_list->set_v_size_flags(Control::SIZE_EXPAND_FILL);
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atlas_merging_atlases_list->set_texture_filter(CanvasItem::TEXTURE_FILTER_NEAREST);
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atlas_merging_atlases_list->set_custom_minimum_size(Size2(100, 200));
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atlas_merging_atlases_list->set_select_mode(ItemList::SELECT_MULTI);
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atlas_merging_atlases_list->connect("multi_selected", callable_mp(this, &AtlasMergingDialog::_update_texture).unbind(2));
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atlas_merging_h_split_container->add_child(atlas_merging_atlases_list);
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VBoxContainer *atlas_merging_right_panel = memnew(VBoxContainer);
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atlas_merging_right_panel->set_h_size_flags(Control::SIZE_EXPAND_FILL);
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atlas_merging_h_split_container->add_child(atlas_merging_right_panel);
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// Settings.
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Label *settings_label = memnew(Label);
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settings_label->set_text(TTR("Settings:"));
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atlas_merging_right_panel->add_child(settings_label);
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columns_editor_property = memnew(EditorPropertyInteger);
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columns_editor_property->set_label(TTR("Next Line After Column"));
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columns_editor_property->set_object_and_property(this, "next_line_after_column");
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columns_editor_property->update_property();
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columns_editor_property->connect("property_changed", callable_mp(this, &AtlasMergingDialog::_property_changed));
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atlas_merging_right_panel->add_child(columns_editor_property);
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// Preview.
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Label *preview_label = memnew(Label);
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preview_label->set_text(TTR("Preview:"));
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atlas_merging_right_panel->add_child(preview_label);
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preview = memnew(TextureRect);
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preview->set_h_size_flags(Control::SIZE_EXPAND_FILL);
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preview->set_v_size_flags(Control::SIZE_EXPAND_FILL);
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preview->set_expand(true);
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preview->hide();
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preview->set_stretch_mode(TextureRect::STRETCH_KEEP_ASPECT_CENTERED);
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atlas_merging_right_panel->add_child(preview);
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select_2_atlases_label = memnew(Label);
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select_2_atlases_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
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select_2_atlases_label->set_v_size_flags(Control::SIZE_EXPAND_FILL);
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select_2_atlases_label->set_align(Label::ALIGN_CENTER);
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select_2_atlases_label->set_valign(Label::VALIGN_CENTER);
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select_2_atlases_label->set_text(TTR("Please select two atlases or more."));
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atlas_merging_right_panel->add_child(select_2_atlases_label);
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// The file dialog to choose the texture path.
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editor_file_dialog = memnew(EditorFileDialog);
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editor_file_dialog->set_file_mode(EditorFileDialog::FILE_MODE_SAVE_FILE);
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editor_file_dialog->add_filter("*.png");
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editor_file_dialog->connect("file_selected", callable_mp(this, &AtlasMergingDialog::_merge_confirmed));
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add_child(editor_file_dialog);
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}
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