tile_map_backport/tile_editor/atlas_merging_dialog.cpp
2021-12-11 21:42:05 +01:00

336 lines
14 KiB
C++

/*************************************************************************/
/* atlas_merging_dialog.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/*************************************************************************/
#include "atlas_merging_dialog.h"
#include "editor/editor_scale.h"
#include "scene/gui/control.h"
#include "scene/gui/split_container.h"
void RAtlasMergingDialog::_property_changed(const StringName &p_property, const Variant &p_value, const String &p_field, bool p_changing) {
_set(p_property, p_value);
}
void RAtlasMergingDialog::_generate_merged(Vector<Ref<RTileSetAtlasSource>> p_atlas_sources, int p_max_columns) {
merged.instance();
merged_mapping.clear();
if (p_atlas_sources.size() >= 2) {
Ref<Image> output_image;
output_image.instance();
output_image->create(1, 1, false, Image::FORMAT_RGBA8);
// Compute the new texture region size.
Vector2i new_texture_region_size;
for (int source_index = 0; source_index < p_atlas_sources.size(); source_index++) {
Ref<RTileSetAtlasSource> atlas_source = p_atlas_sources[source_index];
Vector2i trg = atlas_source->get_texture_region_size();
new_texture_region_size = Vector2i(MAX(new_texture_region_size.x, trg.x), MAX(new_texture_region_size.y, trg.y));
}
// Generate the merged RTileSetAtlasSource.
Vector2i atlas_offset;
int line_height = 0;
for (int source_index = 0; source_index < p_atlas_sources.size(); source_index++) {
Ref<RTileSetAtlasSource> atlas_source = p_atlas_sources[source_index];
merged_mapping.push_back(Map<Vector2i, Vector2i>());
// Layout the tiles.
Vector2i atlas_size;
for (int tile_index = 0; tile_index < atlas_source->get_tiles_count(); tile_index++) {
Vector2i tile_id = atlas_source->get_tile_id(tile_index);
Vector2i tsa = tile_id + atlas_source->get_tile_size_in_atlas(tile_id);
atlas_size = Vector2i(MAX(atlas_size.x, tsa.x), MAX(atlas_size.y, tsa.y));
Rect2i new_tile_rect_in_altas = Rect2i(atlas_offset + tile_id, atlas_source->get_tile_size_in_atlas(tile_id));
// Create tiles and alternatives, then copy their properties.
for (int alternative_index = 0; alternative_index < atlas_source->get_alternative_tiles_count(tile_id); alternative_index++) {
int alternative_id = atlas_source->get_alternative_tile_id(tile_id, alternative_index);
if (alternative_id == 0) {
merged->create_tile(new_tile_rect_in_altas.position, new_tile_rect_in_altas.size);
} else {
merged->create_alternative_tile(new_tile_rect_in_altas.position, alternative_index);
}
// Copy the properties.
RTileData *original_tile_data = Object::cast_to<RTileData>(atlas_source->get_tile_data(tile_id, alternative_id));
List<PropertyInfo> properties;
original_tile_data->get_property_list(&properties);
for (List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
const StringName &property_name = E->get().name;
merged->set(property_name, original_tile_data->get(property_name));
}
// Add to the mapping.
merged_mapping[source_index][tile_id] = new_tile_rect_in_altas.position;
}
// Copy the texture.
for (int frame = 0; frame < atlas_source->get_tile_animation_frames_count(tile_id); frame++) {
Rect2i src_rect = atlas_source->get_tile_texture_region(tile_id, frame);
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);
Vector2 srwe = dst_rect_wide.get_position() + dst_rect_wide.get_size();
if (srwe.x > output_image->get_width() || srwe.y > output_image->get_height()) {
output_image->crop(MAX(srwe.x, output_image->get_width()), MAX(srwe.y, output_image->get_height()));
}
output_image->blit_rect(atlas_source->get_texture()->get_data(), src_rect, dst_rect_wide.get_center() - src_rect.size / 2);
}
}
// Compute the atlas offset.
line_height = MAX(atlas_size.y, line_height);
atlas_offset.x += atlas_size.x;
if (atlas_offset.x >= p_max_columns) {
atlas_offset.x = 0;
atlas_offset.y += line_height;
line_height = 0;
}
}
Ref<ImageTexture> output_image_texture;
output_image_texture.instance();
output_image_texture->create_from_image(output_image);
merged->set_name(p_atlas_sources[0]->get_name());
merged->set_texture(output_image_texture);
merged->set_texture_region_size(new_texture_region_size);
}
}
void RAtlasMergingDialog::_update_texture() {
Vector<int> selected = atlas_merging_atlases_list->get_selected_items();
if (selected.size() >= 2) {
Vector<Ref<RTileSetAtlasSource>> to_merge;
for (int i = 0; i < selected.size(); i++) {
int source_id = atlas_merging_atlases_list->get_item_metadata(selected[i]);
to_merge.push_back(tile_set->get_source(source_id));
}
_generate_merged(to_merge, next_line_after_column);
preview->set_texture(merged->get_texture());
preview->show();
select_2_atlases_label->hide();
get_ok()->set_disabled(false);
merge_button->set_disabled(false);
} else {
_generate_merged(Vector<Ref<RTileSetAtlasSource>>(), next_line_after_column);
preview->set_texture(Ref<Texture>());
preview->hide();
select_2_atlases_label->show();
get_ok()->set_disabled(true);
merge_button->set_disabled(true);
}
}
void RAtlasMergingDialog::_merge_confirmed(String p_path) {
ERR_FAIL_COND(!merged.is_valid());
Ref<ImageTexture> output_image_texture = merged->get_texture();
output_image_texture->get_data()->save_png(p_path);
Ref<Texture> new_texture_resource = ResourceLoader::load(p_path, "Texture");
merged->set_texture(new_texture_resource);
undo_redo->create_action(TTR("Merge RTileSetAtlasSource"));
int next_id = tile_set->get_next_source_id();
undo_redo->add_do_method(*tile_set, "add_source", merged, next_id);
undo_redo->add_undo_method(*tile_set, "remove_source", next_id);
if (delete_original_atlases) {
// Delete originals if needed.
Vector<int> selected = atlas_merging_atlases_list->get_selected_items();
for (int i = 0; i < selected.size(); i++) {
int source_id = atlas_merging_atlases_list->get_item_metadata(selected[i]);
Ref<RTileSetAtlasSource> tas = tile_set->get_source(source_id);
undo_redo->add_do_method(*tile_set, "remove_source", source_id);
undo_redo->add_undo_method(*tile_set, "add_source", tas, source_id);
// Add the tile proxies.
for (int tile_index = 0; tile_index < tas->get_tiles_count(); tile_index++) {
Vector2 tile_id = tas->get_tile_id(tile_index);
undo_redo->add_do_method(*tile_set, "set_coords_level_tile_proxy", source_id, tile_id, next_id, Vector2(merged_mapping[i][tile_id]));
if (tile_set->has_coords_level_tile_proxy(source_id, tile_id)) {
Array a = tile_set->get_coords_level_tile_proxy(source_id, tile_id);
undo_redo->add_undo_method(*tile_set, "set_coords_level_tile_proxy", a[0], a[1]);
} else {
undo_redo->add_undo_method(*tile_set, "remove_coords_level_tile_proxy", source_id, tile_id);
}
}
}
}
undo_redo->commit_action();
commited_actions_count++;
hide();
}
void RAtlasMergingDialog::ok_pressed() {
delete_original_atlases = false;
editor_file_dialog->popup_centered();
}
void RAtlasMergingDialog::cancel_pressed() {
for (int i = 0; i < commited_actions_count; i++) {
undo_redo->undo();
}
commited_actions_count = 0;
}
void RAtlasMergingDialog::custom_action(const String &p_action) {
if (p_action == "merge") {
delete_original_atlases = true;
editor_file_dialog->popup_centered();
}
}
bool RAtlasMergingDialog::_set(const StringName &p_name, const Variant &p_value) {
if (p_name == "next_line_after_column" && p_value.get_type() == Variant::INT) {
next_line_after_column = p_value;
_update_texture();
return true;
}
return false;
}
bool RAtlasMergingDialog::_get(const StringName &p_name, Variant &r_ret) const {
if (p_name == "next_line_after_column") {
r_ret = next_line_after_column;
return true;
}
return false;
}
void RAtlasMergingDialog::_bind_methods() {
ClassDB::bind_method(D_METHOD("_update_texture"), &RAtlasMergingDialog::_update_texture);
ClassDB::bind_method(D_METHOD("_property_changed"), &RAtlasMergingDialog::_property_changed);
ClassDB::bind_method(D_METHOD("_merge_confirmed"), &RAtlasMergingDialog::_merge_confirmed);
}
void RAtlasMergingDialog::update_tile_set(Ref<RTileSet> p_tile_set) {
ERR_FAIL_COND(!p_tile_set.is_valid());
tile_set = p_tile_set;
atlas_merging_atlases_list->clear();
for (int i = 0; i < p_tile_set->get_source_count(); i++) {
int source_id = p_tile_set->get_source_id(i);
Ref<RTileSetAtlasSource> atlas_source = p_tile_set->get_source(source_id);
if (atlas_source.is_valid()) {
Ref<Texture> texture = atlas_source->get_texture();
if (texture.is_valid()) {
String item_text = vformat("%s (id:%d)", texture->get_path().get_file(), source_id);
atlas_merging_atlases_list->add_item(item_text, texture);
atlas_merging_atlases_list->set_item_metadata(atlas_merging_atlases_list->get_item_count() - 1, source_id);
}
}
}
get_ok()->set_disabled(true);
merge_button->set_disabled(true);
commited_actions_count = 0;
}
RAtlasMergingDialog::RAtlasMergingDialog() {
// Atlas merging window.
set_title(TTR("Atlas Merging"));
set_hide_on_ok(false);
// Ok buttons
get_ok()->set_text(TTR("Merge (Keep original Atlases)"));
get_ok()->set_disabled(true);
merge_button = add_button(TTR("Merge"), true, "merge");
merge_button->set_disabled(true);
HSplitContainer *atlas_merging_h_split_container = memnew(HSplitContainer);
atlas_merging_h_split_container->set_h_size_flags(Control::SIZE_EXPAND_FILL);
atlas_merging_h_split_container->set_v_size_flags(Control::SIZE_EXPAND_FILL);
add_child(atlas_merging_h_split_container);
// Atlas sources item list.
atlas_merging_atlases_list = memnew(ItemList);
atlas_merging_atlases_list->set_fixed_icon_size(Size2i(60, 60) * EDSCALE);
atlas_merging_atlases_list->set_h_size_flags(Control::SIZE_EXPAND_FILL);
atlas_merging_atlases_list->set_v_size_flags(Control::SIZE_EXPAND_FILL);
//atlas_merging_atlases_list->set_texture_filter(CanvasItem::TEXTURE_FILTER_NEAREST);
atlas_merging_atlases_list->set_custom_minimum_size(Size2(100, 200));
atlas_merging_atlases_list->set_select_mode(ItemList::SELECT_MULTI);
atlas_merging_atlases_list->connect("multi_selected", this, "_update_texture");
atlas_merging_h_split_container->add_child(atlas_merging_atlases_list);
VBoxContainer *atlas_merging_right_panel = memnew(VBoxContainer);
atlas_merging_right_panel->set_h_size_flags(Control::SIZE_EXPAND_FILL);
atlas_merging_h_split_container->add_child(atlas_merging_right_panel);
// Settings.
Label *settings_label = memnew(Label);
settings_label->set_text(TTR("Settings:"));
atlas_merging_right_panel->add_child(settings_label);
columns_editor_property = memnew(EditorPropertyInteger);
columns_editor_property->set_label(TTR("Next Line After Column"));
columns_editor_property->set_object_and_property(this, "next_line_after_column");
columns_editor_property->update_property();
columns_editor_property->connect("property_changed", this, "_property_changed");
atlas_merging_right_panel->add_child(columns_editor_property);
// Preview.
Label *preview_label = memnew(Label);
preview_label->set_text(TTR("Preview:"));
atlas_merging_right_panel->add_child(preview_label);
preview = memnew(TextureRect);
preview->set_h_size_flags(Control::SIZE_EXPAND_FILL);
preview->set_v_size_flags(Control::SIZE_EXPAND_FILL);
preview->set_expand(true);
preview->hide();
preview->set_stretch_mode(TextureRect::STRETCH_KEEP_ASPECT_CENTERED);
atlas_merging_right_panel->add_child(preview);
select_2_atlases_label = memnew(Label);
select_2_atlases_label->set_h_size_flags(Control::SIZE_EXPAND_FILL);
select_2_atlases_label->set_v_size_flags(Control::SIZE_EXPAND_FILL);
select_2_atlases_label->set_align(Label::ALIGN_CENTER);
select_2_atlases_label->set_valign(Label::VALIGN_CENTER);
select_2_atlases_label->set_text(TTR("Please select two atlases or more."));
atlas_merging_right_panel->add_child(select_2_atlases_label);
// The file dialog to choose the texture path.
editor_file_dialog = memnew(EditorFileDialog);
editor_file_dialog->set_mode(EditorFileDialog::MODE_SAVE_FILE);
editor_file_dialog->add_filter("*.png");
editor_file_dialog->connect("file_selected", this, "_merge_confirmed");
add_child(editor_file_dialog);
}