initial commit, 4.5 stable

editor/import/resource_importer_bitmask.cpp

@@ -0,0 +1,107 @@
+/**************************************************************************/
+/*  resource_importer_bitmask.cpp                                         */
+/**************************************************************************/
+/*                         This file is part of:                          */
+/*                             GODOT ENGINE                               */
+/*                        https://godotengine.org                         */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
+/*                                                                        */
+/* 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   */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,   */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE      */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                 */
+/**************************************************************************/
+
+#include "resource_importer_bitmask.h"
+
+#include "core/io/image.h"
+#include "core/io/image_loader.h"
+#include "core/io/resource_saver.h"
+#include "scene/resources/bit_map.h"
+
+String ResourceImporterBitMap::get_importer_name() const {
+	return "bitmap";
+}
+
+String ResourceImporterBitMap::get_visible_name() const {
+	return "BitMap";
+}
+
+void ResourceImporterBitMap::get_recognized_extensions(List<String> *p_extensions) const {
+	ImageLoader::get_recognized_extensions(p_extensions);
+}
+
+String ResourceImporterBitMap::get_save_extension() const {
+	return "res";
+}
+
+String ResourceImporterBitMap::get_resource_type() const {
+	return "BitMap";
+}
+
+bool ResourceImporterBitMap::get_option_visibility(const String &p_path, const String &p_option, const HashMap<StringName, Variant> &p_options) const {
+	return true;
+}
+
+int ResourceImporterBitMap::get_preset_count() const {
+	return 0;
+}
+
+String ResourceImporterBitMap::get_preset_name(int p_idx) const {
+	return String();
+}
+
+void ResourceImporterBitMap::get_import_options(const String &p_path, List<ImportOption> *r_options, int p_preset) const {
+	r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "create_from", PROPERTY_HINT_ENUM, "Black & White,Alpha"), 0));
+	r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "threshold", PROPERTY_HINT_RANGE, "0,1,0.01"), 0.5));
+}
+
+Error ResourceImporterBitMap::import(ResourceUID::ID p_source_id, const String &p_source_file, const String &p_save_path, const HashMap<StringName, Variant> &p_options, List<String> *r_platform_variants, List<String> *r_gen_files, Variant *r_metadata) {
+	int create_from = p_options["create_from"];
+	float threshold = p_options["threshold"];
+	Ref<Image> image;
+	image.instantiate();
+	Error err = ImageLoader::load_image(p_source_file, image);
+	if (err != OK) {
+		return err;
+	}
+
+	int w = image->get_width();
+	int h = image->get_height();
+
+	Ref<BitMap> bitmap;
+	bitmap.instantiate();
+	bitmap->create(Size2(w, h));
+
+	for (int i = 0; i < h; i++) {
+		for (int j = 0; j < w; j++) {
+			bool bit;
+			Color c = image->get_pixel(j, i);
+			if (create_from == 0) { //b&W
+				bit = c.get_v() > threshold;
+			} else {
+				bit = c.a > threshold;
+			}
+
+			bitmap->set_bit(j, i, bit);
+		}
+	}
+
+	return ResourceSaver::save(bitmap, p_save_path + ".res");
+}