Added methods to copy project icon files to Gradle project

platform/android/export/export.cpp

@@ -1443,23 +1443,81 @@ class EditorExportPlatformAndroid : public EditorExportPlatform {
 		//printf("end\n");
 	}
 
-	void _process_launcher_icons(const String &p_processing_file_name, const Ref<Image> &p_source_image, const LauncherIcon p_icon, Vector<uint8_t> &p_data) {
-		if (p_processing_file_name == p_icon.export_path) {
-			Ref<Image> working_image = p_source_image;
+	void _process_launcher_icons(const String &p_file_name, const Ref<Image> &p_source_image, int dimension, Vector<uint8_t> &p_data) {
+		Ref<Image> working_image = p_source_image;
 
-			if (p_source_image->get_width() != p_icon.dimensions || p_source_image->get_height() != p_icon.dimensions) {
-				working_image = p_source_image->duplicate();
-				working_image->resize(p_icon.dimensions, p_icon.dimensions, Image::Interpolation::INTERPOLATE_LANCZOS);
+		if (p_source_image->get_width() != dimension || p_source_image->get_height() != dimension) {
+			working_image = p_source_image->duplicate();
+			working_image->resize(dimension, dimension, Image::Interpolation::INTERPOLATE_LANCZOS);
+		}
+
+		PoolVector<uint8_t> png_buffer;
+		Error err = PNGDriverCommon::image_to_png(working_image, png_buffer);
+		if (err == OK) {
+			p_data.resize(png_buffer.size());
+			memcpy(p_data.ptrw(), png_buffer.read().ptr(), p_data.size());
+		} else {
+			String err_str = String("Failed to convert resized icon (") + p_file_name + ") to png.";
+			WARN_PRINT(err_str.utf8().get_data());
+		}
+	}
+
+	void load_icon_refs(const Ref<EditorExportPreset> &p_preset, Ref<Image> &icon, Ref<Image> &foreground, Ref<Image> &background) {
+		String project_icon_path = ProjectSettings::get_singleton()->get("application/config/icon");
+
+		icon.instance();
+		foreground.instance();
+		background.instance();
+
+		// Regular icon: user selection -> project icon -> default.
+		String path = static_cast<String>(p_preset->get(launcher_icon_option)).strip_edges();
+		if (path.empty() || ImageLoader::load_image(path, icon) != OK) {
+			ImageLoader::load_image(project_icon_path, icon);
+		}
+
+		// Adaptive foreground: user selection -> regular icon (user selection -> project icon -> default).
+		path = static_cast<String>(p_preset->get(launcher_adaptive_icon_foreground_option)).strip_edges();
+		if (path.empty() || ImageLoader::load_image(path, foreground) != OK) {
+			foreground = icon;
+		}
+
+		// Adaptive background: user selection -> default.
+		path = static_cast<String>(p_preset->get(launcher_adaptive_icon_background_option)).strip_edges();
+		if (!path.empty()) {
+			ImageLoader::load_image(path, background);
+		}
+	}
+
+	void store_image(const LauncherIcon launcher_icon, const Vector<uint8_t> &data) {
+		String img_path = launcher_icon.export_path;
+		img_path = img_path.insert(0, "res://android/build/");
+		store_file_at_path(img_path, data);
+	}
+
+	void _copy_icons_to_gradle_project(const Ref<EditorExportPreset> &p_preset, const Ref<Image> &main_image,
+			const Ref<Image> &foreground, const Ref<Image> &background) {
+		// Prepare images to be resized for the icons. If some image ends up being uninitialized,
+		// the default image from the export template will be used.
+
+		for (int i = 0; i < icon_densities_count; ++i) {
+			if (main_image.is_valid() && !main_image->empty()) {
+				Vector<uint8_t> data;
+				_process_launcher_icons(launcher_icons[i].export_path, main_image, launcher_icons[i].dimensions, data);
+				store_image(launcher_icons[i], data);
 			}
 
-			PoolVector<uint8_t> png_buffer;
-			Error err = PNGDriverCommon::image_to_png(working_image, png_buffer);
-			if (err == OK) {
-				p_data.resize(png_buffer.size());
-				memcpy(p_data.ptrw(), png_buffer.read().ptr(), p_data.size());
-			} else {
-				String err_str = String("Failed to convert resized icon (") + p_processing_file_name + ") to png.";
-				WARN_PRINT(err_str.utf8().get_data());
+			if (foreground.is_valid() && !foreground->empty()) {
+				Vector<uint8_t> data;
+				_process_launcher_icons(launcher_adaptive_icon_foregrounds[i].export_path, foreground,
+						launcher_adaptive_icon_foregrounds[i].dimensions, data);
+				store_image(launcher_adaptive_icon_foregrounds[i], data);
+			}
+
+			if (background.is_valid() && !background->empty()) {
+				Vector<uint8_t> data;
+				_process_launcher_icons(launcher_adaptive_icon_backgrounds[i].export_path, background,
+						launcher_adaptive_icon_backgrounds[i].dimensions, data);
+				store_image(launcher_adaptive_icon_backgrounds[i], data);
 			}
 		}
 	}
@@ -2366,6 +2424,12 @@ public:
 
 		bool use_custom_build = bool(p_preset->get("custom_template/use_custom_build"));
 
+		Ref<Image> main_image;
+		Ref<Image> foreground;
+		Ref<Image> background;
+
+		load_icon_refs(p_preset, main_image, foreground, background);
+
 		if (use_custom_build) {
 			//re-generate build.gradle and AndroidManifest.xml
 			{ //test that installed build version is alright
@@ -2388,6 +2452,9 @@ public:
 			if (err != OK) {
 				EditorNode::add_io_error("Unable to overwrite res://android/build/res/*.xml files with project name");
 			}
+			// Copies the project icon files into the appropriate Gradle project directory
+			_copy_icons_to_gradle_project(p_preset, main_image, foreground, background);
+
 			//build project if custom build is enabled
 			String sdk_path = EDITOR_GET("export/android/custom_build_sdk_path");
 
@@ -2520,34 +2587,7 @@ public:
 
 		Vector<String> enabled_abis = get_enabled_abis(p_preset);
 
-		String project_icon_path = ProjectSettings::get_singleton()->get("application/config/icon");
-
 		// Prepare images to be resized for the icons. If some image ends up being uninitialized, the default image from the export template will be used.
-		Ref<Image> launcher_icon_image;
-		Ref<Image> launcher_adaptive_icon_foreground_image;
-		Ref<Image> launcher_adaptive_icon_background_image;
-
-		launcher_icon_image.instance();
-		launcher_adaptive_icon_foreground_image.instance();
-		launcher_adaptive_icon_background_image.instance();
-
-		// Regular icon: user selection -> project icon -> default.
-		String path = static_cast<String>(p_preset->get(launcher_icon_option)).strip_edges();
-		if (path.empty() || ImageLoader::load_image(path, launcher_icon_image) != OK) {
-			ImageLoader::load_image(project_icon_path, launcher_icon_image);
-		}
-
-		// Adaptive foreground: user selection -> regular icon (user selection -> project icon -> default).
-		path = static_cast<String>(p_preset->get(launcher_adaptive_icon_foreground_option)).strip_edges();
-		if (path.empty() || ImageLoader::load_image(path, launcher_adaptive_icon_foreground_image) != OK) {
-			launcher_adaptive_icon_foreground_image = launcher_icon_image;
-		}
-
-		// Adaptive background: user selection -> default.
-		path = static_cast<String>(p_preset->get(launcher_adaptive_icon_background_option)).strip_edges();
-		if (!path.empty()) {
-			ImageLoader::load_image(path, launcher_adaptive_icon_background_image);
-		}
 
 		Vector<String> invalid_abis(enabled_abis);
 		while (ret == UNZ_OK) {
@@ -2575,21 +2615,26 @@ public:
 				_fix_manifest(p_preset, data, p_flags & (DEBUG_FLAG_DUMB_CLIENT | DEBUG_FLAG_REMOTE_DEBUG));
 			}
 
-			if (file == "resources.arsc") {
-				if (!use_custom_build) {
+			if (!use_custom_build) {
+				if (file == "resources.arsc") {
 					_fix_resources(p_preset, data);
 				}
-			}
-
-			for (int i = 0; i < icon_densities_count; ++i) {
-				if (launcher_icon_image.is_valid() && !launcher_icon_image->empty()) {
-					_process_launcher_icons(file, launcher_icon_image, launcher_icons[i], data);
-				}
-				if (launcher_adaptive_icon_foreground_image.is_valid() && !launcher_adaptive_icon_foreground_image->empty()) {
-					_process_launcher_icons(file, launcher_adaptive_icon_foreground_image, launcher_adaptive_icon_foregrounds[i], data);
-				}
-				if (launcher_adaptive_icon_background_image.is_valid() && !launcher_adaptive_icon_background_image->empty()) {
-					_process_launcher_icons(file, launcher_adaptive_icon_background_image, launcher_adaptive_icon_backgrounds[i], data);
+				for (int i = 0; i < icon_densities_count; ++i) {
+					if (main_image.is_valid() && !main_image->empty()) {
+						if (file == launcher_icons[i].export_path) {
+							_process_launcher_icons(file, main_image, launcher_icons[i].dimensions, data);
+						}
+					}
+					if (foreground.is_valid() && !foreground->empty()) {
+						if (file == launcher_adaptive_icon_foregrounds[i].export_path) {
+							_process_launcher_icons(file, foreground, launcher_adaptive_icon_foregrounds[i].dimensions, data);
+						}
+					}
+					if (background.is_valid() && !background->empty()) {
+						if (file == launcher_adaptive_icon_backgrounds[i].export_path) {
+							_process_launcher_icons(file, background, launcher_adaptive_icon_backgrounds[i].dimensions, data);
+						}
+					}
 				}
 			}