initial commit, 4.5 stable

editor/import/resource_importer_texture_settings.cpp

@@ -0,0 +1,54 @@
+/**************************************************************************/
+/*  resource_importer_texture_settings.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_texture_settings.h"
+
+#include "core/config/project_settings.h"
+#include "core/os/os.h"
+
+// ResourceImporterTextureSettings contains code used by
+// multiple texture importers and the export dialog.
+bool ResourceImporterTextureSettings::should_import_s3tc_bptc() {
+	if (GLOBAL_GET("rendering/textures/vram_compression/import_s3tc_bptc")) {
+		return true;
+	}
+	// If the project settings override is not enabled, import
+	// S3TC/BPTC only when the host operating system needs it.
+	return OS::get_singleton()->get_preferred_texture_format() == OS::PREFERRED_TEXTURE_FORMAT_S3TC_BPTC;
+}
+
+bool ResourceImporterTextureSettings::should_import_etc2_astc() {
+	if (GLOBAL_GET("rendering/textures/vram_compression/import_etc2_astc")) {
+		return true;
+	}
+	// If the project settings override is not enabled, import
+	// ETC2/ASTC only when the host operating system needs it.
+	return OS::get_singleton()->get_preferred_texture_format() == OS::PREFERRED_TEXTURE_FORMAT_ETC2_ASTC;
+}