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			94 lines
		
	
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			94 lines
		
	
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /*************************************************************************/ | ||
|  | /*  compressed_translation.h                                             */ | ||
|  | /*************************************************************************/ | ||
|  | /*                       This file is part of:                           */ | ||
|  | /*                           GODOT ENGINE                                */ | ||
|  | /*                    http://www.godotengine.org                         */ | ||
|  | /*************************************************************************/ | ||
|  | /* 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.                */ | ||
|  | /*************************************************************************/ | ||
|  | #ifndef COMPRESSED_TRANSLATION_H
 | ||
|  | #define COMPRESSED_TRANSLATION_H
 | ||
|  | 
 | ||
|  | #include "translation.h"
 | ||
|  | 
 | ||
|  | class PHashTranslation : public Translation { | ||
|  | 
 | ||
|  | 	OBJ_TYPE(PHashTranslation,Translation); | ||
|  | 
 | ||
|  | 
 | ||
|  | 	//this translation uses a sort of modified perfect hash algorithm
 | ||
|  | 	//it requieres hashing strings twice and then does a binary search,
 | ||
|  | 	//so it's slower, but at the same time it has an extreemly high chance
 | ||
|  | 	//of catching untranslated strings
 | ||
|  | 
 | ||
|  | 	//load/store friendly types
 | ||
|  | 	DVector<int> hash_table; | ||
|  | 	DVector<int> bucket_table; | ||
|  | 	DVector<uint8_t> strings; | ||
|  | 
 | ||
|  | 
 | ||
|  | 	struct Bucket { | ||
|  | 
 | ||
|  | 		int size; | ||
|  | 		uint32_t func; | ||
|  | 
 | ||
|  | 		struct Elem { | ||
|  | 
 | ||
|  | 			uint32_t key; | ||
|  | 			uint32_t str_offset; | ||
|  | 			uint32_t comp_size; | ||
|  | 			uint32_t uncomp_size; | ||
|  | 		}; | ||
|  | 
 | ||
|  | 		Elem elem[1]; | ||
|  | 	}; | ||
|  | 
 | ||
|  | 	_FORCE_INLINE_ uint32_t hash( uint32_t d, const char *p_str ) const { | ||
|  | 
 | ||
|  | 		if (d==0) | ||
|  | 			d=0x1000193; | ||
|  | 		while(*p_str) { | ||
|  | 
 | ||
|  | 			d = (d * 0x1000193) ^ uint32_t(*p_str); | ||
|  | 			p_str++; | ||
|  | 		} | ||
|  | 
 | ||
|  | 		return d; | ||
|  | 	} | ||
|  | protected: | ||
|  | 
 | ||
|  | 	bool _set(const StringName& p_name, const Variant& p_value); | ||
|  | 	bool _get(const StringName& p_name,Variant &r_ret) const; | ||
|  | 	void _get_property_list( List<PropertyInfo> *p_list) const; | ||
|  | 	static void _bind_methods(); | ||
|  | 
 | ||
|  | public: | ||
|  | 
 | ||
|  | 	virtual StringName get_message(const StringName& p_src_text) const; //overridable for other implementations
 | ||
|  | 	void generate(const Ref<Translation> &p_from); | ||
|  | 
 | ||
|  | 	PHashTranslation(); | ||
|  | }; | ||
|  | 
 | ||
|  | #endif // COMPRESSED_TRANSLATION_H
 |