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/*************************************************************************/
/* compressed_translation.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 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
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