mirror of
https://github.com/Relintai/pandemonium_engine.git
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62 lines
2.9 KiB
C++
62 lines
2.9 KiB
C++
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/*************************************************************************/
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/* ref_ptr.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef REF_PTR_H
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#define REF_PTR_H
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/**
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@author Juan Linietsky <reduzio@gmail.com>
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* This class exists to workaround a limitation in C++ but keep the design OK.
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* It's basically an opaque container of a Reference reference, so Variant can use it.
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*/
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#include "core/rid.h"
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class RefPtr {
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enum {
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DATASIZE = sizeof(void *) //*4 -ref was shrunk
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};
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mutable char data[DATASIZE]; // too much probably, virtual class + pointer
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public:
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bool is_null() const;
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void operator=(const RefPtr &p_other);
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bool operator==(const RefPtr &p_other) const;
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bool operator!=(const RefPtr &p_other) const;
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RID get_rid() const;
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void unref();
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_FORCE_INLINE_ void *get_data() const { return data; }
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RefPtr(const RefPtr &p_other);
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RefPtr();
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~RefPtr();
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};
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#endif // REF_PTR_H
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