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handle.h
Go to the documentation of this file.
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/* Copyright (c) 2010 Wildfire Games
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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 included
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* 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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/*
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* forward declaration of Handle (reduces dependencies)
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*/
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#ifndef INCLUDED_HANDLE
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#define INCLUDED_HANDLE
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/**
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* `handle' representing a reference to a resource (sound, texture, etc.)
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*
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* 0 is the (silently ignored) invalid handle value; < 0 is an error code.
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*
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* this is 64 bits because we want tags to remain unique. (tags are a
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* counter that disambiguate several subsequent uses of the same
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* resource array slot). 32-bit handles aren't enough because the index
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* field requires at least 12 bits, thus leaving only about 512K possible
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* tag values.
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**/
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typedef
i64
Handle
;
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#endif // #ifndef INCLUDED_HANDLE
i64
int64_t i64
Definition:
types.h:35
Handle
i64 Handle
`handle' representing a reference to a resource (sound, texture, etc.)
Definition:
handle.h:41
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