mirror of
https://github.com/id-Software/DOOM-3-BFG.git
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113 lines
3.9 KiB
C++
113 lines
3.9 KiB
C++
/*
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===========================================================================
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Doom 3 BFG Edition GPL Source Code
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Copyright (C) 1993-2012 id Software LLC, a ZeniMax Media company.
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This file is part of the Doom 3 BFG Edition GPL Source Code ("Doom 3 BFG Edition Source Code").
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Doom 3 BFG Edition Source Code is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Doom 3 BFG Edition Source Code is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Doom 3 BFG Edition Source Code. If not, see <http://www.gnu.org/licenses/>.
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In addition, the Doom 3 BFG Edition Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 BFG Edition Source Code. If not, please request a copy in writing from id Software at the address below.
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If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
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===========================================================================
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*/
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#ifndef __Z_ZONE__
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#define __Z_ZONE__
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#include <stdio.h>
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//
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// ZONE MEMORY
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// PU - purge tags.
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// Tags < 100 are not overwritten until freed.
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#define PU_STATIC 1 // static entire execution time
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#define PU_SOUND 2 // static while playing
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#define PU_MUSIC 3 // static while playing
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#define PU_LEVEL 50 // static until level exited
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#define PU_LEVSPEC 51 // a special thinker in a level
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// Tags >= 100 are purgable whenever needed.
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#define PU_PURGELEVEL 100
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#define PU_CACHE 101
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/*
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#define PU_STATIC_SHARED 4 // static entire execution time
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#define PU_SOUND_SHARED 5 // static while playing
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#define PU_MUSIC_SHARED 6 // static while playing
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#define PU_LEVEL_SHARED 52 // static until level exited
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#define PU_LEVSPEC_SHARED 53 // a special thinker in a level
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#define PU_CACHE_SHARED 102
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*/
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#define PU_STATIC_SHARED PU_STATIC // static entire execution time
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#define PU_SOUND_SHARED PU_SOUND // static while playing
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#define PU_MUSIC_SHARED PU_MUSIC // static while playing
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#define PU_LEVEL_SHARED PU_LEVEL // static until level exited
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#define PU_LEVSPEC_SHARED PU_LEVSPEC // a special thinker in a level
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#define PU_CACHE_SHARED PU_CACHE
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bool Z_IsStatic( int tag );
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void Z_Init (void);
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void* Z_Malloc (int size, int tag, void *ptr);
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void Z_Free (void *ptr);
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void Z_FreeTag(int lowtag );
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void Z_FreeTags(int lowtag, int hightag );
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void Z_DumpHeap (int lowtag, int hightag);
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void Z_FileDumpHeap (FILE *f);
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void Z_CheckHeap (void);
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void Z_ChangeTag2 (void **ptr, int tag);
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int Z_FreeMemory (void);
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//bool MallocForLump( int lump, size_t size, void **ptr, int tag );
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template< class _type_ >
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bool MallocForLump( int lump, size_t size, _type_ * & ptr, int tag ) {
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ptr = static_cast< _type_ * >( Z_Malloc( size, tag, 0 ) );
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return true;
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}
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typedef struct memblock_s
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{
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int size; // including the header and possibly tiny fragments
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void** user; // NULL if a free block
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int tag; // purgelevel
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int id; // should be ZONEID
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struct memblock_s* next;
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struct memblock_s* prev;
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} memblock_t;
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//
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// This is used to get the local FILE:LINE info from CPP
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// prior to really call the function in question.
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//
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#define Z_ChangeTag(p,t) \
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{ \
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if (( (memblock_t *)( (byte *)(p) - sizeof(memblock_t)))->id!=0x1d4a11) \
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I_Error("Z_CT at "__FILE__":%i",__LINE__); \
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Z_ChangeTag2((void**)&p,t); \
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};
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#endif
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