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075f28b7c8
d_netcmd.c filesrch.c m_menu.c p_setup.c p_spec.c r_data.c r_main.c r_things.c w_wad.c w_wad.h
144 lines
5.1 KiB
C
144 lines
5.1 KiB
C
// SONIC ROBO BLAST 2
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//-----------------------------------------------------------------------------
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// Copyright (C) 1993-1996 by id Software, Inc.
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// Copyright (C) 1998-2000 by DooM Legacy Team.
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// Copyright (C) 1999-2018 by Sonic Team Junior.
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//
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// This program is free software distributed under the
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// terms of the GNU General Public License, version 2.
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// See the 'LICENSE' file for more details.
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//-----------------------------------------------------------------------------
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/// \file z_zone.h
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/// \brief Zone Memory Allocation, perhaps NeXT ObjectiveC inspired
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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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#include "doomtype.h"
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#ifdef __GNUC__ // __attribute__ ((X))
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#if (__GNUC__ > 4) || (__GNUC__ == 4 && (__GNUC_MINOR__ >= 3 || (__GNUC_MINOR__ == 2 && __GNUC_PATCHLEVEL__ >= 5)))
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#define FUNCALLOC(X) __attribute__((alloc_size(X)))
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#endif // odd, it is documented in GCC 4.3.0 but it exists in 4.2.4, at least
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#endif
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#ifndef FUNCALLOC
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#define FUNCALLOC(x)
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#endif
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//#define ZDEBUG
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//
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// Purge tags
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//
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// Now they are an enum! -- Monster Iestyn 15/02/18
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//
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enum
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{
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// Tags < PU_LEVEL are not purged until freed explicitly.
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PU_STATIC = 1, // static entire execution time
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PU_LUA = 2, // static entire execution time -- used by lua so it doesn't get caught in loops forever
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PU_SOUND = 11, // static while playing
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PU_MUSIC = 12, // static while playing
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PU_HUDGFX = 13, // static until WAD added
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PU_HWRPATCHINFO = 21, // Hardware GLPatch_t struct for OpenGL texture cache
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PU_HWRPATCHCOLMIPMAP = 22, // Hardware GLMipmap_t struct colormap variation of patch
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PU_HWRCACHE = 48, // static until unlocked
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PU_CACHE = 49, // static until unlocked
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// Tags s.t. PU_LEVEL <= tag < PU_PURGELEVEL are purged at level start
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PU_LEVEL = 50, // static until level exited
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PU_LEVSPEC = 51, // a special thinker in a level
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PU_HWRPLANE = 52, // if ZPLANALLOC is enabled in hw_bsp.c, this is used to alloc polygons for OpenGL
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// Tags >= PU_PURGELEVEL are purgable whenever needed
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PU_PURGELEVEL = 100, // Note: this is never actually used as a tag
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PU_CACHE_UNLOCKED = 101, // Note: unused
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PU_HWRCACHE_UNLOCKED = 102, // 'unlocked' PU_HWRCACHE memory:
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// 'second-level' cache for graphics
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// stored in hardware format and downloaded as needed
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PU_HWRPATCHINFO_UNLOCKED = 103, // 'unlocked' PU_HWRPATCHINFO memory
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};
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//
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// Zone memory initialisation
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//
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void Z_Init(void);
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//
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// Zone memory allocation
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//
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// enable ZDEBUG to get the file + line the functions were called from
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// for ZZ_Alloc, see doomdef.h
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//
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// Z_Free and alloc with alignment
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#ifdef ZDEBUG
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#define Z_Free(p) Z_Free2(p, __FILE__, __LINE__)
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#define Z_MallocAlign(s,t,u,a) Z_Malloc2(s, t, u, a, __FILE__, __LINE__)
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#define Z_CallocAlign(s,t,u,a) Z_Calloc2(s, t, u, a, __FILE__, __LINE__)
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#define Z_ReallocAlign(p,s,t,u,a) Z_Realloc2(p,s, t, u, a, __FILE__, __LINE__)
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void Z_Free2(void *ptr, const char *file, INT32 line);
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void *Z_Malloc2(size_t size, INT32 tag, void *user, INT32 alignbits, const char *file, INT32 line) FUNCALLOC(1);
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void *Z_Calloc2(size_t size, INT32 tag, void *user, INT32 alignbits, const char *file, INT32 line) FUNCALLOC(1);
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void *Z_Realloc2(void *ptr, size_t size, INT32 tag, void *user, INT32 alignbits, const char *file, INT32 line) FUNCALLOC(2);
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#else
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void Z_Free(void *ptr);
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void *Z_MallocAlign(size_t size, INT32 tag, void *user, INT32 alignbits) FUNCALLOC(1);
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void *Z_CallocAlign(size_t size, INT32 tag, void *user, INT32 alignbits) FUNCALLOC(1);
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void *Z_ReallocAlign(void *ptr, size_t size, INT32 tag, void *user, INT32 alignbits) FUNCALLOC(2);
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#endif
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// Alloc with no alignment
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#define Z_Malloc(s,t,u) Z_MallocAlign(s, t, u, 0)
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#define Z_Calloc(s,t,u) Z_CallocAlign(s, t, u, 0)
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#define Z_Realloc(p,s,t,u) Z_ReallocAlign(p, s, t, u, 0)
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// Free all memory by tag
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// these don't give line numbers for ZDEBUG currently though
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// (perhaps this should be changed in future?)
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#define Z_FreeTag(tagnum) Z_FreeTags(tagnum, tagnum)
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void Z_FreeTags(INT32 lowtag, INT32 hightag);
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//
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// Utility functions
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//
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void Z_CheckMemCleanup(void);
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void Z_CheckHeap(INT32 i);
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//
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// Zone memory modification
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//
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// enable PARANOIA to get the file + line the functions were called from
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//
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#ifdef PARANOIA
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#define Z_ChangeTag(p,t) Z_ChangeTag2(p, t, __FILE__, __LINE__)
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#define Z_SetUser(p,u) Z_SetUser2(p, u, __FILE__, __LINE__)
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void Z_ChangeTag2(void *ptr, INT32 tag, const char *file, INT32 line);
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void Z_SetUser2(void *ptr, void **newuser, const char *file, INT32 line);
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#else
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void Z_ChangeTag(void *ptr, INT32 tag);
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void Z_SetUser(void *ptr, void **newuser);
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#endif
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//
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// Zone memory usage
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//
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// Note: These give the memory used in bytes,
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// shift down by 10 to convert to KB
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//
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#define Z_TagUsage(tagnum) Z_TagsUsage(tagnum, tagnum)
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size_t Z_TagsUsage(INT32 lowtag, INT32 hightag);
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#define Z_TotalUsage() Z_TagsUsage(0, INT32_MAX)
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//
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// Miscellaneous functions
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//
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char *Z_StrDup(const char *in);
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#define Z_Unlock(p) (void)p // TODO: remove this now that NDS code has been removed
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#endif
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