raze-gles/polymer/eduke32/source/gamevars.h

140 lines
5 KiB
C

//-------------------------------------------------------------------------
/*
Copyright (C) 2010 EDuke32 developers and contributors
This file is part of EDuke32.
EDuke32 is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
//-------------------------------------------------------------------------
#ifndef __gamevars_h__
#define __gamevars_h__
#include "gamedef.h"
#define MAXGAMEVARS 2048 // must be a power of two
#define MAXVARLABEL 26
// store global game definitions
enum GamevarFlags_t {
GAMEVAR_PERPLAYER = 0x00000001, // per-player variable
GAMEVAR_PERACTOR = 0x00000002, // per-actor variable
GAMEVAR_USER_MASK = (GAMEVAR_PERPLAYER|GAMEVAR_PERACTOR),
GAMEVAR_RESET = 0x00000008, // marks var for to default
GAMEVAR_DEFAULT = 0x00000100, // allow override
GAMEVAR_SECRET = 0x00000200, // don't dump...
GAMEVAR_NODEFAULT = 0x00000400, // don't reset on actor spawn
GAMEVAR_SYSTEM = 0x00000800, // cannot change mode flags...(only default value)
GAMEVAR_READONLY = 0x00001000, // values are read-only (no setvar allowed)
GAMEVAR_INTPTR = 0x00002000, // plValues is a pointer to an int32_t
GAMEVAR_SHORTPTR = 0x00008000, // plValues is a pointer to a short
GAMEVAR_CHARPTR = 0x00010000, // plValues is a pointer to a char
GAMEVAR_PTR_MASK = (GAMEVAR_INTPTR|GAMEVAR_SHORTPTR|GAMEVAR_CHARPTR),
GAMEVAR_NORESET = 0x00020000, // var values are not reset when restoring map state
GAMEVAR_SPECIAL = 0x00040000, // flag for structure member shortcut vars
GAMEVAR_NOMULTI = 0x00080000, // don't attach to multiplayer packets
};
#define MAXGAMEARRAYS (MAXGAMEVARS>>2) // must be lower than MAXGAMEVARS
#define MAXARRAYLABEL MAXVARLABEL
enum GamearrayFlags_t {
GAMEARRAY_NORMAL = 0,
GAMEARRAY_NORESET = 0x00000001,
};
#pragma pack(push,1)
typedef struct {
union {
intptr_t lValue;
intptr_t *plValues; // array of values when 'per-player', or 'per-actor'
} val;
intptr_t lDefault;
uintptr_t dwFlags;
char *szLabel;
} gamevar_t;
typedef struct {
char *szLabel;
intptr_t *plValues; // array of values
intptr_t size;
intptr_t bReset;
} gamearray_t;
#pragma pack(pop)
#define GAR_ELTSZ (sizeof(aGameArrays[0].plValues[0]))
extern gamevar_t aGameVars[MAXGAMEVARS];
extern gamearray_t aGameArrays[MAXGAMEARRAYS];
extern int32_t g_gameVarCount;
extern int32_t g_gameArrayCount;
int32_t __fastcall Gv_GetVar(register int32_t id,register int32_t iActor,register int32_t iPlayer);
int32_t __fastcall Gv_GetVarX(register int32_t id);
int32_t Gv_GetVarByLabel(const char *szGameLabel,int32_t lDefault,int32_t iActor,int32_t iPlayer);
int32_t Gv_NewArray(const char *pszLabel,int32_t asize);
int32_t Gv_NewVar(const char *pszLabel,intptr_t lValue,uint32_t dwFlags);
int32_t Gv_ReadSave(int32_t fil,int32_t newbehav);
void __fastcall A_ResetVars(register int32_t iActor);
void __fastcall Gv_SetVar(register int32_t id,register int32_t lValue,register int32_t iActor,register int32_t iPlayer);
void __fastcall Gv_SetVarX(register int32_t id,register int32_t lValue);
void G_FreeMapState(int32_t mapnum);
void Gv_DumpValues(void);
void Gv_Init(void);
void Gv_InitWeaponPointers(void);
void Gv_RefreshPointers(void);
void Gv_RefreshPointers(void);
void Gv_ResetSystemDefaults(void);
void Gv_ResetVars(void);
void Gv_WriteSave(FILE *fil,int32_t newbehav);
#define GV_VAROP(func, operator) static inline void __fastcall func(register int32_t id, register int32_t lValue) \
{ \
switch (aGameVars[id].dwFlags & (GAMEVAR_USER_MASK|GAMEVAR_PTR_MASK)) \
{ \
default: \
aGameVars[id].val.lValue operator lValue; \
return; \
case GAMEVAR_PERPLAYER: \
if ((unsigned)vm.g_p > MAXPLAYERS-1) return; \
aGameVars[id].val.plValues[vm.g_p] operator lValue; \
return; \
case GAMEVAR_PERACTOR: \
if ((unsigned)vm.g_i > MAXSPRITES-1) return; \
aGameVars[id].val.plValues[vm.g_i] operator lValue; \
return; \
case GAMEVAR_INTPTR: \
*((int32_t *)aGameVars[id].val.lValue) operator (int32_t)lValue; \
return; \
case GAMEVAR_SHORTPTR: \
*((int16_t *)aGameVars[id].val.lValue) operator (int16_t)lValue; \
return; \
case GAMEVAR_CHARPTR: \
*((uint8_t *)aGameVars[id].val.lValue) operator (uint8_t)lValue; \
return; \
} \
}
GV_VAROP(Gv_AddVar, +=)
GV_VAROP(Gv_SubVar, -=)
GV_VAROP(Gv_MulVar, *=)
GV_VAROP(Gv_DivVar, /=)
GV_VAROP(Gv_ModVar, %=)
GV_VAROP(Gv_AndVar, &=)
GV_VAROP(Gv_XorVar, ^=)
GV_VAROP(Gv_OrVar, |=)
#endif