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https://github.com/ZDoom/Raze.git
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257 lines
7.8 KiB
C
257 lines
7.8 KiB
C
//-------------------------------------------------------------------------
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/*
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Copyright (C) 1996, 2003 - 3D Realms Entertainment
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Copyright (C) 2000, 2003 - Matt Saettler (EDuke Enhancements)
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Copyright (C) 2004, 2007 - EDuke32 developers
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This file is part of EDuke32
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EDuke32 is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License version 2
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as published by the Free Software Foundation.
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This program 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.
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See the 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 this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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//-------------------------------------------------------------------------
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#ifndef _m32script_h_
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#define _m32script_h_
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#include "compat.h"
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#include "baselayer.h"
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#include "build.h"
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#include "editor.h"
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#define MAXQUOTES 2048
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#define MAXQUOTELEN 128
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typedef int32_t instype;
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typedef int32_t ofstype;
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extern char *apStrings[MAXQUOTES+1], *apXStrings[MAXQUOTES+1];
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extern int32_t g_numQuoteRedefinitions;
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extern int32_t VM_Execute(int32_t once);
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extern void VM_OnEvent(register int32_t iEventID, register int32_t iActor);
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extern void VM_ScriptInfo(void);
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extern void VM_Disasm(ofstype beg, int32_t size);
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extern int32_t Gv_NewVar(const char *pszLabel, intptr_t lValue, uint32_t dwFlags);
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extern int32_t Gv_NewArray(const char *pszLabel, void *arrayptr, int32_t asize, uint32_t dwFlags);
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extern void Gv_Init(void);
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extern int32_t __fastcall Gv_GetVarX(register int32_t id);
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extern void __fastcall Gv_SetVarX(register int32_t id, register int32_t lValue);
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extern int32_t __fastcall Gv_GetVarN(register int32_t id); // 'N' for "no side-effects"... vars and locals only!
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extern void SetGamePalette(int32_t);
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extern int32_t *constants, constants_allocsize;
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extern int32_t g_numSavedConstants;
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extern instype *apScript ,*insptr;
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extern int32_t *labelval;
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extern uint8_t *labeltype;
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extern int32_t g_numLabels, g_numDefaultLabels;
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extern int32_t g_scriptSize;
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extern char *label;
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//extern int32_t label_allocsize;
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extern hashtable_t h_labels;
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#define MAXLABELLEN 32
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//extern uint8_t waterpal[768],slimepal[768],titlepal[768],drealms[768],endingpal[768],animpal[768];
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//extern char currentboardfilename[BMAVM_PATH];
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enum GameEvent_t {
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EVENT_ENTER3DMODE,
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EVENT_ANALYZESPRITES,
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EVENT_INSERTSPRITE2D,
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EVENT_INSERTSPRITE3D,
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EVENT_DRAW2DSCREEN,
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EVENT_DRAW3DSCREEN,
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EVENT_KEYS2D,
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EVENT_KEYS3D,
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EVENT_PREKEYS2D,
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EVENT_PREKEYS3D,
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EVENT_LINKTAGS,
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EVENT_KEYPRESS,
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EVENT_PREDRAW3DSCREEN,
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EVENT_LOADMAP,
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EVENT_SAVEMAP,
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EVENT_PRELOADMAP,
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EVENT_PRESAVEMAP,
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EVENT_PREDRAW2DSCREEN,
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MAXEVENTS
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};
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extern ofstype aEventOffsets[MAXEVENTS];
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extern int32_t aEventSizes[MAXEVENTS];
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extern uint8_t aEventEnabled[MAXEVENTS];
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extern uint16_t aEventNumLocals[MAXEVENTS];
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enum GamevarFlags_t {
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MAXGAMEVARS = 1024, // must be a power of two between 256 and 4096, inclusive
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LOG2MAXGV = 10,
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MAXVARLABEL = MAXLABELLEN, //26,
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GAMEVAR_PERBLOCK = 0x00000001, // per-block (state, event, or top-level) variable
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GAMEVAR_USER_MASK = GAMEVAR_PERBLOCK,
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GAMEVAR_RESET = 0x00000008, // marks var for to default
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GAMEVAR_SYSTEM = 0x00000800, // cannot change mode flags...(only default value)
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GAMEVAR_READONLY = 0x00001000, // values are read-only (no setvar allowed)
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GAMEVAR_INTPTR = 0x00002000, // plValues is a pointer to an int32_t
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GAMEVAR_FLOATPTR = 0x00004000, // plValues is a pointer to a float
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GAMEVAR_SHORTPTR = 0x00008000, // plValues is a pointer to a short
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GAMEVAR_CHARPTR = 0x00010000, // plValues is a pointer to a char
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GAMEVAR_PTR_MASK = GAMEVAR_INTPTR|GAMEVAR_FLOATPTR|GAMEVAR_SHORTPTR|GAMEVAR_CHARPTR,
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GAMEVAR_SPECIAL = 0x00040000, // flag for structure member shortcut vars
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};
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enum GamearrayFlags_t {
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MAXGAMEARRAYS = (MAXGAMEVARS>>2), // must be strictly smaller than MAXGAMEVARS
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MAXARRAYLABEL = MAXVARLABEL,
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GAMEARRAY_READONLY = 0x00001000,
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GAMEARRAY_WARN = 0x00002000,
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GAMEARRAY_NORMAL = 0x00004000,
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GAMEARRAY_OFCHAR = 0x00000001,
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GAMEARRAY_OFSHORT = 0x00000002,
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GAMEARRAY_OFINT = 0x00000004,
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GAMEARRAY_TYPE_MASK = GAMEARRAY_OFCHAR|GAMEARRAY_OFSHORT|GAMEARRAY_OFINT,
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GAMEARRAY_RESET = 0x00000008,
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GAMEARRAY_VARSIZE = 0x00000020,
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GAMEARRAY_STRIDE2 = 0x00000040,
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};
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typedef struct {
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union {
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intptr_t lValue; // pointer when (dwFlags & GAMEVAR_*PTR)
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int32_t *plValues; // array of values when (dwFlags & GAMEVAR_PERBLOCK)
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} val;
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intptr_t lDefault;
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char *szLabel;
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uint32_t dwFlags;
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} gamevar_t;
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typedef struct {
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char *szLabel;
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void *vals; // array of values, type determined by (dwFlags & GAMEARRAY_TYPEMASK)
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uint32_t dwFlags;
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int32_t size; // id to size gamevar when (dwFlags & GAMEARRAY_VARSIZE)
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} gamearray_t;
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extern gamevar_t aGameVars[MAXGAMEVARS];
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extern gamearray_t aGameArrays[MAXGAMEARRAYS];
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extern int32_t g_gameVarCount, g_systemVarCount;
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extern int32_t g_gameArrayCount, g_systemArrayCount;
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extern uint32_t m32_drawlinepat;
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extern int32_t g_iReturnVar;
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extern int32_t g_doScreenShot;
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extern int32_t m32_sortvar1, m32_sortvar2;
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//extern int32_t g_scriptDebug;
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extern int32_t g_numQuoteRedefinitions;
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extern hashtable_t h_gamevars;
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extern hashtable_t h_arrays;
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//extern hashtable_t h_keywords;
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extern hashtable_t h_gamefuncs;
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extern int32_t mousxplc;
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extern int32_t mousyplc;
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// gamevar bytecode format:
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// FEDC|BA98|7654|3210|FEDC|BA98|7654|3120
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// | .. .... .... gamevar ID
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// | . constant bit (checked first) / get-payload-var bit for array or struct
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// | . negate bit
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// | . array bit \___\ if both set:
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// | . struct bit / / local var
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// .... .... .... ....| optional payload
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#define M32_FLAG_CONSTANT (MAXGAMEVARS)
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#define M32_FLAG_NEGATE (MAXGAMEVARS<<1)
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#define M32_FLAG_VAR (0)
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#define M32_FLAG_ARRAY (MAXGAMEVARS<<2)
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#define M32_FLAG_STRUCT (MAXGAMEVARS<<3)
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#define M32_FLAG_LOCAL (M32_FLAG_ARRAY|M32_FLAG_STRUCT)
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#define M32_VARTYPE_MASK (M32_FLAG_ARRAY|M32_FLAG_STRUCT)
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#define M32_FLAG_CONSTANTINDEX M32_FLAG_CONSTANT
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// if set, fetch index for array or struct array from 16 high bits as a constant (otherwise: gamevar)
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#define M32_BITS_MASK (0x0000ffff-(MAXGAMEVARS-1))
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// IDs of special vars
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#define M32_SPRITE_VAR_ID 0
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#define M32_SECTOR_VAR_ID 1
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#define M32_WALL_VAR_ID 2
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#define M32_TSPRITE_VAR_ID 3
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#define M32_LIGHT_VAR_ID 4
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#define M32_THISACTOR_VAR_ID 5
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#define M32_RETURN_VAR_ID 6
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#define M32_LOTAG_VAR_ID 7
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#define M32_HITAG_VAR_ID 8
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#define M32_TEXTURE_VAR_ID 9
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#define M32_DOSCRSHOT_VAR_ID 10
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#define M32_LOCAL_ARRAY_ID 0
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#define M32_PRINTERROR(Text, ...) OSD_Printf(OSD_ERROR "Line %d, %s: " Text "\n", g_errorLineNum, keyw[g_tw], ## __VA_ARGS__)
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#define M32_ERROR(Text, ...) do { M32_PRINTERROR(Text, ## __VA_ARGS__); vm.flags |= VMFLAG_ERROR; } while (0)
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// how local gamevars are allocated:
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// uncomment if variable-length arrays are available
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//#define M32_LOCALS_VARARRAY
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// if neither is there, use a constant number of them
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#define M32_LOCALS_FIXEDNUM 64
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#if defined M32_LOCALS_VARARRAY
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# define M32_MAX_LOCALS MAXGAMEVARS
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#else
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# define M32_MAX_LOCALS M32_LOCALS_FIXEDNUM
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#endif
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static inline int32_t Gv_GetArraySize(int32_t id)
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{
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if (aGameArrays[id].dwFlags & GAMEARRAY_VARSIZE)
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return Gv_GetVarN(aGameArrays[id].size);
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return aGameArrays[id].size;
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}
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#endif
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