/*
 * Definitions file parser for Build
 * by Jonathon Fowler (jf@jonof.id.au)
 * Remixed substantially by Ken Silverman
 * See the included license file "BUILDLIC.TXT" for license info.
 */

#include "build.h"
#include "compat.h"
#include "engine_priv.h"
#include "scriptfile.h"

#include "mdsprite.h"  // md3model_t
#include "buildtiles.h"
#include "bitmap.h"
#include "m_argv.h"
#include "gamecontrol.h"
#include "palettecontainer.h"
#include "mapinfo.h"

#if 0
// For later
{
if (sc.Compare("music"))
{
    FString id, mus;
    sc.MustGetToken('{');
    while (!sc.CheckToken('}'))
    {
        sc.MustGetToken(TK_Identifier);
        if (sc.Compare("id"))
        {
            sc.MustGetString();
            id = sc.String;
        }
        else if (sc.Compare("file"))
        {
            sc.MustGetString();
            mus = sc.String;
        }
    }

    if (!SetMusicForMap(id, mus, true))
    {
        sc.ScriptError("Map %s not found in music definition", id.GetChars());
    }

    char* tokenPtr = pScript->ltextptr;
    char* musicID = NULL;
    char* fileName = NULL;
    char* musicEnd;

    if (scriptfile_getbraces(pScript, &musicEnd))
        break;

    while (pScript->textptr < musicEnd)
    {
        switch (getatoken(pScript, soundTokens, countof(soundTokens)))
        {
        case T_ID: scriptfile_getstring(pScript, &musicID); break;
        case T_FILE: scriptfile_getstring(pScript, &fileName); break;
        }
    }

    if (!firstPass)
    {
        if (musicID == NULL)
        {
            Printf("Error: missing ID for music definition near line %s:%d\n",
                pScript->filename, scriptfile_getlinum(pScript, tokenPtr));
            break;
        }

        if (fileName == NULL || fileSystem.FileExists(fileName))
            break;

        if (S_DefineMusic(musicID, fileName) == -1)
            Printf("Error: invalid music ID on line %s:%d\n", pScript->filename, scriptfile_getlinum(pScript, tokenPtr));
    }

}
}
#endif

enum scripttoken_t
{
    T_INCLUDE = 0,
    T_DEFINE,
    T_DEFINETEXTURE,
    T_DEFINESKYBOX,
    T_DEFINETINT,
    T_DEFINEMODEL,
    T_DEFINEMODELFRAME,
    T_DEFINEMODELANIM,
    T_DEFINEMODELSKIN,
    T_SELECTMODELSKIN,
    T_DEFINEVOXEL,
    T_DEFINEVOXELTILES,
    T_MODEL,
    T_FILE,
    T_SCALE,
    T_SHADE,
    T_FRAME,
    T_SMOOTHDURATION,
    T_ANIM,
    T_SKIN,
    T_SURF,
    T_TILE,
    T_TILE0,
    T_TILE1,
    T_FRAME0,
    T_FRAME1,
    T_FPS,
    T_FLAGS,
    T_PAL,
    T_BASEPAL,
    T_DETAIL,
    T_GLOW,
    T_SPECULAR,
    T_NORMAL,
    T_PARAM,
    T_HUD,
    T_XADD,
    T_YADD,
    T_ZADD,
    T_ANGADD,
    T_FOV,
    T_FLIPPED,
    T_HIDE,
    T_NOBOB,
    T_NODEPTH,
    T_VOXEL,
    T_SKYBOX,
    T_FRONT,T_RIGHT,T_BACK,T_LEFT,T_TOP,T_BOTTOM,
    T_HIGHPALOOKUP,
    T_TINT,
    T_MAKEPALOOKUP, T_REMAPPAL, T_REMAPSELF,
    T_NOFLOORPAL, T_FLOORPAL,
    T_RED,T_GREEN,T_BLUE,
    T_TEXTURE,T_ALPHACUT,T_XSCALE,T_YSCALE,T_SPECPOWER,T_SPECFACTOR,T_NOCOMPRESS,T_NODOWNSIZE,
    T_FORCEFILTER,
    T_ARTQUALITY,
    T_ORIGSIZEX,T_ORIGSIZEY,
    T_UNDEFMODEL,T_UNDEFMODELRANGE,T_UNDEFMODELOF,T_UNDEFTEXTURE,T_UNDEFTEXTURERANGE,
    T_ALPHAHACK,T_ALPHAHACKRANGE,
    T_SPRITECOL,T_2DCOL,T_2DCOLIDXRANGE,
    T_FOGPAL,
    T_LOADGRP,
    T_DUMMYTILE,T_DUMMYTILERANGE,
    T_SETUPTILE,T_SETUPTILERANGE,
    T_UNDEFINETILE,T_UNDEFINETILERANGE,
    T_ANIMTILERANGE,
    T_CACHESIZE,
    T_IMPORTTILE,
    T_MUSIC,T_ID,T_SOUND,
    T_TILEFROMTEXTURE, T_XOFFSET, T_YOFFSET, T_TEXHITSCAN, T_NOFULLBRIGHT,
    T_ARTFILE,
    T_INCLUDEDEFAULT,
    T_ANIMSOUNDS,
    T_CUTSCENE,
    T_NOFLOORPALRANGE,
    T_TEXHITSCANRANGE,
    T_NOFULLBRIGHTRANGE,
    T_MAPINFO, T_MAPFILE, T_MAPTITLE, T_MAPMD4, T_MHKFILE,
    T_ECHO,
    T_GLOBALFLAGS,
    T_COPYTILE,
    T_GLOBALGAMEFLAGS,
    T_MULTIPSKY, T_HORIZFRAC, T_LOGNUMTILES,
    T_BASEPALETTE, T_PALOOKUP, T_BLENDTABLE,
    T_RAW, T_OFFSET, T_SHIFTLEFT, T_NOSHADES, T_COPY,
    T_NUMALPHATABS,
    T_UNDEF,
    T_UNDEFBASEPALETTERANGE, T_UNDEFPALOOKUPRANGE, T_UNDEFBLENDTABLERANGE,
    T_GLBLEND, T_FORWARD, T_REVERSE, T_BOTH, T_SRC, T_DST, T_ALPHA,
    T_ZERO, T_ONE,
    T_SRC_COLOR, T_ONE_MINUS_SRC_COLOR,
    T_SRC_ALPHA, T_ONE_MINUS_SRC_ALPHA,
    T_DST_ALPHA, T_ONE_MINUS_DST_ALPHA,
    T_DST_COLOR, T_ONE_MINUS_DST_COLOR,
    T_SHADERED, T_SHADEGREEN, T_SHADEBLUE,
    T_SHADEFACTOR,
    T_IFCRC,T_IFMATCH,T_CRC32,
    T_SIZE,
    T_NEWGAMECHOICES,
    T_RFFDEFINEID,
    T_EXTRA,
    T_ROTATE,
    T_SURFACE, T_VIEW,
};

static int32_t lastmodelid = -1, lastvoxid = -1, modelskin = -1, lastmodelskin = -1, seenframe = 0;
static char *faketilebuffer = NULL;
static int32_t faketilebuffersiz = 0;

static const char *skyfaces[6] =
{
    "front face", "right face", "back face",
    "left face", "top face", "bottom face"
};

static int32_t defsparser(scriptfile *script);

static void defsparser_include(const char *fn, const scriptfile *script, const char *cmdtokptr)
{
    scriptfile *included;

    included = scriptfile_fromfile(fn);
    if (!included)
    {
        if (!cmdtokptr)
            Printf("Warning: Failed including %s as module\n", fn);
        else
            Printf("Warning: Failed including %s on line %s:%d\n",
                       fn, script->filename,scriptfile_getlinum(script,cmdtokptr));
    }
    else
    {
        if (!cmdtokptr)
        {
            Printf("Loading module \"%s\"\n",fn);
        }

        defsparser(included);
        scriptfile_close(included);
    }
}


static int32_t check_tile_range(const char *defcmd, int32_t *tilebeg, int32_t *tileend,
                                const scriptfile *script, const char *cmdtokptr)
{
    if (*tileend < *tilebeg)
    {
        Printf("Warning: %s: backwards tile range on line %s:%d\n", defcmd,
                   script->filename, scriptfile_getlinum(script,cmdtokptr));
        std::swap(*tilebeg, *tileend);
    }

    if ((unsigned)*tilebeg >= MAXUSERTILES || (unsigned)*tileend >= MAXUSERTILES)
    {
        Printf("Error: %s: Invalid tile range on line %s:%d\n", defcmd,
                   script->filename, scriptfile_getlinum(script,cmdtokptr));
        return 1;
    }

    return 0;
}

static int32_t check_tile(const char *defcmd, int32_t tile, const scriptfile *script,
                          const char *cmdtokptr)
{
    if ((unsigned)tile >= MAXUSERTILES)
    {
        Printf("Error: %s: Invalid tile number on line %s:%d\n", defcmd,
                   script->filename, scriptfile_getlinum(script,cmdtokptr));
        return 1;
    }

    return 0;
}

#undef USE_DEF_PROGRESS
#if defined _WIN32 || defined HAVE_GTK2
# define USE_DEF_PROGRESS
#endif

static int32_t defsparser(scriptfile *script)
{
    int32_t tokn;
    char *cmdtokptr;
#ifdef USE_DEF_PROGRESS
    static uint32_t iter = 0;
#endif

    static const tokenlist basetokens[] =
    {
        { "include",         T_INCLUDE          },
        { "#include",        T_INCLUDE          },
        { "includedefault",  T_INCLUDEDEFAULT   },
        { "#includedefault", T_INCLUDEDEFAULT   },
        { "define",          T_DEFINE           },
        { "#define",         T_DEFINE           },

        // deprecated style
        { "definetexture",   T_DEFINETEXTURE    },
        { "defineskybox",    T_DEFINESKYBOX     },
        { "definetint",      T_DEFINETINT       },
        { "definemodel",     T_DEFINEMODEL      },
        { "definemodelframe",T_DEFINEMODELFRAME },
        { "definemodelanim", T_DEFINEMODELANIM  },
        { "definemodelskin", T_DEFINEMODELSKIN  },
        { "selectmodelskin", T_SELECTMODELSKIN  },
        { "definevoxel",     T_DEFINEVOXEL      },
        { "definevoxeltiles",T_DEFINEVOXELTILES },

        // new style
        { "model",           T_MODEL            },
        { "voxel",           T_VOXEL            },
        { "skybox",          T_SKYBOX           },
        { "highpalookup",    T_HIGHPALOOKUP     },
        { "tint",            T_TINT             },
        { "makepalookup",    T_MAKEPALOOKUP     },
        { "texture",         T_TEXTURE          },
        { "tile",            T_TEXTURE          },
        { "music",           T_MUSIC            },
        { "sound",           T_SOUND            },
        { "animsounds",      T_ANIMSOUNDS       },  // dummy
        { "cutscene",        T_CUTSCENE         },
        { "nofloorpalrange", T_NOFLOORPALRANGE  },
        { "texhitscanrange", T_TEXHITSCANRANGE  },
        { "nofullbrightrange", T_NOFULLBRIGHTRANGE },
        // other stuff
        { "undefmodel",      T_UNDEFMODEL       },
        { "undefmodelrange", T_UNDEFMODELRANGE  },
        { "undefmodelof",    T_UNDEFMODELOF     },
        { "undeftexture",    T_UNDEFTEXTURE     },
        { "undeftexturerange", T_UNDEFTEXTURERANGE },
        { "alphahack",	     T_ALPHAHACK 		},
        { "alphahackrange",  T_ALPHAHACKRANGE 	},
        { "spritecol",	     T_SPRITECOL 		},
        { "2dcol",	     	 T_2DCOL 			},
        { "2dcolidxrange",   T_2DCOLIDXRANGE	},
        { "fogpal",	     	 T_FOGPAL	 		},
        { "loadgrp",     	 T_LOADGRP	 		},
        { "dummytile",     	 T_DUMMYTILE		},
        { "dummytilerange",  T_DUMMYTILERANGE   },
        { "setuptile",       T_SETUPTILE        },
        { "setuptilerange",  T_SETUPTILERANGE   },
        { "undefinetile",    T_UNDEFINETILE		},
        { "undefinetilerange", T_UNDEFINETILERANGE },
        { "animtilerange",   T_ANIMTILERANGE    },
        { "cachesize",       T_CACHESIZE        },
        { "dummytilefrompic",T_IMPORTTILE       },
        { "tilefromtexture", T_TILEFROMTEXTURE  },
        { "artfile",         T_ARTFILE          },
        { "mapinfo",         T_MAPINFO          },
        { "echo",            T_ECHO             },
        { "globalflags",     T_GLOBALFLAGS      },
        { "copytile",        T_COPYTILE         },
        { "globalgameflags", T_GLOBALGAMEFLAGS  },  // dummy
        { "multipsky",       T_MULTIPSKY        },
        { "basepalette",     T_BASEPALETTE      },
        { "palookup",        T_PALOOKUP         },
        { "blendtable",      T_BLENDTABLE       },
        { "numalphatables",  T_NUMALPHATABS     },
        { "undefbasepaletterange", T_UNDEFBASEPALETTERANGE },
        { "undefpalookuprange", T_UNDEFPALOOKUPRANGE },
        { "undefblendtablerange", T_UNDEFBLENDTABLERANGE },
        { "shadefactor",     T_SHADEFACTOR      },
        { "newgamechoices",  T_NEWGAMECHOICES   },
        { "rffdefineid",     T_RFFDEFINEID      },  // dummy
    };

    while (1)
    {
#ifdef USE_DEF_PROGRESS
        if (++iter >= 50)
        {
            Printf(".");
            iter = 0;
        }
#endif
        tokn = getatoken(script,basetokens,countof(basetokens));
        cmdtokptr = script->ltextptr;
        switch (tokn)
        {
        case T_ERROR:
            Printf("Error on line %s:%d.\n", script->filename,scriptfile_getlinum(script,cmdtokptr));
            break;
        case T_EOF:
            return 0;
        case T_INCLUDE:
        {
            char *fn;
            if (!scriptfile_getstring(script,&fn))
                defsparser_include(fn, script, cmdtokptr);
            break;
        }
        case T_INCLUDEDEFAULT:
        {
            defsparser_include(G_DefaultDefFile(), script, cmdtokptr);
            break;
        }
        case T_DEFINE:
        {
            char *name;
            int32_t number;

            if (scriptfile_getstring(script,&name)) break;
            if (scriptfile_getsymbol(script,&number)) break;

            if (scriptfile_addsymbolvalue(name,number) < 0)
                Printf("Warning: Symbol %s was NOT redefined to %d on line %s:%d\n",
                           name,number,script->filename,scriptfile_getlinum(script,cmdtokptr));
            break;
        }

        // OLD (DEPRECATED) DEFINITION SYNTAX
        case T_DEFINETEXTURE:
        {
            int32_t tile,pal,fnoo;
            char *fn;

            if (scriptfile_getsymbol(script,&tile)) break;
            if (scriptfile_getsymbol(script,&pal))  break;
            if (scriptfile_getnumber(script,&fnoo)) break; //x-center
            if (scriptfile_getnumber(script,&fnoo)) break; //y-center
            if (scriptfile_getnumber(script,&fnoo)) break; //x-size
            if (scriptfile_getnumber(script,&fnoo)) break; //y-size
            if (scriptfile_getstring(script,&fn))  break;

            if (fileSystem.FileExists(fn))
                break;

            tileSetHightileReplacement(tile,pal,fn,-1.0,1.0,1.0,1.0,1.0,0);
        }
        break;
        case T_DEFINESKYBOX:
        {
            int32_t tile,pal,i;
            char *fn[6],happy=1;

            if (scriptfile_getsymbol(script,&tile)) break;
            if (scriptfile_getsymbol(script,&pal)) break;
            if (scriptfile_getsymbol(script,&i)) break; //future expansion
            for (i=0; i<6; i++)
            {
                if (scriptfile_getstring(script,&fn[i])) break; //grab the 6 faces

                if (fileSystem.FileExists(fn[i]))
                    happy = 0;
            }
            if (i < 6 || !happy) break;
			tileSetSkybox(tile, pal, (const char **)fn, 0);
        }
        break;
        case T_DEFINETINT:
        {
            int32_t pal, r,g,b,f;

            if (scriptfile_getsymbol(script,&pal)) break;
            if (scriptfile_getnumber(script,&r)) break;
            if (scriptfile_getnumber(script,&g)) break;
            if (scriptfile_getnumber(script,&b)) break;
            if (scriptfile_getnumber(script,&f)) break; //effects
            lookups.setPaletteTint(pal,r,g,b,0,0,0,f);
        }
        break;
        case T_ALPHAHACK:
        {
            int32_t tile;
            double alpha;

            if (scriptfile_getsymbol(script,&tile)) break;
            if (scriptfile_getdouble(script,&alpha)) break;
            if ((uint32_t)tile < MAXTILES)
                TileFiles.tiledata[tile].alphaThreshold = (float)alpha;
        }
        break;
        case T_ALPHAHACKRANGE:
        {
            int32_t tilenume1,tilenume2;
            double alpha;

            if (scriptfile_getsymbol(script,&tilenume1)) break;
            if (scriptfile_getsymbol(script,&tilenume2)) break;
            if (scriptfile_getdouble(script,&alpha)) break;

            if (check_tile_range("alphahackrange", &tilenume1, &tilenume2, script, cmdtokptr))
                break;

            for (int i=tilenume1; i<=tilenume2; i++)
                TileFiles.tiledata[i].alphaThreshold = (float)alpha;
        }
        break;
        case T_SPRITECOL:
        {
            int32_t tile,col,col2;

            if (scriptfile_getsymbol(script,&tile)) break;
            if (scriptfile_getnumber(script,&col)) break;
            if (scriptfile_getnumber(script,&col2)) break;
        }
        break;
        case T_2DCOL:
        {
            int32_t col,b,g,r;

            if (scriptfile_getnumber(script,&col)) break;
            if (scriptfile_getnumber(script,&r)) break;
            if (scriptfile_getnumber(script,&g)) break;
            if (scriptfile_getnumber(script,&b)) break;

            if ((unsigned)col < 256)
            {
            }
        }
        break;
        case T_2DCOLIDXRANGE:  // NOTE: takes precedence over 2dcol, see InitCustomColors()
        {
            int32_t col, idx, idxend;

            if (scriptfile_getnumber(script,&col)) break;
            if (scriptfile_getnumber(script,&idx)) break;
            if (scriptfile_getnumber(script,&idxend)) break;

        }
        break;
        case T_FOGPAL:
        {
            int32_t p,r,g,b;

            if (scriptfile_getsymbol(script,&p)) break;
            if (scriptfile_getnumber(script,&r)) break;
            if (scriptfile_getnumber(script,&g)) break;
            if (scriptfile_getnumber(script,&b)) break;

            r = clamp(r, 0, 63);
            g = clamp(g, 0, 63);
            b = clamp(b, 0, 63);

            lookups.makeTable(p, NULL, r<<2, g<<2, b<<2, 1);
        }
        break;
        case T_NOFLOORPALRANGE:
        {
            int32_t b,e,i;

            if (scriptfile_getsymbol(script,&b)) break;
            if (scriptfile_getsymbol(script,&e)) break;

            b = max(b, 1);
            e = min(e, MAXPALOOKUPS-1);

            for (i = b; i <= e; i++)
                lookups.tables[i].noFloorPal = true;
        }
        break;
        case T_LOADGRP:
        {
            char *bs;
            scriptfile_getstring(script,&bs);
#if 0
            if (!scriptfile_getstring(pScript, &fileName) && firstPass)
            {
                fileSystem.AddAdditionalFile(fileName);
            }
#endif
        }
        break;
        case T_CACHESIZE:
        {
            int32_t j;

            if (scriptfile_getnumber(script,&j)) break;
        }
        break;
        case T_SHADEFACTOR:
            //scriptfile_getnumber(script, &realmaxshade);
            //frealmaxshade = (float)realmaxshade;
            break;
        case T_ARTFILE:
        {
            char *blockend, *fn = NULL;
            int32_t tile = -1, havetile = 0;

            static const tokenlist artfiletokens[] =
            {
                { "file",            T_FILE },
                { "tile",            T_TILE },
            };

            if (scriptfile_getbraces(script,&blockend)) break;
            while (script->textptr < blockend)
            {
                int32_t token = getatoken(script,artfiletokens,countof(artfiletokens));
                switch (token)
                {
                case T_FILE:
                    scriptfile_getstring(script,&fn);
                    break;
                case T_TILE:
                    havetile = 1;
                    scriptfile_getsymbol(script,&tile);
                    break;
                default:
                    break;
                }
            }

            if (!fn)
            {
                Printf("Error: missing 'file name' for artfile definition near line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                break;
            }
			if (!check_tile("artfile", tile, script, cmdtokptr))
				TileFiles.LoadArtFile(fn, nullptr, tile);
        }
        break;
        case T_ANIMTILERANGE:
        {
            int32_t tile1, tile2, spd, type;

            if (scriptfile_getsymbol(script,&tile1)) break;
            if (scriptfile_getsymbol(script,&tile2)) break;
            if (scriptfile_getsymbol(script,&spd)) break;
            if (scriptfile_getsymbol(script,&type)) break;

            if (check_tile("animtilerange", tile1, script, cmdtokptr))
                break;
            if (check_tile("animtilerange", tile2, script, cmdtokptr))
                break;

            spd = clamp(spd, 0, 15);
            if (type&~3)
            {
                Printf("Error: animtilerange: animation type must be 0, 1, 2 or 3 on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                break;
            }

            int32_t num = tile2-tile1;
            if (type == 3 && tile1 > tile2) // PICANM_ANIMTYPE_BACK
                num = -num;

            if ((unsigned)num > 255)
            {
                Printf("Error: animtilerange: tile difference can be at most 255 on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                break;
            }

            // set anim speed
            picanm[tile1].sf &= ~PICANM_ANIMSPEED_MASK;
            picanm[tile1].sf |= spd;
            // set anim type
            picanm[tile1].sf &= ~PICANM_ANIMTYPE_MASK;
            picanm[tile1].sf |= type<<PICANM_ANIMTYPE_SHIFT;
            // set anim number
            picanm[tile1].num = num;

            break;
        }
        case T_TILEFROMTEXTURE:
        {
            char *texturetokptr = script->ltextptr, *textureend, *fn = NULL;
            int32_t tile = -1;
            int32_t alphacut = 255, flags = 0;
            int32_t havexoffset = 0, haveyoffset = 0, haveextra = 0;
            int32_t xoffset = 0, yoffset = 0;
            int32_t istexture = 0;
            int32_t tile_crc32 = 0;
            vec2_t  tile_size{};
            uint8_t have_crc32 = 0;
            uint8_t have_size = 0;
            int32_t extra = 0;
            int havesurface = 0, surface = 0, havevox = 0, vox = 0, haveview = 0, view = 0, haveshade = 0, shade = 0;

            static const tokenlist tilefromtexturetokens[] =
            {
                { "file",            T_FILE },
                { "name",            T_FILE },
                { "alphacut",        T_ALPHACUT },
                { "xoffset",         T_XOFFSET },
                { "xoff",            T_XOFFSET },
                { "yoffset",         T_YOFFSET },
                { "yoff",            T_YOFFSET },
                { "texhitscan",      T_TEXHITSCAN },
                { "nofullbright",    T_NOFULLBRIGHT },
                { "texture",         T_TEXTURE },
                { "ifcrc",           T_IFCRC },
                { "ifmatch",         T_IFMATCH },
                { "extra",           T_EXTRA },
                // Blood also defines these.
                { "surface", T_SURFACE },
                { "voxel",   T_VOXEL },
                { "view",    T_VIEW },
                { "shade",   T_SHADE },

            };

            if (scriptfile_getsymbol(script,&tile)) break;
            if (scriptfile_getbraces(script,&textureend)) break;
            while (script->textptr < textureend)
            {
                int32_t token = getatoken(script,tilefromtexturetokens,countof(tilefromtexturetokens));
                switch (token)
                {
                case T_FILE:
                    scriptfile_getstring(script,&fn);
                    break;
                case T_ALPHACUT:
                    scriptfile_getsymbol(script,&alphacut);
                    alphacut = clamp(alphacut, 0, 255);
                    break;
                case T_XOFFSET:
                    havexoffset = 1;
                    scriptfile_getsymbol(script,&xoffset);
                    xoffset = clamp(xoffset, -128, 127);
                    break;
                case T_YOFFSET:
                    haveyoffset = 1;
                    scriptfile_getsymbol(script,&yoffset);
                    yoffset = clamp(yoffset, -128, 127);
                    break;
                case T_IFCRC:
                    scriptfile_getsymbol(script, &tile_crc32);
                    have_crc32 = 1;
                    break;
                case T_IFMATCH:
                {
                    char *ifmatchend;

                    static const tokenlist ifmatchtokens[] =
                    {
                        { "crc32",           T_CRC32 },
                        { "size",            T_SIZE },
                    };

                    if (scriptfile_getbraces(script,&ifmatchend)) break;
                    while (script->textptr < ifmatchend)
                    {
                        int32_t token = getatoken(script,ifmatchtokens,countof(ifmatchtokens));
                        switch (token)
                        {
                        case T_CRC32:
                            scriptfile_getsymbol(script, &tile_crc32);
                            have_crc32 = 1;
                            break;
                        case T_SIZE:
                            scriptfile_getsymbol(script, &tile_size.x);
                            scriptfile_getsymbol(script, &tile_size.y);
                            have_size = 1;
                            break;
                        default:
                            break;
                        }
                    }
                    break;
                }
                case T_TEXHITSCAN:
                    flags |= PICANM_TEXHITSCAN_BIT;
                    break;
                case T_NOFULLBRIGHT:
                    flags |= PICANM_NOFULLBRIGHT_BIT;
                    break;
                case T_TEXTURE:
                    istexture = 1;
                    break;
                case T_EXTRA:
                    haveextra = 1;
                    scriptfile_getsymbol(script, &extra);
                    break;
                case T_SURFACE:
                    havesurface = 1;
                    scriptfile_getsymbol(script, &surface);
                    break;
                case T_VOXEL:
                    havevox = 1;
                    scriptfile_getsymbol(script, &vox);
                    break;
                case T_VIEW:
                    haveview = 1;
                    scriptfile_getsymbol(script, &view);
                    break;
                case T_SHADE:
                    haveshade = 1;
                    scriptfile_getsymbol(script, &shade);
                    break;

                default:
                    break;
                }
            }

            if ((unsigned)tile >= MAXUSERTILES)
            {
                Printf("Error: missing or invalid 'tile number' for texture definition near line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,texturetokptr));
                break;
            }

            if (have_crc32)
            {
                int32_t const orig_crc32 = tileGetCRC32(tile);
                if (orig_crc32 != tile_crc32)
                {
                     Printf("CRC32 of tile %d doesn't match! CRC32: %d, Expected: %d\n", tile, orig_crc32, tile_crc32);
                    break;
                }
            }

            if (have_size)
            {
                vec2_16_t const orig_size = tilesiz[tile];
                if (orig_size.x != tile_size.x && orig_size.y != tile_size.y)
                {
                    // Printf("Size of tile %d doesn't match! Size: (%d, %d), Expected: (%d, %d)\n", tile, orig_size.x, orig_size.y, tile_size.x, tile_size.y);
                    break;
                }
            }
            // fixme - forward to the game code. These are Blood specific.
            if (havesurface)
                ;// gi->SetSurfType(tile, surface);
            if (havevox)
                ;// gi->SetVoxel(tile, vox);
            if (haveshade)
                ;// gi->SetShade(tile, shade);
            if (haveview)
                picanm[tile].extra = view & 7;

            if (!fn)
            {
                // tilefromtexture <tile> { texhitscan }  sets the bit but doesn't change tile data
                picanm[tile].sf |= flags;
                int xo, yo;
                if (havexoffset)
                    xo = xoffset;
                else
                    xo = tileLeftOffset(tile);
                if (haveyoffset)
                    yo = yoffset;
                else
                    yo = tileTopOffset(tile);

                auto tex = tileGetTexture(tile);
                if (tex) tex->SetOffsets(xo, yo);

                if (haveextra)
                    picanm[tile].extra = extra;

                if (flags == 0 && !havexoffset && !haveyoffset && !haveextra)
                    Printf("\nError: missing 'file name' for tilefromtexture definition near line %s:%d",
                               script->filename, scriptfile_getlinum(script,texturetokptr));
                break;
            }

            int32_t const texstatus = tileImportFromTexture(fn, tile, alphacut, istexture);
            if (texstatus == -3)
                Printf("Error: No palette loaded, in tilefromtexture definition near line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,texturetokptr));
            if (texstatus == -(3<<8))
                Printf("Error: \"%s\" has more than one tile, in tilefromtexture definition near line %s:%d\n",
                           fn, script->filename, scriptfile_getlinum(script,texturetokptr));
            if (texstatus < 0)
                break;

            picanm[tile].sf |= flags;

            int xo;
            if (havexoffset)
                xo = xoffset;
            else if (texstatus == 0)
                xo = 0;
            else
                xo = tileLeftOffset(tile);


            int yo;
            if (haveyoffset)
                yo = yoffset;
            else if (texstatus == 0)
                yo = 0;
            else
                yo = tileTopOffset(tile);

            auto tex = tileGetTexture(tile);
            if (tex) tex->SetOffsets(xo, yo);

            if (haveextra)
                picanm[tile].extra = extra;
        }
        break;
        case T_COPYTILE:
        {
            char *blockend;
            int32_t tile = -1, source;
            int32_t havetile = 0, havexoffset = 0, haveyoffset = 0;
            int32_t xoffset = -1024, yoffset = -1024;
            int32_t flags = 0;
            int32_t tsiz = 0;
			int32_t temppal = -1;
			int32_t tempsource = -1;

            static const tokenlist copytiletokens[] =
            {
                { "tile",            T_TILE },
                { "pal",             T_PAL },
                { "xoffset",         T_XOFFSET },
                { "xoff",            T_XOFFSET },
                { "yoffset",         T_YOFFSET },
                { "yoff",            T_YOFFSET },
                { "texhitscan",      T_TEXHITSCAN },
                { "nofullbright",    T_NOFULLBRIGHT },
            };

            if (scriptfile_getsymbol(script,&tile)) break;
            source = tile; // without a "tile" token, we still palettize self by default
            if (scriptfile_getbraces(script,&blockend)) break;
            while (script->textptr < blockend)
            {
                int32_t token = getatoken(script,copytiletokens,countof(copytiletokens));
                switch (token)
                {
                case T_TILE:
                {
                    scriptfile_getsymbol(script,&tempsource);

                    if (check_tile("copytile", tempsource, script, cmdtokptr))
                        break;
                    source = tempsource;

                    havetile = 1;
                    break;
                }
                case T_PAL:
                {
                    scriptfile_getsymbol(script,&temppal);

                    // palettize self case
                    if (!havetile)
                    {
                        if (check_tile("copytile", source, script, cmdtokptr))
                            break;
                        havetile = 1;
                    }

                    if ((unsigned)temppal >= MAXPALOOKUPS-RESERVEDPALS)
                    {
                        Printf("Error: copytile 'palette number' out of range (max=%d)\n",
                                   MAXPALOOKUPS-RESERVEDPALS-1);
                        break;
                    }
                    break;
                }
                case T_XOFFSET:
                    havexoffset = 1;
                    scriptfile_getsymbol(script,&xoffset); break;
                case T_YOFFSET:
                    haveyoffset = 1;
                    scriptfile_getsymbol(script,&yoffset); break;
                case T_TEXHITSCAN:
                    flags |= PICANM_TEXHITSCAN_BIT;
                    break;
                case T_NOFULLBRIGHT:
                    flags |= PICANM_NOFULLBRIGHT_BIT;
                    break;
                default:
                    break;
                }
            }

            if (check_tile("copytile", tile, script, cmdtokptr))
                break;

            if (!havetile)
            {
				// if !havetile, we have never confirmed a valid source
                if (check_tile("copytile", source, script, cmdtokptr))
                    break;
            }

			tileCopy(tile, tempsource, temppal, xoffset, yoffset, flags);
        }
        break;
        case T_IMPORTTILE:
        {
            int32_t tile;
            char *fn;

            if (scriptfile_getsymbol(script,&tile)) break;
            if (scriptfile_getstring(script,&fn))  break;

            if (check_tile("importtile", tile, script, cmdtokptr))
                break;

            int32_t const texstatus = tileImportFromTexture(fn, tile, 255, 0);
            if (texstatus == -3)
                Printf("Error: No palette loaded, in importtile definition near line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
            if (texstatus == -(3<<8))
                Printf("Error: \"%s\" has more than one tile, in importtile definition near line %s:%d\n",
                           fn, script->filename, scriptfile_getlinum(script,cmdtokptr));
            if (texstatus < 0)
                break;

			picanm[tile] = {};

            break;
        }
        case T_DUMMYTILE:
        {
            int32_t tile, xsiz, ysiz;

            if (scriptfile_getsymbol(script,&tile)) break;
            if (scriptfile_getsymbol(script,&xsiz)) break;
            if (scriptfile_getsymbol(script,&ysiz)) break;

            if (check_tile("dummytile", tile, script, cmdtokptr))
                break;

			tileSetDummy(tile, xsiz, ysiz);

            break;
        }
        case T_DUMMYTILERANGE:
        {
            int32_t tile1,tile2,xsiz,ysiz,i;

            if (scriptfile_getsymbol(script,&tile1)) break;
            if (scriptfile_getsymbol(script,&tile2)) break;
            if (scriptfile_getnumber(script,&xsiz)) break;
            if (scriptfile_getnumber(script,&ysiz)) break;

            if (check_tile_range("dummytilerange", &tile1, &tile2, script, cmdtokptr))
                break;

            if (xsiz < 0 || ysiz < 0)
                break;  // TODO: message

            for (i=tile1; i<=tile2; i++)
            {
				tileSetDummy(i, xsiz, ysiz);
            }

            break;
        }

        case T_UNDEFINETILE:
        {
            int32_t tile;

            if (scriptfile_getsymbol(script,&tile)) break;

            if (check_tile("undefinetile", tile, script, cmdtokptr))
                break;

            tileDelete(tile);

            break;
        }
        case T_UNDEFINETILERANGE:
        {
            int32_t tile1, tile2;

            if (scriptfile_getsymbol(script,&tile1)) break;
            if (scriptfile_getsymbol(script,&tile2)) break;

            if (check_tile_range("undefinetilerange", &tile1, &tile2, script, cmdtokptr))
                break;

            for (bssize_t i = tile1; i <= tile2; i++)
                tileDelete(i);

            break;
        }

        case T_DEFINEMODEL:
        {
            char *modelfn;
            double scale;
            int32_t shadeoffs;

            if (scriptfile_getstring(script,&modelfn)) break;
            if (scriptfile_getdouble(script,&scale)) break;
            if (scriptfile_getnumber(script,&shadeoffs)) break;

            lastmodelid = md_loadmodel(modelfn);
            if (lastmodelid < 0)
            {
                Printf("Warning: Failed loading MD2/MD3 model \"%s\"\n", modelfn);
                break;
            }
            md_setmisc(lastmodelid,(float)scale, shadeoffs,0.0,0.0,0);

            modelskin = lastmodelskin = 0;
            seenframe = 0;
        }
        break;
        case T_DEFINEMODELFRAME:
        {
            char *framename;
#ifdef USE_OPENGL
            char happy=1;
            int32_t tilex;
#endif
            int32_t ftilenume, ltilenume;

            if (scriptfile_getstring(script,&framename)) break;
            if (scriptfile_getsymbol(script,&ftilenume)) break; //first tile number
            if (scriptfile_getsymbol(script,&ltilenume)) break; //last tile number (inclusive)

            if (check_tile_range("definemodelframe", &ftilenume, &ltilenume, script, cmdtokptr))
                break;

            if (lastmodelid < 0)
            {
#ifdef USE_OPENGL
                Printf("Warning: Ignoring frame definition.\n");
#endif
                break;
            }
#ifdef USE_OPENGL
            for (tilex = ftilenume; tilex <= ltilenume && happy; tilex++)
            {
                switch (md_defineframe(lastmodelid, framename, tilex, max(0,modelskin), 0.0f,0))
                {
                case -1:
                    happy = 0; break; // invalid model id!?
                case -2:
                    Printf("Invalid tile number on line %s:%d\n",
                               script->filename, scriptfile_getlinum(script,cmdtokptr));
                    happy = 0;
                    break;
                case -3:
                    Printf("Invalid frame name on line %s:%d\n",
                               script->filename, scriptfile_getlinum(script,cmdtokptr));
                    happy = 0;
                    break;
                default:
                    break;
                }
            }
#endif
            seenframe = 1;
        }
        break;
        case T_DEFINEMODELANIM:
        {
            char *startframe, *endframe;
            int32_t flags;
            double dfps;

            if (scriptfile_getstring(script,&startframe)) break;
            if (scriptfile_getstring(script,&endframe)) break;
            if (scriptfile_getdouble(script,&dfps)) break; //animation frame rate
            if (scriptfile_getnumber(script,&flags)) break;

            if (lastmodelid < 0)
            {
#ifdef USE_OPENGL
                Printf("Warning: Ignoring animation definition.\n");
#endif
                break;
            }
#ifdef USE_OPENGL
            switch (md_defineanimation(lastmodelid, startframe, endframe, (int32_t)(dfps*(65536.0*.001)), flags))
            {
            case 0:
                break;
            case -1:
                break; // invalid model id!?
            case -2:
                Printf("Invalid starting frame name on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                break;
            case -3:
                Printf("Invalid ending frame name on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                break;
            case -4:
                Printf("Out of memory on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                break;
            }
#endif
        }
        break;
        case T_DEFINEMODELSKIN:
        {
            int32_t palnum;
            char *skinfn;

            if (scriptfile_getsymbol(script,&palnum)) break;
            if (scriptfile_getstring(script,&skinfn)) break; //skin filename

            // if we see a sequence of definemodelskin, then a sequence of definemodelframe,
            // and then a definemodelskin, we need to increment the skin counter.
            //
            // definemodel "mymodel.md2" 1 1
            // definemodelskin 0 "normal.png"   // skin 0
            // definemodelskin 21 "normal21.png"
            // definemodelframe "foo" 1000 1002   // these use skin 0
            // definemodelskin 0 "wounded.png"   // skin 1
            // definemodelskin 21 "wounded21.png"
            // definemodelframe "foo2" 1003 1004   // these use skin 1
            // selectmodelskin 0         // resets to skin 0
            // definemodelframe "foo3" 1005 1006   // these use skin 0
            if (seenframe) { modelskin = ++lastmodelskin; }
            seenframe = 0;

            if (fileSystem.FileExists(skinfn))
                break;

#ifdef USE_OPENGL
            switch (md_defineskin(lastmodelid, skinfn, palnum, max(0,modelskin), 0, 0.0f, 1.0f, 1.0f, 0))
            {
            case 0:
                break;
            case -1:
                break; // invalid model id!?
            case -2:
                Printf("Invalid skin filename on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                break;
            case -3:
                Printf("Invalid palette number on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                break;
            case -4:
                Printf("Out of memory on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                break;
            }
#endif
        }
        break;
        case T_SELECTMODELSKIN:
        {
            if (scriptfile_getsymbol(script,&modelskin)) break;
        }
        break;
        case T_DEFINEVOXEL:
        {
            char *fn;

            if (scriptfile_getstring(script,&fn))
                break; //voxel filename

            while (nextvoxid < MAXVOXELS && (voxreserve[nextvoxid>>3]&(1<<(nextvoxid&7))))
                nextvoxid++;

            if (nextvoxid == MAXVOXELS)
            {
                Printf("Maximum number of voxels (%d) already defined.\n", MAXVOXELS);
                break;
            }

            if (qloadkvx(nextvoxid, fn))
            {
                Printf("Failure loading voxel file \"%s\"\n",fn);
                break;
            }

            lastvoxid = nextvoxid++;
        }
        break;
        case T_DEFINEVOXELTILES:
        {
            int32_t ftilenume, ltilenume, tilex;

            if (scriptfile_getsymbol(script,&ftilenume)) break; //1st tile #
            if (scriptfile_getsymbol(script,&ltilenume)) break; //last tile #

            if (check_tile_range("definevoxeltiles", &ftilenume, &ltilenume, script, cmdtokptr))
                break;

            if (lastvoxid < 0)
            {
                Printf("Warning: Ignoring voxel tiles definition.\n");
                break;
            }

            for (tilex = ftilenume; tilex <= ltilenume; tilex++)
                tiletovox[tilex] = lastvoxid;
        }
        break;

        // NEW (ENCOURAGED) DEFINITION SYNTAX
        case T_MODEL:
        {
            char *modelend, *modelfn;
            double scale=1.0, mzadd=0.0, myoffset=0.0;
            int32_t shadeoffs=0, pal=0, flags=0;
            uint8_t usedframebitmap[(1024+7)>>3];

            int32_t model_ok = 1;

            static const tokenlist modeltokens[] =
            {
                { "scale",    T_SCALE    },
                { "shade",    T_SHADE    },
                { "zadd",     T_ZADD     },
                { "yoffset",  T_YOFFSET  },
                { "frame",    T_FRAME    },
                { "anim",     T_ANIM     },
                { "skin",     T_SKIN     },
                { "detail",   T_DETAIL   },
                { "glow",     T_GLOW     },
                { "specular", T_SPECULAR },
                { "normal",   T_NORMAL   },
                { "hud",      T_HUD      },
                { "flags",    T_FLAGS    },
            };

            memset(usedframebitmap, 0, sizeof(usedframebitmap));

            modelskin = lastmodelskin = 0;
            seenframe = 0;

            if (scriptfile_getstring(script,&modelfn)) break;
            if (scriptfile_getbraces(script,&modelend)) break;
#ifdef USE_OPENGL
            lastmodelid = md_loadmodel(modelfn);
            if (lastmodelid < 0)
            {
                Printf("Warning: Failed loading MD2/MD3 model \"%s\"\n", modelfn);
                script->textptr = modelend+1;
                break;
            }
#endif
            while (script->textptr < modelend)
            {
                int32_t token = getatoken(script,modeltokens,countof(modeltokens));
                switch (token)
                {
                    //case T_ERROR: Printf("Error on line %s:%d in model tokens\n", script->filename,script->linenum); break;
                case T_SCALE:
                    scriptfile_getdouble(script,&scale); break;
                case T_SHADE:
                    scriptfile_getnumber(script,&shadeoffs); break;
                case T_ZADD:
                    scriptfile_getdouble(script,&mzadd); break;
                case T_YOFFSET:
                    scriptfile_getdouble(script,&myoffset); break;
                case T_FLAGS:
                    scriptfile_getnumber(script,&flags); break;
                case T_FRAME:
                {
                    char *frametokptr = script->ltextptr;
                    char *frameend, *framename = 0;
#ifdef USE_OPENGL
                    char happy=1;
                    int32_t tilex = 0, framei;
#endif
                    int32_t ftilenume = -1, ltilenume = -1;
                    double smoothduration = 0.1f;

                    static const tokenlist modelframetokens[] =
                    {
                        { "pal",              T_PAL               },
                        { "frame",            T_FRAME             },
                        { "name",             T_FRAME             },
                        { "tile",             T_TILE              },
                        { "tile0",            T_TILE0             },
                        { "tile1",            T_TILE1             },
                        { "smoothduration",   T_SMOOTHDURATION    },
                    };

                    if (scriptfile_getbraces(script,&frameend)) break;
                    while (script->textptr < frameend)
                    {
                        switch (getatoken(script,modelframetokens,countof(modelframetokens)))
                        {
                        case T_PAL:
                            scriptfile_getsymbol(script,&pal); break;
                        case T_FRAME:
                            scriptfile_getstring(script,&framename); break;
                        case T_TILE:
                            scriptfile_getsymbol(script,&ftilenume); ltilenume = ftilenume; break;
                        case T_TILE0:
                            scriptfile_getsymbol(script,&ftilenume); break; //first tile number
                        case T_TILE1:
                            scriptfile_getsymbol(script,&ltilenume); break; //last tile number (inclusive)
                        case T_SMOOTHDURATION:
                            scriptfile_getdouble(script,&smoothduration); break;
                        }
                    }

                    if (check_tile_range("model: frame", &ftilenume, &ltilenume, script, frametokptr))
                    {
                        model_ok = 0;
                        break;
                    }

                    if (lastmodelid < 0)
                    {
#ifdef USE_OPENGL
                        Printf("Warning: ignoring frame definition on line %s:%d.\n",
                                   script->filename, scriptfile_getlinum(script,frametokptr));
#endif
                        break;
                    }

                    if (smoothduration > 1.0)
                    {
                        Printf("Warning: smoothduration out of range on line %s:%d.\n",
                                   script->filename, scriptfile_getlinum(script,frametokptr));
                        smoothduration = 1.0;
                    }
#ifdef USE_OPENGL
                    for (tilex = ftilenume; tilex <= ltilenume && happy; tilex++)
                    {
                        framei = md_defineframe(lastmodelid, framename, tilex, max(0,modelskin), smoothduration,pal);
                        switch (framei)
                        {
                        case -1:
                            happy = 0; break; // invalid model id!?
                        case -2:
                            Printf("Invalid tile number on line %s:%d\n",
                                       script->filename, scriptfile_getlinum(script,frametokptr));
                            happy = 0;
                            break;
                        case -3:
                            Printf("Invalid frame name on line %s:%d\n",
                                       script->filename, scriptfile_getlinum(script,frametokptr));
                            happy = 0;
                            break;
                        default:
                            if (framei >= 0 && framei<1024)
                                usedframebitmap[framei>>3] |= pow2char[framei&7];
                        }

                        model_ok &= happy;
                    }
#endif
                    seenframe = 1;
                }
                break;
                case T_ANIM:
                {
                    char *animtokptr = script->ltextptr;
                    char *animend, *startframe = 0, *endframe = 0, happy=1;
                    int32_t flags = 0;
                    double dfps = 1.0;

                    static const tokenlist modelanimtokens[] =
                    {
                        { "frame0", T_FRAME0 },
                        { "frame1", T_FRAME1 },
                        { "fps",    T_FPS    },
                        { "flags",  T_FLAGS  },
                    };

                    if (scriptfile_getbraces(script,&animend)) break;
                    while (script->textptr < animend)
                    {
                        switch (getatoken(script,modelanimtokens,countof(modelanimtokens)))
                        {
                        case T_FRAME0:
                            scriptfile_getstring(script,&startframe); break;
                        case T_FRAME1:
                            scriptfile_getstring(script,&endframe); break;
                        case T_FPS:
                            scriptfile_getdouble(script,&dfps); break; //animation frame rate
                        case T_FLAGS:
                            scriptfile_getsymbol(script,&flags); break;
                        }
                    }

                    if (!startframe) Printf("Error: missing 'start frame' for anim definition near line %s:%d\n", script->filename, scriptfile_getlinum(script,animtokptr)), happy = 0;
                    if (!endframe) Printf("Error: missing 'end frame' for anim definition near line %s:%d\n", script->filename, scriptfile_getlinum(script,animtokptr)), happy = 0;
                    model_ok &= happy;
                    if (!happy) break;

                    if (lastmodelid < 0)
                    {
                        Printf("Warning: Ignoring animation definition.\n");
                        break;
                    }
                    switch (md_defineanimation(lastmodelid, startframe, endframe, (int32_t)(dfps*(65536.0*.001)), flags))
                    {
                    case 0:
                        break;
                    case -1:
                        break; // invalid model id!?
                    case -2:
                        Printf("Invalid starting frame name on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,animtokptr));
                        model_ok = 0;
                        break;
                    case -3:
                        Printf("Invalid ending frame name on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,animtokptr));
                        model_ok = 0;
                        break;
                    case -4:
                        Printf("Out of memory on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,animtokptr));
                        model_ok = 0;
                        break;
                    }
                }
                break;
                case T_SKIN: case T_DETAIL: case T_GLOW: case T_SPECULAR: case T_NORMAL:
                {
                    char *skintokptr = script->ltextptr;
                    char *skinend, *skinfn = 0;
                    int32_t palnum = 0, surfnum = 0;
                    double param = 1.0, specpower = 1.0, specfactor = 1.0;
                    int32_t flags = 0;

                    static const tokenlist modelskintokens[] =
                    {
                        { "pal",           T_PAL        },
                        { "file",          T_FILE       },
                        { "surf",          T_SURF       },
                        { "surface",       T_SURF       },
                        { "intensity",     T_PARAM      },
                        { "scale",         T_PARAM      },
                        { "detailscale",   T_PARAM      },
                        { "specpower",     T_SPECPOWER  }, { "specularpower",  T_SPECPOWER  }, { "parallaxscale", T_SPECPOWER },
                        { "specfactor",    T_SPECFACTOR }, { "specularfactor", T_SPECFACTOR }, { "parallaxbias", T_SPECFACTOR },
                        { "nocompress",    T_NOCOMPRESS },
                        { "nodownsize",    T_NODOWNSIZE },
                        { "forcefilter",  T_FORCEFILTER },
                        { "artquality",    T_ARTQUALITY },
                    };

                    if (scriptfile_getbraces(script,&skinend)) break;
                    while (script->textptr < skinend)
                    {
                        switch (getatoken(script,modelskintokens,countof(modelskintokens)))
                        {
                        case T_PAL:
                            scriptfile_getsymbol(script,&palnum); break;
                        case T_PARAM:
                            scriptfile_getdouble(script,&param); break;
                        case T_SPECPOWER:
                            scriptfile_getdouble(script,&specpower); break;
                        case T_SPECFACTOR:
                            scriptfile_getdouble(script,&specfactor); break;
                        case T_FILE:
                            scriptfile_getstring(script,&skinfn); break; //skin filename
                        case T_SURF:
                            scriptfile_getnumber(script,&surfnum); break;
                        }
                    }

                    if (!skinfn)
                    {
                        Printf("Error: missing 'skin filename' for skin definition near line %s:%d\n", script->filename, scriptfile_getlinum(script,skintokptr));
                        model_ok = 0;
                        break;
                    }

                    if (seenframe) { modelskin = ++lastmodelskin; }
                    seenframe = 0;

                    switch (token)
                    {
                    case T_DETAIL:
                        palnum = DETAILPAL;
                        param = 1.0f / param;
                        break;
                    case T_GLOW:
                        palnum = GLOWPAL;
                        break;
                    case T_SPECULAR:
                        palnum = SPECULARPAL;
                        break;
                    case T_NORMAL:
                        palnum = NORMALPAL;
                        break;
                    }

                    if (fileSystem.FileExists(skinfn))
                        break;

#ifdef USE_OPENGL
                    switch (md_defineskin(lastmodelid, skinfn, palnum, max(0,modelskin), surfnum, param, specpower, specfactor, flags))
                    {
                    case 0:
                        break;
                    case -1:
                        break; // invalid model id!?
                    case -2:
                        Printf("Invalid skin filename on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,skintokptr));
                        model_ok = 0;
                        break;
                    case -3:
                        Printf("Invalid palette number on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,skintokptr));
                        model_ok = 0;
                        break;
                    case -4:
                        Printf("Out of memory on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,skintokptr));
                        model_ok = 0;
                        break;
                    }
#endif
                }
                break;
                case T_HUD:
                {
                    char *hudtokptr = script->ltextptr;
                    char *frameend;
#ifdef USE_OPENGL
                    char happy=1;
                    int32_t tilex = 0;
#endif
                    int32_t ftilenume = -1, ltilenume = -1, flags = 0, fov = -1, angadd = 0;
                    double xadd = 0.0, yadd = 0.0, zadd = 0.0;

                    static const tokenlist modelhudtokens[] =
                    {
                        { "tile",   T_TILE   },
                        { "tile0",  T_TILE0  },
                        { "tile1",  T_TILE1  },
                        { "xadd",   T_XADD   },
                        { "yadd",   T_YADD   },
                        { "zadd",   T_ZADD   },
                        { "angadd", T_ANGADD },
                        { "fov",    T_FOV    },
                        { "hide",   T_HIDE   },
                        { "nobob",  T_NOBOB  },
                        { "flipped",T_FLIPPED},
                        { "nodepth",T_NODEPTH},
                    };

                    if (scriptfile_getbraces(script,&frameend)) break;
                    while (script->textptr < frameend)
                    {
                        switch (getatoken(script,modelhudtokens,countof(modelhudtokens)))
                        {
                        case T_TILE:
                            scriptfile_getsymbol(script,&ftilenume); ltilenume = ftilenume; break;
                        case T_TILE0:
                            scriptfile_getsymbol(script,&ftilenume); break; //first tile number
                        case T_TILE1:
                            scriptfile_getsymbol(script,&ltilenume); break; //last tile number (inclusive)
                        case T_XADD:
                            scriptfile_getdouble(script,&xadd); break;
                        case T_YADD:
                            scriptfile_getdouble(script,&yadd); break;
                        case T_ZADD:
                            scriptfile_getdouble(script,&zadd); break;
                        case T_ANGADD:
                            scriptfile_getsymbol(script,&angadd); break;
                        case T_FOV:
                            scriptfile_getsymbol(script,&fov); break;
                        case T_HIDE:
                            flags |= HUDFLAG_HIDE; break;
                        case T_NOBOB:
                            flags |= HUDFLAG_NOBOB; break;
                        case T_FLIPPED:
                            flags |= HUDFLAG_FLIPPED; break;
                        case T_NODEPTH:
                            flags |= HUDFLAG_NODEPTH; break;
                        }
                    }

                    if (check_tile_range("hud", &ftilenume, &ltilenume, script, hudtokptr))
                    {
                        model_ok = 0;
                        break;
                    }

                    if (lastmodelid < 0)
                    {
                        Printf("Warning: Ignoring frame definition.\n");
                        break;
                    }
                    for (tilex = ftilenume; tilex <= ltilenume && happy; tilex++)
                    {
                        vec3f_t const add = { (float)xadd, (float)yadd, (float)zadd };
                        switch (md_definehud(lastmodelid, tilex, add, angadd, flags, fov))
                        {
                        case 0:
                            break;
                        case -1:
                            happy = 0; break; // invalid model id!?
                        case -2:
                            Printf("Invalid tile number on line %s:%d\n",
                                       script->filename, scriptfile_getlinum(script,hudtokptr));
                            happy = 0;
                            break;
                        case -3:
                            Printf("Invalid frame name on line %s:%d\n",
                                       script->filename, scriptfile_getlinum(script,hudtokptr));
                            happy = 0;
                            break;
                        }

                        model_ok &= happy;
                    }
                }
                break;
                }
            }

            if (!model_ok)
            {
                if (lastmodelid >= 0)
                {
                    Printf("Removing model %d due to errors.\n", lastmodelid);
                    md_undefinemodel(lastmodelid);
                    nextmodelid--;
                }
                break;
            }

            md_setmisc(lastmodelid,(float)scale,shadeoffs,(float)mzadd,(float)myoffset,flags);
            modelskin = lastmodelskin = 0;
            seenframe = 0;

        }
        break;
        case T_VOXEL:
        {
            char *voxeltokptr = script->ltextptr;
            char *fn, *modelend;
            int32_t tile0 = MAXTILES, tile1 = -1, tilex = -1;

            static const tokenlist voxeltokens[] =
            {
                { "tile",   T_TILE   },
                { "tile0",  T_TILE0  },
                { "tile1",  T_TILE1  },
                { "scale",  T_SCALE  },
                { "rotate", T_ROTATE },
            };

            if (scriptfile_getstring(script,&fn))
                break; //voxel filename

            while (nextvoxid < MAXVOXELS && (voxreserve[nextvoxid>>3]&(1<<(nextvoxid&7))))
                nextvoxid++;

            if (nextvoxid == MAXVOXELS)
            {
                Printf("Maximum number of voxels (%d) already defined.\n", MAXVOXELS);
                break;
            }

            if (qloadkvx(nextvoxid, fn))
            {
                Printf("Failure loading voxel file \"%s\"\n",fn);
                break;
            }

            lastvoxid = nextvoxid++;

            if (scriptfile_getbraces(script,&modelend)) break;
            while (script->textptr < modelend)
            {
                switch (getatoken(script, voxeltokens, countof(voxeltokens)))
                {
                    //case T_ERROR: Printf("Error on line %s:%d in voxel tokens\n", script->filename,linenum); break;
                case T_TILE:
                    scriptfile_getsymbol(script,&tilex);

                    if (check_tile("voxel", tilex, script, voxeltokptr))
                        break;

                    tiletovox[tilex] = lastvoxid;
                    break;

                case T_TILE0:
                    scriptfile_getsymbol(script,&tile0);
                    break; //1st tile #

                case T_TILE1:
                    scriptfile_getsymbol(script,&tile1);

                    if (check_tile_range("voxel", &tile0, &tile1, script, voxeltokptr))
                        break;

                    for (tilex=tile0; tilex<=tile1; tilex++)
                        tiletovox[tilex] = lastvoxid;
                    break; //last tile number (inclusive)

                case T_SCALE:
                {
                    double scale=1.0;
                    scriptfile_getdouble(script,&scale);
                    voxscale[lastvoxid] = (int32_t)(65536*scale);
#ifdef USE_OPENGL
                    if (voxmodels[lastvoxid])
                        voxmodels[lastvoxid]->scale = scale;
#endif
                    break;
                }

                case T_ROTATE:
                    voxrotate[lastvoxid>>3] |= pow2char[lastvoxid&7];
                    break;
                }
            }
            lastvoxid = -1;
        }
        break;
        case T_SKYBOX:
        {
            char *skyboxtokptr = script->ltextptr;
            char *fn[6] = {0,0,0,0,0,0};
            char *modelend;
            int32_t i, tile = -1, pal = 0, happy = 1;
			int flags = 0;

            static const tokenlist skyboxtokens[] =
            {
                { "tile"   ,T_TILE   },
                { "pal"    ,T_PAL    },
                { "ft"     ,T_FRONT  },{ "front"  ,T_FRONT  },{ "forward",T_FRONT  },
                { "rt"     ,T_RIGHT  },{ "right"  ,T_RIGHT  },
                { "bk"     ,T_BACK   },{ "back"   ,T_BACK   },
                { "lf"     ,T_LEFT   },{ "left"   ,T_LEFT   },{ "lt"     ,T_LEFT   },
                { "up"     ,T_TOP    },{ "top"    ,T_TOP    },{ "ceiling",T_TOP    },{ "ceil"   ,T_TOP    },
                { "dn"     ,T_BOTTOM },{ "bottom" ,T_BOTTOM },{ "floor"  ,T_BOTTOM },{ "down"   ,T_BOTTOM },
                { "nocompress", T_NOCOMPRESS },
                { "nodownsize", T_NODOWNSIZE },
                { "forcefilter", T_FORCEFILTER },
                { "artquality", T_ARTQUALITY },
            };

            if (scriptfile_getbraces(script,&modelend)) break;
            while (script->textptr < modelend)
            {
                switch (getatoken(script,skyboxtokens,countof(skyboxtokens)))
                {
                    //case T_ERROR: Printf("Error on line %s:%d in skybox tokens\n",script->filename,linenum); break;
                case T_TILE:
                    scriptfile_getsymbol(script,&tile); break;
                case T_PAL:
                    scriptfile_getsymbol(script,&pal); break;
                case T_FRONT:
                    scriptfile_getstring(script,&fn[0]); break;
                case T_RIGHT:
                    scriptfile_getstring(script,&fn[1]); break;
                case T_BACK:
                    scriptfile_getstring(script,&fn[2]); break;
                case T_LEFT:
                    scriptfile_getstring(script,&fn[3]); break;
                case T_TOP:
                    scriptfile_getstring(script,&fn[4]); break;
                case T_BOTTOM:
                    scriptfile_getstring(script,&fn[5]); break;

                }
            }

            if (tile < 0) Printf("Error: skybox: missing 'tile number' near line %s:%d\n", script->filename, scriptfile_getlinum(script,skyboxtokptr)), happy=0;
            for (i=0; i<6; i++)
            {
                if (!fn[i]) Printf("Error: skybox: missing '%s filename' near line %s:%d\n", skyfaces[i], script->filename, scriptfile_getlinum(script,skyboxtokptr)), happy = 0;
                // FIXME?
                if (fileSystem.FileExists(fn[i]))
                    happy = 0;
            }
            if (!happy) break;

			tileSetSkybox(tile, pal, (const char **)fn, flags);
        }
        break;
        case T_HIGHPALOOKUP:
        {
            char *highpaltokptr = script->ltextptr;
            int32_t basepal=-1, pal=-1;
            char *fn = NULL;
            char *highpalend;
            static const tokenlist highpaltokens[] =
            {
                { "basepal",   T_BASEPAL },
                { "pal",   T_PAL },
                { "file",  T_FILE }
            };

            if (scriptfile_getbraces(script,&highpalend)) break;
            while (script->textptr < highpalend)
            {
                switch (getatoken(script,highpaltokens,countof(highpaltokens)))
                {
                case T_BASEPAL:
                    scriptfile_getsymbol(script,&basepal);   break;
                case T_PAL:
                    scriptfile_getsymbol(script,&pal);   break;
                case T_FILE:
                    scriptfile_getstring(script,&fn); break;
                }
            }
            if ((unsigned)basepal >= MAXBASEPALS)
            {
                Printf("Error: missing or invalid 'base palette number' for highpalookup definition "
                           "near line %s:%d\n", script->filename, scriptfile_getlinum(script,highpaltokptr));
                break;
            }

            if ((unsigned)pal >= MAXPALOOKUPS - RESERVEDPALS)
            {
                Printf("Error: missing or invalid 'palette number' for highpalookup definition near "
                           "line %s:%d\n", script->filename, scriptfile_getlinum(script,highpaltokptr));
                break;
            }

            if (!fn)
            {
                Printf("Error: missing 'file name' for highpalookup definition near line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,highpaltokptr));
                break;
            }

            if (fileSystem.FileExists(fn))
                break;

        }
        break;
        case T_TINT:
        {
            char *tinttokptr = script->ltextptr;
            int32_t red=255, green=255, blue=255, shadered=0, shadegreen=0, shadeblue=0, pal=-1, flags=0;
            char *tintend;

            static const tokenlist tinttokens[] =
            {
                { "pal",        T_PAL        },
                { "red",        T_RED        },{ "r",  T_RED },
                { "green",      T_GREEN      },{ "g",  T_GREEN },
                { "blue",       T_BLUE       },{ "b",  T_BLUE },
                { "shadered",   T_SHADERED   },{ "sr", T_SHADERED },
                { "shadegreen", T_SHADEGREEN },{ "sg", T_SHADEGREEN },
                { "shadeblue",  T_SHADEBLUE  },{ "sb", T_SHADEBLUE },
                { "flags",      T_FLAGS      }
            };

            if (scriptfile_getbraces(script,&tintend)) break;
            while (script->textptr < tintend)
            {
                switch (getatoken(script,tinttokens,countof(tinttokens)))
                {
                case T_PAL:
                    scriptfile_getsymbol(script,&pal);        break;
                case T_RED:
                    scriptfile_getnumber(script,&red);        red        = min(255,max(0,red));   break;
                case T_GREEN:
                    scriptfile_getnumber(script,&green);      green      = min(255,max(0,green)); break;
                case T_BLUE:
                    scriptfile_getnumber(script,&blue);       blue       = min(255,max(0,blue));  break;
                case T_SHADERED:
                    scriptfile_getnumber(script,&shadered);   shadered   = min(255,max(0,shadered));   break;
                case T_SHADEGREEN:
                    scriptfile_getnumber(script,&shadegreen); shadegreen = min(255,max(0,shadegreen)); break;
                case T_SHADEBLUE:
                    scriptfile_getnumber(script,&shadeblue);  shadeblue  = min(255,max(0,shadeblue));  break;
                case T_FLAGS:
                    scriptfile_getsymbol(script,&flags);      break;
                }
            }

            if (pal < 0)
            {
                Printf("Error: tint: missing 'palette number' near line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,tinttokptr));
                break;
            }

            lookups.setPaletteTint(pal,red,green,blue,shadered,shadegreen,shadeblue,flags);
        }
        break;
        case T_MAKEPALOOKUP:
        {
            char *const starttokptr = script->ltextptr;
            int32_t red=0, green=0, blue=0, pal=-1;
            int32_t havepal=0, remappal=0;
            int32_t nofloorpal=-1;
            char *endtextptr;

            static const tokenlist palookuptokens[] =
            {
                { "pal",   T_PAL },
                { "red",   T_RED   }, { "r", T_RED },
                { "green", T_GREEN }, { "g", T_GREEN },
                { "blue",  T_BLUE  }, { "b", T_BLUE },
                { "remappal", T_REMAPPAL },
                { "remapself", T_REMAPSELF },
                { "nofloorpal", T_NOFLOORPAL },
            };

            enum {
                HAVE_PAL = 1,
                HAVE_REMAPPAL = 2,
                HAVE_REMAPSELF = 4,

                HAVEPAL_SPECIAL = HAVE_REMAPPAL | HAVE_REMAPSELF,
                HAVEPAL_ERROR = 8,
            };

            if (scriptfile_getbraces(script,&endtextptr)) break;
            while (script->textptr < endtextptr)
            {
                switch (getatoken(script, palookuptokens, countof(palookuptokens)))
                {
                case T_PAL:
                    scriptfile_getsymbol(script, &pal);
                    havepal |= HAVE_PAL;
                    break;
                case T_RED:
                    scriptfile_getnumber(script,&red);
                    red = clamp(red, 0, 63);
                    break;
                case T_GREEN:
                    scriptfile_getnumber(script,&green);
                    green = clamp(green, 0, 63);
                    break;
                case T_BLUE:
                    scriptfile_getnumber(script,&blue);
                    blue = clamp(blue, 0, 63);
                    break;
                case T_REMAPPAL:
                    scriptfile_getsymbol(script,&remappal);
                    if (havepal & HAVEPAL_SPECIAL)
                        havepal |= HAVEPAL_ERROR;
                    havepal |= HAVE_REMAPPAL;
                    break;
                case T_REMAPSELF:
                    if (havepal & HAVEPAL_SPECIAL)
                        havepal |= HAVEPAL_ERROR;
                    havepal |= HAVE_REMAPSELF;
                    break;
                case T_NOFLOORPAL:
                    scriptfile_getsymbol(script, &nofloorpal);
                    nofloorpal = clamp(nofloorpal, 0, 1);
                    break;
                }
            }

            {
                char msgend[BMAX_PATH+64];

                sprintf(msgend, "for palookup definition near line %s:%d",
                         script->filename, scriptfile_getlinum(script,starttokptr));

                if ((havepal & HAVE_PAL)==0)
                {
                    Printf("Error: missing 'palette number' %s\n", msgend);
                    break;
                }
                else if (pal==0 || (unsigned)pal >= MAXPALOOKUPS-RESERVEDPALS)
                {
                    Printf("Error: 'palette number' out of range (1 .. %d) %s\n",
                               MAXPALOOKUPS-RESERVEDPALS-1, msgend);
                    break;
                }

                if (havepal & HAVEPAL_ERROR)
                {
                    // will also disallow multiple remappals or remapselfs
                    Printf("Error: must have exactly one of either 'remappal' or 'remapself' %s\n", msgend);
                    break;
                }
                else if ((havepal & HAVE_REMAPPAL
                                               && (unsigned)remappal >= MAXPALOOKUPS-RESERVEDPALS))
                {
                    Printf("Error: 'remap palette number' out of range (max=%d) %s\n",
                               MAXPALOOKUPS-RESERVEDPALS-1, msgend);
                    break;
                }

                if (havepal & HAVE_REMAPSELF)
                    remappal = pal;
            }

            // NOTE: all palookups are initialized, i.e. non-NULL!
            // NOTE2: aliasing (pal==remappal) is OK
            lookups.makeTable(pal, lookups.getTable(remappal), red<<2, green<<2, blue<<2,
                         remappal==0 ? 1 : (nofloorpal == -1 ? lookups.tables[remappal].noFloorPal : nofloorpal));
        }
        break;
        case T_TEXTURE:
        {
            char *texturetokptr = script->ltextptr, *textureend;
            int32_t tile=-1, token;

            static const tokenlist texturetokens[] =
            {
                { "pal",     T_PAL  },
                { "detail",  T_DETAIL },
                { "glow",    T_GLOW },
                { "specular",T_SPECULAR },
                { "normal",  T_NORMAL },
            };

            if (scriptfile_getsymbol(script,&tile)) break;
            if (scriptfile_getbraces(script,&textureend)) break;
            while (script->textptr < textureend)
            {
                token = getatoken(script,texturetokens,countof(texturetokens));
                switch (token)
                {
                case T_PAL:
                {
                    char *paltokptr = script->ltextptr, *palend;
                    int32_t pal=-1, xsiz = 0, ysiz = 0;
                    char *fn = NULL;
                    double alphacut = -1.0, xscale = 1.0, yscale = 1.0, specpower = 1.0, specfactor = 1.0;
                    uint8_t flags = 0;

                    static const tokenlist texturetokens_pal[] =
                    {
                        { "file",            T_FILE },{ "name", T_FILE },
                        { "alphacut",        T_ALPHACUT },
                        { "detailscale",     T_XSCALE }, { "scale",  T_XSCALE }, { "xscale",  T_XSCALE }, { "intensity",  T_XSCALE },
                        { "yscale",          T_YSCALE },
                        { "specpower",       T_SPECPOWER }, { "specularpower", T_SPECPOWER }, { "parallaxscale", T_SPECPOWER },
                        { "specfactor",      T_SPECFACTOR }, { "specularfactor", T_SPECFACTOR }, { "parallaxbias", T_SPECFACTOR },
                        { "nocompress",      T_NOCOMPRESS },
                        { "nodownsize",      T_NODOWNSIZE },
                        { "forcefilter",     T_FORCEFILTER },
                        { "artquality",      T_ARTQUALITY },
                        { "orig_sizex",      T_ORIGSIZEX }, { "orig_sizey", T_ORIGSIZEY }
                    };

                    if (scriptfile_getsymbol(script,&pal)) break;
                    if (scriptfile_getbraces(script,&palend)) break;
                    while (script->textptr < palend)
                    {
                        switch (getatoken(script,texturetokens_pal,countof(texturetokens_pal)))
                        {
                        case T_FILE:
                            scriptfile_getstring(script,&fn); break;
                        case T_ALPHACUT:
                            scriptfile_getdouble(script,&alphacut); break;
                        case T_XSCALE:
                            scriptfile_getdouble(script,&xscale); break;
                        case T_YSCALE:
                            scriptfile_getdouble(script,&yscale); break;
                        case T_SPECPOWER:
                            scriptfile_getdouble(script,&specpower); break;
                        case T_SPECFACTOR:
                            scriptfile_getdouble(script,&specfactor); break;
                        case T_ORIGSIZEX:
                            scriptfile_getnumber(script, &xsiz);
                            break;
                        case T_ORIGSIZEY:
                            scriptfile_getnumber(script, &ysiz);
                            break;
                        default:
                            break;
                        }
                    }

                    if ((unsigned)tile >= MAXUSERTILES) break;	// message is printed later
                    if ((unsigned)pal >= MAXPALOOKUPS - RESERVEDPALS)
                    {
                        Printf("Error: missing or invalid 'palette number' for texture definition near "
                                   "line %s:%d\n", script->filename, scriptfile_getlinum(script,paltokptr));
                        break;
                    }
                    if (!fn)
                    {
                        Printf("Error: missing 'file name' for texture definition near line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,paltokptr));
                        break;
                    }

                    if (!fileSystem.FileExists(fn))
                    {
                        Printf("Error: %s not found in replacement for tile %d\n", fn, tile);
                        break;
                    }

                    if (xsiz > 0 && ysiz > 0)
                    {
                        tileSetDummy(tile, xsiz, ysiz);
                    }
                    xscale = 1.0f / xscale;
                    yscale = 1.0f / yscale;

                    tileSetHightileReplacement(tile,pal,fn,alphacut,xscale,yscale, specpower, specfactor,flags);
                }
                break;
                case T_DETAIL: case T_GLOW: case T_SPECULAR: case T_NORMAL:
                {
                    char *detailtokptr = script->ltextptr, *detailend;
                    int32_t pal = 0;
                    char flags = 0;
                    char *fn = NULL;
                    double xscale = 1.0, yscale = 1.0, specpower = 1.0, specfactor = 1.0;

                    static const tokenlist texturetokens_pal[] =
                    {
                        { "file",            T_FILE },{ "name", T_FILE },
                        { "alphacut",        T_ALPHACUT },
                        { "detailscale",     T_XSCALE }, { "scale",  T_XSCALE }, { "xscale",  T_XSCALE }, { "intensity",  T_XSCALE },
                        { "yscale",          T_YSCALE },
                        { "specpower",       T_SPECPOWER }, { "specularpower", T_SPECPOWER }, { "parallaxscale", T_SPECPOWER },
                        { "specfactor",      T_SPECFACTOR }, { "specularfactor", T_SPECFACTOR }, { "parallaxbias", T_SPECFACTOR },
                        { "nocompress",      T_NOCOMPRESS },
                        { "nodownsize",      T_NODOWNSIZE },
                        { "forcefilter",     T_FORCEFILTER },
                        { "artquality",      T_ARTQUALITY },
                    };

                    if (scriptfile_getbraces(script,&detailend)) break;
                    while (script->textptr < detailend)
                    {
                        switch (getatoken(script,texturetokens_pal,countof(texturetokens_pal)))
                        {
                        case T_FILE:
                            scriptfile_getstring(script,&fn); break;
                        case T_XSCALE:
                            scriptfile_getdouble(script,&xscale); break;
                        case T_YSCALE:
                            scriptfile_getdouble(script,&yscale); break;
                        case T_SPECPOWER:
                            scriptfile_getdouble(script,&specpower); break;
                        case T_SPECFACTOR:
                            scriptfile_getdouble(script,&specfactor); break;
                        default:
                            break;
                        }
                    }

                    if ((unsigned)tile >= MAXUSERTILES) break;	// message is printed later
                    if (!fn)
                    {
                        Printf("Error: missing 'file name' for texture definition near line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,detailtokptr));
                        break;
                    }

                    if (fileSystem.FileExists(fn))
                        break;

                    switch (token)
                    {
                    case T_DETAIL:
                        pal = DETAILPAL;
                        xscale = 1.0f / xscale;
                        yscale = 1.0f / yscale;
                        break;
                    case T_GLOW:
                        pal = GLOWPAL;
                        break;
                    case T_SPECULAR:
                        pal = SPECULARPAL;
                        break;
                    case T_NORMAL:
                        pal = NORMALPAL;
                        break;
                    }
                    tileSetHightileReplacement(tile,pal,fn,-1.0f,xscale,yscale, specpower, specfactor,flags);
                }
                break;
                default:
                    break;
                }
            }
            if ((unsigned)tile >= MAXUSERTILES)
            {
                Printf("Error: missing or invalid 'tile number' for texture definition near line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,texturetokptr));
                break;
            }
        }
        break;

        case T_UNDEFMODEL:
        case T_UNDEFMODELRANGE:
        {
            int32_t r0,r1;

            if (scriptfile_getsymbol(script,&r0)) break;
            if (tokn == T_UNDEFMODELRANGE)
            {
                if (scriptfile_getsymbol(script,&r1)) break;

                if (check_tile_range("undefmodelrange", &r0, &r1, script, cmdtokptr))
                    break;
            }
            else
            {
                r1 = r0;

                if (check_tile("undefmodel", r0, script, cmdtokptr))
                    break;
            }
            for (; r0 <= r1; r0++)
                md_undefinetile(r0);
        }
        break;

        case T_UNDEFMODELOF:
        {
            int32_t r0;
            if (scriptfile_getsymbol(script,&r0)) break;

            if (check_tile("undefmodelof", r0, script, cmdtokptr))
                break;

            // XXX: See comment of md_undefinemodel()
            Printf("Warning: undefmodelof: currently non-functional.\n");
            break;

#if defined USE_OPENGL && 0
            mid = md_tilehasmodel(r0,0);
            if (mid < 0) break;

            md_undefinemodel(mid);
#endif
        }
        break;

        case T_UNDEFTEXTURE:
        case T_UNDEFTEXTURERANGE:
        {
            int32_t r0,r1;
            if (scriptfile_getsymbol(script,&r0)) break;
            if (tokn == T_UNDEFTEXTURERANGE)
            {
                if (scriptfile_getsymbol(script,&r1)) break;

                if (check_tile_range("undeftexturerange", &r0, &r1, script, cmdtokptr))
                    break;
            }
            else
            {
                r1 = r0;

                if (check_tile("undeftexture", r0, script, cmdtokptr))
                    break;
            }
			for (; r0 <= r1; r0++) tileRemoveReplacement(r0);
        }
        break;

        case T_CUTSCENE:
        case T_ANIMSOUNDS:
        {
            char *dummy;

            static const tokenlist dummytokens[] = { { "id",   T_ID  }, };

            if (scriptfile_getstring(script, &dummy)) break;
            if (scriptfile_getbraces(script,&dummy)) break;
            while (script->textptr < dummy)
            {
                // XXX?
                getatoken(script,dummytokens,sizeof(dummytokens)/sizeof(dummytokens));
            }
        }
        break;

        case T_TEXHITSCANRANGE:
        case T_NOFULLBRIGHTRANGE:
        {
            int32_t b,e, i;

            if (scriptfile_getsymbol(script,&b)) break;
            if (scriptfile_getsymbol(script,&e))break;

            b = max(b, 0);
            e = min(e, MAXUSERTILES-1);

            for (i=b; i<=e; i++)
                picanm[i].sf |= (tokn==T_TEXHITSCANRANGE) ?
                    PICANM_TEXHITSCAN_BIT : PICANM_NOFULLBRIGHT_BIT;
        }
        break;

        case T_SOUND:
        case T_MUSIC:
        {
            char *dummy, *dummy2;
            static const tokenlist sound_musictokens[] =
            {
                { "id",   T_ID  },
                { "file", T_FILE },
            };

            if (scriptfile_getbraces(script,&dummy)) break;
            while (script->textptr < dummy)
            {
                switch (getatoken(script,sound_musictokens,countof(sound_musictokens)))
                {
                case T_ID:
                    scriptfile_getstring(script,&dummy2);
                    break;
                case T_FILE:
                    scriptfile_getstring(script,&dummy2);
                    break;
                }
            }
            SetMusicForMap(dummy2, dummy, true);
        }
        break;

        case T_MAPINFO:
        {
            char *mapmd4string = NULL, *title = NULL, *mhkfile = NULL, *mapinfoend, *dummy;
            static const tokenlist mapinfotokens[] =
            {
                { "mapfile",    T_MAPFILE },
                { "maptitle",   T_MAPTITLE },
                { "mapmd4",     T_MAPMD4 },
                { "mhkfile",    T_MHKFILE },
            };
            int32_t previous_usermaphacks = num_usermaphacks;

            if (scriptfile_getbraces(script,&mapinfoend)) break;
            while (script->textptr < mapinfoend)
            {
                switch (getatoken(script,mapinfotokens,countof(mapinfotokens)))
                {
                case T_MAPFILE:
                    scriptfile_getstring(script,&dummy);
                    break;
                case T_MAPTITLE:
                    scriptfile_getstring(script,&title);
                    break;
                case T_MAPMD4:
                {
                    scriptfile_getstring(script,&mapmd4string);

                    num_usermaphacks++;
                    usermaphacks = (usermaphack_t *)Xrealloc(usermaphacks, num_usermaphacks*sizeof(usermaphack_t));
                    usermaphack_t *newusermaphack = &usermaphacks[num_usermaphacks - 1];

                    for (bssize_t i = 0; i < 16; i++)
                    {
                        char smallbuf[3] = { 0, 0, 0 };
                        smallbuf[0] = mapmd4string[2*i];
                        smallbuf[1] = mapmd4string[2*i+1];
                        newusermaphack->md4[i] = strtol(smallbuf, NULL, 16);
                    }

                    break;
                }
                case T_MHKFILE:
                    scriptfile_getstring(script,&mhkfile);
                    break;
                }
            }

            for (; previous_usermaphacks < num_usermaphacks; previous_usermaphacks++)
            {
                usermaphacks[previous_usermaphacks].mhkfile = mhkfile ? Xstrdup(mhkfile) : NULL;
                usermaphacks[previous_usermaphacks].title = title ? Xstrdup(title) : NULL;
            }
        }
        break;

        case T_ECHO:
        {
            char *string = NULL;
            scriptfile_getstring(script,&string);
            Printf("%s\n",string);
        }
        break;

        case T_GLOBALFLAGS:
        {
            if (scriptfile_getnumber(script,&globalflags)) break;
        }
        break;

        case T_GLOBALGAMEFLAGS:
        {
            int32_t dummy;
            if (scriptfile_getnumber(script,&dummy)) break;
        }
        break;

        case T_MULTIPSKY:
        {
            char *blockend;
            int32_t tile;

            static const tokenlist subtokens[] =
            {
                { "horizfrac",       T_HORIZFRAC },
                { "yoffset",         T_YOFFSET },
                { "lognumtiles",     T_LOGNUMTILES },
                { "tile",            T_TILE },
                { "panel",           T_TILE },
                { "yscale",          T_YSCALE },
            };

            if (scriptfile_getsymbol(script,&tile))
                break;
            if (scriptfile_getbraces(script,&blockend))
                break;

            if (tile != DEFAULTPSKY && (unsigned)tile >= MAXUSERTILES)
            {
                script->textptr = blockend+1;
                break;
            }

            psky_t * const newpsky = tileSetupSky(tile);

            while (script->textptr < blockend)
            {
                int32_t token = getatoken(script,subtokens,countof(subtokens));
                switch (token)
                {
                case T_HORIZFRAC:
                {
                    int32_t horizfrac;
                    scriptfile_getsymbol(script,&horizfrac);

                    newpsky->horizfrac = horizfrac;
                    break;
                }
                case T_YOFFSET:
                {
                    int32_t yoffset;
                    scriptfile_getsymbol(script,&yoffset);

                    newpsky->yoffs = yoffset;
                    break;
                }
                case T_LOGNUMTILES:
                {
                    int32_t lognumtiles;
                    scriptfile_getsymbol(script,&lognumtiles);

                    if ((1<<lognumtiles) > MAXPSKYTILES)
                        break;

                    newpsky->lognumtiles = lognumtiles;
                    break;
                }
                case T_TILE:
                {
                    int32_t panel, offset;
                    scriptfile_getsymbol(script,&panel);
                    scriptfile_getsymbol(script,&offset);

                    if ((unsigned) panel >= MAXPSKYTILES)
                        break;

                    if ((unsigned) offset > PSKYOFF_MAX)
                        break;

                    newpsky->tileofs[panel] = offset;
                    break;
                }
                case T_YSCALE:
                {
                    int32_t yscale;
                    scriptfile_getsymbol(script,&yscale);

                    newpsky->yscale = yscale;
                    break;
                }
                default:
                    break;
                }
            }
        }
        break;
        case T_BASEPALETTE:
        {
            char *blockend;
            int32_t id;

            static const tokenlist subtokens[] =
            {
                { "raw",         T_RAW },
                { "copy",        T_COPY },
                { "undef",       T_UNDEF },
            };

            if (scriptfile_getsymbol(script,&id))
                break;
            if (scriptfile_getbraces(script,&blockend))
                break;

            if ((unsigned)id >= MAXBASEPALS)
            {
                Printf("Error: basepalette: Invalid basepal number on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                script->textptr = blockend+1;
                break;
            }

            int didLoadPal = 0;

            while (script->textptr < blockend)
            {
                int32_t token = getatoken(script,subtokens,countof(subtokens));
                switch (token)
                {
                case T_RAW:
                {
                    char *rawblockend;

                    static const tokenlist rawsubtokens[] =
                    {
                        { "file",           T_FILE },
                        { "offset",         T_OFFSET },
                        { "shiftleft",      T_SHIFTLEFT },
                    };

                    if (scriptfile_getbraces(script,&rawblockend))
                        break;

                    char * fn = NULL;
                    int32_t offset = 0;
                    int32_t shiftleft = 0;

                    while (script->textptr < rawblockend)
                    {
                        int32_t token = getatoken(script,rawsubtokens,countof(rawsubtokens));
                        switch (token)
                        {
                        case T_FILE:
                        {
                            scriptfile_getstring(script,&fn);
                            break;
                        }
                        case T_OFFSET:
                        {
                            scriptfile_getnumber(script,&offset);
                            break;
                        }
                        case T_SHIFTLEFT:
                        {
                            scriptfile_getnumber(script,&shiftleft);
                            break;
                        }
                        default:
                            break;
                        }
                    }

                    if (fn == NULL)
                    {
                        Printf("Error: basepalette: No filename provided on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    if (offset < 0)
                    {
                        Printf("Error: basepalette: Invalid file offset on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    if ((unsigned)shiftleft >= 8)
                    {
                        Printf("Error: basepalette: Invalid left shift provided on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    FileReader fil = fileSystem.OpenFileReader(fn);
                    if (!fil.isOpen())
                    {
                        Printf("Error: basepalette: Failed opening \"%s\" on line %s:%d\n", fn,
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    if (fil.Seek(offset, FileReader::SeekSet) < 0)
                    {
                        Printf("Error: basepalette: Seek failed on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

					auto palbuf = fil.Read();
                    if (palbuf.Size() < 768)
                    {
                        Printf("Error: basepalette: Read failed on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    if (shiftleft != 0)
                    {
                        for (bssize_t k = 0; k < 768; k++)
                            palbuf[k] <<= shiftleft;
                    }

                    paletteSetColorTable(id, palbuf.Data(), false, false);
                    didLoadPal = 1;
                    break;
                }
                case T_COPY:
                {
                    int32_t source;
                    scriptfile_getsymbol(script,&source);

                    if ((unsigned)source >= MAXBASEPALS || source == id)
                    {
                        Printf("Error: basepalette: Invalid source basepal number on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    auto sourcepal = GPalette.GetTranslation(Translation_BasePalettes, source);
                    if (sourcepal == NULL)
                    {
                        Printf("Error: basepalette: Source basepal does not exist on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    GPalette.CopyTranslation(TRANSLATION(Translation_BasePalettes, id), TRANSLATION(Translation_BasePalettes, source));
                    didLoadPal = 1;
                    break;
                }
                case T_UNDEF:
                {
                    GPalette.ClearTranslationSlot(TRANSLATION(Translation_BasePalettes, id));

                    didLoadPal = 0;
                    if (id == 0)
                        paletteloaded &= ~PALETTE_MAIN;
                    break;
                }
                default:
                    break;
                }
            }

            if (didLoadPal && id == 0)
            {
                paletteloaded |= PALETTE_MAIN;
            }
        }
        break;
        case T_PALOOKUP:
        {
            char *blockend;
            int32_t id;

            static const tokenlist subtokens[] =
            {
                { "raw",            T_RAW },
                { "copy",           T_COPY },
                { "undef",          T_UNDEF },

                { "fogpal",         T_FOGPAL },
                { "makepalookup",   T_MAKEPALOOKUP },

                { "floorpal",       T_FLOORPAL },
                { "nofloorpal",     T_NOFLOORPAL },
            };

            if (scriptfile_getsymbol(script,&id))
                break;
            if (scriptfile_getbraces(script,&blockend))
                break;

            if ((unsigned)id >= MAXPALOOKUPS)
            {
                Printf("Error: palookup: Invalid pal number on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                script->textptr = blockend+1;
                break;
            }

            int didLoadShade = 0;

            while (script->textptr < blockend)
            {
                int32_t token = getatoken(script,subtokens,countof(subtokens));
                switch (token)
                {
                case T_RAW:
                {
                    char *subblockend;

                    static const tokenlist rawsubtokens[] =
                    {
                        { "file",           T_FILE },
                        { "offset",         T_OFFSET },
                        { "noshades",       T_NOSHADES },
                    };

                    if (scriptfile_getbraces(script,&subblockend))
                        break;

                    char * fn = NULL;
                    int32_t offset = 0;
                    int32_t length = 256*32; // hardcoding 32 instead of numshades

                    while (script->textptr < subblockend)
                    {
                        int32_t token = getatoken(script,rawsubtokens,countof(rawsubtokens));
                        switch (token)
                        {
                        case T_FILE:
                        {
                            scriptfile_getstring(script,&fn);
                            break;
                        }
                        case T_OFFSET:
                        {
                            scriptfile_getnumber(script,&offset);
                            break;
                        }
                        case T_NOSHADES:
                        {
                            length = 256;
                            break;
                        }
                        default:
                            break;
                        }
                    }

                    if (fn == NULL)
                    {
                        Printf("Error: palookup: No filename provided on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    if (offset < 0)
                    {
                        Printf("Error: palookup: Invalid file offset on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    FileReader fil = fileSystem.OpenFileReader(fn);
                    if (!fil.isOpen())
                    {
                        Printf("Error: palookup: Failed opening \"%s\" on line %s:%d\n", fn,
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    if (fil.Seek(offset, FileReader::SeekSet) < 0)
                    {
                        Printf("Error: palookup: Seek failed on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

					auto palookupbuf = fil.Read();
                    if (palookupbuf.Size() < 256)
                    {
                        Printf("Error: palookup: Read failed on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    if (palookupbuf.Size() >= 256*32)
                    {
                        didLoadShade = 1;
                        numshades = 32;
                        lookups.setTable(id, palookupbuf.Data());
                    }
                    else
                    {
                        if (!(paletteloaded & PALETTE_SHADE))
                        {
                            Printf("Error: palookup: Shade tables not loaded on line %s:%d\n",
                                       script->filename, scriptfile_getlinum(script,cmdtokptr));
                            break;
                        }

                        lookups.makeTable(id, palookupbuf.Data(), 0,0,0, lookups.tables[id].noFloorPal);
                    }
                    break;
                }
                case T_COPY:
                {
                    int32_t source;
                    scriptfile_getsymbol(script,&source);

                    if ((unsigned)source >= MAXPALOOKUPS || source == id)
                    {
                        Printf("Error: palookup: Invalid source pal number on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    if (source == 0 && !(paletteloaded & PALETTE_SHADE))
                    {
                        Printf("Error: palookup: Shade tables not loaded on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    if (lookups.checkTable(source) || id > 0)    // do not overwrite the base with an empty table.
                        lookups.copyTable(id, source);
                    didLoadShade = 1;
                    break;
                }
                case T_FOGPAL:
                {
                    char *subblockend;

                    static const tokenlist fogpaltokens[] =
                    {
                        { "red",   T_RED   }, { "r", T_RED },
                        { "green", T_GREEN }, { "g", T_GREEN },
                        { "blue",  T_BLUE  }, { "b", T_BLUE },
                    };

                    int32_t red = 0, green = 0, blue = 0;

                    if (scriptfile_getbraces(script,&subblockend))
                        break;

                    while (script->textptr < subblockend)
                    {
                        switch (getatoken(script, fogpaltokens, countof(fogpaltokens)))
                        {
                        case T_RED:
                            scriptfile_getnumber(script,&red);
                            red = clamp(red, 0, 255);
                            break;
                        case T_GREEN:
                            scriptfile_getnumber(script,&green);
                            green = clamp(green, 0, 255);
                            break;
                        case T_BLUE:
                            scriptfile_getnumber(script,&blue);
                            blue = clamp(blue, 0, 255);
                            break;
                        }
                    }

                    if (!(paletteloaded & PALETTE_SHADE))
                    {
                        Printf("Error: palookup: Shade tables not loaded on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    lookups.makeTable(id, NULL, red, green, blue, 1);
                    break;
                }
                case T_MAKEPALOOKUP:
                {
                    char *subblockend;

                    static const tokenlist makepalookuptokens[] =
                    {
                        { "red",   T_RED   }, { "r", T_RED },
                        { "green", T_GREEN }, { "g", T_GREEN },
                        { "blue",  T_BLUE  }, { "b", T_BLUE },
                        { "remappal", T_REMAPPAL },
                        { "remapself", T_REMAPSELF },
                    };

                    int32_t red = 0, green = 0, blue = 0;
                    int32_t remappal = -1;

                    if (scriptfile_getbraces(script,&subblockend))
                        break;

                    while (script->textptr < subblockend)
                    {
                        switch (getatoken(script, makepalookuptokens, countof(makepalookuptokens)))
                        {
                        case T_RED:
                            scriptfile_getnumber(script,&red);
                            red = clamp(red, 0, 255);
                            break;
                        case T_GREEN:
                            scriptfile_getnumber(script,&green);
                            green = clamp(green, 0, 255);
                            break;
                        case T_BLUE:
                            scriptfile_getnumber(script,&blue);
                            blue = clamp(blue, 0, 255);
                            break;
                        case T_REMAPPAL:
                            scriptfile_getsymbol(script,&remappal);
                            break;
                        case T_REMAPSELF:
                            remappal = id;
                            break;
                        }
                    }

                    if ((unsigned)remappal >= MAXPALOOKUPS)
                    {
                        Printf("Error: palookup: Invalid remappal on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    if (!(paletteloaded & PALETTE_SHADE))
                    {
                        Printf("Error: palookup: Shade tables not loaded on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    lookups.makeTable(id, NULL, red, green, blue, lookups.tables[id].noFloorPal);

                    break;
                }
                case T_NOFLOORPAL:
                {
                    lookups.tables[id].noFloorPal = 1;
                    break;
                }
                case T_FLOORPAL:
                {
                    lookups.tables[id].noFloorPal = 0;
                    break;
                }
                case T_UNDEF:
                {
                    lookups.clearTable(id);
                    didLoadShade = 0;
                    if (id == 0)
                        paletteloaded &= ~PALETTE_SHADE;
                    break;
                }
                default:
                    break;
                }
            }

            if (didLoadShade && id == 0)
            {
                paletteloaded |= PALETTE_SHADE;
            }
        }
        break;
        case T_BLENDTABLE:
        {
            char *blockend;
            int32_t id;

            static const tokenlist subtokens[] =
            {
                { "raw",         T_RAW },
                { "glblend",     T_GLBLEND },
                { "copy",        T_COPY },
                { "undef",       T_UNDEF },
            };

            if (scriptfile_getsymbol(script,&id))
                break;
            if (scriptfile_getbraces(script,&blockend))
                break;

            if ((unsigned)id >= MAXBLENDTABS)
            {
                Printf("Error: blendtable: Invalid blendtable number on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                script->textptr = blockend+1;
                break;
            }

            int didLoadTransluc = 0;

            while (script->textptr < blockend)
            {
                int32_t token = getatoken(script,subtokens,countof(subtokens));
                switch (token)
                {
                case T_RAW:
                {
                    char *rawblockend;

                    static const tokenlist rawsubtokens[] =
                    {
                        { "file",           T_FILE },
                        { "offset",         T_OFFSET },
                    };

                    if (scriptfile_getbraces(script,&rawblockend))
                        break;

                    char * fn = NULL;
                    int32_t offset = 0;

                    while (script->textptr < rawblockend)
                    {
                        int32_t token = getatoken(script,rawsubtokens,countof(rawsubtokens));
                        switch (token)
                        {
                        case T_FILE:
                        {
                            scriptfile_getstring(script,&fn);
                            break;
                        }
                        case T_OFFSET:
                        {
                            scriptfile_getnumber(script,&offset);
                            break;
                        }
                        default:
                            break;
                        }
                    }

                    if (fn == NULL)
                    {
                        Printf("Error: blendtable: No filename provided on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    if (offset < 0)
                    {
                        Printf("Error: blendtable: Invalid file offset on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    FileReader fil = fileSystem.OpenFileReader(fn);
                    if (!fil.isOpen())
                    {
                        Printf("Error: blendtable: Failed opening \"%s\" on line %s:%d\n", fn,
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    if (fil.Seek(offset, FileReader::SeekSet) < 0)
                    {
                        Printf("Error: blendtable: Seek failed on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

					auto blendbuf = fil.Read();
                    if (blendbuf.Size() < 256*256)
                    {
                        Printf("Error: blendtable: Read failed on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    didLoadTransluc = 1;
                    break;
                }
                case T_COPY:
                {
                    int32_t source;
                    scriptfile_getsymbol(script,&source);

                    if ((unsigned)source >= MAXBLENDTABS || source == id)
                    {
                        Printf("Error: blendtable: Invalid source blendtable number on line %s:%d\n",
                                   script->filename, scriptfile_getlinum(script,cmdtokptr));
                        break;
                    }

                    didLoadTransluc = 1;

                    glblend[id] = glblend[source];
                    break;
                }
                case T_UNDEF:
                {
                    didLoadTransluc = 0;
                    if (id == 0)
                        paletteloaded &= ~PALETTE_TRANSLUC;

                    glblend[id] = defaultglblend;
                    break;
                }
                case T_GLBLEND:
                {
                    char *glblendblockend;

                    static const tokenlist glblendtokens[] =
                    {
                        { "forward",     T_FORWARD },
                        { "reverse",     T_REVERSE },
                        { "both",        T_BOTH },
                    };

                    if (scriptfile_getbraces(script,&glblendblockend))
                        break;

                    glblend_t * const glb = glblend + id;
                    *glb = nullglblend;

                    while (script->textptr < glblendblockend)
                    {
                        int32_t glblendtoken = getatoken(script,glblendtokens,countof(glblendtokens));
                        switch (glblendtoken)
                        {
                        case T_FORWARD:
                        case T_REVERSE:
                        case T_BOTH:
                        {
                            char *glblenddefblockend;

                            static const tokenlist glblenddeftokens[] =
                            {
                                { "src",         T_SRC },
                                { "sfactor",     T_SRC },
                                { "top",         T_SRC },

                                { "dst",         T_DST },
                                { "dfactor",     T_DST },
                                { "bottom",      T_DST },

                                { "alpha",       T_ALPHA },
                            };

                            if (scriptfile_getbraces(script,&glblenddefblockend))
                                break;

#ifdef USE_OPENGL
                            glblenddef_t * const glbdef = glb->def + (glblendtoken == T_REVERSE);
#endif

                            while (script->textptr < glblenddefblockend)
                            {
                                int32_t glblenddeftoken = getatoken(script,glblenddeftokens,countof(glblenddeftokens));
                                switch (glblenddeftoken)
                                {
                                case T_SRC:
                                case T_DST:
                                {
                                    static const tokenlist blendFuncTokens[] =
                                    {
                                        { "ZERO", T_ZERO },
                                        { "ONE", T_ONE },
                                        { "SRC_COLOR", T_SRC_COLOR },
                                        { "ONE_MINUS_SRC_COLOR", T_ONE_MINUS_SRC_COLOR },
                                        { "SRC_ALPHA", T_SRC_ALPHA },
                                        { "ONE_MINUS_SRC_ALPHA", T_ONE_MINUS_SRC_ALPHA },
                                        { "DST_ALPHA", T_DST_ALPHA },
                                        { "ONE_MINUS_DST_ALPHA", T_ONE_MINUS_DST_ALPHA },
                                        { "DST_COLOR", T_DST_COLOR },
                                        { "ONE_MINUS_DST_COLOR", T_ONE_MINUS_DST_COLOR },
                                    };

                                    int32_t factortoken = getatoken(script,blendFuncTokens,countof(blendFuncTokens));

#ifdef USE_OPENGL
                                    uint8_t * const factor = glblenddeftoken == T_SRC ? &glbdef->src : &glbdef->dst;
                                    switch (factortoken)
                                    {
                                        case T_ZERO: *factor = STYLEALPHA_Zero; break;
                                        case T_ONE: *factor = STYLEALPHA_One; break;
                                        case T_SRC_COLOR: *factor = STYLEALPHA_SrcCol; break;
                                        case T_ONE_MINUS_SRC_COLOR: *factor = STYLEALPHA_InvSrcCol; break;
                                        case T_SRC_ALPHA: *factor = STYLEALPHA_Src; break;
                                        case T_ONE_MINUS_SRC_ALPHA: *factor = STYLEALPHA_InvSrc; break;
                                        case T_DST_ALPHA: *factor = STYLEALPHA_Dst; break;
                                        case T_ONE_MINUS_DST_ALPHA: *factor = STYLEALPHA_InvDst; break;
                                        case T_DST_COLOR: *factor = STYLEALPHA_DstCol; break;
                                        case T_ONE_MINUS_DST_COLOR: *factor = STYLEALPHA_InvDstCol; break;
                                    }
#else
                                    UNREFERENCED_PARAMETER(factortoken);
#endif

                                    break;
                                }
                                case T_ALPHA:
                                {
                                    double tempalpha;
                                    scriptfile_getdouble(script,&tempalpha);
#ifdef USE_OPENGL
                                    glbdef->alpha = (float)tempalpha;
#endif
                                    break;
                                }
                                }
                            }

#ifdef USE_OPENGL
                            if (glblendtoken == T_BOTH)
                                glb->def[1] = *glbdef;
#endif

                            break;
                        }
                        }
                    }
                }
                default:
                    break;
                }
            }

            if (didLoadTransluc && id == 0)
            {
                paletteloaded |= PALETTE_TRANSLUC;
            }
        }
        break;
        case T_NUMALPHATABS:
        {
            int32_t value;
            if (scriptfile_getnumber(script,&value)) break;

            switch (value)
            {
                case 1: case 3: case 7: case 15: case 31: case 63: case 127:
                case 2: case 4: case 8: case 16: case 32: case 64: case 128:
#ifdef USE_OPENGL
                    for (int32_t a = 1, value2 = value*2 + (value&1); a <= value; ++a)
                    {
                        float finv2value = 1.f/(float)value2;

                        glblend_t * const glb = glblend + a;
                        *glb = defaultglblend;
                        glb->def[0].alpha = (float)(value2-a) * finv2value;
                        glb->def[1].alpha = (float)a * finv2value;
                    }
                    fallthrough__;
#endif
                case 0:
                    numalphatabs = value;
                    break;
                default:
                    Printf("Error: numalphatables: Invalid value on line %s:%d\n",
                               script->filename, scriptfile_getlinum(script,cmdtokptr));
                    break;
            }
        }
        break;
        case T_UNDEFBASEPALETTERANGE:
        {
            int32_t id0, id1;

            if (scriptfile_getsymbol(script,&id0))
                break;
            if (scriptfile_getsymbol(script,&id1))
                break;

            if (id0 > id1 || (unsigned)id0 >= MAXBASEPALS || (unsigned)id1 >= MAXBASEPALS)
            {
                Printf("Error: undefbasepaletterange: Invalid range on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                break;
            }

            for (bssize_t i = id0; i <= id1; i++)
                GPalette.ClearTranslationSlot(TRANSLATION(Translation_BasePalettes, i));

            if (id0 == 0)
                paletteloaded &= ~PALETTE_MAIN;
        }
        break;
        case T_UNDEFPALOOKUPRANGE:
        {
            int32_t id0, id1;

            if (scriptfile_getsymbol(script,&id0))
                break;
            if (scriptfile_getsymbol(script,&id1))
                break;

            if (id0 > id1 || (unsigned)id0 >= MAXPALOOKUPS || (unsigned)id1 >= MAXPALOOKUPS)
            {
                Printf("Error: undefpalookuprange: Invalid range on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                break;
            }

            for (bssize_t i = id0; i <= id1; i++)
                lookups.clearTable(i);

            if (id0 == 0)
                paletteloaded &= ~PALETTE_SHADE;
        }
        break;
        case T_UNDEFBLENDTABLERANGE:
        {
            int32_t id0, id1;

            if (scriptfile_getsymbol(script,&id0))
                break;
            if (scriptfile_getsymbol(script,&id1))
                break;

            if (id0 > id1 || (unsigned)id0 >= MAXBLENDTABS || (unsigned)id1 >= MAXBLENDTABS)
            {
                Printf("Error: undefblendtablerange: Invalid range on line %s:%d\n",
                           script->filename, scriptfile_getlinum(script,cmdtokptr));
                break;
            }

            if (id0 == 0)
                paletteloaded &= ~PALETTE_TRANSLUC;
        }
        break;
        case T_NEWGAMECHOICES: // stub
        {
            char *blockend;
            if (scriptfile_getbraces(script,&blockend))
                break;
            script->textptr = blockend+1;
            break;
        }

        case T_RFFDEFINEID:
        {
            char* resName = NULL;
            char* resType = NULL;
            char* rffName = NULL;
            int resID;

            if (scriptfile_getstring(script, &resName))
                break;

            if (scriptfile_getstring(script, &resType))
                break;

            if (scriptfile_getnumber(script, &resID))
                break;

            if (scriptfile_getstring(script, &rffName))
                break;

            FStringf name("%s.%s", resName, resType);
            fileSystem.CreatePathlessCopy(resName, resID, 0);
        }
        break;


        default:
            Printf("Unknown token.\n"); break;
        }
    }

    return 0;
}


int32_t loaddefinitionsfile(const char *fn)
{
    scriptfile *script;

    script = scriptfile_fromfile(fn);

    if (script)
    {
        Printf(PRINT_NONOTIFY, "Loading \"%s\"\n",fn);

        defsparser(script);
    }

    if (userConfig.AddDefs) for (auto& m : *userConfig.AddDefs)
        defsparser_include(m, NULL, NULL);

    if (script)
        scriptfile_close(script);

    scriptfile_clearsymbols();

    DO_FREE_AND_NULL(faketilebuffer);
    faketilebuffersiz = 0;

    if (usermaphacks != NULL)
        qsort(usermaphacks, num_usermaphacks, sizeof(usermaphack_t), compare_usermaphacks);

    if (!script) return -1;

    Printf(PRINT_NONOTIFY, "\n");

    return 0;
}

// vim:ts=4:
