FSwitchDef *FTextureManager::ParseSwitchDef (FScanner &sc, bool ignoreBad) { const BITFIELD texflags = TEXMAN_Overridable | TEXMAN_TryAny; FSwitchDef *def; TArray<FSwitchDef::frame> frames; FSwitchDef::frame thisframe; FTextureID picnum; bool bad; FSoundID sound; bad = false; while (sc.GetString ()) { if (sc.Compare ("sound")) { if (sound != 0) { sc.ScriptError ("Switch state already has a sound"); } sc.MustGetString (); sound = sc.String; } else if (sc.Compare ("pic")) { sc.MustGetString (); picnum = CheckForTexture (sc.String, FTexture::TEX_Wall, texflags); if (!picnum.Exists() && !ignoreBad) { //Printf ("Unknown switch texture %s\n", sc.String); bad = true; } thisframe.Texture = picnum; sc.MustGetString (); if (sc.Compare ("tics")) { sc.MustGetNumber (); thisframe.TimeMin = sc.Number & 65535; thisframe.TimeRnd = 0; } else if (sc.Compare ("rand")) { int min, max; sc.MustGetNumber (); min = sc.Number & 65535; sc.MustGetNumber (); max = sc.Number & 65535; if (min > max) { swapvalues (min, max); } thisframe.TimeMin = min; thisframe.TimeRnd = (max - min + 1); } else { thisframe.TimeMin = 0; // Shush, GCC. thisframe.TimeRnd = 0; sc.ScriptError ("Must specify a duration for switch frame"); } frames.Push(thisframe); } else { sc.UnGet (); break; } } if (frames.Size() == 0) { sc.ScriptError ("Switch state needs at least one frame"); } if (bad) { return NULL; } def = (FSwitchDef *)M_Malloc (myoffsetof (FSwitchDef, frames[0]) + frames.Size()*sizeof(frames[0])); def->Sound = sound; def->NumFrames = frames.Size(); memcpy (&def->frames[0], &frames[0], frames.Size() * sizeof(frames[0])); def->PairDef = NULL; return def; }
void FTextureManager::ProcessSwitchDef (FScanner &sc) { const BITFIELD texflags = TEXMAN_Overridable | TEXMAN_TryAny; FString picname; FSwitchDef *def1, *def2; FTextureID picnum; int gametype; bool quest = false; def1 = def2 = NULL; sc.MustGetString (); if (sc.Compare ("doom")) { gametype = GAME_DoomChex; sc.CheckNumber(); // skip the gamemission filter } else if (sc.Compare ("heretic")) { gametype = GAME_Heretic; } else if (sc.Compare ("hexen")) { gametype = GAME_Hexen; } else if (sc.Compare ("strife")) { gametype = GAME_Strife; } else if (sc.Compare ("any")) { gametype = GAME_Any; } else { // There is no game specified; just treat as any //max = 240; gametype = GAME_Any; sc.UnGet (); } sc.MustGetString (); picnum = CheckForTexture (sc.String, FTexture::TEX_Wall, texflags); picname = sc.String; while (sc.GetString ()) { if (sc.Compare ("quest")) { quest = true; } else if (sc.Compare ("on")) { if (def1 != NULL) { sc.ScriptError ("Switch already has an on state"); } def1 = ParseSwitchDef (sc, !picnum.Exists()); } else if (sc.Compare ("off")) { if (def2 != NULL) { sc.ScriptError ("Switch already has an off state"); } def2 = ParseSwitchDef (sc, !picnum.Exists()); } else { sc.UnGet (); break; } } if (def1 == NULL || !picnum.Exists() || (gametype != GAME_Any && !(gametype & gameinfo.gametype))) { if (def2 != NULL) { M_Free (def2); } if (def1 != NULL) { M_Free (def1); } return; } // If the switch did not have an off state, create one that just returns // it to the original texture without doing anything interesting if (def2 == NULL) { def2 = (FSwitchDef *)M_Malloc (sizeof(FSwitchDef)); def2->Sound = def1->Sound; def2->NumFrames = 1; def2->frames[0].TimeMin = 0; def2->frames[0].TimeRnd = 0; def2->frames[0].Texture = picnum; } def1->PreTexture = picnum; def2->PreTexture = def1->frames[def1->NumFrames-1].Texture; if (def1->PreTexture == def2->PreTexture) { sc.ScriptError ("The on state for switch %s must end with a texture other than %s", picname.GetChars(), picname.GetChars()); } AddSwitchPair(def1, def2); def1->QuestPanel = def2->QuestPanel = quest; }