ref: 2ec58cfa8becc461bf749e0009f150b1841aba6b
dir: /src/hexen/p_plats.c/
// Emacs style mode select -*- C++ -*- //----------------------------------------------------------------------------- // // Copyright(C) 1993-1996 Id Software, Inc. // Copyright(C) 1993-2008 Raven Software // Copyright(C) 2008 Simon Howard // // This program is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public License // as published by the Free Software Foundation; either version 2 // of the License, or (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA // 02111-1307, USA. // //----------------------------------------------------------------------------- #include "h2def.h" #include "m_random.h" #include "i_system.h" #include "p_local.h" plat_t *activeplats[MAXPLATS]; //================================================================== // // Move a plat up and down // //================================================================== void T_PlatRaise(plat_t * plat) { result_e res; switch (plat->status) { case PLAT_UP: res = T_MovePlane(plat->sector, plat->speed, plat->high, plat->crush, 0, 1); if (res == RES_CRUSHED && (!plat->crush)) { plat->count = plat->wait; plat->status = PLAT_DOWN; SN_StartSequence((mobj_t *) & plat->sector->soundorg, SEQ_PLATFORM + plat->sector->seqType); } else if (res == RES_PASTDEST) { plat->count = plat->wait; plat->status = PLAT_WAITING; SN_StopSequence((mobj_t *) & plat->sector->soundorg); switch (plat->type) { case PLAT_DOWNWAITUPSTAY: case PLAT_DOWNBYVALUEWAITUPSTAY: P_RemoveActivePlat(plat); break; default: break; } } break; case PLAT_DOWN: res = T_MovePlane(plat->sector, plat->speed, plat->low, false, 0, -1); if (res == RES_PASTDEST) { plat->count = plat->wait; plat->status = PLAT_WAITING; switch (plat->type) { case PLAT_UPWAITDOWNSTAY: case PLAT_UPBYVALUEWAITDOWNSTAY: P_RemoveActivePlat(plat); break; default: break; } SN_StopSequence((mobj_t *) & plat->sector->soundorg); } break; case PLAT_WAITING: if (!--plat->count) { if (plat->sector->floorheight == plat->low) plat->status = PLAT_UP; else plat->status = PLAT_DOWN; SN_StartSequence((mobj_t *) & plat->sector->soundorg, SEQ_PLATFORM + plat->sector->seqType); } // case PLAT_IN_STASIS: // break; } } //================================================================== // // Do Platforms // "amount" is only used for SOME platforms. // //================================================================== int EV_DoPlat(line_t * line, byte * args, plattype_e type, int amount) { plat_t *plat; int secnum; int rtn; sector_t *sec; secnum = -1; rtn = 0; /* // // Activate all <type> plats that are in_stasis // switch(type) { case PLAT_PERPETUALRAISE: P_ActivateInStasis(args[0]); break; default: break; } */ while ((secnum = P_FindSectorFromTag(args[0], secnum)) >= 0) { sec = §ors[secnum]; if (sec->specialdata) continue; // // Find lowest & highest floors around sector // rtn = 1; plat = Z_Malloc(sizeof(*plat), PU_LEVSPEC, 0); P_AddThinker(&plat->thinker); plat->type = type; plat->sector = sec; plat->sector->specialdata = plat; plat->thinker.function = T_PlatRaise; plat->crush = false; plat->tag = args[0]; plat->speed = args[1] * (FRACUNIT / 8); switch (type) { case PLAT_DOWNWAITUPSTAY: plat->low = P_FindLowestFloorSurrounding(sec) + 8 * FRACUNIT; if (plat->low > sec->floorheight) plat->low = sec->floorheight; plat->high = sec->floorheight; plat->wait = args[2]; plat->status = PLAT_DOWN; break; case PLAT_DOWNBYVALUEWAITUPSTAY: plat->low = sec->floorheight - args[3] * 8 * FRACUNIT; if (plat->low > sec->floorheight) plat->low = sec->floorheight; plat->high = sec->floorheight; plat->wait = args[2]; plat->status = PLAT_DOWN; break; case PLAT_UPWAITDOWNSTAY: plat->high = P_FindHighestFloorSurrounding(sec); if (plat->high < sec->floorheight) plat->high = sec->floorheight; plat->low = sec->floorheight; plat->wait = args[2]; plat->status = PLAT_UP; break; case PLAT_UPBYVALUEWAITDOWNSTAY: plat->high = sec->floorheight + args[3] * 8 * FRACUNIT; if (plat->high < sec->floorheight) plat->high = sec->floorheight; plat->low = sec->floorheight; plat->wait = args[2]; plat->status = PLAT_UP; break; case PLAT_PERPETUALRAISE: plat->low = P_FindLowestFloorSurrounding(sec) + 8 * FRACUNIT; if (plat->low > sec->floorheight) plat->low = sec->floorheight; plat->high = P_FindHighestFloorSurrounding(sec); if (plat->high < sec->floorheight) plat->high = sec->floorheight; plat->wait = args[2]; plat->status = P_Random() & 1; break; } P_AddActivePlat(plat); SN_StartSequence((mobj_t *) & sec->soundorg, SEQ_PLATFORM + sec->seqType); } return rtn; } #if 0 void P_ActivateInStasis(int tag) { int i; for (i = 0; i < MAXPLATS; i++) if (activeplats[i] && (activeplats[i])->tag == tag && (activeplats[i])->status == PLAT_IN_STASIS) { (activeplats[i])->status = (activeplats[i])->oldstatus; (activeplats[i])->thinker.function = T_PlatRaise; } } #endif void EV_StopPlat(line_t * line, byte * args) { int i; for (i = 0; i < MAXPLATS; i++) { activeplats[i]->tag = args[0]; if (activeplats[i]->tag != 0) { activeplats[i]->sector->specialdata = NULL; P_TagFinished(activeplats[i]->sector->tag); P_RemoveThinker(&activeplats[i]->thinker); activeplats[i] = NULL; return; } } /* int j; for (j = 0;j < MAXPLATS;j++) { if (activeplats[j] && ((activeplats[j])->status != PLAT_IN_STASIS) && ((activeplats[j])->tag == args[0])) { (activeplats[j])->oldstatus = (activeplats[j])->status; (activeplats[j])->status = PLAT_IN_STASIS; (activeplats[j])->thinker.function = NULL; SN_StopSequence((mobj_t *)&(activeplats[j])->sector->soundorg); } } */ } void P_AddActivePlat(plat_t * plat) { int i; for (i = 0; i < MAXPLATS; i++) if (activeplats[i] == NULL) { activeplats[i] = plat; return; } I_Error("P_AddActivePlat: no more plats!"); } void P_RemoveActivePlat(plat_t * plat) { int i; for (i = 0; i < MAXPLATS; i++) if (plat == activeplats[i]) { (activeplats[i])->sector->specialdata = NULL; P_TagFinished(plat->sector->tag); P_RemoveThinker(&(activeplats[i])->thinker); activeplats[i] = NULL; return; } I_Error("P_RemoveActivePlat: can't find plat!"); }