diff options
Diffstat (limited to 'src/hexen/p_telept.c')
| -rw-r--r-- | src/hexen/p_telept.c | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/src/hexen/p_telept.c b/src/hexen/p_telept.c new file mode 100644 index 00000000..0e0e200f --- /dev/null +++ b/src/hexen/p_telept.c @@ -0,0 +1,177 @@ + +//************************************************************************** +//** +//** p_telept.c : Heretic 2 : Raven Software, Corp. +//** +//** $RCSfile: p_telept.c,v $ +//** $Revision: 1.13 $ +//** $Date: 95/10/08 04:23:24 $ +//** $Author: paul $ +//** +//************************************************************************** + +// HEADER FILES ------------------------------------------------------------ + +#include "h2def.h" +#include "p_local.h" +#include "soundst.h" + +// MACROS ------------------------------------------------------------------ + +// TYPES ------------------------------------------------------------------- + +// EXTERNAL FUNCTION PROTOTYPES -------------------------------------------- + +// PUBLIC FUNCTION PROTOTYPES ---------------------------------------------- + +// PRIVATE FUNCTION PROTOTYPES --------------------------------------------- + +// EXTERNAL DATA DECLARATIONS ---------------------------------------------- + +// PUBLIC DATA DEFINITIONS ------------------------------------------------- + +// PRIVATE DATA DEFINITIONS ------------------------------------------------ + +// CODE -------------------------------------------------------------------- + +//========================================================================== +// +// P_Teleport +// +//========================================================================== + +boolean P_Teleport(mobj_t *thing, fixed_t x, fixed_t y, angle_t angle, + boolean useFog) +{ + fixed_t oldx; + fixed_t oldy; + fixed_t oldz; + fixed_t aboveFloor; + fixed_t fogDelta; + player_t *player; + unsigned an; + mobj_t *fog; + + oldx = thing->x; + oldy = thing->y; + oldz = thing->z; + aboveFloor = thing->z-thing->floorz; + if(!P_TeleportMove(thing, x, y)) + { + return false; + } + if(thing->player) + { + player = thing->player; + if(player->powers[pw_flight] && aboveFloor) + { + thing->z = thing->floorz+aboveFloor; + if(thing->z+thing->height > thing->ceilingz) + { + thing->z = thing->ceilingz-thing->height; + } + player->viewz = thing->z+player->viewheight; + } + else + { + thing->z = thing->floorz; + player->viewz = thing->z+player->viewheight; + if(useFog) + { + player->lookdir = 0; + } + } + } + else if(thing->flags&MF_MISSILE) + { + thing->z = thing->floorz+aboveFloor; + if(thing->z+thing->height > thing->ceilingz) + { + thing->z = thing->ceilingz-thing->height; + } + } + else + { + thing->z = thing->floorz; + } + // Spawn teleport fog at source and destination + if(useFog) + { + fogDelta = thing->flags&MF_MISSILE ? 0 : TELEFOGHEIGHT; + fog = P_SpawnMobj(oldx, oldy, oldz+fogDelta, MT_TFOG); + S_StartSound(fog, SFX_TELEPORT); + an = angle>>ANGLETOFINESHIFT; + fog = P_SpawnMobj(x+20*finecosine[an], + y+20*finesine[an], thing->z+fogDelta, MT_TFOG); + S_StartSound(fog, SFX_TELEPORT); + if(thing->player && !thing->player->powers[pw_speed]) + { // Freeze player for about .5 sec + thing->reactiontime = 18; + } + thing->angle = angle; + } + if(thing->flags2&MF2_FLOORCLIP) + { + if(thing->z == thing->subsector->sector->floorheight + && P_GetThingFloorType(thing) > FLOOR_SOLID) + { + thing->floorclip = 10*FRACUNIT; + } + else + { + thing->floorclip = 0; + } + } + if(thing->flags&MF_MISSILE) + { + angle >>= ANGLETOFINESHIFT; + thing->momx = FixedMul(thing->info->speed, finecosine[angle]); + thing->momy = FixedMul(thing->info->speed, finesine[angle]); + } + else if(useFog) // no fog doesn't alter the player's momentums + { + thing->momx = thing->momy = thing->momz = 0; + } + return true; +} + +//========================================================================== +// +// EV_Teleport +// +//========================================================================== + +boolean EV_Teleport(int tid, mobj_t *thing, boolean fog) +{ + int i; + int count; + mobj_t *mo; + int searcher; + + if(!thing) + { // Teleport function called with an invalid mobj + return false; + } + if(thing->flags2&MF2_NOTELEPORT) + { + return false; + } + count = 0; + searcher = -1; + while(P_FindMobjFromTID(tid, &searcher) != NULL) + { + count++; + } + if(count == 0) + { + return false; + } + count = 1+(P_Random()%count); + searcher = -1; + for(i = 0; i < count; i++) + { + mo = P_FindMobjFromTID(tid, &searcher); + } + if (!mo) I_Error("Can't find teleport mapspot\n"); + return P_Teleport(thing, mo->x, mo->y, mo->angle, fog); +} |