1033 lines
28 KiB
C++
1033 lines
28 KiB
C++
/*
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* Portions of this file are copyright Rebirth contributors and licensed as
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* described in COPYING.txt.
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* Portions of this file are copyright Parallax Software and licensed
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* according to the Parallax license below.
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* See COPYING.txt for license details.
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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/*
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*
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* New Triggers and Switches.
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include <string.h>
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#include "gauges.h"
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#include "newmenu.h"
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#include "game.h"
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#include "switch.h"
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#include "inferno.h"
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#include "segment.h"
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#include "dxxerror.h"
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#include "gameseg.h"
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#include "wall.h"
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#include "texmap.h"
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#include "fuelcen.h"
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#include "cntrlcen.h"
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#include "newdemo.h"
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#include "player.h"
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#include "endlevel.h"
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#include "gameseq.h"
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#include "multi.h"
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#include "palette.h"
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#include "robot.h"
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#include "bm.h"
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#include "byteutil.h"
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#ifdef EDITOR
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#include "editor/editor.h"
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#endif
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#include "physfs-serial.h"
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unsigned Num_triggers;
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array<trigger, MAX_TRIGGERS> Triggers;
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#ifdef EDITOR
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fix trigger_time_count=F1_0;
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//-----------------------------------------------------------------
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// Initializes all the switches.
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void trigger_init()
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{
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int i;
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Num_triggers = 0;
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for (i=0;i<MAX_TRIGGERS;i++)
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{
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Triggers[i].flags = 0;
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#if defined(DXX_BUILD_DESCENT_I)
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Triggers[i].link_num = -1;
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#elif defined(DXX_BUILD_DESCENT_II)
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Triggers[i].num_links = 0;
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#endif
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Triggers[i].value = 0;
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Triggers[i].time = -1;
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}
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}
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#endif
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//-----------------------------------------------------------------
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// Executes a link, attached to a trigger.
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// Toggles all walls linked to the switch.
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// Opens doors, Blasts blast walls, turns off illusions.
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static void do_link(sbyte trigger_num)
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{
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int i;
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if (trigger_num != -1) {
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for (i=0;i<Triggers[trigger_num].num_links;i++) {
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wall_toggle(Triggers[trigger_num].seg[i], Triggers[trigger_num].side[i]);
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}
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}
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}
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#if defined(DXX_BUILD_DESCENT_II)
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//close a door
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static void do_close_door(sbyte trigger_num)
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{
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int i;
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if (trigger_num != -1) {
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for (i=0;i<Triggers[trigger_num].num_links;i++)
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wall_close_door(&Segments[Triggers[trigger_num].seg[i]], Triggers[trigger_num].side[i]);
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}
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}
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//turns lighting on. returns true if lights were actually turned on. (they
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//would not be if they had previously been shot out).
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static int do_light_on(sbyte trigger_num)
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{
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int i,ret=0;
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if (trigger_num != -1) {
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for (i=0;i<Triggers[trigger_num].num_links;i++) {
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int sidenum;
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segnum_t segnum = Triggers[trigger_num].seg[i];
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sidenum = Triggers[trigger_num].side[i];
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//check if tmap2 casts light before turning the light on. This
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//is to keep us from turning on blown-out lights
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if (TmapInfo[Segments[segnum].sides[sidenum].tmap_num2 & 0x3fff].lighting) {
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ret |= add_light(segnum, sidenum); //any light sets flag
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enable_flicker(segnum, sidenum);
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}
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}
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}
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return ret;
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}
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//turns lighting off. returns true if lights were actually turned off. (they
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//would not be if they had previously been shot out).
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static int do_light_off(sbyte trigger_num)
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{
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int i,ret=0;
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if (trigger_num != -1) {
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for (i=0;i<Triggers[trigger_num].num_links;i++) {
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int sidenum;
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segnum_t segnum = Triggers[trigger_num].seg[i];
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sidenum = Triggers[trigger_num].side[i];
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//check if tmap2 casts light before turning the light off. This
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//is to keep us from turning off blown-out lights
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if (TmapInfo[Segments[segnum].sides[sidenum].tmap_num2 & 0x3fff].lighting) {
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ret |= subtract_light(segnum, sidenum); //any light sets flag
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disable_flicker(segnum, sidenum);
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}
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}
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}
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return ret;
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}
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// Unlocks all doors linked to the switch.
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static void do_unlock_doors(sbyte trigger_num)
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{
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int i;
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if (trigger_num != -1) {
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for (i=0;i<Triggers[trigger_num].num_links;i++) {
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Walls[Segments[Triggers[trigger_num].seg[i]].sides[Triggers[trigger_num].side[i]].wall_num].flags &= ~WALL_DOOR_LOCKED;
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Walls[Segments[Triggers[trigger_num].seg[i]].sides[Triggers[trigger_num].side[i]].wall_num].keys = KEY_NONE;
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}
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}
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}
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// Locks all doors linked to the switch.
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static void do_lock_doors(sbyte trigger_num)
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{
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int i;
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if (trigger_num != -1) {
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for (i=0;i<Triggers[trigger_num].num_links;i++) {
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Walls[Segments[Triggers[trigger_num].seg[i]].sides[Triggers[trigger_num].side[i]].wall_num].flags |= WALL_DOOR_LOCKED;
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}
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}
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}
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// Changes walls pointed to by a trigger. returns true if any walls changed
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static int do_change_walls(sbyte trigger_num)
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{
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int i,ret=0;
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if (trigger_num != -1) {
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for (i=0;i<Triggers[trigger_num].num_links;i++) {
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segment *segp,*csegp;
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short side,cside;
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int new_wall_type;
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segp = &Segments[Triggers[trigger_num].seg[i]];
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side = Triggers[trigger_num].side[i];
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if (segp->children[side] < 0)
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{
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csegp = NULL;
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cside = -1;
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}
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else
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{
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csegp = &Segments[segp->children[side]];
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cside = find_connect_side(segp, csegp);
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Assert(cside != -1);
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}
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//segp->sides[side].wall_num = -1;
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//csegp->sides[cside].wall_num = -1;
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switch (Triggers[trigger_num].type) {
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case TT_OPEN_WALL: new_wall_type = WALL_OPEN; break;
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case TT_CLOSE_WALL: new_wall_type = WALL_CLOSED; break;
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case TT_ILLUSORY_WALL: new_wall_type = WALL_ILLUSION; break;
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default:
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Assert(0); /* new_wall_type unset */
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return(0);
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break;
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}
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if (Walls[segp->sides[side].wall_num].type == new_wall_type &&
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(cside < 0 || csegp->sides[cside].wall_num == wall_none ||
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Walls[csegp->sides[cside].wall_num].type == new_wall_type))
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continue; //already in correct state, so skip
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ret = 1;
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switch (Triggers[trigger_num].type) {
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case TT_OPEN_WALL:
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if ((TmapInfo[segp->sides[side].tmap_num].flags & TMI_FORCE_FIELD)) {
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vms_vector pos;
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compute_center_point_on_side(&pos, segp, side );
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digi_link_sound_to_pos( SOUND_FORCEFIELD_OFF, segp-Segments, side, pos, 0, F1_0 );
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Walls[segp->sides[side].wall_num].type = new_wall_type;
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digi_kill_sound_linked_to_segment(segp-Segments,side,SOUND_FORCEFIELD_HUM);
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if (cside > -1 && csegp->sides[cside].wall_num != wall_none)
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{
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Walls[csegp->sides[cside].wall_num].type = new_wall_type;
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digi_kill_sound_linked_to_segment(csegp-Segments, cside, SOUND_FORCEFIELD_HUM);
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}
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}
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else
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start_wall_cloak(segp,side);
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ret = 1;
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break;
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case TT_CLOSE_WALL:
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if ((TmapInfo[segp->sides[side].tmap_num].flags & TMI_FORCE_FIELD)) {
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vms_vector pos;
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compute_center_point_on_side(&pos, segp, side );
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digi_link_sound_to_pos(SOUND_FORCEFIELD_HUM,segp-Segments,side, pos,1, F1_0/2);
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Walls[segp->sides[side].wall_num].type = new_wall_type;
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if (cside > -1 && csegp->sides[cside].wall_num != wall_none)
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Walls[csegp->sides[cside].wall_num].type = new_wall_type;
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}
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else
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start_wall_decloak(segp,side);
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break;
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case TT_ILLUSORY_WALL:
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Walls[segp->sides[side].wall_num].type = new_wall_type;
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if (cside > -1 && csegp->sides[cside].wall_num != wall_none)
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Walls[csegp->sides[cside].wall_num].type = new_wall_type;
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break;
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}
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kill_stuck_objects(segp->sides[side].wall_num);
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if (cside > -1 && csegp->sides[cside].wall_num != wall_none)
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kill_stuck_objects(csegp->sides[cside].wall_num);
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}
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}
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return ret;
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}
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#define print_trigger_message(pnum,trig,shot,message) \
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((void)((__print_trigger_message(pnum,trig,shot)) && \
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(HUD_init_message(HM_DEFAULT, message, &"s"[((Triggers[trig].num_links>1)?0:1)]))))
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static int __print_trigger_message(int pnum,int trig,int shot)
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{
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if (pnum!=Player_num)
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return 0;
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if (!(Triggers[trig].flags & TF_NO_MESSAGE) && shot)
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return 1;
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return 0;
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}
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#endif
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static void do_matcen(sbyte trigger_num)
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{
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int i;
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if (trigger_num != -1) {
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for (i=0;i<Triggers[trigger_num].num_links;i++) {
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trigger_matcen(Triggers[trigger_num].seg[i] );
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}
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}
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}
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static void do_il_on(sbyte trigger_num)
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{
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int i;
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if (trigger_num != -1) {
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for (i=0;i<Triggers[trigger_num].num_links;i++) {
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wall_illusion_on(&Segments[Triggers[trigger_num].seg[i]], Triggers[trigger_num].side[i]);
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}
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}
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}
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static void do_il_off(sbyte trigger_num)
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{
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int i;
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if (trigger_num != -1) {
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for (i=0;i<Triggers[trigger_num].num_links;i++) {
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segment *seg = &Segments[Triggers[trigger_num].seg[i]];
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int side = Triggers[trigger_num].side[i];
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wall_illusion_off(seg, side);
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#if defined(DXX_BUILD_DESCENT_II)
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vms_vector cp;
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compute_center_point_on_side(&cp, seg, side );
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digi_link_sound_to_pos( SOUND_WALL_REMOVED, seg-Segments, side, cp, 0, F1_0 );
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#endif
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}
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}
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}
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#if defined(DXX_BUILD_DESCENT_II)
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static int wall_is_forcefield(trigger *trig)
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{
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int i;
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for (i=0;i<trig->num_links;i++)
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if ((TmapInfo[Segments[trig->seg[i]].sides[trig->side[i]].tmap_num].flags & TMI_FORCE_FIELD))
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break;
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return (i<trig->num_links);
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}
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#endif
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int check_trigger_sub(int trigger_num, int pnum,int shot)
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{
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if (pnum < 0 || pnum > MAX_PLAYERS)
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return 1;
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if ((Game_mode & GM_MULTI) && (Players[pnum].connected != CONNECT_PLAYING)) // as a host we may want to handle triggers for our clients. to do that properly we must check wether we (host) or client is actually playing.
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return 1;
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#if defined(DXX_BUILD_DESCENT_I)
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(void)shot;
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if (pnum == Player_num) {
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if (Triggers[trigger_num].flags & TRIGGER_SHIELD_DAMAGE) {
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Players[Player_num].shields -= Triggers[trigger_num].value;
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}
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if (Triggers[trigger_num].flags & TRIGGER_EXIT) {
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start_endlevel_sequence();
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}
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if (Triggers[trigger_num].flags & TRIGGER_SECRET_EXIT) {
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if (Newdemo_state == ND_STATE_RECORDING) // stop demo recording
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Newdemo_state = ND_STATE_PAUSED;
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if (Game_mode & GM_MULTI)
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multi_send_endlevel_start(1);
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if (Game_mode & GM_NETWORK)
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multi_do_protocol_frame(1, 1);
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PlayerFinishedLevel(1); //1 means go to secret level
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Control_center_destroyed = 0;
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return 1;
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}
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if (Triggers[trigger_num].flags & TRIGGER_ENERGY_DRAIN) {
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Players[Player_num].energy -= Triggers[trigger_num].value;
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}
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}
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if (Triggers[trigger_num].flags & TRIGGER_CONTROL_DOORS) {
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do_link(trigger_num);
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}
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if (Triggers[trigger_num].flags & TRIGGER_MATCEN) {
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if (!(Game_mode & GM_MULTI) || (Game_mode & GM_MULTI_ROBOTS))
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do_matcen(trigger_num);
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}
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if (Triggers[trigger_num].flags & TRIGGER_ILLUSION_ON) {
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do_il_on(trigger_num);
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}
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if (Triggers[trigger_num].flags & TRIGGER_ILLUSION_OFF) {
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do_il_off(trigger_num);
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}
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#elif defined(DXX_BUILD_DESCENT_II)
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trigger *trig = &Triggers[trigger_num];
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if (trig->flags & TF_DISABLED)
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return 1; //1 means don't send trigger hit to other players
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if (trig->flags & TF_ONE_SHOT) //if this is a one-shot...
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trig->flags |= TF_DISABLED; //..then don't let it happen again
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switch (trig->type) {
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case TT_EXIT:
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if (pnum!=Player_num)
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break;
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if (!EMULATING_D1)
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digi_stop_digi_sounds(); //Sound shouldn't cut out when exiting a D1 lvl
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if (Current_level_num > 0) {
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start_endlevel_sequence();
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} else if (Current_level_num < 0) {
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if ((Players[Player_num].shields < 0) || Player_is_dead)
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break;
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// NMN 04/09/07 Do endlevel movie if we are
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// playing a D1 secret level
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if (EMULATING_D1)
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{
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start_endlevel_sequence();
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} else {
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ExitSecretLevel();
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}
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return 1;
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} else {
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#ifdef EDITOR
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nm_messagebox_str( "Yo!", "You have hit the exit trigger!", "" );
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#else
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Int3(); //level num == 0, but no editor!
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#endif
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}
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return 1;
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break;
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case TT_SECRET_EXIT: {
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int truth;
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if (pnum!=Player_num)
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break;
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if ((Players[Player_num].shields < 0) || Player_is_dead)
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break;
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if (is_SHAREWARE || is_MAC_SHARE) {
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HUD_init_message_literal(HM_DEFAULT, "Secret Level Teleporter disabled in Descent 2 Demo");
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digi_play_sample( SOUND_BAD_SELECTION, F1_0 );
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break;
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}
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if (Game_mode & GM_MULTI) {
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HUD_init_message_literal(HM_DEFAULT, "Secret Level Teleporter disabled in multiplayer!");
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digi_play_sample( SOUND_BAD_SELECTION, F1_0 );
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break;
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}
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truth = p_secret_level_destroyed();
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if (Newdemo_state == ND_STATE_RECORDING) // record whether we're really going to the secret level
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newdemo_record_secret_exit_blown(truth);
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if ((Newdemo_state != ND_STATE_PLAYBACK) && truth) {
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HUD_init_message_literal(HM_DEFAULT, "Secret Level destroyed. Exit disabled.");
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digi_play_sample( SOUND_BAD_SELECTION, F1_0 );
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break;
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}
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if (Newdemo_state == ND_STATE_RECORDING) // stop demo recording
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Newdemo_state = ND_STATE_PAUSED;
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digi_stop_digi_sounds();
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EnterSecretLevel();
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Control_center_destroyed = 0;
|
|
return 1;
|
|
break;
|
|
|
|
}
|
|
|
|
case TT_OPEN_DOOR:
|
|
do_link(trigger_num);
|
|
print_trigger_message (pnum,trigger_num,shot,"Door%s opened!");
|
|
|
|
break;
|
|
|
|
case TT_CLOSE_DOOR:
|
|
do_close_door(trigger_num);
|
|
print_trigger_message (pnum,trigger_num,shot,"Door%s closed!");
|
|
break;
|
|
|
|
case TT_UNLOCK_DOOR:
|
|
do_unlock_doors(trigger_num);
|
|
print_trigger_message (pnum,trigger_num,shot,"Door%s unlocked!");
|
|
|
|
break;
|
|
|
|
case TT_LOCK_DOOR:
|
|
do_lock_doors(trigger_num);
|
|
print_trigger_message (pnum,trigger_num,shot,"Door%s locked!");
|
|
|
|
break;
|
|
|
|
case TT_OPEN_WALL:
|
|
if (do_change_walls(trigger_num))
|
|
{
|
|
if (wall_is_forcefield(trig))
|
|
print_trigger_message (pnum,trigger_num,shot,"Force field%s deactivated!");
|
|
else
|
|
print_trigger_message (pnum,trigger_num,shot,"Wall%s opened!");
|
|
}
|
|
break;
|
|
|
|
case TT_CLOSE_WALL:
|
|
if (do_change_walls(trigger_num))
|
|
{
|
|
if (wall_is_forcefield(trig))
|
|
print_trigger_message (pnum,trigger_num,shot,"Force field%s activated!");
|
|
else
|
|
print_trigger_message (pnum,trigger_num,shot,"Wall%s closed!");
|
|
}
|
|
break;
|
|
|
|
case TT_ILLUSORY_WALL:
|
|
//don't know what to say, so say nothing
|
|
do_change_walls(trigger_num);
|
|
break;
|
|
|
|
case TT_MATCEN:
|
|
if (!(Game_mode & GM_MULTI) || (Game_mode & GM_MULTI_ROBOTS))
|
|
do_matcen(trigger_num);
|
|
break;
|
|
|
|
case TT_ILLUSION_ON:
|
|
do_il_on(trigger_num);
|
|
print_trigger_message (pnum,trigger_num,shot,"Illusion%s on!");
|
|
break;
|
|
|
|
case TT_ILLUSION_OFF:
|
|
do_il_off(trigger_num);
|
|
print_trigger_message (pnum,trigger_num,shot,"Illusion%s off!");
|
|
break;
|
|
|
|
case TT_LIGHT_OFF:
|
|
if (do_light_off(trigger_num))
|
|
print_trigger_message (pnum,trigger_num,shot,"Light%s off!");
|
|
break;
|
|
|
|
case TT_LIGHT_ON:
|
|
if (do_light_on(trigger_num))
|
|
print_trigger_message (pnum,trigger_num,shot,"Light%s on!");
|
|
|
|
break;
|
|
|
|
default:
|
|
Int3();
|
|
break;
|
|
}
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
//-----------------------------------------------------------------
|
|
// Checks for a trigger whenever an object hits a trigger side.
|
|
void check_trigger(segment *seg, short side, objnum_t objnum,int shot)
|
|
{
|
|
int trigger_num; //, ctrigger_num;
|
|
|
|
if ((Game_mode & GM_MULTI) && (Players[Player_num].connected != CONNECT_PLAYING)) // as a host we may want to handle triggers for our clients. so this function may be called when we are not playing.
|
|
return;
|
|
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
if (objnum == Players[Player_num].objnum)
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
if ((objnum == Players[Player_num].objnum) || ((Objects[objnum].type == OBJ_ROBOT) && (Robot_info[get_robot_id(&Objects[objnum])].companion)))
|
|
#endif
|
|
{
|
|
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
if ( Newdemo_state == ND_STATE_PLAYBACK )
|
|
return;
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
if ( Newdemo_state == ND_STATE_RECORDING )
|
|
newdemo_record_trigger( seg-Segments, side, objnum,shot);
|
|
#endif
|
|
|
|
auto wall_num = seg->sides[side].wall_num;
|
|
if ( wall_num == wall_none ) return;
|
|
|
|
trigger_num = Walls[wall_num].trigger;
|
|
|
|
if (trigger_num == -1)
|
|
return;
|
|
|
|
if (check_trigger_sub(trigger_num, Player_num,shot))
|
|
return;
|
|
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
if (Triggers[trigger_num].flags & TRIGGER_ONE_SHOT) {
|
|
int ctrigger_num;
|
|
segment *csegp;
|
|
Triggers[trigger_num].flags &= ~TRIGGER_ON;
|
|
|
|
csegp = &Segments[seg->children[side]];
|
|
auto cside = find_connect_side(seg, csegp);
|
|
Assert(cside != -1);
|
|
|
|
wall_num = csegp->sides[cside].wall_num;
|
|
if ( wall_num == wall_none ) return;
|
|
|
|
ctrigger_num = Walls[wall_num].trigger;
|
|
|
|
Triggers[ctrigger_num].flags &= ~TRIGGER_ON;
|
|
}
|
|
#endif
|
|
if (Game_mode & GM_MULTI)
|
|
multi_send_trigger(trigger_num);
|
|
}
|
|
}
|
|
|
|
void triggers_frame_process()
|
|
{
|
|
int i;
|
|
|
|
for (i=0;i<Num_triggers;i++)
|
|
if (Triggers[i].time >= 0)
|
|
Triggers[i].time -= FrameTime;
|
|
}
|
|
|
|
/*
|
|
* reads a v29_trigger structure from a PHYSFS_file
|
|
*/
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
void v26_trigger_read(PHYSFS_File *fp, trigger &t)
|
|
{
|
|
int type;
|
|
switch ((type = PHYSFSX_readByte(fp)))
|
|
{
|
|
case TT_OPEN_DOOR: // door
|
|
t.flags = TRIGGER_CONTROL_DOORS;
|
|
break;
|
|
case TT_MATCEN: // matcen
|
|
t.flags = TRIGGER_MATCEN;
|
|
break;
|
|
case TT_EXIT: // exit
|
|
t.flags = TRIGGER_EXIT;
|
|
break;
|
|
case TT_SECRET_EXIT: // secret exit
|
|
t.flags = TRIGGER_SECRET_EXIT;
|
|
break;
|
|
case TT_ILLUSION_OFF: // illusion off
|
|
t.flags = TRIGGER_ILLUSION_OFF;
|
|
break;
|
|
case TT_ILLUSION_ON: // illusion on
|
|
t.flags = TRIGGER_ILLUSION_ON;
|
|
break;
|
|
default:
|
|
con_printf(CON_URGENT,"Warning: unsupported trigger type %d", type);
|
|
throw std::runtime_error("unsupported trigger type");
|
|
}
|
|
t.flags = (PHYSFSX_readByte(fp) & 2) ? // one shot
|
|
TRIGGER_ONE_SHOT :
|
|
0;
|
|
t.num_links = PHYSFSX_readShort(fp);
|
|
t.value = PHYSFSX_readInt(fp);
|
|
t.time = PHYSFSX_readInt(fp);
|
|
for (unsigned i=0; i < MAX_WALLS_PER_LINK; i++ )
|
|
t.seg[i] = PHYSFSX_readShort(fp);
|
|
for (unsigned i=0; i < MAX_WALLS_PER_LINK; i++ )
|
|
t.side[i] = PHYSFSX_readShort(fp);
|
|
}
|
|
|
|
void v25_trigger_read(PHYSFS_file *fp, trigger *t)
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
extern void v29_trigger_read(v29_trigger *t, PHYSFS_file *fp)
|
|
#endif
|
|
{
|
|
int i;
|
|
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
PHYSFSX_readByte(fp);
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
t->type = PHYSFSX_readByte(fp);
|
|
#endif
|
|
t->flags = PHYSFSX_readShort(fp);
|
|
t->value = PHYSFSX_readFix(fp);
|
|
t->time = PHYSFSX_readFix(fp);
|
|
t->link_num = PHYSFSX_readByte(fp);
|
|
t->num_links = PHYSFSX_readShort(fp);
|
|
for (i=0; i<MAX_WALLS_PER_LINK; i++ )
|
|
t->seg[i] = PHYSFSX_readShort(fp);
|
|
for (i=0; i<MAX_WALLS_PER_LINK; i++ )
|
|
t->side[i] = PHYSFSX_readShort(fp);
|
|
}
|
|
|
|
#if defined(DXX_BUILD_DESCENT_II)
|
|
/*
|
|
* reads a v30_trigger structure from a PHYSFS_file
|
|
*/
|
|
extern void v30_trigger_read(v30_trigger *t, PHYSFS_file *fp)
|
|
{
|
|
int i;
|
|
|
|
t->flags = PHYSFSX_readShort(fp);
|
|
t->num_links = PHYSFSX_readByte(fp);
|
|
t->pad = PHYSFSX_readByte(fp);
|
|
t->value = PHYSFSX_readFix(fp);
|
|
t->time = PHYSFSX_readFix(fp);
|
|
for (i=0; i<MAX_WALLS_PER_LINK; i++ )
|
|
t->seg[i] = PHYSFSX_readShort(fp);
|
|
for (i=0; i<MAX_WALLS_PER_LINK; i++ )
|
|
t->side[i] = PHYSFSX_readShort(fp);
|
|
}
|
|
|
|
/*
|
|
* reads a trigger structure from a PHYSFS_file
|
|
*/
|
|
extern void trigger_read(trigger *t, PHYSFS_file *fp)
|
|
{
|
|
int i;
|
|
|
|
t->type = PHYSFSX_readByte(fp);
|
|
t->flags = PHYSFSX_readByte(fp);
|
|
t->num_links = PHYSFSX_readByte(fp);
|
|
PHYSFSX_readByte(fp);
|
|
t->value = PHYSFSX_readFix(fp);
|
|
t->time = PHYSFSX_readFix(fp);
|
|
for (i=0; i<MAX_WALLS_PER_LINK; i++ )
|
|
t->seg[i] = PHYSFSX_readShort(fp);
|
|
for (i=0; i<MAX_WALLS_PER_LINK; i++ )
|
|
t->side[i] = PHYSFSX_readShort(fp);
|
|
}
|
|
|
|
static ubyte trigger_type_from_flags(short flags)
|
|
{
|
|
if (flags & TRIGGER_CONTROL_DOORS)
|
|
return TT_OPEN_DOOR;
|
|
else if (flags & TRIGGER_SHIELD_DAMAGE)
|
|
throw std::runtime_error("unsupported trigger type");
|
|
else if (flags & TRIGGER_ENERGY_DRAIN)
|
|
throw std::runtime_error("unsupported trigger type");
|
|
else if (flags & TRIGGER_EXIT)
|
|
return TT_EXIT;
|
|
else if (flags & TRIGGER_MATCEN)
|
|
return TT_MATCEN;
|
|
else if (flags & TRIGGER_ILLUSION_OFF)
|
|
return TT_ILLUSION_OFF;
|
|
else if (flags & TRIGGER_SECRET_EXIT)
|
|
return TT_SECRET_EXIT;
|
|
else if (flags & TRIGGER_ILLUSION_ON)
|
|
return TT_ILLUSION_ON;
|
|
else if (flags & TRIGGER_UNLOCK_DOORS)
|
|
return TT_UNLOCK_DOOR;
|
|
else if (flags & TRIGGER_OPEN_WALL)
|
|
return TT_OPEN_WALL;
|
|
else if (flags & TRIGGER_CLOSE_WALL)
|
|
return TT_CLOSE_WALL;
|
|
else if (flags & TRIGGER_ILLUSORY_WALL)
|
|
return TT_ILLUSORY_WALL;
|
|
else
|
|
throw std::runtime_error("unsupported trigger type");
|
|
}
|
|
|
|
static void v30_trigger_to_v31_trigger(trigger &t, const v30_trigger &trig)
|
|
{
|
|
t.type = trigger_type_from_flags(trig.flags & ~TRIGGER_ON);
|
|
t.flags = (trig.flags & TRIGGER_ONE_SHOT) ? TF_ONE_SHOT : 0;
|
|
t.num_links = trig.num_links;
|
|
t.num_links = trig.num_links;
|
|
t.value = trig.value;
|
|
t.time = trig.time;
|
|
t.seg = trig.seg;
|
|
t.side = trig.side;
|
|
}
|
|
|
|
static void v29_trigger_read_as_v30(PHYSFS_File *fp, v30_trigger &trig)
|
|
{
|
|
v29_trigger trig29;
|
|
v29_trigger_read(&trig29, fp);
|
|
trig.flags = trig29.flags;
|
|
// skip trig29.link_num. v30_trigger does not need it
|
|
trig.num_links = trig29.num_links;
|
|
trig.value = trig29.value;
|
|
trig.time = trig29.time;
|
|
trig.seg = trig29.seg;
|
|
trig.side = trig29.side;
|
|
}
|
|
|
|
void v29_trigger_read_as_v31(PHYSFS_File *fp, trigger &t)
|
|
{
|
|
v30_trigger trig;
|
|
v29_trigger_read_as_v30(fp, trig);
|
|
v30_trigger_to_v31_trigger(t, trig);
|
|
}
|
|
|
|
void v30_trigger_read_as_v31(PHYSFS_File *fp, trigger &t)
|
|
{
|
|
v30_trigger trig;
|
|
v30_trigger_read(&trig, fp);
|
|
v30_trigger_to_v31_trigger(t, trig);
|
|
}
|
|
#endif
|
|
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
DEFINE_SERIAL_UDT_TO_MESSAGE(trigger, t, (serial::pad<1>(), t.flags, t.value, t.time, t.link_num, t.num_links, t.seg, t.side));
|
|
ASSERT_SERIAL_UDT_MESSAGE_SIZE(trigger, 54);
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
DEFINE_SERIAL_UDT_TO_MESSAGE(trigger, t, (t.type, t.flags, t.num_links, serial::pad<1>(), t.value, t.time, t.seg, t.side));
|
|
ASSERT_SERIAL_UDT_MESSAGE_SIZE(trigger, 52);
|
|
#endif
|
|
|
|
/*
|
|
* reads n trigger structs from a PHYSFS_file and swaps if specified
|
|
*/
|
|
void trigger_read(PHYSFS_file *fp, trigger &t)
|
|
{
|
|
PHYSFSX_serialize_read(fp, t);
|
|
}
|
|
|
|
void trigger_write(PHYSFS_file *fp, const trigger &t)
|
|
{
|
|
PHYSFSX_serialize_write(fp, t);
|
|
}
|
|
|
|
void v29_trigger_write(PHYSFS_file *fp, const trigger &rt)
|
|
{
|
|
const trigger *t = &rt;
|
|
PHYSFSX_writeU8(fp, 0); // unused 'type'
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
PHYSFS_writeSLE16(fp, t->flags);
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
switch (t->type)
|
|
{
|
|
case TT_OPEN_DOOR:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_CONTROL_DOORS | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_EXIT:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_EXIT | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_MATCEN:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_MATCEN | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_ILLUSION_OFF:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_ILLUSION_OFF | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_SECRET_EXIT:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_SECRET_EXIT | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_ILLUSION_ON:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_ILLUSION_ON | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_UNLOCK_DOOR:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_UNLOCK_DOORS | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_OPEN_WALL:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_OPEN_WALL | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_CLOSE_WALL:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_CLOSE_WALL | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_ILLUSORY_WALL:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_ILLUSORY_WALL | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
default:
|
|
Int3();
|
|
PHYSFS_writeSLE16(fp, 0);
|
|
break;
|
|
}
|
|
#endif
|
|
|
|
PHYSFSX_writeFix(fp, t->value);
|
|
PHYSFSX_writeFix(fp, t->time);
|
|
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
PHYSFSX_writeU8(fp, t->link_num);
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
PHYSFSX_writeU8(fp, -1); //t->link_num
|
|
#endif
|
|
PHYSFS_writeSLE16(fp, t->num_links);
|
|
|
|
for (unsigned i = 0; i < MAX_WALLS_PER_LINK; i++)
|
|
PHYSFS_writeSLE16(fp, t->seg[i]);
|
|
for (unsigned i = 0; i < MAX_WALLS_PER_LINK; i++)
|
|
PHYSFS_writeSLE16(fp, t->side[i]);
|
|
}
|
|
|
|
void v30_trigger_write(PHYSFS_file *fp, const trigger &rt)
|
|
{
|
|
const trigger *t = &rt;
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
if (t->flags & TRIGGER_CONTROL_DOORS)
|
|
PHYSFSX_writeU8(fp, TT_OPEN_DOOR); // door
|
|
else if (t->flags & TRIGGER_MATCEN)
|
|
PHYSFSX_writeU8(fp, TT_MATCEN); // matcen
|
|
else if (t->flags & TRIGGER_EXIT)
|
|
PHYSFSX_writeU8(fp, TT_EXIT); // exit
|
|
else if (t->flags & TRIGGER_SECRET_EXIT)
|
|
PHYSFSX_writeU8(fp, TT_SECRET_EXIT); // secret exit
|
|
else if (t->flags & TRIGGER_ILLUSION_OFF)
|
|
PHYSFSX_writeU8(fp, TT_ILLUSION_OFF); // illusion off
|
|
else if (t->flags & TRIGGER_ILLUSION_ON)
|
|
PHYSFSX_writeU8(fp, TT_ILLUSION_ON); // illusion on
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
PHYSFSX_writeU8(fp, t->type);
|
|
#endif
|
|
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
PHYSFS_writeSLE16(fp, t->flags);
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
switch (t->type)
|
|
{
|
|
case TT_OPEN_DOOR:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_CONTROL_DOORS | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_EXIT:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_EXIT | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_MATCEN:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_MATCEN | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_ILLUSION_OFF:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_ILLUSION_OFF | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_SECRET_EXIT:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_SECRET_EXIT | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_ILLUSION_ON:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_ILLUSION_ON | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_UNLOCK_DOOR:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_UNLOCK_DOORS | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_OPEN_WALL:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_OPEN_WALL | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_CLOSE_WALL:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_CLOSE_WALL | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
case TT_ILLUSORY_WALL:
|
|
PHYSFS_writeSLE16(fp, TRIGGER_ILLUSORY_WALL | ((t->flags & TF_ONE_SHOT) ? TRIGGER_ONE_SHOT : 0));
|
|
break;
|
|
|
|
default:
|
|
Int3();
|
|
PHYSFS_writeSLE16(fp, 0);
|
|
break;
|
|
}
|
|
#endif
|
|
|
|
PHYSFSX_writeU8(fp, t->num_links);
|
|
PHYSFSX_writeU8(fp, 0); // t->pad
|
|
|
|
PHYSFSX_writeFix(fp, t->value);
|
|
PHYSFSX_writeFix(fp, t->time);
|
|
|
|
for (unsigned i = 0; i < MAX_WALLS_PER_LINK; i++)
|
|
PHYSFS_writeSLE16(fp, t->seg[i]);
|
|
for (unsigned i = 0; i < MAX_WALLS_PER_LINK; i++)
|
|
PHYSFS_writeSLE16(fp, t->side[i]);
|
|
}
|
|
|
|
void v31_trigger_write(PHYSFS_file *fp, const trigger &rt)
|
|
{
|
|
const trigger *t = &rt;
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
if (t->flags & TRIGGER_CONTROL_DOORS)
|
|
PHYSFSX_writeU8(fp, TT_OPEN_DOOR); // door
|
|
else if (t->flags & TRIGGER_MATCEN)
|
|
PHYSFSX_writeU8(fp, TT_MATCEN); // matcen
|
|
else if (t->flags & TRIGGER_EXIT)
|
|
PHYSFSX_writeU8(fp, TT_EXIT); // exit
|
|
else if (t->flags & TRIGGER_SECRET_EXIT)
|
|
PHYSFSX_writeU8(fp, TT_SECRET_EXIT); // secret exit
|
|
else if (t->flags & TRIGGER_ILLUSION_OFF)
|
|
PHYSFSX_writeU8(fp, TT_ILLUSION_OFF); // illusion off
|
|
else if (t->flags & TRIGGER_ILLUSION_ON)
|
|
PHYSFSX_writeU8(fp, TT_ILLUSION_ON); // illusion on
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
PHYSFSX_writeU8(fp, t->type);
|
|
#endif
|
|
|
|
#if defined(DXX_BUILD_DESCENT_I)
|
|
PHYSFSX_writeU8(fp, (t->flags & TRIGGER_ONE_SHOT) ? 2 : 0); // flags
|
|
#elif defined(DXX_BUILD_DESCENT_II)
|
|
PHYSFSX_writeU8(fp, t->flags);
|
|
#endif
|
|
|
|
PHYSFSX_writeU8(fp, t->num_links);
|
|
PHYSFSX_writeU8(fp, 0); // t->pad
|
|
|
|
PHYSFSX_writeFix(fp, t->value);
|
|
PHYSFSX_writeFix(fp, t->time);
|
|
|
|
for (unsigned i = 0; i < MAX_WALLS_PER_LINK; i++)
|
|
PHYSFS_writeSLE16(fp, t->seg[i]);
|
|
for (unsigned i = 0; i < MAX_WALLS_PER_LINK; i++)
|
|
PHYSFS_writeSLE16(fp, t->side[i]);
|
|
}
|