620 lines
22 KiB
C++
620 lines
22 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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* Functions for loading mines in the game
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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 "pstypes.h"
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#include "inferno.h"
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#include "segment.h"
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#include "textures.h"
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#include "wall.h"
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#include "object.h"
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#include "gamemine.h"
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#include "dxxerror.h"
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#include "gameseg.h"
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#include "physfsx.h"
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#include "switch.h"
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#include "game.h"
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#include "fuelcen.h"
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#include "hash.h"
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#include "piggy.h"
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#include "gamesave.h"
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#include "compiler-poison.h"
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#include "compiler-range_for.h"
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#include "d_levelstate.h"
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#include "partial_range.h"
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#define REMOVE_EXT(s) (*(strchr( (s), '.' ))='\0')
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int New_file_format_load = 1; // "new file format" is everything newer than d1 shareware
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namespace dsx {
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namespace {
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static segment_special build_segment_special_from_untrusted(uint8_t untrusted)
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{
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switch (untrusted)
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{
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case static_cast<uint8_t>(segment_special::nothing):
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case static_cast<uint8_t>(segment_special::fuelcen):
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case static_cast<uint8_t>(segment_special::repaircen):
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case static_cast<uint8_t>(segment_special::controlcen):
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case static_cast<uint8_t>(segment_special::robotmaker):
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#if defined(DXX_BUILD_DESCENT_II)
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case static_cast<uint8_t>(segment_special::goal_blue):
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case static_cast<uint8_t>(segment_special::goal_red):
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#endif
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return segment_special{untrusted};
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default:
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return segment_special::nothing;
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}
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}
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static materialization_center_number build_materialization_center_number_from_untrusted(uint8_t untrusted)
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{
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if (decltype(d_level_shared_robotcenter_state::RobotCenters)::valid_index(untrusted))
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return materialization_center_number{untrusted};
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else
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return materialization_center_number::None;
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}
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static station_number build_station_number_from_untrusted(uint8_t untrusted)
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{
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if (decltype(d_level_unique_fuelcenter_state::Station)::valid_index(untrusted))
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return station_number{untrusted};
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else
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return station_number::None;
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}
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/*
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* reads a segment2 structure from a PHYSFS_File
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*/
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static void segment2_read(const msmusegment s2, PHYSFS_File *fp)
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{
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s2.s.special = build_segment_special_from_untrusted(PHYSFSX_readByte(fp));
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s2.s.matcen_num = build_materialization_center_number_from_untrusted(PHYSFSX_readByte(fp));
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/* station_idx is overwritten by the caller in some cases, but set
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* it here for compatibility with how the game previously worked */
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s2.s.station_idx = build_station_number_from_untrusted(PHYSFSX_readByte(fp));
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const auto s2_flags = PHYSFSX_readByte(fp);
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#if defined(DXX_BUILD_DESCENT_I)
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(void)s2_flags; // descent 2 ambient sound handling
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#elif defined(DXX_BUILD_DESCENT_II)
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s2.s.s2_flags = s2_flags;
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#endif
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s2.u.static_light = PHYSFSX_readFix(fp);
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}
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}
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#if defined(DXX_BUILD_DESCENT_I)
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#elif defined(DXX_BUILD_DESCENT_II)
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int d1_pig_present = 0; // can descent.pig from descent 1 be loaded?
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/* Converts descent 1 texture numbers to descent 2 texture numbers.
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* Textures from d1 which are unique to d1 have extra spaces around "return".
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* If we can load the original d1 pig, we make sure this function is bijective.
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* This function was updated using the file config/convtabl.ini from devil 2.2.
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*/
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uint16_t convert_d1_tmap_num(const uint16_t d1_tmap_num)
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{
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switch (d1_tmap_num) {
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case 0: case 2: case 4: case 5:
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// all refer to grey rock001 (exception to bijectivity rule)
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return d1_pig_present ? 137 : 43; // (devil:95)
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case 1: return 0;
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case 3: return 1; // rock021
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case 6: return 270; // blue rock002
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case 7: return 271; // yellow rock265
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case 8: return 2; // rock004
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case 9: return d1_pig_present ? 138 : 62; // purple (devil:179)
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case 10: return 272; // red rock006
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case 11: return d1_pig_present ? 139 : 117;
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case 12: return d1_pig_present ? 140 : 12; //devil:43
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case 13: return 3; // rock014
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case 14: return 4; // rock019
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case 15: return 5; // rock020
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case 16: return 6;
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case 17: return d1_pig_present ? 141 : 52;
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case 18: return 129;
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case 19: return 7;
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case 20: return d1_pig_present ? 142 : 22;
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case 21: return d1_pig_present ? 143 : 9;
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case 22: return 8;
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case 23: return 9;
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case 24: return 10;
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case 25: return d1_pig_present ? 144 : 12; //devil:35
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case 26: return 11;
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case 27: return 12;
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case 28: return d1_pig_present ? 145 : 11; //devil:43
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//range handled by default case, returns 13..21 (- 16)
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case 38: return 163; //devil:27
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case 39: return 147; //31
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case 40: return 22;
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case 41: return 266;
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case 42: return 23;
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case 43: return 24;
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case 44: return 136; //devil:135
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case 45: return 25;
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case 46: return 26;
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case 47: return 27;
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case 48: return 28;
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case 49: return d1_pig_present ? 146 : 43; //devil:60
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case 50: return 131; //devil:138
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case 51: return 29;
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case 52: return 30;
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case 53: return 31;
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case 54: return 32;
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case 55: return 165; //devil:193
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case 56: return 33;
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case 57: return 132; //devil:119
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// range handled by default case, returns 34..63 (- 24)
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case 88: return 197; //devil:15
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// range handled by default case, returns 64..106 (- 25)
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case 132: return 167;
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// range handled by default case, returns 107..114 (- 26)
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case 141: return d1_pig_present ? 148 : 110; //devil:106
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case 142: return 115;
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case 143: return 116;
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case 144: return 117;
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case 145: return 118;
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case 146: return 119;
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case 147: return d1_pig_present ? 149 : 93;
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case 148: return 120;
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case 149: return 121;
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case 150: return 122;
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case 151: return 123;
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case 152: return 124;
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case 153: return 125; // rock263
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case 154: return d1_pig_present ? 150 : 27;
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case 155: return 126; // rock269
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case 156: return 200; // metl002
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case 157: return 201; // metl003
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case 158: return 186; //devil:227
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case 159: return 190; //devil:246
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case 160: return d1_pig_present ? 151 : 206;
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case 161: return d1_pig_present ? 152 : 114; //devil:206
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case 162: return 202;
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case 163: return 203;
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case 164: return 204;
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case 165: return 205;
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case 166: return 206;
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case 167: return d1_pig_present ? 153 : 206;
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case 168: return d1_pig_present ? 154 : 206;
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case 169: return d1_pig_present ? 155 : 206;
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case 170: return d1_pig_present ? 156 : 227;//206;
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case 171: return d1_pig_present ? 157 : 206;//227;
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case 172: return 207;
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case 173: return 208;
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case 174: return d1_pig_present ? 158 : 202;
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case 175: return d1_pig_present ? 159 : 206;
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// range handled by default case, returns 209..217 (+ 33)
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case 185: return d1_pig_present ? 160 : 217;
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// range handled by default case, returns 218..224 (+ 32)
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case 193: return d1_pig_present ? 161 : 206;
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case 194: return d1_pig_present ? 162 : 203;//206;
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case 195: return d1_pig_present ? 166 : 234;
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case 196: return 225;
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case 197: return 226;
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case 198: return d1_pig_present ? 193 : 225;
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case 199: return d1_pig_present ? 168 : 206; //devil:204
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case 200: return d1_pig_present ? 169 : 206; //devil:204
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case 201: return 227;
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case 202: return d1_pig_present ? 170 : 206; //devil:227
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// range handled by default case, returns 228..234 (+ 25)
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case 210: return d1_pig_present ? 171 : 234; //devil:242
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case 211: return d1_pig_present ? 172 : 206; //devil:240
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// range handled by default case, returns 235..242 (+ 23)
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case 220: return d1_pig_present ? 173 : 242; //devil:240
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case 221: return 243;
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case 222: return 244;
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case 223: return d1_pig_present ? 174 : 313;
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case 224: return 245;
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case 225: return 246;
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case 226: return 164;//247; matching names but not matching textures
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case 227: return 179; //devil:181
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case 228: return 196;//248; matching names but not matching textures
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case 229: return d1_pig_present ? 175 : 15; //devil:66
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case 230: return d1_pig_present ? 176 : 15; //devil:66
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// range handled by default case, returns 249..257 (+ 18)
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case 240: return d1_pig_present ? 177 : 6; //devil:132
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case 241: return 130; //devil:131
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case 242: return d1_pig_present ? 178 : 78; //devil:15
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case 243: return d1_pig_present ? 180 : 33; //devil:38
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case 244: return 258;
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case 245: return 259;
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case 246: return d1_pig_present ? 181 : 321; // grate metl127
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case 247: return 260;
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case 248: return 261;
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case 249: return 262;
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case 250: return 340; // white doorframe metl126
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case 251: return 412; // red doorframe metl133
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case 252: return 410; // blue doorframe metl134
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case 253: return 411; // yellow doorframe metl135
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case 254: return 263; // metl136
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case 255: return 264; // metl139
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case 256: return 265; // metl140
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case 257: return d1_pig_present ? 182 : 249;//246; brig001
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case 258: return d1_pig_present ? 183 : 251;//246; brig002
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case 259: return d1_pig_present ? 184 : 252;//246; brig003
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case 260: return d1_pig_present ? 185 : 256;//246; brig004
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case 261: return 273; // exit01
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case 262: return 274; // exit02
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case 263: return d1_pig_present ? 187 : 281; // ceil001
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case 264: return 275; // ceil002
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case 265: return 276; // ceil003
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case 266: return d1_pig_present ? 188 : 279; //devil:291
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// range handled by default case, returns 277..291 (+ 10)
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case 282: return 293;
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case 283: return d1_pig_present ? 189 : 295;
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case 284: return 295;
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case 285: return 296;
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case 286: return 298;
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// range handled by default case, returns 300..310 (+ 13)
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case 298: return d1_pig_present ? 191 : 364; // devil:374 misc010
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// range handled by default case, returns 311..326 (+ 12)
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case 315: return d1_pig_present ? 192 : 361; // bad producer misc044
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// range handled by default case, returns 327..337 (+ 11)
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case 327: return 352; // arw01
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case 328: return 353; // misc17
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case 329: return 354; // fan01
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case 330: return 380; // mntr04
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case 331: return 379;//373; matching names but not matching textures
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case 332: return 355;//344; matching names but not matching textures
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case 333: return 409; // lava misc11 //devil:404
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case 334: return 356; // ctrl04
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case 335: return 357; // ctrl01
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case 336: return 358; // ctrl02
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case 337: return 359; // ctrl03
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case 338: return 360; // misc14
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case 339: return 361; // producer misc16
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case 340: return 362; // misc049
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case 341: return 364; // misc060
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case 342: return 363; // blown01
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case 343: return 366; // misc061
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case 344: return 365;
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case 345: return 368;
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case 346: return 376;
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case 347: return 370;
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case 348: return 367;
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case 349: return 372;
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case 350: return 369;
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case 351: return 374;//429; matching names but not matching textures
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case 352: return 375;//387; matching names but not matching textures
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case 353: return 371;
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case 354: return 377;//425; matching names but not matching textures
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case 355: return 408;
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case 356: return 378; // lava02
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case 357: return 383;//384; matching names but not matching textures
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case 358: return 384;//385; matching names but not matching textures
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case 359: return 385;//386; matching names but not matching textures
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case 360: return 386;
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case 361: return 387;
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case 362: return d1_pig_present ? 194 : 388; // mntr04b (devil: -1)
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case 363: return 388;
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case 364: return 391;
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case 365: return 392;
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case 366: return 393;
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case 367: return 394;
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case 368: return 395;
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case 369: return 396;
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case 370: return d1_pig_present ? 195 : 392; // mntr04d (devil: -1)
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case 570: return 635;
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// range 371..584 handled by default case (wall01 and door frames)
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default:
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// ranges:
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if (d1_tmap_num >= 29 && d1_tmap_num <= 37)
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return d1_tmap_num - 16;
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if (d1_tmap_num >= 58 && d1_tmap_num <= 87)
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return d1_tmap_num - 24;
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if (d1_tmap_num >= 89 && d1_tmap_num <= 131)
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return d1_tmap_num - 25;
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if (d1_tmap_num >= 133 && d1_tmap_num <= 140)
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return d1_tmap_num - 26;
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if (d1_tmap_num >= 176 && d1_tmap_num <= 184)
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return d1_tmap_num + 33;
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if (d1_tmap_num >= 186 && d1_tmap_num <= 192)
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return d1_tmap_num + 32;
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if (d1_tmap_num >= 203 && d1_tmap_num <= 209)
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return d1_tmap_num + 25;
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if (d1_tmap_num >= 212 && d1_tmap_num <= 219)
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return d1_tmap_num + 23;
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if (d1_tmap_num >= 231 && d1_tmap_num <= 239)
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return d1_tmap_num + 18;
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if (d1_tmap_num >= 267 && d1_tmap_num <= 281)
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return d1_tmap_num + 10;
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if (d1_tmap_num >= 287 && d1_tmap_num <= 297)
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return d1_tmap_num + 13;
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if (d1_tmap_num >= 299 && d1_tmap_num <= 314)
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return d1_tmap_num + 12;
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if (d1_tmap_num >= 316 && d1_tmap_num <= 326)
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return d1_tmap_num + 11; // matching names but not matching textures
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// wall01 and door frames:
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if (d1_tmap_num > 370 && d1_tmap_num < 584) {
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if (New_file_format_load) return d1_tmap_num + 64;
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// d1 shareware needs special treatment:
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if (d1_tmap_num < 410) return d1_tmap_num + 68;
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if (d1_tmap_num < 417) return d1_tmap_num + 73;
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if (d1_tmap_num < 446) return d1_tmap_num + 91;
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if (d1_tmap_num < 453) return d1_tmap_num + 104;
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if (d1_tmap_num < 462) return d1_tmap_num + 111;
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if (d1_tmap_num < 486) return d1_tmap_num + 117;
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if (d1_tmap_num < 494) return d1_tmap_num + 141;
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if (d1_tmap_num < 584) return d1_tmap_num + 147;
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}
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{ // handle rare case where orientation != 0
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short tmap_num = d1_tmap_num & TMAP_NUM_MASK;
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short orient = d1_tmap_num & ~TMAP_NUM_MASK;
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if (orient != 0) {
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return orient | convert_d1_tmap_num(tmap_num);
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} else {
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Warning("can't convert unknown descent 1 texture #%d.\n", tmap_num);
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return d1_tmap_num;
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}
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}
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}
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}
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#endif
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}
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#if DXX_USE_EDITOR
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namespace dsx {
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tmap_xlate_table_array tmap_xlate_table;
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}
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struct mtfi mine_top_fileinfo; // Should be same as first two fields below...
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struct mfi mine_fileinfo;
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struct mh mine_header;
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struct me mine_editor;
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// -----------------------------------------------------------------------------
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//loads from an already-open file
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// returns 0=everything ok, 1=old version, -1=error
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#endif
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#define COMPILED_MINE_VERSION 0
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namespace {
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static void read_children(shared_segment &segp, const unsigned bit_mask, PHYSFS_File *const LoadFile)
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{
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for (int bit=0; bit<MAX_SIDES_PER_SEGMENT; bit++) {
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if (bit_mask & (1 << bit)) {
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segp.children[bit] = PHYSFSX_readShort(LoadFile);
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} else
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segp.children[bit] = segment_none;
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}
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}
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static void read_verts(shared_segment &segp, PHYSFS_File *const LoadFile)
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{
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// Read short Segments[segnum].verts[MAX_VERTICES_PER_SEGMENT]
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range_for (auto &v, segp.verts)
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{
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const std::size_t i = PHYSFSX_readShort(LoadFile);
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if (i >= MAX_VERTICES)
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throw std::invalid_argument("vertex number too large");
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v = static_cast<vertnum_t>(i);
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}
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}
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static void read_special(shared_segment &segp, const unsigned bit_mask, PHYSFS_File *const LoadFile)
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{
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if (bit_mask & (1 << MAX_SIDES_PER_SEGMENT)) {
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// Read ubyte Segments[segnum].special
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segp.special = build_segment_special_from_untrusted(PHYSFSX_readByte(LoadFile));
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// Read byte Segments[segnum].matcen_num
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segp.matcen_num = build_materialization_center_number_from_untrusted(PHYSFSX_readByte(LoadFile));
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// Read short Segments[segnum].value
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segp.station_idx = build_station_number_from_untrusted(PHYSFSX_readShort(LoadFile));
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} else {
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segp.special = segment_special::nothing;
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segp.matcen_num = materialization_center_number::None;
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segp.station_idx = station_number::None;
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}
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}
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}
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namespace dsx {
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int load_mine_data_compiled(PHYSFS_File *LoadFile, const char *const Gamesave_current_filename)
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{
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auto &LevelSharedVertexState = LevelSharedSegmentState.get_vertex_state();
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auto &Vertices = LevelSharedVertexState.get_vertices();
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ubyte compiled_version;
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short temp_short;
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ubyte bit_mask;
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#if defined(DXX_BUILD_DESCENT_II)
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LevelSharedSeismicState.Level_shake_frequency = 0;
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LevelSharedSeismicState.Level_shake_duration = 0;
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d1_pig_present = PHYSFSX_exists(D1_PIGFILE,1);
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#endif
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if (!strcmp(strchr(Gamesave_current_filename, '.'), ".sdl"))
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New_file_format_load = 0; // descent 1 shareware
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else
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New_file_format_load = 1;
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// For compiled levels, textures map to themselves, prevent tmap_override always being gray,
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// bug which Matt and John refused to acknowledge, so here is Mike, fixing it.
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//
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// Although in a cloud of arrogant glee, he forgot to ifdef it on EDITOR!
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// (Matt told me to write that!)
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#if DXX_USE_EDITOR
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for (int i=0; i<MAX_TEXTURES; i++)
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tmap_xlate_table[i] = i;
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#endif
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// memset( Segments, 0, sizeof(segment)*MAX_SEGMENTS );
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fuelcen_reset();
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//=============================== Reading part ==============================
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compiled_version = PHYSFSX_readByte(LoadFile);
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(void)compiled_version;
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DXX_POISON_VAR(Vertices, 0xfc);
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const unsigned Num_vertices = New_file_format_load
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? PHYSFSX_readShort(LoadFile)
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: PHYSFSX_readInt(LoadFile);
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assert(Num_vertices <= MAX_VERTICES);
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#if DXX_USE_EDITOR
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LevelSharedVertexState.Num_vertices = Num_vertices;
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#endif
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DXX_POISON_VAR(Segments, 0xfc);
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if (New_file_format_load)
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LevelSharedSegmentState.Num_segments = PHYSFSX_readShort(LoadFile);
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else
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LevelSharedSegmentState.Num_segments = PHYSFSX_readInt(LoadFile);
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assert(LevelSharedSegmentState.Num_segments <= MAX_SEGMENTS);
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range_for (auto &i, partial_range(Vertices, Num_vertices))
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PHYSFSX_readVector(LoadFile, i);
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const auto Num_segments = LevelSharedSegmentState.Num_segments;
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for (segnum_t segnum=0; segnum < Num_segments; segnum++ ) {
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const msmusegment segp = vmsegptr(segnum);
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#if DXX_USE_EDITOR
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segp.s.segnum = segnum;
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segp.s.group = 0;
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#endif
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if (New_file_format_load)
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bit_mask = PHYSFSX_readByte(LoadFile);
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else
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bit_mask = 0x7f; // read all six children and special stuff...
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if (Gamesave_current_version == 5) { // d2 SHAREWARE level
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read_special(segp,bit_mask,LoadFile);
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read_verts(segp,LoadFile);
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read_children(segp,bit_mask,LoadFile);
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} else {
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read_children(segp,bit_mask,LoadFile);
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read_verts(segp,LoadFile);
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if (Gamesave_current_version <= 1) { // descent 1 level
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read_special(segp,bit_mask,LoadFile);
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}
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}
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segp.u.objects = object_none;
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if (Gamesave_current_version <= 5) { // descent 1 thru d2 SHAREWARE level
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// Read fix Segments[segnum].static_light (shift down 5 bits, write as short)
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const uint16_t temp_static_light = PHYSFSX_readShort(LoadFile);
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segp.u.static_light = static_cast<fix>(temp_static_light) << 4;
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}
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// Read the walls as a 6 byte array
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if (New_file_format_load)
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bit_mask = PHYSFSX_readByte(LoadFile);
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else
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bit_mask = 0x3f; // read all six sides
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for (int sidenum=0; sidenum<MAX_SIDES_PER_SEGMENT; sidenum++) {
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auto &sside = segp.s.sides[sidenum];
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if (bit_mask & (1 << sidenum)) {
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const uint8_t byte_wallnum = PHYSFSX_readByte(LoadFile);
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if ( byte_wallnum == 255 )
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sside.wall_num = wall_none;
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else
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sside.wall_num = wallnum_t{byte_wallnum};
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} else
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sside.wall_num = wall_none;
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}
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for (int sidenum=0; sidenum<MAX_SIDES_PER_SEGMENT; sidenum++ ) {
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auto &uside = segp.u.sides[sidenum];
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if (segp.s.children[sidenum] == segment_none || segp.s.sides[sidenum].wall_num != wall_none) {
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// Read short Segments[segnum].sides[sidenum].tmap_num;
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const uint16_t temp_tmap1_num = PHYSFSX_readShort(LoadFile);
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#if defined(DXX_BUILD_DESCENT_I)
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uside.tmap_num = build_texture1_value(convert_tmap(temp_tmap1_num & 0x7fff));
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if (New_file_format_load && !(temp_tmap1_num & 0x8000))
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uside.tmap_num2 = texture2_value::None;
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else {
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// Read short Segments[segnum].sides[sidenum].tmap_num2;
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const auto tmap_num2 = texture2_value{static_cast<uint16_t>(PHYSFSX_readShort(LoadFile))};
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uside.tmap_num2 = build_texture2_value(convert_tmap(get_texture_index(tmap_num2)), get_texture_rotation_high(tmap_num2));
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}
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#elif defined(DXX_BUILD_DESCENT_II)
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const uint16_t masked_temp_tmap1_num = New_file_format_load ? (temp_tmap1_num & 0x7fff) : temp_tmap1_num;
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uside.tmap_num = build_texture1_value(masked_temp_tmap1_num);
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if (Gamesave_current_version <= 1)
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uside.tmap_num = build_texture1_value(convert_d1_tmap_num(get_texture_index(uside.tmap_num)));
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if (New_file_format_load && !(temp_tmap1_num & 0x8000))
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uside.tmap_num2 = texture2_value::None;
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else {
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// Read short Segments[segnum].sides[sidenum].tmap_num2;
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const auto tmap_num2 = static_cast<texture2_value>(PHYSFSX_readShort(LoadFile));
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uside.tmap_num2 = (Gamesave_current_version <= 1 && tmap_num2 != texture2_value::None)
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? build_texture2_value(convert_d1_tmap_num(get_texture_index(tmap_num2)), get_texture_rotation_high(tmap_num2))
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: tmap_num2;
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}
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#endif
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// Read uvl Segments[segnum].sides[sidenum].uvls[4] (u,v>>5, write as short, l>>1 write as short)
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range_for (auto &i, uside.uvls) {
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temp_short = PHYSFSX_readShort(LoadFile);
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i.u = static_cast<fix>(temp_short) << 5;
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temp_short = PHYSFSX_readShort(LoadFile);
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i.v = static_cast<fix>(temp_short) << 5;
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const uint16_t temp_light = PHYSFSX_readShort(LoadFile);
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i.l = static_cast<fix>(temp_light) << 1;
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}
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} else {
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uside.tmap_num = texture1_value::None;
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uside.tmap_num2 = texture2_value::None;
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uside.uvls = {};
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}
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}
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}
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Vertices.set_count(Num_vertices);
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Segments.set_count(Num_segments);
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|
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validate_segment_all(LevelSharedSegmentState); // Fill in side type and normals.
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range_for (const auto &&pi, vmsegptridx)
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{
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if (Gamesave_current_version > 5)
|
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segment2_read(pi, LoadFile);
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fuelcen_activate(pi);
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}
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reset_objects(LevelUniqueObjectState, 1); //one object, the player
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return 0;
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}
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}
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