305 lines
8 KiB
C
305 lines
8 KiB
C
/*
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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 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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/*
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*
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* Bitmap and palette loading functions.
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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 <string.h>
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#include "pstypes.h"
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#include "inferno.h"
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#include "gr.h"
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#include "bm.h"
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#include "u_mem.h"
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#include "error.h"
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#include "object.h"
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#include "vclip.h"
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#include "effects.h"
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#include "polyobj.h"
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#include "wall.h"
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#include "textures.h"
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#include "game.h"
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#include "multi.h"
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#include "iff.h"
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#include "hostage.h"
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#include "powerup.h"
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#include "sounds.h"
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#include "piggy.h"
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#include "aistruct.h"
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#include "robot.h"
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#include "weapon.h"
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#include "gauges.h"
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#include "player.h"
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#include "fuelcen.h"
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#include "endlevel.h"
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#include "cntrlcen.h"
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#include "rle.h"
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#ifdef EDITOR
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#include "editor/texpage.h"
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#endif
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ubyte Sounds[MAX_SOUNDS];
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ubyte AltSounds[MAX_SOUNDS];
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#ifdef EDITOR
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int Num_object_subtypes = 1;
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#endif
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int Num_total_object_types;
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sbyte ObjType[MAX_OBJTYPE];
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sbyte ObjId[MAX_OBJTYPE];
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fix ObjStrength[MAX_OBJTYPE];
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//for each model, a model number for dying & dead variants, or -1 if none
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int Dying_modelnums[MAX_POLYGON_MODELS];
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int Dead_modelnums[MAX_POLYGON_MODELS];
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//right now there's only one player ship, but we can have another by
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//adding an array and setting the pointer to the active ship.
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player_ship only_player_ship,*Player_ship=&only_player_ship;
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//----------------- Miscellaneous bitmap pointers ---------------
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int Num_cockpits = 0;
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bitmap_index cockpit_bitmap[N_COCKPIT_BITMAPS];
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//---------------- Variables for wall textures ------------------
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int Num_tmaps;
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tmap_info TmapInfo[MAX_TEXTURES];
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//---------------- Variables for object textures ----------------
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int First_multi_bitmap_num=-1;
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bitmap_index ObjBitmaps[MAX_OBJ_BITMAPS];
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ushort ObjBitmapPtrs[MAX_OBJ_BITMAPS]; // These point back into ObjBitmaps, since some are used twice.
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/*
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* reads n tmap_info structs from a PHYSFS_file
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*/
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int tmap_info_read_n(tmap_info *ti, int n, PHYSFS_file *fp)
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{
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int i;
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for (i = 0; i < n; i++) {
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PHYSFS_read(fp, TmapInfo[i].filename, 13, 1);
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ti[i].flags = PHYSFSX_readByte(fp);
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ti[i].lighting = PHYSFSX_readFix(fp);
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ti[i].damage = PHYSFSX_readFix(fp);
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ti[i].eclip_num = PHYSFSX_readInt(fp);
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}
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return i;
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}
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int player_ship_read(player_ship *ps, PHYSFS_file *fp)
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{
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int i;
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ps->model_num = PHYSFSX_readInt(fp);
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ps->expl_vclip_num = PHYSFSX_readInt(fp);
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ps->mass = PHYSFSX_readFix(fp);
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ps->drag = PHYSFSX_readFix(fp);
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ps->max_thrust = PHYSFSX_readFix(fp);
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ps->reverse_thrust = PHYSFSX_readFix(fp);
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ps->brakes = PHYSFSX_readFix(fp);
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ps->wiggle = PHYSFSX_readFix(fp);
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ps->max_rotthrust = PHYSFSX_readFix(fp);
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for (i = 0; i < N_PLAYER_GUNS; i++)
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PHYSFSX_readVector(&ps->gun_points[i], fp);
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return i;
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}
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void gamedata_close()
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{
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free_polygon_models();
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free_endlevel_data();
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rle_cache_close();
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piggy_close();
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}
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//-----------------------------------------------------------------
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// Initializes game properties data (including texture caching system) and sound data.
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int gamedata_init()
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{
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int retval;
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init_polygon_models();
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init_endlevel();//adb: added, is also in bm_init_use_tbl (Chris: *Was* in bm_init_use_tbl)
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retval = properties_init(); // This calls properties_read_cmp if appropriate
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if (retval)
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gamedata_read_tbl(retval == PIGGY_PC_SHAREWARE);
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piggy_read_sounds(retval == PIGGY_PC_SHAREWARE);
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return 0;
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}
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// Read compiled properties data from descent.pig
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void properties_read_cmp(PHYSFS_file * fp)
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{
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int i;
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// bitmap_index is a short
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NumTextures = PHYSFSX_readInt(fp);
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bitmap_index_read_n(Textures, MAX_TEXTURES, fp );
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tmap_info_read_n(TmapInfo, MAX_TEXTURES, fp);
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PHYSFS_read( fp, Sounds, sizeof(ubyte), MAX_SOUNDS );
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PHYSFS_read( fp, AltSounds, sizeof(ubyte), MAX_SOUNDS );
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Num_vclips = PHYSFSX_readInt(fp);
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vclip_read_n(Vclip, VCLIP_MAXNUM, fp);
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Num_effects = PHYSFSX_readInt(fp);
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eclip_read_n(Effects, MAX_EFFECTS, fp);
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Num_wall_anims = PHYSFSX_readInt(fp);
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wclip_read_n(WallAnims, MAX_WALL_ANIMS, fp);
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N_robot_types = PHYSFSX_readInt(fp);
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robot_info_read_n(Robot_info, MAX_ROBOT_TYPES, fp);
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N_robot_joints = PHYSFSX_readInt(fp);
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jointpos_read_n(Robot_joints, MAX_ROBOT_JOINTS, fp);
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N_weapon_types = PHYSFSX_readInt(fp);
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weapon_info_read_n(Weapon_info, MAX_WEAPON_TYPES, fp);
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N_powerup_types = PHYSFSX_readInt(fp);
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powerup_type_info_read_n(Powerup_info, MAX_POWERUP_TYPES, fp);
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N_polygon_models = PHYSFSX_readInt(fp);
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polymodel_read_n(Polygon_models, N_polygon_models, fp);
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for (i=0; i<N_polygon_models; i++ )
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polygon_model_data_read(&Polygon_models[i], fp);
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bitmap_index_read_n(Gauges, MAX_GAUGE_BMS, fp);
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for (i = 0; i < MAX_POLYGON_MODELS; i++)
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Dying_modelnums[i] = PHYSFSX_readInt(fp);
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for (i = 0; i < MAX_POLYGON_MODELS; i++)
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Dead_modelnums[i] = PHYSFSX_readInt(fp);
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bitmap_index_read_n(ObjBitmaps, MAX_OBJ_BITMAPS, fp);
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for (i = 0; i < MAX_OBJ_BITMAPS; i++)
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ObjBitmapPtrs[i] = PHYSFSX_readShort(fp);
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player_ship_read(&only_player_ship, fp);
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Num_cockpits = PHYSFSX_readInt(fp);
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bitmap_index_read_n(cockpit_bitmap, N_COCKPIT_BITMAPS, fp);
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PHYSFS_read( fp, Sounds, sizeof(ubyte), MAX_SOUNDS );
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PHYSFS_read( fp, AltSounds, sizeof(ubyte), MAX_SOUNDS );
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Num_total_object_types = PHYSFSX_readInt(fp);
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PHYSFS_read( fp, ObjType, sizeof(ubyte), MAX_OBJTYPE );
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PHYSFS_read( fp, ObjId, sizeof(ubyte), MAX_OBJTYPE );
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for (i = 0; i < MAX_OBJTYPE; i++)
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ObjStrength[i] = PHYSFSX_readFix(fp);
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First_multi_bitmap_num = PHYSFSX_readInt(fp);
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N_controlcen_guns = PHYSFSX_readInt(fp);
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for (i = 0; i < MAX_CONTROLCEN_GUNS; i++)
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PHYSFSX_readVector(&controlcen_gun_points[i], fp);
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for (i = 0; i < MAX_CONTROLCEN_GUNS; i++)
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PHYSFSX_readVector(&controlcen_gun_dirs[i], fp);
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exit_modelnum = PHYSFSX_readInt(fp);
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destroyed_exit_modelnum = PHYSFSX_readInt(fp);
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#ifdef EDITOR
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//Hardcoded flags
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TextureMetals = 156;
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TextureLights = 263;
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TextureEffects = 327;
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//Build tmaplist
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Num_tmaps = 0;
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for (i=0; i < TextureEffects; i++)
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TmapList[Num_tmaps++] = i;
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for (i=0; i < Num_effects; i++)
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if (Effects[i].changing_wall_texture >= 0)
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TmapList[Num_tmaps++] = Effects[i].changing_wall_texture;
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#endif
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}
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void compute_average_rgb(grs_bitmap *bm, fix *rgb)
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{
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ubyte *buf;
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int i, x, y, color, count;
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fix t_rgb[3] = { 0, 0, 0 };
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rgb[0] = rgb[1] = rgb[2] = 0;
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if (!bm->bm_data)
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return;
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MALLOC(buf, ubyte, bm->bm_w*bm->bm_h);
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memset(buf,0,bm->bm_w*bm->bm_h);
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if (bm->bm_flags & BM_FLAG_RLE){
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unsigned char * dbits;
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unsigned char * sbits;
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int data_offset;
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data_offset = 1;
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if (bm->bm_flags & BM_FLAG_RLE_BIG)
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data_offset = 2;
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sbits = &bm->bm_data[4 + (bm->bm_h * data_offset)];
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dbits = buf;
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for (i=0; i < bm->bm_h; i++ ) {
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gr_rle_decode(sbits,dbits);
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if ( bm->bm_flags & BM_FLAG_RLE_BIG )
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sbits += (int)INTEL_SHORT(*((short *)&(bm->bm_data[4+(i*data_offset)])));
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else
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sbits += (int)bm->bm_data[4+i];
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dbits += bm->bm_w;
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}
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}
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else
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{
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memcpy(buf, bm->bm_data, sizeof(unsigned char)*(bm->bm_w*bm->bm_h));
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}
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i = 0;
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for (x = 0; x < bm->bm_h; x++)
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{
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for (y = 0; y < bm->bm_w; y++)
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{
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color = buf[i++];
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t_rgb[0] = gr_palette[color*3];
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t_rgb[1] = gr_palette[color*3+1];
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t_rgb[2] = gr_palette[color*3+2];
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if (!(color == TRANSPARENCY_COLOR || (t_rgb[0] == t_rgb[1] && t_rgb[0] == t_rgb[2])))
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{
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rgb[0] += t_rgb[0];
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rgb[1] += t_rgb[1];
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rgb[2] += t_rgb[2];
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count++;
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}
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}
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}
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d_free(buf);
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}
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