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annotate arogue5/weapons.c @ 211:382ff498acdd

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Initialize some more pointers for the benefit of MSVC. There should be no more errors with Visual Studio 2015, in Debug or Release mode.
author John "Elwin" Edwards
date Thu, 21 Jan 2016 21:10:23 -0500
parents c49f7927b0fa
children 56e748983fa8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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0ed67132cf10 Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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1 /*
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2 * Functions for dealing with problems brought about by weapons
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3 *
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4 * Advanced Rogue
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5 * Copyright (C) 1984, 1985 Michael Morgan, Ken Dalka and AT&T
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6 * All rights reserved.
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7 *
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8 * Based on "Rogue: Exploring the Dungeons of Doom"
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9 * Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman
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10 * All rights reserved.
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11 *
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12 * See the file LICENSE.TXT for full copyright and licensing information.
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13 */
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14
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15 #include "curses.h"
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16 #include <ctype.h>
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c49f7927b0fa arogue5: add missing header files.
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17 #include <string.h>
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18 #include "rogue.h"
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19
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20
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21
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22 /*
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23 * do the actual motion on the screen done by an object traveling
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24 * across the room
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25 */
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26 do_motion(obj, ydelta, xdelta, tp)
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27 register struct object *obj;
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28 register int ydelta, xdelta;
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29 register struct thing *tp;
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30 {
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31
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32 /*
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33 * Come fly with us ...
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34 */
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35 obj->o_pos = tp->t_pos;
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36 for (; ;) {
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37 register int ch;
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38 /*
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39 * Erase the old one
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40 */
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41 if (!ce(obj->o_pos, tp->t_pos) &&
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42 cansee(unc(obj->o_pos)) &&
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43 mvwinch(cw, obj->o_pos.y, obj->o_pos.x) != ' ') {
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44 mvwaddch(cw, obj->o_pos.y, obj->o_pos.x, show(obj->o_pos.y, obj->o_pos.x));
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45 }
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46 /*
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47 * Get the new position
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48 */
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49 obj->o_pos.y += ydelta;
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50 obj->o_pos.x += xdelta;
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51 if (shoot_ok(ch = winat(obj->o_pos.y, obj->o_pos.x)) && ch != DOOR && !ce(obj->o_pos, hero)) {
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52 /*
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53 * It hasn't hit anything yet, so display it
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54 * If it alright.
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55 */
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56 if (cansee(unc(obj->o_pos)) &&
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57 mvwinch(cw, obj->o_pos.y, obj->o_pos.x) != ' ') {
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58 mvwaddch(cw, obj->o_pos.y, obj->o_pos.x, obj->o_type);
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59 draw(cw);
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60 }
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61 continue;
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62 }
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63 break;
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64 }
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65 }
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66
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67
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68 /*
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69 * fall:
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70 * Drop an item someplace around here.
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71 */
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72
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73 fall(item, pr)
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74 register struct linked_list *item;
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75 bool pr;
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76 {
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77 register struct object *obj;
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78 register struct room *rp;
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79 register int i;
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80 coord *fpos = NULL;
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81
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82 obj = OBJPTR(item);
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83 /*
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84 * try to drop the item, look up to 3 squares away for now
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85 */
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86 for (i=1; i<4; i++) {
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87 if ((fpos = fallpos(&obj->o_pos, FALSE, i)) != NULL)
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88 break;
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89 }
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90
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91 if (fpos != NULL) {
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92 mvaddch(fpos->y, fpos->x, obj->o_type);
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93 obj->o_pos = *fpos;
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94 if ((rp = roomin(&hero)) != NULL &&
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95 lit_room(rp)) {
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96 light(&hero);
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97 mvwaddch(cw, hero.y, hero.x, PLAYER);
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98 }
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99 attach(lvl_obj, item);
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100 return;
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101 }
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102
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103
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104 if (pr) {
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105 if (obj->o_type == WEAPON) /* BUGFIX: Identification trick */