Early Roguelike Collection: xrogue/weapons.c annotate

annotate xrogue/weapons.c @ 226:b922f66acf4d

Super-Rogue: begin fixing restore failures on Windows. Start to solve the problem by calling md_init() to set _fmode. Now reading a savefile only triggers an error handler and causes an abort instead of a crash.

author	John "Elwin" Edwards
date	Thu, 03 Mar 2016 21:30:38 -0500
parents	f54901b9c39b
children	28e22fb35989

rev	line source
133 e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	1 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	2 weapons.c - Functions for dealing with problems brought about by weapons
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	3
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	4 XRogue: Expeditions into the Dungeons of Doom
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	5 Copyright (C) 1991 Robert Pietkivitch
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	6 All rights reserved.
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	7
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	8 Based on "Advanced Rogue"
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	9 Copyright (C) 1984, 1985 Michael Morgan, Ken Dalka and AT&T
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	10 All rights reserved.
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	11
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	12 Based on "Rogue: Exploring the Dungeons of Doom"
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	13 Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	14 All rights reserved.
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	15
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	16 See the file LICENSE.TXT for full copyright and licensing information.
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	17 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	18
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	19 #include <curses.h>
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	20 #include <ctype.h>
135 ce0cf824c192 xrogue: add missing includes. John "Elwin" Edwards parents: 133 diff changeset	21 #include <string.h>
133 e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	22 #include "rogue.h"
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	23
220 f54901b9c39b XRogue: convert to ANSI-style function declarations. John "Elwin" Edwards parents: 135 diff changeset	24 void
f54901b9c39b XRogue: convert to ANSI-style function declarations. John "Elwin" Edwards parents: 135 diff changeset	25 boomerang(int ydelta, int xdelta, struct linked_list item, struct thing tp)
133 e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	26 {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	27 register struct object *obj;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	28 struct thing midpoint;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	29 coord oldpos;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	30
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	31 obj = OBJPTR(item);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	32 oldpos = obj->o_pos;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	33
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	34 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	35 * make it appear to fly at the target
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	36 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	37 do_motion(obj, ydelta, xdelta, tp);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	38 hit_monster(unc(obj->o_pos), obj, tp);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	39
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	40 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	41 * Now let's make it fly back to the wielder. We need to
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	42 * use midpoint to fool do_motion into thinking the action
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	43 * starts there. Do_motion only looks at the t_pos field.
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	44 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	45 midpoint.t_pos = obj->o_pos; /* Simulate a new start position */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	46 do_motion(obj, -ydelta, -xdelta, &midpoint);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	47
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	48 obj->o_pos = oldpos;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	49 }
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	50
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	51 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	52 * do the actual motion on the screen done by an object traveling
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	53 * across the room. Note that we should not look at any field in
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	54 * tp other than t_pos unless we change boomerang().
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	55 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	56
220 f54901b9c39b XRogue: convert to ANSI-style function declarations. John "Elwin" Edwards parents: 135 diff changeset	57 void
f54901b9c39b XRogue: convert to ANSI-style function declarations. John "Elwin" Edwards parents: 135 diff changeset	58 do_motion(struct object obj, int ydelta, int xdelta, struct thing tp)
133 e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	59 {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	60
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	61 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	62 * Come fly with us ...
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	63 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	64 obj->o_pos = tp->t_pos;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	65 for (;;) {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	66 register int ch;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	67 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	68 * Erase the old one
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	69 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	70 if (!ce(obj->o_pos, tp->t_pos) &&
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	71 cansee(unc(obj->o_pos)) &&
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	72 mvwinch(cw, obj->o_pos.y, obj->o_pos.x) != ' ') {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	73 mvwaddch(cw, obj->o_pos.y, obj->o_pos.x, show(obj->o_pos.y, obj->o_pos.x));
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	74 }
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	75 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	76 * Get the new position
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	77 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	78 obj->o_pos.y += ydelta;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	79 obj->o_pos.x += xdelta;
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	80 if (shoot_ok(ch = winat(obj->o_pos.y, obj->o_pos.x)) && ch != DOOR && !ce(obj->o_pos, hero)) {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	81 /*
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	82 * It hasn't hit anything yet, so display it
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	83 * If it alright.
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	84 */
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	85 if (cansee(unc(obj->o_pos)) &&
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	86 mvwinch(cw, obj->o_pos.y, obj->o_pos.x) != ' ') {
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	87 if (obj->o_type == MISSILE) nofont(cw);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	88 mvwaddch(cw, obj->o_pos.y, obj->o_pos.x, obj->o_type);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	89 newfont(cw);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff changeset	90 draw(cw);
e6179860cb76 Import XRogue 8.0 from the Roguelike Restoration Project (r1490) John "Elwin" Edwards parents: diff

Mercurial > hg > early-roguelike

annotate xrogue/weapons.c @ 226:b922f66acf4d