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/*
* Crossfire -- cooperative multi-player graphical RPG and adventure game
*
* Copyright (c) 1999-2013 Mark Wedel and the Crossfire Development Team
* Copyright (c) 1992 Frank Tore Johansen
*
* Crossfire is free software and comes with ABSOLUTELY NO WARRANTY. You are
* welcome to redistribute it under certain conditions. For details, please
* see COPYING and LICENSE.
*
* The authors can be reached via e-mail at <crossfire@metalforge.org>.
*/
/**
* @file
* Those functions handle the decor in the random maps.
*/
#include <assert.h>
#include <stdlib.h>
#include "global.h"
#include "random_map.h"
#include "rproto.h"
/** Number of decor styles that can be chosen if none specified. */
#define NR_DECOR_OPTIONS 1
/**
* Count objects at a spot.
* @param map
* map we want to check
* @param x
* @param y
* coordinates
* @return
* count of objects in the map at x,y.
*/
int obj_count_in_map(mapstruct *map, int x, int y)
{
int count = 0;
FOR_MAP_PREPARE(map, x, y, tmp)
count++;
FOR_MAP_FINISH();
return count;
}
/**
* Put the decor into the map. Right now, it's very primitive.
* @param map
* map to add decor to.
* @param maze
* layout of the map, as was generated.
* @param decorstyle
* style to use. Can be NULL.
* @param decor_option
* how to place decor:
* - 0 means no decor.
* - 1 means to place randomly decor.
* - other means to fill the map with decor.
* @param RP
* parameters of the random map.
*/
void put_decor(mapstruct *map, char **maze, char *decorstyle, int decor_option, RMParms *RP)
{
mapstruct *decor_map;
decor_map = find_style("/styles/decorstyles", decorstyle, -1);
if (decor_map == NULL) {
return;
}
/* pick a random option, only 1 option right now. */
if (decor_option == 0) {
decor_option = RANDOM()%NR_DECOR_OPTIONS+1;
}
assert(decor_option != 0);
switch (decor_option) {
case 1: { /* random placement of decor objects. */
int number_to_place = RANDOM()%((RP->Xsize*RP->Ysize)/5);
int failures = 0;
object *new_decor_object;
while (failures < 100 && number_to_place > 0) {
int x, y;
x = RANDOM()%(RP->Xsize-2)+1;
y = RANDOM()%(RP->Ysize-2)+1;
if (maze[x][y] == 0 && obj_count_in_map(map, x, y) < 2) { /* empty */
object *this_object;
new_decor_object = pick_random_object(decor_map);
this_object = arch_to_object(new_decor_object->arch);
object_copy(new_decor_object, this_object);
/*
* Don't change move_block, this prevents item merging.
* Instead, fix the item on the style map if blocking
* is bad.
*/
/*this_object->move_block = MOVE_BLOCK_DEFAULT;*/
object_insert_in_map_at(this_object, map, NULL, 0, x, y);
number_to_place--;
} else {
failures++;
}
}
break;
}
default: { /* place decor objects everywhere: tile the map. */
int i, j;
for (i = 1; i < RP->Xsize-1; i++)
for (j = 1; j < RP->Ysize-1; j++) {
if (maze[i][j] == 0) {
object *new_decor_object, *this_object;
new_decor_object = pick_random_object(decor_map);
this_object = arch_to_object(new_decor_object->arch);
object_copy(new_decor_object, this_object);
/*
* Don't change move_block, this prevents item merging.
* Instead, fix the item on the style map if blocking
* is bad.
*/
/*this_object->move_block = MOVE_BLOCK_DEFAULT;*/
object_insert_in_map_at(this_object, map, NULL, 0, i, j);
}
}
break;
}
}
}
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