Jaden Truxal / Mbed 2 deprecated rpg_game

Still won't work

Dependencies:   mbed wave_player 4DGL-uLCD-SE MMA8452

map.cpp@5:142e66c8a7fa, 2019-04-12 (annotated)

Committer:
jtrux
Date:
Fri Apr 12 18:42:43 2019 +0000
Revision:
5:142e66c8a7fa
Parent:
4:237c791cc5c0 
Still won't work;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rconnorlawson 0:35660d7952f7 1 #include "map.h"
rconnorlawson 0:35660d7952f7 2
rconnorlawson 0:35660d7952f7 3 #include "globals.h"
rconnorlawson 0:35660d7952f7 4 #include "graphics.h"
rconnorlawson 0:35660d7952f7 5
rconnorlawson 0:35660d7952f7 6 /**
rconnorlawson 0:35660d7952f7 7 * The Map structure. This holds a HashTable for all the MapItems, along with
rconnorlawson 0:35660d7952f7 8 * values for the width and height of the Map.
rconnorlawson 0:35660d7952f7 9 */
rconnorlawson 0:35660d7952f7 10 struct Map {
rconnorlawson 0:35660d7952f7 11 HashTable* items;
rconnorlawson 0:35660d7952f7 12 int w, h;
rconnorlawson 0:35660d7952f7 13 };
rconnorlawson 0:35660d7952f7 14
rconnorlawson 0:35660d7952f7 15 /**
rconnorlawson 0:35660d7952f7 16 * Storage area for the maps.
rconnorlawson 0:35660d7952f7 17 * This is a global variable, but can only be access from this file because it
rconnorlawson 0:35660d7952f7 18 * is static.
rconnorlawson 0:35660d7952f7 19 */
rconnorlawson 0:35660d7952f7 20 static Map map;
rconnorlawson 0:35660d7952f7 21 static int active_map;
rconnorlawson 0:35660d7952f7 22
rconnorlawson 0:35660d7952f7 23 /**
rconnorlawson 0:35660d7952f7 24 * The first step in HashTable access for the map is turning the two-dimensional
rconnorlawson 0:35660d7952f7 25 * key information (x, y) into a one-dimensional unsigned integer.
rconnorlawson 0:35660d7952f7 26 * This function should uniquely map (x,y) onto the space of unsigned integers.
rconnorlawson 0:35660d7952f7 27 */
jtrux 5:142e66c8a7fa 28 static unsigned XY_KEY(int X, int Y)
jtrux 5:142e66c8a7fa 29 {
rconnorlawson 0:35660d7952f7 30 // TODO: Fix me!
jtrux 3:44a69b76507d 31 return X + (Y*map_height());
rconnorlawson 0:35660d7952f7 32 }
rconnorlawson 0:35660d7952f7 33
rconnorlawson 0:35660d7952f7 34 /**
rconnorlawson 0:35660d7952f7 35 * This is the hash function actually passed into createHashTable. It takes an
rconnorlawson 0:35660d7952f7 36 * unsigned key (the output of XY_KEY) and turns it into a hash value (some
rconnorlawson 0:35660d7952f7 37 * small non-negative integer).
rconnorlawson 0:35660d7952f7 38 */
rconnorlawson 0:35660d7952f7 39 unsigned map_hash(unsigned key)
rconnorlawson 0:35660d7952f7 40 {
rconnorlawson 0:35660d7952f7 41 // TODO: Fix me!
jtrux 3:44a69b76507d 42 return key%50;
rconnorlawson 0:35660d7952f7 43 }
rconnorlawson 0:35660d7952f7 44
rconnorlawson 0:35660d7952f7 45 void maps_init()
rconnorlawson 0:35660d7952f7 46 {
jtrux 5:142e66c8a7fa 47 // TODO: Implement!
rconnorlawson 0:35660d7952f7 48 // Initialize hash table
rconnorlawson 0:35660d7952f7 49 // Set width & height
jtrux 5:142e66c8a7fa 50 HashTable* ht = createHashTable(map_hash, 50);
jtrux 3:44a69b76507d 51 map.items = ht;
jtrux 4:237c791cc5c0 52 map.w = map_width();
jtrux 4:237c791cc5c0 53 map.h = map_height();
rconnorlawson 0:35660d7952f7 54 }
rconnorlawson 0:35660d7952f7 55
rconnorlawson 0:35660d7952f7 56 Map* get_active_map()
rconnorlawson 0:35660d7952f7 57 {
rconnorlawson 0:35660d7952f7 58 // There's only one map
rconnorlawson 0:35660d7952f7 59 return ↦
rconnorlawson 0:35660d7952f7 60 }
rconnorlawson 0:35660d7952f7 61
rconnorlawson 0:35660d7952f7 62 Map* set_active_map(int m)
rconnorlawson 0:35660d7952f7 63 {
rconnorlawson 0:35660d7952f7 64 active_map = m;
rconnorlawson 0:35660d7952f7 65 return ↦
rconnorlawson 0:35660d7952f7 66 }
rconnorlawson 0:35660d7952f7 67
rconnorlawson 0:35660d7952f7 68 void print_map()
rconnorlawson 0:35660d7952f7 69 {
rconnorlawson 0:35660d7952f7 70 // As you add more types, you'll need to add more items to this array.
rconnorlawson 0:35660d7952f7 71 char lookup[] = {'W', 'P'};
jtrux 5:142e66c8a7fa 72 for(int y = 0; y < map_height(); y++) {
jtrux 5:142e66c8a7fa 73 for (int x = 0; x < map_width(); x++) {
rconnorlawson 0:35660d7952f7 74 MapItem* item = get_here(x,y);
rconnorlawson 0:35660d7952f7 75 if (item) pc.printf("%c", lookup[item->type]);
rconnorlawson 0:35660d7952f7 76 else pc.printf(" ");
rconnorlawson 0:35660d7952f7 77 }
rconnorlawson 0:35660d7952f7 78 pc.printf("\r\n");
rconnorlawson 0:35660d7952f7 79 }
rconnorlawson 0:35660d7952f7 80 }
rconnorlawson 0:35660d7952f7 81
rconnorlawson 0:35660d7952f7 82 int map_width()
rconnorlawson 0:35660d7952f7 83 {
jtrux 3:44a69b76507d 84 return 50;
rconnorlawson 0:35660d7952f7 85 }
rconnorlawson 0:35660d7952f7 86
rconnorlawson 0:35660d7952f7 87 int map_height()
rconnorlawson 0:35660d7952f7 88 {
jtrux 3:44a69b76507d 89 return 50;
rconnorlawson 0:35660d7952f7 90 }
rconnorlawson 0:35660d7952f7 91
rconnorlawson 0:35660d7952f7 92 int map_area()
rconnorlawson 0:35660d7952f7 93 {
jtrux 4:237c791cc5c0 94 return map_width()*map_height();
rconnorlawson 0:35660d7952f7 95 }
rconnorlawson 0:35660d7952f7 96
rconnorlawson 0:35660d7952f7 97 MapItem* get_north(int x, int y)
rconnorlawson 0:35660d7952f7 98 {
jtrux 5:142e66c8a7fa 99 unsigned int ynew = y-1;
jtrux 3:44a69b76507d 100 return (MapItem*)getItem(map.items,XY_KEY(x,ynew));
rconnorlawson 0:35660d7952f7 101 }
rconnorlawson 0:35660d7952f7 102
rconnorlawson 0:35660d7952f7 103 MapItem* get_south(int x, int y)
rconnorlawson 0:35660d7952f7 104 {
jtrux 5:142e66c8a7fa 105 unsigned int ynew = y+1;
jtrux 3:44a69b76507d 106 return (MapItem*)getItem(map.items,XY_KEY(x,ynew));
rconnorlawson 0:35660d7952f7 107 }
rconnorlawson 0:35660d7952f7 108
rconnorlawson 0:35660d7952f7 109 MapItem* get_east(int x, int y)
rconnorlawson 0:35660d7952f7 110 {
jtrux 5:142e66c8a7fa 111 unsigned int xnew = x+1;
jtrux 3:44a69b76507d 112 return (MapItem*)getItem(map.items,XY_KEY(xnew,y));
rconnorlawson 0:35660d7952f7 113 }
rconnorlawson 0:35660d7952f7 114
rconnorlawson 0:35660d7952f7 115 MapItem* get_west(int x, int y)
rconnorlawson 0:35660d7952f7 116 {
jtrux 5:142e66c8a7fa 117 unsigned int xnew = x-1;
jtrux 3:44a69b76507d 118 return (MapItem*)getItem(map.items,XY_KEY(xnew,y));
rconnorlawson 0:35660d7952f7 119 }
rconnorlawson 0:35660d7952f7 120
rconnorlawson 0:35660d7952f7 121 MapItem* get_here(int x, int y)
rconnorlawson 0:35660d7952f7 122 {
jtrux 3:44a69b76507d 123 return (MapItem*)getItem(map.items,XY_KEY(x,y));
rconnorlawson 0:35660d7952f7 124 }
rconnorlawson 0:35660d7952f7 125
rconnorlawson 0:35660d7952f7 126
rconnorlawson 0:35660d7952f7 127 void map_erase(int x, int y)
rconnorlawson 0:35660d7952f7 128 {
jtrux 5:142e66c8a7fa 129
rconnorlawson 0:35660d7952f7 130 }
rconnorlawson 0:35660d7952f7 131
rconnorlawson 0:35660d7952f7 132 void add_wall(int x, int y, int dir, int len)
rconnorlawson 0:35660d7952f7 133 {
jtrux 5:142e66c8a7fa 134 for(int i = 0; i < len; i++) {
rconnorlawson 0:35660d7952f7 135 MapItem* w1 = (MapItem*) malloc(sizeof(MapItem));
rconnorlawson 0:35660d7952f7 136 w1->type = WALL;
rconnorlawson 0:35660d7952f7 137 w1->draw = draw_wall;
rconnorlawson 0:35660d7952f7 138 w1->walkable = false;
rconnorlawson 0:35660d7952f7 139 w1->data = NULL;
rconnorlawson 0:35660d7952f7 140 unsigned key = (dir == HORIZONTAL) ? XY_KEY(x+i, y) : XY_KEY(x, y+i);
rconnorlawson 0:35660d7952f7 141 void* val = insertItem(get_active_map()->items, key, w1);
rconnorlawson 0:35660d7952f7 142 if (val) free(val); // If something is already there, free it
rconnorlawson 0:35660d7952f7 143 }
rconnorlawson 0:35660d7952f7 144 }
rconnorlawson 0:35660d7952f7 145
rconnorlawson 0:35660d7952f7 146 void add_plant(int x, int y)
rconnorlawson 0:35660d7952f7 147 {
rconnorlawson 0:35660d7952f7 148 MapItem* w1 = (MapItem*) malloc(sizeof(MapItem));
rconnorlawson 0:35660d7952f7 149 w1->type = PLANT;
rconnorlawson 0:35660d7952f7 150 w1->draw = draw_plant;
rconnorlawson 0:35660d7952f7 151 w1->walkable = true;
rconnorlawson 0:35660d7952f7 152 w1->data = NULL;
rconnorlawson 0:35660d7952f7 153 void* val = insertItem(get_active_map()->items, XY_KEY(x, y), w1);
rconnorlawson 0:35660d7952f7 154 if (val) free(val); // If something is already there, free it
rconnorlawson 0:35660d7952f7 155 }