X-Git-Url: https://plomlompom.com/repos/foo.html?a=blobdiff_plain;ds=inline;f=src%2Fserver%2Fmap.c;h=8ed37d9b50cbd017baf0cb2c0464e5e547aebeab;hb=19ebce2d7c380212d1b8e45a8e5c92e5a9c6d9c0;hp=36c446580205e67041237c3e950c8441d62b6ac4;hpb=57a981d4fc0a6f24116c8fad753df57e168551ed;p=plomrogue
diff --git a/src/server/map.c b/src/server/map.c
index 36c4465..8ed37d9 100644
--- a/src/server/map.c
+++ b/src/server/map.c
@@ -2,6 +2,7 @@
#include "map.h"
#include /* uint8_t, uint16_t, uint32_t, UINT16_MAX */
+#include /* free() */
#include "../common/rexit.h" /* exit_err() */
#include "../common/try_malloc.h" /* try_malloc() */
#include "../common/yx_uint8.h" /* struct yx_uint8 */
@@ -50,20 +51,20 @@ static uint8_t is_neighbor(struct yx_uint8 pos, char type)
{
uint8_t ind = pos.y % 2;
uint8_t diag_west = pos.x + ind > 0;
- uint8_t diag_east = pos.x + ind <= world.map.size.x - 1;
- uint16_t pos_i = (pos.y * world.map.size.x) + pos.x;
+ uint8_t diag_east = pos.x + ind <= world.map.length - 1;
+ uint16_t pos_i = (pos.y * world.map.length) + pos.x;
if ( ( pos.y > 0 && diag_east
- && type == world.map.cells[pos_i - world.map.size.x + ind])
- || ( pos.x < world.map.size.x - 1
+ && type == world.map.cells[pos_i - world.map.length + ind])
+ || ( pos.x < world.map.length - 1
&& type == world.map.cells[pos_i + 1])
- || ( pos.y < world.map.size.y - 1 && diag_east
- && type == world.map.cells[pos_i + world.map.size.x + ind])
+ || ( pos.y < world.map.length - 1 && diag_east
+ && type == world.map.cells[pos_i + world.map.length + ind])
|| ( pos.y > 0 && diag_west
- && type == world.map.cells[pos_i - world.map.size.x - !ind])
+ && type == world.map.cells[pos_i - world.map.length - !ind])
|| ( pos.x > 0
&& type == world.map.cells[pos_i - 1])
- || ( pos.y < world.map.size.y - 1 && diag_west
- && type == world.map.cells[pos_i + world.map.size.x - !ind]))
+ || ( pos.y < world.map.length - 1 && diag_west
+ && type == world.map.cells[pos_i + world.map.length - !ind]))
{
return 1;
}
@@ -75,11 +76,11 @@ static uint8_t is_neighbor(struct yx_uint8 pos, char type)
static void make_sea()
{
uint16_t y, x;
- for (y = 0; y < world.map.size.y; y++)
+ for (y = 0; y < world.map.length; y++)
{
for (x = 0;
- x < world.map.size.x;
- world.map.cells[(y * world.map.size.x) + x] = '~', x++);
+ x < world.map.length;
+ world.map.cells[(y * world.map.length) + x] = '~', x++);
}
}
@@ -88,20 +89,20 @@ static void make_sea()
static void make_island()
{
char type = '.';
- uint8_t add_half_width = !(world.map.size.y % 2) * (world.map.size.x / 2);
- uint32_t size = world.map.size.x * world.map.size.y;
+ uint8_t add_half_width = !(world.map.length % 2) * (world.map.length / 2);
+ uint32_t size = world.map.length * world.map.length;
world.map.cells[(size / 2) + add_half_width] = type;
struct yx_uint8 pos;
iter_limit(1);
while (iter_limit(0))
{
- pos.y = rrand() % world.map.size.y;
- pos.x = rrand() % world.map.size.x;
- uint16_t pos_i = (pos.y * world.map.size.x) + pos.x;
+ pos.y = rrand() % world.map.length;
+ pos.x = rrand() % world.map.length;
+ uint16_t pos_i = (pos.y * world.map.length) + pos.x;
if ('~' == world.map.cells[pos_i] && is_neighbor(pos, type))
{
- if ( pos.y == 0 || pos.y == world.map.size.y - 1
- || pos.x == 0 || pos.x == world.map.size.x - 1)
+ if ( pos.y == 0 || pos.y == world.map.length - 1
+ || pos.x == 0 || pos.x == world.map.length - 1)
{
break;
}
@@ -116,15 +117,15 @@ static void make_trees()
{
char type = 'X';
struct yx_uint8 pos;
- uint16_t n_trees = (world.map.size.x * world.map.size.y) / 16;
+ uint16_t n_trees = (world.map.length * world.map.length) / 16;
uint16_t i_trees = 0;
iter_limit(1);
while (i_trees <= n_trees && iter_limit(0))
{
uint8_t single_allowed = rrand() % 32;
- pos.y = rrand() % world.map.size.y;
- pos.x = rrand() % world.map.size.x;
- uint16_t pos_i = (pos.y * world.map.size.x) + pos.x;
+ pos.y = rrand() % world.map.length;
+ pos.x = rrand() % world.map.length;
+ uint16_t pos_i = (pos.y * world.map.length) + pos.x;
if ('.' == world.map.cells[pos_i]
&& (!single_allowed || is_neighbor(pos, type)))
{
@@ -136,13 +137,16 @@ static void make_trees()
-extern void init_map()
+extern void remake_map()
{
- char * f_name = "init_map()";
- world.map.cells = try_malloc(world.map.size.x * world.map.size.y, f_name);
+ free(world.map.cells);
+ world.map.cells = try_malloc(world.map.length * world.map.length, __func__);
+ uint32_t store_seed = world.seed;
+ world.seed = world.seed_map;
make_sea();
make_island();
make_trees();
+ world.seed = store_seed;
}
@@ -150,9 +154,9 @@ extern void init_map()
extern uint8_t is_passable(struct yx_uint8 pos)
{
uint8_t passable = 0;
- if (pos.x < world.map.size.x && pos.y < world.map.size.y)
+ if (pos.x < world.map.length && pos.y < world.map.length)
{
- passable = ('.' == world.map.cells[(pos.y * world.map.size.x) + pos.x]);
+ passable = ('.' == world.map.cells[(pos.y * world.map.length) + pos.x]);
}
return passable;
}