X-Git-Url: https://plomlompom.com/repos/test.html?a=blobdiff_plain;f=src%2Fserver%2Fio.c;h=964e06a69f53a6b389f5f038997cc96f6c9f4b6a;hb=4266e8b48fc5481ce24c0bf02fdd517217f8390a;hp=8e7f9e9a2716fd632c55df8e6ec0e92083140b36;hpb=c53b42dfc7e4de104f9189428dd5b9a0d431c00a;p=plomrogue
diff --git a/src/server/io.c b/src/server/io.c
index 8e7f9e9..964e06a 100644
--- a/src/server/io.c
+++ b/src/server/io.c
@@ -1,23 +1,26 @@
/* src/server/io.c */
-#define _BSD_SOURCE /* usleep() */
+#define _POSIX_C_SOURCE 199309L
#include "io.h"
#include /* global errno */
#include /* PIPE_BUF */
#include /* size_t, NULL */
-#include /* uint8_t, uint32_t */
+#include /* uint8_t, uint16_t, uint32_t */
#include /* defines EOF, FILE, sprintf() */
#include /* free() */
-#include /* strlen(), memcpy() */
+#include /* strlen(), memcpy(), memset() */
#include /* time_t */
-#include /* time() */
-#include /* usleep() */
+#include /* time(), nanosleep() */
#include "../common/readwrite.h" /* try_fopen(), try_fclose_unlink_rename(),
* try_fwrite(), try_fputc(), try_fgetc()
*/
#include "../common/try_malloc.h" /* try_malloc() */
#include "cleanup.h" /* set_cleanup_flag() */
-#include "map_objects.h" /* structs MapObj, MapObjDef, get_map_obj_def() */
+#include "field_of_view.h" /* VISIBLE */
+#include "map.h" /* yx_to_map_pos() */
+#include "map_objects.h" /* structs MapObj, MapObjDef, get_map_obj_def(),
+ * get_player()
+ */
#include "world.h" /* global world */
@@ -45,10 +48,15 @@ static void write_value_as_line(uint32_t value, FILE * file);
/* Write to "file" player's inventory, one item name per line. End in "%\n". */
static void write_inventory(struct MapObj * player, FILE * file);
-/* Write to "file" game map, with map objects super-imposed. Write one row per
- * \n-delimited line. Super-impose animated objects over inanimate objects.
+/* Return map cells sequence as visible to the "player", with invisible cells as
+ * whitespace. Super-impose over visible map cells map objects positioned there.
*/
-static void write_map(FILE * file);
+static char * build_visible_map(struct MapObj * player);
+
+/* Write to "file" game map as visible to "player", build_visible_map()-drawn.
+ * Write one row per \n-delimited line.
+ */
+static void write_map(struct MapObj * player, FILE * file);
@@ -92,10 +100,13 @@ static void read_file_into_queue()
char * f_name = "read_file_into_queue()";
uint8_t wait_seconds = 5;
time_t now = time(0);
+ struct timespec dur;
+ dur.tv_sec = 0;
+ dur.tv_nsec = 33333333;
int test;
while (EOF == (test = try_fgetc(world.file_in, f_name)))
{
- usleep(33);
+ nanosleep(&dur, NULL);
if (time(0) > now + wait_seconds)
{
return;
@@ -135,7 +146,7 @@ static void update_worldstate_file()
write_value_as_line(player->pos.x, file);
write_value_as_line(world.map.size.y, file);
write_value_as_line(world.map.size.x, file);
- write_map(file);
+ write_map(player, file);
if (world.log)
{
try_fwrite(world.log, strlen(world.log), 1, file, f_name);
@@ -185,12 +196,20 @@ static void write_inventory(struct MapObj * player, FILE * file)
-static void write_map(FILE * file)
+static char * build_visible_map(struct MapObj * player)
{
- char * f_name = "write_map()";
+ char * f_name = "build_visible_map()";
uint32_t map_size = world.map.size.y * world.map.size.x;
- char visible_map[map_size];
- memcpy(visible_map, world.map.cells, map_size);
+ char * visible_map = try_malloc(map_size, f_name);
+ memset(visible_map, ' ', map_size);
+ uint16_t pos_i;
+ for (pos_i = 0; pos_i < map_size; pos_i++)
+ {
+ if (player->fov_map[pos_i] & VISIBLE)
+ {
+ visible_map[pos_i] = world.map.cells[pos_i];
+ }
+ }
struct MapObj * o;
struct MapObjDef * d;
char c;
@@ -199,15 +218,25 @@ static void write_map(FILE * file)
{
for (o = world.map_objs; o != 0; o = o->next)
{
- if (( (0 == i && 0 == o->lifepoints)
- || (1 == i && 0 < o->lifepoints)))
+ if ( player->fov_map[yx_to_map_pos(&o->pos)] & VISIBLE
+ && ( (0 == i && 0 == o->lifepoints)
+ || (1 == i && 0 < o->lifepoints)))
{
d = get_map_object_def(o->type);
c = d->char_on_map;
- visible_map[(o->pos.y * world.map.size.x) + o->pos.x] = c;
+ visible_map[yx_to_map_pos(&o->pos)] = c;
}
}
}
+ return visible_map;
+}
+
+
+
+static void write_map(struct MapObj * player, FILE * file)
+{
+ char * f_name = "write_map()";
+ char * visible_map = build_visible_map(player);
uint16_t x, y;
for (y = 0; y < world.map.size.y; y++)
{
@@ -217,6 +246,7 @@ static void write_map(FILE * file)
}
try_fputc('\n', file, f_name);
}
+ free(visible_map);
}