X-Git-Url: https://plomlompom.com/repos/foo.html?a=blobdiff_plain;ds=inline;f=src%2Fserver%2Ffield_of_view.c;h=ae8aa9cbaa0887dbde1478f07ac808f6bc525a1f;hb=3cb6ed6453b22eba62f7c9186790813b0abebeb9;hp=6ccd16f431c5e1fc59f2d099977c38ee6ce771f0;hpb=3dce2a1d9dd93db625c81b09309d9ae0b612dbbb;p=plomrogue
diff --git a/src/server/field_of_view.c b/src/server/field_of_view.c
index 6ccd16f..ae8aa9c 100644
--- a/src/server/field_of_view.c
+++ b/src/server/field_of_view.c
@@ -65,21 +65,12 @@ static uint8_t try_merging_angles(uint32_t left_angle, uint32_t right_angle,
/* Test whether angle between "left_angle" and "right_angle", or at least
* "middle_angle", is captured inside one of the shadow angles in "shadows". If
- * so, set hex in "fov_map" indexed by "pos_in_map" to HIDDEN. If the whole
- * angle and not just "middle_angle" is captured, return 1. Any other case: 0.
+ * so, set hex in "fov_map" indexed by "pos_in_map" to 'H'. If the whole angle
+ * and not just "middle_angle" is captured, return 1. Any other case: 0.
*/
static uint8_t shade_hex(uint32_t left_angle, uint32_t right_angle,
uint32_t middle_angle, struct shadow_angle ** shadows,
- uint16_t pos_in_map, uint8_t * fov_map);
-
-/* Test whether angle between "left_angle" and "right_angle", or at least
- * "middle_angle", is captured inside one of the shadow angles in "shadows". If
- * so, set hex in "fov_map" indexed by "pos_in_map" to HIDDEN. If the whole
- * angle and not just "middle_angle" is captured, return 1. Any other case: 0.
- */
-static uint8_t shade_hex(uint32_t left_angle, uint32_t right_angle,
- uint32_t middle_angle, struct shadow_angle ** shadows,
- uint16_t pos_in_map, uint8_t * fov_map);
+ uint16_t pos_in_map, char * fov_map);
/* Free shadow angles list "angles". */
static void free_angles(struct shadow_angle * angles);
@@ -89,7 +80,7 @@ static void free_angles(struct shadow_angle * angles);
* the circle's rightmost point), for setting shaded hexes in "fov_map" and
* potentially adding a new shadow to linked shadow angle list "shadows".
*/
-static void eval_position(uint16_t dist, uint16_t hex_i, uint8_t * fov_map,
+static void eval_position(uint16_t dist, uint16_t hex_i, char * fov_map,
struct yx_uint8 * test_pos,
struct shadow_angle ** shadows);
@@ -264,23 +255,23 @@ static uint8_t try_merging_angles(uint32_t left_angle, uint32_t right_angle,
static uint8_t shade_hex(uint32_t left_angle, uint32_t right_angle,
uint32_t middle_angle, struct shadow_angle ** shadows,
- uint16_t pos_in_map, uint8_t * fov_map)
+ uint16_t pos_in_map, char * fov_map)
{
struct shadow_angle * shadow_i;
- if (fov_map[pos_in_map] == VISIBLE)
+ if (fov_map[pos_in_map] == 'v')
{
for (shadow_i = *shadows; shadow_i; shadow_i = shadow_i->next)
{
if ( left_angle <= shadow_i->left_angle
&& right_angle >= shadow_i->right_angle)
{
- fov_map[pos_in_map] = HIDDEN;
+ fov_map[pos_in_map] = 'H';
return 1;
}
if ( middle_angle < shadow_i->left_angle
&& middle_angle > shadow_i->right_angle)
{
- fov_map[pos_in_map] = HIDDEN;
+ fov_map[pos_in_map] = 'H';
}
}
}
@@ -331,7 +322,7 @@ static void free_angles(struct shadow_angle * angles)
-static void eval_position(uint16_t dist, uint16_t hex_i, uint8_t * fov_map,
+static void eval_position(uint16_t dist, uint16_t hex_i, char * fov_map,
struct yx_uint8 * test_pos,
struct shadow_angle ** shadows)
{
@@ -373,7 +364,7 @@ static void update_map_memory(struct Thing * t, uint32_t map_size)
uint32_t i;
for (i = 0; i < map_size; i++)
{
- if (' ' == t->mem_map[i] && t->fov_map[i] == VISIBLE)
+ if (' ' == t->mem_map[i] && t->fov_map[i] == 'v')
{
t->mem_map[i] = world.map.cells[i];
}
@@ -386,7 +377,7 @@ extern void build_fov_map(struct Thing * t)
{
uint32_t map_size = world.map.length * world.map.length;
t->fov_map = t->fov_map ? t->fov_map : try_malloc(map_size, __func__);
- memset(t->fov_map, VISIBLE, map_size);
+ memset(t->fov_map, 'v', map_size);
struct yx_uint8 test_pos = t->pos;
struct shadow_angle * shadows = NULL;
char * circle_dirs = "xswedc";