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(svn r764) Enumerate the houses only one per town can exist and use the enums instead of magic numbers to check for these

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tron
2004-11-22 18:42:03 +00:00
parent 8a3d7cce1c
commit d51887fbed
2 changed files with 46 additions and 10 deletions
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46
town_cmd.c
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@@ -13,6 +13,11 @@
#include "economy.h"
#include "gui.h"
enum {
TOWN_HAS_CHURCH = 0x02,
TOWN_HAS_STADIUM = 0x04
};
// Local
static int _grow_town_result;
@@ -1133,11 +1138,22 @@ static void DoBuildTownHouse(Town *t, uint tile)
continue;
// Special houses that there can be only one of.
oneof = 0;
if (house == 0x5B || house == 0x53 || house == 3 || house == 0x3C || house == 0x3D)
oneof = 2;
else if (house == 0x20 || house == 0x14)
oneof = 4;
switch (house) {
case HOUSE_TEMP_CHURCH:
case HOUSE_ARCT_CHURCH:
case HOUSE_SNOW_CHURCH:
case HOUSE_TROP_CHURCH:
case HOUSE_TOY_CHURCH:
oneof = TOWN_HAS_CHURCH;
break;
case HOUSE_STADIUM:
case HOUSE_MODERN_STADIUM:
oneof = TOWN_HAS_STADIUM;
break;
default:
oneof = 0;
break;
}
if (t->flags12 & oneof)
continue;
@@ -1303,11 +1319,21 @@ static void ClearTownHouse(Town *t, uint tile) {
t->num_houses--;
// Clear flags for houses that only may exist once/town.
if (house == 0x5B || house == 0x53 || house == 0x3C ||
house == 0x3D || house == 0x03)
t->flags12 &= ~2;
if (house == 0x14 || house == 0x20)
t->flags12 &= ~4;
switch (house) {
case HOUSE_TEMP_CHURCH:
case HOUSE_ARCT_CHURCH:
case HOUSE_SNOW_CHURCH:
case HOUSE_TROP_CHURCH:
case HOUSE_TOY_CHURCH:
t->flags12 &= ~TOWN_HAS_CHURCH;
break;
case HOUSE_STADIUM:
case HOUSE_MODERN_STADIUM:
t->flags12 &= ~TOWN_HAS_STADIUM;
break;
default:
break;
}
// Do the actual clearing of tiles
eflags = _housetype_extra_flags[house];