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(svn r10167) -Codechange: Change the flagging system of grf loaded feature from a bitset to a bool evaluation.

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Like easier to read and faster to evaluate :)
This commit is contained in:
belugas
2007-06-15 23:55:52 +00:00
parent ef099dbc27
commit 108ee9bc3e
5 changed files with 23 additions and 21 deletions
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6
src/town_cmd.cpp
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@@ -1668,7 +1668,7 @@ static void DoBuildTownHouse(Town *t, TileIndex tile)
for (i = 0; i < HOUSE_MAX; i++) {
hs = GetHouseSpecs(i);
if ((~hs->building_availability & bitmask) == 0 && hs->enabled) {
if (HASBIT(_loaded_newgrf_features, GRFLOADED_NEWHOUSES)) {
if (_loaded_newgrf_features.has_newhouses) {
probability_max += hs->probability;
cumulative_probs[num] = probability_max;
}
@@ -1677,7 +1677,7 @@ static void DoBuildTownHouse(Town *t, TileIndex tile)
}
for (;;) {
if (HASBIT(_loaded_newgrf_features, GRFLOADED_NEWHOUSES)) {
if (_loaded_newgrf_features.has_newhouses) {
uint r = RandomRange(probability_max);
for (i = 0; i < num; i++) if (cumulative_probs[i] >= r) break;
@@ -1688,7 +1688,7 @@ static void DoBuildTownHouse(Town *t, TileIndex tile)
hs = GetHouseSpecs(house);
if (HASBIT(_loaded_newgrf_features, GRFLOADED_NEWHOUSES)) {
if (_loaded_newgrf_features.has_newhouses) {
if (hs->override != 0) hs = GetHouseSpecs(hs->override);
if ((hs->extra_flags & BUILDING_IS_HISTORICAL) && !_generating_world) continue;