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authorrubidium <rubidium@openttd.org>2007-08-02 23:21:52 +0000
committerrubidium <rubidium@openttd.org>2007-08-02 23:21:52 +0000
commite4149482ec1c1d5424327983df2ebf2419ffe273 (patch)
tree492ddfe6412cdabdaaaa435390d2417c774cf096
parent549450d31a4676039e2663e66e23e2f5bae3f7f1 (diff)
downloadopenttd-e4149482ec1c1d5424327983df2ebf2419ffe273.tar.xz
(svn r10759) -Codechange: make the industry struct use the pool item class as super class.
-rw-r--r--src/ai/default/default.cpp2
-rw-r--r--src/industry.h36
-rw-r--r--src/industry_cmd.cpp83
-rw-r--r--src/oldloader.cpp2
-rw-r--r--src/strings.cpp2
-rw-r--r--src/town_cmd.cpp2
6 files changed, 43 insertions, 84 deletions
diff --git a/src/ai/default/default.cpp b/src/ai/default/default.cpp
index 7235ab704..35cdc29c8 100644
--- a/src/ai/default/default.cpp
+++ b/src/ai/default/default.cpp
@@ -462,7 +462,7 @@ static Town *AiFindRandomTown()
static Industry *AiFindRandomIndustry()
{
int num = RandomRange(GetMaxIndustryIndex());
- if (IsValidIndustry(GetIndustry(num))) return GetIndustry(num);
+ if (IsValidIndustryID(num)) return GetIndustry(num);
return NULL;
}
diff --git a/src/industry.h b/src/industry.h
index 2dc562d20..408c85860 100644
--- a/src/industry.h
+++ b/src/industry.h
@@ -86,10 +86,13 @@ enum IndustyBehaviour {
DECLARE_ENUM_AS_BIT_SET(IndustyBehaviour);
+struct Industry;
+DECLARE_OLD_POOL(Industry, Industry, 3, 8000)
+
/**
* Defines the internal data of a functionnal industry
*/
-struct Industry {
+struct Industry : PoolItem<Industry, IndustryID, &_Industry_pool> {
TileIndex xy; ///< coordinates of the primary tile the industry is built one
byte width;
byte height;
@@ -111,12 +114,15 @@ struct Industry {
Year last_prod_year; ///< last year of production
byte was_cargo_delivered; ///< flag that indicate this has been the closest industry chosen for cargo delivery by a station. see DeliverGoodsToIndustry
- IndustryID index; ///< index of the industry in the pool of industries
-
OwnerByte founder; ///< Founder of the industry
Date construction_date; ///< Date of the construction of the industry
uint8 construction_type; ///< Way the industry was constructed (@see IndustryConstructionType)
Date last_cargo_accepted_at; ///< Last day cargo was accepted by this industry
+
+ Industry(TileIndex tile = 0) : xy(tile) {}
+ ~Industry();
+
+ bool IsValid() const { return this->xy != 0; }
};
struct IndustryTileTable {
@@ -216,18 +222,6 @@ extern IndustryTileSpec _industry_tile_specs[NUM_INDUSTRYTILES];
/* smallmap_gui.cpp */
void BuildIndustriesLegend();
-DECLARE_OLD_POOL(Industry, Industry, 3, 8000)
-
-/**
- * Check if an Industry really exists.
- * @param industry to check
- * @return true if position is a valid one
- */
-static inline bool IsValidIndustry(const Industry *industry)
-{
- return industry->xy != 0;
-}
-
/**
* Check if an Industry exists whithin the pool of industries
* @param index of the desired industry
@@ -235,7 +229,7 @@ static inline bool IsValidIndustry(const Industry *industry)
*/
static inline bool IsValidIndustryID(IndustryID index)
{
- return index < GetIndustryPoolSize() && IsValidIndustry(GetIndustry(index));
+ return index < GetIndustryPoolSize() && GetIndustry(index)->IsValid();
}
@@ -318,15 +312,7 @@ static inline Industry *GetRandomIndustry()
return GetIndustry(index);
}
-void DestroyIndustry(Industry *i);
-
-static inline void DeleteIndustry(Industry *i)
-{
- DestroyIndustry(i);
- i->xy = 0;
-}
-
-#define FOR_ALL_INDUSTRIES_FROM(i, start) for (i = GetIndustry(start); i != NULL; i = (i->index + 1U < GetIndustryPoolSize()) ? GetIndustry(i->index + 1U) : NULL) if (IsValidIndustry(i))
+#define FOR_ALL_INDUSTRIES_FROM(i, start) for (i = GetIndustry(start); i != NULL; i = (i->index + 1U < GetIndustryPoolSize()) ? GetIndustry(i->index + 1U) : NULL) if (i->IsValid())
#define FOR_ALL_INDUSTRIES(i) FOR_ALL_INDUSTRIES_FROM(i, 0)
extern const Industry **_industry_sort;
diff --git a/src/industry_cmd.cpp b/src/industry_cmd.cpp
index 417d04c91..6156006cb 100644
--- a/src/industry_cmd.cpp
+++ b/src/industry_cmd.cpp
@@ -35,6 +35,7 @@
#include "newgrf_industries.h"
#include "newgrf_industrytiles.h"
#include "newgrf_callbacks.h"
+#include "misc/autoptr.hpp"
void ShowIndustryViewWindow(int industry);
void BuildOilRig(TileIndex tile);
@@ -75,19 +76,7 @@ void ResetIndustryCreationProbility(IndustryType type)
_industry_specs[type].appear_creation[_opt.landscape] = 0;
}
-/**
- * Called if a new block is added to the industry-pool
- */
-static void IndustryPoolNewBlock(uint start_item)
-{
- Industry *i;
-
- /* We don't use FOR_ALL here, because FOR_ALL skips invalid items.
- * TODO - This is just a temporary stage, this will be removed. */
- for (i = GetIndustry(start_item); i != NULL; i = (i->index + 1U < GetIndustryPoolSize()) ? GetIndustry(i->index + 1U) : NULL) i->index = start_item++;
-}
-
-DEFINE_OLD_POOL(Industry, Industry, IndustryPoolNewBlock, NULL)
+DEFINE_OLD_POOL_GENERIC(Industry, Industry)
/**
* Retrieve the type for this industry. Although it is accessed by a tile,
@@ -102,7 +91,7 @@ IndustryType GetIndustryType(TileIndex tile)
assert(IsTileType(tile, MP_INDUSTRY));
const Industry *ind = GetIndustryByTile(tile);
- return IsValidIndustry(ind) ? ind->type : (IndustryType)IT_INVALID;
+ return ind->IsValid() ? ind->type : (IndustryType)IT_INVALID;
}
/**
@@ -139,35 +128,43 @@ const IndustryTileSpec *GetIndustryTileSpec(IndustryGfx gfx, bool full_check)
return its;
}
-void DestroyIndustry(Industry *i)
+Industry::~Industry()
{
- BEGIN_TILE_LOOP(tile_cur, i->width, i->height, i->xy);
+ /* Industry can also be destroyed when not fully initialized.
+ * This means that we do not have to clear tiles either. */
+ if (this->width == 0) {
+ this->xy = 0;
+ return;
+ }
+
+ BEGIN_TILE_LOOP(tile_cur, this->width, this->height, this->xy);
if (IsTileType(tile_cur, MP_INDUSTRY)) {
- if (GetIndustryIndex(tile_cur) == i->index) {
+ if (GetIndustryIndex(tile_cur) == this->index) {
DoClearSquare(tile_cur);
}
} else if (IsTileType(tile_cur, MP_STATION) && IsOilRig(tile_cur)) {
DeleteOilRig(tile_cur);
}
- END_TILE_LOOP(tile_cur, i->width, i->height, i->xy);
+ END_TILE_LOOP(tile_cur, this->width, this->height, this->xy);
- if (GetIndustrySpec(i->type)->behaviour & INDUSTRYBEH_PLANT_FIELDS) {
+ if (GetIndustrySpec(this->type)->behaviour & INDUSTRYBEH_PLANT_FIELDS) {
/* Remove the farmland and convert it to regular tiles over time. */
- BEGIN_TILE_LOOP(tile_cur, 42, 42, i->xy - TileDiffXY(21, 21)) {
+ BEGIN_TILE_LOOP(tile_cur, 42, 42, this->xy - TileDiffXY(21, 21)) {
tile_cur = TILE_MASK(tile_cur);
if (IsTileType(tile_cur, MP_CLEAR) && IsClearGround(tile_cur, CLEAR_FIELDS) &&
- GetIndustryIndexOfField(tile_cur) == i->index) {
+ GetIndustryIndexOfField(tile_cur) == this->index) {
SetIndustryIndexOfField(tile_cur, INVALID_INDUSTRY);
}
- } END_TILE_LOOP(tile_cur, 42, 42, i->xy - TileDiff(21, 21))
+ } END_TILE_LOOP(tile_cur, 42, 42, this->xy - TileDiff(21, 21))
}
_industry_sort_dirty = true;
- DecIndustryTypeCount(i->type);
+ DecIndustryTypeCount(this->type);
- DeleteSubsidyWithIndustry(i->index);
- DeleteWindowById(WC_INDUSTRY_VIEW, i->index);
+ DeleteSubsidyWithIndustry(this->index);
+ DeleteWindowById(WC_INDUSTRY_VIEW, this->index);
InvalidateWindow(WC_INDUSTRY_DIRECTORY, 0);
+ this->xy = 0;
}
static void IndustryDrawSugarMine(const TileInfo *ti)
@@ -393,7 +390,7 @@ static CommandCost ClearTile_Industry(TileIndex tile, byte flags)
return_cmd_error(STR_4800_IN_THE_WAY);
}
- if (flags & DC_EXEC) DeleteIndustry(i);
+ if (flags & DC_EXEC) delete i;
return CommandCost();
}
@@ -1397,27 +1394,6 @@ static bool CheckIfTooCloseToIndustry(TileIndex tile, int type)
return true;
}
-static Industry *AllocateIndustry()
-{
- Industry *i;
-
- /* We don't use FOR_ALL here, because FOR_ALL skips invalid items.
- * TODO - This is just a temporary stage, this will be removed. */
- for (i = GetIndustry(0); i != NULL; i = (i->index + 1U < GetIndustryPoolSize()) ? GetIndustry(i->index + 1U) : NULL) {
- IndustryID index = i->index;
-
- if (IsValidIndustry(i)) continue;
-
- memset(i, 0, sizeof(*i));
- i->index = index;
-
- return i;
- }
-
- /* Check if we can add a block to the pool */
- return AddBlockToPool(&_Industry_pool) ? AllocateIndustry() : NULL;
-}
-
static void DoCreateNewIndustry(Industry *i, TileIndex tile, int type, const IndustryTileTable *it, const Town *t, Owner owner)
{
const IndustrySpec *indspec = GetIndustrySpec(type);
@@ -1530,12 +1506,14 @@ static Industry *CreateNewIndustryHelper(TileIndex tile, IndustryType type, uint
if (!CheckIfIndustryIsAllowed(tile, type, t)) return NULL;
if (!CheckSuitableIndustryPos(tile)) return NULL;
- Industry *i = AllocateIndustry();
+ Industry *i = new Industry(tile);
if (i == NULL) return NULL;
+ AutoPtrT<Industry> i_auto_delete = i;
if (flags & DC_EXEC) {
if (!custom_shape_check) CheckIfCanLevelIndustryPlatform(tile, DC_EXEC, it, type);
DoCreateNewIndustry(i, tile, type, it, t, OWNER_NONE);
+ i_auto_delete.Detach();
}
return i;
@@ -1808,7 +1786,7 @@ static void UpdateIndustryStatistics(Industry *i)
InvalidateWindow(WC_INDUSTRY_VIEW, i->index);
if (i->prod_level == 0) {
- DeleteIndustry(i);
+ delete i;
} else if (_patches.smooth_economy) {
ExtChangeIndustryProduction(i);
}
@@ -2093,12 +2071,7 @@ static void Load_INDY()
ResetIndustryCounts();
while ((index = SlIterateArray()) != -1) {
- Industry *i;
-
- if (!AddBlockIfNeeded(&_Industry_pool, index))
- error("Industries: failed loading savegame: too many industries");
-
- i = GetIndustry(index);
+ Industry *i = new (index) Industry();
SlObject(i, _industry_desc);
IncIndustryTypeCount(i->type);
}
diff --git a/src/oldloader.cpp b/src/oldloader.cpp
index adf3af037..f097e2b04 100644
--- a/src/oldloader.cpp
+++ b/src/oldloader.cpp
@@ -715,7 +715,7 @@ static bool LoadOldIndustry(LoadgameState *ls, int num)
i = GetIndustry(num);
if (!LoadChunk(ls, i, industry_chunk)) return false;
- if (IsValidIndustry(i)) {
+ if (i->IsValid()) {
i->town = GetTown(REMAP_TOWN_IDX(_old_town_index));
}
diff --git a/src/strings.cpp b/src/strings.cpp
index bcd44db09..c10855a0c 100644
--- a/src/strings.cpp
+++ b/src/strings.cpp
@@ -656,7 +656,7 @@ static char* FormatString(char* buff, const char* str, const int64* argv, uint c
int64 args[2];
/* industry not valid anymore? */
- if (!IsValidIndustry(i)) break;
+ if (!i->IsValid()) break;
/* First print the town name and the industry type name
* The string STR_INDUSTRY_PATTERN controls the formatting */
diff --git a/src/town_cmd.cpp b/src/town_cmd.cpp
index 0e38750f0..24a14edc7 100644
--- a/src/town_cmd.cpp
+++ b/src/town_cmd.cpp
@@ -61,7 +61,7 @@ Town::~Town()
_total_towns--;
/* Delete all industries belonging to the town */
- FOR_ALL_INDUSTRIES(i) if (i->town == this) DeleteIndustry(i);
+ FOR_ALL_INDUSTRIES(i) if (i->town == this) delete i;
/* Go through all tiles and delete those belonging to the town */
for (TileIndex tile = 0; tile < MapSize(); ++tile) {