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OpenTTD-patches/industry_cmd.c
tron 265ac67183 (svn r901) Small step in the process to clean up the DPARAM mess: 
- reduce to 2 sizes (*DParam64 for 64bit values, *DParam for the rest)
- use inline functions instead of macros
- add assert()s to check for buffer overruns
2004-12-02 22:53:07 +00:00

1910 lines
44 KiB
C
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#include "stdafx.h"
#include "ttd.h"
#include "table/strings.h"
#include "viewport.h"
#include "command.h"
#include "industry.h"
#include "town.h"
#include "vehicle.h"
#include "news.h"
#include "saveload.h"
#include "economy.h"
#include "sound.h"
byte _industry_sound_ctr;
TileIndex _industry_sound_tile;
void ShowIndustryViewWindow(int industry);
void BuildOilRig(uint tile);
void DeleteOilRig(uint tile);
typedef struct DrawIndustryTileStruct {
uint32 sprite_1;
uint32 sprite_2;
byte subtile_xy;
byte width_height;
byte dz;
byte proc;
} DrawIndustryTileStruct;
typedef struct DrawIndustrySpec1Struct {
byte x;
byte image_1;
byte image_2;
byte image_3;
} DrawIndustrySpec1Struct;
typedef struct DrawIndustrySpec4Struct {
byte image_1;
byte image_2;
byte image_3;
} DrawIndustrySpec4Struct;
#include "table/industry_land.h"
typedef struct IndustryTileTable {
TileIndexDiff ti;
byte map5;
} IndustryTileTable;
typedef struct IndustrySpec {
const IndustryTileTable * const * table;
byte num_table;
byte a,b,c;
byte produced_cargo[2];
byte production_rate[2];
byte accepts_cargo[3];
byte check_proc;
} IndustrySpec;
#include "table/build_industry.h"
static const byte _industry_close_mode[37] = {
1,0,2,1,2,1,2,2,2,1,1,1,0,2,2,1,0,1,1,1,1,1,0,2,1,2,1,2,1,1,0,2,1,2,1,1,1,
};
static const StringID _industry_prod_up_strings[] = {
STR_4836_NEW_COAL_SEAM_FOUND_AT,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4837_NEW_OIL_RESERVES_FOUND,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4838_IMPROVED_FARMING_METHODS,
STR_4835_INCREASES_PRODUCTION,
STR_4837_NEW_OIL_RESERVES_FOUND,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4838_IMPROVED_FARMING_METHODS,
STR_4838_IMPROVED_FARMING_METHODS,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4838_IMPROVED_FARMING_METHODS,
STR_4835_INCREASES_PRODUCTION,
STR_4838_IMPROVED_FARMING_METHODS,
STR_4835_INCREASES_PRODUCTION,
STR_4838_IMPROVED_FARMING_METHODS,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
STR_4835_INCREASES_PRODUCTION,
};
static const StringID _industry_prod_down_strings[] = {
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_483A_INSECT_INFESTATION_CAUSES,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_483A_INSECT_INFESTATION_CAUSES,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_483A_INSECT_INFESTATION_CAUSES,
STR_483A_INSECT_INFESTATION_CAUSES,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_483A_INSECT_INFESTATION_CAUSES,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_483A_INSECT_INFESTATION_CAUSES,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
STR_4839_PRODUCTION_DOWN_BY_50,
};
static const StringID _industry_close_strings[] = {
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4833_SUPPLY_PROBLEMS_CAUSE_TO,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4833_SUPPLY_PROBLEMS_CAUSE_TO,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4833_SUPPLY_PROBLEMS_CAUSE_TO,
STR_4833_SUPPLY_PROBLEMS_CAUSE_TO,
STR_4833_SUPPLY_PROBLEMS_CAUSE_TO,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4833_SUPPLY_PROBLEMS_CAUSE_TO,
STR_4833_SUPPLY_PROBLEMS_CAUSE_TO,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4833_SUPPLY_PROBLEMS_CAUSE_TO,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4834_LACK_OF_NEARBY_TREES_CAUSES,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4833_SUPPLY_PROBLEMS_CAUSE_TO,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4833_SUPPLY_PROBLEMS_CAUSE_TO,
STR_4833_SUPPLY_PROBLEMS_CAUSE_TO,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4833_SUPPLY_PROBLEMS_CAUSE_TO,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE,
STR_4832_ANNOUNCES_IMMINENT_CLOSURE ,
};
static void IndustryDrawTileProc1(TileInfo *ti)
{
const DrawIndustrySpec1Struct *d;
uint32 image;
if (!(_map_owner[ti->tile] & 0x80))
return;
d = &_draw_industry_spec1[_map3_lo[ti->tile]];
AddChildSpriteScreen(0x12A7 + d->image_1, d->x, 0);
if ( (image = d->image_2) != 0)
AddChildSpriteScreen(0x12B0 + image - 1, 8, 41);
if ( (image = d->image_3) != 0)
AddChildSpriteScreen(0x12AC + image - 1,
_drawtile_proc1_x[image-1], _drawtile_proc1_y[image-1]);
}
static void IndustryDrawTileProc2(TileInfo *ti)
{
int x = 0;
if (_map_owner[ti->tile] & 0x80) {
x = _industry_anim_offs[_map3_lo[ti->tile]];
if ( (byte)x == 0xFF)
x = 0;
}
AddChildSpriteScreen(0x129F, 22-x, x+24);
AddChildSpriteScreen(0x129E, 6, 0xE);
}
static void IndustryDrawTileProc3(TileInfo *ti)
{
if (_map_owner[ti->tile] & 0x80) {
AddChildSpriteScreen(0x128B, 5,
_industry_anim_offs_2[_map3_lo[ti->tile]]);
}
AddChildSpriteScreen(0x30B928A, 3, 67);
}
static void IndustryDrawTileProc4(TileInfo *ti)
{
const DrawIndustrySpec4Struct *d;
d = &_industry_anim_offs_3[_map3_lo[ti->tile]];
if (d->image_1 != 0xFF) {
AddChildSpriteScreen(0x126F, 0x32 - d->image_1 * 2, 0x60 + d->image_1);
}
if (d->image_2 != 0xFF) {
AddChildSpriteScreen(0x1270, 0x10 - d->image_2*2, 100 + d->image_2);
}
AddChildSpriteScreen(0x126E, 7, d->image_3);
AddChildSpriteScreen(0x126D, 0, 42);
}
static void DrawCoalPlantSparkles(TileInfo *ti)
{
int image = _map_owner[ti->tile];
if (image & 0x80) {
image = (image >> 2) & 0x1F;
if (image != 0 && image < 7) {
AddChildSpriteScreen(image + 0x806,
_coal_plant_sparkles_x[image-1],
_coal_plant_sparkles_y[image-1]
);
}
}
}
typedef void IndustryDrawTileProc(TileInfo *ti);
static IndustryDrawTileProc * const _industry_draw_tile_procs[5] = {
IndustryDrawTileProc1,
IndustryDrawTileProc2,
IndustryDrawTileProc3,
IndustryDrawTileProc4,
DrawCoalPlantSparkles,
};
static void DrawTile_Industry(TileInfo *ti)
{
Industry *ind;
const DrawIndustryTileStruct *dits;
byte z;
uint32 image, ormod;
/* Pointer to industry */
ind = DEREF_INDUSTRY(_map2[ti->tile]);
ormod = (ind->color_map+0x307)<<16;
/* Retrieve pointer to the draw industry tile struct */
dits = &_industry_draw_tile_data[(ti->map5<<2) | (_map_owner[ti->tile]&3)];
image = dits->sprite_1;
if (image&0x8000 && (image & 0xFFFF0000) == 0)
image |= ormod;
z = ti->z;
/* Add bricks below the industry? */
if (ti->tileh & 0xF) {
AddSortableSpriteToDraw((ti->tileh & 0xF) + 0x3DD, ti->x, ti->y, 16, 16, 7, z);
AddChildSpriteScreen(image, 0x1F, 1);
z += 8;
} else {
/* Else draw regular ground */
DrawGroundSprite(image);
}
/* Add industry on top of the ground? */
if ((image = dits->sprite_2) != 0) {
if (image&0x8000 && (image & 0xFFFF0000) == 0)
image |= ormod;
if (_display_opt & DO_TRANS_BUILDINGS)
image = (image & 0x3FFF) | 0x3224000;
AddSortableSpriteToDraw(image,
ti->x | (dits->subtile_xy>>4),
ti->y | (dits->subtile_xy&0xF),
(dits->width_height>>4)+1,
(dits->width_height&0xF)+1,
dits->dz,
z);
if (_display_opt & DO_TRANS_BUILDINGS)
return;
}
/* TTDBUG: strange code here, return if AddSortableSpriteToDraw failed? */
{
int proc;
if ((proc=dits->proc-1) >= 0 )
_industry_draw_tile_procs[proc](ti);
}
}
static uint GetSlopeZ_Industry(TileInfo *ti) {
return GetPartialZ(ti->x&0xF, ti->y&0xF, ti->tileh) + ti->z;
}
static uint GetSlopeTileh_Industry(TileInfo *ti) {
return 0;
}
static void GetAcceptedCargo_Industry(uint tile, AcceptedCargo ac)
{
int m5 = _map5[tile];
int a;
a = _industry_map5_accepts_1[m5];
if (a >= 0) ac[a] = (a == 0) ? 1 : 8;
a = _industry_map5_accepts_2[m5];
if (a >= 0) ac[a] = 8;
a = _industry_map5_accepts_3[m5];
if (a >= 0) ac[a] = 8;
}
static void GetTileDesc_Industry(uint tile, TileDesc *td)
{
Industry *i = DEREF_INDUSTRY(_map2[tile]);
td->owner = i->owner;
td->str = STR_4802_COAL_MINE + i->type;
if ((_map_owner[tile] & 0x80) == 0) {
SetDParamX(td->dparam, 0, td->str);
td->str = STR_2058_UNDER_CONSTRUCTION;
}
}
static int32 ClearTile_Industry(uint tile, byte flags)
{
Industry *i = DEREF_INDUSTRY(_map2[tile]);
/* * water can destroy industries
* in editor you can bulldoze industries
* with magic_bulldozer cheat you can destroy industries
* (area around OILRIG is water, so water shouldn't flood it
*/
if ((_current_player != OWNER_WATER && _game_mode != GM_EDITOR &&
!_cheats.magic_bulldozer.value) ||
(_current_player == OWNER_WATER && i->type == IT_OIL_RIG) ) {
SetDParam(0, STR_4802_COAL_MINE + i->type);
return_cmd_error(STR_4800_IN_THE_WAY);
}
if (flags & DC_EXEC) {
DeleteIndustry(i);
}
return 0;
}
/* p1 index of industry to destroy */
/* Destroy Industry button costing money removed per request of dominik
int32 CmdDestroyIndustry(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
uint tile = TILE_FROM_XY(x,y);
Industry *i = DEREF_INDUSTRY((uint16)p1);
Town *t = ClosestTownFromTile(tile, (uint)-1); // find closest town to penaltize (ALWAYS penaltize)
// check if you're allowed to remove the industry. Minimum amount
// of ratings to remove the industry depends on difficulty setting
if (!CheckforTownRating(tile, flags, t, INDUSTRY_REMOVE))
return CMD_ERROR;
if (flags & DC_EXEC) {
DeleteIndustry(i);
CreateEffectVehicleAbove(x + 8,y + 8, 2, EV_DEMOLISH);
ChangeTownRating(t, -1500, -1000); // penalty is 1500
}
return (_price.build_industry >> 5) * _industry_type_costs[i->type]*2;
}
*/
static const byte _industry_min_cargo[] = {
5, 5, 5, 30, 5, 5, 5, 5,
5, 5, 5, 5, 2, 5, 5, 5,
5, 5, 5, 15, 15, 5, 5, 5,
5, 5, 30, 5, 30, 5, 5, 5,
5, 5, 5, 5, 5,
};
static void TransportIndustryGoods(uint tile)
{
Industry *i;
int type;
uint cw, am;
byte m5;
i = DEREF_INDUSTRY(_map2[tile]);
type = i->type;
cw = min(i->cargo_waiting[0], 255);
if (cw > _industry_min_cargo[type]/* && i->produced_cargo[0] != 0xFF*/) {
i->cargo_waiting[0] -= cw;
/* fluctuating economy? */
if (_economy.fluct <= 0) cw = (cw + 1) >> 1;
i->last_mo_production[0] += cw;
am = MoveGoodsToStation(i->xy, i->width, i->height, i->produced_cargo[0], cw);
i->last_mo_transported[0] += am;
if (am != 0 && (m5 = _industry_produce_map5[_map5[tile]]) != 0xFF) {
_map5[tile] = m5;
_map_owner[tile] = 0x80;
MarkTileDirtyByTile(tile);
}
}
type = i->type;
cw = min(i->cargo_waiting[1], 255);
if (cw > _industry_min_cargo[type]) {
i->cargo_waiting[1] -= cw;
if (_economy.fluct <= 0) cw = (cw + 1) >> 1;
i->last_mo_production[1] += cw;
am = MoveGoodsToStation(i->xy, i->width, i->height, i->produced_cargo[1], cw);
i->last_mo_transported[1] += am;
}
}
static void AnimateTile_Industry(uint tile)
{
byte m,n;
switch(_map5[tile]) {
case 174:
if ((_tick_counter & 1) == 0) {
m = _map3_lo[tile] + 1;
switch(m & 7) {
case 2: SndPlayTileFx(45, tile); break;
case 6: SndPlayTileFx(41, tile); break;
}
if (m >= 96) {
m = 0;
DeleteAnimatedTile(tile);
}
_map3_lo[tile] = m;
MarkTileDirtyByTile(tile);
}
break;
case 165:
if ((_tick_counter & 3) == 0) {
m = _map3_lo[tile];
if (_industry_anim_offs[m] == 0xFF) {
SndPlayTileFx(48, tile);
}
if (++m >= 70) {
m = 0;
DeleteAnimatedTile(tile);
}
_map3_lo[tile] = m;
MarkTileDirtyByTile(tile);
}
break;
case 162:
if ((_tick_counter&1) == 0) {
m = _map3_lo[tile];
if (++m >= 40) {
m = 0;
DeleteAnimatedTile(tile);
}
_map3_lo[tile] = m;
MarkTileDirtyByTile(tile);
}
break;
// Sparks on a coal plant
case 10:
if ((_tick_counter & 3) == 0) {
m = _map_owner[tile];
if ((m & (31<<2)) == (6 << 2)) {
_map_owner[tile] = m&~(31<<2);
DeleteAnimatedTile(tile);
} else {
_map_owner[tile] = m + (1<<2);
MarkTileDirtyByTile(tile);
}
}
break;
case 143:
if ((_tick_counter & 1) == 0) {
m = _map3_lo[tile] + 1;
if (m == 1) {
SndPlayTileFx(44, tile);
} else if (m == 23) {
SndPlayTileFx(43, tile);
} else if (m == 28) {
SndPlayTileFx(42, tile);
}
if (m >= 50 && (m=0,++_map3_hi[tile] >= 8)) {
_map3_hi[tile] = 0;
DeleteAnimatedTile(tile);
}
_map3_lo[tile] = m;
MarkTileDirtyByTile(tile);
}
break;
case 148: case 149: case 150: case 151:
case 152: case 153: case 154: case 155:
if ((_tick_counter & 3) == 0) {
m = _map5[tile] + 1;
if (m == 155+1) m = 148;
_map5[tile] = m;
MarkTileDirtyByTile(tile);
}
break;
case 30: case 31: case 32:
if ((_tick_counter & 7) == 0) {
bool b = CHANCE16(1,7);
m = _map_owner[tile];
m = (m & 3) + 1;
n = _map5[tile];
if (m == 4 && (m=0,++n) == 32+1 && (n=30,b)) {
_map_owner[tile] = 0x83;
_map5[tile] = 29;
DeleteAnimatedTile(tile);
} else {
_map5[tile] = n;
_map_owner[tile] = (_map_owner[tile] & ~3) | m;
MarkTileDirtyByTile(tile);
}
}
break;
case 88:
case 48:
case 1: {
int state = _tick_counter & 0x7FF;
if ((state -= 0x400) < 0)
return;
if (state < 0x1A0) {
if (state < 0x20 || state >= 0x180) {
if (! (_map_owner[tile] & 0x40)) {
_map_owner[tile] |= 0x40;
SndPlayTileFx(9, tile);
}
if (state & 7)
return;
} else {
if (state & 3)
return;
}
m = (_map_owner[tile] + 1) | 0x40;
if (m > 0xC2) m = 0xC0;
_map_owner[tile] = m;
MarkTileDirtyByTile(tile);
} else if (state >= 0x200 && state < 0x3A0) {
int i;
i = (state < 0x220 || state >= 0x380) ? 7 : 3;
if (state & i)
return;
m = (_map_owner[tile] & 0xBF) - 1;
if (m < 0x80) m = 0x82;
_map_owner[tile] = m;
MarkTileDirtyByTile(tile);
}
} break;
}
}
static void MakeIndustryTileBiggerCase8(uint tile)
{
TileInfo ti;
FindLandscapeHeight(&ti, GET_TILE_X(tile)*16, GET_TILE_Y(tile)*16);
CreateEffectVehicle(ti.x + 15, ti.y + 14, ti.z + 59 + (ti.tileh != 0 ? 8 : 0), EV_INDUSTRYSMOKE);
}
static void MakeIndustryTileBigger(uint tile, byte size)
{
byte b = (byte)((size + (1<<2)) & (3<<2));
if (b != 0) {
_map_owner[tile] = b | (size & 3);
return;
}
size = (size + 1) & 3;
if (size == 3) size |= 0x80;
_map_owner[tile] = size | b;
MarkTileDirtyByTile(tile);
if (!(_map_owner[tile] & 0x80))
return;
switch(_map5[tile]) {
case 8:
MakeIndustryTileBiggerCase8(tile);
break;
case 24:
if (_map5[tile + TILE_XY(0,1)] == 24) {
BuildOilRig(tile);
}
break;
case 143:
case 162:
case 165:
_map3_lo[tile] = 0;
_map3_hi[tile] = 0;
break;
case 148: case 149: case 150: case 151:
case 152: case 153: case 154: case 155:
AddAnimatedTile(tile);
break;
}
}
static void TileLoopIndustryCase161(uint tile)
{
int dir;
Vehicle *v;
static const int8 _tileloop_ind_case_161[12] = {
11, 0, -4, -14,
-4, -10, -4, 1,
49, 59, 60, 65,
};
SndPlayTileFx(46, tile);
dir = Random() & 3;
v = CreateEffectVehicleAbove(
GET_TILE_X(tile)*16 + _tileloop_ind_case_161[dir + 0],
GET_TILE_Y(tile)*16 + _tileloop_ind_case_161[dir + 4],
_tileloop_ind_case_161[dir + 8],
EV_INDUSTRY_SMOKE
);
if (v != NULL)
v->u.special.unk2 = dir;
}
static void TileLoop_Industry(uint tile)
{
byte n;
if (!(_map_owner[tile] & 0x80)) {
MakeIndustryTileBigger(tile, _map_owner[tile]);
return;
}
if (_game_mode == GM_EDITOR)
return;
TransportIndustryGoods(tile);
n = _industry_map5_animation_next[_map5[tile]];
if (n != 255) {
_map5[tile] = n;
_map_owner[tile] = 0;
MarkTileDirtyByTile(tile);
return;
}
#define SET_AND_ANIMATE(tile,a,b) { _map5[tile]=a; _map_owner[tile]=b; AddAnimatedTile(tile); }
#define SET_AND_UNANIMATE(tile,a,b) { _map5[tile]=a; _map_owner[tile]=b; DeleteAnimatedTile(tile); }
switch(_map5[tile]) {
case 0x18: // coast line at oilrigs
case 0x19:
case 0x1A:
case 0x1B:
case 0x1C:
TileLoop_Water(tile);
break;
case 0:
if (!(_tick_counter & 0x400) && CHANCE16(1,2))
SET_AND_ANIMATE(tile,1,0x80);
break;
case 47:
if (!(_tick_counter & 0x400) && CHANCE16(1,2))
SET_AND_ANIMATE(tile,0x30,0x80);
break;
case 79:
if (!(_tick_counter & 0x400) && CHANCE16(1,2))
SET_AND_ANIMATE(tile,0x58,0x80);
break;
case 29:
if (CHANCE16(1,6))
SET_AND_ANIMATE(tile,0x1E,0x80);
break;
case 1:
if (!(_tick_counter & 0x400))
SET_AND_UNANIMATE(tile, 0, 0x83);
break;
case 48:
if (!(_tick_counter & 0x400))
SET_AND_UNANIMATE(tile, 0x2F, 0x83);
break;
case 88:
if (!(_tick_counter & 0x400))
SET_AND_UNANIMATE(tile, 0x4F, 0x83);
break;
case 10:
if (CHANCE16(1,3)) {
SndPlayTileFx(10, tile);
AddAnimatedTile(tile);
}
break;
case 49: {
CreateEffectVehicleAbove(GET_TILE_X(tile)*16 + 6, GET_TILE_Y(tile)*16 + 6, 43, EV_SMOKE_3);
} break;
case 143: {
Industry *i = DEREF_INDUSTRY(_map2[tile]);
if (i->was_cargo_delivered) {
i->was_cargo_delivered = false;
if ((_map3_hi[tile]|_map3_lo[tile]) != 0)
_map3_hi[tile] = 0;
AddAnimatedTile(tile);
}
}
break;
case 161:
TileLoopIndustryCase161(tile);
break;
case 165:
AddAnimatedTile(tile);
break;
case 174:
if (CHANCE16(1,3)) {
AddAnimatedTile(tile);
}
break;
}
}
static void ClickTile_Industry(uint tile)
{
ShowIndustryViewWindow(_map2[tile]);
}
static uint32 GetTileTrackStatus_Industry(uint tile, TransportType mode)
{
return 0;
}
static void GetProducedCargo_Industry(uint tile, byte *b)
{
Industry *i = DEREF_INDUSTRY(_map2[tile]);
b[0] = i->produced_cargo[0];
b[1] = i->produced_cargo[1];
}
static void ChangeTileOwner_Industry(uint tile, byte old_player, byte new_player)
{
/* not used */
}
void DeleteIndustry(Industry *i)
{
int index = i - _industries;
BEGIN_TILE_LOOP(tile_cur, i->width, i->height, i->xy);
if (IS_TILETYPE(tile_cur, MP_INDUSTRY)) {
if (_map2[tile_cur] == (byte)index) {
DoClearSquare(tile_cur);
}
} else if (IS_TILETYPE(tile_cur, MP_STATION) && _map5[tile_cur] == 0x4B) {
DeleteOilRig(tile_cur);
}
END_TILE_LOOP(tile_cur, i->width, i->height, i->xy);
i->xy = 0;
_industry_sort_dirty = true;
DeleteSubsidyWithIndustry(index);
DeleteWindowById(WC_INDUSTRY_VIEW, index);
InvalidateWindow(WC_INDUSTRY_DIRECTORY, 0);
}
static const byte _plantfarmfield_type[] = {1, 1, 1, 1, 1, 3, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6};
static bool IsBadFarmFieldTile(uint tile)
{
if (IS_TILETYPE(tile,MP_CLEAR)) {
byte m5 = _map5[tile] & 0x1C;
if (m5 == 0xC || m5 == 0x10)
return true;
return false;
} else if (IS_TILETYPE(tile,MP_TREES)) {
return false;
} else {
return true;
}
}
static bool IsBadFarmFieldTile2(uint tile)
{
if (IS_TILETYPE(tile,MP_CLEAR)) {
byte m5 = _map5[tile] & 0x1C;
if (m5 == 0x10)
return true;
return false;
} else if (IS_TILETYPE(tile,MP_TREES)) {
return false;
} else {
return true;
}
}
static void SetupFarmFieldFence(uint tile, int size, byte type, int direction)
{
byte or, and;
do {
tile = TILE_MASK(tile);
if (IS_TILETYPE(tile, MP_CLEAR) || IS_TILETYPE(tile, MP_TREES)) {
or = type;
if (or == 1 && (uint16)Random() <= 9362) or = 2;
or <<= 2;
and = (byte)~0x1C;
if (direction) {
or <<= 3;
and = (byte)~0xE0;
}
_map3_hi[tile] = (_map3_hi[tile] & and) | or;
}
tile += direction ? TILE_XY(0,1) : TILE_XY(1,0);
} while (--size);
}
static void PlantFarmField(uint tile)
{
uint size_x, size_y;
uint32 r;
int count;
int type, type2;
if (_opt.landscape == LT_HILLY) {
if (GetTileZ(tile) >= (_opt.snow_line - 16))
return;
}
/* determine field size */
r = (Random() & 0x303) + 0x404;
if (_opt.landscape == LT_HILLY) r += 0x404;
size_x = (byte)r;
size_y = r >> 8;
/* offset tile to match size */
tile = tile - TILE_XY(size_x>>1, size_y>>1);
/* check the amount of bad tiles */
count = 0;
BEGIN_TILE_LOOP(cur_tile, size_x, size_y, tile)
cur_tile = TILE_MASK(cur_tile);
count += IsBadFarmFieldTile(cur_tile);
END_TILE_LOOP(cur_tile, size_x, size_y, tile)
if ((uint)(count * 2) >= size_x * size_y)
return;
/* determine type of field */
r = Random();
type = ((r & 0xE0) | 0xF);
type2 = ((byte)(r >> 8) * 9) >> 8;
/* make field */
BEGIN_TILE_LOOP(cur_tile, size_x, size_y, tile)
cur_tile = TILE_MASK(cur_tile);
if (!IsBadFarmFieldTile2(cur_tile)) {
ModifyTile(cur_tile,
MP_SETTYPE(MP_CLEAR) |
MP_MAP2_CLEAR | MP_MAP3LO | MP_MAP3HI_CLEAR | MP_MAPOWNER | MP_MAP5,
type2, /* map3_lo */
OWNER_NONE, /* map_owner */
type); /* map5 */
}
END_TILE_LOOP(cur_tile, size_x, size_y, tile)
type = 3;
if (_opt.landscape != LT_HILLY && _opt.landscape != LT_DESERT) {
type = _plantfarmfield_type[Random() & 0xF];
}
SetupFarmFieldFence(tile-TILE_XY(1,0), size_y, type, 1);
SetupFarmFieldFence(tile-TILE_XY(0,1), size_x, type, 0);
SetupFarmFieldFence(tile+TILE_XY(1,0) * (size_x-1), size_y, type, 1);
SetupFarmFieldFence(tile+TILE_XY(0,1) * (size_y-1), size_x, type, 0);
}
static void MaybePlantFarmField(Industry *i)
{
uint tile;
if (CHANCE16(1,8)) {
tile = TileAddWrap(i->xy, ((i->width>>1) + Random() % 31 - 16), ((i->height>>1) + Random() % 31 - 16));
if (tile != TILE_WRAPPED)
PlantFarmField(tile);
}
}
static void ChopLumberMillTrees(Industry *i)
{
static const TileIndexDiff _chop_dir[4] = { TILE_XY(0,1), TILE_XY(1,0), TILE_XY(0,-1), TILE_XY(-1,0) };
uint tile = i->xy;
int dir, a, j;
if ((_map_owner[tile] & 0x80) == 0)
return;
/* search outwards as a rectangular spiral */
for(a=1; a!=41; a+=2) {
for(dir=0; dir!=4; dir++) {
j = a;
do {
tile = TILE_MASK(tile);
if (IS_TILETYPE(tile, MP_TREES)) {
uint old_player = _current_player;
/* found a tree */
_current_player = OWNER_NONE;
_industry_sound_ctr = 1;
_industry_sound_tile = tile;
SndPlayTileFx(56, tile);
DoCommandByTile(tile, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR);
SetMapExtraBits(tile, 0);
i->cargo_waiting[0] = min(0xffff, i->cargo_waiting[0] + 45);
_current_player = old_player;
return;
}
tile += _chop_dir[dir];
} while (--j);
}
tile -= TILE_XY(1,1);
}
}
static const byte _industry_sounds[37][2] = {
{0},
{0},
{1,38},
{0},
{0},
{0},
{1,1},
{1,1},
{0},
{3,34},
{0},
{0},
{0},
{0},
{1,38},
{0},
{0},
{0},
{0},
{0},
{0},
{0},
{0},
{1,1},
{0},
{0},
{0},
{0},
{0},
{0},
{0},
{0},
{1,51},
{0},
{0},
{0},
{0},
};
static void ProduceIndustryGoods(Industry *i)
{
uint32 r;
uint num;
/* play a sound? */
if ((i->counter & 0x3F) == 0) {
if (CHANCE16R(1,14,r) && (num=_industry_sounds[i->type][0]) != 0) {
SndPlayTileFx(
_industry_sounds[i->type][1] + (((r >> 16) * num) >> 16),
i->xy);
}
}
i->counter--;
/* produce some cargo */
if ((i->counter & 0xFF) == 0) {
i->cargo_waiting[0] = min(0xffff, i->cargo_waiting[0] + i->production_rate[0]);
i->cargo_waiting[1] = min(0xffff, i->cargo_waiting[1] + i->production_rate[1]);
if (i->type == IT_FARM)
MaybePlantFarmField(i);
else if (i->type == IT_LUMBER_MILL && (i->counter & 0x1FF) == 0)
ChopLumberMillTrees(i);
}
}
void OnTick_Industry()
{
Industry *i;
if (_industry_sound_ctr != 0) {
_industry_sound_ctr++;
if (_industry_sound_ctr == 75) {
SndPlayTileFx(55, _industry_sound_tile);
} else if (_industry_sound_ctr == 160) {
_industry_sound_ctr = 0;
SndPlayTileFx(54, _industry_sound_tile);
}
}
if (_game_mode == GM_EDITOR)
return;
for(i=_industries; i != endof(_industries); i++) {
if (i->xy != 0)
ProduceIndustryGoods(i);
}
}
static bool CheckNewIndustry_NULL(uint tile, int type)
{
return true;
}
static bool CheckNewIndustry_Forest(uint tile, int type)
{
if (_opt.landscape == LT_HILLY) {
if (GetTileZ(tile) < (_opt.snow_line + 16) ) {
_error_message = STR_4831_FOREST_CAN_ONLY_BE_PLANTED;
return false;
}
}
return true;
}
extern bool _ignore_restrictions;
static bool CheckNewIndustry_Oilwell(uint tile, int type)
{
int x,y;
if(_ignore_restrictions && _game_mode == GM_EDITOR)
return true;
if (type != IT_OIL_RIG && _game_mode == GM_EDITOR)
return true;
x = GET_TILE_X(tile);
y = GET_TILE_Y(tile);
if ( x < 15 || y < 15 || x > 238 || y > 238)
return true;
_error_message = STR_483B_CAN_ONLY_BE_POSITIONED;
return false;
}
static bool CheckNewIndustry_Farm(uint tile, int type)
{
if (_opt.landscape == LT_HILLY) {
if (GetTileZ(tile) >= (_opt.snow_line - 16)) {
_error_message = STR_0239_SITE_UNSUITABLE;
return false;
}
}
return true;
}
static bool CheckNewIndustry_Plantation(uint tile, int type)
{
if (GetMapExtraBits(tile) == 1) {
_error_message = STR_0239_SITE_UNSUITABLE;
return false;
}
return true;
}
static bool CheckNewIndustry_Water(uint tile, int type)
{
if (GetMapExtraBits(tile) != 1) {
_error_message = STR_0318_CAN_ONLY_BE_BUILT_IN_DESERT;
return false;
}
return true;
}
static bool CheckNewIndustry_Lumbermill(uint tile, int type)
{
if (GetMapExtraBits(tile) != 2) {
_error_message = STR_0317_CAN_ONLY_BE_BUILT_IN_RAINFOREST;
return false;
}
return true;
}
static bool CheckNewIndustry_BubbleGen(uint tile, int type)
{
if (GetTileZ(tile) > 32) {
return false;
}
return true;
}
typedef bool CheckNewIndustryProc(uint tile, int type);
static CheckNewIndustryProc * const _check_new_industry_procs[] = {
CheckNewIndustry_NULL,
CheckNewIndustry_Forest,
CheckNewIndustry_Oilwell,
CheckNewIndustry_Farm,
CheckNewIndustry_Plantation,
CheckNewIndustry_Water,
CheckNewIndustry_Lumbermill,
CheckNewIndustry_BubbleGen,
};
static bool CheckSuitableIndustryPos(uint tile)
{
int x = GET_TILE_X(tile);
int y = GET_TILE_Y(tile);
if ( x < 2 || y < 2 || x > TILE_X_MAX - 3 || y > TILE_Y_MAX - 3) {
_error_message = STR_0239_SITE_UNSUITABLE;
return false;
}
return true;
}
static Town *CheckMultipleIndustryInTown(uint tile, int type)
{
Town *t;
Industry *i;
t = ClosestTownFromTile(tile, (uint)-1);
if (_patches.multiple_industry_per_town)
return t;
for(i=_industries; i != endof(_industries); i++) {
if (i->xy != 0 &&
i->type == (byte)type &&
i->town == t) {
_error_message = STR_0287_ONLY_ONE_ALLOWED_PER_TOWN;
return NULL;
}
}
return t;
}
static const byte _industry_map5_bits[] = {
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 4, 2, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 4, 2, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16, 16,
16, 16, 16, 16, 16, 16, 16,
};
static bool CheckIfIndustryTilesAreFree(uint tile, const IndustryTileTable *it, int type, Town *t)
{
TileInfo ti;
uint cur_tile;
_error_message = STR_0239_SITE_UNSUITABLE;
do {
cur_tile = tile + it->ti;
if (!IsValidTile(cur_tile)) {
if (it->map5 == 0xff)
continue;
return false;
}
FindLandscapeHeightByTile(&ti, cur_tile);
if (it->map5 == 0xFF) {
if (ti.type != MP_WATER || ti.tileh != 0)
return false;
} else {
if (!EnsureNoVehicle(cur_tile))
return false;
if (type == IT_OIL_RIG) {
if (ti.type != MP_WATER || ti.map5 != 0)
return false;
} else {
if (ti.type == MP_WATER && ti.map5 == 0)
return false;
if (ti.tileh & 0x10)
return false;
if (ti.tileh != 0) {
int t;
byte bits = _industry_map5_bits[it->map5];
if (bits & 0x10)
return false;
t = ~ti.tileh;
if (bits & 1 && (t & (1+8)))
return false;
if (bits & 2 && (t & (4+8)))
return false;
if (bits & 4 && (t & (1+2)))
return false;
if (bits & 8 && (t & (2+4)))
return false;
}
if (type == IT_BANK) {
if (ti.type != MP_HOUSE || t->population < 1200) {
_error_message = STR_029D_CAN_ONLY_BE_BUILT_IN_TOWNS;
return false;
}
} else if (type == IT_BANK_2) {
if (ti.type != MP_HOUSE) {
_error_message = STR_030D_CAN_ONLY_BE_BUILT_IN_TOWNS;
return false;
}
} else if (type == IT_TOY_SHOP) {
if (GetTileDist1D(t->xy, cur_tile) > 9)
return false;
if (ti.type != MP_HOUSE) goto do_clear;
} else if (type == IT_WATER_TOWER) {
if (ti.type != MP_HOUSE) {
_error_message = STR_0316_CAN_ONLY_BE_BUILT_IN_TOWNS;
return false;
}
} else {
do_clear:
if (DoCommandByTile(cur_tile, 0, 0, DC_AUTO, CMD_LANDSCAPE_CLEAR) == CMD_ERROR)
return false;
}
}
}
} while ( (++it)->ti != -0x8000);
return true;
}
static bool CheckIfTooCloseToIndustry(uint tile, int type)
{
Industry *i;
const IndustrySpec *spec;
spec = &_industry_spec[type];
// accepting industries won't be close, not even with patch
if (_patches.same_industry_close && (spec->accepts_cargo[0] == 0xFF) )
return true;
for(i=_industries; i != endof(_industries); i++) {
// check if an industry that accepts the same goods is nearby
if (i->xy != 0 &&
(GetTileDist1D(tile, i->xy) <= 14) &&
spec->accepts_cargo[0] != 0xFF &&
spec->accepts_cargo[0] == i->accepts_cargo[0]) {
_error_message = STR_INDUSTRY_TOO_CLOSE;
return false;
}
// check "not close to" field.
if (i->xy != 0 &&
(i->type == spec->a || i->type == spec->b || i->type == spec->c) &&
GetTileDist1D(tile, i->xy) <= 14) {
_error_message = STR_INDUSTRY_TOO_CLOSE;
return false;
}
}
return true;
}
static Industry *AllocateIndustry()
{
Industry *i;
for(i=_industries; i != endof(_industries); i++) {
if (i->xy == 0) {
int index = i - _industries;
if (index > _total_industries) _total_industries++;
return i;
}
}
return NULL;
}
static void DoCreateNewIndustry(Industry *i, uint tile, int type, const IndustryTileTable *it, Town *t, byte owner)
{
const IndustrySpec *spec;
uint32 r;
uint cur_tile;
int j;
i->xy = tile;
i->width = i->height = 0;
i->type = type;
spec = &_industry_spec[type];
i->produced_cargo[0] = spec->produced_cargo[0];
i->produced_cargo[1] = spec->produced_cargo[1];
i->accepts_cargo[0] = spec->accepts_cargo[0];
i->accepts_cargo[1] = spec->accepts_cargo[1];
i->accepts_cargo[2] = spec->accepts_cargo[2];
i->production_rate[0] = spec->production_rate[0];
i->production_rate[1] = spec->production_rate[1];
if (_patches.smooth_economy) {
i->production_rate[0] = min((RandomRange(256) + 128) * i->production_rate[0] >> 8 , 255);
i->production_rate[1] = min((RandomRange(256) + 128) * i->production_rate[1] >> 8 , 255);
}
i->town = t;
i->owner = owner;
r = Random() & 0xFFF;
i->color_map = (byte)(r >> 8);
i->counter = (uint16)r;
i->cargo_waiting[0] = 0;
i->cargo_waiting[1] = 0;
i->last_mo_production[0] = 0;
i->last_mo_production[1] = 0;
i->last_mo_transported[0] = 0;
i->last_mo_transported[1] = 0;
i->pct_transported[0] = 0;
i->pct_transported[1] = 0;
i->total_transported[0] = 0;
i->total_transported[1] = 0;
i->was_cargo_delivered = false;
i->last_prod_year = _cur_year;
i->total_production[0] = i->production_rate[0] * 8;
i->total_production[1] = i->production_rate[1] * 8;
if (_generating_world == 0)
i->total_production[0] = i->total_production[1] = 0;
i->prod_level = 0x10;
do {
cur_tile = tile + it->ti;
if (it->map5 != 0xFF) {
byte size;
size = GET_TILE_X((TileIndex)it->ti);
if (size > i->width) i->width = size;
size = GET_TILE_Y((TileIndex)it->ti);
if (size > i->height)i->height = size;
DoCommandByTile(cur_tile, 0, 0, DC_EXEC, CMD_LANDSCAPE_CLEAR);
_map_type_and_height[cur_tile] = (_map_type_and_height[cur_tile]&~0xF0) | (MP_INDUSTRY<<4);
_map5[cur_tile] = it->map5;
_map2[cur_tile] = i - _industries;
_map_owner[cur_tile] = _generating_world ? 0x1E : 0; /* maturity */
}
} while ( (++it)->ti != -0x8000);
i->width++;
i->height++;
if (i->type == IT_FARM || i->type == IT_FARM_2) {
tile = i->xy + TILE_XY((i->width >> 1), (i->height >> 1));
for(j=0; j!=50; j++) {
uint new_tile = TileAddWrap(tile, Random() % 31 - 16, Random() % 31 - 16);
if (new_tile != TILE_WRAPPED)
PlantFarmField(new_tile);
}
}
_industry_sort_dirty = true;
InvalidateWindow(WC_INDUSTRY_DIRECTORY, 0);
}
/* p1 = industry type 0-36 */
int32 CmdBuildIndustry(int x, int y, uint32 flags, uint32 p1, uint32 p2)
{
uint tile = TILE_FROM_XY(x,y);
Town *t;
int num;
const IndustryTileTable * const *itt;
const IndustryTileTable *it;
Industry *i;
const IndustrySpec *spec;
SET_EXPENSES_TYPE(EXPENSES_OTHER);
if (!CheckSuitableIndustryPos(tile))
return CMD_ERROR;
spec = &_industry_spec[p1];
if (!_check_new_industry_procs[spec->check_proc](tile, p1))
return CMD_ERROR;
if ((t=CheckMultipleIndustryInTown(tile, p1)) == NULL)
return CMD_ERROR;
num = spec->num_table;
itt = spec->table;
do {
if (--num < 0)
return_cmd_error(STR_0239_SITE_UNSUITABLE);
} while (!CheckIfIndustryTilesAreFree(tile, it=itt[num], p1, t));
if (!CheckIfTooCloseToIndustry(tile, p1))
return CMD_ERROR;
if ( (i = AllocateIndustry()) == NULL)
return CMD_ERROR;
if (flags & DC_EXEC)
DoCreateNewIndustry(i, tile, p1, it, t, 0x10);
return (_price.build_industry >> 5) * _industry_type_costs[p1];
}
Industry *CreateNewIndustry(uint tile, int type)
{
Town *t;
const IndustryTileTable *it;
Industry *i;
const IndustrySpec *spec;
if (!CheckSuitableIndustryPos(tile))
return NULL;
spec = &_industry_spec[type];
if (!_check_new_industry_procs[spec->check_proc](tile, type))
return NULL;
if (!(t=CheckMultipleIndustryInTown(tile, type)))
return NULL;
/* pick a random layout */
it = spec->table[(spec->num_table * (uint16)Random()) >> 16];
if (!CheckIfIndustryTilesAreFree(tile, it, type, t))
return NULL;
if (!CheckIfTooCloseToIndustry(tile, type))
return NULL;
if ( (i = AllocateIndustry()) == NULL)
return NULL;
DoCreateNewIndustry(i, tile, type, it, t, 0x10);
return i;
}
static const byte _numof_industry_table[4][12] = {
{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 1, 1, 1, 2, 2, 3, 3, 4, 4, 5},
{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10},
{0, 2, 3, 4, 6, 7, 8, 9, 10, 10, 10},
};
static void PlaceInitialIndustry(byte type, int amount)
{
int num = _numof_industry_table[_opt.diff.number_industries][amount];
if (_opt.diff.number_industries != 0)
{
byte old_player = _current_player;
_current_player = OWNER_NONE;
assert(num > 0);
do {
int i = 2000;
do {
if (CreateNewIndustry(TILE_MASK(Random()), type) != NULL)
break;
} while (--i != 0);
} while (--num);
_current_player = old_player;
}
}
void GenerateIndustries()
{
const byte *b;
b = _industry_create_table[_opt.landscape];
do {
PlaceInitialIndustry(b[1], b[0]);
} while ( (b+=2)[0] != 0);
}
static void ExtChangeIndustryProduction(Industry *i)
{
bool closeit;
int j;
if (_industry_close_mode[i->type] == 0) return;
closeit = true;
if (_industry_close_mode[i->type] == 2) {
if ( (byte)(_cur_year - i->last_prod_year) < 5 || !CHANCE16(1,180))
closeit = false;
} else {
for (j=0; j != 2 && i->produced_cargo[j]!=255; j++){
uint32 r;
int change,percent,old;
int mag;
change = old = i->production_rate[j];
if (CHANCE16R(20,1024,r))change -= ((RandomRange(50) + 10)*old) >> 8;
if (CHANCE16I(20+(i->pct_transported[j]*20>>8),1024,r>>16)) change += ((RandomRange(50) + 10)*old) >> 8;
// make sure it doesn't exceed 255 or goes below 0
change = clamp(change, 0, 255);
if (change == old) {
closeit = false;
continue;
}
percent = change*100/old - 100;
i->production_rate[j] = change;
if (change >= _industry_spec[i->type].production_rate[j]/4)
closeit = false;
mag = abs(percent);
if (mag >= 10) {
SetDParam(3, mag);
SetDParam(0,_cargoc.names_s[i->produced_cargo[j]]);
SetDParam(1, i->town->index);
SetDParam(2, i->type + STR_4802_COAL_MINE);
AddNewsItem(percent>=0 ? STR_INDUSTRY_PROD_GOUP : STR_INDUSTRY_PROD_GODOWN,
NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_TILE, NT_ECONOMY, 0),
i->xy + TILE_XY(1,1), 0);
}
}
}
if (closeit) {
i->prod_level = 0;
SetDParam(1, i->type + STR_4802_COAL_MINE);
SetDParam(0, i->town->index);
AddNewsItem(_industry_close_strings[i->type], NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_TILE, NT_ECONOMY, 0), i->xy + TILE_XY(1,1), 0);
}
}
static void UpdateIndustryStatistics(Industry *i)
{
byte pct;
if (i->produced_cargo[0] != 0xFF) {
pct = 0;
if (i->last_mo_production[0] != 0) {
i->last_prod_year = _cur_year;
pct = min(i->last_mo_transported[0] * 256 / i->last_mo_production[0],255);
}
i->pct_transported[0] = pct;
i->total_production[0] = i->last_mo_production[0];
i->last_mo_production[0] = 0;
i->total_transported[0] = i->last_mo_transported[0];
i->last_mo_transported[0] = 0;
}
if (i->produced_cargo[1] != 0xFF) {
pct = 0;
if (i->last_mo_production[1] != 0) {
i->last_prod_year = _cur_year;
pct = min(i->last_mo_transported[1] * 256 / i->last_mo_production[1],255);
}
i->pct_transported[1] = pct;
i->total_production[1] = i->last_mo_production[1];
i->last_mo_production[1] = 0;
i->total_transported[1] = i->last_mo_transported[1];
i->last_mo_transported[1] = 0;
}
if ( i->produced_cargo[0] != 0xFF || i->produced_cargo[1] != 0xFF )
InvalidateWindow(WC_INDUSTRY_VIEW, i - _industries);
if (i->prod_level == 0)
DeleteIndustry(i);
else if (_patches.smooth_economy)
ExtChangeIndustryProduction(i);
}
static const byte _new_industry_rand[4][32] = {
{12,12,12,12,12,12,12, 0, 0, 6, 6, 9, 9, 3, 3, 3,18,18, 4, 4, 2, 2, 5, 5, 5, 5, 5, 5, 1, 1, 8, 8},
{16,16,16, 0, 0, 0, 9, 9, 9, 9,13,13, 3, 3, 3, 3,15,15,15, 4, 4,11,11,11,11,11,14,14, 1, 1, 7, 7},
{21,21,21,24,22,22,22,22,23,23,12,12,12, 4, 4,19,19,19,13,13,20,20,20,11,11,11,17,17,17,10,10,10},
{30,30,30,36,36,31,31,31,27,27,27,28,28,28,26,26,26,34,34,34,35,35,35,29,29,29,32,32,32,33,33,33},
};
static void MaybeNewIndustry(uint32 r)
{
int type;
int j;
Industry *i;
type = _new_industry_rand[_opt.landscape][(r >> 16) & 0x1F];
if (type == IT_OIL_WELL && _date > 10958)
return;
if (type == IT_OIL_RIG && _date < 14610)
return;
j = 2000;
for(;;) {
i = CreateNewIndustry(TILE_MASK(Random()), type);
if (i != NULL)
break;
if (--j == 0)
return;
}
SetDParam(0, type + STR_4802_COAL_MINE);
SetDParam(1, i->town->index);
AddNewsItem( STR_482D_NEW_UNDER_CONSTRUCTION + (type == IT_FOREST), NEWS_FLAGS(NM_THIN,NF_VIEWPORT|NF_TILE,NT_ECONOMY,0), i->xy, 0);
}
static void MaybeCloseIndustry(Industry *i)
{
uint32 r;
StringID str;
int type = i->type;
if (_industry_close_mode[type] == 1) {
/* decrease or increase */
if (type == IT_OIL_WELL && _opt.landscape == LT_NORMAL) goto decrease_production;
if (CHANCE16I(1,3,r=Random())) {
if ((i->pct_transported[0] > 153) ^ CHANCE16I(1,3,r>>16)) {
/* Increase production */
if (i->prod_level != 0x80) {
byte b;
i->prod_level <<= 1;
b = i->production_rate[0]*2;
if (i->production_rate[0] >= 128) b=255;
i->production_rate[0] = b;
b = i->production_rate[1]*2;
if (i->production_rate[1] >= 128) b=255;
i->production_rate[1] = b;
str = _industry_prod_up_strings[type];
goto add_news;
}
} else {
decrease_production:
/* Decrease production */
if (i->prod_level == 4) goto close_industry;
i->prod_level>>=1;
i->production_rate[0] = (i->production_rate[0]+1) >> 1;
i->production_rate[1] = (i->production_rate[1]+1) >> 1;
str = _industry_prod_down_strings[type];
goto add_news;
}
}
} else if (_industry_close_mode[type] > 1) {
/* maybe close */
if ( (byte)(_cur_year - i->last_prod_year) >= 5 && CHANCE16(1,2)) {
close_industry:
i->prod_level = 0;
str = _industry_close_strings[type];
add_news:
SetDParam(1, type + STR_4802_COAL_MINE);
SetDParam(0, i->town->index);
AddNewsItem(str, NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_TILE, NT_ECONOMY, 0), i->xy + TILE_XY(1,1), 0);
}
}
}
void IndustryMonthlyLoop()
{
Industry *i;
byte old_player = _current_player;
_current_player = OWNER_NONE;
for(i=_industries; i != endof(_industries); i++) {
if (i->xy != 0)
UpdateIndustryStatistics(i);
}
i = DEREF_INDUSTRY(RandomRange(lengthof(_industries)));
if (i->xy == 0) {
uint32 r;
if (CHANCE16I(1,9,r=Random()))
MaybeNewIndustry(r);
} else if (!_patches.smooth_economy) {
MaybeCloseIndustry(i);
}
_current_player = old_player;
// production-change
_industry_sort_dirty = true;
InvalidateWindow(WC_INDUSTRY_DIRECTORY, 0);
}
void InitializeIndustries()
{
memset(_industries, 0, sizeof(_industries));
_total_industries = 0;
_industry_sort_dirty = true;
}
const TileTypeProcs _tile_type_industry_procs = {
DrawTile_Industry, /* draw_tile_proc */
GetSlopeZ_Industry, /* get_slope_z_proc */
ClearTile_Industry, /* clear_tile_proc */
GetAcceptedCargo_Industry, /* get_accepted_cargo_proc */
GetTileDesc_Industry, /* get_tile_desc_proc */
GetTileTrackStatus_Industry,/* get_tile_track_status_proc */
ClickTile_Industry, /* click_tile_proc */
AnimateTile_Industry, /* animate_tile_proc */
TileLoop_Industry, /* tile_loop_proc */
ChangeTileOwner_Industry, /* change_tile_owner_proc */
GetProducedCargo_Industry, /* get_produced_cargo_proc */
NULL, /* vehicle_enter_tile_proc */
NULL, /* vehicle_leave_tile_proc */
GetSlopeTileh_Industry, /* get_slope_tileh_proc */
};
static const byte _industry_desc[] = {
SLE_VAR(Industry,xy, SLE_UINT16),
SLE_VAR(Industry,width, SLE_UINT8),
SLE_VAR(Industry,height, SLE_UINT8),
SLE_REF(Industry,town, REF_TOWN),
SLE_ARR(Industry,produced_cargo, SLE_UINT8, 2),
SLE_ARR(Industry,cargo_waiting, SLE_UINT16, 2),
SLE_ARR(Industry,production_rate, SLE_UINT8, 2),
SLE_ARR(Industry,accepts_cargo, SLE_UINT8, 3),
SLE_VAR(Industry,prod_level, SLE_UINT8),
SLE_ARR(Industry,last_mo_production,SLE_UINT16, 2),
SLE_ARR(Industry,last_mo_transported,SLE_UINT16, 2),
SLE_ARR(Industry,pct_transported,SLE_UINT8, 2),
SLE_ARR(Industry,total_production,SLE_UINT16, 2),
SLE_ARR(Industry,total_transported,SLE_UINT16, 2),
SLE_VAR(Industry,counter, SLE_UINT16),
SLE_VAR(Industry,type, SLE_UINT8),
SLE_VAR(Industry,owner, SLE_UINT8),
SLE_VAR(Industry,color_map, SLE_UINT8),
SLE_VAR(Industry,last_prod_year, SLE_UINT8),
SLE_VAR(Industry,was_cargo_delivered,SLE_UINT8),
// reserve extra space in savegame here. (currently 32 bytes)
SLE_CONDARR(NullStruct,null,SLE_FILE_U64 | SLE_VAR_NULL, 4, 2, 255),
SLE_END()
};
static void Save_INDY()
{
Industry *ind;
int i;
// Write the vehicles
for(ind=_industries,i=0; i!=lengthof(_industries); ind++,i++) {
if (ind->xy != 0) {
SlSetArrayIndex(i);
SlObject(ind, _industry_desc);
}
}
}
static void Load_INDY()
{
int index;
_total_industries = 0;
while ((index = SlIterateArray()) != -1) {
SlObject(DEREF_INDUSTRY(index), _industry_desc);
if (index + 1 > _total_industries)
_total_industries = index + 1;
}
}
const ChunkHandler _industry_chunk_handlers[] = {
{ 'INDY', Save_INDY, Load_INDY, CH_ARRAY | CH_LAST},
};
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