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(svn r1824) -Codechange: made ChangeIndustryProduction a bit more readable
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truelight
parent
92d1b6060c
commit
b0d6d59be5
229
industry_cmd.c
229
industry_cmd.c
@ -86,8 +86,51 @@ typedef struct IndustrySpec {
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#include "table/build_industry.h"
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static const byte _industry_close_mode[37] = {
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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,
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typedef enum IndustryType {
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INDUSTRY_NOT_CLOSABLE, //! Industry can never close
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INDUSTRY_PRODUCTION, //! Industry can close and change of production
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INDUSTRY_CLOSABLE, //! Industry can only close (no production change)
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} IndustryType;
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static const IndustryType _industry_close_mode[37] = {
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/* COAL_MINE */ INDUSTRY_PRODUCTION,
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/* POWER_STATION */ INDUSTRY_NOT_CLOSABLE,
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/* SAWMILL */ INDUSTRY_CLOSABLE,
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/* FOREST */ INDUSTRY_PRODUCTION,
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/* OIL_REFINERY */ INDUSTRY_CLOSABLE,
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/* OIL_RIG */ INDUSTRY_PRODUCTION,
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/* FACTORY */ INDUSTRY_CLOSABLE,
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/* PRINTING_WORKS */ INDUSTRY_CLOSABLE,
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/* STEEL_MILL */ INDUSTRY_CLOSABLE,
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/* FARM */ INDUSTRY_PRODUCTION,
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/* COPPER_MINE */ INDUSTRY_PRODUCTION,
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/* OIL_WELL */ INDUSTRY_PRODUCTION,
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/* BANK */ INDUSTRY_NOT_CLOSABLE,
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/* FOOD_PROCESS */ INDUSTRY_CLOSABLE,
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/* PAPER_MILL */ INDUSTRY_CLOSABLE,
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/* GOLD_MINE */ INDUSTRY_PRODUCTION,
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/* BANK_2, */ INDUSTRY_NOT_CLOSABLE,
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/* DIAMOND_MINE */ INDUSTRY_PRODUCTION,
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/* IRON_MINE */ INDUSTRY_PRODUCTION,
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/* FRUIT_PLANTATION */ INDUSTRY_PRODUCTION,
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/* RUBBER_PLANTATION */ INDUSTRY_PRODUCTION,
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/* WATER_SUPPLY */ INDUSTRY_PRODUCTION,
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/* WATER_TOWER */ INDUSTRY_NOT_CLOSABLE,
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/* FACTORY_2 */ INDUSTRY_CLOSABLE,
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/* FARM_2 */ INDUSTRY_PRODUCTION,
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/* LUMBER_MILL */ INDUSTRY_CLOSABLE,
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/* COTTON_CANDY */ INDUSTRY_PRODUCTION,
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/* CANDY_FACTORY */ INDUSTRY_CLOSABLE,
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/* BATTERY_FARM */ INDUSTRY_PRODUCTION,
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/* COLA_WELLS */ INDUSTRY_PRODUCTION,
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/* TOY_SHOP */ INDUSTRY_NOT_CLOSABLE,
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/* TOY_FACTORY */ INDUSTRY_CLOSABLE,
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/* PLASTIC_FOUNTAINS */ INDUSTRY_PRODUCTION,
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/* FIZZY_DRINK_FACTORY */INDUSTRY_CLOSABLE,
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/* BUBBLE_GENERATOR */ INDUSTRY_PRODUCTION,
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/* TOFFEE_QUARRY */ INDUSTRY_PRODUCTION,
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/* SUGAR_MINE */ INDUSTRY_PRODUCTION
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};
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static const StringID _industry_prod_up_strings[] = {
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@ -1634,50 +1677,53 @@ void GenerateIndustries(void)
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static void ExtChangeIndustryProduction(Industry *i)
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{
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bool closeit;
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bool closeit = true;
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int j;
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if (_industry_close_mode[i->type] == 0) return;
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switch (_industry_close_mode[i->type]) {
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case INDUSTRY_NOT_CLOSABLE:
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return;
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closeit = true;
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if (_industry_close_mode[i->type] == 2) {
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if ( (byte)(_cur_year - i->last_prod_year) < 5 || !CHANCE16(1,180))
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closeit = false;
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} else {
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for (j=0; j != 2 && i->produced_cargo[j]!=255; j++){
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uint32 r;
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int change,percent,old;
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int mag;
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change = old = i->production_rate[j];
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if (CHANCE16R(20,1024,r))change -= ((RandomRange(50) + 10)*old) >> 8;
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if (CHANCE16I(20+(i->pct_transported[j]*20>>8),1024,r>>16)) change += ((RandomRange(50) + 10)*old) >> 8;
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// make sure it doesn't exceed 255 or goes below 0
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change = clamp(change, 0, 255);
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if (change == old) {
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case INDUSTRY_CLOSABLE:
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if ( (byte)(_cur_year - i->last_prod_year) < 5 || !CHANCE16(1,180))
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closeit = false;
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continue;
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break;
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default: /* INDUSTRY_PRODUCTION */
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for (j=0; j != 2 && i->produced_cargo[j]!=255; j++){
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uint32 r;
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int change,percent,old;
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int mag;
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change = old = i->production_rate[j];
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if (CHANCE16R(20,1024,r))change -= ((RandomRange(50) + 10)*old) >> 8;
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if (CHANCE16I(20+(i->pct_transported[j]*20>>8),1024,r>>16)) change += ((RandomRange(50) + 10)*old) >> 8;
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// make sure it doesn't exceed 255 or goes below 0
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change = clamp(change, 0, 255);
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if (change == old) {
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closeit = false;
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continue;
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}
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percent = change*100/old - 100;
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i->production_rate[j] = change;
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if (change >= _industry_spec[i->type].production_rate[j]/4)
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closeit = false;
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mag = abs(percent);
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if (mag >= 10) {
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SetDParam(3, mag);
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SetDParam(0,_cargoc.names_s[i->produced_cargo[j]]);
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SetDParam(1, i->town->index);
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SetDParam(2, i->type + STR_4802_COAL_MINE);
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AddNewsItem(percent>=0 ? STR_INDUSTRY_PROD_GOUP : STR_INDUSTRY_PROD_GODOWN,
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NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_TILE, NT_ECONOMY, 0),
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i->xy + TILE_XY(1,1), 0);
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}
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}
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percent = change*100/old - 100;
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i->production_rate[j] = change;
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if (change >= _industry_spec[i->type].production_rate[j]/4)
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closeit = false;
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mag = abs(percent);
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if (mag >= 10) {
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SetDParam(3, mag);
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SetDParam(0,_cargoc.names_s[i->produced_cargo[j]]);
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SetDParam(1, i->town->index);
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SetDParam(2, i->type + STR_4802_COAL_MINE);
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AddNewsItem(percent>=0 ? STR_INDUSTRY_PROD_GOUP : STR_INDUSTRY_PROD_GODOWN,
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NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_TILE, NT_ECONOMY, 0),
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i->xy + TILE_XY(1,1), 0);
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}
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}
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break;
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}
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if (closeit) {
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@ -1767,58 +1813,71 @@ static void MaybeNewIndustry(uint32 r)
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AddNewsItem( STR_482D_NEW_UNDER_CONSTRUCTION + (type == IT_FOREST), NEWS_FLAGS(NM_THIN,NF_VIEWPORT|NF_TILE,NT_ECONOMY,0), i->xy, 0);
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}
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static void MaybeCloseIndustry(Industry *i)
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static void ChangeIndustryProduction(Industry *i)
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{
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uint32 r;
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StringID str;
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bool only_decrease = false;
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StringID str = STR_NULL;
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int type = i->type;
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if (_industry_close_mode[type] == 1) {
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/* decrease or increase */
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if (type == IT_OIL_WELL && _opt.landscape == LT_NORMAL) goto decrease_production;
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if (CHANCE16I(1,3,r=Random())) {
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if ((i->pct_transported[0] > 153) ^ CHANCE16I(1,3,r>>16)) {
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switch (_industry_close_mode[type]) {
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case INDUSTRY_NOT_CLOSABLE:
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return;
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/* Increase production */
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if (i->prod_level != 0x80) {
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byte b;
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case INDUSTRY_PRODUCTION:
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/* decrease or increase */
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if (type == IT_OIL_WELL && _opt.landscape == LT_NORMAL)
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only_decrease = true;
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i->prod_level <<= 1;
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if (only_decrease || CHANCE16(1,3)) {
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/* If you transport > 60%, 66% chance we increase, else 33% chance we increase */
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if (!only_decrease && (i->pct_transported[0] > 153) != CHANCE16(1,3)) {
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/* Increase production */
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if (i->prod_level != 0x80) {
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byte b;
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b = i->production_rate[0]*2;
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if (i->production_rate[0] >= 128) b=255;
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i->production_rate[0] = b;
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b = i->production_rate[1]*2;
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if (i->production_rate[1] >= 128) b=255;
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i->production_rate[1] = b;
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i->prod_level <<= 1;
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str = _industry_prod_up_strings[type];
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goto add_news;
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b = i->production_rate[0] * 2;
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if (i->production_rate[0] >= 128)
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b = 0xFF;
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i->production_rate[0] = b;
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b = i->production_rate[1] * 2;
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if (i->production_rate[1] >= 128)
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b = 0xFF;
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i->production_rate[1] = b;
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str = _industry_prod_up_strings[type];
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}
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} else {
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/* Decrease production */
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if (i->prod_level == 4) {
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i->prod_level = 0;
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str = _industry_close_strings[type];
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} else {
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i->prod_level >>= 1;
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i->production_rate[0] = (i->production_rate[0] + 1) >> 1;
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i->production_rate[1] = (i->production_rate[1] + 1) >> 1;
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str = _industry_prod_down_strings[type];
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}
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}
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} else {
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decrease_production:
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/* Decrease production */
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if (i->prod_level == 4) goto close_industry;
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i->prod_level>>=1;
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i->production_rate[0] = (i->production_rate[0]+1) >> 1;
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i->production_rate[1] = (i->production_rate[1]+1) >> 1;
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str = _industry_prod_down_strings[type];
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goto add_news;
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}
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}
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} else if (_industry_close_mode[type] > 1) {
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/* maybe close */
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if ( (byte)(_cur_year - i->last_prod_year) >= 5 && CHANCE16(1,2)) {
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close_industry:
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i->prod_level = 0;
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str = _industry_close_strings[type];
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add_news:
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SetDParam(1, type + STR_4802_COAL_MINE);
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SetDParam(0, i->town->index);
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AddNewsItem(str, NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_TILE, NT_ECONOMY, 0), i->xy + TILE_XY(1,1), 0);
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}
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break;
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case INDUSTRY_CLOSABLE:
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/* maybe close */
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if ( (byte)(_cur_year - i->last_prod_year) >= 5 && CHANCE16(1,2)) {
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i->prod_level = 0;
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str = _industry_close_strings[type];
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}
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break;
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}
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if (str != STR_NULL) {
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SetDParam(1, type + STR_4802_COAL_MINE);
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SetDParam(0, i->town->index);
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AddNewsItem(str, NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_TILE, NT_ECONOMY, 0), i->xy + TILE_XY(1,1), 0);
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}
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}
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@ -1839,7 +1898,7 @@ void IndustryMonthlyLoop(void)
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} else if (!_patches.smooth_economy && _total_industries > 0) {
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i = GetIndustry(RandomRange(_total_industries));
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if (i->xy != 0)
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MaybeCloseIndustry(i);
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ChangeIndustryProduction(i);
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}
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_current_player = old_player;
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