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(svn r11532) -Feature[newgrf]: Add decrement(0x0D) / increment(0x0E) production operations from result of production callback cb29/35.

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Only var 0x93 will be affected by these operations
This commit is contained in:
belugas 2007-11-27 04:16:08 +00:00
parent 8c5814156f
commit 9402d4054a
1 changed files with 10 additions and 0 deletions
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10
src/industry_cmd.cpp
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@ -2011,6 +2011,7 @@ static void ChangeIndustryProduction(Industry *i, bool monthly)
!(HasBit(indspec->callback_flags, CBM_IND_MONTHLYPROD_CHANGE) || HasBit(indspec->callback_flags, CBM_IND_PRODUCTION_CHANGE)); // production change callbacks
byte div = 0;
byte mul = 0;
int8 increment = 0;
if (HasBit(indspec->callback_flags, monthly ? CBM_IND_MONTHLYPROD_CHANGE : CBM_IND_PRODUCTION_CHANGE)) {
uint16 res = GetIndustryCallback(monthly ? CBID_INDUSTRY_MONTHLYPROD_CHANGE : CBID_INDUSTRY_PRODUCTION_CHANGE, 0, Random(), i, i->type, i->xy);
@ -2032,6 +2033,10 @@ static void ChangeIndustryProduction(Industry *i, bool monthly)
case 0x8: div = res - 0x3; break; // Divide production by 32
case 0x9: case 0xA: case 0xB: // Multiply production by 4, 8, 16
case 0xC: mul = res - 0x7; break; // Multiply production by 32
case 0xD: // decrement production
case 0xE: // increment production
increment = res == 0x0D ? -1 : 1;
break;
}
}
}
@ -2122,6 +2127,11 @@ static void ChangeIndustryProduction(Industry *i, bool monthly)
}
}
if (increment != 0) {
i->prod_level = ClampU(i->prod_level + increment, 4, 0x80);
if (i->prod_level == 4) closeit = true;
}
/* Close if needed and allowed */
if (closeit && !CheckIndustryCloseDownProtection(i->type)) {
i->prod_level = 0;