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(svn r21173) -Codechange: Don't recompute target industry counts each time.

This commit is contained in:
alberth 2010-11-13 15:19:43 +00:00
parent eb4ab0091a
commit a245db6360
2 changed files with 14 additions and 5 deletions
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2
src/industry.h
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@ -153,7 +153,7 @@ struct IndustryTypeBuildData {
void Reset();
void GetIndustryTypeData(IndustryType it);
bool GetIndustryTypeData(IndustryType it);
};
/**

17
src/industry_cmd.cpp
View File

@ -2093,20 +2093,29 @@ void Industry::RecomputeProductionMultipliers()
/**
* Set the #probability field for the industry type \a it for a running game.
* @param it Industry type.
* @return The field has changed value.
*/
void IndustryTypeBuildData::GetIndustryTypeData(IndustryType it)
bool IndustryTypeBuildData::GetIndustryTypeData(IndustryType it)
{
this->probability = GetIndustryGamePlayProbability(it);
uint32 probability = GetIndustryGamePlayProbability(it);
bool changed = probability != this->probability;
this->probability = probability;
return changed;
}
/** Decide how many industries of each type are needed. */
void IndustryBuildData::SetupTargetCount()
{
bool changed = false;
uint num_planned = 0; // Number of industries planned in the industry build data.
for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
this->builddata[it].GetIndustryTypeData(it);
changed |= this->builddata[it].GetIndustryTypeData(it);
num_planned += this->builddata[it].target_count;
}
uint total_amount = this->wanted_inds >> 16; // Desired total number of industries.
changed |= num_planned != total_amount;
if (!changed) return; // All industries are still the same, no need to re-randomize.
uint32 total_prob = 0; // Sum of probabilities.
for (IndustryType it = 0; it < NUM_INDUSTRYTYPES; it++) {
this->builddata[it].target_count = 0;