private static double AICalcCombinedTechStyleCost(StrategicAI ai, Tech tech)
{
double num = 1.0;
foreach (AITechStyleInfo techStyleInfo in ai.TechStyles.TechStyleInfos)
{
num *= AIResearchFramework.AICalcTechStyleCost(ai, techStyleInfo, tech);
}
return(num);
}
