66 lines
2.3 KiB
Plaintext
66 lines
2.3 KiB
Plaintext
/datum/atmosphere
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var/gas_string
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var/id
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var/list/base_gases // A list of gases to always have
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var/list/normal_gases // A list of allowed gases:base_amount
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var/list/restricted_gases // A list of allowed gases like normal_gases but each can only be selected a maximum of one time
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var/restricted_chance = 10 // Chance per iteration to take from restricted gases
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var/minimum_pressure
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var/maximum_pressure
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var/minimum_temp
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var/maximum_temp
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/datum/atmosphere/New()
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generate_gas_string()
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/datum/atmosphere/proc/check_for_sanity(datum/gas_mixture/mix)
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return
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/datum/atmosphere/proc/generate_gas_string()
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var/list/spicy_gas = restricted_gases.Copy()
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var/target_pressure = rand(minimum_pressure, maximum_pressure)
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var/pressure_scale = target_pressure / maximum_pressure
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// First let's set up the gasmix and base gases for this template
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// We make the string from a gasmix in this proc because gases need to calculate their pressure
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var/datum/gas_mixture/gasmix = new
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gasmix.set_temperature(rand(minimum_temp, maximum_temp))
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for(var/i in base_gases)
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gasmix.set_moles(i, base_gases[i])
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// Now let the random choices begin
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var/gastype
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var/amount
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while(gasmix.return_pressure() < target_pressure)
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if(!prob(restricted_chance) || !length(spicy_gas))
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gastype = pick(normal_gases)
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amount = normal_gases[gastype]
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else
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gastype = pick(spicy_gas)
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amount = spicy_gas[gastype]
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spicy_gas -= gastype //You can only pick each restricted gas once
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amount *= rand(50, 200) / 100 // Randomly modifes the amount from half to double the base for some variety
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amount *= pressure_scale // If we pick a really small target pressure we want roughly the same mix but less of it all
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amount = CEILING(amount, 0.1)
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gasmix.adjust_moles(gastype, amount)
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// That last one put us over the limit, remove some of it
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if(gasmix.return_pressure() > target_pressure)
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var/moles_to_remove = (1 - target_pressure / gasmix.return_pressure()) * gasmix.total_moles()
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gasmix.adjust_moles(gastype, -moles_to_remove)
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gasmix.set_moles(gastype, FLOOR(gasmix.get_moles(gastype), 0.1))
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check_for_sanity(gasmix)
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// Now finally lets make that string
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var/list/gas_string_builder = list()
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for(var/id in gasmix.get_gases())
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gas_string_builder += "[id]=[gasmix.get_moles(id)]"
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gas_string_builder += "TEMP=[gasmix.return_temperature()]"
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gas_string = gas_string_builder.Join(";")
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