work

code/modules/integrated_electronics/arithmetic.dm

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+//These circuits do simple math.
+/obj/item/integrated_circuit/arithmetic
+	complexity = 1
+	number_of_inputs = 8
+	number_of_outputs = 1
+	number_of_activators = 1
+	input_names = list(
+		"A",
+		"B",
+		"C",
+		"D",
+		"E",
+		"F",
+		"G",
+		"H"
+		)
+	output_names = list(
+		"result"
+	)
+	activator_names = list(
+		"compute"
+	)
+
+// +Adding+ //
+
+/obj/item/integrated_circuit/arithmetic/addition
+	name = "addition circuit"
+	desc = "This circuit can add numbers together."
+	icon_state = "addition"
+
+/obj/item/integrated_circuit/arithmetic/addition/work()
+	var/result = 0
+	for(var/datum/integrated_io/input/I in inputs)
+		I.pull_data()
+		if(isnum(I.data))
+			result = result + I.data
+
+	for(var/datum/integrated_io/output/O in outputs)
+		O.data = result
+		O.push_data()
+	..()
+
+// -Subtracting- //
+
+/obj/item/integrated_circuit/arithmetic/subtraction
+	name = "subtraction circuit"
+	desc = "This circuit can subtract numbers."
+	icon_state = "subtraction"
+
+/obj/item/integrated_circuit/arithmetic/subtraction/work()
+	var/result = 0
+	for(var/datum/integrated_io/input/I in inputs)
+		I.pull_data()
+		if(isnum(I.data))
+			result = result - I.data
+
+	for(var/datum/integrated_io/output/O in outputs)
+		O.data = result
+		O.push_data()
+	..()
+
+// *Multiply* //
+
+/obj/item/integrated_circuit/arithmetic/multiplication
+	name = "multiplication circuit"
+	desc = "This circuit can multiply numbers."
+	icon_state = "multiplication"
+
+/obj/item/integrated_circuit/arithmetic/subtraction/work()
+	var/result = 0
+	for(var/datum/integrated_io/input/I in inputs)
+		I.pull_data()
+		if(isnum(I.data))
+			result = result * I.data
+
+	for(var/datum/integrated_io/output/O in outputs)
+		O.data = result
+		O.push_data()
+	..()
+
+// /Division/  //
+
+/obj/item/integrated_circuit/arithmetic/division
+	name = "division circuit"
+	desc = "This circuit can divide numbers, just don't think about trying to divide by zero!"
+	icon_state = "division"
+
+/obj/item/integrated_circuit/arithmetic/division/work()
+	var/result = 0
+	for(var/datum/integrated_io/input/I in inputs)
+		I.pull_data()
+		if(isnum(I.data) && I.data != 0) //No runtimes here.
+			result = result / I.data
+
+	for(var/datum/integrated_io/output/O in outputs)
+		O.data = result
+		O.push_data()
+	..()
+
+// Absolute //
+
+/obj/item/integrated_circuit/arithmetic/absolute
+	name = "absolute circuit"
+	desc = "This outputs a non-negative version of the number you put in.  This may also be thought of as its distance from zero."
+	icon_state = "absolute"
+	number_of_inputs = 1
+	number_of_outputs = 1
+
+/obj/item/integrated_circuit/arithmetic/absolute/work()
+	var/result = 0
+	for(var/datum/integrated_io/input/I in inputs)
+		I.pull_data()
+		if(isnum(I.data) && I.data != 0)
+			result = abs(result)
+
+	for(var/datum/integrated_io/output/O in outputs)
+		O.data = result
+		O.push_data()
+	..()
+
+// Averaging //
+
+/obj/item/integrated_circuit/arithmetic/average
+	name = "average circuit"
+	desc = "This circuit is of average quality, however it will compute the average for numbers you give it."
+	icon_state = "average"
+
+/obj/item/integrated_circuit/arithmetic/average/work()
+	var/result = 0
+	var/inputs_used = 0
+	for(var/datum/integrated_io/input/I in inputs)
+		I.pull_data()
+		if(isnum(I.data))
+			inputs_used++
+			result = result + I.data
+
+	if(inputs_used)
+		result = result / inputs_used
+
+	for(var/datum/integrated_io/output/O in outputs)
+		O.data = result
+		O.push_data()
+	..()
+
+// Pi, because why the hell not? //
+/obj/item/integrated_circuit/arithmetic/pi
+	name = "pi constant circuit"
+	desc = "Not recommended for cooking.  Outputs '3.14159' when it receives a pulse."
+	icon_state = "pi"
+	number_of_inputs = 0
+	number_of_outputs = 1
+
+/obj/item/integrated_circuit/arithmetic/pi/work()
+	var/datum/integrated_io/output/O = outputs[1]
+	O.data = 3.14159
+	O.push_data()
+	..()