Added micro liters (#38)

Co-authored-by: Zachary Levy <zachary@sunforge.is>
Reviewed-on: #38

quantity/volume.odin

@@ -3,6 +3,7 @@ package quantity
 import "base:intrinsics"
 
 LITERS_PER_GALLON :: 3.785411784
+MICRO_LITERS_PER_GALLON :: 473176473.0 / 125.0
 
 //----- Liters ----------------------------------
 Liters :: struct($V: typeid) where intrinsics.type_is_numeric(V) {
@@ -16,25 +17,65 @@ liters_to_milli_liters :: #force_inline proc "contextless" (
 	return Milli_Liters(V){liters.v * MILLI}
 }
 
-@(private = "file")
+@(private = "file", fast_math = {.Allow_Reciprocal})
 liters_to_gallons :: #force_inline proc "contextless" (
 	liters: Liters($V),
 ) -> Gallons(V) where intrinsics.type_is_float(V) {
 	return Gallons(V){liters.v / LITERS_PER_GALLON}
 }
 
+@(private = "file")
+liters_to_micro_liters :: #force_inline proc "contextless" (
+	liters: Liters($V),
+) -> Micro_Liters(V) where intrinsics.type_is_numeric(V) {
+	return Micro_Liters(V){liters.v * MICRO}
+}
+
 //----- Milliliters ----------------------------------
 Milli_Liters :: struct($V: typeid) where intrinsics.type_is_numeric(V) {
 	v: V,
 }
 
-@(private = "file")
+@(private = "file", fast_math = {.Allow_Reciprocal})
 milli_liters_to_liters :: #force_inline proc "contextless" (
 	milli_liters: Milli_Liters($V),
 ) -> Liters(V) where intrinsics.type_is_numeric(V) {
 	return Liters(V){milli_liters.v / MILLI}
 }
 
+@(private = "file")
+milli_liters_to_micro_liters :: #force_inline proc "contextless" (
+	milli_liters: Milli_Liters($V),
+) -> Micro_Liters(V) where intrinsics.type_is_numeric(V) {
+	return Micro_Liters(V){milli_liters.v * (MICRO / MILLI)}
+}
+
+//----- Microliters ----------------------------------
+Micro_Liters :: struct($V: typeid) where intrinsics.type_is_numeric(V) {
+	v: V,
+}
+
+@(private = "file", fast_math = {.Allow_Reciprocal})
+micro_liters_to_liters :: #force_inline proc "contextless" (
+	micro_liters: Micro_Liters($V),
+) -> Liters(V) where intrinsics.type_is_numeric(V) {
+	return Liters(V){micro_liters.v / MICRO}
+}
+
+@(private = "file", fast_math = {.Allow_Reciprocal})
+micro_liters_to_milli_liters :: #force_inline proc "contextless" (
+	micro_liters: Micro_Liters($V),
+) -> Milli_Liters(V) where intrinsics.type_is_numeric(V) {
+	return Milli_Liters(V){micro_liters.v / (MICRO / MILLI)}
+}
+
+@(private = "file", fast_math = {.Allow_Reciprocal})
+micro_liters_to_gallons :: #force_inline proc "contextless" (
+	micro_liters: Micro_Liters($V),
+) -> Gallons(V) where intrinsics.type_is_float(V) {
+	return Gallons(V){micro_liters.v / MICRO_LITERS_PER_GALLON}
+}
+
 //----- Gallons ----------------------------------
 Gallons :: struct($V: typeid) where intrinsics.type_is_numeric(V) {
 	v: V,
@@ -47,20 +88,36 @@ gallons_to_liters :: #force_inline proc "contextless" (
 	return Liters(V){gallons.v * LITERS_PER_GALLON}
 }
 
+@(private = "file")
+gallons_to_micro_liters :: #force_inline proc "contextless" (
+	gallons: Gallons($V),
+) -> Micro_Liters(V) where intrinsics.type_is_float(V) {
+	return Micro_Liters(V){gallons.v * MICRO_LITERS_PER_GALLON}
+}
+
 // ---------------------------------------------------------------------------------------------------------------------
 // ----- Conversion Overloads ------------------------
 // ---------------------------------------------------------------------------------------------------------------------
 to_liters :: proc {
 	milli_liters_to_liters,
+	micro_liters_to_liters,
 	gallons_to_liters,
 }
 
 to_milli_liters :: proc {
 	liters_to_milli_liters,
+	micro_liters_to_milli_liters,
+}
+
+to_micro_liters :: proc {
+	liters_to_micro_liters,
+	milli_liters_to_micro_liters,
+	gallons_to_micro_liters,
 }
 
 to_gallons :: proc {
 	liters_to_gallons,
+	micro_liters_to_gallons,
 }
 
 // ---------------------------------------------------------------------------------------------------------------------
@@ -99,3 +156,51 @@ test_liters_to_gallons :: proc(t: ^testing.T) {
 
 	testing.expect(t, gallons.v > 0.99 && gallons.v < 1.01)
 }
+
+@(test)
+test_liters_to_micro_liters :: proc(t: ^testing.T) {
+	liters := Liters(int){12}
+	micro_liters := to_micro_liters(liters)
+
+	testing.expect_value(t, micro_liters, Micro_Liters(int){12_000_000})
+}
+
+@(test)
+test_micro_liters_to_liters :: proc(t: ^testing.T) {
+	micro_liters := Micro_Liters(int){12_000_000}
+	liters := to_liters(micro_liters)
+
+	testing.expect_value(t, liters, Liters(int){12})
+}
+
+@(test)
+test_milli_liters_to_micro_liters :: proc(t: ^testing.T) {
+	milli_liters := Milli_Liters(int){5}
+	micro_liters := to_micro_liters(milli_liters)
+
+	testing.expect_value(t, micro_liters, Micro_Liters(int){5_000})
+}
+
+@(test)
+test_micro_liters_to_milli_liters :: proc(t: ^testing.T) {
+	micro_liters := Micro_Liters(int){5_000}
+	milli_liters := to_milli_liters(micro_liters)
+
+	testing.expect_value(t, milli_liters, Milli_Liters(int){5})
+}
+
+@(test)
+test_gallons_to_micro_liters :: proc(t: ^testing.T) {
+	gallons := Gallons(f64){1}
+	micro_liters := to_micro_liters(gallons)
+
+	testing.expect(t, micro_liters.v > 3_785_411.783 && micro_liters.v < 3_785_411.785)
+}
+
+@(test)
+test_micro_liters_to_gallons :: proc(t: ^testing.T) {
+	micro_liters := Micro_Liters(f64){3_785_411.784}
+	gallons := to_gallons(micro_liters)
+
+	testing.expect(t, gallons.v > 0.9999999 && gallons.v < 1.0000001)
+}