XML: Random Number Generators - Revision history

Rpmc at 04:08, 12 May 2015

2015-05-12T04:08:30Z

← Older revision		Revision as of 23:08, 11 May 2015
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	In the 'For What It's Worth' category, here's another XML Random Number generator. This one is based on a multiplicative linear congruential generator method described by Pierre L'Ecuyer in a 1988 Association for Computing Machinery paper. The code below generates a random number between, but not equal to, 0 and 1. It has a period of 2.30584 X 10^18, meaning that at an Update cycle rate of 18, the pattern will not repeat for a little over 4 billion years.		In the 'For What It's Worth' category, here's another XML Random Number generator. This one is based on a multiplicative linear congruential generator method described by Pierre L'Ecuyer in a 1988 Association for Computing Machinery paper. The code below generates a random number between, but not equal to, 0 and 1. It has a period of 2.30584 X 10^18, meaning that at an Update cycle rate of 18, the pattern will not repeat for a little over 4 billion years.

	'''1) Multiplicative linear congruential method Pierre L'Ecuyer'''		'''1) Multiplicative linear congruential method Pierre L'Ecuyer (XML courtesy of Robbie McElrath)'''

	<Macro Name="XMLRandom">		<Macro Name="XMLRandom">

2014-09-01T13:12:58Z

2014-09-01T13:12:34Z

Infobox-Applicable-FSVersion added. - Requires applicability check

@@ Line 1: / Line 1: @@
-[[Category:Aircraft Design]]
+{{Infobox-Applicable-FSVersion
-[[Category:Panel and Gauge Design]]
+| P3D2 = true
 '''Two RNG Macros:'''
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     20000000000 / 1 % abs

2014-08-25T07:47:14Z

← Older revision	Revision as of 02:47, 25 August 2014
(No difference)

2014-08-25T06:41:02Z

← Older revision		Revision as of 01:41, 25 August 2014
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	</Macro>		</Macro>

	generates a random number between 0.000 and ~~9.999~~. For random number between 0.000 and ~~0.999~~, the last line should be:		generates a random number between, but not equal to, 0 and 10. For random number between 0 and 1, the last line should be:

	20000000000 / 1 % abs		20000000000 / 1 % abs

2014-08-24T16:24:22Z

← Older revision		Revision as of 11:24, 24 August 2014
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	[[Category:Aircraft Design]]		[[Category:Aircraft Design]]
	[[Category:Panel and Gauge Design]]		[[Category:Panel and Gauge Design]]
			'''Two RNG Macros:'''


	In the 'For What It's Worth' category, here's another XML Random Number generator. This one is based on a multiplicative linear congruential generator method described by Pierre L'Ecuyer in a 1988 Association for Computing Machinery paper. The code below generates a random number between, but not equal to, 0 and 1. It has a period of 2.30584 X 10^18, meaning that at an Update cycle rate of 18, the pattern will not repeat for a little over 4 billion years.		In the 'For What It's Worth' category, here's another XML Random Number generator. This one is based on a multiplicative linear congruential generator method described by Pierre L'Ecuyer in a 1988 Association for Computing Machinery paper. The code below generates a random number between, but not equal to, 0 and 1. It has a period of 2.30584 X 10^18, meaning that at an Update cycle rate of 18, the pattern will not repeat for a little over 4 billion years.

2014-08-24T16:21:33Z

← Older revision		Revision as of 11:21, 24 August 2014
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	[[Category:Panel and Gauge Design]]		[[Category:Panel and Gauge Design]]

	In the 'For What It's Worth' category, here's another XML Random Number generator. This one is based on a multiplicative linear congruential generator method described by Pierre L'Ecuyer in a 1988 Association for Computing Machinery paper. The code below generates a random number between, but not equal to, 0 and 1 ~~every Update cycle~~. It has a period of 2.30584 X 10^18, meaning that at an Update cycle rate of 18, the pattern will not repeat for a little over 4 billion years.		In the 'For What It's Worth' category, here's another XML Random Number generator. This one is based on a multiplicative linear congruential generator method described by Pierre L'Ecuyer in a 1988 Association for Computing Machinery paper. The code below generates a random number between, but not equal to, 0 and 1. It has a period of 2.30584 X 10^18, meaning that at an Update cycle rate of 18, the pattern will not repeat for a little over 4 billion years.

	'''1) Multiplicative linear congruential method Pierre L'Ecuyer'''		'''1) Multiplicative linear congruential method Pierre L'Ecuyer'''

2014-08-24T16:20:05Z

← Older revision		Revision as of 11:20, 24 August 2014
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	</Macro>		</Macro>

	generates a random number between 0.000 and 9.999		generates a random number between 0.000 and 9.999. For random number between 0.000 and 0.999, the last line should be:

			20000000000 / 1 % abs

2014-08-24T16:18:00Z

← Older revision		Revision as of 11:18, 24 August 2014
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	In the 'For What It's Worth' category, here's another XML Random Number generator. This one is based on a multiplicative linear congruential generator method described by Pierre L'Ecuyer in a 1988 Association for Computing Machinery paper. The code below generates a random number between, but not equal to, 0 and 1 every Update cycle. It has a period of 2.30584 X 10^18, meaning that at an Update cycle rate of 18, the pattern will not repeat for a little over 4 billion years.		In the 'For What It's Worth' category, here's another XML Random Number generator. This one is based on a multiplicative linear congruential generator method described by Pierre L'Ecuyer in a 1988 Association for Computing Machinery paper. The code below generates a random number between, but not equal to, 0 and 1 every Update cycle. It has a period of 2.30584 X 10^18, meaning that at an Update cycle rate of 18, the pattern will not repeat for a little over 4 billion years.

	'''1) ~~Linear~~ congruential method Pierre L'Ecuyer'''		'''1) Multiplicative linear congruential method Pierre L'Ecuyer'''

	<Macro Name="XMLRandom">		<Macro Name="XMLRandom">

2014-08-24T16:11:53Z

@@ Line 4: / Line 4: @@
 In the 'For What It's Worth' category, here's another XML Random Number generator. This one is based on a multiplicative linear congruential generator method described by Pierre L'Ecuyer in a 1988 Association for Computing Machinery paper. The code below generates a random number between, but not equal to, 0 and 1 every Update cycle. It has a period of 2.30584 X 10^18, meaning that at an Update cycle rate of 18, the pattern will not repeat for a little over 4 billion years.
-The macro:
+'''1) Linear congruential method Pierre L'Ecuyer'''
   <Macro Name="XMLRandom">
@@ Line 29: / Line 29: @@
 Acknowledgements are owed to Ron Freimuth, Nike Pike, and Tom Aguilo who have posted xml random number code in Flight Sim forums before. The MLCG code above is another variety. Acknowledgement also to Robbie McElrath for writing the xml snippet based on the L'Ecuyer paper.