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IDProjectCategoryView StatusLast Update
0007862Dwarf FortressWorld Generation -- Parameterspublic2014-08-06 14:49
Reportersmjjames Assigned Touser6 
PrioritynormalSeveritymajorReproducibilityalways
Status resolvedResolutionduplicate 
PlatformWindows 8 
Product Version0.40.06 
Summary0007862: Repeat worldgens with the exact parameters don't have quite the same history
DescriptionWhile trying to test out the necromancer tower thing, I noticed that two worlds generated with the exact same parameters don't have quite the same history.

Physically they're exactly the same and site placement is almost exactly the same (except for site names sometimes), but it's noticeable with the towers since they never show up in the exact same place they did the previous gen and sometimes the current age.

Not sure whether it'd be called a major issue, but it is problematic when people want to share the worldgen of something cool, but the cool thing they wanted to show never happens, or it happens differently.
Steps To Reproduce1. Generate whatever worldgen.

2. Copy the parameters from that worldgen you just did.

3. Generate more with those EXACT same worldgen parameters.

4. Compare history and sites.
Additional InformationHere are four worlgens using Mayday graphics 40.05 with this exact worldgen:

http://dffd.wimbli.com/file.php?id=9305
[WORLD_GEN]
    [TITLE:necrotowertest]
    [SEED:QqkEAmO2mUyEiUMaiSme]
    [HISTORY_SEED:Im0Cs2eEc4aucyiqiAUe]
    [NAME_SEED:W2UiE4mukiu6Y0wcE82K]
    [CREATURE_SEED:aYkwsoMM88kqwCA22Ewi]
    [DIM:129:129]
    [EMBARK_POINTS:1324]
    [END_YEAR:100]
    [BEAST_END_YEAR:200:80]
    [REVEAL_ALL_HISTORY:1]
    [CULL_HISTORICAL_FIGURES:0]
    [ELEVATION:1:400:401:401]
    [RAINFALL:0:100:200:200]
    [TEMPERATURE:50:75:200:200]
    [DRAINAGE:0:100:200:200]
    [VOLCANISM:0:100:200:200]
    [SAVAGERY:0:100:200:200]
    [ELEVATION_FREQUENCY:1:1:1:1:1:1]
    [RAIN_FREQUENCY:1:1:1:1:1:1]
    [DRAINAGE_FREQUENCY:1:1:1:1:1:1]
    [TEMPERATURE_FREQUENCY:1:1:1:1:1:1]
    [SAVAGERY_FREQUENCY:1:1:1:1:1:1]
    [VOLCANISM_FREQUENCY:1:1:1:1:1:1]
    [MINERAL_SCARCITY:500]
    [MEGABEAST_CAP:16]
    [SEMIMEGABEAST_CAP:36]
    [TITAN_NUMBER:5]
    [TITAN_ATTACK_TRIGGER:80:0:100000]
    [DEMON_NUMBER:28]
    [NIGHT_TROLL_NUMBER:28]
    [BOGEYMAN_NUMBER:0]
    [VAMPIRE_NUMBER:28]
    [WEREBEAST_NUMBER:28]
    [SECRET_NUMBER:28]
    [REGIONAL_INTERACTION_NUMBER:28]
    [DISTURBANCE_INTERACTION_NUMBER:28]
    [EVIL_CLOUD_NUMBER:14]
    [EVIL_RAIN_NUMBER:14]
    [GENERATE_DIVINE_MATERIALS:1]
    [GOOD_SQ_COUNTS:25:251:503]
    [EVIL_SQ_COUNTS:25:251:503]
    [PEAK_NUMBER_MIN:12]
    [PARTIAL_OCEAN_EDGE_MIN:1]
    [COMPLETE_OCEAN_EDGE_MIN:0]
    [VOLCANO_MIN:3]
    [REGION_COUNTS:SWAMP:260:1:1]
    [REGION_COUNTS:DESERT:260:1:1]
    [REGION_COUNTS:FOREST:1040:3:3]
    [REGION_COUNTS:MOUNTAINS:2080:2:2]
    [REGION_COUNTS:OCEAN:2080:1:1]
    [REGION_COUNTS:GLACIER:0:0:0]
    [REGION_COUNTS:TUNDRA:0:0:0]
    [REGION_COUNTS:GRASSLAND:2080:3:3]
    [REGION_COUNTS:HILLS:2080:3:3]
    [EROSION_CYCLE_COUNT:250]
    [RIVER_MINS:100:100]
    [PERIODICALLY_ERODE_EXTREMES:1]
    [OROGRAPHIC_PRECIPITATION:1]
    [SUBREGION_MAX:2750]
    [CAVERN_LAYER_COUNT:3]
    [CAVERN_LAYER_OPENNESS_MIN:75]
    [CAVERN_LAYER_OPENNESS_MAX:100]
    [CAVERN_LAYER_PASSAGE_DENSITY_MIN:0]
    [CAVERN_LAYER_PASSAGE_DENSITY_MAX:0]
    [CAVERN_LAYER_WATER_MIN:50]
    [CAVERN_LAYER_WATER_MAX:100]
    [HAVE_BOTTOM_LAYER_1:1]
    [HAVE_BOTTOM_LAYER_2:1]
    [LEVELS_ABOVE_GROUND:15]
    [LEVELS_ABOVE_LAYER_1:5]
    [LEVELS_ABOVE_LAYER_2:1]
    [LEVELS_ABOVE_LAYER_3:1]
    [LEVELS_ABOVE_LAYER_4:1]
    [LEVELS_ABOVE_LAYER_5:2]
    [LEVELS_AT_BOTTOM:1]
    [CAVE_MIN_SIZE:5]
    [CAVE_MAX_SIZE:25]
    [MOUNTAIN_CAVE_MIN:25]
    [NON_MOUNTAIN_CAVE_MIN:50]
    [ALL_CAVES_VISIBLE:0]
    [SHOW_EMBARK_TUNNEL:2]
    [TOTAL_CIV_NUMBER:40]
    [TOTAL_CIV_POPULATION:15000]
    [SITE_CAP:1040]
    [PLAYABLE_CIVILIZATION_REQUIRED:1]
    [ELEVATION_RANGES:2080:4160:2080]
    [RAIN_RANGES:2080:4160:2080]
    [DRAINAGE_RANGES:2080:4160:2080]
    [SAVAGERY_RANGES:2080:4160:2080]
    [VOLCANISM_RANGES:2080:4160:2080]

For good measure, I tested with a fresh 40.06 install, no changes to files other than the end year of the medium region. Also four worlgen saves, exact same parameters as the first of the saves using the 40.06

http://dffd.wimbli.com/file.php?id=9306
[WORLD_GEN]
    [TITLE:historytest]
    [SEED:UoG4MQwuqkAaIgSwK0Aq]
    [HISTORY_SEED:qYQySWmAye00MMkYwIMA]
    [NAME_SEED:UoM86KSUeIAEaYEIc68Q]
    [CREATURE_SEED:iM26YEKqOuOIS2sUu8es]
    [DIM:129:129]
    [EMBARK_POINTS:1324]
    [END_YEAR:100]
    [BEAST_END_YEAR:200:80]
    [REVEAL_ALL_HISTORY:1]
    [CULL_HISTORICAL_FIGURES:0]
    [ELEVATION:1:400:401:401]
    [RAINFALL:0:100:200:200]
    [TEMPERATURE:25:75:200:200]
    [DRAINAGE:0:100:200:200]
    [VOLCANISM:0:100:200:200]
    [SAVAGERY:0:100:200:200]
    [ELEVATION_FREQUENCY:1:1:1:1:1:1]
    [RAIN_FREQUENCY:1:1:1:1:1:1]
    [DRAINAGE_FREQUENCY:1:1:1:1:1:1]
    [TEMPERATURE_FREQUENCY:1:1:1:1:1:1]
    [SAVAGERY_FREQUENCY:1:1:1:1:1:1]
    [VOLCANISM_FREQUENCY:1:1:1:1:1:1]
    [MINERAL_SCARCITY:2500]
    [MEGABEAST_CAP:18]
    [SEMIMEGABEAST_CAP:37]
    [TITAN_NUMBER:9]
    [TITAN_ATTACK_TRIGGER:80:0:100000]
    [DEMON_NUMBER:28]
    [NIGHT_TROLL_NUMBER:14]
    [BOGEYMAN_NUMBER:14]
    [VAMPIRE_NUMBER:14]
    [WEREBEAST_NUMBER:14]
    [SECRET_NUMBER:28]
    [REGIONAL_INTERACTION_NUMBER:28]
    [DISTURBANCE_INTERACTION_NUMBER:28]
    [EVIL_CLOUD_NUMBER:14]
    [EVIL_RAIN_NUMBER:14]
    [GENERATE_DIVINE_MATERIALS:1]
    [GOOD_SQ_COUNTS:25:251:503]
    [EVIL_SQ_COUNTS:25:251:503]
    [PEAK_NUMBER_MIN:12]
    [PARTIAL_OCEAN_EDGE_MIN:1]
    [COMPLETE_OCEAN_EDGE_MIN:0]
    [VOLCANO_MIN:3]
    [REGION_COUNTS:SWAMP:260:1:1]
    [REGION_COUNTS:DESERT:260:1:1]
    [REGION_COUNTS:FOREST:1040:3:3]
    [REGION_COUNTS:MOUNTAINS:2080:2:2]
    [REGION_COUNTS:OCEAN:2080:1:1]
    [REGION_COUNTS:GLACIER:0:0:0]
    [REGION_COUNTS:TUNDRA:0:0:0]
    [REGION_COUNTS:GRASSLAND:2080:3:3]
    [REGION_COUNTS:HILLS:2080:3:3]
    [EROSION_CYCLE_COUNT:250]
    [RIVER_MINS:100:100]
    [PERIODICALLY_ERODE_EXTREMES:1]
    [OROGRAPHIC_PRECIPITATION:1]
    [SUBREGION_MAX:2750]
    [CAVERN_LAYER_COUNT:3]
    [CAVERN_LAYER_OPENNESS_MIN:0]
    [CAVERN_LAYER_OPENNESS_MAX:100]
    [CAVERN_LAYER_PASSAGE_DENSITY_MIN:0]
    [CAVERN_LAYER_PASSAGE_DENSITY_MAX:100]
    [CAVERN_LAYER_WATER_MIN:0]
    [CAVERN_LAYER_WATER_MAX:100]
    [HAVE_BOTTOM_LAYER_1:1]
    [HAVE_BOTTOM_LAYER_2:1]
    [LEVELS_ABOVE_GROUND:15]
    [LEVELS_ABOVE_LAYER_1:5]
    [LEVELS_ABOVE_LAYER_2:1]
    [LEVELS_ABOVE_LAYER_3:1]
    [LEVELS_ABOVE_LAYER_4:1]
    [LEVELS_ABOVE_LAYER_5:2]
    [LEVELS_AT_BOTTOM:1]
    [CAVE_MIN_SIZE:5]
    [CAVE_MAX_SIZE:25]
    [MOUNTAIN_CAVE_MIN:25]
    [NON_MOUNTAIN_CAVE_MIN:50]
    [ALL_CAVES_VISIBLE:0]
    [SHOW_EMBARK_TUNNEL:2]
    [TOTAL_CIV_NUMBER:40]
    [TOTAL_CIV_POPULATION:15000]
    [SITE_CAP:1040]
    [PLAYABLE_CIVILIZATION_REQUIRED:1]
    [ELEVATION_RANGES:2080:4160:2080]
    [RAIN_RANGES:2080:4160:2080]
    [DRAINAGE_RANGES:2080:4160:2080]
    [SAVAGERY_RANGES:2080:4160:2080]
    [VOLCANISM_RANGES:2080:4160:2080]
TagsNo tags attached.

Relationships

duplicate of 0006934 acknowledgedlethosor Using Seeds in World Gen does not always result in Civs behaving the same way (History Seed broken?) 

Activities

smjjames

2014-08-05 16:49

reporter   ~0028405

Last edited: 2014-08-05 17:25

This kind of issue may have been reported before, but I couldn't find the report.

Edit: Its exactly the same situation as 0006934, just that mine is a whole lot more comprehensive and has saves.

Edit2: How do you make the links go to the issue but the text is just the numbers? Don't know if bbccode or html code works here.

Edit #n: Feh, not getting the code thing for the issue link......

lethosor

2014-08-05 16:58

manager   ~0028406

#issue id

smjjames

2014-08-05 17:01

reporter   ~0028407

Last edited: 2014-08-05 17:28

Oh, thanks.

Also, could someone fix the first sentence to '... exact same parameters don't have quite the same history.' The security token for the page timed out while I was writing it and doing the test saves and uploading, so I had to copy and paste the stuff over to a new report and I didn't notice the incomplete sentence I guess.

Edit: This one might be related somehow, maybe not: 0005974

lethosor

2014-08-05 17:25

manager   ~0028408

"#issue id" means "# 6934" (without the space) - fixed that. Also fixed the original report (I somehow didn't notice the incomplete sentence either).

smjjames

2014-08-05 17:27

reporter   ~0028409

Oh, I misunderstood what you meant, and thanks on the editing.

crossmr

2014-08-05 19:24

reporter   ~0028412

Isn't that the point? There is some randomness to events. The world might be the same, but things might work out differently for the people involved.

Not sure if I see the issue here. If you want to share the exact history, upload your save.

smjjames

2014-08-05 20:30

reporter   ~0028414

I did consider that there is some randomness to events and some things, but I'm not sure how random it's [i]supposed[/i] to be.

Only Toady One can really say whether this is working as intended or not.

user6

2014-08-06 07:27

  ~0028440

"Its exactly the same situation as 0006934, just that mine is a whole lot more comprehensive and has saves."

I'll link this from 0006934, then.

Issue History

Date Modified Username Field Change
2014-08-05 16:47 smjjames New Issue
2014-08-05 16:49 smjjames Note Added: 0028405
2014-08-05 16:55 smjjames Note Edited: 0028405
2014-08-05 16:55 smjjames Note Edited: 0028405
2014-08-05 16:57 smjjames Note Edited: 0028405
2014-08-05 16:58 lethosor Note Added: 0028406
2014-08-05 17:01 smjjames Note Added: 0028407
2014-08-05 17:01 smjjames Note Edited: 0028405
2014-08-05 17:02 smjjames Note Edited: 0028405
2014-08-05 17:02 smjjames Note Edited: 0028405
2014-08-05 17:02 smjjames Note Edited: 0028405
2014-08-05 17:03 smjjames Note Edited: 0028405
2014-08-05 17:03 smjjames Note Edited: 0028405
2014-08-05 17:04 smjjames Note Edited: 0028405
2014-08-05 17:04 smjjames Note Edited: 0028405
2014-08-05 17:04 smjjames Note Edited: 0028405
2014-08-05 17:04 smjjames Note Edited: 0028405
2014-08-05 17:05 smjjames Note Edited: 0028405
2014-08-05 17:09 smjjames Note Edited: 0028407
2014-08-05 17:24 lethosor Description Updated
2014-08-05 17:25 lethosor Note Added: 0028408
2014-08-05 17:25 lethosor Note Edited: 0028405
2014-08-05 17:27 smjjames Note Added: 0028409
2014-08-05 17:27 smjjames Note Edited: 0028407
2014-08-05 17:28 smjjames Note Edited: 0028407
2014-08-05 19:24 crossmr Note Added: 0028412
2014-08-05 20:30 smjjames Note Added: 0028414
2014-08-06 07:27 user6 Note Added: 0028440
2014-08-06 07:27 user6 Relationship added duplicate of 0006934
2014-08-06 07:27 user6 Status new => resolved
2014-08-06 07:27 user6 Resolution open => duplicate
2014-08-06 07:27 user6 Assigned To => user6