Castellum / Operation Instructions Public wiki
OPERATION INSTRUCTIONS

Materials

Reuse existing atlases and trimsheets.

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Confidential Operation Instruction
Feldfeste Operation Instruction

FF-OI-02: “Material Creation”


Document History

Revision Content Editor Time
01 Initial Document Creation Hannes 24.05.2026

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Table of Contents
1. Overview of Existing Material Atlasses
2. Process of Creating an Material Atlas/Trimsheets








Purpose of this document

Targets:
● Reduce Draw calls.
● Reduce file size.
● Optimize performance.
 → use fewer material trimsheets, see what is re-useable and
make asset plan
 → we use vertex paint to include several trimsheets in a
single material

child prop trimsheet 03 must get planned out.
https://trello.com/c/EsRwpSjq/705-alpha-map-plant-wares-
trimsheet03?search_id=f51e21c6-4bb2-4aae-bebe-357ba270c132

Plan out parent prop materials from existing trimsheets.
Any 3d Artist can use any of the existing prop trimsheets.


Terminology

Trim Sheet texture map with various, often tiling, textures, sometimes unique
  textures

Atlas  …

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Vertex  …
















1. Overview of Existing Material Atlasses

M: CA_M_TownProps (T: CA_trimsheet_props01_D) [from left to right, top to bottom]
Creator: Jonathan (Gahmuret)
● processed wood   → used on: town props, bells
● cast black iron, rusty  → used on:
● pulverized Iron  → used on: IronOreBasket
● Coal     → used on:
● tree bark    → used on: tree stump, bark resource
● aged wood    → used on:
● leather    → used on:
● rough cut bright stone  → used on:
● iron ore    → used on:

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M: CA_M_TownProps (T: CA_T_WeaponProps_d) [from left to right, top to bottom]
Creator: Jonathan (Gahmuret)
● Steel, including details  → used on: weapons, plates?
Furniture?
○ Buckler
○ sharp steel edge
○ sword
● brighter processed wood  → used on: weapons (shaft of spear etc)
● leather dark    → used on: shield (i guess?)
● bright leather   → used on: shield

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● parchment    → used on: used for animal hide on
shields
    (fancy shields get wrapped in parchment)
● polished darker red wood:  → used on: (i dont know)

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M: CA_M_Props02 (T: CA_Trimsheet_Props02_d) [from left to right, top to bottom]
Creator: Jonathan (Gahmuret)
● Sack material → to be improved says jonathan





M: CA_M_Siege (T: Mat_Ca_SiegeWeapons_d) [from left to right, top to bottom]

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Creator: Dominik Maral (Chuwak)
● rough wood  → used on: siege weapons, cart
● Steel rough  → used on: iron parts of siege weapons
● rope   → used on: ropes of siege engines
● leather dark  → used on: siege engines
● new leather  → used on: horse saddle (not yet in image,
wip)

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overview of diffuse maps:

● cornerstone: for church archecture (and castles?)
● chruch glass x3
● tent
● church door relief
● art shack
● art shack roof
● church window 1 and 2
● floor tiles (main menu) x2
● coaler
● common house
● donkey mill
● hoardings /wall system
● limestone kiln
● log hut
● plaster (castle /church architecture)
● roof shingles (castle /church architecture)
● stone (Castle)
● straw (roof common houses)
● trimsheetProps01
● wheats D
● cheesy
● hoardings atlas (walls
● wood shingles shack roofs
●

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Other Maps (might be optimized)

Scaffoldings

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Arrows








and a lot of animals (that will me sorted out)

https://trello.com/c/EsRwpSjq/705-alpha-map-plant-wares-
trimsheet03?search_id=da118d8d-5569-465f-8cd9-275475878005

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Currently Open Assets:
Brazier (coal pan for wall defenses)
a. steel
b. ashes / coal
c. glowing ashes / coal (fire comes from fx)

Ammunition Barrel (Arrows, Bolts, javelins) (Hannes in editor)✅
d. existing town props barrel
e. existing weapon props


Campfire for siege camp (almost done by chuwak)
f. coals /ashes
g. glowing coals ashes


Some weapon racks for siege camp/ tournament place
h. wood material

Horse /ox cart (almost done by chuwak, using siege material) ✅

Market stands (tasked for chuwak)

props for the clay pit, and the clay pit (chuwak)

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smelter oven (to be put inside the forge) (chuwak)

tournament place props: archer targets
https://trello.com/c/Fpv7urhJ/949-archer-butt-mound


construction destruction props (tools, rope lines etc)
→ use the siege materials?


https://trello.com/c/BxrnyO84/692-props-for-construction-destruction-
stages-ropes-tools

table or furniture for MM and in front tavern, butchery, cheesery, vinery and
such
(medieval furniture)

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Source reference

FF_OI_02_MaterialCreation.pdf · Rev 01

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