SCA Parameters

Material Parameters

The following parameters were found in material files, where an X denotes that it was found in that games files:

Name	Type	Description	Lost World	Forces	Origins	Frontiers	Shadow Gens
MaxAniso	Integer	Maximum anisotropy filtering level	X	X	X	X	X
TrnsType	Boolean	Transparency type (?)	X	X	X	X	X
TrnsPrio	Integer	Transparency rendering priority. Used to adjusted drawing order.	X	X	X	X	X
MipBias	Float	Mipmap selection bias	X	X	X	X	X
UsePrior	Boolean	Use Priority (?)	X	X		X	X
UseGrass	Integer	Render grass on material (?)	X	X
VertSnap	Boolean	Vertex snapping (?)				X	X
VatVolum	Boolean	Whether the material is affected by VAT volumes					X

There are also SCA parameters that we know exist, but we don’t know the purpose of, as they are never actually used in any material:

• RenderCa (found in Shadow Generations)
• ExtnAABB (found in Shadow Generations)

They are possibly used in another hedgehog engine game that was not looked into yet.

Mesh Parameters

The following parameters were found in model files, where an X denotes that it was found in that games files:

Name	Type	Description	Lost World	Forces	Origins	Frontiers	Shadow Gens
ShadowCa	Boolean	Mesh can cast shadow when enabled		X	X	X	X
ShadowRe	Boolean	Mesh can receive shadow when enabled		X	X	X	X
DisableC	Boolean	If enabled, mesh does not render (but can still cast shadows)		X		X	X
RenderPa	Integer	Render pass to use(?); Values from 1 to 6 were found			X	X	X
RenderCa	Integer	Unknown; Values of 1, 2 and 5 were found		X		X
GIOcclus	Boolean	Enable for global illumination occlusion (?)			X	X	X
Occluder	Boolean	Unknown		X
GPUOcclu	Boolean	Unknown				X	X
CPUOcclu	Boolean	Unknown				X	X
CullType	Integer	Culling type(?); Values from 1 to 3 found	X
Peepable	Boolean	Characters are visible behind the mesh	X				X
TerrainB	Boolean	Unknown			X	X	X
ColorMas	Boolean	Color mask(?)			X	X	X
CyberMas	Boolean	Cyber mask(?)				X	X
UsageCPU	Boolean	Unknown		X
TrRLRPre	Boolean	Unknown				X	X