used to guide action sound selection, mostly. Could be also used for particles and stuff, if need be
| Элементы перечислений | |
|---|---|
| MATERIAL_NONE | |
| MATERIAL_LOG | |
| MATERIAL_WOOD | |
| MATERIAL_STAIRS | |
| MATERIAL_METAL | |
| MATERIAL_WIRE | |
| MATERIAL_BRICK | |
| MATERIAL_RUBBLE | |
См. определение в файле ConstructionBase.c строка 2