Limited support
This feature is only present in Portal 2: Community Edition. Enum: EDebugMaterial
Values
| Name | Value |
| DEBUG_MATERIAL_WIREFRAME | 0 |
| DEBUG_MATERIAL_WIREFRAME_NOZ | 1 |
| DEBUG_MATERIAL_VERTEX_COLOR | 2 |
| DEBUG_MATERIAL_VERTEX_COLOR_NOZ | 3 |
| DEBUG_MATERIAL_VERTEX_COLOR_NOZ_ADD | 4 |