Texture case constants for TrueTypeFontImporter.
| Dynamic | Render characters into font texture at runtime as needed. |
| Unicode | Import a set of Unicode characters common for latin scripts. |
| ASCII | Import basic ASCII character set. |
| ASCIIUpperCase | Only import upper case ASCII character set. |
| ASCIILowerCase | Only import lower case ASCII character set. |
| CustomSet | Custom set of characters. |