| MFColor -- A multiple-value field that contains any number of RGB colors. |
| MFColors are written to file as one or more RGB triples of floating point numbers in standard scientific notation. |
| When more than one value is present, all of the values must be enclosed in square brackets and separated by commas. |
| For example: [ 1.0 0.0 0.0, 0 1 0, 0 0 1 ] represents the three colors red, green, and blue. |
| MFLong -- A multiple-value field that contains any number of long (32-bit) integers. Becomes MFInt32 in VRML2.0 |
| MFLongs are written to file as one or more integer values, in decimal, hexadecimal or octal format. |
| When more than one value is present, all the values are enclosed in square brackets and separated by commas; |
| For example: [ 17, -0xE20, -518820 ] |