| 3411 | |
| 3412 | // Resolve a WebGL enumeration name (returns itself if already a number) |
| 3413 | function getKeyValue(gl, name) { |
| 3414 | // If not a string, return (assume number) |
| 3415 | if (typeof name !== 'string') { |
| 3416 | return name; |
| 3417 | } // If string converts to number, return number |
| 3418 | |
| 3419 | |
| 3420 | var number = Number(name); |
| 3421 | |
| 3422 | if (!isNaN(number)) { |
| 3423 | return number; |
| 3424 | } // Look up string, after removing any 'GL.' or 'gl.' prefix |
| 3425 | |
| 3426 | |
| 3427 | name = name.replace(/^.*\./, ''); |
| 3428 | var value = gl[name]; |
| 3429 | (0, _assert.default)(value !== undefined, "Accessing undefined constant GL.".concat(name)); |
| 3430 | return value; |
| 3431 | } |
| 3432 | |
| 3433 | function getKey(gl, value) { |
| 3434 | value = Number(value); |