| ### Compilation failed: | |
| error: 11: index -1 out of range for 'float3x3' | |
| float3 undefined = indexMatrix(-1) + indexMatrix(3); | |
| ^^^^^^^^^^^^^^^ | |
| error: 11: index 3 out of range for 'float3x3' | |
| float3 undefined = indexMatrix(-1) + indexMatrix(3); | |
| ^^^^^^^^^^^^^^ | |
| 2 errors |