Small Vectors Proposal

[Walter Bright]

Andrei Alexandrescu (See Website For Email) wrote:
> Walter Bright wrote:
>> Thank you, this is in line with what I thought you meant. I'm glad I 
>> was right. Your proposal is sensible and well thought out.
>>
>> The only improvement I'd make is instead of:
>>
>> float4 f;
>>
>> Have:
>>
>> float[4] f;
>>
>> i.e. make static arrays of 2,3,4 dimensions have the suggested 
>> properties. I think this is quite doable.
> 
> I don't think this is advisable. It practically introduces an arbitrary 
> discontinuity. Think of a template of T and N that manipulates arrays 
> T[N]. All of a sudden, for certain values of T and N, arrays started 
> being passed around by value.

I agree that it's a very bad idea to have such a discontinuity in ref vs 
value. Static arrays would have to be all by value or all by ref. Then, 
you'll just see slower speed for the larger ones.