rvalue references
Namespace via Digitalmars-d
digitalmars-d at puremagic.com
Mon Jun 8 13:17:33 PDT 2015
> One useful case for me:
>
> static Mat4 transform()(const auto ref Vec3 pos, const auto ref
> Vec3 scale, const auto ref Quat rot)
> {
> Mat4 m = Mat4(rot.matrix, 1);
>
> m.m00 *= scale.x;
> m.m01 *= scale.x;
> m.m02 *= scale.x;
>
> m.m10 *= scale.y;
> m.m11 *= scale.y;
> m.m12 *= scale.y;
>
> m.m20 *= scale.z;
> m.m21 *= scale.z;
> m.m22 *= scale.z;
>
> m.m30 = pos.x;
> m.m31 = pos.y;
> m.m32 = pos.z;
>
> return m;
> }
>
> Currently, my choices are template bloat, or pointless copying.
>
> Bit
Yes, the same goes for Dgame.
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