Refresh of vector types.

Signed-off-by: John McCutchan <john@johnmccutchan.com>
Merge branch 'master' of https://github.com/johnmccutchan/vector_math
Fix cross method.

Signed-off-by: John McCutchan <john@johnmccutchan.com>
Adapt to new vector API.

Signed-off-by: John McCutchan <john@johnmccutchan.com>
Little bit of work on matrix types.

Signed-off-by: John McCutchan <john@johnmccutchan.com>
Some work on matrix code.

Signed-off-by: John McCutchan <john@johnmccutchan.com>