Affine transforms - matrix algebra
richard.bair at oracle.com
Mon Jul 16 11:25:18 PDT 2012
Before approving I want Jim Graham to have a look. He's been on vacation, I think he either gets back today or next week.
On Jul 16, 2012, at 4:37 AM, Pavel Safrata wrote:
> Hi Kirill,
> it is just for convenience. The point is that if you have algorithms or other libraries that use the fourth row, you can work with the array right away.
> On 16.7.2012 13:28, Kirill.Prazdnikov wrote:
>> Hi Pavel,
>>> public Affine(double matrix)
>>> // accepts arrays of length 6, 12 and 16.
>>> // In case of 16 members the last four numbers must be 0, 0, 0, 1
>>> // throws IllegalArgument if the above conditions are not met
>> What is the point of setting 4x4 matrix of the last row must be 0,0,0,1 ?
>> Should we remove 4x4 case at all ?
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