[NTG-context] Re: mtx-synctex.lua question

[Jim <zlists+context@jdvb.ca>]

Hi Hans,

On Fri, Dec  8, 2023 at 15:03 (+0100), Hans Hagen wrote:

> On 12/7/2023 7:23 PM, Jim wrote:
>> Hi,

>> In mtx-synctex.lua, inside
>> local function findlocation(filename,page,xpos,ypos,tolerance)
>> there is the following code:
>> for s=1,tolerance,max(tolerance//10,1) do
>> locate( s, 0) if fi ~= 0 then tl = s ; goto done end
>> locate(-s, 0) if fi ~= 0 then tl = s ; goto done end
>> locate( s, s) if fi ~= 0 then tl = s ; goto done end
>> locate( s,-s) if fi ~= 0 then tl = s ; goto done end
>> locate(-s, s) if fi ~= 0 then tl = s ; goto done end
>> locate(-s,-s) if fi ~= 0 then tl = s ; goto done end
>> end

>> Is the omission of the
>> locate(0, s) ...
>> and
>> locate(0, -s) ...
>> cases intentional, or is that an oversight?

>> If intentional, can someone explain the rationale to me?

> it's too long ago to remember the reason ... did you test with and without?

I did not.  Yet.

But on your suggestion, I will give it a try and get back to you.

                                Jim
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