oh, silly bugger, it should be *atan*, not *asin*. it works now.

On 18 July 2013 12:40, patrick nethercoat <[email protected]> wrote:

> * CPSet is called Vertigo, hence *Camera.Vertigo.width_at_interest*
>
>
> On 18 July 2013 12:39, patrick nethercoat <[email protected]>wrote:
>
>> I thought I'd knock something up while eating my lunch, but something's
>> afoot. Maybe someone can point out where this is wrong.
>>
>> I have
>>
>> 1. a camera with a custom parameter to define the width at the interest
>> that needs to remain static.
>>
>> 2. An expression on the camera FOV:
>> *asin( Camera.Vertigo.width_at_interest / ctr_dist( Camera.,
>> Camera_Interest. ) ) * 2*
>>
>> so it *should* work, according to my misty trig, but it drifts especially
>> as the camera gets close to the interest.
>>
>> Any ideas?
>>
>>
>>
>>
>> On 18 July 2013 11:47, Simon Reeves <[email protected]> wrote:
>>
>>> But seriously it is a nice tool in max... I agree it would be nice to
>>> have
>>>
>>>
>>> Simon Reeves
>>> London, UK
>>> *[email protected]*
>>> *www.simonreeves.com*
>>> *
>>> *
>>>
>>>
>>> On 18 July 2013 11:44, Simon Reeves <[email protected]> wrote:
>>>
>>>> hitchcock style!
>>>>
>>>>
>>>>
>>>> On 18 July 2013 11:43, Eugen Sares <[email protected]> wrote:
>>>>
>>>>>  Adjusting the FOV "zooms" what the camera sees at the same time, so
>>>>> you have to compensate back by actually changing the camera's z position.
>>>>> This tool would do that automatically, so the "observed" size of the
>>>>> objects remain, but, well, the perspective changes.
>>>>>
>>>>>
>>>>> Am 18.07.2013 12:29, schrieb patrick nethercoat:
>>>>>
>>>>> How is what you want different from just adjusting the FOV?
>>>>>
>>>>>
>>>>> On 18 July 2013 11:22, Eugen Sares <[email protected]> wrote:
>>>>>
>>>>>> Guys,
>>>>>> anyone knows of a tool to change only the perspective of a camera?
>>>>>> Something that combines a camera's FOV and it's zoom, so you just see
>>>>>> the lines converging more or less, interactively.
>>>>>> 3ds Max has this - we don't?
>>>>>> Thanks!
>>>>>> Eugen
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>
>>>
>>
>

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