[Ves] Rotating 3D Model On a Single Axis Alone

[Pat Marion]

The VES library does not use VTK, so you will not find a vtkTransform
pointer in VES.  But the kiwi library does.  See
vesKiwiDataRepresentation::setTransformOnActor().

Pat

On Mon, Feb 18, 2013 at 3:55 AM, shamsudheen <shamsutk87 at gmail.com> wrote:

> Thanks again for your quick and effective reply.
>
> Importing *#include **<vtkTransform.h>* in my VES project giving an error
> as *vtkCommonTransformsModule.h not found in **vtkTransform.h*.
> *
> *
> There is no VES classes returning vtkTransform pointer to me.
>
> Could you please explain little-bit.
>
>
> *Note:*
>
> Actually I have done the single access rotation in X axis without
> effecting/reseting the Y-Axis.
>
> I have just modified the *currentTranslation.x*, *currentTranslation.**y* with
> my own logic in the below method/guesture and it worked fine
>
>  *handleSingleTouchPanGesture  self->renderer.app->
> handleSingleTouchPanGesture(currentTranslation.x, currentTranslation.y);*
> *
> *
> However Im looking for the *Communication with VES and VTK* (iOS and
> Windows).
>
> My plan is to rotate a 3D model in widows pc while iOS app rotate the same
> 3D model in iPad.
>
> So Im unable to use *currentTranslation.x, currentTranslation.y in VTK
> (windows)*
> *
> *
> The only way to get the rotation angle.
>
> So I have looked for another method vesActor->setRotation(vector);.
> However it resetting my Y axis previous rotation state while rotating
> X-axis.
> *
> *
>
> *Note*: have just used   *bool loadDataset(const std::string& filename);* method
> to load my 3D file.this is a* *vesKiwiViewerApp.h class method.
>
>
> *Thanks.*
>
> On Feb 17, 2013, at 12:29 AM, Pat Marion wrote:
>
> I would use a vtkTransform.  It has the api you describe.
>
> http://www.vtk.org/doc/nightly/html/classvtkTransform.html
>
>
> Pat
>
> On Sun, Feb 17, 2013 at 9:47 AM, shamsudheen <shamsutk87 at gmail.com> wrote:
>
>>
>> Hi All,
>>
>> Im using *vesKiwiViewerApp* in my iOS application.
>>
>> In my code, Im trying to rotate my 3D model manually using the below code
>>
>>               vesVector4f rot ;
>>
>>         rot[0] = 1;
>> rot[0] = 0;
>> rot[0] = 0;
>>
>>         rot[3] = 90 * (M_PI/180.0);
>>
>>
>>         vesKiwiPolyDataRepresentation* polyDataRepresentation =
>> self->renderer.app->getKiwiPolyDataRepresentation(0);
>>
>>          vesSharedPtr<vesActor> vesActor =
>> polyDataRepresentation->actor();
>>
>>         vesVector3f center = vesActor->center();
>>
>>         vesActor->setRotation(vector);
>>
>>        [self scheduleRender];
>>
>>
>> This would rotate my model on a particular direction.However when I
>> change the axis ,the old rotated position is lost . Example code is given
>>  below
>>
>>         rot[0] = 0;
>> rot[0] = 1;
>> rot[0] = 0;
>>
>>         rot[3] = 90 * (M_PI/180.0);
>>
>> I cannot find any methods which I can use to rotate the object on a
>> single axis alone like
>> vesActor->rotateX(90); or
>> vesActor->rotateY(90) or
>> vesActor->rotateZ(90)
>>
>>  Are there any similar methods available in VES/Kiwi ?
>>
>>  Any help on this is appreciated
>>
>> Thanks .
>>
>>
>
>
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