[vtkusers] Update the data in vtk xy chart

[Gishara Indeewarie]

I mean the chart rendered on vtk render window.

On Fri, Mar 16, 2012 at 7:00 PM, Jothybasu Selvaraj <jothybasu at gmail.com>wrote:

> What do you mean by "output"?
>
> Jothy
>
>
> On Fri, Mar 16, 2012 at 12:57 PM, Gishara Indeewarie <gish.777 at gmail.com>wrote:
>
>> Hi jothy,
>> I am doing the exact same way, but I don't get any output if I use
>> ClearPlots() .
>>
>>
>> On Fri, Mar 16, 2012 at 6:14 PM, Jothybasu Selvaraj <jothybasu at gmail.com>wrote:
>>
>>> First ClearPlots()
>>>
>>> then use AddPlot() to add the new lines like
>>>
>>> vtkPlot *line = this->chart->AddPlot(vtkChart::LINE);
>>>  line->SetInput(table, 0, 1);
>>>
>>> table contains your new value.
>>>
>>> Then Render()
>>>
>>> Jothy
>>>
>>>
>>>
>>> On Fri, Mar 16, 2012 at 12:39 PM, Gishara Indeewarie <gish.777 at gmail.com
>>> > wrote:
>>>
>>>> Thanks a lot Jothy. But when I call  vtkChartXY::ClearPlots()  , I dont
>>>> get any output.
>>>> If I did not call it, I get a new window each time I update the data.
>>>> I am using vtk mfc renderer to render data.
>>>>
>>>>
>>>> On Fri, Mar 16, 2012 at 6:05 PM, Jothybasu Selvaraj <
>>>> jothybasu at gmail.com> wrote:
>>>>
>>>>> call vtkChartXY::ClearPlots() then Render() after adding new data.
>>>>>
>>>>> Jothy
>>>>>
>>>>>
>>>>>
>>>>> On Fri, Mar 16, 2012 at 12:25 PM, Gishara Indeewarie <
>>>>> gish.777 at gmail.com> wrote:
>>>>>
>>>>>> Hi all,
>>>>>>
>>>>>> I am using vtk xy chart example (
>>>>>> http://www.vtk.org/Wiki/VTK/Examples/Cxx/Plotting/LinePlot) to plot
>>>>>> a graph.
>>>>>> I want to update the data inside the graph every time user presses a
>>>>>> button.
>>>>>> (I am using different data sets)
>>>>>> I followed the following thread, but with no luck.
>>>>>>
>>>>>> http://vtk.1045678.n5.nabble.com/How-to-get-output-of-vtkChartXY-on-existing-render-window-td5526899.html
>>>>>>  .
>>>>>> As soon as I start the interactor the window get crashed when
>>>>>> closing.
>>>>>> Please suggest me how can I achieve this.
>>>>>> Thanks a lot.
>>>>>>
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>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Jothy
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Gish
>>>>
>>>
>>>
>>>
>>> --
>>> Jothy
>>>
>>>
>>
>>
>> --
>> Gish
>>
>
>
>
> --
> Jothy
>
>


-- 
Gish
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