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    Getting data from SplineData

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    • H Offline
      Helper
      last edited by

      THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

      On 08/12/2004 at 04:03, xxxxxxxx wrote:

      User Information:
      Cinema 4D Version:   9 
      Platform:      
      Language(s) :     C++  ;

      ---------
      Hi list, i'm in trouble to get data from a SplineData panel.

      spdata=data->GetCustomDataType(PATHDEFORMER_SCALE, CUSTOMDATATYPE_SPLINE);
      if (!spdata)
      {
          GePrint("spdata is null");
          return TRUE;
      }

      Vector punto=spdata->GetPoint(.5);

      spdata is always null, so i wrong to do that.
      What's the method to get wonderful data from a Spline panels?

      I know that my english is very bad, but i hope that someone understand what i mean.

      Best Regards
      Renato T.

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      • H Offline
        Helper
        last edited by

        THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

        On 08/12/2004 at 04:04, xxxxxxxx wrote:

        the code that i wrote is this.. replace first line wuth this.

        spdata=(SplineData* ) data->GetCustomDataType(PATHDEFORMER_SCALE, CUSTOMDATATYPE_SPLINE);

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        • H Offline
          Helper
          last edited by

          THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

          On 08/12/2004 at 12:36, xxxxxxxx wrote:

          Any help?

          Renato T.

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          • H Offline
            Helper
            last edited by

            THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

            On 08/12/2004 at 13:21, xxxxxxxx wrote:

            Did you create the spline and store it? If it isn't created it cannot be accessed. I do this in the Init() function. The rest of your code seemed fine.

            // Set Spline Data
            GeData d ( CUSTOMDATATYPE_SPLINE, DEFAULTVALUE );
            SplineData *p = (SplineData* ) d.GetCustomDataType( CUSTOMDATATYPE_SPLINE );
            if ( p )
            {
            p->MakeLinearSpline( 2 );
            p->InsertKnot( 0.25, 0.0, TRUE );
            p->InsertKnot( 0.75, 1.0, TRUE );
            p->SetRound( 0.0 );
            }
            data->SetData( YOUR_PARAMETER_ID, d );

            darf

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            • H Offline
              Helper
              last edited by

              THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

              On 08/12/2004 at 15:00, xxxxxxxx wrote:

              Darf, thank, now cinema is not crashing 🙂 but, how i can get y value from x value?

              i tried with spline->GetPoint(real); but it return a 0,0,0 vector.

              thanks for your precious infos
              Renato T.

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              • H Offline
                Helper
                last edited by

                THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

                On 08/12/2004 at 16:31, xxxxxxxx wrote:

                Ok Darf, all ok 🙂

                cheers
                Renato T.

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                • H Offline
                  Helper
                  last edited by

                  THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

                  On 12/12/2004 at 13:27, xxxxxxxx wrote:

                  Dwarf,

                  your help make my code working but don't initialize anything. Where i can find an example code for that?

                  In sdk i don't found anything that help me to use correct this panel.
                  Thank
                  Renato T.

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                  • H Offline
                    Helper
                    last edited by

                    THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

                    On 14/12/2004 at 07:39, xxxxxxxx wrote:

                    Sorry for not getting back, the forum must forward emails to the old bhodinut account.

                    The code I offered works for initializing the the spline data ( that is how NICKL works ). Can you create an example project and post it?

                    Erhmm... I have never been considered a dwarf before. It's darf, no matter what certain MAXON employees say. 9-)

                    darf

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                    • H Offline
                      Helper
                      last edited by

                      THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

                      On 14/12/2004 at 21:02, xxxxxxxx wrote:

                      Hi Darf, thanks.

                      here the code for Init:

                      GeData d ( CUSTOMDATATYPE_SPLINE, DEFAULTVALUE );
                           SplineData *p = (SplineData* ) d.GetCustomDataType( CUSTOMDATATYPE_SPLINE );
                           if ( p )
                           {
                                p->MakeLinearSpline( 2 );
                                p->InsertKnot( 0.0, 1.0, TRUE );
                                p->InsertKnot( 1.0, 1.0, TRUE );
                                p->SetRound( 0.0 );
                           }
                           data->SetData( PATHDEFORMER_SCALE, d );

                      and here i read data:

                      SplineData *spdata=NULL;
                           spdata=(SplineData* ) data->GetCustomDataType(PATHDEFORMER_SCALE, CUSTOMDATATYPE_SPLINE);

                      and..

                      spliney=spdata->GetPoint(o);
                      to get yspline value from (0<o<1)

                      -----------------------------------------
                      it work, but when i try to reset splinedata from the editor, all points disappear.. i thought that a precedent initialization was usefull to set default value.

                      Any help?

                      Thanks
                      Renato

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                      • H Offline
                        Helper
                        last edited by

                        THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

                        On 15/12/2004 at 16:52, xxxxxxxx wrote:

                        Spline Datatypes reset to no points. I am not sure if there is way to get around that unless you write your spline datatype.

                        darf

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                        • H Offline
                          Helper
                          last edited by

                          THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

                          On 15/12/2004 at 17:17, xxxxxxxx wrote:

                          Uhm..
                          i think that i no wrote spline datatype

                          i'm a very starter, could you be more precise?

                          Thanks
                          Renato T.

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                          • H Offline
                            Helper
                            last edited by

                            THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

                            On 15/12/2004 at 17:56, xxxxxxxx wrote:

                            p->MakeLinearSpline( -1 );
                            p->InsertKnot( 0.0, 1.0, TRUE );
                            p->InsertKnot( 1.0, 1.0, TRUE );

                            Ok, now it work like i need.

                            Testing... 🙂

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                            • H Offline
                              Helper
                              last edited by

                              THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

                              On 15/12/2004 at 19:59, xxxxxxxx wrote:

                              Uhh, -1, is that a default value I don;t know about? That value is the number of points to allocate me thinks. I am not sure. I offered the only code for the C4D internal spline datatype. The custom spline datatype I was referrring to would be completely written by you. The internal spline type is very limited IMHO.

                              darf

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                              • H Offline
                                Helper
                                last edited by

                                THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

                                On 17/12/2004 at 17:13, xxxxxxxx wrote:

                                Darf,

                                With this my spline was initialized with 2 point and make a corretc default curve.

                                Anyway, the probs is my english. For me is hard to understand.

                                Thanks for your help
                                Renato T.

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                                • H Offline
                                  Helper
                                  last edited by

                                  THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

                                  On 17/12/2004 at 19:04, xxxxxxxx wrote:

                                  Problem solved?

                                  darf

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                                  • H Offline
                                    Helper
                                    last edited by

                                    THE POST BELOW IS MORE THAN 5 YEARS OLD. RELATED SUPPORT INFORMATION MIGHT BE OUTDATED OR DEPRECATED

                                    On 17/12/2004 at 19:43, xxxxxxxx wrote:

                                    Yes, now when i start plugin the spline are like i need.

                                    thanks
                                    Renato T.

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