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    Why error occurs when I start SketchyPhysics?

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    • B Offline
      bluto
      last edited by

      Hi,

      I have modeled a possible breakdown involving my work. SketchyPhysics plug-in is incredible to me to do this kind of work. However, I do not know why error raises when I press Run button to start SketchyPysics2 (It causes GoogleSketchup crash). The link below contains the two files:

      T13 v16 Origin: runs without errors
      T13 v16 Errors: error occurs
      http://www.mediamax.com/dinhcongphuc/Hosted/SKPError

      The only difference between the two files is that in "T13 V16 Errors" I explode and array the scaffolding (in blue).

      I have tried hard to change the model aimed at finding the error, however, it is hopless.

      Please give me a hand with this error!

      Thanks a lot,

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      • S Offline
        StarWarsKnower
        last edited by

        This is an annoying problem that I have, I'm not really quite sure either why it happens, but my guess is that it has too many object or too much detail in the objects for SP to handle. This isn't Havok, so it can't move loads of complicated objects, it just simply isn't powerful enough. But as I say, I'm not completely sure, I would ask Chris, (the creator) he will know.

        Mike

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        • B Offline
          bluto
          last edited by

          I think the problem is not the object quantities, because my real model has three times more than the model that I posted here. Without the scaffolding (in blue), it works well. The error occurs only when I add scaffolding and array it.

          Furthermore, If I array the scaffolding but move it outside the bridge, it works well, too. It means this error does not depend on object quantities..?

          Maybe too many objects overlap each other? Thus, the algorithm of Sketchy causes crash?

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          • L Offline
            LilDood
            last edited by

            I think Sketchyphysics might have problems with arraying thing, i know it has problems with scaling but i'm unsure about array, try copy and pasting them and see if you still get the error.

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            • C Offline
              CPhillips
              last edited by

              Wow. Sorry about the crash bug. ๐Ÿ˜ž I took a look in a debugger and I am not sure why it is crashing. It is failing somewhere in the physics engine and I don't have source for that.

              It might be the total number of objects or something else. Let me know if you find a way to fix it.

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              • B Offline
                bluto
                last edited by

                ๐Ÿค“
                Your opinion seems true about copy and array commands.
                If it is true, I have to spend nearly one week to copy, paste, move...

                However, I will try to copy, paste, move some typical elements in the hope that it works.

                ๐Ÿ˜ฎ

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                • B Offline
                  bluto
                  last edited by

                  Only SketchyPhysics could help me now, thus, I keep going with SP. Could you explain to me some parameters as below (how they affect the model):

                  • defaultobjectdensity
                  • framerate
                  • gravity
                  • worldscale

                  I set the gravity to 100, I see my model much more real than before ๐Ÿ˜„

                  In addition, I divide the whole scenario into several phases, so that if I want to animate phase n, I have to move and rotate elements in accordance with phase n-1 using SketchyPhysics. My question is that could I stop the animation and save as a scene like the way Sketchup does in stead of moving elements?

                  Today is a happy day of mine, I have finished 80% of the modelling work.

                  Thanks in advance,

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                  • C Offline
                    CPhillips
                    last edited by

                    @bluto said:

                    Only SketchyPhysics could help me now, thus, I keep going with SP. Could you explain to me some parameters as below (how they affect the model):

                    • defaultobjectdensity
                    • framerate
                    • gravity
                    • worldscale

                    -Density is how heavy the objects will be. Not much use yet.
                    -Framerate is the number of steps of the simulation to take before updating the view. Higher numbers will make things seem to happen faster. Values less than 1 do nothing. Each step is supposed to represent 1/60 of a second in real time.
                    -Gravity is exactly what says. 1.0 =1g.
                    -World scale is the value that everything is scaled by when it is passed to the physics engine. To be "real world" value should be 39 (inches to meters). But if you use that it will move very slow (due to the time step being in 1/60ths of a second). I made the default 9 because that "felt right".

                    You can stop animation and save by pressing the Play button to pause the simulation and then saving.

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                    • B Offline
                      bluto
                      last edited by

                      SketchyPhysics is incredible ๐Ÿ‘

                      I almost finish my complicated work that I thought I could not do.
                      Due to the movie is confidential, so that, I can not post now. I will
                      post it as soon as possible (really impressive and complicated).

                      At present, I have a problem involving movie render. Sketchup display is
                      quite dark when recording, therefore, the movie seems too dark. I have tried
                      to turn on "shadow function" to light up the model but it becomes really low speed.

                      Do you have another way to make the movie more bright?

                      Thanks in advance,

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                      • B Offline
                        bluto
                        last edited by

                        How great SketchyPhysics is! (With Philips' help certainly ๐Ÿ’š )
                        I just divide the whole into several scenes and set up connections for each scene in order to get desired animation.

                        Please keep an eye on this topic, I have been working days and nights on this model.

                        ๐Ÿ˜„

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