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    Following a path?

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    • LinkCraft
      LinkCraft F last edited by

      The only way I can think to do this involves a ton of if statements.

      I have a robot car that can follow lines and I can take some photos and explain how it works when I get home.

      I will be home in about 4 ish hours

      1 Reply Last reply Reply Quote 1
      • M
        MikeDX last edited by

        you can write a routine to record touches to a file and then read that file back as xy coordinates into your path. pretty simple stuff. if i get into the right mindset I'll put an example together

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        • LinkCraft
          LinkCraft F last edited by

          Ya the more I think about it the more confused I get so just listen to @MikeDX

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          • Martin
            Martin Fuze Team last edited by

            The trouble is @SteveZX81 given the hint from Mike there, sure, I can think of a way to do this. I would have to work it out but you are going to just say it's too complicated because it involves maths.

            SteveZX81 1 Reply Last reply Reply Quote 1
            • SteveZX81
              SteveZX81 F @Martin last edited by

              @Martin said in Following a path?:

              The trouble is @SteveZX81 given the hint from Mike there, sure, I can think of a way to do this. I would have to work it out but you are going to just say it's too complicated because it involves maths.

              Sorry mate but you're right. Maths and I fell out in the mid 1970's and have never seen eye to eye since.

              1 Reply Last reply Reply Quote 0
              • D
                doumdoum F last edited by

                Inspired by Logo or Amal in Amos :
                I use 3 arrays to store variations in the path (speeds, angles and rpeats)
                rpeats[] is the delay before next movement.
                The UpdatePath function changes speed and rotation of the sprite when the counter reaches 0.
                And UpdateSprites() does all the job for us.
                FuzePath.jpg
                Can be improved with SetSpriteRotationSpeed().

                1 Reply Last reply Reply Quote 4
                • SteveZX81
                  SteveZX81 F last edited by

                  I actually got it working (but in the most horrendous and cringeworthy way possible) but yours is superb!

                  1 Reply Last reply Reply Quote 1
                  • M
                    Maxwello F last edited by

                    Ah, that's fab and even I can see exactly what's going on with that

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                    • Martin
                      Martin Fuze Team last edited by

                      Thats basically a nice implementation of what I was talking to you about earlier. And I swear I had not read that then !

                      You can ignore the 45 degree if you want, but why limit yourself? Add more angles!

                      1 Reply Last reply Reply Quote 1
                      • D
                        doumdoum F last edited by

                        For a galaxian or galaga like path, you can use SetSpriteRotationSpeed() instead of SetSpriteRotation().
                        Simply use small angles between -4.0 and 4.0.
                        If you feel adventurous, use Structures or Vectors.

                        I didn't see a SetSpriteAcceleration() command in the doc.
                        It would be very usefull for smooth movements as in supersprint ...

                        1 Reply Last reply Reply Quote 1
                        • SteveZX81
                          SteveZX81 F last edited by

                          A little peek at what I'm doing. I have something following one trace right now.

                          xevdev 1 Reply Last reply Reply Quote 2
                          • xevdev
                            xevdev F @SteveZX81 last edited by

                            @SteveZX81
                            I can't see it is there a video?

                            1 Reply Last reply Reply Quote 0
                            • SteveZX81
                              SteveZX81 F last edited by

                              yes its a small 9 second clip. not sure why it's not working for you.

                              1 Reply Last reply Reply Quote 0
                              • xevdev
                                xevdev F last edited by

                                It's on twitter I see it now

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                                • xevdev
                                  xevdev F last edited by

                                  I should say I can't see it here though

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                                  • xevdev
                                    xevdev F last edited by

                                    Yep I can see it thanks
                                    I once used a string to do a galaga type game for the aliens
                                    "llrrffss etc
                                    Each letter was
                                    L = turn left 5 deg
                                    R = turn right 5 deg
                                    F = go straight
                                    S = anything you want as in any letter could have a response _ fire or change response
                                    So like above just scrolled through the string and adjusted the sprite accordingly
                                    In your case as your only following a predefined path probably could reverse it to draw path that you are following.
                                    Using 90 deg but
                                    I found it was faster to type into a string than put in numbers and play animation

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                                    • D
                                      doumdoum F last edited by

                                      Yes, it's tedious to type numbers.
                                      Here's what you can do with only 6 numbers in arrays :
                                      FuzePathScreenShot.jpg
                                      And the code :
                                      FuzePathCode1.jpg
                                      FuzePathCode2.jpg

                                      1 Reply Last reply Reply Quote 3
                                      • M
                                        MikeDX last edited by

                                        If you share that project I will paste the code in here as text for you :)

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                                        • D
                                          doumdoum F last edited by

                                          Just shared it.

                                          1 Reply Last reply Reply Quote 2
                                          • SteveZX81
                                            SteveZX81 F last edited by

                                            That's really helpful, thank you so much doumdoum!

                                            1 Reply Last reply Reply Quote 0
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