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    Arc vector graphics for showing stereo widening

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    • FortuneF
      Fortune
      last edited by Fortune

      Hey Hise family.

      Here is a vectorized pan knob in the below. How can we turn it a stereo widener knob with 3 arcs right and 3 arcs left (similar approach example image is in the below)?

      When the knob is in the middle, right and left arcs will be drawn half.
      When the knob is max, right and left arcs are full
      When the knob is min, only a line in the center

      HiseSnippet 2391.3ocsYEtaaibDlzwLs1sN3th9qBTf8zOJnxIKK4jzqMFA01x12o6hiErbSuCAAoqHWJsmI4JPtz15L7aReH5iPQ+Ueb5aP6L6RJtThx4fwcxADjytyreyryL6rSFjH7XoohDK6MtX1Tlk8u1Y3rX4jdSn7Xq9GYY+DmSooRVBQS5vYSoooLeKa6G8kHA6MV2R86+9WNjFRi8Xkj9t8eqf6wdMOhKKoNX+ugGFdB0mcAOxX1Oe+9dh3dhPQFfmG4zwZJ06R5X1an3zVywx9wG6ykhjgRpjkZYu9gB+YCmHtNVO+2xS4iBY3GcsFBBRS9DQnOhXjpUuI7P+AE5cpEHkAkVgGosB+VmS4974zKsFehZ.RIGl1C60pBuGUAdcMgWGC3UCjrMfz5ZH8oNC8R3Skkif34W4zOF1bBnfY2DJ54Zs10+FmdBXFwx1QzKYmj.eLmC2m2oSKB7n4daso9uc1gzKgAvm7MwhQasIONjGyHAYwdRtHlbIPc.MlE5FCaJsH2zhLqEQL56at0l2t0lD3WnviFRfcRYhHbOMs7uHuhTfFpu+hxoY9j0OKlXJCU4orDImkB3O5qGd1abIZ1xWR7Wiq49xIMdIBl1p2aYL3DFe7DY9n5OLGlFFJttG7bD3wkBSqQuPN7VKxWItB78+CjiRniGyiG2vjsT5Ur9wCRX.HAljIYLygi3w4qH7VkAn2TL.8FM86pp84Fr19TIssOKflEJeKMLiAlPjOSR6UCKSML0dpMzAT4DW8Fc4xnetyNC.+aIIQjIgc6phCs+3nmqGzsvUvcbS8DM1CJeC8i.G7jRJjwnnzQ2tct4jSN7.7ul6QVA+Gj3YP3JZBIVjDQC4+.yuvT3JmvSaOloMDtMIaSJn3pL+MaR1obVtJKecyphwu.A69Ec92+SBOlbN0m3t6f967rlUQDHtyER.HmBV21RALQNMN0E3rPjESMQ.YEvPnWsjd7zb4rBNN.1+.tdWIl0t5M2Y2VFJRtKNP886sBSpRhPzrHA3iQ7ExxgG2VOpawx1pB.LUmUIWL3gHEfqSzTVbp4RQS7pYo1tKn6e70qxZgJLA9GJ0TIMAbaUF8p1N0HmED.tbfoa21uXOM2cIm.H5BwT09a6Wn9DS0kVke.uWLAx.DCoZAAzocm+7dKMi+FtM.i1scGvkZW34SqvXEUXEpyoPVYRZVBiLSjQTYRTp1Tvg5yJmoZaVGY21KjQSbWoABx95kEhFeTNrX+bCDI.Rdpn4kkj.IF.0.79ppUvzma011zH9445mIsmtnm7dlpI.kn4JGtr+.KQnWSheB85TBk.YTlA3hpObQDrruhIfTAYPnh6bhsVDjcZ2s4hn3.e+B4RtlC6X3Gi4WwhARPnEELQbYJr7nPRw.9bKlaGR61sI69zA8aZJRycC3fLHSk66L23aQV5KkuR4auuJxaUpml6q+jrNcpQ3yWBv7nxK+knFC9Dm.Ul49tN2Dj+qEoK362h7L0SS5EIdTKiayRBekJOjay2apIEAtwrqIQL4DA3UxjYIw4AxfSKymLRjE6mVtI4I.GUOLBG7OpycGcYwHk7Tjl1K.IGpDm6BHcI+CsyXgGhaVJK+CPlpXF5HnH.LwF8JA2mbMimfvGAMTQPSyDanrTmzZ.kVyg3RVsERXTeL8pe6txB2x0kiXAX8ZTLKfpXFxH1D5Ub3PWx0S.OdLKSJKDspTxTwzrov9QbF3luzw9mJ.SQQQQkm6yf.G4xm8yCzi.om.sg4aXVts5QG.LwBmTFYc5f4YlhvkjnjPUdJMm9P4zEG+uvo+FVu6pwnwCH4PzWjA0gqJwq4sldCE9T4kW8gqVXgbaXV3UiEOTTMszB7TQH0NUuIz3wL+pHu9M74lWvCa78Za6UI+uOGRy.WJijkB9pvmzwhXn9bTLPp4oSEIxZzeXziJ37UjxU9agbra2UcRPIwuauEsgKAiTnd.tjeEWNKeOeDEtpBAx5W5FjfVi5AyPC9gyy6z4GcYcKKuxCsLTwJZ7NKtlebEDSro0B2P75tvIJXFixiZTJWyZPC65B2Y04ap44Vm+9mWCxasnJWg.ZUV1FrjlzeLHXlQ.nZqMsHuGPVoRoUYD7Hmi8OaoXwEzzEbSKLgJ++ROfkmT0Hph0aYcpbOILu7I7BM4mzT6Tyfa1BUmjvTSs075JojQvVWfpmGsHixjpTo5gEwgypUXPICL3PKVhYVrhLv4k.K4Qv3kTCxAJbI3Un24XqeTDChakrvYtqTyU3KWekI7wiYIo4mgpu5cwBuh0ptTQKjH8tEtoZouj9nbi67eWQ2Dvm.4ToxWGuR2qL5gPCfPiVX3LVmA73V0Mado5c88YzuCt1uba8azazjLSD+xN.n.qPdqKtT05hxkEquuqwEhGi2CMZpHF9vsgZzFZC6hs6PDqFsmVwb8J3pk1esroGfhT5lVIgONR9Fox3dmZgtWnnunrZIme7aUjTbtuAPeiPxNK1s4l2t4Fad2ljEGJHn1wxEXHKo1gwNzkbeL5FmEMBiTzJcwDsrWuZuvbVcuvLaUmm1tXLQQb+Xt7L3BkqpAdV4FSKK60xQELUopqYaUz0Lzeyh6C.wA1QrTnsr0iudeqE47I4bNLj6yRTr9KbT6A0v7es+QPtZrwc4XorkU.siXWw8X513sgyQrzKkhoJvluyaYu48C2afWr+OvZMCewGdQEn.h6w9ZPXoCWLoX1cJjMafV0FcYY+6bVUitrhTM28w+i+m9GD3YJbKCv+jOpE6l4Vq8+98mU9gX+.dXTJjvZZ+H5XPH+dmaGb9Ye8w8t3Cmb1qO53yu6vPZLTOY6o.lx0ZsInPicr2E9B7CGhxIsbi4uuejvmg1PvdlqOEcl9eo0m4MpFR2OcHbxpY+rSyBB32ftcuF312OjMPfUDHLDD1O6k5U6m3bpvGqMnZqiw9kmO.JCy90h8jEq1Xl45+SV+j+wBwO0Y.W5ModLtVMXDC49Y.i4cgeKmiCBfapTBv0cN4a+4ok6V59aNFpAKA2ycdC3OA2ZxigEo.QiXNL60PGe82cvuQK.Tlnu5CLJIevtEwa3fcKFzJh5kH9P9wjXe9+kJJ.lhU+Wbrgyo32j4oXbbf6ci9d7O34gp+1PBv54Y2G.OO6Avyye.77hG.O+wG.OewCfm+z8xC9+1yAYRQjNb.HL3XUpda6iiofmkxKz5+CFhMXf
      

      alt text

      ustkU 1 Reply Last reply Reply Quote 0
      • ustkU
        ustk @Fortune
        last edited by

        @Fortune Have a look at the vectorized knob (⅔ of the page)
        https://docs.hise.audio/tutorials/recipes/ui/scriptpanel.html

        Can't help pressing F5 in the forum...

        FortuneF 1 Reply Last reply Reply Quote 1
        • FortuneF
          Fortune @ustk
          last edited by Fortune

          @ustk Thank you for that, yes I saw that.

          But I really can't figure out the arc start and ending offset trigonometry here.

          ustkU 1 Reply Last reply Reply Quote 0
          • ustkU
            ustk @Fortune
            last edited by ustk

            @Fortune I’m not at my computer. Start trying to figure it out on a sheet of paper first

            Hint: you can do 2 arcs (left and right) which is the easy way, or just one arc that is covered in the middle (in the case you want that gap we see in the image) which is a bit harder because the starting point is mobile

            Hint2: the top of the trigonometric circle is PI/2, this is your « fixed starting point » in the 2 arcs solution (plus/minus any gap you might want).

            Can't help pressing F5 in the forum...

            FortuneF 1 Reply Last reply Reply Quote 4
            • FortuneF
              Fortune @ustk
              last edited by

              @ustk Thanks for the advice. Yes the PI/2 is the key and it works here!

              1 Reply Last reply Reply Quote 0
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