From deb1a919401b89a0da7dcfec9ecb88b17dc30b28 Mon Sep 17 00:00:00 2001
From: manuel <manuel@mausz.at>
Date: Tue, 12 Jan 2021 15:36:08 +0100
Subject: glasslathe: add acceleration visualization

---
 linz/glasslathe/scurve/calc.cpp   |   78 ++
 linz/glasslathe/scurve/chart.js   | 1597 +++++++++++++++++++++++++++++++++++++
 linz/glasslathe/scurve/index.html |   17 +
 linz/glasslathe/scurve/style.css  |   38 +
 4 files changed, 1730 insertions(+)
 create mode 100644 linz/glasslathe/scurve/calc.cpp
 create mode 100644 linz/glasslathe/scurve/chart.js
 create mode 100644 linz/glasslathe/scurve/index.html
 create mode 100644 linz/glasslathe/scurve/style.css

diff --git a/linz/glasslathe/scurve/calc.cpp b/linz/glasslathe/scurve/calc.cpp
new file mode 100644
index 0000000..1371577
--- /dev/null
+++ b/linz/glasslathe/scurve/calc.cpp
@@ -0,0 +1,78 @@
+#include "stdio.h"
+#include <cmath>
+#include <algorithm>
+
+struct {
+  int direction = 0;
+  int frequency = 0;
+  int potValue  = 1023;
+} current, target;
+
+const int frequency_max = 6000;
+int newPotValue;
+bool timer_enabled = false;
+
+int x = 0;
+bool loop()
+{
+  const int step_delay = 300;
+  if (current.frequency != target.frequency || current.direction != target.direction)
+  {
+    if (!timer_enabled && target.frequency != 0)
+    {
+      timer_enabled = true;
+      fprintf(stderr, "enable motor\n");
+      x += step_delay;
+      printf("[%d, %d],\n", x, 0);
+    }
+
+    /*int step = (current.potValue < 20) ? 1
+      : (current.potValue < 100) ? 2
+      : (current.potValue < 300) ? 3
+      : (current.potValue < 400) ? 5
+      : (current.potValue < 500) ? 10
+      : 20;*/
+    int step = (current.frequency > 5000) ? 1
+      : (current.frequency > 4500) ? 2
+      : (current.frequency > 4000) ? 5
+      : (current.frequency > 3000) ? 10
+      : (current.frequency > 1000) ? 25
+      : 50;
+    int frequency = (current.direction == target.direction) ? target.frequency : 0;
+    step = std::min(abs(frequency - current.frequency), step);
+    if (frequency < current.frequency)
+      step *= -1;
+    current.frequency += step;
+
+    x += step_delay;
+    printf("[%d, %d],\n", x, current.frequency);
+
+    if (current.frequency == 0 && current.direction != target.direction)
+    {
+      timer_enabled = false;
+      current.direction = target.direction;
+      fprintf(stderr, "disable motor. changed direction to %d\n", current.direction);
+      x += step_delay;
+      printf("[%d, %d],\n", x, 0);
+    }
+  }
+  else if (timer_enabled && target.potValue == 0)
+  {
+    timer_enabled = false;
+    fprintf(stderr, "disable motor\n");
+    x += step_delay;
+    printf("[%d, %d],\n", x, 0);
+  }
+  else
+    return false;
+  return true;
+}
+
+
+int main(int argc, char *argv[])
+{
+  target.frequency = frequency_max;
+  target.potValue = 1023;
+  while(loop());
+  return 0;
+}
diff --git a/linz/glasslathe/scurve/chart.js b/linz/glasslathe/scurve/chart.js
new file mode 100644
index 0000000..70259af
--- /dev/null
+++ b/linz/glasslathe/scurve/chart.js
@@ -0,0 +1,1597 @@
+Highcharts.chart('container', {
+    chart: {
+    },
+    xAxis: {
+        title: {
+            text: 'time'
+        }
+    },
+    yAxis: {
+        title: {
+            text: 'frequency'
+        },
+        min: 0
+    },
+
+    plotOptions: {
+        series: {
+            marker: {
+                enabled: false
+            }
+        }
+    },
+
+    colors: ['#6CF', '#39F', '#06C', '#036', '#000'],
+
+    // Define the data points. All series have a dummy year
+    // of 1970/71 in order to be compared on the same x axis. Note
+    // that in JavaScript, months start at 0 for January, 1 for February etc.
+    series: [{
+        name: "Winter 2014-2015",
+        data: [
+[300, 0],
+[600, 50],
+[900, 100],
+[1200, 150],
+[1500, 200],
+[1800, 250],
+[2100, 300],
+[2400, 350],
+[2700, 400],
+[3000, 450],
+[3300, 500],
+[3600, 550],
+[3900, 600],
+[4200, 650],
+[4500, 700],
+[4800, 750],
+[5100, 800],
+[5400, 850],
+[5700, 900],
+[6000, 950],
+[6300, 1000],
+[6600, 1050],
+[6900, 1075],
+[7200, 1100],
+[7500, 1125],
+[7800, 1150],
+[8100, 1175],
+[8400, 1200],
+[8700, 1225],
+[9000, 1250],
+[9300, 1275],
+[9600, 1300],
+[9900, 1325],
+[10200, 1350],
+[10500, 1375],
+[10800, 1400],
+[11100, 1425],
+[11400, 1450],
+[11700, 1475],
+[12000, 1500],
+[12300, 1525],
+[12600, 1550],
+[12900, 1575],
+[13200, 1600],
+[13500, 1625],
+[13800, 1650],
+[14100, 1675],
+[14400, 1700],
+[14700, 1725],
+[15000, 1750],
+[15300, 1775],
+[15600, 1800],
+[15900, 1825],
+[16200, 1850],
+[16500, 1875],
+[16800, 1900],
+[17100, 1925],
+[17400, 1950],
+[17700, 1975],
+[18000, 2000],
+[18300, 2025],
+[18600, 2050],
+[18900, 2075],
+[19200, 2100],
+[19500, 2125],
+[19800, 2150],
+[20100, 2175],
+[20400, 2200],
+[20700, 2225],
+[21000, 2250],
+[21300, 2275],
+[21600, 2300],
+[21900, 2325],
+[22200, 2350],
+[22500, 2375],
+[22800, 2400],
+[23100, 2425],
+[23400, 2450],
+[23700, 2475],
+[24000, 2500],
+[24300, 2525],
+[24600, 2550],
+[24900, 2575],
+[25200, 2600],
+[25500, 2625],
+[25800, 2650],
+[26100, 2675],
+[26400, 2700],
+[26700, 2725],
+[27000, 2750],
+[27300, 2775],
+[27600, 2800],
+[27900, 2825],
+[28200, 2850],
+[28500, 2875],
+[28800, 2900],
+[29100, 2925],
+[29400, 2950],
+[29700, 2975],
+[30000, 3000],
+[30300, 3025],
+[30600, 3035],
+[30900, 3045],
+[31200, 3055],
+[31500, 3065],
+[31800, 3075],
+[32100, 3085],
+[32400, 3095],
+[32700, 3105],
+[33000, 3115],
+[33300, 3125],
+[33600, 3135],
+[33900, 3145],
+[34200, 3155],
+[34500, 3165],
+[34800, 3175],
+[35100, 3185],
+[35400, 3195],
+[35700, 3205],
+[36000, 3215],
+[36300, 3225],
+[36600, 3235],
+[36900, 3245],
+[37200, 3255],
+[37500, 3265],
+[37800, 3275],
+[38100, 3285],
+[38400, 3295],
+[38700, 3305],
+[39000, 3315],
+[39300, 3325],
+[39600, 3335],
+[39900, 3345],
+[40200, 3355],
+[40500, 3365],
+[40800, 3375],
+[41100, 3385],
+[41400, 3395],
+[41700, 3405],
+[42000, 3415],
+[42300, 3425],
+[42600, 3435],
+[42900, 3445],
+[43200, 3455],
+[43500, 3465],
+[43800, 3475],
+[44100, 3485],
+[44400, 3495],
+[44700, 3505],
+[45000, 3515],
+[45300, 3525],
+[45600, 3535],
+[45900, 3545],
+[46200, 3555],
+[46500, 3565],
+[46800, 3575],
+[47100, 3585],
+[47400, 3595],
+[47700, 3605],
+[48000, 3615],
+[48300, 3625],
+[48600, 3635],
+[48900, 3645],
+[49200, 3655],
+[49500, 3665],
+[49800, 3675],
+[50100, 3685],
+[50400, 3695],
+[50700, 3705],
+[51000, 3715],
+[51300, 3725],
+[51600, 3735],
+[51900, 3745],
+[52200, 3755],
+[52500, 3765],
+[52800, 3775],
+[53100, 3785],
+[53400, 3795],
+[53700, 3805],
+[54000, 3815],
+[54300, 3825],
+[54600, 3835],
+[54900, 3845],
+[55200, 3855],
+[55500, 3865],
+[55800, 3875],
+[56100, 3885],
+[56400, 3895],
+[56700, 3905],
+[57000, 3915],
+[57300, 3925],
+[57600, 3935],
+[57900, 3945],
+[58200, 3955],
+[58500, 3965],
+[58800, 3975],
+[59100, 3985],
+[59400, 3995],
+[59700, 4005],
+[60000, 4010],
+[60300, 4015],
+[60600, 4020],
+[60900, 4025],
+[61200, 4030],
+[61500, 4035],
+[61800, 4040],
+[62100, 4045],
+[62400, 4050],
+[62700, 4055],
+[63000, 4060],
+[63300, 4065],
+[63600, 4070],
+[63900, 4075],
+[64200, 4080],
+[64500, 4085],
+[64800, 4090],
+[65100, 4095],
+[65400, 4100],
+[65700, 4105],
+[66000, 4110],
+[66300, 4115],
+[66600, 4120],
+[66900, 4125],
+[67200, 4130],
+[67500, 4135],
+[67800, 4140],
+[68100, 4145],
+[68400, 4150],
+[68700, 4155],
+[69000, 4160],
+[69300, 4165],
+[69600, 4170],
+[69900, 4175],
+[70200, 4180],
+[70500, 4185],
+[70800, 4190],
+[71100, 4195],
+[71400, 4200],
+[71700, 4205],
+[72000, 4210],
+[72300, 4215],
+[72600, 4220],
+[72900, 4225],
+[73200, 4230],
+[73500, 4235],
+[73800, 4240],
+[74100, 4245],
+[74400, 4250],
+[74700, 4255],
+[75000, 4260],
+[75300, 4265],
+[75600, 4270],
+[75900, 4275],
+[76200, 4280],
+[76500, 4285],
+[76800, 4290],
+[77100, 4295],
+[77400, 4300],
+[77700, 4305],
+[78000, 4310],
+[78300, 4315],
+[78600, 4320],
+[78900, 4325],
+[79200, 4330],
+[79500, 4335],
+[79800, 4340],
+[80100, 4345],
+[80400, 4350],
+[80700, 4355],
+[81000, 4360],
+[81300, 4365],
+[81600, 4370],
+[81900, 4375],
+[82200, 4380],
+[82500, 4385],
+[82800, 4390],
+[83100, 4395],
+[83400, 4400],
+[83700, 4405],
+[84000, 4410],
+[84300, 4415],
+[84600, 4420],
+[84900, 4425],
+[85200, 4430],
+[85500, 4435],
+[85800, 4440],
+[86100, 4445],
+[86400, 4450],
+[86700, 4455],
+[87000, 4460],
+[87300, 4465],
+[87600, 4470],
+[87900, 4475],
+[88200, 4480],
+[88500, 4485],
+[88800, 4490],
+[89100, 4495],
+[89400, 4500],
+[89700, 4505],
+[90000, 4507],
+[90300, 4509],
+[90600, 4511],
+[90900, 4513],
+[91200, 4515],
+[91500, 4517],
+[91800, 4519],
+[92100, 4521],
+[92400, 4523],
+[92700, 4525],
+[93000, 4527],
+[93300, 4529],
+[93600, 4531],
+[93900, 4533],
+[94200, 4535],
+[94500, 4537],
+[94800, 4539],
+[95100, 4541],
+[95400, 4543],
+[95700, 4545],
+[96000, 4547],
+[96300, 4549],
+[96600, 4551],
+[96900, 4553],
+[97200, 4555],
+[97500, 4557],
+[97800, 4559],
+[98100, 4561],
+[98400, 4563],
+[98700, 4565],
+[99000, 4567],
+[99300, 4569],
+[99600, 4571],
+[99900, 4573],
+[100200, 4575],
+[100500, 4577],
+[100800, 4579],
+[101100, 4581],
+[101400, 4583],
+[101700, 4585],
+[102000, 4587],
+[102300, 4589],
+[102600, 4591],
+[102900, 4593],
+[103200, 4595],
+[103500, 4597],
+[103800, 4599],
+[104100, 4601],
+[104400, 4603],
+[104700, 4605],
+[105000, 4607],
+[105300, 4609],
+[105600, 4611],
+[105900, 4613],
+[106200, 4615],
+[106500, 4617],
+[106800, 4619],
+[107100, 4621],
+[107400, 4623],
+[107700, 4625],
+[108000, 4627],
+[108300, 4629],
+[108600, 4631],
+[108900, 4633],
+[109200, 4635],
+[109500, 4637],
+[109800, 4639],
+[110100, 4641],
+[110400, 4643],
+[110700, 4645],
+[111000, 4647],
+[111300, 4649],
+[111600, 4651],
+[111900, 4653],
+[112200, 4655],
+[112500, 4657],
+[112800, 4659],
+[113100, 4661],
+[113400, 4663],
+[113700, 4665],
+[114000, 4667],
+[114300, 4669],
+[114600, 4671],
+[114900, 4673],
+[115200, 4675],
+[115500, 4677],
+[115800, 4679],
+[116100, 4681],
+[116400, 4683],
+[116700, 4685],
+[117000, 4687],
+[117300, 4689],
+[117600, 4691],
+[117900, 4693],
+[118200, 4695],
+[118500, 4697],
+[118800, 4699],
+[119100, 4701],
+[119400, 4703],
+[119700, 4705],
+[120000, 4707],
+[120300, 4709],
+[120600, 4711],
+[120900, 4713],
+[121200, 4715],
+[121500, 4717],
+[121800, 4719],
+[122100, 4721],
+[122400, 4723],
+[122700, 4725],
+[123000, 4727],
+[123300, 4729],
+[123600, 4731],
+[123900, 4733],
+[124200, 4735],
+[124500, 4737],
+[124800, 4739],
+[125100, 4741],
+[125400, 4743],
+[125700, 4745],
+[126000, 4747],
+[126300, 4749],
+[126600, 4751],
+[126900, 4753],
+[127200, 4755],
+[127500, 4757],
+[127800, 4759],
+[128100, 4761],
+[128400, 4763],
+[128700, 4765],
+[129000, 4767],
+[129300, 4769],
+[129600, 4771],
+[129900, 4773],
+[130200, 4775],
+[130500, 4777],
+[130800, 4779],
+[131100, 4781],
+[131400, 4783],
+[131700, 4785],
+[132000, 4787],
+[132300, 4789],
+[132600, 4791],
+[132900, 4793],
+[133200, 4795],
+[133500, 4797],
+[133800, 4799],
+[134100, 4801],
+[134400, 4803],
+[134700, 4805],
+[135000, 4807],
+[135300, 4809],
+[135600, 4811],
+[135900, 4813],
+[136200, 4815],
+[136500, 4817],
+[136800, 4819],
+[137100, 4821],
+[137400, 4823],
+[137700, 4825],
+[138000, 4827],
+[138300, 4829],
+[138600, 4831],
+[138900, 4833],
+[139200, 4835],
+[139500, 4837],
+[139800, 4839],
+[140100, 4841],
+[140400, 4843],
+[140700, 4845],
+[141000, 4847],
+[141300, 4849],
+[141600, 4851],
+[141900, 4853],
+[142200, 4855],
+[142500, 4857],
+[142800, 4859],
+[143100, 4861],
+[143400, 4863],
+[143700, 4865],
+[144000, 4867],
+[144300, 4869],
+[144600, 4871],
+[144900, 4873],
+[145200, 4875],
+[145500, 4877],
+[145800, 4879],
+[146100, 4881],
+[146400, 4883],
+[146700, 4885],
+[147000, 4887],
+[147300, 4889],
+[147600, 4891],
+[147900, 4893],
+[148200, 4895],
+[148500, 4897],
+[148800, 4899],
+[149100, 4901],
+[149400, 4903],
+[149700, 4905],
+[150000, 4907],
+[150300, 4909],
+[150600, 4911],
+[150900, 4913],
+[151200, 4915],
+[151500, 4917],
+[151800, 4919],
+[152100, 4921],
+[152400, 4923],
+[152700, 4925],
+[153000, 4927],
+[153300, 4929],
+[153600, 4931],
+[153900, 4933],
+[154200, 4935],
+[154500, 4937],
+[154800, 4939],
+[155100, 4941],
+[155400, 4943],
+[155700, 4945],
+[156000, 4947],
+[156300, 4949],
+[156600, 4951],
+[156900, 4953],
+[157200, 4955],
+[157500, 4957],
+[157800, 4959],
+[158100, 4961],
+[158400, 4963],
+[158700, 4965],
+[159000, 4967],
+[159300, 4969],
+[159600, 4971],
+[159900, 4973],
+[160200, 4975],
+[160500, 4977],
+[160800, 4979],
+[161100, 4981],
+[161400, 4983],
+[161700, 4985],
+[162000, 4987],
+[162300, 4989],
+[162600, 4991],
+[162900, 4993],
+[163200, 4995],
+[163500, 4997],
+[163800, 4999],
+[164100, 5001],
+[164400, 5002],
+[164700, 5003],
+[165000, 5004],
+[165300, 5005],
+[165600, 5006],
+[165900, 5007],
+[166200, 5008],
+[166500, 5009],
+[166800, 5010],
+[167100, 5011],
+[167400, 5012],
+[167700, 5013],
+[168000, 5014],
+[168300, 5015],
+[168600, 5016],
+[168900, 5017],
+[169200, 5018],
+[169500, 5019],
+[169800, 5020],
+[170100, 5021],
+[170400, 5022],
+[170700, 5023],
+[171000, 5024],
+[171300, 5025],
+[171600, 5026],
+[171900, 5027],
+[172200, 5028],
+[172500, 5029],
+[172800, 5030],
+[173100, 5031],
+[173400, 5032],
+[173700, 5033],
+[174000, 5034],
+[174300, 5035],
+[174600, 5036],
+[174900, 5037],
+[175200, 5038],
+[175500, 5039],
+[175800, 5040],
+[176100, 5041],
+[176400, 5042],
+[176700, 5043],
+[177000, 5044],
+[177300, 5045],
+[177600, 5046],
+[177900, 5047],
+[178200, 5048],
+[178500, 5049],
+[178800, 5050],
+[179100, 5051],
+[179400, 5052],
+[179700, 5053],
+[180000, 5054],
+[180300, 5055],
+[180600, 5056],
+[180900, 5057],
+[181200, 5058],
+[181500, 5059],
+[181800, 5060],
+[182100, 5061],
+[182400, 5062],
+[182700, 5063],
+[183000, 5064],
+[183300, 5065],
+[183600, 5066],
+[183900, 5067],
+[184200, 5068],
+[184500, 5069],
+[184800, 5070],
+[185100, 5071],
+[185400, 5072],
+[185700, 5073],
+[186000, 5074],
+[186300, 5075],
+[186600, 5076],
+[186900, 5077],
+[187200, 5078],
+[187500, 5079],
+[187800, 5080],
+[188100, 5081],
+[188400, 5082],
+[188700, 5083],
+[189000, 5084],
+[189300, 5085],
+[189600, 5086],
+[189900, 5087],
+[190200, 5088],
+[190500, 5089],
+[190800, 5090],
+[191100, 5091],
+[191400, 5092],
+[191700, 5093],
+[192000, 5094],
+[192300, 5095],
+[192600, 5096],
+[192900, 5097],
+[193200, 5098],
+[193500, 5099],
+[193800, 5100],
+[194100, 5101],
+[194400, 5102],
+[194700, 5103],
+[195000, 5104],
+[195300, 5105],
+[195600, 5106],
+[195900, 5107],
+[196200, 5108],
+[196500, 5109],
+[196800, 5110],
+[197100, 5111],
+[197400, 5112],
+[197700, 5113],
+[198000, 5114],
+[198300, 5115],
+[198600, 5116],
+[198900, 5117],
+[199200, 5118],
+[199500, 5119],
+[199800, 5120],
+[200100, 5121],
+[200400, 5122],
+[200700, 5123],
+[201000, 5124],
+[201300, 5125],
+[201600, 5126],
+[201900, 5127],
+[202200, 5128],
+[202500, 5129],
+[202800, 5130],
+[203100, 5131],
+[203400, 5132],
+[203700, 5133],
+[204000, 5134],
+[204300, 5135],
+[204600, 5136],
+[204900, 5137],
+[205200, 5138],
+[205500, 5139],
+[205800, 5140],
+[206100, 5141],
+[206400, 5142],
+[206700, 5143],
+[207000, 5144],
+[207300, 5145],
+[207600, 5146],
+[207900, 5147],
+[208200, 5148],
+[208500, 5149],
+[208800, 5150],
+[209100, 5151],
+[209400, 5152],
+[209700, 5153],
+[210000, 5154],
+[210300, 5155],
+[210600, 5156],
+[210900, 5157],
+[211200, 5158],
+[211500, 5159],
+[211800, 5160],
+[212100, 5161],
+[212400, 5162],
+[212700, 5163],
+[213000, 5164],
+[213300, 5165],
+[213600, 5166],
+[213900, 5167],
+[214200, 5168],
+[214500, 5169],
+[214800, 5170],
+[215100, 5171],
+[215400, 5172],
+[215700, 5173],
+[216000, 5174],
+[216300, 5175],
+[216600, 5176],
+[216900, 5177],
+[217200, 5178],
+[217500, 5179],
+[217800, 5180],
+[218100, 5181],
+[218400, 5182],
+[218700, 5183],
+[219000, 5184],
+[219300, 5185],
+[219600, 5186],
+[219900, 5187],
+[220200, 5188],
+[220500, 5189],
+[220800, 5190],
+[221100, 5191],
+[221400, 5192],
+[221700, 5193],
+[222000, 5194],
+[222300, 5195],
+[222600, 5196],
+[222900, 5197],
+[223200, 5198],
+[223500, 5199],
+[223800, 5200],
+[224100, 5201],
+[224400, 5202],
+[224700, 5203],
+[225000, 5204],
+[225300, 5205],
+[225600, 5206],
+[225900, 5207],
+[226200, 5208],
+[226500, 5209],
+[226800, 5210],
+[227100, 5211],
+[227400, 5212],
+[227700, 5213],
+[228000, 5214],
+[228300, 5215],
+[228600, 5216],
+[228900, 5217],
+[229200, 5218],
+[229500, 5219],
+[229800, 5220],
+[230100, 5221],
+[230400, 5222],
+[230700, 5223],
+[231000, 5224],
+[231300, 5225],
+[231600, 5226],
+[231900, 5227],
+[232200, 5228],
+[232500, 5229],
+[232800, 5230],
+[233100, 5231],
+[233400, 5232],
+[233700, 5233],
+[234000, 5234],
+[234300, 5235],
+[234600, 5236],
+[234900, 5237],
+[235200, 5238],
+[235500, 5239],
+[235800, 5240],
+[236100, 5241],
+[236400, 5242],
+[236700, 5243],
+[237000, 5244],
+[237300, 5245],
+[237600, 5246],
+[237900, 5247],
+[238200, 5248],
+[238500, 5249],
+[238800, 5250],
+[239100, 5251],
+[239400, 5252],
+[239700, 5253],
+[240000, 5254],
+[240300, 5255],
+[240600, 5256],
+[240900, 5257],
+[241200, 5258],
+[241500, 5259],
+[241800, 5260],
+[242100, 5261],
+[242400, 5262],
+[242700, 5263],
+[243000, 5264],
+[243300, 5265],
+[243600, 5266],
+[243900, 5267],
+[244200, 5268],
+[244500, 5269],
+[244800, 5270],
+[245100, 5271],
+[245400, 5272],
+[245700, 5273],
+[246000, 5274],
+[246300, 5275],
+[246600, 5276],
+[246900, 5277],
+[247200, 5278],
+[247500, 5279],
+[247800, 5280],
+[248100, 5281],
+[248400, 5282],
+[248700, 5283],
+[249000, 5284],
+[249300, 5285],
+[249600, 5286],
+[249900, 5287],
+[250200, 5288],
+[250500, 5289],
+[250800, 5290],
+[251100, 5291],
+[251400, 5292],
+[251700, 5293],
+[252000, 5294],
+[252300, 5295],
+[252600, 5296],
+[252900, 5297],
+[253200, 5298],
+[253500, 5299],
+[253800, 5300],
+[254100, 5301],
+[254400, 5302],
+[254700, 5303],
+[255000, 5304],
+[255300, 5305],
+[255600, 5306],
+[255900, 5307],
+[256200, 5308],
+[256500, 5309],
+[256800, 5310],
+[257100, 5311],
+[257400, 5312],
+[257700, 5313],
+[258000, 5314],
+[258300, 5315],
+[258600, 5316],
+[258900, 5317],
+[259200, 5318],
+[259500, 5319],
+[259800, 5320],
+[260100, 5321],
+[260400, 5322],
+[260700, 5323],
+[261000, 5324],
+[261300, 5325],
+[261600, 5326],
+[261900, 5327],
+[262200, 5328],
+[262500, 5329],
+[262800, 5330],
+[263100, 5331],
+[263400, 5332],
+[263700, 5333],
+[264000, 5334],
+[264300, 5335],
+[264600, 5336],
+[264900, 5337],
+[265200, 5338],
+[265500, 5339],
+[265800, 5340],
+[266100, 5341],
+[266400, 5342],
+[266700, 5343],
+[267000, 5344],
+[267300, 5345],
+[267600, 5346],
+[267900, 5347],
+[268200, 5348],
+[268500, 5349],
+[268800, 5350],
+[269100, 5351],
+[269400, 5352],
+[269700, 5353],
+[270000, 5354],
+[270300, 5355],
+[270600, 5356],
+[270900, 5357],
+[271200, 5358],
+[271500, 5359],
+[271800, 5360],
+[272100, 5361],
+[272400, 5362],
+[272700, 5363],
+[273000, 5364],
+[273300, 5365],
+[273600, 5366],
+[273900, 5367],
+[274200, 5368],
+[274500, 5369],
+[274800, 5370],
+[275100, 5371],
+[275400, 5372],
+[275700, 5373],
+[276000, 5374],
+[276300, 5375],
+[276600, 5376],
+[276900, 5377],
+[277200, 5378],
+[277500, 5379],
+[277800, 5380],
+[278100, 5381],
+[278400, 5382],
+[278700, 5383],
+[279000, 5384],
+[279300, 5385],
+[279600, 5386],
+[279900, 5387],
+[280200, 5388],
+[280500, 5389],
+[280800, 5390],
+[281100, 5391],
+[281400, 5392],
+[281700, 5393],
+[282000, 5394],
+[282300, 5395],
+[282600, 5396],
+[282900, 5397],
+[283200, 5398],
+[283500, 5399],
+[283800, 5400],
+[284100, 5401],
+[284400, 5402],
+[284700, 5403],
+[285000, 5404],
+[285300, 5405],
+[285600, 5406],
+[285900, 5407],
+[286200, 5408],
+[286500, 5409],
+[286800, 5410],
+[287100, 5411],
+[287400, 5412],
+[287700, 5413],
+[288000, 5414],
+[288300, 5415],
+[288600, 5416],
+[288900, 5417],
+[289200, 5418],
+[289500, 5419],
+[289800, 5420],
+[290100, 5421],
+[290400, 5422],
+[290700, 5423],
+[291000, 5424],
+[291300, 5425],
+[291600, 5426],
+[291900, 5427],
+[292200, 5428],
+[292500, 5429],
+[292800, 5430],
+[293100, 5431],
+[293400, 5432],
+[293700, 5433],
+[294000, 5434],
+[294300, 5435],
+[294600, 5436],
+[294900, 5437],
+[295200, 5438],
+[295500, 5439],
+[295800, 5440],
+[296100, 5441],
+[296400, 5442],
+[296700, 5443],
+[297000, 5444],
+[297300, 5445],
+[297600, 5446],
+[297900, 5447],
+[298200, 5448],
+[298500, 5449],
+[298800, 5450],
+[299100, 5451],
+[299400, 5452],
+[299700, 5453],
+[300000, 5454],
+[300300, 5455],
+[300600, 5456],
+[300900, 5457],
+[301200, 5458],
+[301500, 5459],
+[301800, 5460],
+[302100, 5461],
+[302400, 5462],
+[302700, 5463],
+[303000, 5464],
+[303300, 5465],
+[303600, 5466],
+[303900, 5467],
+[304200, 5468],
+[304500, 5469],
+[304800, 5470],
+[305100, 5471],
+[305400, 5472],
+[305700, 5473],
+[306000, 5474],
+[306300, 5475],
+[306600, 5476],
+[306900, 5477],
+[307200, 5478],
+[307500, 5479],
+[307800, 5480],
+[308100, 5481],
+[308400, 5482],
+[308700, 5483],
+[309000, 5484],
+[309300, 5485],
+[309600, 5486],
+[309900, 5487],
+[310200, 5488],
+[310500, 5489],
+[310800, 5490],
+[311100, 5491],
+[311400, 5492],
+[311700, 5493],
+[312000, 5494],
+[312300, 5495],
+[312600, 5496],
+[312900, 5497],
+[313200, 5498],
+[313500, 5499],
+[313800, 5500],
+[314100, 5501],
+[314400, 5502],
+[314700, 5503],
+[315000, 5504],
+[315300, 5505],
+[315600, 5506],
+[315900, 5507],
+[316200, 5508],
+[316500, 5509],
+[316800, 5510],
+[317100, 5511],
+[317400, 5512],
+[317700, 5513],
+[318000, 5514],
+[318300, 5515],
+[318600, 5516],
+[318900, 5517],
+[319200, 5518],
+[319500, 5519],
+[319800, 5520],
+[320100, 5521],
+[320400, 5522],
+[320700, 5523],
+[321000, 5524],
+[321300, 5525],
+[321600, 5526],
+[321900, 5527],
+[322200, 5528],
+[322500, 5529],
+[322800, 5530],
+[323100, 5531],
+[323400, 5532],
+[323700, 5533],
+[324000, 5534],
+[324300, 5535],
+[324600, 5536],
+[324900, 5537],
+[325200, 5538],
+[325500, 5539],
+[325800, 5540],
+[326100, 5541],
+[326400, 5542],
+[326700, 5543],
+[327000, 5544],
+[327300, 5545],
+[327600, 5546],
+[327900, 5547],
+[328200, 5548],
+[328500, 5549],
+[328800, 5550],
+[329100, 5551],
+[329400, 5552],
+[329700, 5553],
+[330000, 5554],
+[330300, 5555],
+[330600, 5556],
+[330900, 5557],
+[331200, 5558],
+[331500, 5559],
+[331800, 5560],
+[332100, 5561],
+[332400, 5562],
+[332700, 5563],
+[333000, 5564],
+[333300, 5565],
+[333600, 5566],
+[333900, 5567],
+[334200, 5568],
+[334500, 5569],
+[334800, 5570],
+[335100, 5571],
+[335400, 5572],
+[335700, 5573],
+[336000, 5574],
+[336300, 5575],
+[336600, 5576],
+[336900, 5577],
+[337200, 5578],
+[337500, 5579],
+[337800, 5580],
+[338100, 5581],
+[338400, 5582],
+[338700, 5583],
+[339000, 5584],
+[339300, 5585],
+[339600, 5586],
+[339900, 5587],
+[340200, 5588],
+[340500, 5589],
+[340800, 5590],
+[341100, 5591],
+[341400, 5592],
+[341700, 5593],
+[342000, 5594],
+[342300, 5595],
+[342600, 5596],
+[342900, 5597],
+[343200, 5598],
+[343500, 5599],
+[343800, 5600],
+[344100, 5601],
+[344400, 5602],
+[344700, 5603],
+[345000, 5604],
+[345300, 5605],
+[345600, 5606],
+[345900, 5607],
+[346200, 5608],
+[346500, 5609],
+[346800, 5610],
+[347100, 5611],
+[347400, 5612],
+[347700, 5613],
+[348000, 5614],
+[348300, 5615],
+[348600, 5616],
+[348900, 5617],
+[349200, 5618],
+[349500, 5619],
+[349800, 5620],
+[350100, 5621],
+[350400, 5622],
+[350700, 5623],
+[351000, 5624],
+[351300, 5625],
+[351600, 5626],
+[351900, 5627],
+[352200, 5628],
+[352500, 5629],
+[352800, 5630],
+[353100, 5631],
+[353400, 5632],
+[353700, 5633],
+[354000, 5634],
+[354300, 5635],
+[354600, 5636],
+[354900, 5637],
+[355200, 5638],
+[355500, 5639],
+[355800, 5640],
+[356100, 5641],
+[356400, 5642],
+[356700, 5643],
+[357000, 5644],
+[357300, 5645],
+[357600, 5646],
+[357900, 5647],
+[358200, 5648],
+[358500, 5649],
+[358800, 5650],
+[359100, 5651],
+[359400, 5652],
+[359700, 5653],
+[360000, 5654],
+[360300, 5655],
+[360600, 5656],
+[360900, 5657],
+[361200, 5658],
+[361500, 5659],
+[361800, 5660],
+[362100, 5661],
+[362400, 5662],
+[362700, 5663],
+[363000, 5664],
+[363300, 5665],
+[363600, 5666],
+[363900, 5667],
+[364200, 5668],
+[364500, 5669],
+[364800, 5670],
+[365100, 5671],
+[365400, 5672],
+[365700, 5673],
+[366000, 5674],
+[366300, 5675],
+[366600, 5676],
+[366900, 5677],
+[367200, 5678],
+[367500, 5679],
+[367800, 5680],
+[368100, 5681],
+[368400, 5682],
+[368700, 5683],
+[369000, 5684],
+[369300, 5685],
+[369600, 5686],
+[369900, 5687],
+[370200, 5688],
+[370500, 5689],
+[370800, 5690],
+[371100, 5691],
+[371400, 5692],
+[371700, 5693],
+[372000, 5694],
+[372300, 5695],
+[372600, 5696],
+[372900, 5697],
+[373200, 5698],
+[373500, 5699],
+[373800, 5700],
+[374100, 5701],
+[374400, 5702],
+[374700, 5703],
+[375000, 5704],
+[375300, 5705],
+[375600, 5706],
+[375900, 5707],
+[376200, 5708],
+[376500, 5709],
+[376800, 5710],
+[377100, 5711],
+[377400, 5712],
+[377700, 5713],
+[378000, 5714],
+[378300, 5715],
+[378600, 5716],
+[378900, 5717],
+[379200, 5718],
+[379500, 5719],
+[379800, 5720],
+[380100, 5721],
+[380400, 5722],
+[380700, 5723],
+[381000, 5724],
+[381300, 5725],
+[381600, 5726],
+[381900, 5727],
+[382200, 5728],
+[382500, 5729],
+[382800, 5730],
+[383100, 5731],
+[383400, 5732],
+[383700, 5733],
+[384000, 5734],
+[384300, 5735],
+[384600, 5736],
+[384900, 5737],
+[385200, 5738],
+[385500, 5739],
+[385800, 5740],
+[386100, 5741],
+[386400, 5742],
+[386700, 5743],
+[387000, 5744],
+[387300, 5745],
+[387600, 5746],
+[387900, 5747],
+[388200, 5748],
+[388500, 5749],
+[388800, 5750],
+[389100, 5751],
+[389400, 5752],
+[389700, 5753],
+[390000, 5754],
+[390300, 5755],
+[390600, 5756],
+[390900, 5757],
+[391200, 5758],
+[391500, 5759],
+[391800, 5760],
+[392100, 5761],
+[392400, 5762],
+[392700, 5763],
+[393000, 5764],
+[393300, 5765],
+[393600, 5766],
+[393900, 5767],
+[394200, 5768],
+[394500, 5769],
+[394800, 5770],
+[395100, 5771],
+[395400, 5772],
+[395700, 5773],
+[396000, 5774],
+[396300, 5775],
+[396600, 5776],
+[396900, 5777],
+[397200, 5778],
+[397500, 5779],
+[397800, 5780],
+[398100, 5781],
+[398400, 5782],
+[398700, 5783],
+[399000, 5784],
+[399300, 5785],
+[399600, 5786],
+[399900, 5787],
+[400200, 5788],
+[400500, 5789],
+[400800, 5790],
+[401100, 5791],
+[401400, 5792],
+[401700, 5793],
+[402000, 5794],
+[402300, 5795],
+[402600, 5796],
+[402900, 5797],
+[403200, 5798],
+[403500, 5799],
+[403800, 5800],
+[404100, 5801],
+[404400, 5802],
+[404700, 5803],
+[405000, 5804],
+[405300, 5805],
+[405600, 5806],
+[405900, 5807],
+[406200, 5808],
+[406500, 5809],
+[406800, 5810],
+[407100, 5811],
+[407400, 5812],
+[407700, 5813],
+[408000, 5814],
+[408300, 5815],
+[408600, 5816],
+[408900, 5817],
+[409200, 5818],
+[409500, 5819],
+[409800, 5820],
+[410100, 5821],
+[410400, 5822],
+[410700, 5823],
+[411000, 5824],
+[411300, 5825],
+[411600, 5826],
+[411900, 5827],
+[412200, 5828],
+[412500, 5829],
+[412800, 5830],
+[413100, 5831],
+[413400, 5832],
+[413700, 5833],
+[414000, 5834],
+[414300, 5835],
+[414600, 5836],
+[414900, 5837],
+[415200, 5838],
+[415500, 5839],
+[415800, 5840],
+[416100, 5841],
+[416400, 5842],
+[416700, 5843],
+[417000, 5844],
+[417300, 5845],
+[417600, 5846],
+[417900, 5847],
+[418200, 5848],
+[418500, 5849],
+[418800, 5850],
+[419100, 5851],
+[419400, 5852],
+[419700, 5853],
+[420000, 5854],
+[420300, 5855],
+[420600, 5856],
+[420900, 5857],
+[421200, 5858],
+[421500, 5859],
+[421800, 5860],
+[422100, 5861],
+[422400, 5862],
+[422700, 5863],
+[423000, 5864],
+[423300, 5865],
+[423600, 5866],
+[423900, 5867],
+[424200, 5868],
+[424500, 5869],
+[424800, 5870],
+[425100, 5871],
+[425400, 5872],
+[425700, 5873],
+[426000, 5874],
+[426300, 5875],
+[426600, 5876],
+[426900, 5877],
+[427200, 5878],
+[427500, 5879],
+[427800, 5880],
+[428100, 5881],
+[428400, 5882],
+[428700, 5883],
+[429000, 5884],
+[429300, 5885],
+[429600, 5886],
+[429900, 5887],
+[430200, 5888],
+[430500, 5889],
+[430800, 5890],
+[431100, 5891],
+[431400, 5892],
+[431700, 5893],
+[432000, 5894],
+[432300, 5895],
+[432600, 5896],
+[432900, 5897],
+[433200, 5898],
+[433500, 5899],
+[433800, 5900],
+[434100, 5901],
+[434400, 5902],
+[434700, 5903],
+[435000, 5904],
+[435300, 5905],
+[435600, 5906],
+[435900, 5907],
+[436200, 5908],
+[436500, 5909],
+[436800, 5910],
+[437100, 5911],
+[437400, 5912],
+[437700, 5913],
+[438000, 5914],
+[438300, 5915],
+[438600, 5916],
+[438900, 5917],
+[439200, 5918],
+[439500, 5919],
+[439800, 5920],
+[440100, 5921],
+[440400, 5922],
+[440700, 5923],
+[441000, 5924],
+[441300, 5925],
+[441600, 5926],
+[441900, 5927],
+[442200, 5928],
+[442500, 5929],
+[442800, 5930],
+[443100, 5931],
+[443400, 5932],
+[443700, 5933],
+[444000, 5934],
+[444300, 5935],
+[444600, 5936],
+[444900, 5937],
+[445200, 5938],
+[445500, 5939],
+[445800, 5940],
+[446100, 5941],
+[446400, 5942],
+[446700, 5943],
+[447000, 5944],
+[447300, 5945],
+[447600, 5946],
+[447900, 5947],
+[448200, 5948],
+[448500, 5949],
+[448800, 5950],
+[449100, 5951],
+[449400, 5952],
+[449700, 5953],
+[450000, 5954],
+[450300, 5955],
+[450600, 5956],
+[450900, 5957],
+[451200, 5958],
+[451500, 5959],
+[451800, 5960],
+[452100, 5961],
+[452400, 5962],
+[452700, 5963],
+[453000, 5964],
+[453300, 5965],
+[453600, 5966],
+[453900, 5967],
+[454200, 5968],
+[454500, 5969],
+[454800, 5970],
+[455100, 5971],
+[455400, 5972],
+[455700, 5973],
+[456000, 5974],
+[456300, 5975],
+[456600, 5976],
+[456900, 5977],
+[457200, 5978],
+[457500, 5979],
+[457800, 5980],
+[458100, 5981],
+[458400, 5982],
+[458700, 5983],
+[459000, 5984],
+[459300, 5985],
+[459600, 5986],
+[459900, 5987],
+[460200, 5988],
+[460500, 5989],
+[460800, 5990],
+[461100, 5991],
+[461400, 5992],
+[461700, 5993],
+[462000, 5994],
+[462300, 5995],
+[462600, 5996],
+[462900, 5997],
+[463200, 5998],
+[463500, 5999],
+[463800, 6000]
+        ]
+    }],
+
+    responsive: {
+        rules: [{
+            condition: {
+                maxWidth: 500
+            },
+            chartOptions: {
+                plotOptions: {
+                    series: {
+                        marker: {
+                            radius: 2.5
+                        }
+                    }
+                }
+            }
+        }]
+    }
+});
diff --git a/linz/glasslathe/scurve/index.html b/linz/glasslathe/scurve/index.html
new file mode 100644
index 0000000..2ae80ff
--- /dev/null
+++ b/linz/glasslathe/scurve/index.html
@@ -0,0 +1,17 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="utf-8">
+<link rel="stylesheet" href="style.css" />
+<script src="https://code.highcharts.com/highcharts.js"></script>
+<script src="https://code.highcharts.com/modules/variwide.js"></script>
+<script src="https://code.highcharts.com/modules/exporting.js"></script>
+<script src="https://code.highcharts.com/modules/export-data.js"></script>
+<script src="https://code.highcharts.com/modules/accessibility.js"></script>
+</head>
+
+<figure class="highcharts-figure">
+    <div id="container"></div>
+</figure>
+<script src="chart.js"></script>
+</html>
diff --git a/linz/glasslathe/scurve/style.css b/linz/glasslathe/scurve/style.css
new file mode 100644
index 0000000..791a7c1
--- /dev/null
+++ b/linz/glasslathe/scurve/style.css
@@ -0,0 +1,38 @@
+#container {
+    height: 500px;
+}
+
+.highcharts-figure, .highcharts-data-table table {
+    min-width: 320px; 
+    max-width: 800px;
+    margin: 1em auto;
+}
+
+.highcharts-data-table table {
+	font-family: Verdana, sans-serif;
+	border-collapse: collapse;
+	border: 1px solid #EBEBEB;
+	margin: 10px auto;
+	text-align: center;
+	width: 100%;
+	max-width: 500px;
+}
+.highcharts-data-table caption {
+    padding: 1em 0;
+    font-size: 1.2em;
+    color: #555;
+}
+.highcharts-data-table th {
+	font-weight: 600;
+    padding: 0.5em;
+}
+.highcharts-data-table td, .highcharts-data-table th, .highcharts-data-table caption {
+    padding: 0.5em;
+}
+.highcharts-data-table thead tr, .highcharts-data-table tr:nth-child(even) {
+    background: #f8f8f8;
+}
+.highcharts-data-table tr:hover {
+    background: #f1f7ff;
+}
+
-- 
cgit v1.2.3