From d3dd8913bdf41e38bbc75b1f5dbe7159650ba80b Mon Sep 17 00:00:00 2001
From: manuel <manuel@mausz.at>
Date: Sat, 16 Jan 2021 21:47:38 +0100
Subject: glasslathe: update acceleration curve

---
 linz/glasslathe/scurve/calc.cpp | 25 ++++++++++++++-----------
 1 file changed, 14 insertions(+), 11 deletions(-)

(limited to 'linz/glasslathe/scurve/calc.cpp')

diff --git a/linz/glasslathe/scurve/calc.cpp b/linz/glasslathe/scurve/calc.cpp
index 1371577..8797e86 100644
--- a/linz/glasslathe/scurve/calc.cpp
+++ b/linz/glasslathe/scurve/calc.cpp
@@ -12,7 +12,7 @@ const int frequency_max = 6000;
 int newPotValue;
 bool timer_enabled = false;
 
-int x = 0;
+unsigned long x = 0;
 bool loop()
 {
   const int step_delay = 300;
@@ -23,7 +23,7 @@ bool loop()
       timer_enabled = true;
       fprintf(stderr, "enable motor\n");
       x += step_delay;
-      printf("[%d, %d],\n", x, 0);
+      printf("[%lu, %d],\n", x, 0);
     }
 
     /*int step = (current.potValue < 20) ? 1
@@ -32,12 +32,12 @@ bool loop()
       : (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 step = (current.frequency > 5000) ? 100
+      : (current.frequency > 4000) ? 100
+      : (current.frequency > 3000) ? 150
+      : (current.frequency > 2000) ? 150
+      : (current.frequency > 1000) ? 120
+      : 200;
     int frequency = (current.direction == target.direction) ? target.frequency : 0;
     step = std::min(abs(frequency - current.frequency), step);
     if (frequency < current.frequency)
@@ -45,7 +45,7 @@ bool loop()
     current.frequency += step;
 
     x += step_delay;
-    printf("[%d, %d],\n", x, current.frequency);
+    printf("[%lu, %d],\n", x, current.frequency);
 
     if (current.frequency == 0 && current.direction != target.direction)
     {
@@ -53,7 +53,7 @@ bool loop()
       current.direction = target.direction;
       fprintf(stderr, "disable motor. changed direction to %d\n", current.direction);
       x += step_delay;
-      printf("[%d, %d],\n", x, 0);
+      printf("[%lu, %d],\n", x, 0);
     }
   }
   else if (timer_enabled && target.potValue == 0)
@@ -61,7 +61,7 @@ bool loop()
     timer_enabled = false;
     fprintf(stderr, "disable motor\n");
     x += step_delay;
-    printf("[%d, %d],\n", x, 0);
+    printf("[%lu, %d],\n", x, 0);
   }
   else
     return false;
@@ -74,5 +74,8 @@ int main(int argc, char *argv[])
   target.frequency = frequency_max;
   target.potValue = 1023;
   while(loop());
+  target.frequency = 0;
+  target.potValue = 0;
+  while(loop());
   return 0;
 }
-- 
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