Diff: FuncGenFSST2.cpp

Revision:

0:7d4329a1ccd9

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/FuncGenFSST2.cpp	Thu May 04 08:19:15 2017 +0000
@@ -0,0 +1,110 @@
+#include "FuncGenFSST2.h"
+
+SignedRampGen::SignedRampGen()
+{
+  val = 0;
+  SetPointsPerPeriod(10); // Default ist 10Pts/Periode
+}
+
+void SignedRampGen::SetPointsPerPeriod(float aPoints)
+{
+  _inc = 2.0/aPoints;
+}
+
+void SignedRampGen::SetFrequ(float aFrequ)
+{
+  SetPointsPerPeriod(1.0/aFrequ);
+}
+
+void SignedRampGen::CalcOneStep()
+{
+  val = val + _inc;
+  if( val>1.0 )
+    val = -1 + (val - 1.0); 
+}
+
+
+
+TriangleGen::TriangleGen()
+{
+  val=_phase=0;
+  SetPointsPerPeriod(100);
+}
+
+void TriangleGen::SetPointsPerPeriod(float aPoints)
+{
+  _inc = 4.0/aPoints;
+}
+
+void TriangleGen::SetFrequ(float aFrequ)
+{
+  SetPointsPerPeriod(1.0/aFrequ);
+}
+
+void TriangleGen::CalcOneStep()
+{
+  _phase = _phase + _inc;
+  if( _phase>1.0 ) {
+    _phase = -1 + (_phase - 1.0);
+    if( _state==1 )
+      _state=2;
+    else
+      _state=1;
+  }
+  if( _state==1 )
+    val = _phase;
+  else
+    val = -_phase;
+}
+
+
+
+RectGen::RectGen()
+{
+  val=0; _phase=0; _thrs=0;
+  SetPointsPerPeriod(10); // Default ist 10Pts/Periode
+}
+
+void RectGen::SetPointsPerPeriod(float aPoints)
+{
+  _inc = 2.0/aPoints;
+}
+
+void RectGen::SetFrequ(float aFrequ)
+{
+  SetPointsPerPeriod(1.0/aFrequ);
+}
+
+void RectGen::SetPulsWidth(float aPercent)
+{
+  _thrs = 1.0-aPercent;
+}
+
+void RectGen::CalcOneStep()
+{
+  _phase = _phase + _inc;
+  if( _phase>1.0 )
+    _phase = -1 + (_phase - 1.0); 
+    if( _phase>_thrs )
+    val = 1.0;
+  else
+    val = -1.0;
+}
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