Locate and position the current Audacity source code, and clear a variety of old junk out of the way into junk-branches

src/effects/Fade.cpp

@@ -0,0 +1,76 @@
+/**********************************************************************
+
+  Audacity: A Digital Audio Editor
+
+  Fade.cpp
+
+  Robert Leidle
+
+*******************************************************************//**
+
+\class EffectFadeIn
+\brief An EffectSimpleMono
+
+*//****************************************************************//**
+
+\class EffectFadeOut
+\brief An EffectSimpleMono
+
+*//*******************************************************************/
+
+#include "../Audacity.h"
+
+#include "Fade.h"
+#include "../WaveTrack.h"
+
+#include <wx/generic/textdlgg.h>
+#include <math.h>
+
+bool EffectFadeIn::NewTrackSimpleMono()
+{
+   mLen = (int)((mCurT1 - mCurT0) * mCurRate + 0.5);
+   mSample = 0;
+
+   return true;
+}
+
+bool EffectFadeIn::ProcessSimpleMono(float *buffer, sampleCount len)
+{
+   for (sampleCount i = 0; i < len; i++)
+      buffer[i] = (float) (buffer[i] * (float) (mSample + i)
+                           / (float) (mLen));
+   mSample += len;
+
+   return true;
+}
+
+bool EffectFadeOut::NewTrackSimpleMono()
+{
+   mLen = (int)((mCurT1 - mCurT0) * mCurRate + 0.5);
+   mSample = 0;
+
+   return true;
+}
+
+bool EffectFadeOut::ProcessSimpleMono(float *buffer, sampleCount len)
+{
+   for (sampleCount i = 0; i < len; i++)
+      buffer[i] = (float) (buffer[i]
+                           * (float) (mLen - 1 - (mSample + i))
+                           / (float) (mLen));
+   mSample += len;
+
+   return true;
+}
+
+// Indentation settings for Vim and Emacs and unique identifier for Arch, a
+// version control system. Please do not modify past this point.
+//
+// Local Variables:
+// c-basic-offset: 3
+// indent-tabs-mode: nil
+// End:
+//
+// vim: et sts=3 sw=3
+// arch-tag: cd703234-7ddd-4d78-b878-2847d0f014a4
+