Diff: TriangleWave.cpp

Revision:

1:6864fd480178

Parent:

0:ed89ef772e92

diff -r ed89ef772e92 -r 6864fd480178 TriangleWave.cpp
--- a/TriangleWave.cpp	Mon Jan 24 22:44:39 2011 +0000
+++ b/TriangleWave.cpp	Tue Feb 08 21:39:55 2011 +0000
@@ -8,9 +8,9 @@
     this->buffer.resize(cycleLength);
 
     std::size_t middle = cycleLength / 2;
-    std::size_t quarter = middle / 4;
+    std::size_t quarter = middle / 2;
     
-    float delta = 0.5 / (float(sampleRate) / float(this->frequency));
+    float delta = 2.0 / (float(sampleRate) / float(this->frequency));
     for(std::size_t i = 0; i < quarter; ++i) {
         float dt = delta * i;
         float posValue = 0.5 + dt;
@@ -21,9 +21,11 @@
         this->buffer.write(cycleLength - i, negValue);
     }
     
+    this->buffer.write(quarter, 1.0);
     if (middle - quarter != quarter) {
-        this->buffer.write(quarter, 1.0);
+        this->buffer.write(middle - quarter, 1.0);
     }
+    this->buffer.write(cycleLength - quarter, 0.0);
     if (middle + quarter != cycleLength - quarter) {
         this->buffer.write(middle + quarter, 0.0);
     }