dc offset compensation for 2x03

2022-03-20 07:35:23 -04:00 · 2022-03-20 07:35:23 -04:00 · df520dfd2d
parent 33916acc65
commit df520dfd2d
2 changed files with 2 additions and 2 deletions
--- a/2
+++ b/2
@ -40,7 +40,7 @@ TODO {
        }
    }
    
-    normalize pulse waves from 2x03
+    - normalize pulse waves from 2x03
    
    revert-to-saved menu action
    
--- a/xybrid/nodes/instrument/2x03.cpp
+++ b/xybrid/nodes/instrument/2x03.cpp
@ -74,7 +74,7 @@ namespace {
        if (std::fmod(phase, 1.0) >= duty) d = -1.0;
        d += polyblep(std::fmod(phase, 1.0), delta);
        d -= polyblep(std::fmod(phase + (1.0 - duty), 1.0), delta);
-        return d;
+        return d - (duty-0.5)*2; // DC offset compensation
    }

    [[gnu::optimize("O3")]] double oscTri(double phase) {