From 7eef21b3b90898f4ef05fa4220fde608cf55c6ab Mon Sep 17 00:00:00 2001
From: Graham Northup <grissess@nexusg.org>
Date: Sun, 24 Sep 2017 03:41:45 -0400
Subject: parser appears to work (oh my)

---
 src/synth/square.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'src/synth/square.rs')

diff --git a/src/synth/square.rs b/src/synth/square.rs
index 8197110..d207562 100644
--- a/src/synth/square.rs
+++ b/src/synth/square.rs
@@ -23,7 +23,22 @@ impl Generator for Square {
         self.phase = (self.phase + pvel * (self.buf.len() as f32)) % 1.0;
         &self.buf
     }
+    fn buffer<'a>(&'a self) -> &'a SampleBuffer { &self.buf }
     fn set_buffer(&mut self, buf: SampleBuffer) -> SampleBuffer {
         mem::replace(&mut self.buf, buf)
     }
 }
+
+pub struct SquareFactory;
+
+impl GeneratorFactory for SquareFactory {
+    fn new(&self, params: &mut FactoryParameters) -> Result<GenBox, GenFactoryError> {
+        Ok(Box::new(Square {
+            freq: params.remove_param("freq", 0)?.as_gen()?,
+            phase: params.get_param("phase", 1, &ParamValue::Float(0.0)).as_f32()?,
+            buf: SampleBuffer::new(params.env.default_buffer_size),
+        }))
+    }
+}
+
+pub static Factory: SquareFactory = SquareFactory;
-- 
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