1 files changed, 14 insertions, 0 deletions
diff --git a/src/synth/param.rs b/src/synth/param.rs
new file mode 100644
index 0000000..3177ffd
--- /dev/null
+++ b/src/synth/param.rs
@@ -0,0 +1,14 @@
+use super::*;
+
+pub struct Param {
+    name: String,
+    default: Sample,
+    buf: SampleBuffer,
+}
+
+impl Generator for Param {
+    fn eval<'a>(&'a mut self, params: &Parameters) -> &'a SampleBuffer {
+        self.buf.set(*params.vars.get(&self.name).unwrap_or(&self.default));
+        &self.buf
+    }
+}