Add sqr osc file

1 files changed, 20 insertions, 0 deletions

diff --git a/src/osc_sqr.c b/src/osc_sqr.c
new file mode 100644
index 0000000..9b68059
--- /dev/null
+++ b/src/osc_sqr.c
@@ -0,0 +1,20 @@
+#include "osc.h"
+
+osc_t OSC_sqr = {
+  .name = "f_sqr",
+  .len = 1,
+  .start = 0,
+  .end = 1,
+};
+
+float
+osc_sqr(float offset)
+{
+  return offset < 0.5 ? -1 : 1;
+}
+
+float
+osc_sqr_next(float f, float offset)
+{
+  return osc_next_offset(&OSC_sqr, f, offset);
+}