From 3edca782acbaa5eba631fd9469a95877e0e16ba3 Mon Sep 17 00:00:00 2001
From: Luna <git@l4.pm>
Date: Sat, 13 Jul 2019 17:49:09 -0300
Subject: [PATCH] add basic rng init on RandomNoise plugin

---
 examples/noise.scri |  3 +++
 src/custom.zig      | 10 +++++++---
 2 files changed, 10 insertions(+), 3 deletions(-)
 create mode 100644 examples/noise.scri

diff --git a/examples/noise.scri b/examples/noise.scri
new file mode 100644
index 0000000..171c934
--- /dev/null
+++ b/examples/noise.scri
@@ -0,0 +1,3 @@
+load :0;
+noise 3 1;
+quicksave;
diff --git a/src/custom.zig b/src/custom.zig
index e0fadc3..0e2b3e3 100644
--- a/src/custom.zig
+++ b/src/custom.zig
@@ -5,20 +5,24 @@ const plugins = @import("plugin.zig");
 
 const c = lv2.c;
 
-const RunContext = plugins.RunContext;
+const RunBuffers = plugins.RunBuffers;
 
 pub const RandomNoise = struct {
     allocator: *std.mem.Allocator,
+    r: std.rand.DefaultPrng,
 
     pub fn init(
         allocator: *std.mem.Allocator,
     ) RandomNoise {
+        var r = std.rand.DefaultPrng.init(std.time.timestamp());
+
         return RandomNoise{
             .allocator = allocator,
+            .r = r,
         };
     }
 
-    pub fn run(self: *RandomNoise, rctx: *RunContext) void {
-        rctx.in_buf[0] = f32(2);
+    pub fn run(self: *RandomNoise, bufs: *RunBuffers) void {
+        bufs.out[0] = self.r.random.float(f32);
     }
 };