From 32c6a5ce09efc511353b0f43931c9c7e106ec756 Mon Sep 17 00:00:00 2001
From: shivshank <shivshank@users.noreply.github.com>
Date: Fri, 27 Jul 2018 22:06:53 -0400
Subject: [PATCH] Add example for black and white

---
 examples/black_and_white.rs | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 examples/black_and_white.rs

diff --git a/examples/black_and_white.rs b/examples/black_and_white.rs
new file mode 100644
index 0000000..bd422cd
--- /dev/null
+++ b/examples/black_and_white.rs
@@ -0,0 +1,20 @@
+extern crate mini_gl_fb;
+
+use mini_gl_fb::{Config, BufferFormat};
+
+fn main() {
+    let mut fb = mini_gl_fb::get_fancy(Config {
+        window_title: "Hello world!",
+        window_size: (800.0, 600.0),
+        buffer_size: (2, 2),
+        .. Default::default()
+    });
+
+    fb.change_buffer_format::<u8>(BufferFormat::R);
+    fb.use_grayscale_shader();
+
+    let buffer = [128u8, 255, 50, 25];
+    fb.update_buffer(&buffer);
+
+    fb.persist_and_redraw(true);
+}