upd: mapping 0-1 to byte

1 files changed, 10 insertions, 0 deletions

diff --git a/src/global.rs b/src/global.rs
index cb616b1..3a1e329 100644
--- a/src/global.rs
+++ b/src/global.rs
@@ -8,6 +8,16 @@ pub struct Pixel {
     pub b: u8,
 }
 
+impl Pixel {
+    pub fn from_frac(r: f32, g: f32, b: f32) -> Self {
+        Self {
+            r: (255.999 * r) as u8,
+            g: (255.999 * g) as u8,
+            b: (255.999 * b) as u8,
+        }
+    }
+}
+
 impl Default for Pixel {
     fn default() -> Self {
         Pixel { r:0, g:0, b:0 }