lib8: drop custom RGB8 struct for rgb crate

src/TODO.md

@@ -1,6 +1,6 @@
 [x] cfg macros
 [ ] warnings
-[ ] rgb crate
+[x] rgb crate
 [ ] Layer blending
 [ ] Refactor idle pattern into test pattern
 [ ] Wifi

src/lib8.rs

@@ -1,65 +1,41 @@
-use palette::convert::FromColorUnclamped;
 use palette::encoding::srgb::Srgb;
-use palette::Hsv;
 
-use crate::power::AsMilliwatts;
+use rgb::RGB8;
 
-#[derive(PartialEq, Debug, Copy, Clone)]
-pub struct RGB8 {
-    pub red: u8,
-    pub green: u8,
-    pub blue: u8
+pub trait IntoRgb8 {
+    fn into_rgb8(self) -> RGB8;
 }
 
-impl RGB8 {
-    pub const fn new(red : u8, green : u8, blue : u8) -> Self {
-        Self {
-            red: red,
-            green: green,
-            blue: blue
-        }
+impl IntoRgb8 for RGB8 {
+    fn into_rgb8(self) -> RGB8 {
+        self
     }
 }
 
-impl FromColorUnclamped<Hsv<Srgb, u8>> for RGB8 {
-    fn from_color_unclamped(hsv: Hsv<Srgb, u8>) -> RGB8 {
-        if hsv.saturation == 0 {
-            return RGB8::new(hsv.value, hsv.value, hsv.value);
+impl IntoRgb8 for palette::Hsv<Srgb, u8> {
+    fn into_rgb8(self) -> RGB8 {
+        if self.saturation == 0 {
+            return RGB8::new(self.value, self.value, self.value);
         }
 
-        let region = hsv.hue.into_inner() / 43;
-        let remainder = (hsv.hue.into_inner() - (region * 43)) * 6;
+        let region = self.hue.into_inner() / 43;
+        let remainder = (self.hue.into_inner() - (region * 43)) * 6;
 
-        let p = hsv.value.wrapping_mul(255 - hsv.saturation).wrapping_shr(8);
-        let q = (hsv.value.wrapping_mul(255 - ((hsv.saturation.wrapping_mul(remainder)).wrapping_shr(8)))).wrapping_shr(8);
-        let t = (hsv.value.wrapping_mul(255 - ((hsv.saturation.wrapping_mul(255 - remainder)).wrapping_shr(8)))).wrapping_shr(8);
+        let p = self.value.wrapping_mul(255 - self.saturation).wrapping_shr(8);
+        let q = (self.value.wrapping_mul(255 - ((self.saturation.wrapping_mul(remainder)).wrapping_shr(8)))).wrapping_shr(8);
+        let t = (self.value.wrapping_mul(255 - ((self.saturation.wrapping_mul(255 - remainder)).wrapping_shr(8)))).wrapping_shr(8);
 
         match region {
-            0 => RGB8::new(hsv.value, t, p),
-            1 => RGB8::new(q, hsv.value, p),
-            2 => RGB8::new(p, hsv.value, t),
-            3 => RGB8::new(p, q, hsv.value),
-            4 => RGB8::new(t, p, hsv.value),
-            _ => RGB8::new(hsv.value, p, q)
+            0 => RGB8::new(self.value, t, p),
+            1 => RGB8::new(q, self.value, p),
+            2 => RGB8::new(p, self.value, t),
+            3 => RGB8::new(p, q, self.value),
+            4 => RGB8::new(t, p, self.value),
+            _ => RGB8::new(self.value, p, q)
         }
     }
 }
 
-impl AsMilliwatts for RGB8 {
-    fn as_milliwatts(&self) -> u32 {
-        const RED_MW : u32   = 16 * 5; //< 16mA @ 5v = 80mW
-        const GREEN_MW : u32 = 11 * 5; //< 11mA @ 5v = 55mW
-        const BLUE_MW : u32  = 15 * 5; //< 15mA @ 5v = 75mW
-        const DARK_MW : u32  =  1 * 5; //<  1mA @ 5v =  5mW
-
-        let red = (self.red as u32 * RED_MW).wrapping_shr(8);
-        let green = (self.green as u32 * GREEN_MW).wrapping_shr(8);
-        let blue = (self.blue as u32 * BLUE_MW).wrapping_shr(8);
-
-        return red + green + blue + DARK_MW;
-    }
-}
-
 #[cfg(feature="embedded-graphics")]
 mod embedded_graphics {
     use embedded_graphics::pixelcolor::RgbColor;
@@ -90,20 +66,4 @@ mod embedded_graphics {
     impl PixelColor for RGB8 {
         type Raw = RawU8;
     }
-
-
-    impl<T: RgbColor> AsMilliwatts for T {
-        fn as_milliwatts(&self) -> u32 {
-            const RED_MW : u32   = 16 * 5; //< 16mA @ 5v = 80mW
-            const GREEN_MW : u32 = 11 * 5; //< 11mA @ 5v = 55mW
-            const BLUE_MW : u32  = 15 * 5; //< 15mA @ 5v = 75mW
-            const DARK_MW : u32  =  1 * 5; //<  1mA @ 5v =  5mW
-
-            let red = (self.r() as u32 * RED_MW).wrapping_shr(8);
-            let green = (self.g() as u32 * GREEN_MW).wrapping_shr(8);
-            let blue = (self.b() as u32 * BLUE_MW).wrapping_shr(8);
-
-            return red + green + blue + DARK_MW;
-        }
-    }
 }

src/main.rs

@@ -1,5 +1,6 @@
 use palette::Hsv;
-use palette::convert::IntoColorUnclamped;
+
+use rgb::RGB8;
 
 mod power;
 mod lib8;
@@ -9,6 +10,14 @@ mod time;
 mod geometry;
 mod platform;
 
+
+use crate::time::Periodically;
+use crate::geometry::{Coordinates, VirtualCoordinates};
+use crate::render::{Shader, Surfaces, Surface};
+use crate::task::Task;
+use crate::platform::DisplayInit;
+use crate::lib8::IntoRgb8;
+
 #[cfg(feature="embedded-graphics")]
 mod embedded_graphics_lib;
 
@@ -27,12 +36,6 @@ use ws2812_esp32_rmt_driver::lib_smart_leds::Ws2812Esp32Rmt;
 #[cfg(feature="smart-leds")]
 use crate::smart_leds_lib::spi::SPIDisplay;
 
-use crate::time::Periodically;
-use crate::geometry::{Coordinates, VirtualCoordinates};
-use crate::render::{Shader, Surfaces, Surface};
-use crate::task::Task;
-use crate::platform::DisplayInit;
-
 #[cfg(feature="threads")]
 use crate::render::SharedSurface;
 
@@ -50,8 +53,8 @@ struct IdleShader {
 }
 
 impl Shader for IdleShader {
-    fn draw(&self, coords: VirtualCoordinates) -> lib8::RGB8 {
-        Hsv::new_srgb(self.frame.wrapping_add(coords.x()).wrapping_add(coords.y()), 255, 255).into_color_unclamped()
+    fn draw(&self, coords: VirtualCoordinates) -> RGB8 {
+        Hsv::new_srgb(self.frame.wrapping_add(coords.x()).wrapping_add(coords.y()), 255, 255).into_rgb8()
     }
 }
 

src/power.rs

@@ -1,7 +1,24 @@
+use rgb::RGB8;
+
 pub trait AsMilliwatts {
     fn as_milliwatts(&self) -> u32;
 }
 
+impl AsMilliwatts for RGB8 {
+    fn as_milliwatts(&self) -> u32 {
+        const RED_MW : u32   = 16 * 5; //< 16mA @ 5v = 80mW
+        const GREEN_MW : u32 = 11 * 5; //< 11mA @ 5v = 55mW
+        const BLUE_MW : u32  = 15 * 5; //< 15mA @ 5v = 75mW
+        const DARK_MW : u32  =  1 * 5; //<  1mA @ 5v =  5mW
+
+        let red = (self.r as u32 * RED_MW).wrapping_shr(8);
+        let green = (self.g as u32 * GREEN_MW).wrapping_shr(8);
+        let blue = (self.b as u32 * BLUE_MW).wrapping_shr(8);
+
+        return red + green + blue + DARK_MW;
+    }
+}
+
 pub fn brightness_for_mw(total_mw : u32, target : u8, max_power: u32) -> u8 {
     let target32 = target as u32;
     let requested_mw = (total_mw * target32) / 256;

src/render.rs

@@ -1,11 +1,11 @@
 use std::rc::Rc;
 use std::cell::RefCell;
 use std::io;
+use rgb::RGB8;
 
 #[cfg(feature="threads")]
 use std::sync::{Arc, Mutex};
 
-use crate::lib8::RGB8;
 use crate::geometry::*;
 
 pub trait Shader: Send {

src/smart_leds_lib.rs

@@ -5,7 +5,6 @@ use crate::render::{Surface, SurfacePool, Display, Surfaces};
 use crate::task::Task;
 use crate::power::{brightness_for_mw, AsMilliwatts};
 use crate::time::Periodically;
-use crate::lib8::RGB8;
 use crate::geometry::*;
 
 use smart_leds::brightness;
@@ -77,14 +76,14 @@ impl<T: SmartLedsWrite<Color = Rgb<u8>>, S: Surface> Display<S> for SmartLedDisp
     fn render_frame(&mut self) {
         for x in 0..self.pixbuf.len() {
             let virt_coords = VirtualCoordinates::new(x as u8, 0);
-            let mut pixel = RGB8::new(0, 0, 0);
+            let mut pixel = Rgb::new(0, 0, 0);
             for surface in self.surfaces.iter() {
                 surface.with_shader(|shader| {
                     pixel = shader.draw(virt_coords.clone());
                 })
             }
             self.total_mw += pixel.as_milliwatts();
-            self.pixbuf[x] = Rgb::new(pixel.red, pixel.green, pixel.blue);
+            self.pixbuf[x] = Rgb::new(pixel.r, pixel.g, pixel.b);
         };
     }
 }