1 files changed, 18 insertions, 37 deletions

diff --git a/src/lib.rs b/src/lib.rs
index dfe872a..05f8d9e 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -3,14 +3,16 @@ extern crate log;
 
 extern crate spa;
 
+mod platform;
+
 use chrono::prelude::*;
-use spa::{calc_solar_position, SunriseAndSet};
-use std::os::raw::{c_ushort, c_void};
-use std::ptr;
-use x11::xlib::{XCloseDisplay, XDefaultScreen, XFree, XOpenDisplay, XRootWindow};
-use x11::xrandr::{
-    XRRAllocGamma, XRRCrtcGamma, XRRGetCrtcGammaSize, XRRGetScreenResourcesCurrent, XRRSetCrtcGamma,
-};
+use spa::{solar_position, StdFloatOps, SunriseAndSet};
+
+#[cfg(target_os = "linux")]
+use platform::linux as os;
+
+#[cfg(target_os = "macos")]
+use platform::macos as os;
 
 const LOW_TEMP: f64 = 3500f64;
 const HIGH_TEMP: f64 = 5500f64;
@@ -26,52 +28,31 @@ pub struct WhitePoint {
 }
 
 pub fn set_temp(temp: u32) {
-    let ratio: f64 = (temp % 500) as f64 / 500f64;
-    unsafe {
-        let display = XOpenDisplay(ptr::null_mut());
-        let screen = XDefaultScreen(display);
-        let root = XRootWindow(display, screen);
-        let resource = XRRGetScreenResourcesCurrent(display, root);
-
-        for x in 0..(*resource).ncrtc {
-            let crtcxid = (*resource).crtcs.offset(x as isize);
-            let size = XRRGetCrtcGammaSize(display, *crtcxid);
-            let crtc_gamma: *mut XRRCrtcGamma = XRRAllocGamma(size);
-            let gamma = avg(temp, ratio);
-
-            for i in 0..size {
-                let g = (65535f64 * i as f64) / size as f64;
-                *((*crtc_gamma).red as *mut c_ushort).offset(i as isize) = (g * gamma.red) as u16;
-                *((*crtc_gamma).green as *mut c_ushort).offset(i as isize) =
-                    (g * gamma.green) as u16;
-                *((*crtc_gamma).blue as *mut c_ushort).offset(i as isize) = (g * gamma.blue) as u16;
-            }
-            XRRSetCrtcGamma(display, *crtcxid, crtc_gamma);
-            XFree(crtc_gamma as *mut c_void);
-        }
-        XCloseDisplay(display);
-    }
+    os::set_temp(temp);
 }
 
 pub fn reset_temp() {
-    set_temp(HIGH_TEMP as u32);
+    os::set_temp(HIGH_TEMP as u32);
 }
 
 fn get_transition_progress_from_elevation(elevation: f64) -> f64 {
     if elevation < TRANSITION_LOW {
-        return 0.0;
+        0.0
     } else if elevation < TRANSITION_HIGH {
         (TRANSITION_LOW - elevation) / (TRANSITION_LOW - TRANSITION_HIGH)
     } else {
-        return 1.0;
+        1.0
     }
 }
 
 pub fn get_temp(utc: DateTime<Utc>, ss: &SunriseAndSet, lat: f64, lon: f64) -> f64 {
     match *ss {
         SunriseAndSet::Daylight(_, _) => {
-            let elevation = 90f64 - calc_solar_position(utc, lat, lon).unwrap().zenith_angle;
-            debug!("elevation: {}", elevation);
+            let elevation = 90f64
+                - solar_position::<StdFloatOps>(utc, lat, lon)
+                    .unwrap()
+                    .zenith_angle;
+            debug!("elevation: {elevation}");
             let progress = get_transition_progress_from_elevation(elevation);
             LOW_TEMP + (progress * (HIGH_TEMP - LOW_TEMP))
         }