library: render: progress: fix refresh for pathtracing

pathtracer/src/render/pathtrace/pathtracer.rs

@@ -38,7 +38,7 @@ impl Pathtracer {
         );
         let total = width * height;
 
-        let p = super::super::progress::get_progressbar(self.scene.shot_rays as u64);
+        let p = super::super::progress::get_passes_progressbar(self.scene.shot_rays);
 
         // Ensure at least one round of shots
         let img_buf = (0..self.scene.shot_rays.max(1))

pathtracer/src/render/progress.rs

@@ -1,10 +1,26 @@
-use indicatif::ProgressBar;
+use indicatif::{ProgressBar, ProgressStyle};
 
-pub fn get_progressbar(total: u64) -> ProgressBar {
+pub fn get_progressbar(total: u64, style: &str) -> ProgressBar {
     let pb = ProgressBar::new(total);
     pb.set_draw_delta((total / 10000).max(1));
-    pb.set_style(indicatif::ProgressStyle::default_bar().template(
+    pb.set_style(ProgressStyle::default_bar().template(style));
-        "{spinner:.green} [{elapsed_precise}] [{wide_bar:.cyan/blue}] {percent:>3}%: {pos}/{len} pixels (ETA: {eta})",
+    pb
-    ));
+}
+
+pub fn get_pixels_progressbar(total: u64) -> ProgressBar {
+    get_progressbar(
+        total,
+        "{spinner:.green} [{elapsed_precise}] [{wide_bar:.cyan/blue}] {percent:>3}%: {pos}/{len} pixels (ETA: {eta})",
+    )
+}
+
+pub fn get_passes_progressbar(total: u32) -> ProgressBar {
+    let pb = get_progressbar(
+        total as u64,
+        "{spinner:.green} [{elapsed_precise}] [{wide_bar:.cyan/blue}] {percent:>3}%: {pos}/{len} passes (ETA: {eta})",
+    );
+
+    pb.enable_steady_tick(1000);
+
     pb
 }

pathtracer/src/render/raytrace/raytracer.rs

@@ -40,7 +40,7 @@ impl Raytracer {
         );
 
         let total = (image.width() * image.height()) as u64;
-        let pb = super::super::progress::get_progressbar(total);
+        let pb = super::super::progress::get_pixels_progressbar(total);
 
         let pixel_func = if self.scene.shot_rays > 0 {
             Self::anti_alias_pixel