feat: perftest feature

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "bevy_gaussian_splatting"
 description = "bevy gaussian splatting render pipeline plugin"
-version = "2.0.0"
+version = "2.0.1"
 edition = "2021"
 authors = ["mosure <[email protected]>"]
 license = "MIT"
@@ -88,6 +88,8 @@ sort_std = []
 
 tooling = ["byte-unit"]
 
+perftest = []
+
 viewer = [
   "bevy-inspector-egui",
   "bevy_panorbit_camera",

src/render/planar.wgsl

@@ -13,6 +13,8 @@
 }
 
 
+#ifdef PLANAR_F16
+
 fn get_color(
     index: u32,
     ray_direction: vec3<f32>,
@@ -22,9 +24,6 @@ fn get_color(
     return srgb_to_linear(color);
 }
 
-
-#ifdef PLANAR_F16
-
 fn get_position(index: u32) -> vec3<f32> {
     return position_visibility[index].xyz;
 }
@@ -73,6 +72,15 @@ fn get_visibility(index: u32) -> f32 {
 
 
 #ifdef PLANAR_F32
+fn get_color(
+    index: u32,
+    ray_direction: vec3<f32>,
+) -> vec3<f32> {
+    let sh = get_spherical_harmonics(index);
+    let color = spherical_harmonics_lookup(ray_direction, sh);
+    return srgb_to_linear(color);
+}
+
 fn get_position(index: u32) -> vec3<f32> {
     return position_visibility[index].xyz;
 }

src/render/texture.wgsl

@@ -10,6 +10,7 @@
 };
 #import bevy_gaussian_splatting::spherical_harmonics::{
     shc,
+    spherical_harmonics_lookup,
     srgb_to_linear,
 }
 

viewer/viewer.rs

@@ -228,20 +228,30 @@ fn example_app() {
     let primary_window = Some(Window {
         fit_canvas_to_parent: true,
         mode: bevy::window::WindowMode::Windowed,
-        present_mode: bevy::window::PresentMode::AutoVsync,
         prevent_default_event_handling: true,
         title: config.name.clone(),
+
+        #[cfg(feature = "perftest")]
+        present_mode: bevy::window::PresentMode::AutoNoVsync,
+        #[cfg(not(feature = "perftest"))]
+        present_mode: bevy::window::PresentMode::AutoVsync,
+
         ..default()
     });
 
     #[cfg(not(target_arch = "wasm32"))]
     let primary_window = Some(Window {
         fit_canvas_to_parent: true,
         mode: bevy::window::WindowMode::Windowed,
-        present_mode: bevy::window::PresentMode::AutoVsync,
         prevent_default_event_handling: false,
         resolution: (config.width, config.height).into(),
         title: config.name.clone(),
+
+        #[cfg(feature = "perftest")]
+        present_mode: bevy::window::PresentMode::AutoNoVsync,
+        #[cfg(not(feature = "perftest"))]
+        present_mode: bevy::window::PresentMode::AutoVsync,
+
         ..default()
     });