POC: Neothesia Web

Author: PolyMeilex

Cargo.lock

@@ -6,14 +6,14 @@ members = [
     "neothesia-cli",
     "neothesia-core",
     "neothesia-pipelines",
-    "midi-file",
+    "neothesia-web",
     "midi-io",
 ]
 
 default-members = ["neothesia"]
 
 [workspace.dependencies]
-wgpu = "0.16.1"
+wgpu = { version = "0.16.1", features = ["webgl"] }
 log = "0.4"
 bytemuck = { version = "1.5", features = ["derive"] }
 env_logger = "0.10"

Cargo.toml

@@ -5,4 +5,4 @@ authors = ["Poly <[email protected]>"]
 edition = "2021"
 
 [dependencies]
-midly = "0.5"
+midly = { version = "0.5", default-features = false, features = ["std"] }

midi-file/Cargo.toml

@@ -16,6 +16,10 @@ impl Midi {
             Err(_) => return Err(String::from("Could Not Open File")),
         };
 
+        Self::new_from_bytes(&data)
+    }
+
+    pub fn new_from_bytes(data: &[u8]) -> Result<Self, String> {
         let smf = match Smf::parse(&data) {
             Ok(smf) => smf,
             Err(_) => return Err(String::from("Midi Parsing Error (midly lib)")),

midi-file/src/midi.rs

@@ -48,6 +48,9 @@ pub fn default_sf2() -> Option<PathBuf> {
 
     #[cfg(target_os = "macos")]
     return bundled_resource_path("default", "sf2").map(PathBuf::from);
+
+    #[cfg(target_family = "wasm")]
+    return None;
 }
 
 pub fn settings_ron() -> Option<PathBuf> {
@@ -59,6 +62,9 @@ pub fn settings_ron() -> Option<PathBuf> {
 
     #[cfg(target_os = "macos")]
     return bundled_resource_path("settings", "ron").map(PathBuf::from);
+
+    #[cfg(target_family = "wasm")]
+    return None;
 }
 
 #[cfg(target_os = "macos")]

neothesia-core/src/utils/resources.rs

@@ -26,7 +26,7 @@ impl<'a> WaterfallPipeline {
         let shader = gpu
             .device
             .create_shader_module(wgpu::ShaderModuleDescriptor {
-                label: Some("RectanglePipeline::shader"),
+                label: Some("waterfall::shader"),
                 source: wgpu::ShaderSource::Wgsl(std::borrow::Cow::Borrowed(include_str!(
                     "./shader.wgsl"
                 ))),
@@ -41,7 +41,7 @@ impl<'a> WaterfallPipeline {
         let render_pipeline_layout =
             &gpu.device
                 .create_pipeline_layout(&wgpu::PipelineLayoutDescriptor {
-                    label: None,
+                    label: Some("waterfall::pipeline"),
                     bind_group_layouts: &[
                         &transform_uniform.bind_group_layout,
                         &time_uniform.bind_group_layout,
@@ -106,10 +106,18 @@ impl<'a> WaterfallPipeline {
 #[derive(Clone, Copy, Pod, Zeroable)]
 struct TimeUniform {
     time: f32,
+    _pad1: f32,
+    _pad2: f32,
+    _pad3: f32,
 }
 
 impl Default for TimeUniform {
     fn default() -> Self {
-        Self { time: 0.0 }
+        Self {
+            time: 0.0,
+            _pad1: 0.0,
+            _pad2: 0.0,
+            _pad3: 0.0,
+        }
     }
 }

neothesia-pipelines/src/waterfall/mod.rs

@@ -6,6 +6,9 @@ struct ViewUniform {
 
 struct TimeUniform {
     time: f32,
+    _pad1: f32,
+    _pad2: f32,
+    _pad3: f32,
 }
 
 @group(0) @binding(0)

neothesia-pipelines/src/waterfall/shader.wgsl

@@ -0,0 +1 @@
+dist

neothesia-web/.gitignore

@@ -0,0 +1,24 @@
+[package]
+name = "neothesia-web"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+neothesia-core = { workspace = true }
+wgpu = { version = "0.16.1", features = ["webgl"] }
+wgpu-jumpstart = { workspace = true }
+
+winit = { version = "0.28.2" }
+env_logger = { workspace = true }
+pollster = "0.2"
+console_log = "0.2"
+web-sys = "0.3.61"
+wasm-bindgen-futures = "0.4.34"
+console_error_panic_hook = "0.1.7"
+
+midi-file = { workspace = true }
+piano-math = { workspace = true }
+log = "0.4.18"
+instant = "0.1.12"
+
+getrandom = { version = "0.2", features = ["js"] }

neothesia-web/Cargo.toml

@@ -0,0 +1,4 @@
+# Run
+```
+trunk serve --open
+```