Crate-ify (almost) everything

Cargo.toml

@@ -5,42 +5,37 @@ authors = ["Carter Anderson <mcanders1@gmail.com>"]
 edition = "2018"
 
 [features]
-default = ["wgpu", "winit"]
+default = ["bevy_wgpu", "bevy_winit"]
 
 [dependencies]
 # bevy
+bevy_app = { path = "bevy_app" }
+bevy_asset = { path = "bevy_asset" }
+bevy_core = { path = "bevy_core" }
 bevy_derive = { path = "bevy_derive" }
+bevy_input = { path = "bevy_input" }
+bevy_render = { path = "bevy_render" }
 bevy_transform = { path = "bevy_transform" }
-
-# rendering
-wgpu = { git = "https://github.com/gfx-rs/wgpu-rs.git", rev = "d08f83762426c2c42eda74c7ca9c43d8d950fc0a", optional = true }
-winit = { version = "0.22.0", optional = true }
-spirv-reflect = "0.2.3"
-shaderc = "0.6"
-png = "0.16.0"
-gltf = "0.14.0"
-
-# ecs
+bevy_window = { path = "bevy_window" }
+bevy_wgpu = { path = "bevy_wgpu", optional = true }
+bevy_winit = { path = "bevy_winit", optional = true }
 legion = { path = "bevy_legion", features = ["serialize"] }
 
 # logging
 log = { version = "0.4", features = ["release_max_level_info"] }
 
 # misc
-bitflags = "1.0"
 glam = "0.8.6"
-zerocopy = "0.3"
-env_logger = "0.7"
-rand = "0.7.2"
 serde = { version = "1", features = ["derive"]}
-serde_json = "1.0"
-uuid = { version = "0.8", features = ["v4", "serde"] }
 erased-serde = "0.3"
 type-uuid = "0.1"
-libloading = "0.5.2"
 # TODO: replace once_cell with std equivalent if/when this lands: https://github.com/rust-lang/rfcs/pull/2788
 once_cell = "1.3.1"
-futures = "0.3"
+uuid = { version = "0.8", features = ["v4"] }
+
+[dev-dependencies]
+rand = "0.7.2"
+serde_json = "1.0"
 
 [profile.release]
 debug = true

bevy_app/Cargo.toml

@@ -0,0 +1,13 @@
+[package]
+name = "bevy_app"
+version = "0.1.0"
+authors = ["Carter Anderson <mcanders1@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+legion = { path = "../bevy_legion", features = ["serialize"] }
+libloading = "0.5.2"
+log = { version = "0.4", features = ["release_max_level_info"] }
+env_logger = "0.7"

bevy_app/src/app.rs

@@ -0,0 +1,44 @@
+use super::AppBuilder;
+use legion::prelude::*;
+
+pub struct App {
+    pub universe: Universe,
+    pub world: World,
+    pub resources: Resources,
+    pub runner: Option<Box<dyn Fn(App)>>,
+    pub schedule: Option<Schedule>,
+}
+
+impl Default for App {
+    fn default() -> Self {
+        let universe = Universe::new();
+        let world = universe.create_world();
+        let resources = Resources::default();
+        App {
+            universe,
+            world,
+            resources,
+            runner: None,
+            schedule: None,
+        }
+    }
+}
+
+impl App {
+    pub fn build() -> AppBuilder {
+        env_logger::init();
+        AppBuilder::new()
+    }
+
+    pub fn update(&mut self) {
+        if let Some(ref mut schedule) = self.schedule {
+            schedule.execute(&mut self.world, &mut self.resources);
+        }
+    }
+
+    pub fn run(mut self) {
+        if let Some(run) = self.runner.take() {
+            run(self)
+        }
+    }
+}

bevy_app/src/app_builder.rs

@@ -1,23 +1,15 @@
 use crate::{
-    app::{
-        plugin::{load_plugin, AppPlugin},
-        system_stage, App,
-    },
-    core::{CorePlugin, Events},
-    legion::prelude::{Resources, Runnable, Schedulable, Schedule, Universe, World},
-    render::RenderPlugin,
-    ui::UiPlugin,
-    window::WindowPlugin, input::InputPlugin,
+    plugin::{load_plugin, AppPlugin},
+    system_stage, App, Events,
 };
 
+use legion::prelude::{Resources, Runnable, Schedulable, Schedule, Universe, World};
 use std::collections::HashMap;
 
+static APP_MISSING_MESSAGE: &str = "This AppBuilder no longer has an App. Check to see if you already called run(). A call to app_builder.run() consumes the AppBuilder's App.";
+
 pub struct AppBuilder {
-    pub world: World,
-    pub resources: Resources,
-    pub universe: Universe,
-    pub run: Option<Box<dyn Fn(App)>>,
-    pub schedule: Option<Schedule>,
+    app: Option<App>,
     pub setup_systems: Vec<Box<dyn Schedulable>>,
     // TODO: these separate lists will produce incorrect ordering
     pub system_stages: HashMap<String, Vec<Box<dyn Schedulable>>>,
@@ -28,15 +20,8 @@ pub struct AppBuilder {
 
 impl AppBuilder {
     pub fn new() -> Self {
-        let universe = Universe::new();
-        let world = universe.create_world();
-        let resources = Resources::default();
         AppBuilder {
-            universe,
-            world,
-            resources,
-            run: None,
-            schedule: None,
+            app: Some(App::default()),
             setup_systems: Vec::new(),
             system_stages: HashMap::new(),
             runnable_stages: HashMap::new(),
@@ -45,14 +30,47 @@ impl AppBuilder {
         }
     }
 
-    pub fn build_schedule(mut self) -> Self {
+    pub fn app(&self) -> &App {
+        self.app.as_ref().expect(APP_MISSING_MESSAGE)
+    }
+
+    pub fn app_mut(&mut self) -> &mut App {
+        self.app.as_mut().expect(APP_MISSING_MESSAGE)
+    }
+
+    pub fn world(&self) -> &World {
+        &self.app().world
+    }
+
+    pub fn world_mut(&mut self) -> &mut World {
+        &mut self.app_mut().world
+    }
+
+    pub fn universe(&self) -> &Universe {
+        &self.app().universe
+    }
+
+    pub fn universe_mut(&mut self) -> &mut Universe {
+        &mut self.app_mut().universe
+    }
+
+    pub fn resources(&self) -> &Resources {
+        &self.app().resources
+    }
+
+    pub fn resources_mut(&mut self) -> &mut Resources {
+        &mut self.app_mut().resources
+    }
+
+    pub fn build_schedule(&mut self) -> &mut Self {
         let mut setup_schedule_builder = Schedule::builder();
         for setup_system in self.setup_systems.drain(..) {
             setup_schedule_builder = setup_schedule_builder.add_system(setup_system);
         }
 
         let mut setup_schedule = setup_schedule_builder.build();
-        setup_schedule.execute(&mut self.world, &mut self.resources);
+        let app = self.app_mut();
+        setup_schedule.execute(&mut app.world, &mut app.resources);
 
         let mut schedule_builder = Schedule::builder();
         for stage_name in self.stage_order.iter() {
@@ -83,55 +101,50 @@ impl AppBuilder {
             }
         }
 
-        self.schedule = Some(schedule_builder.build());
+        let app = self.app_mut();
+        app.schedule = Some(schedule_builder.build());
 
         self
     }
 
-    pub fn build(mut self) -> App {
-        self = self.build_schedule();
-
-        App::new(
-            self.universe,
-            self.world,
-            self.resources,
-            self.schedule.take().unwrap(),
-            self.run.take(),
-        )
+    pub fn run(&mut self) {
+        self.build_schedule();
+        self.app.take().unwrap().run();
     }
 
-    pub fn run(self) {
-        self.build().run();
-    }
-
-    pub fn with_world(mut self, world: World) -> Self {
-        self.world = world;
+    pub fn set_world(&mut self, world: World) -> &mut Self {
+        self.app_mut().world = world;
         self
     }
 
-    pub fn setup(mut self, setup: impl Fn(&mut World, &mut Resources)) -> Self {
-        setup(&mut self.world, &mut self.resources);
+    pub fn setup(&mut self, setup: impl Fn(&mut World, &mut Resources)) -> &mut Self {
+        let app = self.app_mut();
+        setup(&mut app.world, &mut app.resources);
         self
     }
 
-    pub fn add_system(self, system: Box<dyn Schedulable>) -> Self {
+    pub fn add_system(&mut self, system: Box<dyn Schedulable>) -> &mut Self {
         self.add_system_to_stage(system_stage::UPDATE, system)
     }
 
-    pub fn add_setup_system(mut self, system: Box<dyn Schedulable>) -> Self {
+    pub fn add_setup_system(&mut self, system: Box<dyn Schedulable>) -> &mut Self {
         self.setup_systems.push(system);
         self
     }
 
-    pub fn build_system<F>(mut self, build: F) -> Self
+    pub fn build_system<F>(&mut self, build: F) -> &mut Self
     where
         F: Fn(&mut Resources) -> Box<dyn Schedulable>,
     {
-        let system = build(&mut self.resources);
+        let system = build(self.resources_mut());
         self.add_system(system)
     }
 
-    pub fn add_system_to_stage(mut self, stage_name: &str, system: Box<dyn Schedulable>) -> Self {
+    pub fn add_system_to_stage(
+        &mut self,
+        stage_name: &str,
+        system: Box<dyn Schedulable>,
+    ) -> &mut Self {
         if let None = self.system_stages.get(stage_name) {
             self.system_stages
                 .insert(stage_name.to_string(), Vec::new());
@@ -144,7 +157,11 @@ impl AppBuilder {
         self
     }
 
-    pub fn add_runnable_to_stage(mut self, stage_name: &str, system: Box<dyn Runnable>) -> Self {
+    pub fn add_runnable_to_stage(
+        &mut self,
+        stage_name: &str,
+        system: Box<dyn Runnable>,
+    ) -> &mut Self {
         if let None = self.runnable_stages.get(stage_name) {
             self.runnable_stages
                 .insert(stage_name.to_string(), Vec::new());
@@ -158,10 +175,10 @@ impl AppBuilder {
     }
 
     pub fn add_thread_local_to_stage(
-        mut self,
+        &mut self,
         stage_name: &str,
         f: impl FnMut(&mut World, &mut Resources) + 'static,
-    ) -> Self {
+    ) -> &mut Self {
         if let None = self.thread_local_stages.get(stage_name) {
             self.thread_local_stages
                 .insert(stage_name.to_string(), Vec::new());
@@ -174,7 +191,7 @@ impl AppBuilder {
         self
     }
 
-    pub fn add_event<T>(self) -> Self
+    pub fn add_event<T>(&mut self) -> &mut Self
     where
         T: Send + Sync + 'static,
     {
@@ -185,56 +202,32 @@ impl AppBuilder {
             )
     }
 
-    pub fn add_resource<T>(mut self, resource: T) -> Self
+    pub fn add_resource<T>(&mut self, resource: T) -> &mut Self
     where
         T: Send + Sync + 'static,
     {
-        self.resources.insert(resource);
+        self.resources_mut().insert(resource);
         self
     }
 
-    pub fn set_runner(mut self, run_fn: impl Fn(App) + 'static) -> Self {
-        self.run = Some(Box::new(run_fn));
+    pub fn set_runner(&mut self, run_fn: impl Fn(App) + 'static) -> &mut Self {
+        self.app_mut().runner = Some(Box::new(run_fn));
         self
     }
 
-    pub fn add_default_plugins(mut self) -> Self {
-        self = self
-            .add_plugin(CorePlugin::default())
-            .add_plugin(InputPlugin::default())
-            .add_plugin(WindowPlugin::default())
-            .add_plugin(RenderPlugin::default())
-            .add_plugin(UiPlugin::default());
-
-        #[cfg(feature = "winit")]
-        {
-            self = self.add_plugin(crate::window::winit::WinitPlugin::default())
-        }
-        #[cfg(not(feature = "winit"))]
-        {
-            self = self.add_plugin(crate::app::schedule_run::ScheduleRunner::default());
-        }
-
-        #[cfg(feature = "wgpu")]
-        {
-            self = self.add_plugin(
-                crate::render::renderer::renderers::wgpu_renderer::WgpuRendererPlugin::default(),
-            );
-        }
-        self
-    }
-
-    pub fn load_plugin(self, path: &str) -> Self {
+    pub fn load_plugin(&mut self, path: &str) -> &mut Self {
         let (_lib, plugin) = load_plugin(path);
         log::debug!("loaded plugin: {}", plugin.name());
-        plugin.build(self)
+        plugin.build(self);
+        self
     }
 
-    pub fn add_plugin<T>(self, plugin: T) -> Self
+    pub fn add_plugin<T>(&mut self, plugin: T) -> &mut Self
     where
         T: AppPlugin,
     {
         log::debug!("added plugin: {}", plugin.name());
-        plugin.build(self)
+        plugin.build(self);
+        self
     }
 }

bevy_app/src/event.rs

@@ -1,5 +1,4 @@
-use crate::prelude::Resources;
-use legion::prelude::{Schedulable, SystemBuilder};
+use legion::prelude::{Schedulable, SystemBuilder, Resources};
 use std::marker::PhantomData;
 
 struct EventInstance<T> {

bevy_app/src/lib.rs

@@ -0,0 +1,11 @@
+mod app;
+mod app_builder;
+mod event;
+mod plugin;
+pub mod schedule_runner;
+pub mod system_stage;
+
+pub use app::*;
+pub use app_builder::*;
+pub use plugin::*;
+pub use event::*;

bevy_app/src/plugin.rs

@@ -1,9 +1,9 @@
-use crate::app::AppBuilder;
+use super::AppBuilder;
 use libloading::{Library, Symbol};
 use std::any::Any;
 
 pub trait AppPlugin: Any + Send + Sync {
-    fn build(&self, app: AppBuilder) -> AppBuilder;
+    fn build(&self, app: &mut AppBuilder);
     fn name(&self) -> &str {
         type_name_of_val(self)
     }

bevy_app/src/schedule_runner.rs

@@ -1,7 +1,4 @@
-use crate::{
-    app::{App, AppBuilder},
-    prelude::AppPlugin,
-};
+use super::{App, AppBuilder, AppPlugin};
 use std::{thread, time::Duration};
 
 #[derive(Copy, Clone, Debug)]
@@ -22,18 +19,22 @@ pub struct ScheduleRunnerPlugin {
 }
 
 impl AppPlugin for ScheduleRunnerPlugin {
-    fn build(&self, app: AppBuilder) -> AppBuilder {
+    fn build(&self, app: &mut AppBuilder) {
         let run_mode = self.run_mode;
         app.set_runner(move |mut app: App| match run_mode {
             RunMode::Once => {
-                app.schedule.execute(&mut app.world, &mut app.resources);
+                if let Some(ref mut schedule) = app.schedule {
+                    schedule.execute(&mut app.world, &mut app.resources);
+                }
             }
             RunMode::Loop { wait } => loop {
-                app.schedule.execute(&mut app.world, &mut app.resources);
+                if let Some(ref mut schedule) = app.schedule {
+                    schedule.execute(&mut app.world, &mut app.resources);
+                }
                 if let Some(wait) = wait {
                     thread::sleep(wait);
                 }
             },
-        })
+        });
     }
 }

bevy_app/src/system_stage.rs

@@ -1,3 +1,5 @@
+// TODO: move me
+
 pub const FIRST: &str = "first";
 pub const EVENT_UPDATE: &str = "event_update";
 pub const UPDATE: &str = "update";

bevy_asset/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "bevy_asset"
+version = "0.1.0"
+authors = ["Carter Anderson <mcanders1@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+bevy_core = { path = "../bevy_core" }
+gltf = "0.14.0"

bevy_asset/src/lib.rs

@@ -1,6 +1,7 @@
 mod gltf;
 
 pub use self::gltf::load_gltf;
+use bevy_core::bytes::GetBytes;
 use std::{
     fmt::Debug,
     hash::{Hash, Hasher},
@@ -8,6 +9,7 @@ use std::{
 
 use std::{any::TypeId, collections::HashMap, marker::PhantomData};
 
+// TODO: move these types to their own files
 pub type HandleId = usize;
 
 pub struct Handle<T> {
@@ -157,3 +159,13 @@ impl<T> AssetStorage<T> {
         self.assets.get_mut(&handle.id)
     }
 }
+
+impl<T> GetBytes for Handle<T> {
+    fn get_bytes(&self) -> Vec<u8> {
+        Vec::new()
+    }
+
+    fn get_bytes_ref(&self) -> Option<&[u8]> {
+        None
+    }
+}

bevy_core/Cargo.toml

@@ -0,0 +1,14 @@
+[package]
+name = "bevy_core"
+version = "0.1.0"
+authors = ["Carter Anderson <mcanders1@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+bevy_app = { path = "../bevy_app" }
+bevy_transform = { path = "../bevy_transform" }
+legion = { path = "../bevy_legion" }
+glam = "0.8.6"
+zerocopy = "0.3"

bevy_core/src/bytes.rs

@@ -1,8 +1,4 @@
-use crate::{
-    asset::Handle,
-    math::{Mat4, Vec4},
-    render::texture::Texture,
-};
+use glam::{Mat4, Vec4};
 use zerocopy::AsBytes;
 
 pub trait GetBytes {
@@ -71,12 +67,16 @@ impl GetBytes for Mat4 {
     }
 }
 
-impl GetBytes for Handle<Texture> {
+impl<T> GetBytes for Option<T>
+where
+    T: GetBytes,
+{
     fn get_bytes(&self) -> Vec<u8> {
         Vec::new()
     }
 
     fn get_bytes_ref(&self) -> Option<&[u8]> {
-        None
+        self.as_ref()
+            .and_then(|get_bytes| get_bytes.get_bytes_ref())
     }
 }

bevy_core/src/lib.rs

@@ -0,0 +1,21 @@
+pub mod bytes;
+pub mod time;
+
+use bevy_app::{system_stage, AppBuilder, AppPlugin};
+use bevy_transform::transform_system_bundle;
+use time::{start_timer_system, stop_timer_system};
+
+#[derive(Default)]
+pub struct CorePlugin;
+
+impl AppPlugin for CorePlugin {
+    fn build(&self, app: &mut AppBuilder) {
+        for transform_system in transform_system_bundle::build(app.world_mut()).drain(..) {
+            app.add_system(transform_system);
+        }
+
+        app.add_resource(time::Time::new())
+            .add_system_to_stage(system_stage::FIRST, start_timer_system())
+            .add_system_to_stage(system_stage::LAST, stop_timer_system());
+    }
+}

bevy_core/src/time.rs

@@ -1,3 +1,4 @@
+use legion::prelude::*;
 use std::time::{Duration, Instant};
 
 pub struct Time {
@@ -28,3 +29,20 @@ impl Time {
         self.delta_seconds = self.delta_seconds_f64 as f32;
     }
 }
+
+pub fn start_timer_system() -> Box<dyn Schedulable> {
+    SystemBuilder::new("start_timer")
+        .write_resource::<Time>()
+        .build(|_, _, time, _| {
+            time.start();
+        })
+}
+
+pub fn stop_timer_system() -> Box<dyn Schedulable> {
+    SystemBuilder::new("stop_timer")
+        .write_resource::<Time>()
+        .build(|_, _, time, _| {
+            time.stop();
+        })
+}
+

bevy_derive/src/lib.rs

@@ -3,9 +3,8 @@ extern crate proc_macro;
 use darling::FromMeta;
 use inflector::Inflector;
 use proc_macro::TokenStream;
-use proc_macro2::Span;
 use quote::{format_ident, quote};
-use syn::{parse_macro_input, Data, DataStruct, DeriveInput, Field, Fields, Ident, Type};
+use syn::{parse_macro_input, Data, DataStruct, DeriveInput, Field, Fields, Ident, Type, Path};
 
 #[derive(FromMeta, Debug, Default)]
 struct EntityArchetypeAttributeArgs {
@@ -84,14 +83,20 @@ struct UniformAttributeArgs {
     #[darling(default)]
     pub vertex: Option<bool>,
     #[darling(default)]
-    pub bevy_path: Option<String>,
+    pub bevy_render_path: Option<String>,
+    #[darling(default)]
+    pub bevy_asset_path: Option<String>,
+    #[darling(default)]
+    pub bevy_core_path: Option<String>,
 }
 
 #[proc_macro_derive(Uniforms, attributes(uniform))]
 pub fn derive_uniforms(input: TokenStream) -> TokenStream {
     static UNIFORM_ATTRIBUTE_NAME: &'static str = "uniform";
     let ast = parse_macro_input!(input as DeriveInput);
-    let mut bevy_path_name = "bevy".to_string();
+    let mut bevy_render_path_name = "bevy::render".to_string();
+    let mut bevy_core_path_name = "bevy::core".to_string();
+    let mut bevy_asset_path_name = "bevy::asset".to_string();
     let struct_attribute_args = ast
         .attrs
         .iter()
@@ -102,12 +107,22 @@ pub fn derive_uniforms(input: TokenStream) -> TokenStream {
         });
 
     if let Some(struct_attribute_args) = struct_attribute_args {
-        if let Some(attribute_bevy_path) = struct_attribute_args.bevy_path {
-            bevy_path_name = attribute_bevy_path.to_string();
+        if let Some(value) = struct_attribute_args.bevy_render_path {
+            bevy_render_path_name = value.to_string();
+        }
+        if let Some(value) = struct_attribute_args.bevy_core_path {
+            bevy_core_path_name = value.to_string();
+        }
+        if let Some(value) = struct_attribute_args.bevy_asset_path {
+            bevy_asset_path_name = value.to_string();
         }
     }
 
-    let bevy_path = Ident::new(&bevy_path_name, Span::call_site());
+    // let bevy_render_path = Ident::new(&bevy_render_path_name, Span::call_site());
+    // let bevy_render_path = Path::parse(&bevy_render_path_name).unwrap();
+    let bevy_render_path: Path = syn::parse(bevy_render_path_name.parse::<TokenStream>().unwrap()).unwrap();
+    let bevy_core_path: Path = syn::parse(bevy_core_path_name.parse::<TokenStream>().unwrap()).unwrap();
+    let bevy_asset_path: Path = syn::parse(bevy_asset_path_name.parse::<TokenStream>().unwrap()).unwrap();
 
     let fields = match &ast.data {
         Data::Struct(DataStruct {
@@ -253,7 +268,7 @@ pub fn derive_uniforms(input: TokenStream) -> TokenStream {
                 },
                 None => false,
             };
-            quote!(#bevy_path::render::shader::FieldInfo {
+            quote!(#bevy_render_path::shader::FieldInfo {
                 name: #field_name,
                 uniform_name: #uniform,
                 texture_name: #texture,
@@ -263,13 +278,13 @@ pub fn derive_uniforms(input: TokenStream) -> TokenStream {
         });
 
     TokenStream::from(quote! {
-        static #field_infos_ident: &[#bevy_path::render::shader::FieldInfo] = &[
+        static #field_infos_ident: &[#bevy_render_path::shader::FieldInfo] = &[
             #(#field_infos,)*
         ];
 
-        static #vertex_buffer_descriptor_ident: #bevy_path::once_cell::sync::Lazy<#bevy_path::render::pipeline::VertexBufferDescriptor> =
-            #bevy_path::once_cell::sync::Lazy::new(|| {
-                use #bevy_path::render::pipeline::{VertexFormat, AsVertexFormats, VertexAttributeDescriptor};
+        static #vertex_buffer_descriptor_ident: #bevy_render_path::once_cell::sync::Lazy<#bevy_render_path::pipeline::VertexBufferDescriptor> =
+            #bevy_render_path::once_cell::sync::Lazy::new(|| {
+                use #bevy_render_path::pipeline::{VertexFormat, AsVertexFormats, VertexAttributeDescriptor};
 
                 let mut vertex_formats: Vec<(&str,&[VertexFormat])>  = vec![
                     #((#vertex_buffer_field_names_pascal, <#vertex_buffer_field_types>::as_vertex_formats()),)*
@@ -297,21 +312,21 @@ pub fn derive_uniforms(input: TokenStream) -> TokenStream {
                     }).collect::<Vec<VertexAttributeDescriptor>>()
                 }).flatten().collect::<Vec<VertexAttributeDescriptor>>();
 
-                #bevy_path::render::pipeline::VertexBufferDescriptor {
+                #bevy_render_path::pipeline::VertexBufferDescriptor {
                     attributes: vertex_attribute_descriptors,
                     name: #struct_name_string.to_string(),
-                    step_mode: #bevy_path::render::pipeline::InputStepMode::Instance,
+                    step_mode: #bevy_render_path::pipeline::InputStepMode::Instance,
                     stride: offset,
                 }
             });
 
-        impl #bevy_path::render::shader::AsUniforms for #struct_name {
-            fn get_field_infos() -> &'static [#bevy_path::render::shader::FieldInfo] {
+        impl #bevy_render_path::shader::AsUniforms for #struct_name {
+            fn get_field_infos() -> &'static [#bevy_render_path::shader::FieldInfo] {
                 #field_infos_ident
             }
 
-            fn get_field_bind_type(&self, name: &str) -> Option<#bevy_path::render::shader::FieldBindType> {
-                use #bevy_path::render::shader::AsFieldBindType;
+            fn get_field_bind_type(&self, name: &str) -> Option<#bevy_render_path::shader::FieldBindType> {
+                use #bevy_render_path::shader::AsFieldBindType;
                 match name {
                     #(#active_uniform_field_name_strings => self.#active_uniform_field_names.get_field_bind_type(),)*
                     _ => None,
@@ -319,7 +334,7 @@ pub fn derive_uniforms(input: TokenStream) -> TokenStream {
             }
 
             fn get_uniform_bytes(&self, name: &str) -> Option<Vec<u8>> {
-                use #bevy_path::core::bytes::GetBytes;
+                use #bevy_core_path::bytes::GetBytes;
                 match name {
                     #(#uniform_name_strings => Some(self.#active_uniform_field_names.get_bytes()),)*
                     _ => None,
@@ -327,15 +342,15 @@ pub fn derive_uniforms(input: TokenStream) -> TokenStream {
             }
 
             fn get_uniform_bytes_ref(&self, name: &str) -> Option<&[u8]> {
-                use #bevy_path::core::bytes::GetBytes;
+                use #bevy_core_path::bytes::GetBytes;
                 match name {
                     #(#uniform_name_strings => self.#active_uniform_field_names.get_bytes_ref(),)*
                     _ => None,
                 }
             }
 
-            fn get_uniform_texture(&self, name: &str) -> Option<#bevy_path::asset::Handle<#bevy_path::render::texture::Texture>> {
-                use #bevy_path::render::shader::GetTexture;
+            fn get_uniform_texture(&self, name: &str) -> Option<#bevy_asset_path::Handle<#bevy_render_path::texture::Texture>> {
+                use #bevy_render_path::shader::GetTexture;
                 match name {
                     #(#texture_and_sampler_name_strings => self.#texture_and_sampler_name_idents.get_texture(),)*
                     _ => None,
@@ -346,7 +361,7 @@ pub fn derive_uniforms(input: TokenStream) -> TokenStream {
             // TODO: this will be very allocation heavy. find a way to either make this allocation free
             // or alternatively only run it when the shader_defs have changed
             fn get_shader_defs(&self) -> Option<Vec<String>> {
-                use #bevy_path::render::shader::ShaderDefSuffixProvider;
+                use #bevy_render_path::shader::ShaderDefSuffixProvider;
                 let mut potential_shader_defs: Vec<(&'static str, Option<&'static str>)> = vec![
                     #((#shader_def_field_names_screaming_snake, self.#shader_def_field_names.get_shader_def()),)*
                 ];
@@ -357,7 +372,7 @@ pub fn derive_uniforms(input: TokenStream) -> TokenStream {
                     .collect::<Vec<String>>())
             }
 
-            fn get_vertex_buffer_descriptor() -> Option<&'static #bevy_path::render::pipeline::VertexBufferDescriptor> {
+            fn get_vertex_buffer_descriptor() -> Option<&'static #bevy_render_path::pipeline::VertexBufferDescriptor> {
                 if #vertex_buffer_descriptor_ident.attributes.len() == 0 {
                     None
                 } else {

bevy_input/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "bevy_input"
+version = "0.1.0"
+authors = ["Carter Anderson <mcanders1@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+
+bevy_app = { path = "../bevy_app" }

bevy_input/src/lib.rs

@@ -1,7 +1,7 @@
 pub mod keyboard;
 pub mod mouse;
 
-use crate::{app::AppBuilder, prelude::AppPlugin};
+use bevy_app::{AppBuilder, AppPlugin};
 use keyboard::KeyboardInput;
 use mouse::{MouseButtonInput, MouseMotion};
 
@@ -9,9 +9,9 @@ use mouse::{MouseButtonInput, MouseMotion};
 pub struct InputPlugin;
 
 impl AppPlugin for InputPlugin {
-    fn build(&self, app: AppBuilder) -> AppBuilder {
+    fn build(&self, app: &mut AppBuilder) {
         app.add_event::<KeyboardInput>()
             .add_event::<MouseButtonInput>()
-            .add_event::<MouseMotion>()
+            .add_event::<MouseMotion>();
     }
 }

bevy_render/Cargo.toml

@@ -0,0 +1,32 @@
+[package]
+name = "bevy_render"
+version = "0.1.0"
+authors = ["Carter Anderson <mcanders1@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+
+# bevy
+bevy_app = { path = "../bevy_app" }
+bevy_core = { path = "../bevy_core" }
+bevy_transform = { path = "../bevy_transform" }
+bevy_asset = { path = "../bevy_asset" }
+bevy_derive = { path = "../bevy_derive" }
+bevy_window = { path = "../bevy_window" }
+legion = { path = "../bevy_legion" }
+
+# rendering
+spirv-reflect = "0.2.3"
+shaderc = "0.6"
+png = "0.16.0"
+
+# misc
+log = { version = "0.4", features = ["release_max_level_info"] }
+uuid = { version = "0.8", features = ["v4", "serde"] }
+glam = "0.8.6"
+zerocopy = "0.3"
+bitflags = "1.0"
+# TODO: replace once_cell with std equivalent if/when this lands: https://github.com/rust-lang/rfcs/pull/2788
+once_cell = "1.3.1"

bevy_render/src/camera.rs

@@ -1,4 +1,4 @@
-use crate::math::Mat4;
+use glam::Mat4;
 
 #[derive(Default)]
 pub struct ActiveCamera;

bevy_render/src/color.rs

@@ -1,5 +1,8 @@
 use super::texture::Texture;
-use crate::{asset::Handle, core::GetBytes, math::Vec4, render::shader::ShaderDefSuffixProvider};
+use crate::shader::ShaderDefSuffixProvider;
+use bevy_asset::Handle;
+use bevy_core::bytes::GetBytes;
+use glam::Vec4;
 use std::ops::Add;
 use zerocopy::AsBytes;
 

bevy_render/src/draw_target/draw_target.rs

@@ -1,10 +1,8 @@
 use crate::{
-    asset::Handle,
-    render::{
-        pipeline::PipelineDescriptor,
-        renderer::{RenderPass, Renderer},
-    },
+    pipeline::PipelineDescriptor,
+    renderer::{RenderPass, Renderer},
 };
+use bevy_asset::Handle;
 use legion::prelude::{Resources, World};
 
 // A set of draw calls. ex: get + draw meshes, get + draw instanced meshes, draw ui meshes, etc

bevy_render/src/draw_target/draw_targets/assigned_batches_draw_target.rs

@@ -1,14 +1,12 @@
 use crate::{
-    asset::Handle,
-    legion::prelude::*,
-    prelude::Renderable,
-    render::{
-        draw_target::DrawTarget,
-        pipeline::PipelineDescriptor,
-        render_resource::{resource_name, AssetBatchers, RenderResourceAssignments},
-        renderer::{RenderPass, Renderer},
-    },
+    draw_target::DrawTarget,
+    pipeline::PipelineDescriptor,
+    render_resource::{resource_name, AssetBatchers, RenderResourceAssignments},
+    renderer::{RenderPass, Renderer},
+    Renderable,
 };
+use bevy_asset::Handle;
+use legion::prelude::*;
 
 #[derive(Default)]
 pub struct AssignedBatchesDrawTarget;

bevy_render/src/draw_target/draw_targets/assigned_meshes_draw_target.rs

@@ -1,16 +1,15 @@
+use bevy_asset::Handle;
+use legion::prelude::*;
+
 use crate::{
-    asset::Handle,
-    legion::prelude::*,
-    render::{
-        draw_target::DrawTarget,
-        mesh::Mesh,
-        pipeline::{PipelineDescriptor, ShaderPipelineAssignments},
-        render_resource::{
-            resource_name, EntityRenderResourceAssignments, RenderResourceAssignments, ResourceInfo,
-        },
-        renderer::{RenderPass, Renderer},
-        Renderable,
+    draw_target::DrawTarget,
+    mesh::Mesh,
+    pipeline::{PipelineDescriptor, ShaderPipelineAssignments},
+    render_resource::{
+        resource_name, EntityRenderResourceAssignments, RenderResourceAssignments, ResourceInfo,
     },
+    renderer::{RenderPass, Renderer},
+    Renderable,
 };
 
 #[derive(Default)]

bevy_render/src/draw_target/draw_targets/meshes_draw_target.rs

@@ -1,15 +1,13 @@
 use crate::{
-    asset::Handle,
-    legion::prelude::*,
-    render::{
-        draw_target::DrawTarget,
-        mesh::Mesh,
-        pipeline::PipelineDescriptor,
-        render_resource::{resource_name, ResourceInfo},
-        renderer::RenderPass,
-        Renderable,
-    },
+    draw_target::DrawTarget,
+    mesh::Mesh,
+    pipeline::PipelineDescriptor,
+    render_resource::{resource_name, ResourceInfo},
+    renderer::RenderPass,
+    Renderable,
 };
+use bevy_asset::Handle;
+use legion::prelude::*;
 
 #[derive(Default)]
 pub struct MeshesDrawTarget;

bevy_render/src/draw_target/draw_targets/ui_draw_target.rs

@@ -1,19 +1,15 @@
 use crate::{
-    asset::{Asset, Handle},
-    legion::prelude::*,
-    math,
-    prelude::MeshType,
-    render::{
-        draw_target::DrawTarget,
-        mesh::Mesh,
-        pipeline::PipelineDescriptor,
-        render_resource::{
-            resource_name, BufferInfo, BufferUsage, RenderResource, RenderResourceAssignments,
-            ResourceInfo,
-        },
-        renderer::{RenderPass, Renderer},
+    draw_target::DrawTarget,
+    mesh::{Mesh, MeshType},
+    pipeline::PipelineDescriptor,
+    render_resource::{
+        resource_name, BufferInfo, BufferUsage, RenderResource, RenderResourceAssignments,
+        ResourceInfo,
     },
+    renderer::{RenderPass, Renderer},
 };
+use bevy_asset::{Asset, Handle};
+use legion::prelude::*;
 
 use zerocopy::AsBytes;
 
@@ -81,7 +77,7 @@ impl DrawTarget for UiDrawTarget {
         }
 
         let quad = Mesh::load(MeshType::Quad {
-            size: math::vec2(1.0, 1.0),
+            size: glam::vec2(1.0, 1.0),
         });
         self.mesh_vertex_buffer = Some(renderer.create_buffer_with_data(
             BufferInfo {

bevy_render/src/lib.rs

@@ -1,3 +1,4 @@
+#![feature(specialization)]
 mod camera;
 pub mod mesh;
 pub mod render_graph;
@@ -22,6 +23,8 @@ mod renderable;
 pub mod renderer;
 pub mod texture;
 
+pub use once_cell;
+
 use self::{
     draw_target::draw_targets::{
         AssignedBatchesDrawTarget, AssignedMeshesDrawTarget, MeshesDrawTarget, UiDrawTarget,
@@ -29,32 +32,39 @@ use self::{
     pass::passes::ForwardPassBuilder,
     pipeline::{
         pipelines::ForwardPipelineBuilder, PipelineCompiler, ShaderPipelineAssignments,
-        VertexBufferDescriptors,
+        VertexBufferDescriptors, PipelineDescriptor
     },
+    shader::{Shader, uniforms::StandardMaterial},
+    texture::Texture,
+    mesh::Mesh,
     render_graph::RenderGraph,
     render_resource::{
         build_entity_render_resource_assignments_system,
         resource_providers::{
             Camera2dResourceProvider, CameraResourceProvider, LightResourceProvider,
-            MeshResourceProvider, UiResourceProvider,
+            MeshResourceProvider, UniformResourceProvider,
         },
         AssetBatchers, EntityRenderResourceAssignments, RenderResourceAssignments,
     },
 };
 
-use crate::{prelude::*, window::WindowResized};
+use bevy_app::{AppBuilder, AppPlugin, GetEventReader};
+use bevy_transform::prelude::LocalToWorld;
+use bevy_asset::AssetStorage;
+use bevy_window::WindowResized;
 
 #[derive(Default)]
 pub struct RenderPlugin;
 
 impl RenderPlugin {
     pub fn setup_render_graph_defaults(app: &mut AppBuilder) {
+        let resources = app.resources();
         let mut pipelines = app
-            .resources
+            .resources()
             .get_mut::<AssetStorage<PipelineDescriptor>>()
             .unwrap();
-        let mut shaders = app.resources.get_mut::<AssetStorage<Shader>>().unwrap();
-        let mut render_graph = app.resources.get_mut::<RenderGraph>().unwrap();
+        let mut shaders = resources.get_mut::<AssetStorage<Shader>>().unwrap();
+        let mut render_graph = resources.get_mut::<RenderGraph>().unwrap();
         render_graph
             .build(&mut pipelines, &mut shaders)
             .add_draw_target(MeshesDrawTarget::default())
@@ -62,13 +72,14 @@ impl RenderPlugin {
             .add_draw_target(AssignedMeshesDrawTarget::default())
             .add_draw_target(UiDrawTarget::default())
             .add_resource_provider(CameraResourceProvider::new(
-                app.resources.get_event_reader::<WindowResized>(),
+                app.resources().get_event_reader::<WindowResized>(),
             ))
             .add_resource_provider(Camera2dResourceProvider::new(
-                app.resources.get_event_reader::<WindowResized>(),
+                resources.get_event_reader::<WindowResized>(),
             ))
             .add_resource_provider(LightResourceProvider::new(10))
-            .add_resource_provider(UiResourceProvider::new())
+            // TODO: move me to ui crate
+            // .add_resource_provider(UiResourceProvider::new())
             .add_resource_provider(MeshResourceProvider::new())
             .add_resource_provider(UniformResourceProvider::<StandardMaterial>::new(true))
             .add_resource_provider(UniformResourceProvider::<LocalToWorld>::new(true))
@@ -78,10 +89,10 @@ impl RenderPlugin {
 }
 
 impl AppPlugin for RenderPlugin {
-    fn build(&self, mut app: AppBuilder) -> AppBuilder {
+    fn build(&self, app: &mut AppBuilder) {
         let mut asset_batchers = AssetBatchers::default();
         asset_batchers.batch_types2::<Mesh, StandardMaterial>();
-        app = app
+        app
             .add_system(build_entity_render_resource_assignments_system())
             .add_resource(RenderGraph::default())
             .add_resource(AssetStorage::<Mesh>::new())
@@ -95,7 +106,6 @@ impl AppPlugin for RenderPlugin {
             .add_resource(RenderResourceAssignments::default())
             .add_resource(EntityRenderResourceAssignments::default())
             .add_resource(asset_batchers);
-        RenderPlugin::setup_render_graph_defaults(&mut app);
-        app
+        RenderPlugin::setup_render_graph_defaults(app);
     }
 }

bevy_render/src/light.rs

@@ -1,7 +1,8 @@
 use super::{Color, PerspectiveCamera};
-use crate::{math, prelude::Translation};
 use std::ops::Range;
 use zerocopy::{AsBytes, FromBytes};
+use glam::Mat4;
+use bevy_transform::components::Translation;
 
 pub struct Light {
     pub color: Color,
@@ -28,7 +29,7 @@ pub struct LightRaw {
 }
 
 impl LightRaw {
-    pub fn from(light: &Light, transform: &math::Mat4, translation: &Translation) -> LightRaw {
+    pub fn from(light: &Light, transform: &Mat4, translation: &Translation) -> LightRaw {
         let perspective = PerspectiveCamera {
             fov: light.fov,
             aspect_ratio: 1.0,

bevy_render/src/mesh.rs

@@ -1,4 +1,6 @@
-use crate::{asset::Asset, math::*, render::Vertex};
+use crate::{Vertex};
+use bevy_asset::Asset;
+use glam::*;
 
 pub enum MeshType {
     Cube,

bevy_render/src/pass/pass.rs

@@ -1,5 +1,5 @@
 use super::{LoadOp, StoreOp};
-use crate::prelude::Color;
+use crate::Color;
 
 pub struct RenderPassColorAttachmentDescriptor {
     /// The actual color attachment.

bevy_render/src/pass/passes/forward.rs

@@ -1,4 +1,4 @@
-use crate::render::{
+use crate::{
     pass::{
         LoadOp, PassDescriptor, RenderPassColorAttachmentDescriptor,
         RenderPassDepthStencilAttachmentDescriptor, StoreOp,

bevy_render/src/pipeline/binding.rs

@@ -1,5 +1,5 @@
 use super::UniformProperty;
-use crate::render::texture::{TextureComponentType, TextureFormat, TextureViewDimension};
+use crate::texture::{TextureComponentType, TextureFormat, TextureViewDimension};
 
 #[derive(Hash, Clone, Debug, Eq, PartialEq, Ord, PartialOrd)]
 pub struct BindingDescriptor {

bevy_render/src/pipeline/pipeline.rs

@@ -7,14 +7,13 @@ use super::{
     BindGroupDescriptor, PipelineLayout, VertexBufferDescriptor,
 };
 use crate::{
-    asset::{AssetStorage, Handle},
-    render::{
-        render_resource::resource_name,
-        shader::{Shader, ShaderStages},
-        texture::TextureFormat,
-    },
+    render_resource::resource_name,
+    shader::{Shader, ShaderStages},
+    texture::TextureFormat,
 };
 
+use bevy_asset::{AssetStorage, Handle};
+
 #[derive(Clone, Debug)]
 pub enum PipelineLayoutType {
     Manual(PipelineLayout),

bevy_render/src/pipeline/pipeline_compiler.rs

@@ -1,14 +1,12 @@
 use super::{BindType, PipelineDescriptor, PipelineLayout, PipelineLayoutType, VertexBufferDescriptors};
+use bevy_asset::{AssetStorage, Handle};
 use crate::{
-    asset::{AssetStorage, Handle},
-    prelude::{Renderable, Resources, Shader, World},
-    render::{
-        render_resource::{
-            BufferInfo, RenderResourceAssignments, RenderResourceAssignmentsId, ResourceInfo,
-        },
-        renderer::Renderer,
-        shader::ShaderSource,
+    render_resource::{
+        BufferInfo, RenderResourceAssignments, RenderResourceAssignmentsId, ResourceInfo,
     },
+    renderer::Renderer,
+    Renderable,
+    shader::{Shader, ShaderSource},
 };
 use std::collections::{HashMap, HashSet};
 

bevy_render/src/pipeline/pipeline_layout.rs

@@ -1,5 +1,5 @@
 use super::{BindGroupDescriptor, VertexBufferDescriptor, VertexBufferDescriptors};
-use crate::render::shader::ShaderLayout;
+use crate::shader::ShaderLayout;
 use std::{collections::HashMap, hash::Hash};
 
 #[derive(Clone, Debug, Default)]

bevy_render/src/pipeline/pipelines/forward/mod.rs

@@ -1,4 +1,4 @@
-use crate::render::{
+use crate::{
     pipeline::state_descriptors::{
         BlendDescriptor, BlendFactor, BlendOperation, ColorStateDescriptor, ColorWrite,
         CompareFunction, CullMode, DepthStencilStateDescriptor, FrontFace,

bevy_render/src/pipeline/pipelines/forward_flat/mod.rs

@@ -1,4 +1,4 @@
-use crate::render::{
+use crate::{
     pipeline::state_descriptors::{
         BlendDescriptor, ColorStateDescriptor, ColorWrite, CompareFunction, CullMode,
         DepthStencilStateDescriptor, FrontFace, RasterizationStateDescriptor,

bevy_render/src/pipeline/pipelines/ui/mod.rs

@@ -1,4 +1,4 @@
-use crate::render::{
+use crate::{
     pipeline::state_descriptors::{
         BlendDescriptor, BlendFactor, BlendOperation, ColorStateDescriptor, ColorWrite,
         CompareFunction, CullMode, DepthStencilStateDescriptor, FrontFace,

bevy_render/src/pipeline/state_descriptors.rs

@@ -1,4 +1,4 @@
-use crate::render::texture::TextureFormat;
+use crate::texture::TextureFormat;
 
 #[derive(Clone, Debug)]
 pub struct DepthStencilStateDescriptor {

bevy_render/src/pipeline/vertex_format.rs

@@ -1,8 +1,5 @@
-use crate::{
-    math::{Mat4, Vec2, Vec3, Vec4},
-    render::Color,
-};
-
+use crate::Color;
+use glam::{Mat4, Vec2, Vec3, Vec4};
 #[derive(Copy, Clone, Debug, Hash, Eq, PartialEq)]
 pub enum VertexFormat {
     Uchar2 = 1,

bevy_render/src/render_graph/render_graph.rs

@@ -1,16 +1,17 @@
 use super::RenderGraphBuilder;
 use crate::{
-    asset::{AssetStorage, Handle},
-    prelude::{Resources, Shader, World},
-    render::{
+    {
         draw_target::DrawTarget,
         pass::PassDescriptor,
         pipeline::{PipelineCompiler, PipelineDescriptor},
         render_resource::ResourceProvider,
         renderer::Renderer,
         texture::TextureDescriptor,
+        shader::Shader,
     },
 };
+use bevy_asset::{AssetStorage, Handle};
+use legion::prelude::*;
 use std::collections::{HashMap, HashSet};
 
 #[derive(Default)]

bevy_render/src/render_graph/render_graph_builder.rs

@@ -1,16 +1,17 @@
 use super::RenderGraph;
 use crate::{
-    asset::AssetStorage,
-    prelude::Shader,
-    render::{
+    {
         draw_target::DrawTarget,
         pass::PassDescriptor,
         pipeline::{PipelineBuilder, PipelineDescriptor},
         render_resource::ResourceProvider,
         texture::TextureDescriptor,
+        shader::Shader,
     },
 };
 
+use bevy_asset::AssetStorage;
+
 pub struct RenderGraphBuilder<'a, 'b, 'c> {
     pub pipelines: &'a mut AssetStorage<PipelineDescriptor>,
     pub shaders: &'b mut AssetStorage<Shader>,

bevy_render/src/render_resource/batching/asset_batcher.rs

@@ -1,5 +1,5 @@
 use super::{AssetSetBatcher2, AssetSetBatcherKey2, Batch, BatchKey2};
-use crate::asset::{Handle, HandleId};
+use bevy_asset::{Handle, HandleId};
 use legion::prelude::Entity;
 use std::{any::TypeId, collections::HashMap};
 

bevy_render/src/render_resource/batching/asset_batcher2.rs

@@ -1,5 +1,5 @@
 use super::{AssetBatcher, Batch};
-use crate::asset::{HandleId, HandleUntyped};
+use bevy_asset::{HandleId, HandleUntyped};
 use legion::prelude::Entity;
 use std::{any::TypeId, collections::HashMap, hash::Hash};
 

bevy_render/src/render_resource/batching/batch.rs

@@ -1,7 +1,5 @@
-use crate::{
-    asset::{Handle, HandleUntyped},
-    render::render_resource::RenderResourceAssignments,
-};
+use bevy_asset::{Handle, HandleUntyped};
+use crate::render_resource::RenderResourceAssignments;
 use legion::prelude::Entity;
 use std::collections::{HashMap, HashSet};
 

bevy_render/src/render_resource/entity_render_resource_assignments.rs

@@ -1,5 +1,5 @@
 use super::RenderResourceAssignmentsId;
-use crate::prelude::Renderable;
+use crate::Renderable;
 use legion::prelude::*;
 use std::collections::HashMap;
 

bevy_render/src/render_resource/render_resource.rs

@@ -1,7 +1,5 @@
-use crate::{
-    asset::Handle,
-    render::{mesh::Mesh, texture::Texture},
-};
+use bevy_asset::Handle;
+use crate::{mesh::Mesh, texture::Texture};
 use std::collections::HashMap;
 
 #[derive(Copy, Clone, Hash, Debug, Eq, PartialEq)]

bevy_render/src/render_resource/render_resource_assignments.rs

@@ -1,5 +1,5 @@
 use super::RenderResource;
-use crate::render::pipeline::{BindGroupDescriptor, BindGroupDescriptorId};
+use crate::pipeline::{BindGroupDescriptor, BindGroupDescriptorId};
 use std::{
     collections::{hash_map::DefaultHasher, HashMap, HashSet},
     hash::{Hash, Hasher},

bevy_render/src/render_resource/resource_info.rs

@@ -1,5 +1,5 @@
 use super::RenderResourceAssignmentsId;
-use crate::render::render_resource::BufferUsage;
+use crate::render_resource::BufferUsage;
 use std::collections::HashMap;
 
 #[derive(Default, Debug)]

bevy_render/src/render_resource/resource_provider.rs

@@ -1,4 +1,4 @@
-use crate::render::renderer::Renderer;
+use crate::renderer::Renderer;
 use legion::prelude::*;
 
 pub trait ResourceProvider {

bevy_render/src/render_resource/resource_providers/camera2d_resource_provider.rs

@@ -1,13 +1,16 @@
+use bevy_app::{EventReader, Events};
+use bevy_window::WindowResized;
+
 use crate::{
-    prelude::*,
-    render::{
-        render_resource::{
-            BufferInfo, BufferUsage, RenderResource, RenderResourceAssignments, ResourceProvider,
-        },
-        renderer::Renderer,
+    camera::{ActiveCamera2d, Camera},
+    render_resource::{
+        resource_name, BufferInfo, BufferUsage, RenderResource, RenderResourceAssignments,
+        ResourceProvider,
     },
-    window::WindowResized,
+    renderer::Renderer,
 };
+
+use legion::prelude::*;
 use zerocopy::AsBytes;
 
 pub struct Camera2dResourceProvider {

bevy_render/src/render_resource/resource_providers/camera_resource_provider.rs

@@ -1,15 +1,17 @@
+use bevy_window::WindowResized;
+
 use crate::{
-    prelude::*,
-    render::{
-        render_resource::{
-            resource_name, BufferInfo, BufferUsage, RenderResource, RenderResourceAssignments,
-            ResourceProvider,
-        },
-        renderer::Renderer,
-        ActiveCamera, Camera,
+    render_resource::{
+        resource_name, BufferInfo, BufferUsage, RenderResource, RenderResourceAssignments,
+        ResourceProvider,
     },
-    window::WindowResized,
+    renderer::Renderer,
+    ActiveCamera, Camera,
 };
+
+use bevy_app::{Events, EventReader};
+use legion::prelude::*;
+use bevy_transform::prelude::*;
 use zerocopy::AsBytes;
 
 pub struct CameraResourceProvider {

bevy_render/src/render_resource/resource_providers/frame_texture_resource_provider.rs

@@ -1,13 +1,10 @@
+use bevy_window::Windows;
 use crate::{
-    prelude::World,
-    render::{
-        render_resource::{RenderResourceAssignments, ResourceProvider},
-        renderer::Renderer,
-        texture::TextureDescriptor,
-    },
-    window::Windows,
+    render_resource::{RenderResourceAssignments, ResourceProvider},
+    renderer::Renderer,
+    texture::TextureDescriptor,
 };
-use legion::prelude::Resources;
+use legion::prelude::*;
 
 pub struct FrameTextureResourceProvider {
     pub name: String,

bevy_render/src/render_resource/resource_providers/light_resource_provider.rs

@@ -1,4 +1,4 @@
-use crate::render::{
+use crate::{
     render_resource::{
         resource_name, BufferInfo, BufferUsage, RenderResource, RenderResourceAssignments,
         ResourceProvider,

bevy_render/src/render_resource/resource_providers/mesh_resource_provider.rs

@@ -1,17 +1,15 @@
 use crate::{
-    asset::{AssetStorage, Handle},
-    prelude::Renderable,
-    render::{
-        mesh::Mesh,
-        pipeline::VertexBufferDescriptors,
-        render_resource::{
-            AssetBatchers, BufferInfo, BufferUsage, RenderResourceAssignments, ResourceProvider,
-        },
-        renderer::Renderer,
-        shader::AsUniforms,
-        Vertex,
+    mesh::Mesh,
+    pipeline::VertexBufferDescriptors,
+    render_resource::{
+        AssetBatchers, BufferInfo, BufferUsage, RenderResourceAssignments, ResourceProvider,
     },
+    renderer::Renderer,
+    shader::AsUniforms,
+    Renderable,
+    Vertex,
 };
+use bevy_asset::{AssetStorage, Handle};
 use legion::{filter::*, prelude::*};
 use zerocopy::AsBytes;
 

bevy_render/src/render_resource/resource_providers/mod.rs

@@ -3,7 +3,6 @@ mod camera_resource_provider;
 mod frame_texture_resource_provider;
 mod light_resource_provider;
 mod mesh_resource_provider;
-mod ui_resource_provider;
 mod uniform_resource_provider;
 
 pub use camera2d_resource_provider::*;
@@ -11,5 +10,4 @@ pub use camera_resource_provider::*;
 pub use frame_texture_resource_provider::*;
 pub use light_resource_provider::*;
 pub use mesh_resource_provider::*;
-pub use ui_resource_provider::*;
 pub use uniform_resource_provider::*;

bevy_render/src/render_resource/resource_providers/uniform_resource_provider.rs

@@ -1,17 +1,15 @@
 use crate::{
-    asset::{AssetStorage, Handle},
-    render::{
-        pipeline::VertexBufferDescriptors,
-        render_resource::{
-            AssetBatchers, BufferArrayInfo, BufferInfo, BufferUsage, RenderResource,
-            RenderResourceAssignments, ResourceInfo, ResourceProvider,
-        },
-        renderer::Renderer,
-        shader::{AsUniforms, FieldBindType},
-        texture::{SamplerDescriptor, Texture, TextureDescriptor},
-        Renderable,
+    pipeline::VertexBufferDescriptors,
+    render_resource::{
+        AssetBatchers, BufferArrayInfo, BufferInfo, BufferUsage, RenderResource,
+        RenderResourceAssignments, ResourceInfo, ResourceProvider,
     },
+    renderer::Renderer,
+    shader::{AsUniforms, FieldBindType},
+    texture::{SamplerDescriptor, Texture, TextureDescriptor},
+    Renderable,
 };
+use bevy_asset::{AssetStorage, Handle};
 use legion::{filter::*, prelude::*};
 use std::marker::PhantomData;
 pub const BIND_BUFFER_ALIGNMENT: usize = 256;

bevy_render/src/renderable.rs

@@ -1,5 +1,5 @@
-use super::render_resource::RenderResourceAssignments;
-use crate::{asset::Handle, prelude::PipelineDescriptor};
+use crate::{pipeline::PipelineDescriptor, render_resource::RenderResourceAssignments};
+use bevy_asset::Handle;
 
 pub struct Renderable {
     pub is_visible: bool,

bevy_render/src/renderer.rs

@@ -1,14 +1,12 @@
+use bevy_asset::{AssetStorage, Handle};
+use legion::prelude::*;
 use crate::{
-    asset::{AssetStorage, Handle},
-    legion::prelude::*,
-    render::{
-        pipeline::PipelineDescriptor,
-        render_resource::{
-            BufferInfo, RenderResource, RenderResourceAssignments, RenderResources, ResourceInfo,
-        },
-        shader::Shader,
-        texture::{SamplerDescriptor, TextureDescriptor},
+    pipeline::PipelineDescriptor,
+    render_resource::{
+        BufferInfo, RenderResource, RenderResourceAssignments, RenderResources, ResourceInfo,
     },
+    shader::Shader,
+    texture::{SamplerDescriptor, TextureDescriptor},
 };
 use std::ops::Range;
 

bevy_render/src/shader/shader.rs

@@ -1,5 +1,5 @@
 use super::ShaderLayout;
-use crate::asset::Handle;
+use bevy_asset::Handle;
 use std::marker::Copy;
 
 #[derive(Hash, Eq, PartialEq, Copy, Clone, Debug)]

bevy_render/src/shader/shader_reflect.rs

@@ -1,4 +1,4 @@
-use crate::render::{
+use crate::{
     pipeline::{
         BindGroupDescriptor, BindType, BindingDescriptor, InputStepMode, UniformProperty,
         UniformPropertyType, VertexAttributeDescriptor, VertexBufferDescriptor, VertexFormat,

bevy_render/src/shader/uniform.rs

@@ -1,13 +1,12 @@
 use crate::{
-    asset::Handle,
-    core::GetBytes,
-    render::{
-        color::ColorSource,
-        pipeline::{BindType, VertexBufferDescriptor},
-        texture::Texture,
-    },
+    color::ColorSource,
+    pipeline::{BindType, VertexBufferDescriptor},
+    texture::Texture,
 };
 
+use bevy_asset::Handle;
+use bevy_core::bytes::GetBytes;
+
 pub trait AsUniforms {
     fn get_field_infos() -> &'static [FieldInfo];
     fn get_uniform_bytes(&self, name: &str) -> Option<Vec<u8>>;

bevy_render/src/shader/uniforms/local_to_world.rs

@@ -1,14 +1,10 @@
 use crate::{
-    asset::Handle,
-    core::GetBytes,
-    render::{
-        pipeline::{
-            InputStepMode, VertexAttributeDescriptor, VertexBufferDescriptor, VertexFormat,
-        },
-        shader::{AsFieldBindType, AsUniforms, FieldBindType, FieldInfo},
-        texture::Texture,
-    },
+    pipeline::{InputStepMode, VertexAttributeDescriptor, VertexBufferDescriptor, VertexFormat},
+    shader::{AsFieldBindType, AsUniforms, FieldBindType, FieldInfo},
+    texture::Texture,
 };
+use bevy_asset::Handle;
+use bevy_core::bytes::GetBytes;
 use once_cell::sync::Lazy;
 
 static LOCAL_TO_WORLD_FIELD_INFOS: &[FieldInfo] = &[FieldInfo {

bevy_render/src/shader/uniforms/standard_material.rs

@@ -1,12 +1,12 @@
-use crate::{
-    asset::Handle,
-    render::{texture::Texture, Color},
-};
-
+use crate::{texture::Texture, Color};
+use bevy_asset::Handle;
 use bevy_derive::Uniforms;
 
+use bevy_core;
+use bevy_asset;
+
 #[derive(Uniforms)]
-#[uniform(bevy_path = "crate")]
+#[uniform(bevy_render_path = "crate", bevy_core_path = "bevy_core", bevy_asset_path = "bevy_asset")]
 pub struct StandardMaterial {
     #[uniform(instance)]
     pub albedo: Color,

bevy_render/src/texture/sampler_descriptor.rs

@@ -1,5 +1,5 @@
 use super::Texture;
-use crate::render::pipeline::state_descriptors::CompareFunction;
+use crate::pipeline::state_descriptors::CompareFunction;
 
 #[derive(Copy, Clone)]
 pub struct SamplerDescriptor {

bevy_render/src/texture/texture.rs

@@ -1,9 +1,6 @@
-use crate::{
-    asset::{Asset, Handle},
-    core::GetBytes,
-    render::shader::ShaderDefSuffixProvider,
-};
+use bevy_asset::{Asset, Handle};
 use std::fs::File;
+use crate::shader::ShaderDefSuffixProvider;
 
 pub enum TextureType {
     Data(Vec<u8>, usize, usize),
@@ -67,14 +64,4 @@ impl ShaderDefSuffixProvider for Option<Handle<Texture>> {
             None => None,
         }
     }
-}
-
-impl GetBytes for Option<Handle<Texture>> {
-    fn get_bytes(&self) -> Vec<u8> {
-        Vec::new()
-    }
-
-    fn get_bytes_ref(&self) -> Option<&[u8]> {
-        None
-    }
-}
+}

bevy_render/src/texture/texture_descriptor.rs

@@ -1,5 +1,4 @@
-use super::{Extent3d, Texture, TextureDimension, TextureFormat};
-use crate::render::texture::TextureUsage;
+use super::{Extent3d, Texture, TextureDimension, TextureFormat, TextureUsage};
 
 #[derive(Copy, Clone)]
 pub struct TextureDescriptor {

bevy_render/src/vertex.rs

@@ -2,10 +2,12 @@ use std::convert::From;
 use zerocopy::{AsBytes, FromBytes};
 
 use bevy_derive::Uniforms;
+use bevy_core;
+use bevy_asset;
 
 #[repr(C)]
 #[derive(Clone, Copy, AsBytes, FromBytes, Uniforms)]
-#[uniform(bevy_path = "crate")]
+#[uniform(bevy_render_path = "crate", bevy_asset_path = "bevy_asset", bevy_core_path = "bevy_core")]
 pub struct Vertex {
     #[uniform(vertex)]
     pub position: [f32; 4],

bevy_wgpu/Cargo.toml

@@ -0,0 +1,25 @@
+[package]
+name = "bevy_wgpu"
+version = "0.1.0"
+authors = ["Carter Anderson <mcanders1@gmail.com>"]
+edition = "2018"
+
+[features]
+default = ["bevy_winit"]
+
+[dependencies]
+
+# bevy
+bevy_app = { path = "../bevy_app", version = "0.1.0" }
+bevy_asset = { path = "../bevy_asset", version = "0.1.0" }
+bevy_core = { path = "../bevy_core", version = "0.1.0" }
+bevy_render = { path = "../bevy_render", version = "0.1.0" }
+bevy_window = { path = "../bevy_window", version = "0.1.0" }
+bevy_winit = { path = "../bevy_winit", version = "0.1.0", optional = true }
+legion = { path = "../bevy_legion" }
+
+# render
+wgpu = { git = "https://github.com/gfx-rs/wgpu-rs.git", rev = "d08f83762426c2c42eda74c7ca9c43d8d950fc0a" }
+
+futures = "0.3"
+log = { version = "0.4", features = ["release_max_level_info"] }

bevy_wgpu/src/lib.rs

@@ -7,22 +7,18 @@ pub use wgpu_render_pass::*;
 pub use wgpu_renderer::*;
 pub use wgpu_resources::*;
 
-use crate::{
-    app::{plugin::AppPlugin, system_stage, AppBuilder},
-    core::Events,
-    render::renderer::Renderer,
-    window::{WindowCreated, WindowResized},
-};
-
+use bevy_app::{AppPlugin, system_stage, AppBuilder, Events};
+use bevy_render::renderer::Renderer;
+use bevy_window::{WindowCreated, WindowResized};
 use legion::prelude::*;
 
 #[derive(Default)]
 pub struct WgpuRendererPlugin;
 
 impl AppPlugin for WgpuRendererPlugin {
-    fn build(&self, app: AppBuilder) -> AppBuilder {
-        let render_system = wgpu_render_system(&app.resources);
-        app.add_thread_local_to_stage(system_stage::RENDER, render_system)
+    fn build(&self, app: &mut AppBuilder) {
+        let render_system = wgpu_render_system(app.resources());
+        app.add_thread_local_to_stage(system_stage::RENDER, render_system);
     }
 }
 

bevy_wgpu/src/wgpu_render_pass.rs

@@ -1,5 +1,5 @@
 use super::{WgpuRenderer, WgpuResources};
-use crate::render::{
+use bevy_render::{
     pipeline::PipelineDescriptor,
     render_resource::{
         RenderResource, RenderResourceAssignments, RenderResourceSetId, ResourceInfo,

bevy_wgpu/src/wgpu_renderer.rs

@@ -1,25 +1,23 @@
-use super::{wgpu_type_converter::OwnedWgpuVertexBufferDescriptor, WgpuRenderPass, WgpuResources};
-use crate::{
-    asset::{AssetStorage, Handle},
-    core::{EventReader, Events},
-    legion::prelude::*,
-    render::{
-        pass::{
-            PassDescriptor, RenderPassColorAttachmentDescriptor,
-            RenderPassDepthStencilAttachmentDescriptor,
-        },
-        pipeline::{update_shader_assignments, PipelineCompiler, PipelineDescriptor},
-        render_graph::RenderGraph,
-        render_resource::{
-            resource_name, BufferInfo, RenderResource, RenderResourceAssignments, RenderResources,
-            ResourceInfo,
-        },
-        renderer::Renderer,
-        shader::Shader,
-        texture::{SamplerDescriptor, TextureDescriptor},
+use super::{wgpu_type_converter::{OwnedWgpuVertexBufferDescriptor, WgpuInto}, WgpuRenderPass, WgpuResources};
+use bevy_app::{EventReader, Events};
+use bevy_asset::{AssetStorage, Handle};
+use bevy_render::{
+    pass::{
+        PassDescriptor, RenderPassColorAttachmentDescriptor,
+        RenderPassDepthStencilAttachmentDescriptor,
     },
-    window::{winit::WinitWindows, Window, WindowCreated, WindowResized, Windows},
+    pipeline::{update_shader_assignments, PipelineCompiler, PipelineDescriptor},
+    render_graph::RenderGraph,
+    render_resource::{
+        resource_name, BufferInfo, RenderResource, RenderResourceAssignments, RenderResources,
+        ResourceInfo,
+    },
+    renderer::Renderer,
+    shader::Shader,
+    texture::{SamplerDescriptor, TextureDescriptor},
 };
+use bevy_window::{Window, WindowCreated, WindowResized, Windows};
+use legion::prelude::*;
 use std::{
     cell::RefCell,
     collections::{HashMap, HashSet},
@@ -176,9 +174,9 @@ impl WgpuRenderer {
             });
 
         wgpu::RenderPassColorAttachmentDescriptor {
-            store_op: color_attachment_descriptor.store_op.into(),
-            load_op: color_attachment_descriptor.load_op.into(),
-            clear_color: color_attachment_descriptor.clear_color.into(),
+            store_op: color_attachment_descriptor.store_op.wgpu_into(),
+            load_op: color_attachment_descriptor.load_op.wgpu_into(),
+            clear_color: color_attachment_descriptor.clear_color.wgpu_into(),
             attachment,
             resolve_target,
         }
@@ -203,10 +201,10 @@ impl WgpuRenderer {
             attachment,
             clear_depth: depth_stencil_attachment_descriptor.clear_depth,
             clear_stencil: depth_stencil_attachment_descriptor.clear_stencil,
-            depth_load_op: depth_stencil_attachment_descriptor.depth_load_op.into(),
-            depth_store_op: depth_stencil_attachment_descriptor.depth_store_op.into(),
-            stencil_load_op: depth_stencil_attachment_descriptor.stencil_load_op.into(),
-            stencil_store_op: depth_stencil_attachment_descriptor.stencil_store_op.into(),
+            depth_load_op: depth_stencil_attachment_descriptor.depth_load_op.wgpu_into(),
+            depth_store_op: depth_stencil_attachment_descriptor.depth_store_op.wgpu_into(),
+            stencil_load_op: depth_stencil_attachment_descriptor.stencil_load_op.wgpu_into(),
+            stencil_store_op: depth_stencil_attachment_descriptor.stencil_store_op.wgpu_into(),
         }
     }
 
@@ -274,7 +272,6 @@ impl WgpuRenderer {
 
     pub fn handle_window_created_events(&mut self, resources: &mut Resources) {
         let windows = resources.get::<Windows>().unwrap();
-        let winit_windows = resources.get::<WinitWindows>().unwrap();
         let window_created_events = resources.get::<Events<WindowCreated>>().unwrap();
         for window_created_event in
             window_created_events.iter(&mut self.window_created_event_reader)
@@ -282,8 +279,9 @@ impl WgpuRenderer {
             let window = windows
                 .get(window_created_event.id)
                 .expect("Received window created event for non-existent window");
-            #[cfg(feature = "winit")]
+            #[cfg(feature = "bevy_winit")]
             {
+                let winit_windows = resources.get::<bevy_winit::WinitWindows>().unwrap();
                 let primary_winit_window = winit_windows.get_window(window.id).unwrap();
                 let surface = wgpu::Surface::create(primary_winit_window.deref());
                 self.wgpu_resources
@@ -301,7 +299,7 @@ impl WgpuRenderer {
             .get(&window.id)
             .expect("Received window resized event for window without a wgpu surface");
 
-        let swap_chain_descriptor: wgpu::SwapChainDescriptor = window.into();
+        let swap_chain_descriptor: wgpu::SwapChainDescriptor = window.wgpu_into();
         let swap_chain = self
             .device
             .borrow()
@@ -555,7 +553,7 @@ impl Renderer for WgpuRenderer {
                     .map(|binding| wgpu::BindGroupLayoutEntry {
                         binding: binding.index,
                         visibility: wgpu::ShaderStage::VERTEX | wgpu::ShaderStage::FRAGMENT,
-                        ty: (&binding.bind_type).into(),
+                        ty: (&binding.bind_type).wgpu_into(),
                     })
                     .collect::<Vec<wgpu::BindGroupLayoutEntry>>();
                 let wgpu_bind_group_layout =
@@ -588,13 +586,13 @@ impl Renderer for WgpuRenderer {
         let owned_vertex_buffer_descriptors = layout
             .vertex_buffer_descriptors
             .iter()
-            .map(|v| v.into())
+            .map(|v| v.wgpu_into())
             .collect::<Vec<OwnedWgpuVertexBufferDescriptor>>();
 
         let color_states = pipeline_descriptor
             .color_states
             .iter()
-            .map(|c| c.into())
+            .map(|c| c.wgpu_into())
             .collect::<Vec<wgpu::ColorStateDescriptor>>();
 
         if let None = self
@@ -648,15 +646,15 @@ impl Renderer for WgpuRenderer {
             rasterization_state: pipeline_descriptor
                 .rasterization_state
                 .as_ref()
-                .map(|r| r.into()),
-            primitive_topology: pipeline_descriptor.primitive_topology.into(),
+                .map(|r| r.wgpu_into()),
+            primitive_topology: pipeline_descriptor.primitive_topology.wgpu_into(),
             color_states: &color_states,
             depth_stencil_state: pipeline_descriptor
                 .depth_stencil_state
                 .as_ref()
-                .map(|d| d.into()),
+                .map(|d| d.wgpu_into()),
             vertex_state: wgpu::VertexStateDescriptor {
-                index_format: pipeline_descriptor.index_format.into(),
+                index_format: pipeline_descriptor.index_format.wgpu_into(),
                 vertex_buffers: &owned_vertex_buffer_descriptors
                     .iter()
                     .map(|v| v.into())

bevy_wgpu/src/wgpu_resources.rs

@@ -1,18 +1,17 @@
 use super::WgpuRenderer;
-use crate::{
-    asset::{AssetStorage, Handle},
-    prelude::Shader,
-    render::{
-        pipeline::{BindGroupDescriptor, BindGroupDescriptorId, BindType},
-        render_resource::{
-            BufferInfo, RenderResource, RenderResourceAssignments, RenderResourceSetId,
-            RenderResources, ResourceInfo,
-        },
-        renderer::Renderer,
-        texture::{SamplerDescriptor, TextureDescriptor},
+use crate::wgpu_type_converter::WgpuInto;
+use bevy_asset::{AssetStorage, Handle};
+use bevy_render::{
+    pipeline::{BindGroupDescriptor, BindGroupDescriptorId, BindType},
+    render_resource::{
+        BufferInfo, RenderResource, RenderResourceAssignments, RenderResourceSetId,
+        RenderResources, ResourceInfo,
     },
-    window::WindowId,
+    renderer::Renderer,
+    shader::Shader,
+    texture::{SamplerDescriptor, TextureDescriptor},
 };
+use bevy_window::WindowId;
 use std::collections::HashMap;
 
 #[derive(Default)]
@@ -150,7 +149,7 @@ impl WgpuResources {
     ) -> RenderResource {
         let buffer = device.create_buffer(&wgpu::BufferDescriptor {
             size: buffer_info.size as u64,
-            usage: buffer_info.buffer_usage.into(),
+            usage: buffer_info.buffer_usage.wgpu_into(),
         });
 
         let resource = self.render_resources.get_next_resource();
@@ -167,7 +166,7 @@ impl WgpuResources {
         data: &[u8],
     ) -> RenderResource {
         buffer_info.size = data.len();
-        let buffer = device.create_buffer_with_data(data, buffer_info.buffer_usage.into());
+        let buffer = device.create_buffer_with_data(data, buffer_info.buffer_usage.wgpu_into());
         self.assign_buffer(buffer, buffer_info)
     }
 
@@ -200,7 +199,7 @@ impl WgpuResources {
         let device = device_rc.borrow();
 
         let mut mapped =
-            device.create_buffer_mapped(buffer_info.size as usize, buffer_info.buffer_usage.into());
+            device.create_buffer_mapped(buffer_info.size as usize, buffer_info.buffer_usage.wgpu_into());
         setup_data(&mut mapped.data, renderer);
         mapped.finish()
     }
@@ -236,7 +235,7 @@ impl WgpuResources {
         device: &wgpu::Device,
         sampler_descriptor: &SamplerDescriptor,
     ) -> RenderResource {
-        let descriptor: wgpu::SamplerDescriptor = (*sampler_descriptor).into();
+        let descriptor: wgpu::SamplerDescriptor = (*sampler_descriptor).wgpu_into();
         let sampler = device.create_sampler(&descriptor);
         let resource = self.render_resources.get_next_resource();
         self.samplers.insert(resource, sampler);
@@ -251,7 +250,7 @@ impl WgpuResources {
         texture_descriptor: &TextureDescriptor,
         bytes: Option<&[u8]>,
     ) -> RenderResource {
-        let descriptor: wgpu::TextureDescriptor = (*texture_descriptor).into();
+        let descriptor: wgpu::TextureDescriptor = (*texture_descriptor).wgpu_into();
         let texture = device.create_texture(&descriptor);
         let texture_view = texture.create_default_view();
         if let Some(bytes) = bytes {