From e37149b3a8be2fdf87f4ef0baa25fe6f330a9edf Mon Sep 17 00:00:00 2001 From: Dzmitry Malyshau Date: Thu, 24 Oct 2019 23:16:25 -0400 Subject: [PATCH] Remove all the IPC --- .travis.yml | 2 +- Cargo.lock | 309 ------------------------------------ ffi/wgpu-remote.h | 118 +++++++++----- wgpu-native/Cargo.toml | 4 +- wgpu-native/src/hub.rs | 21 ++- wgpu-native/src/instance.rs | 1 + wgpu-native/src/lib.rs | 2 +- wgpu-remote/Cargo.toml | 4 +- wgpu-remote/cbindgen.toml | 24 ++- wgpu-remote/src/lib.rs | 146 +++++++---------- wgpu-remote/src/server.rs | 72 ++++----- 11 files changed, 214 insertions(+), 489 deletions(-) diff --git a/.travis.yml b/.travis.yml index 5158a9f22..9815f3e95 100644 --- a/.travis.yml +++ b/.travis.yml @@ -58,7 +58,7 @@ before_install: script: - cargo test # TODO: enable GL backend - - (cd wgpu-native && cargo check --features local) + - (cd wgpu-native && cargo check --all-features) - if [[ $TRAVIS_OS_NAME == "osx" ]]; then (cd wgpu-native && cargo check --features gfx-backend-vulkan); fi - if [[ $TRAVIS_OS_NAME == "linux" ]]; then cargo check --release; fi - if [[ $TRAVIS_RUST_VERSION == "nightly" ]]; then cargo +nightly install cbindgen; fi diff --git a/Cargo.lock b/Cargo.lock index 5b740d5ee..ffcb9239e 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -52,16 +52,6 @@ dependencies = [ "libc 0.2.55 (registry+https://github.com/rust-lang/crates.io-index)", ] -[[package]] -name = "bincode" -version = "1.1.4" -source = "registry+https://github.com/rust-lang/crates.io-index" -dependencies = [ - "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)", - "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)", - "serde 1.0.91 (registry+https://github.com/rust-lang/crates.io-index)", -] - [[package]] name = "bitflags" version = "1.0.4" @@ -149,24 +139,6 @@ dependencies = [ "libc 0.2.55 (registry+https://github.com/rust-lang/crates.io-index)", ] -[[package]] -name = "crossbeam-channel" -version = "0.3.8" -source = 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+1,105 @@ - +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ /* Generated with cbindgen:0.9.1 */ -#include -#include -#include -#include +/* DO NOT MODIFY THIS MANUALLY! This file was generated using cbindgen. + * To generate this file: + * 1. Get the latest cbindgen using `cargo install --force cbindgen` + * a. Alternatively, you can clone `https://github.com/eqrion/cbindgen` and use a tagged release + * 2. Run `rustup run nightly cbindgen toolkit/library/rust/ --lockfile Cargo.lock --crate wgpu-remote -o dom/webgpu/ffi/wgpu_ffi_generated.h` + */ -typedef enum { +typedef void WGPUEmpty; + + +#include +#include +#include +#include + +enum class WGPUPowerPreference { WGPUPowerPreference_Default = 0, WGPUPowerPreference_LowPower = 1, WGPUPowerPreference_HighPerformance = 2, -} WGPUPowerPreference; +}; -typedef struct WGPUClient WGPUClient; +template +struct WGPUAdapter; -typedef struct WGPUServer WGPUServer; +struct WGPUClient; -typedef uint64_t WGPUId_Device_Dummy; +template +struct WGPUDevice; -typedef WGPUId_Device_Dummy WGPUDeviceId; +struct WGPUGlobal; -typedef uint64_t WGPUId_Adapter_Dummy; +using WGPUDummy = WGPUEmpty; -typedef WGPUId_Adapter_Dummy WGPUAdapterId; +template +using WGPUId = uint64_t; -typedef struct { - bool anisotropic_filtering; -} WGPUExtensions; +using WGPUAdapterId = WGPUId>; -typedef struct { - uint32_t max_bind_groups; -} WGPULimits; +using WGPUDeviceId = WGPUId>; -typedef struct { - WGPUExtensions extensions; - WGPULimits limits; -} WGPUDeviceDescriptor; +struct WGPUInfrastructure { + WGPUClient *client; + const uint8_t *error; -typedef uint32_t WGPUBackendBit; + bool operator==(const WGPUInfrastructure& aOther) const { + return client == aOther.client && + error == aOther.error; + } +}; -typedef struct { +using WGPUBackendBit = uint32_t; + +struct WGPURequestAdapterOptions { WGPUPowerPreference power_preference; WGPUBackendBit backends; -} WGPURequestAdapterOptions; -typedef struct { - WGPUClient *client; - WGPUServer *server; - const uint8_t *error; -} WGPUInfrastructure; + bool operator==(const WGPURequestAdapterOptions& aOther) const { + return power_preference == aOther.power_preference && + backends == aOther.backends; + } +}; -WGPUDeviceId wgpu_client_adapter_create_device(const WGPUClient *client, - WGPUAdapterId adapter_id, - const WGPUDeviceDescriptor *desc); +extern "C" { -WGPUAdapterId wgpu_client_request_adapter(const WGPUClient *client, - const WGPURequestAdapterOptions *desc); +WGPU_INLINE +void wgpu_client_delete(WGPUClient *aClient) +WGPU_FUNC; -WGPUInfrastructure wgpu_initialize(void); +WGPU_INLINE +uintptr_t wgpu_client_make_adapter_ids(const WGPUClient *aClient, + WGPUAdapterId *aIds, + uintptr_t aIdLength) +WGPU_FUNC; -void wgpu_server_process(const WGPUServer *server); +WGPU_INLINE +WGPUDeviceId wgpu_client_make_device_id(const WGPUClient *aClient, + WGPUAdapterId aAdapterId) +WGPU_FUNC; -void wgpu_terminate(WGPUClient *client); +WGPU_INLINE +WGPUInfrastructure wgpu_client_new() +WGPU_FUNC; + +WGPU_INLINE +void wgpu_server_delete(WGPUGlobal *aGlobal) +WGPU_FUNC; + +WGPU_INLINE +WGPUGlobal *wgpu_server_new() +WGPU_FUNC; + +WGPU_INLINE +WGPUAdapterId wgpu_server_request_adapter(const WGPUGlobal *aGlobal, + const WGPURequestAdapterOptions *aDesc, + const WGPUAdapterId *aIds, + uintptr_t aIdLength) +WGPU_FUNC; + +} // extern "C" diff --git a/wgpu-native/Cargo.toml b/wgpu-native/Cargo.toml index 357d97d10..175e586b0 100644 --- a/wgpu-native/Cargo.toml +++ b/wgpu-native/Cargo.toml @@ -17,7 +17,7 @@ crate-type = ["lib", "cdylib", "staticlib"] [features] default = [] -local = ["lazy_static"] +local = ["lazy_static", "raw-window-handle"] metal-auto-capture = ["gfx-backend-metal/auto-capture"] #NOTE: glutin feature is not stable, use at your own risk #glutin = ["gfx-backend-gl/glutin"] @@ -31,7 +31,7 @@ log = "0.4" hal = { package = "gfx-hal", git = "https://github.com/gfx-rs/gfx", rev = "3d5db15661127c8cad8d85522a68ec36c82f6e69" } gfx-backend-empty = { git = "https://github.com/gfx-rs/gfx", rev = "3d5db15661127c8cad8d85522a68ec36c82f6e69" } parking_lot = "0.9" -raw-window-handle = "0.3" +raw-window-handle = { version = "0.3", optional = true } rendy-memory = { git = "https://github.com/amethyst/rendy", rev = "e8ffcabc2bc74fbb282d4f71fa55c28d0ec31c86" } rendy-descriptor = { git = "https://github.com/amethyst/rendy", rev = "e8ffcabc2bc74fbb282d4f71fa55c28d0ec31c86" } serde = { version = "1.0", features = ["serde_derive"], optional = true } diff --git a/wgpu-native/src/hub.rs b/wgpu-native/src/hub.rs index b4f132831..a51ac6eae 100644 --- a/wgpu-native/src/hub.rs +++ b/wgpu-native/src/hub.rs @@ -411,13 +411,24 @@ pub struct Global { hubs: Hubs, } +impl Global { + fn new_impl(name: &str) -> Self { + Global { + instance: Instance::new(name, 1), + surfaces: Registry::new(Backend::Empty), + hubs: Hubs::default(), + } + } + + #[cfg(not(feature = "local"))] + pub fn new(name: &str) -> Self { + Self::new_impl(name) + } +} + #[cfg(feature = "local")] lazy_static::lazy_static! { - pub static ref GLOBAL: Arc = Arc::new(Global { - instance: Instance::new("wgpu", 1), - surfaces: Registry::new(Backend::Empty), - hubs: Hubs::default(), - }); + pub static ref GLOBAL: Arc = Arc::new(Global::new_impl("wgpu")); } pub trait GfxBackend: hal::Backend { diff --git a/wgpu-native/src/instance.rs b/wgpu-native/src/instance.rs index fd6c93278..b5b733a6f 100644 --- a/wgpu-native/src/instance.rs +++ b/wgpu-native/src/instance.rs @@ -94,6 +94,7 @@ pub enum PowerPreference { #[cfg(feature = "local")] bitflags! { #[repr(transparent)] + #[cfg_attr(feature = "serde", derive(Serialize, Deserialize))] pub struct BackendBit: u32 { const VULKAN = 1 << Backend::Vulkan as u32; const GL = 1 << Backend::Gl as u32; diff --git a/wgpu-native/src/lib.rs b/wgpu-native/src/lib.rs index bb6c01094..673ddbd62 100644 --- a/wgpu-native/src/lib.rs +++ b/wgpu-native/src/lib.rs @@ -33,7 +33,7 @@ pub use self::binding_model::*; pub use self::command::*; pub use self::device::*; #[cfg(not(feature = "local"))] -pub use self::hub::{Access, IdentityManager, Registry, Token}; +pub use self::hub::{Access, Global, IdentityManager, Registry, Token}; pub use self::id::*; pub use self::instance::*; pub use self::pipeline::*; diff --git a/wgpu-remote/Cargo.toml b/wgpu-remote/Cargo.toml index 2dff45aae..440f13bc4 100644 --- a/wgpu-remote/Cargo.toml +++ b/wgpu-remote/Cargo.toml @@ -14,8 +14,6 @@ crate-type = ["lib", "cdylib", "staticlib"] default = [] [dependencies] -wgpu-native = { path = "../wgpu-native", version = "0.3", features = ["serde"] } -ipc-channel = "0.12" +wgn = { path = "../wgpu-native", package = "wgpu-native", version = "0.3" } log = "0.4" parking_lot = { version = "0.9" } -serde = { version = "1.0", features = ["serde_derive"] } diff --git a/wgpu-remote/cbindgen.toml b/wgpu-remote/cbindgen.toml index 736de64da..d139f9f2a 100644 --- a/wgpu-remote/cbindgen.toml +++ b/wgpu-remote/cbindgen.toml @@ -1,9 +1,20 @@ -header = "" +header = """/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */""" +autogen_warning = """/* DO NOT MODIFY THIS MANUALLY! This file was generated using cbindgen. + * To generate this file: + * 1. Get the latest cbindgen using `cargo install --force cbindgen` + * a. Alternatively, you can clone `https://github.com/eqrion/cbindgen` and use a tagged release + * 2. Run `rustup run nightly cbindgen toolkit/library/rust/ --lockfile Cargo.lock --crate wgpu-remote -o dom/webgpu/ffi/wgpu_ffi_generated.h` + */ + +typedef void WGPUEmpty; +""" include_version = true braces = "SameLine" line_length = 100 tab_width = 2 -language = "C" +language = "C++" [export] prefix = "WGPU" @@ -14,6 +25,10 @@ parse_deps = true include = ["wgpu-native"] [fn] +prefix = "WGPU_INLINE" +postfix = "WGPU_FUNC" +args = "Vertical" +rename_args = "GeckoCase" [struct] derive_eq = true @@ -24,3 +39,8 @@ derive_helper_methods = true [macro_expansion] bitflags = true + +[defines] +"target_os = windows" = "XP_WIN" +"target_os = macos" = "XP_MACOSX" +"target_os = android" = "ANDROID" diff --git a/wgpu-remote/src/lib.rs b/wgpu-remote/src/lib.rs index 39823542d..0a209807f 100644 --- a/wgpu-remote/src/lib.rs +++ b/wgpu-remote/src/lib.rs @@ -2,51 +2,18 @@ * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ -//TODO: remove once `cbindgen` is smart enough -extern crate wgpu_native as wgn; use wgn::{AdapterId, Backend, DeviceId, IdentityManager, SurfaceId}; -use crate::server::Server; - -use ipc_channel::ipc; use parking_lot::Mutex; -use serde::{Deserialize, Serialize}; -use std::{ptr, sync::Arc}; +use std::{ptr, slice}; -mod server; - -/// A message on the timeline of devices, queues, and resources. -#[derive(Serialize, Deserialize, Debug)] -enum GlobalMessage { - RequestAdapter(wgn::RequestAdapterOptions, Vec), - AdapterRequestDevice(wgn::AdapterId, wgn::DeviceDescriptor, wgn::DeviceId), - //Device(DeviceMessage), - //Queue(QueueMessage), - //Texture(TextureMessage), - //Command(CommandMessage), - Terminate, -} +pub mod server; #[derive(Debug)] struct IdentityHub { adapters: IdentityManager, devices: IdentityManager, - /* - pipeline_layouts: IdentityManager, - shader_modules: IdentityManager, - bind_group_layouts: IdentityManager, - bind_groups: IdentityManager, - command_buffers: IdentityManager, - render_passes: IdentityManager, - render_pipelines: IdentityManager, - compute_passes: IdentityManager, - compute_pipelines: IdentityManager, - buffers: IdentityManager, - textures: IdentityManager, - texture_views: IdentityManager, - samplers: IdentityManager, - */ } impl IdentityHub { @@ -92,85 +59,92 @@ impl Identities { } } - -#[derive(Clone, Debug)] +#[derive(Debug)] pub struct Client { - channel: ipc::IpcSender, - identities: Arc>, + identities: Mutex, } #[repr(C)] #[derive(Debug)] pub struct Infrastructure { pub client: *mut Client, - pub server: *mut Server, pub error: *const u8, } #[no_mangle] -pub extern "C" fn wgpu_initialize() -> Infrastructure { - match ipc::channel() { - Ok((sender, receiver)) => { - let client = Client { - channel: sender, - identities: Arc::new(Mutex::new(Identities::new())), - }; - let server = Server::new(receiver); - Infrastructure { - client: Box::into_raw(Box::new(client)), - server: Box::into_raw(Box::new(server)), - error: ptr::null(), - } - } - Err(e) => { - log::error!("WGPU initialize failed: {:?}", e); - Infrastructure { - client: ptr::null_mut(), - server: ptr::null_mut(), - error: ptr::null(), //TODO_remote_ - } - } +pub extern "C" fn wgpu_client_new() -> Infrastructure { + log::info!("Initializing WGPU client"); + let client = Box::new(Client { + identities: Mutex::new(Identities::new()), + }); + Infrastructure { + client: Box::into_raw(client), + error: ptr::null(), } } #[no_mangle] -pub extern "C" fn wgpu_terminate(client: *mut Client) { - let client = unsafe { Box::from_raw(client) }; - let msg = GlobalMessage::Terminate; - let _ = client.channel.send(msg); +pub extern "C" fn wgpu_client_delete(client: *mut Client) { + log::info!("Terminating WGPU client"); + let _client = unsafe { Box::from_raw(client) }; } #[no_mangle] -pub extern "C" fn wgpu_client_request_adapter( +pub extern "C" fn wgpu_client_make_adapter_ids( client: &Client, - desc: &wgn::RequestAdapterOptions, -) -> wgn::AdapterId { + ids: *mut wgn::AdapterId, + id_length: usize, +) -> usize { let mut identities = client.identities.lock(); - let ids = vec![ - identities.vulkan.adapters.alloc(), - #[cfg(any(target_os = "ios", target_os = "macos"))] - identities.metal.adapters.alloc(), - #[cfg(windows)] - identities.dx12.adapters.alloc(), - ]; - let msg = GlobalMessage::RequestAdapter(desc.clone(), ids); - client.channel.send(msg).unwrap(); - unimplemented!() + assert_ne!(id_length, 0); + let mut ids = unsafe { slice::from_raw_parts_mut(ids, id_length) }.iter_mut(); + + *ids.next().unwrap() = identities.vulkan.adapters.alloc(); + + #[cfg(any(target_os = "ios", target_os = "macos"))] + { + *ids.next().unwrap() = identities.metal.adapters.alloc(); + } + #[cfg(windows)] + { + *ids.next().unwrap() = identities.dx12.adapters.alloc(); + } + + id_length - ids.len() } #[no_mangle] -pub extern "C" fn wgpu_client_adapter_create_device( +pub extern "C" fn wgpu_client_kill_adapter_ids( + client: &Client, + ids: *const wgn::AdapterId, + id_length: usize, +) { + let mut identity = client.identities.lock(); + let ids = unsafe { slice::from_raw_parts(ids, id_length) }; + for &id in ids { + identity.select(id.backend()).adapters.free(id) + } +} + +#[no_mangle] +pub extern "C" fn wgpu_client_make_device_id( client: &Client, adapter_id: wgn::AdapterId, - desc: &wgn::DeviceDescriptor, ) -> wgn::DeviceId { - let device_id = client + client .identities .lock() .select(adapter_id.backend()) .devices - .alloc(); - let msg = GlobalMessage::AdapterRequestDevice(adapter_id, desc.clone(), device_id); - client.channel.send(msg).unwrap(); - device_id + .alloc() +} + +#[no_mangle] +pub extern "C" fn wgpu_client_kill_device_id(client: &Client, id: wgn::DeviceId) { + client + .identities + .lock() + .select(id.backend()) + .devices + .free(id) } diff --git a/wgpu-remote/src/server.rs b/wgpu-remote/src/server.rs index a909cb7ed..a249df84c 100644 --- a/wgpu-remote/src/server.rs +++ b/wgpu-remote/src/server.rs @@ -2,49 +2,39 @@ * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ -use crate::GlobalMessage; +use std::slice; -use ipc_channel::ipc::IpcReceiver; -use wgn; - -#[derive(Debug)] -pub struct Server { - channel: IpcReceiver, -} - -impl Server { - pub(crate) fn new(channel: IpcReceiver) -> Self { - Server { channel } - } -} - -enum ControlFlow { - Continue, - Terminate, -} - -fn process(_message: GlobalMessage) -> ControlFlow { - /* - match message { - GlobalMessage::RequestAdapter(ref desc, ref ids) => { - wgn::request_adapter(desc, ids); - } - GlobalMessage::AdapterRequestDevice(adapter_id, ref desc, id) => { - use wgn::adapter_request_device as fun; - wgn::gfx_select!(adapter_id => fun(adapter_id, desc, id)); - } - GlobalMessage::Terminate => return ControlFlow::Terminate, - }*/ - - ControlFlow::Continue +#[no_mangle] +pub extern "C" fn wgpu_server_new() -> *mut wgn::Global { + log::info!("Initializing WGPU server"); + Box::into_raw(Box::new(wgn::Global::new("wgpu"))) } #[no_mangle] -pub extern "C" fn wgpu_server_process(server: &Server) { - while let Ok(message) = server.channel.try_recv() { - match process(message) { - ControlFlow::Continue => {} - ControlFlow::Terminate => break, - } - } +pub extern "C" fn wgpu_server_delete(global: *mut wgn::Global) { + log::info!("Terminating WGPU server"); + //TODO: proper cleanup + let _ = unsafe { Box::from_raw(global) }; +} + +#[no_mangle] +pub extern "C" fn wgpu_server_instance_request_adapter( + global: &wgn::Global, + desc: &wgn::RequestAdapterOptions, + ids: *const wgn::AdapterId, + id_length: usize, +) -> wgn::AdapterId { + let ids = unsafe { slice::from_raw_parts(ids, id_length) }; + wgn::request_adapter(global, desc, ids).unwrap() +} + +#[no_mangle] +pub extern "C" fn wgpu_server_adapter_request_device( + global: &wgn::Global, + self_id: wgn::AdapterId, + desc: &wgn::DeviceDescriptor, + new_id: wgn::DeviceId, +) { + use wgn::adapter_request_device as func; + wgn::gfx_select!(self_id => func(global, self_id, desc, new_id)); }