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Remove WebVR
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74 changed files with 97 additions and 3178 deletions
131
components/script/dom/gamepadpose.rs
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131
components/script/dom/gamepadpose.rs
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
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use crate::dom::bindings::codegen::Bindings::GamepadPoseBinding::GamepadPoseMethods;
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use crate::dom::bindings::reflector::{reflect_dom_object, Reflector};
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use crate::dom::bindings::root::DomRoot;
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use crate::dom::globalscope::GlobalScope;
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use crate::script_runtime::JSContext;
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use dom_struct::dom_struct;
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use js::jsapi::{Heap, JSObject};
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use js::typedarray::{CreateWith, Float32Array};
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use std::ptr;
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use std::ptr::NonNull;
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#[dom_struct]
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pub struct GamepadPose {
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reflector_: Reflector,
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#[ignore_malloc_size_of = "mozjs"]
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position: Heap<*mut JSObject>,
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#[ignore_malloc_size_of = "mozjs"]
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orientation: Heap<*mut JSObject>,
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#[ignore_malloc_size_of = "mozjs"]
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linear_vel: Heap<*mut JSObject>,
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#[ignore_malloc_size_of = "mozjs"]
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angular_vel: Heap<*mut JSObject>,
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#[ignore_malloc_size_of = "mozjs"]
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linear_acc: Heap<*mut JSObject>,
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#[ignore_malloc_size_of = "mozjs"]
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angular_acc: Heap<*mut JSObject>,
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}
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// TODO: support gamepad discovery
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#[allow(dead_code)]
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#[allow(unsafe_code)]
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fn update_or_create_typed_array(cx: JSContext, src: Option<&[f32]>, dst: &Heap<*mut JSObject>) {
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match src {
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Some(data) => {
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if dst.get().is_null() {
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rooted!(in (*cx) let mut array = ptr::null_mut::<JSObject>());
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let _ = unsafe {
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Float32Array::create(*cx, CreateWith::Slice(data), array.handle_mut())
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};
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(*dst).set(array.get());
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} else {
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typedarray!(in(*cx) let array: Float32Array = dst.get());
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if let Ok(mut array) = array {
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unsafe { array.update(data) };
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}
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}
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},
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None => {
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if !dst.get().is_null() {
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dst.set(ptr::null_mut());
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}
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},
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}
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}
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#[inline]
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#[allow(unsafe_code)]
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fn heap_to_option(heap: &Heap<*mut JSObject>) -> Option<NonNull<JSObject>> {
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let js_object = heap.get();
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if js_object.is_null() {
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None
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} else {
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unsafe { Some(NonNull::new_unchecked(js_object)) }
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}
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}
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// TODO: support gamepad discovery
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#[allow(dead_code)]
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impl GamepadPose {
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fn new_inherited() -> GamepadPose {
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GamepadPose {
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reflector_: Reflector::new(),
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position: Heap::default(),
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orientation: Heap::default(),
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linear_vel: Heap::default(),
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angular_vel: Heap::default(),
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linear_acc: Heap::default(),
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angular_acc: Heap::default(),
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}
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}
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pub fn new(global: &GlobalScope) -> DomRoot<GamepadPose> {
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reflect_dom_object(Box::new(GamepadPose::new_inherited()), global)
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}
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}
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impl GamepadPoseMethods for GamepadPose {
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// https://w3c.github.io/gamepad/extensions.html#dom-gamepadpose-position
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fn GetPosition(&self, _cx: JSContext) -> Option<NonNull<JSObject>> {
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heap_to_option(&self.position)
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}
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// https://w3c.github.io/gamepad/extensions.html#dom-gamepadpose-hasposition
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fn HasPosition(&self) -> bool {
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!self.position.get().is_null()
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}
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// https://w3c.github.io/gamepad/extensions.html#dom-gamepadpose-linearvelocity
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fn GetLinearVelocity(&self, _cx: JSContext) -> Option<NonNull<JSObject>> {
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heap_to_option(&self.linear_vel)
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}
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// https://w3c.github.io/gamepad/extensions.html#dom-gamepadpose-linearacceleration
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fn GetLinearAcceleration(&self, _cx: JSContext) -> Option<NonNull<JSObject>> {
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heap_to_option(&self.linear_acc)
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}
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// https://w3c.github.io/gamepad/extensions.html#dom-gamepadpose-orientation
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fn GetOrientation(&self, _cx: JSContext) -> Option<NonNull<JSObject>> {
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heap_to_option(&self.orientation)
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}
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// https://w3c.github.io/gamepad/extensions.html#dom-gamepadpose-orientation
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fn HasOrientation(&self) -> bool {
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!self.orientation.get().is_null()
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}
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// https://w3c.github.io/gamepad/extensions.html#dom-gamepadpose-angularvelocity
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fn GetAngularVelocity(&self, _cx: JSContext) -> Option<NonNull<JSObject>> {
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heap_to_option(&self.angular_vel)
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}
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// https://w3c.github.io/gamepad/extensions.html#dom-gamepadpose-angularacceleration
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fn GetAngularAcceleration(&self, _cx: JSContext) -> Option<NonNull<JSObject>> {
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heap_to_option(&self.angular_acc)
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}
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}
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