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Support WebGL2 contexts in XRWebGLLayer.

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This commit is contained in:
Josh Matthews 2020-04-08 12:49:16 -04:00
parent 2128bf1e05
commit c002a29582
3 changed files with 54 additions and 17 deletions
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9
components/script/dom/webglframebuffer.rs
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@ -5,6 +5,7 @@
// https://www.khronos.org/registry/webgl/specs/latest/1.0/webgl.idl
use crate::dom::bindings::cell::DomRefCell;
use crate::dom::bindings::codegen::Bindings::WebGL2RenderingContextBinding::WebGL2RenderingContextConstants as constants;
use crate::dom::bindings::codegen::Bindings::XRWebGLLayerBinding::XRWebGLRenderingContext;
use crate::dom::bindings::inheritance::Castable;
use crate::dom::bindings::reflector::{reflect_dom_object, DomObject};
use crate::dom::bindings::root::{Dom, DomRoot, MutNullableDom};
@ -141,10 +142,14 @@ impl WebGLFramebuffer {
// https://github.com/servo/servo/issues/24498
pub fn maybe_new_webxr(
session: &XRSession,
context: &WebGLRenderingContext,
context: &XRWebGLRenderingContext,
size: Size2D<i32, Viewport>,
) -> Option<(WebXRSwapChainId, DomRoot<Self>)> {
let (sender, receiver) = webgl_channel().unwrap();
let context = match context {
XRWebGLRenderingContext::WebGLRenderingContext(ref ctx) => DomRoot::from_ref(&**ctx),
XRWebGLRenderingContext::WebGL2RenderingContext(ref ctx) => ctx.base_context(),
};
let _ = context.webgl_sender().send_create_webxr_swap_chain(
size.to_untyped(),
sender,
@ -153,7 +158,7 @@ impl WebGLFramebuffer {
let swap_chain_id = receiver.recv().unwrap()?;
let framebuffer_id =
WebGLFramebufferId::Opaque(WebGLOpaqueFramebufferId::WebXR(swap_chain_id));
let framebuffer = WebGLFramebuffer::new(context, framebuffer_id);
let framebuffer = WebGLFramebuffer::new(&*context, framebuffer_id);
framebuffer.size.set(Some((size.width, size.height)));
framebuffer.status.set(constants::FRAMEBUFFER_COMPLETE);
framebuffer.xr_session.set(Some(session));