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Support depth and stencil in webxr

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This commit is contained in:
Alan Jeffrey 2020-07-09 19:17:41 -05:00
parent 714acb942c
commit a9bb3f7181
3 changed files with 42 additions and 19 deletions
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4
Cargo.lock generated
View file

@ -6778,7 +6778,7 @@ dependencies = [
[[package]]
name = "webxr"
version = "0.0.1"
source = "git+https://github.com/servo/webxr#de60f3ebe01b1e829393c980a6126924b5f60075"
source = "git+https://github.com/servo/webxr#d9ec2263b017d9c415ce35e0f4417a454564bcf2"
dependencies = [
"android_injected_glue",
"bindgen",
@ -6801,7 +6801,7 @@ dependencies = [
[[package]]
name = "webxr-api"
version = "0.0.1"
source = "git+https://github.com/servo/webxr#de60f3ebe01b1e829393c980a6126924b5f60075"
source = "git+https://github.com/servo/webxr#d9ec2263b017d9c415ce35e0f4417a454564bcf2"
dependencies = [
"euclid",
"ipc-channel",

35
components/canvas/webgl_thread.rs
View file

@ -763,6 +763,19 @@ impl WebGLThread {
&self.contexts,
&mut self.bound_context_id,
);
// Destroy WebXR layers associated with this context
let webxr_context_id = WebXRContextId::from(context_id);
let mut webxr_contexts = WebXRBridgeContexts {
contexts: &mut self.contexts,
bound_context_id: &mut self.bound_context_id,
};
self.webxr_bridge.destroy_all_layers(
&mut self.device,
&mut webxr_contexts,
webxr_context_id,
);
// Release GL context.
let mut data = match self.contexts.remove(&context_id) {
Some(data) => data,
@ -774,11 +787,6 @@ impl WebGLThread {
.destroy(context_id, &mut self.device, &mut data.ctx)
.unwrap();
// Destroy WebXR layers associated with this context
let webxr_context_id = WebXRContextId::from(context_id);
self.webxr_bridge
.destroy_all_layers(&mut self.device, &mut data.ctx, webxr_context_id);
// Destroy the context
self.device.destroy_context(&mut data.ctx).unwrap();
@ -3193,10 +3201,7 @@ impl WebXRBridge {
.managers
.get_mut(&manager_id)
.ok_or(WebXRError::NoMatchingDevice)?;
let context = contexts
.context(device, context_id)
.ok_or(WebXRError::NoMatchingDevice)?;
manager.create_layer(device, context, context_id, layer_init)
manager.create_layer(device, contexts, context_id, layer_init)
}
fn destroy_layer(
@ -3208,22 +3213,20 @@ impl WebXRBridge {
layer_id: WebXRLayerId,
) {
if let Some(manager) = self.managers.get_mut(&manager_id) {
if let Some(context) = contexts.context(device, context_id) {
manager.destroy_layer(device, context, context_id, layer_id);
}
manager.destroy_layer(device, contexts, context_id, layer_id);
}
}
fn destroy_all_layers(
&mut self,
device: &mut Device,
context: &mut Context,
contexts: &mut dyn WebXRContexts<WebXRSurfman>,
context_id: WebXRContextId,
) {
for (_, manager) in &mut self.managers {
for (other_id, layer_id) in manager.layers().to_vec() {
if other_id == context_id {
manager.destroy_layer(device, context, context_id, layer_id);
manager.destroy_layer(device, contexts, context_id, layer_id);
}
}
}
@ -3335,7 +3338,7 @@ impl<GL: WebXRTypes> WebXRLayerManagerAPI<GL> for WebXRBridgeManager {
fn create_layer(
&mut self,
_: &mut GL::Device,
_: &mut GL::Context,
_: &mut dyn WebXRContexts<GL>,
context_id: WebXRContextId,
init: WebXRLayerInit,
) -> Result<WebXRLayerId, WebXRError> {
@ -3358,7 +3361,7 @@ impl<GL: WebXRTypes> WebXRLayerManagerAPI<GL> for WebXRBridgeManager {
fn destroy_layer(
&mut self,
_: &mut GL::Device,
_: &mut GL::Context,
_: &mut dyn WebXRContexts<GL>,
context_id: WebXRContextId,
layer_id: WebXRLayerId,
) {

22
components/script/dom/xrwebgllayer.rs
View file

@ -240,7 +240,19 @@ impl XRWebGLLayer {
0,
)
.ok()?;
// TODO: depth/stencil
if let Some(id) = sub_images.sub_image.as_ref()?.depth_stencil_texture {
// TODO: Cache this texture
let depth_stencil_texture_id = WebGLTextureId::maybe_new(id)?;
let depth_stencil_texture = WebGLTexture::new(context, depth_stencil_texture_id);
framebuffer
.texture2d_even_if_opaque(
constants::DEPTH_STENCIL_ATTACHMENT,
constants::TEXTURE_2D,
Some(&depth_stencil_texture),
0,
)
.ok()?;
}
Some(())
}
@ -253,6 +265,14 @@ impl XRWebGLLayer {
framebuffer
.texture2d_even_if_opaque(constants::COLOR_ATTACHMENT0, self.texture_target(), None, 0)
.ok()?;
framebuffer
.texture2d_even_if_opaque(
constants::DEPTH_STENCIL_ATTACHMENT,
constants::DEPTH_STENCIL_ATTACHMENT,
None,
0,
)
.ok()?;
framebuffer.upcast::<WebGLObject>().context().Flush();
Some(())
}