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Return an empty typed array from gl.getParameter(gl.COMPRESSED_TEXTURE_FORMATS)

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This commit is contained in:
Anthony Ramine 2018-07-08 01:59:58 +02:00
parent 31774e9203
commit f0ca100e87
5 changed files with 11 additions and 24 deletions
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12
components/script/dom/webglrenderingcontext.rs
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@ -55,7 +55,7 @@ use js::jsapi::{JSContext, JSObject, Type};
use js::jsval::{BooleanValue, DoubleValue, Int32Value, UInt32Value, JSVal};
use js::jsval::{ObjectValue, NullValue, UndefinedValue};
use js::rust::CustomAutoRooterGuard;
use js::typedarray::{ArrayBufferView, CreateWith, Float32Array, Int32Array};
use js::typedarray::{ArrayBufferView, CreateWith, Float32Array, Int32Array, Uint32Array};
use net_traits::image::base::PixelFormat;
use net_traits::image_cache::ImageResponse;
use offscreen_gl_context::{GLContextAttributes, GLLimits};
@ -1332,6 +1332,16 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
return Int32Value(constants::UNSIGNED_BYTE as i32);
}
}
constants::COMPRESSED_TEXTURE_FORMATS => {
// FIXME(nox): https://github.com/servo/servo/issues/20594
rooted!(in(cx) let mut rval = ptr::null_mut::<JSObject>());
let _ = Uint32Array::create(
cx,
CreateWith::Slice(&[]),
rval.handle_mut(),
).unwrap();
return ObjectValue(rval.get());
}
constants::VERSION => {
rooted!(in(cx) let mut rval = UndefinedValue());
"WebGL 1.0".to_jsval(cx, rval.handle_mut());