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Add support for filtering WebGL extensions based on WebGL version

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This commit is contained in:
Imanol Fernandez 2017-10-27 17:06:53 +02:00
parent d21657a9e5
commit f2f5817f56
13 changed files with 87 additions and 25 deletions
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11
components/script/dom/webgl_extensions/extension.rs
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@ -2,6 +2,7 @@
* 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 canvas_traits::webgl::WebGLVersion;
use dom::bindings::reflector::DomObject;
use dom::bindings::root::DomRoot;
use dom::bindings::trace::JSTraceable;
@ -15,6 +16,9 @@ pub trait WebGLExtension: Sized where Self::Extension: DomObject + JSTraceable {
/// Creates the DOM object of the WebGL extension.
fn new(ctx: &WebGLRenderingContext) -> DomRoot<Self::Extension>;
/// Returns which WebGL spec is this extension written against.
fn spec() -> WebGLExtensionSpec;
/// Checks if the extension is supported.
fn is_supported(ext: &WebGLExtensions) -> bool;
@ -24,3 +28,10 @@ pub trait WebGLExtension: Sized where Self::Extension: DomObject + JSTraceable {
/// Name of the WebGL Extension.
fn name() -> &'static str;
}
pub enum WebGLExtensionSpec {
/// Extensions written against both WebGL and WebGL2 specs.
All,
/// Extensions writen against a specific WebGL version spec.
Specific(WebGLVersion)
}