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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/. */
use canvas_traits::webgl::WebGLVersion;
use dom_struct::dom_struct;
use super::{WebGLExtension, WebGLExtensionSpec, WebGLExtensions};
use crate::dom::bindings::reflector::{reflect_dom_object, DomGlobal, Reflector};
use crate::dom::bindings::root::DomRoot;
use crate::dom::webglrenderingcontext::WebGLRenderingContext;
use crate::script_runtime::CanGc;
#[dom_struct]
pub(crate) struct OESElementIndexUint {
reflector_: Reflector,
}
impl OESElementIndexUint {
fn new_inherited() -> Self {
Self {
reflector_: Reflector::new(),
}
}
}
impl WebGLExtension for OESElementIndexUint {
type Extension = Self;
fn new(ctx: &WebGLRenderingContext, can_gc: CanGc) -> DomRoot<Self> {
reflect_dom_object(
Box::new(OESElementIndexUint::new_inherited()),
&*ctx.global(),
can_gc,
)
}
fn spec() -> WebGLExtensionSpec {
WebGLExtensionSpec::Specific(WebGLVersion::WebGL1)
}
fn is_supported(ext: &WebGLExtensions) -> bool {
// This extension is always available in desktop OpenGL.
!ext.is_gles() || ext.supports_gl_extension("GL_OES_element_index_uint")
}
fn enable(ext: &WebGLExtensions) {
ext.enable_element_index_uint();
}
fn name() -> &'static str {
"OES_element_index_uint"
}
}
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